Open-ILS/src/c-apps/oils_cstore.c

   1 #include "opensrf/osrf_application.h"
   2 #include "opensrf/osrf_settings.h"
   3 #include "opensrf/osrf_message.h"
   4 #include "opensrf/utils.h"
   5 #include "opensrf/osrf_json.h"
   6 #include "opensrf/log.h"
   7 #include "openils/oils_utils.h"
   8 #include <dbi/dbi.h>
   9
  10 #include <time.h>
  11 #include <stdlib.h>
  12 #include <string.h>
  13 #include <unistd.h>
  14
  15 #ifdef RSTORE
  16 #  define MODULENAME "open-ils.reporter-store"
  17 #else
  18 #  ifdef PCRUD
  19 #    define MODULENAME "open-ils.pcrud"
  20 #  else
  21 #    define MODULENAME "open-ils.cstore"
  22 #  endif
  23 #endif
  24
  25 #define SUBSELECT       4
  26 #define DISABLE_I18N    2
  27 #define SELECT_DISTINCT 1
  28 #define AND_OP_JOIN     0
  29 #define OR_OP_JOIN      1
  30
  31 int osrfAppChildInit();
  32 int osrfAppInitialize();
  33 void osrfAppChildExit();
  34
  35 static int verifyObjectClass ( osrfMethodContext*, const jsonObject* );
  36
  37 int beginTransaction ( osrfMethodContext* );
  38 int commitTransaction ( osrfMethodContext* );
  39 int rollbackTransaction ( osrfMethodContext* );
  40
  41 int setSavepoint ( osrfMethodContext* );
  42 int releaseSavepoint ( osrfMethodContext* );
  43 int rollbackSavepoint ( osrfMethodContext* );
  44
  45 int doJSONSearch ( osrfMethodContext* );
  46
  47 int dispatchCRUDMethod ( osrfMethodContext* );
  48 static jsonObject* doCreate ( osrfMethodContext*, int* );
  49 static jsonObject* doRetrieve ( osrfMethodContext*, int* );
  50 static jsonObject* doUpdate ( osrfMethodContext*, int* );
  51 static jsonObject* doDelete ( osrfMethodContext*, int* );
  52 static jsonObject* doFieldmapperSearch ( osrfMethodContext*, osrfHash*,
  53         const jsonObject*, int* );
  54 static jsonObject* oilsMakeFieldmapperFromResult( dbi_result, osrfHash* );
  55 static jsonObject* oilsMakeJSONFromResult( dbi_result );
  56
  57 static char* searchWriteSimplePredicate ( const char*, osrfHash*,
  58         const char*, const char*, const char* );
  59 static char* searchSimplePredicate ( const char*, const char*, osrfHash*, const jsonObject* );
  60 static char* searchFunctionPredicate ( const char*, osrfHash*, const jsonObject*, const char* );
  61 static char* searchFieldTransform ( const char*, osrfHash*, const jsonObject*);
  62 static char* searchFieldTransformPredicate ( const char*, osrfHash*, jsonObject*, const char* );
  63 static char* searchBETWEENPredicate ( const char*, osrfHash*, jsonObject* );
  64 static char* searchINPredicate ( const char*, osrfHash*, const jsonObject*, const char* );
  65 static char* searchPredicate ( const char*, osrfHash*, jsonObject* );
  66 static char* searchJOIN ( const jsonObject*, osrfHash* );
  67 static char* searchWHERE ( const jsonObject*, osrfHash*, int, osrfMethodContext* );
  68 static char* buildSELECT ( jsonObject*, jsonObject*, osrfHash*, osrfMethodContext* );
  69
  70 static char* SELECT ( osrfMethodContext*, jsonObject*, jsonObject*, jsonObject*, jsonObject*, jsonObject*, jsonObject*, jsonObject*, int );
  71
  72 void userDataFree( void* );
  73 static void sessionDataFree( char*, void* );
  74 static char* getSourceDefinition( osrfHash* );
  75
  76 #ifdef PCRUD
  77 static jsonObject* verifyUserPCRUD( osrfMethodContext* );
  78 static int verifyObjectPCRUD( osrfMethodContext*, const jsonObject* );
  79 #endif
  80
  81 static dbi_conn writehandle; /* our MASTER db connection */
  82 static dbi_conn dbhandle; /* our CURRENT db connection */
  83 //static osrfHash * readHandles;
  84 static jsonObject* jsonNULL = NULL; //
  85 static int max_flesh_depth = 100;
  86
  87 /* called when this process is about to exit */
  88 void osrfAppChildExit() {
  89     osrfLogDebug(OSRF_LOG_MARK, "Child is exiting, disconnecting from database...");
  90
  91     int same = 0;
  92     if (writehandle == dbhandle) same = 1;
  93     if (writehandle) {
  94         dbi_conn_query(writehandle, "ROLLBACK;");
  95         dbi_conn_close(writehandle);
  96         writehandle = NULL;
  97     }
  98     if (dbhandle && !same)
  99         dbi_conn_close(dbhandle);
 100
 101     // XXX add cleanup of readHandles whenever that gets used
 102
 103     return;
 104 }
 105
 106 int osrfAppInitialize() {
 107
 108     osrfLogInfo(OSRF_LOG_MARK, "Initializing the CStore Server...");
 109     osrfLogInfo(OSRF_LOG_MARK, "Finding XML file...");
 110
 111     if (!oilsIDLInit( osrf_settings_host_value("/IDL") )) return 1; /* return non-zero to indicate error */
 112
 113     char* method_str = NULL;
 114     growing_buffer* method_name = buffer_init(64);
 115 #ifndef PCRUD
 116     // Generic search thingy
 117     buffer_fadd(method_name, "%s.json_query", MODULENAME);
 118     method_str = buffer_data(method_name);
 119     osrfAppRegisterMethod( MODULENAME, method_str, "doJSONSearch", "", 1, OSRF_METHOD_STREAMING );
 120     free(method_str);
 121 #endif
 122
 123     // first we register all the transaction and savepoint methods
 124     buffer_reset(method_name);
 125     buffer_fadd(method_name, "%s.transaction.begin", MODULENAME);
 126     method_str = buffer_data(method_name);
 127     osrfAppRegisterMethod( MODULENAME, method_str, "beginTransaction", "", 0, 0 );
 128     free(method_str);
 129
 130     buffer_reset(method_name);
 131     buffer_fadd(method_name, "%s.transaction.commit", MODULENAME);
 132     method_str = buffer_data(method_name);
 133     osrfAppRegisterMethod( MODULENAME, method_str, "commitTransaction", "", 0, 0 );
 134     free(method_str);
 135
 136     buffer_reset(method_name);
 137     buffer_fadd(method_name, "%s.transaction.rollback", MODULENAME);
 138     method_str = buffer_data(method_name);
 139     osrfAppRegisterMethod( MODULENAME, method_str, "rollbackTransaction", "", 0, 0 );
 140     free(method_str);
 141
 142     buffer_reset(method_name);
 143     buffer_fadd(method_name, "%s.savepoint.set", MODULENAME);
 144     method_str = buffer_data(method_name);
 145     osrfAppRegisterMethod( MODULENAME, method_str, "setSavepoint", "", 1, 0 );
 146     free(method_str);
 147
 148     buffer_reset(method_name);
 149     buffer_fadd(method_name, "%s.savepoint.release", MODULENAME);
 150     method_str = buffer_data(method_name);
 151     osrfAppRegisterMethod( MODULENAME, method_str, "releaseSavepoint", "", 1, 0 );
 152     free(method_str);
 153
 154     buffer_reset(method_name);
 155     buffer_fadd(method_name, "%s.savepoint.rollback", MODULENAME);
 156     method_str = buffer_data(method_name);
 157     osrfAppRegisterMethod( MODULENAME, method_str, "rollbackSavepoint", "", 1, 0 );
 158     free(method_str);
 159
 160     buffer_free(method_name);
 161
 162     osrfStringArray* global_methods = osrfNewStringArray(6);
 163
 164     osrfStringArrayAdd( global_methods, "create" );
 165     osrfStringArrayAdd( global_methods, "retrieve" );
 166     osrfStringArrayAdd( global_methods, "update" );
 167     osrfStringArrayAdd( global_methods, "delete" );
 168     osrfStringArrayAdd( global_methods, "search" );
 169     osrfStringArrayAdd( global_methods, "id_list" );
 170
 171     int c_index = 0;
 172     char* classname;
 173     osrfStringArray* classes = osrfHashKeys( oilsIDL() );
 174     osrfLogDebug(OSRF_LOG_MARK, "%d classes loaded", classes->size );
 175     osrfLogDebug(OSRF_LOG_MARK, "At least %d methods will be generated", classes->size * global_methods->size);
 176
 177     while ( (classname = osrfStringArrayGetString(classes, c_index++)) ) {
 178         osrfLogInfo(OSRF_LOG_MARK, "Generating class methods for %s", classname);
 179
 180         osrfHash* idlClass = osrfHashGet(oilsIDL(), classname);
 181
 182         if (!osrfStringArrayContains( osrfHashGet(idlClass, "controller"), MODULENAME )) {
 183             osrfLogInfo(OSRF_LOG_MARK, "%s is not listed as a controller for %s, moving on", MODULENAME, classname);
 184             continue;
 185         }
 186
 187         char* virt = osrfHashGet(idlClass, "virtual");
 188         if (virt && !strcmp( virt, "true")) {
 189             osrfLogDebug(OSRF_LOG_MARK, "Class %s is virtual, skipping", classname );
 190             continue;
 191         }
 192
 193         int i = 0;
 194         char* method_type;
 195         osrfHash* method_meta;
 196         while ( (method_type = osrfStringArrayGetString(global_methods, i++)) ) {
 197             osrfLogDebug(OSRF_LOG_MARK, "Using files to build %s class methods for %s", method_type, classname);
 198
 199             if (!osrfHashGet(idlClass, "fieldmapper")) continue;
 200
 201 #ifdef PCRUD
 202             if (!osrfHashGet(idlClass, "permacrud")) continue;
 203
 204             char* tmp_method = strdup(method_type);
 205             if ( *tmp_method == 'i' || *tmp_method == 's') {
 206                 free(tmp_method);
 207                 tmp_method = strdup("retrieve");
 208             }
 209             if (!osrfHashGet( osrfHashGet(idlClass, "permacrud"), tmp_method )) continue;
 210             free(tmp_method);
 211 #endif
 212
 213             char* readonly = osrfHashGet(idlClass, "readonly");
 214             if (        readonly &&
 215                     !strncasecmp( "true", readonly, 4) &&
 216                     ( *method_type == 'c' || *method_type == 'u' || *method_type == 'd')
 217                ) continue;
 218
 219             method_meta = osrfNewHash();
 220             osrfHashSet(method_meta, idlClass, "class");
 221
 222             method_name =  buffer_init(64);
 223 #ifdef PCRUD
 224             buffer_fadd(method_name, "%s.%s.%s", MODULENAME, method_type, classname);
 225 #else
 226             char* st_tmp = NULL;
 227             char* part = NULL;
 228             char* _fm = strdup( (char*)osrfHashGet(idlClass, "fieldmapper") );
 229             part = strtok_r(_fm, ":", &st_tmp);
 230
 231             buffer_fadd(method_name, "%s.direct.%s", MODULENAME, part);
 232
 233             while ((part = strtok_r(NULL, ":", &st_tmp))) {
 234                 buffer_fadd(method_name, ".%s", part);
 235             }
 236             buffer_fadd(method_name, ".%s", method_type);
 237             free(_fm);
 238 #endif
 239
 240             char* method = buffer_release(method_name);
 241
 242             osrfHashSet( method_meta, method, "methodname" );
 243             osrfHashSet( method_meta, strdup(method_type), "methodtype" );
 244
 245             int flags = 0;
 246             if (*method_type == 'i' || *method_type == 's') {
 247                 flags = flags | OSRF_METHOD_STREAMING;
 248             }
 249
 250             osrfAppRegisterExtendedMethod(
 251                     MODULENAME,
 252                     method,
 253                     "dispatchCRUDMethod",
 254                     "",
 255                     1,
 256                     flags,
 257                     (void*)method_meta
 258                     );
 259
 260             free(method);
 261         }
 262     }
 263
 264     osrfStringArrayFree( global_methods );
 265     return 0;
 266 }
 267
 268 static char* getSourceDefinition( osrfHash* class ) {
 269
 270     char* tabledef = osrfHashGet(class, "tablename");
 271
 272     if (!tabledef) {
 273         growing_buffer* tablebuf = buffer_init(128);
 274         tabledef = osrfHashGet(class, "source_definition");
 275         if( !tabledef )
 276             tabledef = "(null)";
 277         buffer_fadd( tablebuf, "(%s)", tabledef );
 278         tabledef = buffer_release(tablebuf);
 279     } else {
 280         tabledef = strdup(tabledef);
 281     }
 282
 283     return tabledef;
 284 }
 285
 286 /**
 287  * Connects to the database
 288  */
 289 int osrfAppChildInit() {
 290
 291     osrfLogDebug(OSRF_LOG_MARK, "Attempting to initialize libdbi...");
 292     dbi_initialize(NULL);
 293     osrfLogDebug(OSRF_LOG_MARK, "... libdbi initialized.");
 294
 295     char* driver        = osrf_settings_host_value("/apps/%s/app_settings/driver", MODULENAME);
 296     char* user  = osrf_settings_host_value("/apps/%s/app_settings/database/user", MODULENAME);
 297     char* host  = osrf_settings_host_value("/apps/%s/app_settings/database/host", MODULENAME);
 298     char* port  = osrf_settings_host_value("/apps/%s/app_settings/database/port", MODULENAME);
 299     char* db    = osrf_settings_host_value("/apps/%s/app_settings/database/db", MODULENAME);
 300     char* pw    = osrf_settings_host_value("/apps/%s/app_settings/database/pw", MODULENAME);
 301     char* md    = osrf_settings_host_value("/apps/%s/app_settings/max_query_recursion", MODULENAME);
 302
 303     osrfLogDebug(OSRF_LOG_MARK, "Attempting to load the database driver [%s]...", driver);
 304     writehandle = dbi_conn_new(driver);
 305
 306     if(!writehandle) {
 307         osrfLogError(OSRF_LOG_MARK, "Error loading database driver [%s]", driver);
 308         return -1;
 309     }
 310     osrfLogDebug(OSRF_LOG_MARK, "Database driver [%s] seems OK", driver);
 311
 312     osrfLogInfo(OSRF_LOG_MARK, "%s connecting to database.  host=%s, "
 313             "port=%s, user=%s, pw=%s, db=%s", MODULENAME, host, port, user, pw, db );
 314
 315     if(host) dbi_conn_set_option(writehandle, "host", host );
 316     if(port) dbi_conn_set_option_numeric( writehandle, "port", atoi(port) );
 317     if(user) dbi_conn_set_option(writehandle, "username", user);
 318     if(pw) dbi_conn_set_option(writehandle, "password", pw );
 319     if(db) dbi_conn_set_option(writehandle, "dbname", db );
 320
 321     if(md) max_flesh_depth = atoi(md);
 322     if(max_flesh_depth < 0) max_flesh_depth = 1;
 323     if(max_flesh_depth > 1000) max_flesh_depth = 1000;
 324
 325     free(user);
 326     free(host);
 327     free(port);
 328     free(db);
 329     free(pw);
 330
 331     const char* err;
 332     if (dbi_conn_connect(writehandle) < 0) {
 333         sleep(1);
 334         if (dbi_conn_connect(writehandle) < 0) {
 335             dbi_conn_error(writehandle, &err);
 336             osrfLogError( OSRF_LOG_MARK, "Error connecting to database: %s", err);
 337             return -1;
 338         }
 339     }
 340
 341     osrfLogInfo(OSRF_LOG_MARK, "%s successfully connected to the database", MODULENAME);
 342
 343     int attr;
 344     unsigned short type;
 345     int i = 0;
 346     char* classname;
 347     osrfStringArray* classes = osrfHashKeys( oilsIDL() );
 348
 349     while ( (classname = osrfStringArrayGetString(classes, i++)) ) {
 350         osrfHash* class = osrfHashGet( oilsIDL(), classname );
 351         osrfHash* fields = osrfHashGet( class, "fields" );
 352
 353         char* virt = osrfHashGet(class, "virtual");
 354         if (virt && !strcmp( virt, "true")) {
 355             osrfLogDebug(OSRF_LOG_MARK, "Class %s is virtual, skipping", classname );
 356             continue;
 357         }
 358
 359         char* tabledef = getSourceDefinition(class);
 360
 361         growing_buffer* sql_buf = buffer_init(32);
 362         buffer_fadd( sql_buf, "SELECT * FROM %s AS x WHERE 1=0;", tabledef );
 363
 364         free(tabledef);
 365
 366         char* sql = buffer_release(sql_buf);
 367         osrfLogDebug(OSRF_LOG_MARK, "%s Investigatory SQL = %s", MODULENAME, sql);
 368
 369         dbi_result result = dbi_conn_query(writehandle, sql);
 370         free(sql);
 371
 372         if (result) {
 373
 374             int columnIndex = 1;
 375             const char* columnName;
 376             osrfHash* _f;
 377             while( (columnName = dbi_result_get_field_name(result, columnIndex++)) ) {
 378
 379                 osrfLogInternal(OSRF_LOG_MARK, "Looking for column named [%s]...", (char*)columnName);
 380
 381                 /* fetch the fieldmapper index */
 382                 if( (_f = osrfHashGet(fields, (char*)columnName)) ) {
 383
 384                     osrfLogDebug(OSRF_LOG_MARK, "Found [%s] in IDL hash...", (char*)columnName);
 385
 386                     /* determine the field type and storage attributes */
 387                     type = dbi_result_get_field_type(result, columnName);
 388                     attr = dbi_result_get_field_attribs(result, columnName);
 389
 390                     switch( type ) {
 391
 392                         case DBI_TYPE_INTEGER :
 393
 394                             if ( !osrfHashGet(_f, "primitive") )
 395                                 osrfHashSet(_f,"number", "primitive");
 396
 397                             if( attr & DBI_INTEGER_SIZE8 )
 398                                 osrfHashSet(_f,"INT8", "datatype");
 399                             else
 400                                 osrfHashSet(_f,"INT", "datatype");
 401                             break;
 402
 403                         case DBI_TYPE_DECIMAL :
 404                             if ( !osrfHashGet(_f, "primitive") )
 405                                 osrfHashSet(_f,"number", "primitive");
 406
 407                             osrfHashSet(_f,"NUMERIC", "datatype");
 408                             break;
 409
 410                         case DBI_TYPE_STRING :
 411                             if ( !osrfHashGet(_f, "primitive") )
 412                                 osrfHashSet(_f,"string", "primitive");
 413                             osrfHashSet(_f,"TEXT", "datatype");
 414                             break;
 415
 416                         case DBI_TYPE_DATETIME :
 417                             if ( !osrfHashGet(_f, "primitive") )
 418                                 osrfHashSet(_f,"string", "primitive");
 419
 420                             osrfHashSet(_f,"TIMESTAMP", "datatype");
 421                             break;
 422
 423                         case DBI_TYPE_BINARY :
 424                             if ( !osrfHashGet(_f, "primitive") )
 425                                 osrfHashSet(_f,"string", "primitive");
 426
 427                             osrfHashSet(_f,"BYTEA", "datatype");
 428                     }
 429
 430                     osrfLogDebug(
 431                             OSRF_LOG_MARK,
 432                             "Setting [%s] to primitive [%s] and datatype [%s]...",
 433                             (char*)columnName,
 434                             osrfHashGet(_f, "primitive"),
 435                             osrfHashGet(_f, "datatype")
 436                             );
 437                 }
 438             }
 439             dbi_result_free(result);
 440         } else {
 441             osrfLogDebug(OSRF_LOG_MARK, "No data found for class [%s]...", (char*)classname);
 442         }
 443     }
 444
 445     osrfStringArrayFree(classes);
 446
 447     return 0;
 448 }
 449
 450 void userDataFree( void* blob ) {
 451     osrfHashFree( (osrfHash*)blob );
 452     return;
 453 }
 454
 455 static void sessionDataFree( char* key, void* item ) {
 456     if (!(strcmp(key,"xact_id"))) {
 457         if (writehandle)
 458             dbi_conn_query(writehandle, "ROLLBACK;");
 459         free(item);
 460     }
 461
 462     return;
 463 }
 464
 465 int beginTransaction ( osrfMethodContext* ctx ) {
 466     OSRF_METHOD_VERIFY_CONTEXT(ctx);
 467
 468 #ifdef PCRUD
 469     jsonObject* user = verifyUserPCRUD( ctx );
 470     if (!user) return -1;
 471     jsonObjectFree(user);
 472 #endif
 473
 474     dbi_result result = dbi_conn_query(writehandle, "START TRANSACTION;");
 475     if (!result) {
 476         osrfLogError(OSRF_LOG_MARK, "%s: Error starting transaction", MODULENAME );
 477         osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error starting transaction" );
 478         return -1;
 479     } else {
