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