 480         jsonObject* ret = jsonNewObject(ctx->session->session_id);
 481         osrfAppRespondComplete( ctx, ret );
 482         jsonObjectFree(ret);
 483
 484         if (!ctx->session->userData) {
 485             ctx->session->userData = osrfNewHash();
 486             osrfHashSetCallback((osrfHash*)ctx->session->userData, &sessionDataFree);
 487         }
 488
 489         osrfHashSet( (osrfHash*)ctx->session->userData, strdup( ctx->session->session_id ), "xact_id" );
 490         ctx->session->userDataFree = &userDataFree;
 491
 492     }
 493     return 0;
 494 }
 495
 496 int setSavepoint ( osrfMethodContext* ctx ) {
 497     OSRF_METHOD_VERIFY_CONTEXT(ctx);
 498
 499     int spNamePos = 0;
 500 #ifdef PCRUD
 501     spNamePos = 1;
 502     jsonObject* user = verifyUserPCRUD( ctx );
 503     if (!user) return -1;
 504     jsonObjectFree(user);
 505 #endif
 506
 507     if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
 508         osrfAppSessionStatus(
 509                 ctx->session,
 510                 OSRF_STATUS_INTERNALSERVERERROR,
 511                 "osrfMethodException",
 512                 ctx->request,
 513                 "No active transaction -- required for savepoints"
 514                 );
 515         return -1;
 516     }
 517
 518     char* spName = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, spNamePos));
 519
 520     dbi_result result = dbi_conn_queryf(writehandle, "SAVEPOINT \"%s\";", spName);
 521     if (!result) {
 522         osrfLogError(
 523                 OSRF_LOG_MARK,
 524                 "%s: Error creating savepoint %s in transaction %s",
 525                 MODULENAME,
 526                 spName,
 527                 osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )
 528                 );
 529         osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error creating savepoint" );
 530         free(spName);
 531         return -1;
 532     } else {
 533         jsonObject* ret = jsonNewObject(spName);
 534         osrfAppRespondComplete( ctx, ret );
 535         jsonObjectFree(ret);
 536     }
 537     free(spName);
 538     return 0;
 539 }
 540
 541 int releaseSavepoint ( osrfMethodContext* ctx ) {
 542     OSRF_METHOD_VERIFY_CONTEXT(ctx);
 543
 544     int spNamePos = 0;
 545 #ifdef PCRUD
 546     spNamePos = 1;
 547     jsonObject* user = verifyUserPCRUD( ctx );
 548     if (!user) return -1;
 549     jsonObjectFree(user);
 550 #endif
 551
 552     if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
 553         osrfAppSessionStatus(
 554                 ctx->session,
 555                 OSRF_STATUS_INTERNALSERVERERROR,
 556                 "osrfMethodException",
 557                 ctx->request,
 558                 "No active transaction -- required for savepoints"
 559                 );
 560         return -1;
 561     }
 562
 563     char* spName = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, spNamePos));
 564
 565     dbi_result result = dbi_conn_queryf(writehandle, "RELEASE SAVEPOINT \"%s\";", spName);
 566     if (!result) {
 567         osrfLogError(
 568                 OSRF_LOG_MARK,
 569                 "%s: Error releasing savepoint %s in transaction %s",
 570                 MODULENAME,
 571                 spName,
 572                 osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )
 573                 );
 574         osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error releasing savepoint" );
 575         free(spName);
 576         return -1;
 577     } else {
 578         jsonObject* ret = jsonNewObject(spName);
 579         osrfAppRespondComplete( ctx, ret );
 580         jsonObjectFree(ret);
 581     }
 582     free(spName);
 583     return 0;
 584 }
 585
 586 int rollbackSavepoint ( osrfMethodContext* ctx ) {
 587     OSRF_METHOD_VERIFY_CONTEXT(ctx);
 588
 589     int spNamePos = 0;
 590 #ifdef PCRUD
 591     spNamePos = 1;
 592     jsonObject* user = verifyUserPCRUD( ctx );
 593     if (!user) return -1;
 594     jsonObjectFree(user);
 595 #endif
 596
 597     if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
 598         osrfAppSessionStatus(
 599                 ctx->session,
 600                 OSRF_STATUS_INTERNALSERVERERROR,
 601                 "osrfMethodException",
 602                 ctx->request,
 603                 "No active transaction -- required for savepoints"
 604                 );
 605         return -1;
 606     }
 607
 608     char* spName = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, spNamePos));
 609
 610     dbi_result result = dbi_conn_queryf(writehandle, "ROLLBACK TO SAVEPOINT \"%s\";", spName);
 611     if (!result) {
 612         osrfLogError(
 613                 OSRF_LOG_MARK,
 614                 "%s: Error rolling back savepoint %s in transaction %s",
 615                 MODULENAME,
 616                 spName,
 617                 osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )
 618                 );
 619         osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error rolling back savepoint" );
 620         free(spName);
 621         return -1;
 622     } else {
 623         jsonObject* ret = jsonNewObject(spName);
 624         osrfAppRespondComplete( ctx, ret );
 625         jsonObjectFree(ret);
 626     }
 627     free(spName);
 628     return 0;
 629 }
 630
 631 int commitTransaction ( osrfMethodContext* ctx ) {
 632     OSRF_METHOD_VERIFY_CONTEXT(ctx);
 633
 634 #ifdef PCRUD
 635     jsonObject* user = verifyUserPCRUD( ctx );
 636     if (!user) return -1;
 637     jsonObjectFree(user);
 638 #endif
 639
 640     if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
 641         osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "No active transaction to commit" );
 642         return -1;
 643     }
 644
 645     dbi_result result = dbi_conn_query(writehandle, "COMMIT;");
 646     if (!result) {
 647         osrfLogError(OSRF_LOG_MARK, "%s: Error committing transaction", MODULENAME );
 648         osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error committing transaction" );
 649         return -1;
 650     } else {
 651         osrfHashRemove(ctx->session->userData, "xact_id");
 652         jsonObject* ret = jsonNewObject(ctx->session->session_id);
 653         osrfAppRespondComplete( ctx, ret );
 654         jsonObjectFree(ret);
 655     }
 656     return 0;
 657 }
 658
 659 int rollbackTransaction ( osrfMethodContext* ctx ) {
 660     OSRF_METHOD_VERIFY_CONTEXT(ctx);
 661
 662 #ifdef PCRUD
 663     jsonObject* user = verifyUserPCRUD( ctx );
 664     if (!user) return -1;
 665     jsonObjectFree(user);
 666 #endif
 667
 668     if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
 669         osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "No active transaction to roll back" );
 670         return -1;
 671     }
 672
 673     dbi_result result = dbi_conn_query(writehandle, "ROLLBACK;");
 674     if (!result) {
 675         osrfLogError(OSRF_LOG_MARK, "%s: Error rolling back transaction", MODULENAME );
 676         osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error rolling back transaction" );
 677         return -1;
 678     } else {
 679         osrfHashRemove(ctx->session->userData, "xact_id");
 680         jsonObject* ret = jsonNewObject(ctx->session->session_id);
 681         osrfAppRespondComplete( ctx, ret );
 682         jsonObjectFree(ret);
 683     }
 684     return 0;
 685 }
 686
 687 int dispatchCRUDMethod ( osrfMethodContext* ctx ) {
 688     OSRF_METHOD_VERIFY_CONTEXT(ctx);
 689
 690     osrfHash* meta = (osrfHash*) ctx->method->userData;
 691     osrfHash* class_obj = osrfHashGet( meta, "class" );
 692
 693     int err = 0;
 694
 695     const char* methodtype = osrfHashGet(meta, "methodtype");
 696     jsonObject * obj = NULL;
 697
 698     if (!strcmp(methodtype, "create")) {
 699         obj = doCreate(ctx, &err);
 700         osrfAppRespondComplete( ctx, obj );
 701     }
 702     else if (!strcmp(methodtype, "retrieve")) {
 703         obj = doRetrieve(ctx, &err);
 704         osrfAppRespondComplete( ctx, obj );
 705     }
 706     else if (!strcmp(methodtype, "update")) {
 707         obj = doUpdate(ctx, &err);
 708         osrfAppRespondComplete( ctx, obj );
 709     }
 710     else if (!strcmp(methodtype, "delete")) {
 711         obj = doDelete(ctx, &err);
 712         osrfAppRespondComplete( ctx, obj );
 713     }
 714     else if (!strcmp(methodtype, "search")) {
 715
 716         jsonObject* _p = jsonObjectClone( ctx->params );
 717 #ifdef PCRUD
 718         jsonObjectFree(_p);
 719         _p = jsonParseString("[]");
 720         jsonObjectPush(_p, jsonObjectClone(jsonObjectGetIndex(ctx->params, 1)));
 721         jsonObjectPush(_p, jsonObjectClone(jsonObjectGetIndex(ctx->params, 2)));
 722 #endif
 723
 724         obj = doFieldmapperSearch(ctx, class_obj, _p, &err);
 725
 726         jsonObjectFree(_p);
 727         if(err) return err;
 728
 729         jsonObject* cur;
 730         jsonIterator* itr = jsonNewIterator( obj );
 731         while ((cur = jsonIteratorNext( itr ))) {
 732 #ifdef PCRUD
 733             if(!verifyObjectPCRUD(ctx, cur)) continue;
 734 #endif
 735             osrfAppRespond( ctx, cur );
 736         }
 737         jsonIteratorFree(itr);
 738         osrfAppRespondComplete( ctx, NULL );
 739
 740     } else if (!strcmp(methodtype, "id_list")) {
 741
 742         jsonObject* _p = jsonObjectClone( ctx->params );
 743 #ifdef PCRUD
 744         jsonObjectFree(_p);
 745         _p = jsonParseString("[]");
 746         jsonObjectPush(_p, jsonObjectClone(jsonObjectGetIndex(ctx->params, 1)));
 747         jsonObjectPush(_p, jsonObjectClone(jsonObjectGetIndex(ctx->params, 2)));
 748 #endif
 749
 750         if (jsonObjectGetIndex( _p, 1 )) {
 751             jsonObjectRemoveKey( jsonObjectGetIndex( _p, 1 ), "flesh" );
 752             jsonObjectRemoveKey( jsonObjectGetIndex( _p, 1 ), "flesh_columns" );
 753         } else {
 754             jsonObjectSetIndex( _p, 1, jsonNewObjectType(JSON_HASH) );
 755         }
 756
 757         growing_buffer* sel_list = buffer_init(64);
 758         buffer_fadd(sel_list, "{ \"%s\":[\"%s\"] }", osrfHashGet( class_obj, "classname" ), osrfHashGet( class_obj, "primarykey" ));
 759         char* _s = buffer_release(sel_list);
 760
 761         jsonObjectSetKey( jsonObjectGetIndex( _p, 1 ), "select", jsonParseString(_s) );
 762         osrfLogDebug(OSRF_LOG_MARK, "%s: Select qualifer set to [%s]", MODULENAME, _s);
 763         free(_s);
 764
 765         obj = doFieldmapperSearch(ctx, class_obj, _p, &err);
 766
 767         jsonObjectFree(_p);
 768         if(err) return err;
 769
 770         jsonObject* cur;
 771         jsonIterator* itr = jsonNewIterator( obj );
 772         while ((cur = jsonIteratorNext( itr ))) {
 773 #ifdef PCRUD
 774             if(!verifyObjectPCRUD(ctx, cur)) continue;
 775 #endif
 776             osrfAppRespond(
 777                     ctx,
 778                     oilsFMGetObject( cur, osrfHashGet( class_obj, "primarykey" ) )
 779                     );
 780         }
 781         jsonIteratorFree(itr);
 782         osrfAppRespondComplete( ctx, NULL );
 783
 784     } else {
 785         osrfAppRespondComplete( ctx, obj );
 786     }
 787
 788     jsonObjectFree(obj);
 789
 790     return err;
 791 }
 792
 793 static int verifyObjectClass ( osrfMethodContext* ctx, const jsonObject* param ) {
 794
 795     int ret = 1;
 796     osrfHash* meta = (osrfHash*) ctx->method->userData;
 797     osrfHash* class = osrfHashGet( meta, "class" );
 798
 799     if (!param->classname || (strcmp( osrfHashGet(class, "classname"), param->classname ))) {
 800
 801         growing_buffer* msg = buffer_init(128);
 802         buffer_fadd(
 803                 msg,
 804                 "%s: %s method for type %s was passed a %s",
 805                 MODULENAME,
 806                 osrfHashGet(meta, "methodtype"),
 807                 osrfHashGet(class, "classname"),
 808                 param->classname
 809                 );
 810
 811         char* m = buffer_release(msg);
 812         osrfAppSessionStatus( ctx->session, OSRF_STATUS_BADREQUEST, "osrfMethodException", ctx->request, m );
 813
 814         free(m);
 815
 816         return 0;
 817     }
 818
 819 #ifdef PCRUD
 820     ret = verifyObjectPCRUD( ctx, param );
 821 #endif
 822
 823     return ret;
 824 }
 825
 826 #ifdef PCRUD
 827
 828 static jsonObject* verifyUserPCRUD( osrfMethodContext* ctx ) {
 829     char* auth = jsonObjectToSimpleString( jsonObjectGetIndex( ctx->params, 0 ) );
 830     jsonObject* auth_object = jsonNewObject(auth);
 831     jsonObject* user = oilsUtilsQuickReq("open-ils.auth","open-ils.auth.session.retrieve", auth_object);
 832     jsonObjectFree(auth_object);
 833
 834     if (!user->classname || strcmp(user->classname, "au")) {
 835
 836         growing_buffer* msg = buffer_init(128);
 837         buffer_fadd(
 838             msg,
 839             "%s: permacrud received a bad auth token: %s",
 840             MODULENAME,
 841             auth
 842         );
 843
 844         char* m = buffer_release(msg);
 845         osrfAppSessionStatus( ctx->session, OSRF_STATUS_UNAUTHORIZED, "osrfMethodException", ctx->request, m );
 846
 847         free(m);
 848         jsonObjectFree(user);
 849         user = jsonNULL;
 850     }
 851
 852     free(auth);
 853     return user;
 854
 855 }
 856
 857 static int verifyObjectPCRUD (  osrfMethodContext* ctx, const jsonObject* obj ) {
 858
 859     dbhandle = writehandle;
 860
 861     osrfHash* meta = (osrfHash*) ctx->method->userData;
 862     osrfHash* class = osrfHashGet( meta, "class" );
 863     char* method_type = strdup( osrfHashGet(meta, "methodtype") );
 864
 865     if ( ( *method_type == 's' || *method_type == 'i' ) ) {
 866         free(method_type);
 867         method_type = strdup("retrieve");
 868     }
 869
 870     osrfHash* pcrud = osrfHashGet( osrfHashGet(class, "permacrud"), method_type );
 871     free(method_type);
 872
 873     if (!pcrud) {
 874         // No permacrud for this method type on this class
 875
 876         growing_buffer* msg = buffer_init(128);
 877         buffer_fadd(
 878             msg,
 879             "%s: %s on class %s has no permacrud IDL entry",
 880             MODULENAME,
 881             osrfHashGet(meta, "methodtype"),
 882             osrfHashGet(class, "classname")
 883         );
 884
 885         char* m = buffer_release(msg);
 886         osrfAppSessionStatus( ctx->session, OSRF_STATUS_FORBIDDEN, "osrfMethodException", ctx->request, m );
 887
 888         free(m);
 889
 890         return 0;
 891     }
 892
 893     jsonObject* user = verifyUserPCRUD( ctx );
 894     if (!user) return 0;
 895
 896     int userid = atoi( oilsFMGetString( user, "id" ) );
 897     jsonObjectFree(user);
 898
 899     osrfStringArray* permission = osrfHashGet(pcrud, "permission");
 900     char* global_required = osrfHashGet(pcrud, "global_required");
 901     osrfStringArray* local_context = osrfHashGet(pcrud, "local_context");
 902     osrfHash* foreign_context = osrfHashGet(pcrud, "foreign_context");
 903
 904     osrfStringArray* context_org_array = osrfNewStringArray(1);
 905
 906     char* pkey_value = NULL;
 907     int err = 0;
 908     if (global_required && !strcmp( "true", global_required )) {
 909             osrfLogDebug( OSRF_LOG_MARK, "global-level permissions required, fetching top of the org tree" );
 910
 911         // check for perm at top of org tree
 912         jsonObject* _tmp_params = jsonParseString("[{\"parent_ou\":null}]");
 913                 jsonObject* _list = doFieldmapperSearch(ctx, osrfHashGet( oilsIDL(), "aou" ), _tmp_params, &err);
 914
 915         jsonObject* _tree_top = jsonObjectGetIndex(_list, 0);
 916
 917         if (!_tree_top) {
 918             jsonObjectFree(_tmp_params);
 919             jsonObjectFree(_list);
 920
 921             growing_buffer* msg = buffer_init(128);
 922             buffer_fadd(
 923                 msg,
 924                 "%s: Internal error, could not find the top of the org tree (parent_ou = NULL)",
 925                 MODULENAME
 926             );
 927
 928             char* m = buffer_release(msg);
 929             osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, m );
 930             free(m);
 931
 932             return 0;
 933         }
 934
 935         osrfStringArrayAdd( context_org_array, oilsFMGetString( _tree_top, "id" ) );
 936             osrfLogDebug( OSRF_LOG_MARK, "top of the org tree is %s", osrfStringArrayGetString(context_org_array, 0) );
 937
 938         jsonObjectFree(_tmp_params);
 939         jsonObjectFree(_list);
 940
 941     } else {
 942             osrfLogDebug( OSRF_LOG_MARK, "global-level permissions not required, fetching context org ids" );
 943
 944         jsonObject *param = NULL;
 945         if (obj) param = jsonObjectClone(obj);
 946             if (!param) param = jsonObjectClone(jsonObjectGetIndex( ctx->params, 1 ));
 947
 948        // XXX if the object has a non-null pkey, check for object-specific perm,
 949        // else context org(s) for group perm check
 950             char* pkey = osrfHashGet(class, "primarykey");
 951
 952         if (param->classname) {
 953             pkey_value = oilsFMGetString( param, pkey );
 954                 osrfLogDebug( OSRF_LOG_MARK, "Object supplied, using primary key value of %s", pkey_value );
 955
 956         } else {
 957             pkey_value = jsonObjectToSimpleString( param );
 958                 osrfLogDebug( OSRF_LOG_MARK, "Object not supplied, using primary key value of %s and retrieving from the database", pkey_value );
 959
 960             jsonObject* _tmp_params = jsonParseStringFmt("[{\"%s\":\"%s\"}]", pkey, pkey_value);
 961                 jsonObject* _list = doFieldmapperSearch(
 962                 ctx,
 963                 class,
 964                 _tmp_params,
 965                 &err
 966             );
 967
 968             jsonObjectFree(param);
 969             param = jsonObjectClone(jsonObjectGetIndex(_list, 0));
 970
 971             if (!param) {
 972                     osrfLogDebug( OSRF_LOG_MARK, "Object not found in the database with primary key %s of %s", pkey, pkey_value );
 973                 jsonObjectFree(_tmp_params);
 974                 jsonObjectFree(_list);
 975
 976                 growing_buffer* msg = buffer_init(128);
 977                 buffer_fadd(
 978                     msg,
 979                     "%s: no object found with primary key %s of %s",
 980                     MODULENAME,
 981                     pkey,
 982                     pkey_value
 983                 );
 984
 985                 char* m = buffer_release(msg);
 986                 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, m );
 987
 988                 free(m);
 989                 free(pkey_value);
 990
 991                 return 0;
 992             }
 993
 994             free(pkey_value);
 995             jsonObjectFree(_tmp_params);
 996             jsonObjectFree(_list);
 997
 998         }
 999
1000         if (local_context->size > 0) {
1001                 osrfLogDebug( OSRF_LOG_MARK, "%d class-local context field(s) specified", local_context->size);
1002             int i = 0;
1003             char* lcontext = NULL;
1004             while ( (lcontext = osrfStringArrayGetString(local_context, i++)) ) {
1005                 osrfStringArrayAdd( context_org_array, oilsFMGetString( param, lcontext ) );
1006                     osrfLogDebug( OSRF_LOG_MARK, "adding class-local field %s (value: %s) to the context org list", lcontext, osrfStringArrayGetString(context_org_array, context_org_array->size - 1) );
1007             }
1008         }
1009
1010         osrfStringArray* class_list;
1011
1012         if (foreign_context) {
1013             class_list = osrfHashKeys( foreign_context );
1014                 osrfLogDebug( OSRF_LOG_MARK, "%d foreign context classes(s) specified", class_list->size);
1015
1016             if (class_list->size > 0) {
1017
1018                 int i = 0;
1019                 char* class_name = NULL;
1020                 while ( (class_name = osrfStringArrayGetString(class_list, i++)) ) {
1021                     osrfHash* fcontext = osrfHashGet(foreign_context, class_name);
1022
1023                         osrfLogDebug( OSRF_LOG_MARK, "%d foreign context fields(s) specified for class %s", ((osrfStringArray*)osrfHashGet(fcontext,"context"))->size, class_name);
1024
1025                     char* foreign_pkey = osrfHashGet(fcontext, "field");
1026                     char* foreign_pkey_value = oilsFMGetString(param, osrfHashGet(fcontext, "fkey"));
1027
1028                     jsonObject* _tmp_params = jsonParseStringFmt(
1029                         "[{\"%s\":\"%s\"}]",
1030                         foreign_pkey,
1031                         foreign_pkey_value
1032                     );
1033
1034                         jsonObject* _list = doFieldmapperSearch(
1035                         ctx,
1036                         osrfHashGet( oilsIDL(), class_name ),
1037                         _tmp_params,
1038                         &err
1039                     );
1040
1041                     jsonObject* _fparam = jsonObjectGetIndex(_list, 0);
1042
1043                     if (!_fparam) {
1044                         jsonObjectFree(_tmp_params);
1045                         jsonObjectFree(_list);
1046
1047                         growing_buffer* msg = buffer_init(128);
1048                         buffer_fadd(
1049                             msg,
1050                             "%s: no object found with primary key %s of %s",
1051                             MODULENAME,
1052                             foreign_pkey,
1053                             foreign_pkey_value
1054                         );
1055
1056                         char* m = buffer_release(msg);
1057                         osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, m );
1058                         free(m);
1059
1060                         osrfStringArrayFree(class_list);
1061                         free(foreign_pkey_value);
1062                         jsonObjectFree(param);
1063
1064                         return 0;
1065                     }
1066
1067                     jsonObjectFree(_tmp_params);
1068                     free(foreign_pkey_value);
1069
1070                     int j = 0;
1071                     char* foreign_field = NULL;
1072                     while ( (foreign_field = osrfStringArrayGetString(osrfHashGet(fcontext,"context"), j++)) ) {
1073                         osrfStringArrayAdd( context_org_array, oilsFMGetString( _fparam, foreign_field ) );
1074                             osrfLogDebug(
1075                             OSRF_LOG_MARK,
1076                             "adding foreign class %s field %s (value: %s) to the context org list",
1077                             class_name,
1078                             foreign_field,
1079                             osrfStringArrayGetString(context_org_array, context_org_array->size - 1)
1080                         );
1081                     }
1082
1083                     jsonObjectFree(_list);
1084                 }
1085
1086                 osrfStringArrayFree(class_list);
1087             }
1088         }
1089
1090         jsonObjectFree(param);
1091     }
1092
1093     char* context_org = NULL;
1094     char* perm = NULL;
1095     int OK = 0;
1096
1097     if (permission->size == 0) {
1098             osrfLogDebug( OSRF_LOG_MARK, "No permission specified for this action, passing through" );
1099         OK = 1;
1100     }
1101
1102     int i = 0;
1103     while ( (perm = osrfStringArrayGetString(permission, i++)) ) {
1104         int j = 0;
1105         while ( (context_org = osrfStringArrayGetString(context_org_array, j++)) ) {
1106             dbi_result result;
1107
1108             if (pkey_value) {
1109                     osrfLogDebug(
1110                     OSRF_LOG_MARK,
1111                     "Checking object permission [%s] for user %d on object %s (class %s) at org %d",
1112                     perm,
1113                     userid,
1114                     pkey_value,
1115                     osrfHashGet(class, "classname"),
1116                     atoi(context_org)
1117                 );
1118
1119                 result = dbi_conn_queryf(
1120                     writehandle,
1121                     "SELECT permission.usr_has_object_perm(%d, '%s', '%s', '%s', %d) AS has_perm;",
1122                     userid,
1123                     perm,
1124                     osrfHashGet(class, "classname"),
1125                     pkey_value,
1126                     atoi(context_org)
1127                 );
1128
1129                 if (result) {
1130                     osrfLogDebug(
1131                         OSRF_LOG_MARK,
1132                         "Recieved a result for object permission [%s] for user %d on object %s (class %s) at org %d",
1133                         perm,
1134                         userid,
1135                         pkey_value,
1136                         osrfHashGet(class, "classname"),
1137                         atoi(context_org)
1138                     );
1139
1140                     if (dbi_result_first_row(result)) {
1141                         jsonObject* return_val = oilsMakeJSONFromResult( result );
1142                         char* has_perm = jsonObjectToSimpleString( jsonObjectGetKeyConst(return_val, "has_perm") );
1143
1144                             osrfLogDebug(
1145                             OSRF_LOG_MARK,
1146                             "Status of object permission [%s] for user %d on object %s (class %s) at org %d is %s",
1147                             perm,
1148                             userid,
1149                             pkey_value,
1150                             osrfHashGet(class, "classname"),
1151                             atoi(context_org),
1152                             has_perm
1153                         );
1154
1155                         if ( *has_perm == 't' ) OK = 1;
1156                         free(has_perm);
1157                         jsonObjectFree(return_val);
1158                     }
1159
1160                     dbi_result_free(result);
1161                     if (OK) break;
1162                 }
1163             }
1164
1165                 osrfLogDebug( OSRF_LOG_MARK, "Checking non-object permission [%s] for user %d at org %d", perm, userid, atoi(context_org) );
1166             result = dbi_conn_queryf(
1167                 writehandle,
1168                 "SELECT permission.usr_has_perm(%d, '%s', %d) AS has_perm;",
1169                 userid,
1170                 perm,
1171                 atoi(context_org)
1172             );
1173
1174             if (result) {
1175                     osrfLogDebug( OSRF_LOG_MARK, "Recieved a result for permission [%s] for user %d at org %d", perm, userid, atoi(context_org) );
1176                 if (dbi_result_first_row(result)) {
1177                     jsonObject* return_val = oilsMakeJSONFromResult( result );
1178                     char* has_perm = jsonObjectToSimpleString( jsonObjectGetKeyConst(return_val, "has_perm") );
1179                         osrfLogDebug( OSRF_LOG_MARK, "Status of permission [%s] for user %d at org %d is [%s]", perm, userid, atoi(context_org), has_perm );
1180                     if ( *has_perm == 't' ) OK = 1;
1181                     free(has_perm);
1182                     jsonObjectFree(return_val);
1183                 }
1184
1185                 dbi_result_free(result);
1186                 if (OK) break;
1187             }
1188
1189         }
1190         if (OK) break;
1191     }
1192
1193     if (pkey_value) free(pkey_value);
1194     osrfStringArrayFree(context_org_array);
1195
1196     return OK;
1197 }
1198 #endif
1199
1200
1201 static jsonObject* doCreate(osrfMethodContext* ctx, int* err ) {
1202
1203         osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
1204 #ifdef PCRUD
1205         jsonObject* target = jsonObjectGetIndex( ctx->params, 1 );
1206         jsonObject* options = jsonObjectGetIndex( ctx->params, 2 );
1207 #else
1208         jsonObject* target = jsonObjectGetIndex( ctx->params, 0 );
1209         jsonObject* options = jsonObjectGetIndex( ctx->params, 1 );
1210 #endif
1211
1212         if (!verifyObjectClass(ctx, target)) {
1213                 *err = -1;
1214                 return jsonNULL;
1215         }
1216
1217         osrfLogDebug( OSRF_LOG_MARK, "Object seems to be of the correct type" );
1218
1219         if (!ctx->session || !ctx->session->userData || !osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
1220                 osrfLogError( OSRF_LOG_MARK, "No active transaction -- required for CREATE" );
1221
1222                 osrfAppSessionStatus(
1223                         ctx->session,
1224                         OSRF_STATUS_BADREQUEST,
1225                         "osrfMethodException",
1226                         ctx->request,
1227                         "No active transaction -- required for CREATE"
1228                 );
1229                 *err = -1;
1230                 return jsonNULL;
1231         }
1232
1233         if (osrfHashGet( meta, "readonly" ) && strncasecmp("true", osrfHashGet( meta, "readonly" ), 4)) {
1234                 osrfAppSessionStatus(
1235                         ctx->session,
1236                         OSRF_STATUS_BADREQUEST,
1237                         "osrfMethodException",
1238                         ctx->request,
1239                         "Cannot INSERT readonly class"
1240                 );
1241                 *err = -1;
1242                 return jsonNULL;
1243         }
1244
1245
1246         char* trans_id = osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" );
1247
1248         // Set the last_xact_id
1249         int index = oilsIDL_ntop( target->classname, "last_xact_id" );
1250         if (index > -1) {
1251                 osrfLogDebug(OSRF_LOG_MARK, "Setting last_xact_id to %s on %s at position %d", trans_id, target->classname, index);
1252                 jsonObjectSetIndex(target, index, jsonNewObject(trans_id));
1253         }
1254
1255         osrfLogDebug( OSRF_LOG_MARK, "There is a transaction running..." );
1256
1257         dbhandle = writehandle;
1258
1259         osrfHash* fields = osrfHashGet(meta, "fields");
1260         char* pkey = osrfHashGet(meta, "primarykey");
1261         char* seq = osrfHashGet(meta, "sequence");
1262
1263         growing_buffer* table_buf = buffer_init(128);
1264         growing_buffer* col_buf = buffer_init(128);
1265         growing_buffer* val_buf = buffer_init(128);
1266
1267         buffer_fadd(table_buf,"INSERT INTO %s", osrfHashGet(meta, "tablename"));
1268         buffer_add(col_buf,"(");
1269         buffer_add(val_buf,"VALUES (");
1270
1271
1272         int i = 0;
1273         int first = 1;
1274         char* field_name;
1275         osrfStringArray* field_list = osrfHashKeys( fields );
1276         while ( (field_name = osrfStringArrayGetString(field_list, i++)) ) {
1277
1278                 osrfHash* field = osrfHashGet( fields, field_name );
1279
1280                 if(!( strcmp( osrfHashGet(osrfHashGet(fields,field_name), "virtual"), "true" ) )) continue;
1281
1282                 const jsonObject* field_object = oilsFMGetObject( target, field_name );
1283
1284                 char* value;
1285                 if (field_object && field_object->classname) {
1286                         value = oilsFMGetString(
1287                                 field_object,
1288                                 (char*)oilsIDLFindPath("/%s/primarykey", field_object->classname)
1289                         );
1290                 } else {
1291                         value = jsonObjectToSimpleString( field_object );
1292                 }
1293
1294
1295                 if (first) {
1296                         first = 0;
1297                 } else {
1298                         buffer_add(col_buf, ",");
1299                         buffer_add(val_buf, ",");
1300                 }
1301
1302                 buffer_add(col_buf, field_name);
1303
1304                 if (!field_object || field_object->type == JSON_NULL) {
1305                         buffer_add( val_buf, "DEFAULT" );
1306
1307                 } else if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1308                         if ( !strcmp(osrfHashGet(field, "datatype"), "INT8") ) {
1309                                 buffer_fadd( val_buf, "%lld", atoll(value) );
1310
1311                         } else if ( !strcmp(osrfHashGet(field, "datatype"), "INT") ) {
1312                                 buffer_fadd( val_buf, "%d", atoi(value) );
1313
1314                         } else if ( !strcmp(osrfHashGet(field, "datatype"), "NUMERIC") ) {
1315                                 buffer_fadd( val_buf, "%f", atof(value) );
1316                         }
1317                 } else {
1318                         if ( dbi_conn_quote_string(writehandle, &value) ) {
1319                                 buffer_fadd( val_buf, "%s", value );
1320
1321                         } else {
1322                                 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting string [%s]", MODULENAME, value);
1323                                 osrfAppSessionStatus(
1324                                         ctx->session,
1325                                         OSRF_STATUS_INTERNALSERVERERROR,
1326                                         "osrfMethodException",
1327                                         ctx->request,
1328                                         "Error quoting string -- please see the error log for more details"
1329                                 );
1330                                 free(value);
1331                                 buffer_free(table_buf);
1332                                 buffer_free(col_buf);
1333                                 buffer_free(val_buf);
1334                                 *err = -1;
1335                                 return jsonNULL;
1336                         }
1337                 }
1338
1339                 free(value);
1340
1341         }
1342
1343
1344         buffer_add(col_buf,")");
1345         buffer_add(val_buf,")");
1346
1347         char* table_str = buffer_release(table_buf);
1348         char* col_str   = buffer_release(col_buf);
1349         char* val_str   = buffer_release(val_buf);
1350         growing_buffer* sql = buffer_init(128);
1351         buffer_fadd( sql, "%s %s %s;", table_str, col_str, val_str );
1352         free(table_str);
1353         free(col_str);
1354         free(val_str);
1355
1356         char* query = buffer_release(sql);
1357
1358         osrfLogDebug(OSRF_LOG_MARK, "%s: Insert SQL [%s]", MODULENAME, query);
1359
1360
1361         dbi_result result = dbi_conn_query(writehandle, query);
1362
1363         jsonObject* obj = NULL;
1364
1365         if (!result) {
1366                 obj = jsonNewObject(NULL);
1367                 osrfLogError(
1368                         OSRF_LOG_MARK,
1369                         "%s ERROR inserting %s object using query [%s]",
1370                         MODULENAME,
1371                         osrfHashGet(meta, "fieldmapper"),
1372                         query
1373                 );
1374                 osrfAppSessionStatus(
1375                         ctx->session,
1376                         OSRF_STATUS_INTERNALSERVERERROR,
1377                         "osrfMethodException",
1378                         ctx->request,
1379                         "INSERT error -- please see the error log for more details"
1380                 );
1381                 *err = -1;
1382         } else {
1383
1384                 char* id = oilsFMGetString(target, pkey);
1385                 if (!id) {
1386                         unsigned long long new_id = dbi_conn_sequence_last(writehandle, seq);
1387                         growing_buffer* _id = buffer_init(10);
1388                         buffer_fadd(_id, "%lld", new_id);
1389                         id = buffer_release(_id);
1390                 }
1391
1392                 // Find quietness specification, if present
1393                 char* quiet_str = NULL;
1394                 if ( options ) {
1395                         const jsonObject* quiet_obj = jsonObjectGetKeyConst( options, "quiet" );
1396                         if( quiet_obj )
1397                                 quiet_str = jsonObjectToSimpleString( quiet_obj );
1398                 }
1399
1400                 if( quiet_str && !strcmp( quiet_str, "true" )) {  // if quietness is specified
1401                         obj = jsonNewObject(id);
1402                 }
1403                 else {
1404
1405                         jsonObject* fake_params = jsonNewObjectType(JSON_ARRAY);
1406                         jsonObjectPush(fake_params, jsonNewObjectType(JSON_HASH));
1407
1408                         jsonObjectSetKey(
1409                                 jsonObjectGetIndex(fake_params, 0),
1410                                 pkey,
1411                                 jsonNewObject(id)
1412                         );
1413
1414                         jsonObject* list = doFieldmapperSearch( ctx,meta, fake_params, err);
1415
1416                         if(*err) {
1417                                 jsonObjectFree( fake_params );
1418                                 obj = jsonNULL;
1419                         } else {
1420                                 obj = jsonObjectClone( jsonObjectGetIndex(list, 0) );
1421                         }
1422
1423                         jsonObjectFree( list );
1424                         jsonObjectFree( fake_params );
1425                 }
1426
1427                 if(quiet_str) free(quiet_str);
1428                 free(id);
1429         }
1430
1431         free(query);
1432
1433         return obj;
1434
1435 }
1436
1437
1438 static jsonObject* doRetrieve(osrfMethodContext* ctx, int* err ) {
1439
1440     int id_pos = 0;
1441     int order_pos = 1;
1442
1443 #ifdef PCRUD
1444     id_pos = 1;
1445     order_pos = 2;
1446 #endif
1447
1448         osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
1449
1450         jsonObject* obj;
1451
1452         char* id = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, id_pos));
1453         jsonObject* order_hash = jsonObjectGetIndex(ctx->params, order_pos);
1454
1455         osrfLogDebug(
1456                 OSRF_LOG_MARK,
1457                 "%s retrieving %s object with primary key value of %s",
1458                 MODULENAME,
1459                 osrfHashGet(meta, "fieldmapper"),
1460                 id
1461         );
1462         free(id);
1463
1464         jsonObject* fake_params = jsonNewObjectType(JSON_ARRAY);
1465         jsonObjectPush(fake_params, jsonNewObjectType(JSON_HASH));
1466
1467         jsonObjectSetKey(
1468                 jsonObjectGetIndex(fake_params, 0),
1469                 osrfHashGet(meta, "primarykey"),
1470                 jsonObjectClone(jsonObjectGetIndex(ctx->params, id_pos))
1471         );
1472
1473
1474         if (order_hash) jsonObjectPush(fake_params, jsonObjectClone(order_hash) );
1475
1476         jsonObject* list = doFieldmapperSearch( ctx,meta, fake_params, err);
1477
1478         if(*err) {
1479                 jsonObjectFree( fake_params );
1480                 return jsonNULL;
1481         }
1482
1483         obj = jsonObjectClone( jsonObjectGetIndex(list, 0) );
1484
1485         jsonObjectFree( list );
1486         jsonObjectFree( fake_params );
1487
1488 #ifdef PCRUD
1489         if(!verifyObjectPCRUD(ctx, obj)) {
1490         jsonObjectFree(obj);
1491         *err = -1;
1492
1493         growing_buffer* msg = buffer_init(128);
1494         buffer_fadd(
1495             msg,
1496             "%s: Insufficient permissions to retrieve object",
1497             MODULENAME
1498         );
1499
1500         char* m = buffer_release(msg);
1501         osrfAppSessionStatus( ctx->session, OSRF_STATUS_NOTALLOWED, "osrfMethodException", ctx->request, m );
1502
1503         free(m);
1504
1505                 return jsonNULL;
1506         }
1507 #endif
1508
1509         return obj;
1510 }
1511
1512 static char* jsonNumberToDBString ( osrfHash* field, const jsonObject* value ) {
1513         growing_buffer* val_buf = buffer_init(32);
1514
1515         if ( !strncmp(osrfHashGet(field, "datatype"), "INT", (size_t)3) ) {
1516                 if (value->type == JSON_NUMBER) buffer_fadd( val_buf, "%ld", (long)jsonObjectGetNumber(value) );
1517                 else {
1518                         char* val_str = jsonObjectToSimpleString(value);
1519                         buffer_fadd( val_buf, "%ld", atol(val_str) );
1520                         free(val_str);
1521                 }
1522
1523         } else if ( !strcmp(osrfHashGet(field, "datatype"), "NUMERIC") ) {
1524                 if (value->type == JSON_NUMBER) buffer_fadd( val_buf, "%f",  jsonObjectGetNumber(value) );
1525                 else {
1526                         char* val_str = jsonObjectToSimpleString(value);
1527                         buffer_fadd( val_buf, "%f", atof(val_str) );
1528                         free(val_str);
1529                 }
1530         }
1531
1532         return buffer_release(val_buf);
1533 }
1534
1535 static char* searchINPredicate (const char* class, osrfHash* field,
1536                 const jsonObject* node, const char* op) {
1537         growing_buffer* sql_buf = buffer_init(32);
1538
1539         buffer_fadd(
1540                 sql_buf,
1541                 "\"%s\".%s ",
1542                 class,
1543                 osrfHashGet(field, "name")
1544         );
1545
1546         if (!op) {
1547                 buffer_add(sql_buf, "IN (");
1548         } else if (!(strcasecmp(op,"not in"))) {
1549                 buffer_add(sql_buf, "NOT IN (");
1550         } else {
1551                 buffer_add(sql_buf, "IN (");
1552         }
1553
1554         int in_item_index = 0;
1555         int in_item_first = 1;
1556         jsonObject* in_item;
1557         while ( (in_item = jsonObjectGetIndex(node, in_item_index++)) ) {
1558
1559                 if (in_item_first)
1560                         in_item_first = 0;
1561                 else
1562                         buffer_add(sql_buf, ", ");
1563
1564                 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1565                         char* val = jsonNumberToDBString( field, in_item );
1566                         buffer_fadd( sql_buf, "%s", val );
1567                         free(val);
1568
1569                 } else {
1570                         char* key_string = jsonObjectToSimpleString(in_item);
1571                         if ( dbi_conn_quote_string(dbhandle, &key_string) ) {
1572                                 buffer_fadd( sql_buf, "%s", key_string );
1573                                 free(key_string);
1574                         } else {
1575                                 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, key_string);
1576                                 free(key_string);
1577                                 buffer_free(sql_buf);
1578                                 return NULL;
1579                         }
1580                 }
1581         }
1582
1583         buffer_add(
1584                 sql_buf,
1585                 ")"
1586         );
1587
1588         return buffer_release(sql_buf);
1589 }
1590
1591 static char* searchValueTransform( const jsonObject* array ) {
1592         growing_buffer* sql_buf = buffer_init(32);
1593
1594         char* val = NULL;
1595         int func_item_index = 0;
1596         int func_item_first = 2;
1597         jsonObject* func_item;
1598         while ( (func_item = jsonObjectGetIndex(array, func_item_index++)) ) {
1599
1600                 val = jsonObjectToSimpleString(func_item);
1601
1602                 if (func_item_first == 2) {
1603                         buffer_fadd(sql_buf, "%s( ", val);
1604                         free(val);
1605                         func_item_first--;
1606                         continue;
1607                 }
1608
1609                 if (func_item_first)
1610                         func_item_first--;
1611                 else
1612                         buffer_add(sql_buf, ", ");
1613
1614                 if (func_item->type == JSON_NULL) {
1615                         buffer_add( sql_buf, "NULL" );
1616                 } else if ( dbi_conn_quote_string(dbhandle, &val) ) {
1617                         buffer_fadd( sql_buf, "%s", val );
1618                 } else {
1619                         osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, val);
1620                         free(val);
1621                         buffer_free(sql_buf);
1622                         return NULL;
1623                 }
1624
1625                 free(val);
1626         }
1627
1628         buffer_add(
1629                 sql_buf,
1630                 " )"
1631         );
1632
1633         return buffer_release(sql_buf);
1634 }
1635
1636 static char* searchFunctionPredicate (const char* class, osrfHash* field,
1637                 const jsonObject* node, const char* node_key) {
1638         growing_buffer* sql_buf = buffer_init(32);
1639
1640         char* val = searchValueTransform(node);
1641
1642         buffer_fadd(
1643                 sql_buf,
1644                 "\"%s\".%s %s %s",
1645                 class,
1646                 osrfHashGet(field, "name"),
1647                 node_key,
1648                 val
1649         );
1650
1651         free(val);
1652
1653         return buffer_release(sql_buf);
1654 }
1655
1656 static char* searchFieldTransform (const char* class, osrfHash* field, const jsonObject* node) {
1657         growing_buffer* sql_buf = buffer_init(32);
1658
1659         char* field_transform = jsonObjectToSimpleString( jsonObjectGetKeyConst( node, "transform" ) );
1660         char* transform_subcolumn = jsonObjectToSimpleString( jsonObjectGetKeyConst( node, "result_field" ) );
1661
1662         if (field_transform) {
1663                 buffer_fadd( sql_buf, "%s(\"%s\".%s", field_transform, class, osrfHashGet(field, "name"));
1664             const jsonObject* array = jsonObjectGetKeyConst( node, "params" );
1665
1666         if (array) {
1667                 int func_item_index = 0;
1668                 jsonObject* func_item;
1669                 while ( (func_item = jsonObjectGetIndex(array, func_item_index++)) ) {
1670
1671                         char* val = jsonObjectToSimpleString(func_item);
1672
1673                     if ( !val ) {
1674                             buffer_add( sql_buf, ",NULL" );
1675                     } else if ( dbi_conn_quote_string(dbhandle, &val) ) {
1676                             buffer_fadd( sql_buf, ",%s", val );
1677                         } else {
1678                                 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, val);
1679                             free(field_transform);
1680                                         free(val);
1681                                 buffer_free(sql_buf);
1682                                 return NULL;
1683                 }
1684                                 free(val);
1685                         }
1686
1687         }
1688
1689         buffer_add(
1690                 sql_buf,
1691                 " )"
1692         );
1693
1694         } else {
1695                 buffer_fadd( sql_buf, "\"%s\".%s", class, osrfHashGet(field, "name"));
1696         }
1697
1698     if (transform_subcolumn) {
1699         char * tmp = buffer_release(sql_buf);
1700         sql_buf = buffer_init(32);
1701         buffer_fadd(
1702             sql_buf,
1703             "(%s).\"%s\"",
1704             tmp,
1705             transform_subcolumn
1706         );
1707         free(tmp);
1708     }
1709
1710         if (field_transform) free(field_transform);
1711         if (transform_subcolumn) free(transform_subcolumn);
1712
1713         return buffer_release(sql_buf);
1714 }
1715
1716 static char* searchFieldTransformPredicate (const char* class, osrfHash* field, jsonObject* node, const char* node_key) {
1717         char* field_transform = searchFieldTransform( class, field, node );
1718         char* value = NULL;
1719
1720         if (!jsonObjectGetKeyConst( node, "value" )) {
1721                 value = searchWHERE( node, osrfHashGet( oilsIDL(), class ), AND_OP_JOIN, NULL );
1722         } else if (jsonObjectGetKeyConst( node, "value" )->type == JSON_ARRAY) {
1723                 value = searchValueTransform(jsonObjectGetKeyConst( node, "value" ));
1724         } else if (jsonObjectGetKeyConst( node, "value" )->type == JSON_HASH) {
1725                 value = searchWHERE( jsonObjectGetKeyConst( node, "value" ), osrfHashGet( oilsIDL(), class ), AND_OP_JOIN, NULL );
1726         } else if (jsonObjectGetKeyConst( node, "value" )->type != JSON_NULL) {
1727                 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1728                         value = jsonNumberToDBString( field, jsonObjectGetKeyConst( node, "value" ) );
1729                 } else {
1730                         value = jsonObjectToSimpleString(jsonObjectGetKeyConst( node, "value" ));
1731                         if ( !dbi_conn_quote_string(dbhandle, &value) ) {
1732                                 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, value);
1733                                 free(value);
1734                                 free(field_transform);
1735                                 return NULL;
1736                         }
1737                 }
1738         }
1739
1740         growing_buffer* sql_buf = buffer_init(32);
1741
1742         buffer_fadd(
1743                 sql_buf,
1744                 "%s %s %s",
1745                 field_transform,
1746                 node_key,
1747                 value
1748         );
1749
1750         free(value);
1751         free(field_transform);
1752
1753         return buffer_release(sql_buf);
1754 }
1755
1756 static char* searchSimplePredicate (const char* orig_op, const char* class,
1757                 osrfHash* field, const jsonObject* node) {
1758
1759         char* val = NULL;
1760
1761         if (node->type != JSON_NULL) {
1762                 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1763                         val = jsonNumberToDBString( field, node );
1764                 } else {
1765                         val = jsonObjectToSimpleString(node);
1766                 }
1767         }
1768
1769         char* pred = searchWriteSimplePredicate( class, field, osrfHashGet(field, "name"), orig_op, val );
1770
1771         if (val) free(val);
1772
1773         return pred;
1774 }
1775
1776 static char* searchWriteSimplePredicate ( const char* class, osrfHash* field,
1777         const char* left, const char* orig_op, const char* right ) {
1778
1779         char* val = NULL;
1780         char* op = NULL;
1781         if (right == NULL) {
1782                 val = strdup("NULL");
1783
1784                 if (strcmp( orig_op, "=" ))
1785                         op = strdup("IS NOT");
1786                 else
1787                         op = strdup("IS");
1788
1789         } else if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1790                 val = strdup(right);
1791                 op = strdup(orig_op);
1792
1793         } else {
1794                 val = strdup(right);
1795                 if ( !dbi_conn_quote_string(dbhandle, &val) ) {
1796                         osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, val);
1797                         free(val);
1798                         return NULL;
1799                 }
1800                 op = strdup(orig_op);
1801         }
1802
1803         growing_buffer* sql_buf = buffer_init(16);
1804         buffer_fadd( sql_buf, "\"%s\".%s %s %s", class, left, op, val );
1805         free(val);
1806         free(op);
1807
1808         return buffer_release(sql_buf);
1809 }
1810
1811 static char* searchBETWEENPredicate (const char* class, osrfHash* field, jsonObject* node) {
1812
1813         char* x_string;
1814         char* y_string;
1815
1816         if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1817                 x_string = jsonNumberToDBString(field, jsonObjectGetIndex(node,0));
1818                 y_string = jsonNumberToDBString(field, jsonObjectGetIndex(node,1));
1819
1820         } else {
1821                 x_string = jsonObjectToSimpleString(jsonObjectGetIndex(node,0));
1822                 y_string = jsonObjectToSimpleString(jsonObjectGetIndex(node,1));
1823                 if ( !(dbi_conn_quote_string(dbhandle, &x_string) && dbi_conn_quote_string(dbhandle, &y_string)) ) {
1824                         osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key strings [%s] and [%s]", MODULENAME, x_string, y_string);
1825                         free(x_string);
1826                         free(y_string);
1827                         return NULL;
1828                 }
1829         }
1830
1831         growing_buffer* sql_buf = buffer_init(32);
1832         buffer_fadd( sql_buf, "%s BETWEEN %s AND %s", osrfHashGet(field, "name"), x_string, y_string );
1833         free(x_string);
1834         free(y_string);
1835
1836         return buffer_release(sql_buf);
1837 }
1838
1839 static char* searchPredicate ( const char* class, osrfHash* field, jsonObject* node ) {
1840
1841         char* pred = NULL;
1842         if (node->type == JSON_ARRAY) { // equality IN search
1843                 pred = searchINPredicate( class, field, node, NULL );
1844         } else if (node->type == JSON_HASH) { // non-equality search
1845                 jsonObject* pred_node;
1846                 jsonIterator* pred_itr = jsonNewIterator( node );
1847                 while ( (pred_node = jsonIteratorNext( pred_itr )) ) {
1848                         if ( !(strcasecmp( pred_itr->key,"between" )) )
1849                                 pred = searchBETWEENPredicate( class, field, pred_node );
1850                         else if ( !(strcasecmp( pred_itr->key,"in" )) || !(strcasecmp( pred_itr->key,"not in" )) )
1851                                 pred = searchINPredicate( class, field, pred_node, pred_itr->key );
1852                         else if ( pred_node->type == JSON_ARRAY )
1853                                 pred = searchFunctionPredicate( class, field, pred_node, pred_itr->key );
1854                         else if ( pred_node->type == JSON_HASH )
1855                                 pred = searchFieldTransformPredicate( class, field, pred_node, pred_itr->key );
1856                         else
1857                                 pred = searchSimplePredicate( pred_itr->key, class, field, pred_node );
1858
1859                         break;
1860                 }
1861         jsonIteratorFree(pred_itr);
1862         } else if (node->type == JSON_NULL) { // IS NULL search
1863                 growing_buffer* _p = buffer_init(64);
1864                 buffer_fadd(
1865                         _p,
1866                         "\"%s\".%s IS NULL",
1867                         class,
1868                         osrfHashGet(field, "name")
1869                 );
1870                 pred = buffer_release(_p);
1871         } else { // equality search
1872                 pred = searchSimplePredicate( "=", class, field, node );
1873         }
1874
1875         return pred;
1876
1877 }
1878
1879
1880 /*
1881
1882 join : {
1883         acn : {
1884                 field : record,
1885                 fkey : id
1886                 type : left
1887                 filter_op : or
1888                 filter : { ... },
1889                 join : {
1890                         acp : {
1891                                 field : call_number,
1892                                 fkey : id,
1893                                 filter : { ... },
1894                         },
1895                 },
1896         },
1897         mrd : {
1898                 field : record,
1899                 type : inner
1900                 fkey : id,
1901                 filter : { ... },
1902         }
1903 }
1904
1905 */
1906
1907 static char* searchJOIN ( const jsonObject* join_hash, osrfHash* leftmeta ) {
1908
1909         const jsonObject* working_hash;
1910         jsonObject* freeable_hash = NULL;
1911
1912         if (join_hash->type == JSON_STRING) {
1913                 // create a wrapper around a copy of the original
1914                 char* _tmp = jsonObjectToSimpleString( join_hash );
1915                 freeable_hash = jsonNewObjectType(JSON_HASH);
1916                 jsonObjectSetKey(freeable_hash, _tmp, NULL);
1917                 free(_tmp);
1918                 working_hash = freeable_hash;
1919         }
1920         else
1921                 working_hash = join_hash;
1922
1923         growing_buffer* join_buf = buffer_init(128);
1924         char* leftclass = osrfHashGet(leftmeta, "classname");
1925
1926         jsonObject* snode = NULL;
1927         jsonIterator* search_itr = jsonNewIterator( working_hash );
1928         if(freeable_hash)
1929                 jsonObjectFree(freeable_hash);
1930
1931         while ( (snode = jsonIteratorNext( search_itr )) ) {
1932                 osrfHash* idlClass = osrfHashGet( oilsIDL(), search_itr->key );
1933
1934                 char* class = osrfHashGet(idlClass, "classname");
1935
1936                 char* fkey = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode, "fkey" ) );
1937                 char* field = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode, "field" ) );
1938
1939                 if (field && !fkey) {
1940                         fkey = (char*)oilsIDLFindPath("/%s/links/%s/key", class, field);
1941                         if (!fkey) {
1942                                 osrfLogError(
1943                                         OSRF_LOG_MARK,
1944                                         "%s: JOIN failed.  No link defined from %s.%s to %s",
1945                                         MODULENAME,
1946                                         class,
1947                                         field,
1948                                         leftclass
1949                                 );
1950                                 buffer_free(join_buf);
1951                                 free(field);
1952                                 jsonIteratorFree(search_itr);
1953                                 return NULL;
1954                         }
1955                         fkey = strdup( fkey );
1956
1957                 } else if (!field && fkey) {
1958                         field = (char*)oilsIDLFindPath("/%s/links/%s/key", leftclass, fkey );
1959                         if (!field) {
1960                                 osrfLogError(
1961                                         OSRF_LOG_MARK,
1962                                         "%s: JOIN failed.  No link defined from %s.%s to %s",
1963                                         MODULENAME,
1964                                         leftclass,
1965                                         fkey,
1966                                         class
1967                                 );
1968                                 buffer_free(join_buf);
1969                                 free(fkey);
1970                                 jsonIteratorFree(search_itr);
1971                                 return NULL;
1972                         }
1973                         field = strdup( field );
1974
1975                 } else if (!field && !fkey) {
1976                         osrfHash* _links = oilsIDLFindPath("/%s/links", leftclass);
1977
1978                         int i = 0;
1979                         osrfStringArray* keys = osrfHashKeys( _links );
1980                         while ( (fkey = osrfStringArrayGetString(keys, i++)) ) {
1981                                 fkey = strdup(osrfStringArrayGetString(keys, i++));
1982                                 if ( !strcmp( (char*)oilsIDLFindPath("/%s/links/%s/class", leftclass, fkey), class) ) {
1983                                         field = strdup( (char*)oilsIDLFindPath("/%s/links/%s/key", leftclass, fkey) );
1984                                         break;
1985                                 } else {
1986                                         free(fkey);
1987                                 }
1988                         }
1989                         osrfStringArrayFree(keys);
1990
1991                         if (!field && !fkey) {
1992                                 _links = oilsIDLFindPath("/%s/links", class);
1993
1994                                 i = 0;
1995                                 keys = osrfHashKeys( _links );
1996                                 while ( (field = osrfStringArrayGetString(keys, i++)) ) {
1997                                         field = strdup(osrfStringArrayGetString(keys, i++));
1998                                         if ( !strcmp( (char*)oilsIDLFindPath("/%s/links/%s/class", class, field), class) ) {
1999                                                 fkey = strdup( (char*)oilsIDLFindPath("/%s/links/%s/key", class, field) );
2000                                                 break;
2001                                         } else {
2002                                                 free(field);
2003                                         }
2004                                 }
2005                                 osrfStringArrayFree(keys);
2006                         }
2007
2008                         if (!field && !fkey) {
2009                                 osrfLogError(
2010                                         OSRF_LOG_MARK,
2011                                         "%s: JOIN failed.  No link defined between %s and %s",
2012                                         MODULENAME,
2013                                         leftclass,
2014                                         class
2015                                 );
2016                                 buffer_free(join_buf);
2017                                 jsonIteratorFree(search_itr);
2018                                 return NULL;
2019                         }
2020
2021                 }
2022
2023                 char* type = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode, "type" ) );
2024                 if (type) {
2025                         if ( !strcasecmp(type,"left") ) {
2026                                 buffer_add(join_buf, " LEFT JOIN");
2027                         } else if ( !strcasecmp(type,"right") ) {
2028                                 buffer_add(join_buf, " RIGHT JOIN");
2029                         } else if ( !strcasecmp(type,"full") ) {
2030                                 buffer_add(join_buf, " FULL JOIN");
2031                         } else {
2032                                 buffer_add(join_buf, " INNER JOIN");
2033                         }
2034                 } else {
2035                         buffer_add(join_buf, " INNER JOIN");
2036                 }
2037                 free(type);
2038
2039                 char* table = getSourceDefinition(idlClass);
2040                 buffer_fadd(join_buf, " %s AS \"%s\" ON ( \"%s\".%s = \"%s\".%s", table, class, class, field, leftclass, fkey);
2041                 free(table);
2042
2043                 const jsonObject* filter = jsonObjectGetKeyConst( snode, "filter" );
2044                 if (filter) {
2045                         char* filter_op = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode, "filter_op" ) );
2046                         if (filter_op) {
2047                                 if (!strcasecmp("or",filter_op)) {
2048                                         buffer_add( join_buf, " OR " );
2049                                 } else {
2050                                         buffer_add( join_buf, " AND " );
2051                                 }
2052                         } else {
2053                                 buffer_add( join_buf, " AND " );
2054                         }
2055
2056                         char* jpred = searchWHERE( filter, idlClass, AND_OP_JOIN, NULL );
2057                         buffer_fadd( join_buf, " %s", jpred );
2058                         free(jpred);
2059                         free(filter_op);
2060                 }
2061
2062                 buffer_add(join_buf, " ) ");
2063
2064                 const jsonObject* join_filter = jsonObjectGetKeyConst( snode, "join" );
2065                 if (join_filter) {
2066                         char* jpred = searchJOIN( join_filter, idlClass );
2067                         buffer_fadd( join_buf, " %s", jpred );
2068                         free(jpred);
2069                 }
2070
2071                 free(fkey);
2072                 free(field);
2073         }
2074
2075     jsonIteratorFree(search_itr);
2076
2077         return buffer_release(join_buf);
2078 }
2079
2080 /*
2081
2082 { +class : { -or|-and : { field : { op : value }, ... } ... }, ... }
2083 { +class : { -or|-and : [ { field : { op : value }, ... }, ...] ... }, ... }
2084 [ { +class : { -or|-and : [ { field : { op : value }, ... }, ...] ... }, ... }, ... ]
2085
2086 */
2087
2088 static char* searchWHERE ( const jsonObject* search_hash, osrfHash* meta, int opjoin_type, osrfMethodContext* ctx ) {
2089
2090         osrfLogDebug(
2091         OSRF_LOG_MARK,
2092         "%s: Entering searchWHERE; search_hash addr = %d, meta addr = %d, opjoin_type = %d, ctx addr = %d",
2093         MODULENAME,
2094         search_hash,
2095         meta,
2096         opjoin_type,
2097         ctx
2098     );
2099
2100         growing_buffer* sql_buf = buffer_init(128);
2101
2102         jsonObject* node = NULL;
2103
2104     int first = 1;
2105     if ( search_hash->type == JSON_ARRAY ) {
2106             osrfLogDebug(OSRF_LOG_MARK, "%s: In WHERE clause, condition type is JSON_ARRAY", MODULENAME);
2107         jsonIterator* search_itr = jsonNewIterator( search_hash );
2108         while ( (node = jsonIteratorNext( search_itr )) ) {
2109             if (first) {
2110                 first = 0;
2111             } else {
2112                 if (opjoin_type == OR_OP_JOIN) buffer_add(sql_buf, " OR ");
2113                 else buffer_add(sql_buf, " AND ");
2114             }
2115
2116             char* subpred = searchWHERE( node, meta, opjoin_type, ctx );
2117             buffer_fadd(sql_buf, "( %s )", subpred);
2118             free(subpred);
2119         }
2120         jsonIteratorFree(search_itr);
2121
2122     } else if ( search_hash->type == JSON_HASH ) {
2123             osrfLogDebug(OSRF_LOG_MARK, "%s: In WHERE clause, condition type is JSON_HASH", MODULENAME);
2124         jsonIterator* search_itr = jsonNewIterator( search_hash );
2125         while ( (node = jsonIteratorNext( search_itr )) ) {
2126
2127             if (first) {
2128                 first = 0;
2129             } else {
2130                 if (opjoin_type == OR_OP_JOIN) buffer_add(sql_buf, " OR ");
2131                 else buffer_add(sql_buf, " AND ");
2132             }
2133
2134             if ( !strncmp("+",search_itr->key,1) ) {
2135                 if ( node->type == JSON_STRING ) {
2136                     char* subpred = jsonObjectToSimpleString( node );
2137                     buffer_fadd(sql_buf, " \"%s\".%s ", search_itr->key + 1, subpred);
2138                     free(subpred);
2139                 } else {
2140                     char* subpred = searchWHERE( node, osrfHashGet( oilsIDL(), search_itr->key + 1 ), AND_OP_JOIN, ctx );
2141                     buffer_fadd(sql_buf, "( %s )", subpred);
2142                     free(subpred);
2143                 }
2144             } else if ( !strcasecmp("-or",search_itr->key) ) {
2145                 char* subpred = searchWHERE( node, meta, OR_OP_JOIN, ctx );
2146                 buffer_fadd(sql_buf, "( %s )", subpred);
2147                 free(subpred);
2148             } else if ( !strcasecmp("-and",search_itr->key) ) {
2149                 char* subpred = searchWHERE( node, meta, AND_OP_JOIN, ctx );
2150                 buffer_fadd(sql_buf, "( %s )", subpred);
2151                 free(subpred);
2152             } else if ( !strcasecmp("-exists",search_itr->key) ) {
2153                 char* subpred = SELECT(
2154                     ctx,
2155                     jsonObjectGetKey( node, "select" ),
2156                     jsonObjectGetKey( node, "from" ),
2157                     jsonObjectGetKey( node, "where" ),
2158                     jsonObjectGetKey( node, "having" ),
2159                     jsonObjectGetKey( node, "order_by" ),
2160                     jsonObjectGetKey( node, "limit" ),
2161                     jsonObjectGetKey( node, "offset" ),
2162                     SUBSELECT
2163                 );
2164
2165                 buffer_fadd(sql_buf, "EXISTS ( %s )", subpred);
2166                 free(subpred);
2167             } else if ( !strcasecmp("-not-exists",search_itr->key) ) {
2168                 char* subpred = SELECT(
2169                     ctx,
2170                     jsonObjectGetKey( node, "select" ),
2171                     jsonObjectGetKey( node, "from" ),
2172                     jsonObjectGetKey( node, "where" ),
2173                     jsonObjectGetKey( node, "having" ),
2174                     jsonObjectGetKey( node, "order_by" ),
2175                     jsonObjectGetKey( node, "limit" ),
2176                     jsonObjectGetKey( node, "offset" ),
2177                     SUBSELECT
2178                 );
2179
2180                 buffer_fadd(sql_buf, "NOT EXISTS ( %s )", subpred);
2181                 free(subpred);
2182             } else {
2183
2184                 char* class = osrfHashGet(meta, "classname");
2185                 osrfHash* fields = osrfHashGet(meta, "fields");
2186                 osrfHash* field = osrfHashGet( fields, search_itr->key );
2187
2188
2189                 if (!field) {
2190                     char* table = getSourceDefinition(meta);
2191                     osrfLogError(
2192                         OSRF_LOG_MARK,
2193                         "%s: Attempt to reference non-existant column %s on %s (%s)",
2194                         MODULENAME,
2195                         search_itr->key,
2196                         table,
2197                         class
2198                     );
2199                     buffer_free(sql_buf);
2200                     free(table);
2201                                         jsonIteratorFree(search_itr);
2202                                         return NULL;
2203                 }
2204
2205                 char* subpred = searchPredicate( class, field, node );
2206                 buffer_add( sql_buf, subpred );
2207                 free(subpred);
2208             }
2209         }
2210             jsonIteratorFree(search_itr);
2211
2212     } else {
2213         // ERROR ... only hash and array allowed at this level
2214         char* predicate_string = jsonObjectToJSON( search_hash );
2215         osrfLogError(
2216             OSRF_LOG_MARK,
2217             "%s: Invalid predicate structure: %s",
2218             MODULENAME,
2219             predicate_string
2220         );
2221         buffer_free(sql_buf);
2222         free(predicate_string);
2223         return NULL;
2224     }
2225
2226
2227         return buffer_release(sql_buf);
2228 }
2229
2230 static char* SELECT (
2231                 /* method context */ osrfMethodContext* ctx,
2232
2233                 /* SELECT   */ jsonObject* selhash,
2234                 /* FROM     */ jsonObject* join_hash,
2235                 /* WHERE    */ jsonObject* search_hash,
2236                 /* HAVING   */ jsonObject* having_hash,
2237                 /* ORDER BY */ jsonObject* order_hash,
2238                 /* LIMIT    */ jsonObject* limit,
2239                 /* OFFSET   */ jsonObject* offset,
2240                 /* flags    */ int flags
2241 ) {
2242         const char* locale = osrf_message_get_last_locale();
2243
2244         // in case we don't get a select list
2245         jsonObject* defaultselhash = NULL;
2246
2247         // general tmp objects
2248         const jsonObject* tmp_const;
2249         jsonObject* _tmp = NULL;
2250         jsonObject* selclass = NULL;
2251         jsonObject* selfield = NULL;
2252         jsonObject* snode = NULL;
2253         jsonObject* onode = NULL;
2254         jsonObject* found = NULL;
2255
2256         char* string = NULL;
2257         int from_function = 0;
2258         int first = 1;
2259         int gfirst = 1;
2260         //int hfirst = 1;
2261
2262         // the core search class
2263         char* core_class = NULL;
2264
2265         // metadata about the core search class
2266         osrfHash* core_meta = NULL;
2267         osrfHash* core_fields = NULL;
2268         osrfHash* idlClass = NULL;
2269
2270         // punt if there's no core class
2271         if (!join_hash || ( join_hash->type == JSON_HASH && !join_hash->size ))
2272                 return NULL;
2273
2274         // get the core class -- the only key of the top level FROM clause, or a string
2275         if (join_hash->type == JSON_HASH) {
2276                 jsonIterator* tmp_itr = jsonNewIterator( join_hash );
2277                 snode = jsonIteratorNext( tmp_itr );
2278
2279                 core_class = strdup( tmp_itr->key );
2280                 join_hash = snode;
2281
2282                 jsonIteratorFree( tmp_itr );
2283                 snode = NULL;
2284
2285         } else if (join_hash->type == JSON_ARRAY) {
2286         from_function = 1;
2287         selhash = NULL;
2288
2289         } else if (join_hash->type == JSON_STRING) {
2290                 core_class = jsonObjectToSimpleString( join_hash );
2291                 join_hash = NULL;
2292         }
2293
2294         // punt if we don't know about the core class (and it's not a function)
2295         if (!from_function && !(core_meta = osrfHashGet( oilsIDL(), core_class ))) {
2296                 free(core_class);
2297                 return NULL;
2298         }
2299
2300         // if the select list is empty, or the core class field list is '*',
2301         // build the default select list ...
2302         if (!selhash) {
2303                 selhash = defaultselhash = jsonNewObjectType(JSON_HASH);
2304                 jsonObjectSetKey( selhash, core_class, jsonNewObjectType(JSON_ARRAY) );
2305         } else if ( (tmp_const = jsonObjectGetKeyConst( selhash, core_class )) && tmp_const->type == JSON_STRING ) {
2306                 char* _x = jsonObjectToSimpleString( tmp_const );
2307                 if (!strncmp( "*", _x, 1 )) {
2308                         jsonObjectRemoveKey( selhash, core_class );
2309                         jsonObjectSetKey( selhash, core_class, jsonNewObjectType(JSON_ARRAY) );
2310                 }
2311                 free(_x);
2312         }
2313
2314         // the query buffer
2315         growing_buffer* sql_buf = buffer_init(128);
2316
2317         // temp buffer for the SELECT list
2318         growing_buffer* select_buf = buffer_init(128);
2319         growing_buffer* order_buf = buffer_init(128);
2320         growing_buffer* group_buf = buffer_init(128);
2321         growing_buffer* having_buf = buffer_init(128);
2322
2323         if (!from_function)
2324         core_fields = osrfHashGet(core_meta, "fields");
2325
2326         // ... and if we /are/ building the default list, do that
2327         if ( (_tmp = jsonObjectGetKey(selhash,core_class)) && !_tmp->size ) {
2328
2329                 int i = 0;
2330                 char* field;
2331
2332         if (!from_function) {
2333                 osrfStringArray* keys = osrfHashKeys( core_fields );
2334                 while ( (field = osrfStringArrayGetString(keys, i++)) ) {
2335                         if ( strncasecmp( "true", osrfHashGet( osrfHashGet( core_fields, field ), "virtual" ), 4 ) )
2336                                 jsonObjectPush( _tmp, jsonNewObject( field ) );
2337                 }
2338                 osrfStringArrayFree(keys);
2339         }
2340         }
2341
2342         // Now we build the actual select list
2343         if (!from_function) {
2344             int sel_pos = 1;
2345             jsonObject* is_agg = jsonObjectFindPath(selhash, "//aggregate");
2346             first = 1;
2347             gfirst = 1;
2348             jsonIterator* selclass_itr = jsonNewIterator( selhash );
2349             while ( (selclass = jsonIteratorNext( selclass_itr )) ) {
2350
2351                     // round trip through the idl, just to be safe
2352                     idlClass = osrfHashGet( oilsIDL(), selclass_itr->key );
2353                     if (!idlClass) continue;
2354                     char* cname = osrfHashGet(idlClass, "classname");
2355
2356                     // make sure the target relation is in the join tree
2357                     if (strcmp(core_class,cname)) {
2358                             if (!join_hash) continue;
2359
2360                             if (join_hash->type == JSON_STRING) {
2361                                     string = jsonObjectToSimpleString(join_hash);
2362                                     found = strcmp(string,cname) ? NULL : jsonParseString("{\"1\":\"1\"}");
2363                                     free(string);
2364                             } else {
2365                                     found = jsonObjectFindPath(join_hash, "//%s", cname);
2366                             }
2367
2368                             if (!found->size) {
2369                                     jsonObjectFree(found);
2370                                     continue;
2371                             }
2372
2373                             jsonObjectFree(found);
2374                     }
2375
2376                     // stitch together the column list ...
2377                     jsonIterator* select_itr = jsonNewIterator( selclass );
2378                     while ( (selfield = jsonIteratorNext( select_itr )) ) {
2379
2380                             char* __column = NULL;
2381                             char* __alias = NULL;
2382
2383                             // ... if it's a sstring, just toss it on the pile
2384                             if (selfield->type == JSON_STRING) {
2385
2386                                     // again, just to be safe
2387                                     char* _requested_col = jsonObjectToSimpleString(selfield);
2388                                     osrfHash* field = osrfHashGet( osrfHashGet( idlClass, "fields" ), _requested_col );
2389                                     free(_requested_col);
2390
2391                                     if (!field) continue;
2392                                     __column = strdup(osrfHashGet(field, "name"));
2393
2394                                     if (first) {
2395                                             first = 0;
2396                                     } else {
2397                                             buffer_add(select_buf, ",");
2398                                     }
2399
2400                     if (locale) {
2401                             char* i18n = osrfHashGet(field, "i18n");
2402                                     if (flags & DISABLE_I18N)
2403                             i18n = NULL;
2404
2405                             if ( i18n && !strncasecmp("true", i18n, 4)) {
2406                                 char* pkey = osrfHashGet(idlClass, "primarykey");
2407                                 char* tname = osrfHashGet(idlClass, "tablename");
2408
2409                             buffer_fadd(select_buf, " oils_i18n_xlate('%s', '%s', '%s', '%s', \"%s\".%s::TEXT, '%s') AS \"%s\"", tname, cname, __column, pkey, cname, pkey, locale, __column);
2410                         } else {
2411                                             buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, __column, __column);
2412                         }
2413                     } else {
2414                                         buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, __column, __column);
2415                     }
2416
2417                             // ... but it could be an object, in which case we check for a Field Transform
2418                             } else {
2419
2420                                     __column = jsonObjectToSimpleString( jsonObjectGetKeyConst( selfield, "column" ) );
2421
2422                                     // again, just to be safe
2423                                     osrfHash* field = osrfHashGet( osrfHashGet( idlClass, "fields" ), __column );
2424                                     if (!field) continue;
2425                                     const char* fname = osrfHashGet(field, "name");
2426
2427                                     if (first) {
2428                                             first = 0;
2429                                     } else {
2430                                             buffer_add(select_buf, ",");
2431                                     }
2432
2433                                     if ((tmp_const = jsonObjectGetKeyConst( selfield, "alias" ))) {
2434                                             __alias = jsonObjectToSimpleString( tmp_const );
2435                                     } else {
2436                                             __alias = strdup(__column);
2437                                     }
2438
2439                                     if (jsonObjectGetKeyConst( selfield, "transform" )) {
2440                                             free(__column);
2441                                             __column = searchFieldTransform(cname, field, selfield);
2442                                             buffer_fadd(select_buf, " %s AS \"%s\"", __column, __alias);
2443                                     } else {
2444                         if (locale) {
2445                                     char* i18n = osrfHashGet(field, "i18n");
2446                                         if (flags & DISABLE_I18N)
2447                                 i18n = NULL;
2448
2449                                     if ( i18n && !strncasecmp("true", i18n, 4)) {
2450                                     char* pkey = osrfHashGet(idlClass, "primarykey");
2451                                     char* tname = osrfHashGet(idlClass, "tablename");
2452
2453                                 buffer_fadd(select_buf, " oils_i18n_xlate('%s', '%s', '%s', '%s', \"%s\".%s::TEXT, '%s') AS \"%s\"", tname, cname, fname, pkey, cname, pkey, locale, __alias);
2454                             } else {
2455                                                     buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, fname, __alias);
2456                             }
2457                         } else {
2458                                                 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, fname, __alias);
2459                         }
2460                                     }
2461                             }
2462
2463                             if (is_agg->size || (flags & SELECT_DISTINCT)) {
2464
2465                                     if ( !(
2466                             jsonBoolIsTrue( jsonObjectGetKey( selfield, "aggregate" ) ) ||
2467                                 ((int)jsonObjectGetNumber(jsonObjectGetKey( selfield, "aggregate" ))) == 1 // support 1/0 for perl's sake
2468                          )
2469                     ) {
2470                                             if (gfirst) {
2471                                                     gfirst = 0;
2472                                             } else {
2473                                                     buffer_add(group_buf, ",");
2474                                             }
2475
2476                                             buffer_fadd(group_buf, " %d", sel_pos);
2477                                     /*
2478                                     } else if (is_agg = jsonObjectGetKey( selfield, "having" )) {
2479                                             if (gfirst) {
2480                                                     gfirst = 0;
2481                                             } else {
2482                                                     buffer_add(group_buf, ",");
2483                                             }
2484
2485                                             __column = searchFieldTransform(cname, field, selfield);
2486                                             buffer_fadd(group_buf, " %s", __column);
2487                                             __column = searchFieldTransform(cname, field, selfield);
2488                                     */
2489                                     }
2490                             }
2491
2492                             if (__column) free(__column);
2493                             if (__alias) free(__alias);
2494
2495                             sel_pos++;
2496                     }
2497
2498             // jsonIteratorFree(select_itr);
2499             }
2500
2501         // jsonIteratorFree(selclass_itr);
2502
2503             if (is_agg) jsonObjectFree(is_agg);
2504     } else {
2505         buffer_add(select_buf, "*");
2506     }
2507
2508
2509         char* col_list = buffer_release(select_buf);
2510         char* table = NULL;
2511     if (!from_function) table = getSourceDefinition(core_meta);
2512     else table = searchValueTransform(join_hash);
2513
2514         // Put it all together
2515         buffer_fadd(sql_buf, "SELECT %s FROM %s AS \"%s\" ", col_list, table, core_class );
2516         free(col_list);
2517         free(table);
2518
2519     if (!from_function) {
2520             // Now, walk the join tree and add that clause
2521             if ( join_hash ) {
2522                     char* join_clause = searchJOIN( join_hash, core_meta );
2523                     buffer_add(sql_buf, join_clause);
2524                     free(join_clause);
2525             }
2526
2527             if ( search_hash ) {
2528                     buffer_add(sql_buf, " WHERE ");
2529
2530                     // and it's on the the WHERE clause
2531                     char* pred = searchWHERE( search_hash, core_meta, AND_OP_JOIN, ctx );
2532
2533                     if (!pred) {
2534                             if (ctx) {
2535                                 osrfAppSessionStatus(
2536                                         ctx->session,
2537                                         OSRF_STATUS_INTERNALSERVERERROR,
2538                                         "osrfMethodException",
2539                                         ctx->request,
2540                                         "Severe query error in WHERE predicate -- see error log for more details"
2541                                 );
2542                             }
2543                             free(core_class);
2544                             buffer_free(having_buf);
2545                             buffer_free(group_buf);
2546                             buffer_free(order_buf);
2547                             buffer_free(sql_buf);
2548                             if (defaultselhash) jsonObjectFree(defaultselhash);
2549                             return NULL;
2550                     } else {
2551                             buffer_add(sql_buf, pred);
2552                             free(pred);
2553                     }
2554         }
2555
2556             if ( having_hash ) {
2557                     buffer_add(sql_buf, " HAVING ");
2558
2559                     // and it's on the the WHERE clause
2560                     char* pred = searchWHERE( having_hash, core_meta, AND_OP_JOIN, ctx );
2561
2562                     if (!pred) {
2563                             if (ctx) {
2564                                 osrfAppSessionStatus(
2565                                         ctx->session,
2566                                         OSRF_STATUS_INTERNALSERVERERROR,
2567                                         "osrfMethodException",
2568                                         ctx->request,
2569                                         "Severe query error in HAVING predicate -- see error log for more details"
2570                                 );
2571                             }
2572                             free(core_class);
2573                             buffer_free(having_buf);
2574                             buffer_free(group_buf);
2575                             buffer_free(order_buf);
2576                             buffer_free(sql_buf);
2577                             if (defaultselhash) jsonObjectFree(defaultselhash);
2578                             return NULL;
2579                     } else {
2580                             buffer_add(sql_buf, pred);
2581                             free(pred);
2582                     }
2583             }
2584
2585             first = 1;
2586             jsonIterator* class_itr = jsonNewIterator( order_hash );
2587             while ( (snode = jsonIteratorNext( class_itr )) ) {
2588
2589                     if (!jsonObjectGetKeyConst(selhash,class_itr->key))
2590                             continue;
2591
2592                     if ( snode->type == JSON_HASH ) {
2593
2594                         jsonIterator* order_itr = jsonNewIterator( snode );
2595                             while ( (onode = jsonIteratorNext( order_itr )) ) {
2596
2597                                     if (!oilsIDLFindPath( "/%s/fields/%s", class_itr->key, order_itr->key ))
2598                                             continue;
2599
2600                                     char* direction = NULL;
2601                                     if ( onode->type == JSON_HASH ) {
2602                                             if ( jsonObjectGetKeyConst( onode, "transform" ) ) {
2603                                                     string = searchFieldTransform(
2604                                                             class_itr->key,
2605                                                             oilsIDLFindPath( "/%s/fields/%s", class_itr->key, order_itr->key ),
2606                                                             onode
2607                                                     );
2608                                             } else {
2609                                                     growing_buffer* field_buf = buffer_init(16);
2610                                                     buffer_fadd(field_buf, "\"%s\".%s", class_itr->key, order_itr->key);
2611                                                     string = buffer_release(field_buf);
2612                                             }
2613
2614                                             if ( (tmp_const = jsonObjectGetKeyConst( onode, "direction" )) ) {
2615                                                     direction = jsonObjectToSimpleString(tmp_const);
2616                                                     if (!strncasecmp(direction, "d", 1)) {
2617                                                             free(direction);
2618                                                             direction = " DESC";
2619                                                     } else {
2620                                                             free(direction);
2621                                                             direction = " ASC";
2622                                                     }
2623                                             }
2624
2625                                     } else {
2626                                             string = strdup(order_itr->key);
2627                                             direction = jsonObjectToSimpleString(onode);
2628                                             if (!strncasecmp(direction, "d", 1)) {
2629                                                     free(direction);
2630                                                     direction = " DESC";
2631                                             } else {
2632                                                     free(direction);
2633                                                     direction = " ASC";
2634                                             }
2635                                     }
2636
2637                                     if (first) {
2638                                             first = 0;
2639                                     } else {
2640                                             buffer_add(order_buf, ", ");
2641                                     }
2642
2643                                     buffer_add(order_buf, string);
2644                                     free(string);
2645
2646                                     if (direction) {
2647                                             buffer_add(order_buf, direction);
2648                                     }
2649
2650                             }
2651                 // jsonIteratorFree(order_itr);
2652
2653                     } else if ( snode->type == JSON_ARRAY ) {
2654
2655                         jsonIterator* order_itr = jsonNewIterator( snode );
2656                             while ( (onode = jsonIteratorNext( order_itr )) ) {
2657
2658                                     char* _f = jsonObjectToSimpleString( onode );
2659
2660                                     if (!oilsIDLFindPath( "/%s/fields/%s", class_itr->key, _f))
2661                                             continue;
2662
2663                                     if (first) {
2664                                             first = 0;
2665                                     } else {
2666                                             buffer_add(order_buf, ", ");
2667                                     }
2668
2669                                     buffer_add(order_buf, _f);
2670                                     free(_f);
2671
2672                             }
2673                 // jsonIteratorFree(order_itr);
2674
2675
2676                     // IT'S THE OOOOOOOOOOOLD STYLE!
2677                     } else {
2678                             osrfLogError(OSRF_LOG_MARK, "%s: Possible SQL injection attempt; direct order by is not allowed", MODULENAME);
2679                             if (ctx) {
2680                                 osrfAppSessionStatus(
2681                                         ctx->session,
2682                                         OSRF_STATUS_INTERNALSERVERERROR,
2683                                         "osrfMethodException",
2684                                         ctx->request,
2685                                         "Severe query error -- see error log for more details"
2686                                 );
2687                             }
2688
2689                             free(core_class);
2690                             buffer_free(having_buf);
2691                             buffer_free(group_buf);
2692                             buffer_free(order_buf);
2693                             buffer_free(sql_buf);
2694                             if (defaultselhash) jsonObjectFree(defaultselhash);
2695                             jsonIteratorFree(class_itr);
2696                             return NULL;
2697                     }
2698
2699             }
2700     }
2701
2702     // jsonIteratorFree(class_itr);
2703
2704         string = buffer_release(group_buf);
2705
2706         if (strlen(string)) {
2707                 buffer_fadd(
2708                         sql_buf,
2709                         " GROUP BY %s",
2710                         string
2711                 );
2712         }
2713
2714         free(string);
2715
2716         string = buffer_release(having_buf);
2717
2718         if (strlen(string)) {
2719                 buffer_fadd(
2720                         sql_buf,
2721                         " HAVING %s",
2722                         string
2723                 );
2724         }
2725
2726         free(string);
2727
2728         string = buffer_release(order_buf);
2729
2730         if (strlen(string)) {
2731                 buffer_fadd(
2732                         sql_buf,
2733                         " ORDER BY %s",
2734                         string
2735                 );
2736         }
2737
2738         free(string);
2739
2740         if ( limit ){
2741                 string = jsonObjectToSimpleString(limit);
2742                 buffer_fadd( sql_buf, " LIMIT %d", atoi(string) );
2743                 free(string);
2744         }
2745
2746         if (offset) {
2747                 string = jsonObjectToSimpleString(offset);
2748                 buffer_fadd( sql_buf, " OFFSET %d", atoi(string) );
2749                 free(string);
2750         }
2751
2752         if (!(flags & SUBSELECT)) buffer_add(sql_buf, ";");
2753
2754         free(core_class);
2755         if (defaultselhash) jsonObjectFree(defaultselhash);
2756
2757         return buffer_release(sql_buf);
2758
2759 }
2760
2761 static char* buildSELECT ( jsonObject* search_hash, jsonObject* order_hash, osrfHash* meta, osrfMethodContext* ctx ) {
2762
2763         const char* locale = osrf_message_get_last_locale();
2764
2765         osrfHash* fields = osrfHashGet(meta, "fields");
2766         char* core_class = osrfHashGet(meta, "classname");
2767
2768         const jsonObject* join_hash = jsonObjectGetKeyConst( order_hash, "join" );
2769
2770         jsonObject* node = NULL;
2771         jsonObject* snode = NULL;
2772         jsonObject* onode = NULL;
2773         const jsonObject* _tmp = NULL;
2774         jsonObject* selhash = NULL;
2775         jsonObject* defaultselhash = NULL;
2776
2777         growing_buffer* sql_buf = buffer_init(128);
2778         growing_buffer* select_buf = buffer_init(128);
2779
2780         if ( !(selhash = jsonObjectGetKey( order_hash, "select" )) ) {
2781                 defaultselhash = jsonNewObjectType(JSON_HASH);
2782                 selhash = defaultselhash;
2783         }
2784
2785         if ( !jsonObjectGetKeyConst(selhash,core_class) ) {
2786                 jsonObjectSetKey( selhash, core_class, jsonNewObjectType(JSON_ARRAY) );
2787                 jsonObject* flist = jsonObjectGetKey( selhash, core_class );
2788
2789                 int i = 0;
2790                 char* field;
2791
2792                 osrfStringArray* keys = osrfHashKeys( fields );
2793                 while ( (field = osrfStringArrayGetString(keys, i++)) ) {
2794                         if ( strcasecmp( "true", osrfHashGet( osrfHashGet( fields, field ), "virtual" ) ) )
2795                                 jsonObjectPush( flist, jsonNewObject( field ) );
2796                 }
2797                 osrfStringArrayFree(keys);
2798         }
2799
2800         int first = 1;
2801         jsonIterator* class_itr = jsonNewIterator( selhash );
2802         while ( (snode = jsonIteratorNext( class_itr )) ) {
2803
2804                 osrfHash* idlClass = osrfHashGet( oilsIDL(), class_itr->key );
2805                 if (!idlClass) continue;
2806                 char* cname = osrfHashGet(idlClass, "classname");
2807
2808                 if (strcmp(core_class,class_itr->key)) {
2809                         if (!join_hash) continue;
2810
2811                         jsonObject* found =  jsonObjectFindPath(join_hash, "//%s", class_itr->key);
2812                         if (!found->size) {
2813                                 jsonObjectFree(found);
2814                                 continue;
2815                         }
2816
2817                         jsonObjectFree(found);
2818                 }
2819
2820                 jsonIterator* select_itr = jsonNewIterator( snode );
2821                 while ( (node = jsonIteratorNext( select_itr )) ) {
2822                         char* item_str = jsonObjectToSimpleString(node);
2823                         osrfHash* field = osrfHashGet( osrfHashGet( idlClass, "fields" ), item_str );
2824                         free(item_str);
2825                         char* fname = osrfHashGet(field, "name");
2826
2827                         if (!field) continue;
2828
2829                         if (first) {
2830                                 first = 0;
2831                         } else {
2832                                 buffer_add(select_buf, ",");
2833                         }
2834
2835             if (locale) {
2836                         char* i18n = osrfHashGet(field, "i18n");
2837                             if ( !(
2838                         jsonBoolIsTrue( jsonObjectGetKey( order_hash, "no_i18n" ) ) ||
2839                         ((int)jsonObjectGetNumber(jsonObjectGetKey( order_hash, "no_i18n" ))) == 1 // support 1/0 for perl's sake
2840                      )
2841                 ) i18n = NULL;
2842
2843                         if ( i18n && !strncasecmp("true", i18n, 4)) {
2844                         char* pkey = osrfHashGet(idlClass, "primarykey");
2845                         char* tname = osrfHashGet(idlClass, "tablename");
2846
2847                     buffer_fadd(select_buf, " oils_i18n_xlate('%s', '%s', '%s', '%s', \"%s\".%s::TEXT, '%s') AS \"%s\"", tname, cname, fname, pkey, cname, pkey, locale, fname);
2848                 } else {
2849                                 buffer_fadd(select_buf, " \"%s\".%s", cname, fname);
2850                 }
2851             } else {
2852                             buffer_fadd(select_buf, " \"%s\".%s", cname, fname);
2853             }
2854                 }
2855
2856         jsonIteratorFree(select_itr);
2857         }
2858
2859     jsonIteratorFree(class_itr);
2860
2861         char* col_list = buffer_release(select_buf);
2862         char* table = getSourceDefinition(meta);
2863
2864         buffer_fadd(sql_buf, "SELECT %s FROM %s AS \"%s\"", col_list, table, core_class );
2865         free(col_list);
2866         free(table);
2867
2868         if ( join_hash ) {
2869                 char* join_clause = searchJOIN( join_hash, meta );
2870                 buffer_fadd(sql_buf, " %s", join_clause);
2871                 free(join_clause);
2872         }
2873
2874         char* tmpsql = buffer_data(sql_buf); // This strdup's ... no worries.
2875         osrfLogDebug(OSRF_LOG_MARK, "%s pre-predicate SQL =  %s", MODULENAME, tmpsql);
2876         free(tmpsql);
2877
2878         buffer_add(sql_buf, " WHERE ");
2879
2880         char* pred = searchWHERE( search_hash, meta, AND_OP_JOIN, ctx );
2881         if (!pred) {
2882                 osrfAppSessionStatus(
2883                         ctx->session,
2884                         OSRF_STATUS_INTERNALSERVERERROR,
2885                                 "osrfMethodException",
2886                                 ctx->request,
2887                                 "Severe query error -- see error log for more details"
2888                         );
2889                 buffer_free(sql_buf);
2890                 if(defaultselhash) jsonObjectFree(defaultselhash);
2891                 return NULL;
2892         } else {
2893                 buffer_add(sql_buf, pred);
2894                 free(pred);
2895         }
2896
2897         if (order_hash) {
2898                 char* string = NULL;
2899                 if ( (_tmp = jsonObjectGetKeyConst( order_hash, "order_by" )) ){
2900
2901                         growing_buffer* order_buf = buffer_init(128);
2902
2903                         first = 1;
2904                         jsonIterator* class_itr = jsonNewIterator( _tmp );
2905                         while ( (snode = jsonIteratorNext( class_itr )) ) {
2906
2907                                 if (!jsonObjectGetKeyConst(selhash,class_itr->key))
2908                                         continue;
2909
2910                                 if ( snode->type == JSON_HASH ) {
2911
2912                                         jsonIterator* order_itr = jsonNewIterator( snode );
2913                                         while ( (onode = jsonIteratorNext( order_itr )) ) {
2914
2915                                                 if (!oilsIDLFindPath( "/%s/fields/%s", class_itr->key, order_itr->key ))
2916                                                         continue;
2917
2918                                                 char* direction = NULL;
2919                                                 if ( onode->type == JSON_HASH ) {
2920                                                         if ( jsonObjectGetKeyConst( onode, "transform" ) ) {
2921                                                                 string = searchFieldTransform(
2922                                                                         class_itr->key,
2923                                                                         oilsIDLFindPath( "/%s/fields/%s", class_itr->key, order_itr->key ),
2924                                                                         onode
2925                                                                 );
2926                                                         } else {
2927                                                                 growing_buffer* field_buf = buffer_init(16);
2928                                                                 buffer_fadd(field_buf, "\"%s\".%s", class_itr->key, order_itr->key);
2929                                                                 string = buffer_release(field_buf);
2930                                                         }
2931
2932                                                         if ( (_tmp = jsonObjectGetKeyConst( onode, "direction" )) ) {
2933                                                                 direction = jsonObjectToSimpleString(_tmp);
2934                                                                 if (!strncasecmp(direction, "d", 1)) {
2935                                                                         free(direction);
2936                                                                         direction = " DESC";
2937                                                                 } else {
2938                                                                         free(direction);
2939                                                                         direction = " ASC";
2940                                                                 }
2941                                                         }
2942
2943                                                 } else {
2944                                                         string = strdup(order_itr->key);
2945                                                         direction = jsonObjectToSimpleString(onode);
2946                                                         if (!strncasecmp(direction, "d", 1)) {
2947                                                                 free(direction);
2948                                                                 direction = " DESC";
2949                                                         } else {
2950                                                                 free(direction);
2951                                                                 direction = " ASC";
2952                                                         }
2953                                                 }
2954
2955                                                 if (first) {
2956                                                         first = 0;
2957                                                 } else {
2958                                                         buffer_add(order_buf, ", ");
2959                                                 }
2960
2961                                                 buffer_add(order_buf, string);
2962                                                 free(string);
2963
2964                                                 if (direction) {
2965                                                         buffer_add(order_buf, direction);
2966                                                 }
2967
2968                                         }
2969
2970                     jsonIteratorFree(order_itr);
2971
2972                                 } else {
2973                                         string = jsonObjectToSimpleString(snode);
2974                                         buffer_add(order_buf, string);
2975                                         free(string);
2976                                         break;
2977                                 }
2978
2979                         }
2980
2981             jsonIteratorFree(class_itr);
2982
2983                         string = buffer_release(order_buf);
2984
2985                         if (strlen(string)) {
2986                                 buffer_fadd(
2987                                         sql_buf,
2988                                         " ORDER BY %s",
2989                                         string
2990                                 );
2991                         }
2992
2993                         free(string);
2994                 }
2995
2996                 if ( (_tmp = jsonObjectGetKeyConst( order_hash, "limit" )) ){
2997                         string = jsonObjectToSimpleString(_tmp);
2998                         buffer_fadd(
2999                                 sql_buf,
3000                                 " LIMIT %d",
3001                                 atoi(string)
3002                         );
3003                         free(string);
3004                 }
3005
3006                 _tmp = jsonObjectGetKeyConst( order_hash, "offset" );
3007                 if (_tmp) {
3008                         string = jsonObjectToSimpleString(_tmp);
3009                         buffer_fadd(
3010                                 sql_buf,
3011                                 " OFFSET %d",
3012                                 atoi(string)
3013                         );
3014                         free(string);
3015                 }
3016         }
3017
3018         if (defaultselhash) jsonObjectFree(defaultselhash);
3019
3020         buffer_add(sql_buf, ";");
3021         return buffer_release(sql_buf);
3022 }
3023
3024 int doJSONSearch ( osrfMethodContext* ctx ) {
3025         OSRF_METHOD_VERIFY_CONTEXT(ctx);
3026         osrfLogDebug(OSRF_LOG_MARK, "Recieved query request");
3027
3028         int err = 0;
3029
3030         // XXX for now...
3031         dbhandle = writehandle;
3032
3033         jsonObject* hash = jsonObjectGetIndex(ctx->params, 0);
3034
3035     int flags = 0;
3036
3037         if (jsonBoolIsTrue(jsonObjectGetKey( hash, "distinct" )))
3038          flags |= SELECT_DISTINCT;
3039
3040         if ( ((int)jsonObjectGetNumber(jsonObjectGetKey( hash, "distinct" ))) == 1 ) // support 1/0 for perl's sake
3041          flags |= SELECT_DISTINCT;
3042
3043         if (jsonBoolIsTrue(jsonObjectGetKey( hash, "no_i18n" )))
3044          flags |= DISABLE_I18N;
3045
3046         if ( ((int)jsonObjectGetNumber(jsonObjectGetKey( hash, "no_i18n" ))) == 1 ) // support 1/0 for perl's sake
3047          flags |= DISABLE_I18N;
3048
3049         osrfLogDebug(OSRF_LOG_MARK, "Building SQL ...");
3050         char* sql = SELECT(
3051                         ctx,
3052                         jsonObjectGetKey( hash, "select" ),
3053                         jsonObjectGetKey( hash, "from" ),
3054                         jsonObjectGetKey( hash, "where" ),
3055                         jsonObjectGetKey( hash, "having" ),
3056                         jsonObjectGetKey( hash, "order_by" ),
3057                         jsonObjectGetKey( hash, "limit" ),
3058                         jsonObjectGetKey( hash, "offset" ),
3059                         flags
3060         );
3061
3062         if (!sql) {
3063                 err = -1;
3064                 return err;
3065         }
3066
3067         osrfLogDebug(OSRF_LOG_MARK, "%s SQL =  %s", MODULENAME, sql);
3068         dbi_result result = dbi_conn_query(dbhandle, sql);
3069
3070         if(result) {
3071                 osrfLogDebug(OSRF_LOG_MARK, "Query returned with no errors");
3072
3073                 if (dbi_result_first_row(result)) {
3074                         /* JSONify the result */
3075                         osrfLogDebug(OSRF_LOG_MARK, "Query returned at least one row");
3076
3077                         do {
3078                                 jsonObject* return_val = oilsMakeJSONFromResult( result );
3079                                 osrfAppRespond( ctx, return_val );
3080                 jsonObjectFree( return_val );
3081                         } while (dbi_result_next_row(result));
3082
3083                 } else {
3084                         osrfLogDebug(OSRF_LOG_MARK, "%s returned no results for query %s", MODULENAME, sql);
3085                 }
3086
3087                 osrfAppRespondComplete( ctx, NULL );
3088
3089                 /* clean up the query */
3090                 dbi_result_free(result);
3091
3092         } else {
3093                 err = -1;
3094                 osrfLogError(OSRF_LOG_MARK, "%s: Error with query [%s]", MODULENAME, sql);
3095                 osrfAppSessionStatus(
3096                         ctx->session,
3097                         OSRF_STATUS_INTERNALSERVERERROR,
3098                         "osrfMethodException",
3099                         ctx->request,
3100                         "Severe query error -- see error log for more details"
3101                 );
3102         }
3103
3104         free(sql);
3105         return err;
3106 }
3107
3108 static jsonObject* doFieldmapperSearch ( osrfMethodContext* ctx, osrfHash* meta,
3109                 const jsonObject* params, int* err ) {
3110
3111         // XXX for now...
3112         dbhandle = writehandle;
3113
3114         osrfHash* links = osrfHashGet(meta, "links");
3115         osrfHash* fields = osrfHashGet(meta, "fields");
3116         char* core_class = osrfHashGet(meta, "classname");
3117         char* pkey = osrfHashGet(meta, "primarykey");
3118
3119         const jsonObject* _tmp;
3120         jsonObject* obj;
3121         jsonObject* search_hash = jsonObjectGetIndex(params, 0);
3122         jsonObject* order_hash = jsonObjectGetIndex(params, 1);
3123
3124         char* sql = buildSELECT( search_hash, order_hash, meta, ctx );
3125         if (!sql) {
3126                 osrfLogDebug(OSRF_LOG_MARK, "Problem building query, returning NULL");
3127                 *err = -1;
3128                 return NULL;
3129         }
3130
3131         osrfLogDebug(OSRF_LOG_MARK, "%s SQL =  %s", MODULENAME, sql);
3132         dbi_result result = dbi_conn_query(dbhandle, sql);
3133
3134         jsonObject* res_list = jsonNewObjectType(JSON_ARRAY);
3135         if(result) {
3136                 osrfLogDebug(OSRF_LOG_MARK, "Query returned with no errors");
3137                 osrfHash* dedup = osrfNewHash();
3138
3139                 if (dbi_result_first_row(result)) {
3140                         /* JSONify the result */
3141                         osrfLogDebug(OSRF_LOG_MARK, "Query returned at least one row");
3142                         do {
3143                                 obj = oilsMakeFieldmapperFromResult( result, meta );
3144                                 char* pkey_val = oilsFMGetString( obj, pkey );
3145                                 if ( osrfHashGet( dedup, pkey_val ) ) {
3146                                         jsonObjectFree(obj);
3147                                         free(pkey_val);
3148                                 } else {
3149                                         osrfHashSet( dedup, pkey_val, pkey_val );
3150                                         jsonObjectPush(res_list, obj);
3151                                 }
3152                         } while (dbi_result_next_row(result));
3153                 } else {
3154                         osrfLogDebug(OSRF_LOG_MARK, "%s returned no results for query %s", MODULENAME, sql);
3155                 }
3156
3157                 osrfHashFree(dedup);
3158
3159                 /* clean up the query */
3160                 dbi_result_free(result);
3161
3162         } else {
3163                 osrfLogError(OSRF_LOG_MARK, "%s: Error retrieving %s with query [%s]", MODULENAME, osrfHashGet(meta, "fieldmapper"), sql);
3164                 osrfAppSessionStatus(
3165                         ctx->session,
3166                         OSRF_STATUS_INTERNALSERVERERROR,
3167                         "osrfMethodException",
3168                         ctx->request,
3169                         "Severe query error -- see error log for more details"
3170                 );
3171                 *err = -1;
3172                 free(sql);
3173                 jsonObjectFree(res_list);
3174                 return jsonNULL;
3175
3176         }
3177
3178         free(sql);
3179
3180         if (res_list->size && order_hash) {
3181                 _tmp = jsonObjectGetKeyConst( order_hash, "flesh" );
3182                 if (_tmp) {
3183                         int x = (int)jsonObjectGetNumber(_tmp);
3184                         if (x == -1 || x > max_flesh_depth) x = max_flesh_depth;
3185
3186                         const jsonObject* temp_blob;
3187                         if ((temp_blob = jsonObjectGetKeyConst( order_hash, "flesh_fields" )) && x > 0) {
3188
3189                                 jsonObject* flesh_blob = jsonObjectClone( temp_blob );
3190                                 const jsonObject* flesh_fields = jsonObjectGetKeyConst( flesh_blob, core_class );
3191
3192                                 osrfStringArray* link_fields = NULL;
3193
3194                                 if (flesh_fields) {
3195                                         if (flesh_fields->size == 1) {
3196                                                 char* _t = jsonObjectToSimpleString( jsonObjectGetIndex( flesh_fields, 0 ) );
3197                                                 if (!strcmp(_t,"*")) link_fields = osrfHashKeys( links );
3198                                                 free(_t);
3199                                         }
3200
3201                                         if (!link_fields) {
3202                                                 jsonObject* _f;
3203                                                 link_fields = osrfNewStringArray(1);
3204                                                 jsonIterator* _i = jsonNewIterator( flesh_fields );
3205                                                 while ((_f = jsonIteratorNext( _i ))) {
3206                                                         osrfStringArrayAdd( link_fields, jsonObjectToSimpleString( _f ) );
3207                                                 }
3208                         jsonIteratorFree(_i);
3209                                         }
3210                                 }
3211
3212                                 jsonObject* cur;
3213                                 jsonIterator* itr = jsonNewIterator( res_list );
3214                                 while ((cur = jsonIteratorNext( itr ))) {
3215
3216                                         int i = 0;
3217                                         char* link_field;
3218
3219                                         while ( (link_field = osrfStringArrayGetString(link_fields, i++)) ) {
3220
3221                                                 osrfLogDebug(OSRF_LOG_MARK, "Starting to flesh %s", link_field);
3222
3223                                                 osrfHash* kid_link = osrfHashGet(links, link_field);
3224                                                 if (!kid_link) continue;
3225
3226                                                 osrfHash* field = osrfHashGet(fields, link_field);
3227                                                 if (!field) continue;
3228
3229                                                 osrfHash* value_field = field;
3230
3231                                                 osrfHash* kid_idl = osrfHashGet(oilsIDL(), osrfHashGet(kid_link, "class"));
3232                                                 if (!kid_idl) continue;
3233
3234                                                 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "has_many" ))) { // has_many
3235                                                         value_field = osrfHashGet( fields, osrfHashGet(meta, "primarykey") );
3236                                                 }
3237
3238                                                 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "might_have" ))) { // might_have
3239                                                         value_field = osrfHashGet( fields, osrfHashGet(meta, "primarykey") );
3240                                                 }
3241
3242                                                 osrfStringArray* link_map = osrfHashGet( kid_link, "map" );
3243
3244                                                 if (link_map->size > 0) {
3245                                                         jsonObject* _kid_key = jsonNewObjectType(JSON_ARRAY);
3246                                                         jsonObjectPush(
3247                                                                 _kid_key,
3248                                                                 jsonNewObject( osrfStringArrayGetString( link_map, 0 ) )
3249                                                         );
3250
3251                                                         jsonObjectSetKey(
3252                                                                 flesh_blob,
3253                                                                 osrfHashGet(kid_link, "class"),
3254                                                                 _kid_key
3255                                                         );
3256                                                 };
3257
3258                                                 osrfLogDebug(
3259                                                         OSRF_LOG_MARK,
3260                                                         "Link field: %s, remote class: %s, fkey: %s, reltype: %s",
3261                                                         osrfHashGet(kid_link, "field"),
3262                                                         osrfHashGet(kid_link, "class"),
3263                                                         osrfHashGet(kid_link, "key"),
3264                                                         osrfHashGet(kid_link, "reltype")
3265                                                 );
3266
3267                                                 jsonObject* fake_params = jsonNewObjectType(JSON_ARRAY);
3268                                                 jsonObjectPush(fake_params, jsonNewObjectType(JSON_HASH)); // search hash
3269                                                 jsonObjectPush(fake_params, jsonNewObjectType(JSON_HASH)); // order/flesh hash
3270
3271                                                 osrfLogDebug(OSRF_LOG_MARK, "Creating dummy params object...");
3272
3273                                                 char* search_key =
3274                                                 jsonObjectToSimpleString(
3275                                                         jsonObjectGetIndex(
3276                                                                 cur,
3277                                                                 atoi( osrfHashGet(value_field, "array_position") )
3278                                                         )
3279                                                 );
3280
3281                                                 if (!search_key) {
3282                                                         osrfLogDebug(OSRF_LOG_MARK, "Nothing to search for!");
3283                                                         continue;
3284                                                 }
3285
3286                                                 jsonObjectSetKey(
3287                                                         jsonObjectGetIndex(fake_params, 0),
3288                                                         osrfHashGet(kid_link, "key"),
3289                                                         jsonNewObject( search_key )
3290                                                 );
3291
3292                                                 free(search_key);
3293
3294
3295                                                 jsonObjectSetKey(
3296                                                         jsonObjectGetIndex(fake_params, 1),
3297                                                         "flesh",
3298                                                         jsonNewNumberObject( (double)(x - 1 + link_map->size) )
3299                                                 );
3300
3301                                                 if (flesh_blob)
3302                                                         jsonObjectSetKey( jsonObjectGetIndex(fake_params, 1), "flesh_fields", jsonObjectClone(flesh_blob) );
3303
3304                                                 if (jsonObjectGetKeyConst(order_hash, "order_by")) {
3305                                                         jsonObjectSetKey(
3306                                                                 jsonObjectGetIndex(fake_params, 1),
3307                                                                 "order_by",
3308                                                                 jsonObjectClone(jsonObjectGetKeyConst(order_hash, "order_by"))
3309                                                         );
3310                                                 }
3311
3312                                                 if (jsonObjectGetKeyConst(order_hash, "select")) {
3313                                                         jsonObjectSetKey(
3314                                                                 jsonObjectGetIndex(fake_params, 1),
3315                                                                 "select",
3316                                                                 jsonObjectClone(jsonObjectGetKeyConst(order_hash, "select"))
3317                                                         );
3318                                                 }
3319
3320                                                 jsonObject* kids = doFieldmapperSearch(ctx, kid_idl, fake_params, err);
3321
3322                                                 if(*err) {
3323                                                         jsonObjectFree( fake_params );
3324                                                         osrfStringArrayFree(link_fields);
3325                                                         jsonIteratorFree(itr);
3326                                                         jsonObjectFree(res_list);
3327                                                         jsonObjectFree(flesh_blob);
3328                                                         return jsonNULL;
3329                                                 }
3330
3331                                                 osrfLogDebug(OSRF_LOG_MARK, "Search for %s return %d linked objects", osrfHashGet(kid_link, "class"), kids->size);
3332
3333                                                 jsonObject* X = NULL;
3334                                                 if ( link_map->size > 0 && kids->size > 0 ) {
3335                                                         X = kids;
3336                                                         kids = jsonNewObjectType(JSON_ARRAY);
3337
3338                                                         jsonObject* _k_node;
3339                                                         jsonIterator* _k = jsonNewIterator( X );
3340                                                         while ((_k_node = jsonIteratorNext( _k ))) {
3341                                                                 jsonObjectPush(
3342                                                                         kids,
3343                                                                         jsonObjectClone(
3344                                                                                 jsonObjectGetIndex(
3345                                                                                         _k_node,
3346                                                                                         (unsigned long)atoi(
3347                                                                                                 osrfHashGet(
3348                                                                                                         osrfHashGet(
3349                                                                                                                 osrfHashGet(
3350                                                                                                                         osrfHashGet(
3351                                                                                                                                 oilsIDL(),
3352                                                                                                                                 osrfHashGet(kid_link, "class")
3353                                                                                                                         ),
3354                                                                                                                         "fields"
3355                                                                                                                 ),
3356                                                                                                                 osrfStringArrayGetString( link_map, 0 )
3357                                                                                                         ),
3358                                                                                                         "array_position"
3359                                                                                                 )
3360                                                                                         )
3361                                                                                 )
3362                                                                         )
3363                                                                 );
3364                                                         }
3365                                                         jsonIteratorFree(_k);
3366                                                 }
3367
3368                                                 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "has_a" )) || !(strcmp( osrfHashGet(kid_link, "reltype"), "might_have" ))) {
3369                                                         osrfLogDebug(OSRF_LOG_MARK, "Storing fleshed objects in %s", osrfHashGet(kid_link, "field"));
3370                                                         jsonObjectSetIndex(
3371                                                                 cur,
3372                                                                 (unsigned long)atoi( osrfHashGet( field, "array_position" ) ),
3373                                                                 jsonObjectClone( jsonObjectGetIndex(kids, 0) )
3374                                                         );
3375                                                 }
3376
3377                                                 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "has_many" ))) { // has_many
3378                                                         osrfLogDebug(OSRF_LOG_MARK, "Storing fleshed objects in %s", osrfHashGet(kid_link, "field"));
3379                                                         jsonObjectSetIndex(
3380                                                                 cur,
3381                                                                 (unsigned long)atoi( osrfHashGet( field, "array_position" ) ),
3382                                                                 jsonObjectClone( kids )
3383                                                         );
3384                                                 }
3385
3386                                                 if (X) {
3387                                                         jsonObjectFree(kids);
3388                                                         kids = X;
3389                                                 }
3390
3391                                                 jsonObjectFree( kids );
3392                                                 jsonObjectFree( fake_params );
3393
3394                                                 osrfLogDebug(OSRF_LOG_MARK, "Fleshing of %s complete", osrfHashGet(kid_link, "field"));
3395                                                 osrfLogDebug(OSRF_LOG_MARK, "%s", jsonObjectToJSON(cur));
3396
3397                                         }
3398                                 }
3399                                 jsonObjectFree( flesh_blob );
3400                                 osrfStringArrayFree(link_fields);
3401                                 jsonIteratorFree(itr);
3402                         }
3403                 }
3404         }
3405
3406         return res_list;
3407 }
3408
3409
3410 static jsonObject* doUpdate(osrfMethodContext* ctx, int* err ) {
3411
3412         osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
3413 #ifdef PCRUD
3414         jsonObject* target = jsonObjectGetIndex( ctx->params, 1 );
3415 #else
3416         jsonObject* target = jsonObjectGetIndex( ctx->params, 0 );
3417 #endif
3418
3419         if (!verifyObjectClass(ctx, target)) {
3420                 *err = -1;
3421                 return jsonNULL;
3422         }
3423
3424         if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
3425                 osrfAppSessionStatus(
3426                         ctx->session,
3427                         OSRF_STATUS_BADREQUEST,
3428                         "osrfMethodException",
3429                         ctx->request,
3430                         "No active transaction -- required for UPDATE"
3431                 );
3432                 *err = -1;
3433                 return jsonNULL;
3434         }
3435
3436         if (osrfHashGet( meta, "readonly" ) && strncasecmp("true", osrfHashGet( meta, "readonly" ), 4)) {
3437                 osrfAppSessionStatus(
3438                         ctx->session,
3439                         OSRF_STATUS_BADREQUEST,
3440                         "osrfMethodException",
3441                         ctx->request,
3442                         "Cannot UPDATE readonly class"
3443                 );
3444                 *err = -1;
3445                 return jsonNULL;
3446         }
3447
3448         dbhandle = writehandle;
3449
3450         char* trans_id = osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" );
3451
3452         // Set the last_xact_id
3453         int index = oilsIDL_ntop( target->classname, "last_xact_id" );
3454         if (index > -1) {
3455                 osrfLogDebug(OSRF_LOG_MARK, "Setting last_xact_id to %s on %s at position %d", trans_id, target->classname, index);
3456                 jsonObjectSetIndex(target, index, jsonNewObject(trans_id));
3457         }
3458
3459         char* pkey = osrfHashGet(meta, "primarykey");
3460         osrfHash* fields = osrfHashGet(meta, "fields");
3461
3462         char* id = oilsFMGetString( target, pkey );
3463
3464         osrfLogDebug(
3465                 OSRF_LOG_MARK,
3466                 "%s updating %s object with %s = %s",
3467                 MODULENAME,
3468                 osrfHashGet(meta, "fieldmapper"),
3469                 pkey,
3470                 id
3471         );
3472
3473         growing_buffer* sql = buffer_init(128);
3474         buffer_fadd(sql,"UPDATE %s SET", osrfHashGet(meta, "tablename"));
3475
3476         int i = 0;
3477         int first = 1;
3478         char* field_name;
3479         osrfStringArray* field_list = osrfHashKeys( fields );
3480         while ( (field_name = osrfStringArrayGetString(field_list, i++)) ) {
3481
3482                 osrfHash* field = osrfHashGet( fields, field_name );
3483
3484                 if(!( strcmp( field_name, pkey ) )) continue;
3485                 if(!( strcmp( osrfHashGet(osrfHashGet(fields,field_name), "virtual"), "true" ) )) continue;
3486
3487                 const jsonObject* field_object = oilsFMGetObject( target, field_name );
3488
3489                 char* value;
3490                 if (field_object && field_object->classname) {
3491                         value = oilsFMGetString(
3492                                 field_object,
3493                                 (char*)oilsIDLFindPath("/%s/primarykey", field_object->classname)
3494             );
3495                 } else {
3496                         value = jsonObjectToSimpleString( field_object );
3497                 }
3498
3499                 osrfLogDebug( OSRF_LOG_MARK, "Updating %s object with %s = %s", osrfHashGet(meta, "fieldmapper"), field_name, value);
3500
3501                 if (!field_object || field_object->type == JSON_NULL) {
3502                         if ( !(!( strcmp( osrfHashGet(meta, "classname"), "au" ) ) && !( strcmp( field_name, "passwd" ) )) ) { // arg at the special case!
3503                                 if (first) first = 0;
3504                                 else buffer_add(sql, ",");
3505                                 buffer_fadd( sql, " %s = NULL", field_name );
3506                         }
3507
3508                 } else if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
3509                         if (first) first = 0;
3510                         else buffer_add(sql, ",");
3511
3512                         if ( !strncmp(osrfHashGet(field, "datatype"), "INT", (size_t)3) ) {
3513                                 buffer_fadd( sql, " %s = %ld", field_name, atol(value) );
3514                         } else if ( !strcmp(osrfHashGet(field, "datatype"), "NUMERIC") ) {
3515                                 buffer_fadd( sql, " %s = %f", field_name, atof(value) );
3516                         }
3517
3518                         osrfLogDebug( OSRF_LOG_MARK, "%s is of type %s", field_name, osrfHashGet(field, "datatype"));
3519
3520                 } else {
3521                         if ( dbi_conn_quote_string(dbhandle, &value) ) {
3522                                 if (first) first = 0;
3523                                 else buffer_add(sql, ",");
3524                                 buffer_fadd( sql, " %s = %s", field_name, value );
3525
3526                         } else {
3527                                 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting string [%s]", MODULENAME, value);
3528                                 osrfAppSessionStatus(
3529                                         ctx->session,
3530                                         OSRF_STATUS_INTERNALSERVERERROR,
3531                                         "osrfMethodException",
3532                                         ctx->request,
3533                                         "Error quoting string -- please see the error log for more details"
3534                                 );
3535                                 free(value);
3536                                 free(id);
3537                                 buffer_free(sql);
3538                                 *err = -1;
3539                                 return jsonNULL;
3540                         }
3541                 }
3542
3543                 free(value);
3544
3545         }
3546
3547         jsonObject* obj = jsonNewObject(id);
3548
3549         if ( strcmp( osrfHashGet( osrfHashGet( osrfHashGet(meta, "fields"), pkey ), "primitive" ), "number" ) )
3550                 dbi_conn_quote_string(dbhandle, &id);
3551
3552         buffer_fadd( sql, " WHERE %s = %s;", pkey, id );
3553
3554         char* query = buffer_release(sql);
3555         osrfLogDebug(OSRF_LOG_MARK, "%s: Update SQL [%s]", MODULENAME, query);
3556
3557         dbi_result result = dbi_conn_query(dbhandle, query);
3558         free(query);
3559
3560         if (!result) {
3561                 jsonObjectFree(obj);
3562                 obj = jsonNewObject(NULL);
3563                 osrfLogError(
3564                         OSRF_LOG_MARK,
3565                         "%s ERROR updating %s object with %s = %s",
3566                         MODULENAME,
3567                         osrfHashGet(meta, "fieldmapper"),
3568                         pkey,
3569                         id
3570                 );
3571         }
3572
3573         free(id);
3574
3575         return obj;
3576 }
3577
3578 static jsonObject* doDelete(osrfMethodContext* ctx, int* err ) {
3579
3580         osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
3581
3582         if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
3583                 osrfAppSessionStatus(
3584                         ctx->session,
3585                         OSRF_STATUS_BADREQUEST,
3586                         "osrfMethodException",
3587                         ctx->request,
3588                         "No active transaction -- required for DELETE"
3589                 );
3590                 *err = -1;
3591                 return jsonNULL;
3592         }
3593
3594         if (osrfHashGet( meta, "readonly" ) && strncasecmp("true", osrfHashGet( meta, "readonly" ), 4)) {
3595                 osrfAppSessionStatus(
3596                         ctx->session,
3597                         OSRF_STATUS_BADREQUEST,
3598                         "osrfMethodException",
3599                         ctx->request,
3600                         "Cannot DELETE readonly class"
3601                 );
3602                 *err = -1;
3603                 return jsonNULL;
3604         }
3605
3606         dbhandle = writehandle;
3607
3608         jsonObject* obj;
3609
3610         char* pkey = osrfHashGet(meta, "primarykey");
3611
3612         int _obj_pos = 0;
3613 #ifdef PCRUD
3614                 _obj_pos = 1;
3615 #endif
3616
3617         char* id;
3618         if (jsonObjectGetIndex(ctx->params, _obj_pos)->classname) {
3619                 if (!verifyObjectClass(ctx, jsonObjectGetIndex( ctx->params, _obj_pos ))) {
3620                         *err = -1;
3621                         return jsonNULL;
3622                 }
3623
3624                 id = oilsFMGetString( jsonObjectGetIndex(ctx->params, _obj_pos), pkey );
3625         } else {
3626 #ifdef PCRUD
3627         if (!verifyObjectPCRUD( ctx, NULL )) {
3628                         *err = -1;
3629                         return jsonNULL;
3630         }
3631 #endif
3632                 id = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, _obj_pos));
3633         }
3634
3635         osrfLogDebug(
3636                 OSRF_LOG_MARK,
3637                 "%s deleting %s object with %s = %s",
3638                 MODULENAME,
3639                 osrfHashGet(meta, "fieldmapper"),
3640                 pkey,
3641                 id
3642         );
3643
3644         obj = jsonNewObject(id);
3645
3646         if ( strcmp( osrfHashGet( osrfHashGet( osrfHashGet(meta, "fields"), pkey ), "primitive" ), "number" ) )
3647                 dbi_conn_quote_string(writehandle, &id);
3648
3649         dbi_result result = dbi_conn_queryf(writehandle, "DELETE FROM %s WHERE %s = %s;", osrfHashGet(meta, "tablename"), pkey, id);
3650
3651         if (!result) {
3652                 jsonObjectFree(obj);
3653                 obj = jsonNewObject(NULL);
3654                 osrfLogError(
3655                         OSRF_LOG_MARK,
3656                         "%s ERROR deleting %s object with %s = %s",
3657                         MODULENAME,
3658                         osrfHashGet(meta, "fieldmapper"),
3659                         pkey,
3660                         id
3661                 );
3662         }
3663
3664         free(id);
3665
3666         return obj;
3667
3668 }
3669
3670
3671 static jsonObject* oilsMakeFieldmapperFromResult( dbi_result result, osrfHash* meta) {
3672         if(!(result && meta)) return jsonNULL;
3673
3674         jsonObject* object = jsonNewObject(NULL);
3675         jsonObjectSetClass(object, osrfHashGet(meta, "classname"));
3676
3677         osrfHash* fields = osrfHashGet(meta, "fields");
3678
3679         osrfLogInternal(OSRF_LOG_MARK, "Setting object class to %s ", object->classname);
3680
3681         osrfHash* _f;
3682         time_t _tmp_dt;
3683         char dt_string[256];
3684         struct tm gmdt;
3685
3686         int fmIndex;
3687         int columnIndex = 1;
3688         int attr;
3689         unsigned short type;
3690         const char* columnName;
3691
3692         /* cycle through the column list */
3693         while( (columnName = dbi_result_get_field_name(result, columnIndex++)) ) {
3694
3695                 osrfLogInternal(OSRF_LOG_MARK, "Looking for column named [%s]...", (char*)columnName);
3696
3697                 fmIndex = -1; // reset the position
3698
3699                 /* determine the field type and storage attributes */
3700                 type = dbi_result_get_field_type(result, columnName);
3701                 attr = dbi_result_get_field_attribs(result, columnName);
3702
3703                 /* fetch the fieldmapper index */
3704                 if( (_f = osrfHashGet(fields, (char*)columnName)) ) {
3705                         char* virt = (char*)osrfHashGet(_f, "virtual");
3706                         char* pos = (char*)osrfHashGet(_f, "array_position");
3707
3708                         if ( !virt || !pos || !(strcmp( virt, "true" )) ) continue;
3709
3710                         fmIndex = atoi( pos );
3711                         osrfLogInternal(OSRF_LOG_MARK, "... Found column at position [%s]...", pos);
3712                 } else {
3713                         continue;
3714                 }
3715
3716                 if (dbi_result_field_is_null(result, columnName)) {
3717                         jsonObjectSetIndex( object, fmIndex, jsonNewObject(NULL) );
3718                 } else {
3719
3720                         switch( type ) {
3721
3722                                 case DBI_TYPE_INTEGER :
3723
3724                                         if( attr & DBI_INTEGER_SIZE8 )
3725                                                 jsonObjectSetIndex( object, fmIndex,
3726                                                         jsonNewNumberObject(dbi_result_get_longlong(result, columnName)));
3727                                         else
3728                                                 jsonObjectSetIndex( object, fmIndex,
3729                                                         jsonNewNumberObject(dbi_result_get_int(result, columnName)));
3730
3731                                         break;
3732
3733                                 case DBI_TYPE_DECIMAL :
3734                                         jsonObjectSetIndex( object, fmIndex,
3735                                                         jsonNewNumberObject(dbi_result_get_double(result, columnName)));
3736                                         break;
3737
3738                                 case DBI_TYPE_STRING :
3739
3740
3741                                         jsonObjectSetIndex(
3742                                                 object,
3743                                                 fmIndex,
3744                                                 jsonNewObject( dbi_result_get_string(result, columnName) )
3745                                         );
3746
3747                                         break;
3748
3749                                 case DBI_TYPE_DATETIME :
3750
3751                                         memset(dt_string, '\0', sizeof(dt_string));
3752                                         memset(&gmdt, '\0', sizeof(gmdt));
3753
3754                                         _tmp_dt = dbi_result_get_datetime(result, columnName);
3755
3756
3757                                         if (!(attr & DBI_DATETIME_DATE)) {
3758                                                 gmtime_r( &_tmp_dt, &gmdt );
3759                                                 strftime(dt_string, sizeof(dt_string), "%T", &gmdt);
3760                                         } else if (!(attr & DBI_DATETIME_TIME)) {
3761                                                 localtime_r( &_tmp_dt, &gmdt );
3762                                                 strftime(dt_string, sizeof(dt_string), "%F", &gmdt);
3763                                         } else {
3764                                                 localtime_r( &_tmp_dt, &gmdt );
3765                                                 strftime(dt_string, sizeof(dt_string), "%FT%T%z", &gmdt);
3766                                         }
3767
3768                                         jsonObjectSetIndex( object, fmIndex, jsonNewObject(dt_string) );
3769
3770                                         break;
3771
3772                                 case DBI_TYPE_BINARY :
3773                                         osrfLogError( OSRF_LOG_MARK,
3774                                                 "Can't do binary at column %s : index %d", columnName, columnIndex - 1);
3775                         }
3776                 }
3777         }
3778
3779         return object;
3780 }
3781
3782 static jsonObject* oilsMakeJSONFromResult( dbi_result result ) {
3783         if(!result) return jsonNULL;
3784
3785         jsonObject* object = jsonNewObject(NULL);
3786
3787         time_t _tmp_dt;
3788         char dt_string[256];
3789         struct tm gmdt;
3790
3791         int fmIndex;
3792         int columnIndex = 1;
3793         int attr;
3794         unsigned short type;
3795         const char* columnName;
3796
3797         /* cycle through the column list */
3798         while( (columnName = dbi_result_get_field_name(result, columnIndex++)) ) {
3799
3800                 osrfLogInternal(OSRF_LOG_MARK, "Looking for column named [%s]...", (char*)columnName);
3801
3802                 fmIndex = -1; // reset the position
3803
3804                 /* determine the field type and storage attributes */
3805                 type = dbi_result_get_field_type(result, columnName);
3806                 attr = dbi_result_get_field_attribs(result, columnName);
3807
3808                 if (dbi_result_field_is_null(result, columnName)) {
3809                         jsonObjectSetKey( object, columnName, jsonNewObject(NULL) );
3810                 } else {
3811
3812                         switch( type ) {
3813
3814                                 case DBI_TYPE_INTEGER :
3815
3816                                         if( attr & DBI_INTEGER_SIZE8 )
3817                                                 jsonObjectSetKey( object, columnName, jsonNewNumberObject(dbi_result_get_longlong(result, columnName)) );
3818                                         else
3819                                                 jsonObjectSetKey( object, columnName, jsonNewNumberObject(dbi_result_get_int(result, columnName)) );
3820                                         break;
3821
3822                                 case DBI_TYPE_DECIMAL :
3823                                         jsonObjectSetKey( object, columnName, jsonNewNumberObject(dbi_result_get_double(result, columnName)) );
3824                                         break;
3825
3826                                 case DBI_TYPE_STRING :
3827                                         jsonObjectSetKey( object, columnName, jsonNewObject(dbi_result_get_string(result, columnName)) );
3828                                         break;
3829
3830                                 case DBI_TYPE_DATETIME :
3831
3832                                         memset(dt_string, '\0', sizeof(dt_string));
3833                                         memset(&gmdt, '\0', sizeof(gmdt));
3834
3835                                         _tmp_dt = dbi_result_get_datetime(result, columnName);
3836
3837
3838                                         if (!(attr & DBI_DATETIME_DATE)) {
3839                                                 gmtime_r( &_tmp_dt, &gmdt );
3840                                                 strftime(dt_string, sizeof(dt_string), "%T", &gmdt);
3841                                         } else if (!(attr & DBI_DATETIME_TIME)) {
3842                                                 localtime_r( &_tmp_dt, &gmdt );
3843                                                 strftime(dt_string, sizeof(dt_string), "%F", &gmdt);
3844                                         } else {
3845                                                 localtime_r( &_tmp_dt, &gmdt );
3846                                                 strftime(dt_string, sizeof(dt_string), "%FT%T%z", &gmdt);
3847                                         }
3848
3849                                         jsonObjectSetKey( object, columnName, jsonNewObject(dt_string) );
3850                                         break;
3851
3852                                 case DBI_TYPE_BINARY :
3853                                         osrfLogError( OSRF_LOG_MARK,
3854                                                 "Can't do binary at column %s : index %d", columnName, columnIndex - 1);
3855                         }
3856                 }
3857         }
3858
3859         return object;
3860 }
3861