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_idl.h"
16 # define MODULENAME "open-ils.reporter-store"
18 # define MODULENAME "open-ils.cstore"
21 #define DISABLE_I18N 2
22 #define SELECT_DISTINCT 1
26 int osrfAppChildInit();
27 int osrfAppInitialize();
28 void osrfAppChildExit();
30 static int verifyObjectClass ( osrfMethodContext*, const jsonObject* );
32 int beginTransaction ( osrfMethodContext* );
33 int commitTransaction ( osrfMethodContext* );
34 int rollbackTransaction ( osrfMethodContext* );
36 int setSavepoint ( osrfMethodContext* );
37 int releaseSavepoint ( osrfMethodContext* );
38 int rollbackSavepoint ( osrfMethodContext* );
40 int doJSONSearch ( osrfMethodContext* );
42 int dispatchCRUDMethod ( osrfMethodContext* );
43 static jsonObject* doCreate ( osrfMethodContext*, int* );
44 static jsonObject* doRetrieve ( osrfMethodContext*, int* );
45 static jsonObject* doUpdate ( osrfMethodContext*, int* );
46 static jsonObject* doDelete ( osrfMethodContext*, int* );
47 static jsonObject* doFieldmapperSearch ( osrfMethodContext*, osrfHash*,
48 const jsonObject*, int* );
49 static jsonObject* oilsMakeFieldmapperFromResult( dbi_result, osrfHash* );
50 static jsonObject* oilsMakeJSONFromResult( dbi_result );
52 static char* searchWriteSimplePredicate ( const char*, osrfHash*,
53 const char*, const char*, const char* );
54 static char* searchSimplePredicate ( const char*, const char*, osrfHash*, const jsonObject* );
55 static char* searchFunctionPredicate ( const char*, osrfHash*, const jsonObject*, const char* );
56 static char* searchFieldTransform ( const char*, osrfHash*, const jsonObject*);
57 static char* searchFieldTransformPredicate ( const char*, osrfHash*, jsonObject*, const char* );
58 static char* searchBETWEENPredicate ( const char*, osrfHash*, jsonObject* );
59 static char* searchINPredicate ( const char*, osrfHash*, const jsonObject*, const char* );
60 static char* searchPredicate ( const char*, osrfHash*, jsonObject* );
61 static char* searchJOIN ( const jsonObject*, osrfHash* );
62 static char* searchWHERE ( const jsonObject*, osrfHash*, int );
63 static char* buildSELECT ( jsonObject*, jsonObject*, osrfHash*, osrfMethodContext* );
65 static char* SELECT ( osrfMethodContext*, jsonObject*, jsonObject*, jsonObject*, jsonObject*, jsonObject*, jsonObject*, jsonObject*, int );
67 void userDataFree( void* );
68 static void sessionDataFree( char*, void* );
69 static char* getSourceDefinition( osrfHash* );
71 static dbi_conn writehandle; /* our MASTER db connection */
72 static dbi_conn dbhandle; /* our CURRENT db connection */
73 //static osrfHash * readHandles;
74 static jsonObject* jsonNULL = NULL; //
75 static int max_flesh_depth = 100;
77 /* called when this process is about to exit */
78 void osrfAppChildExit() {
79 osrfLogDebug(OSRF_LOG_MARK, "Child is exiting, disconnecting from database...");
82 if (writehandle == dbhandle) same = 1;
84 dbi_conn_query(writehandle, "ROLLBACK;");
85 dbi_conn_close(writehandle);
88 if (dbhandle && !same)
89 dbi_conn_close(dbhandle);
91 // XXX add cleanup of readHandles whenever that gets used
96 int osrfAppInitialize() {
97 growing_buffer* method_name;
99 osrfLogInfo(OSRF_LOG_MARK, "Initializing the CStore Server...");
100 osrfLogInfo(OSRF_LOG_MARK, "Finding XML file...");
102 if (!oilsIDLInit( osrf_settings_host_value("/IDL") )) return 1; /* return non-zero to indicate error */
104 // Generic search thingy
105 method_name = buffer_init(64);
106 buffer_fadd(method_name, "%s.json_query", MODULENAME);
107 char* method_str = buffer_data(method_name);
108 osrfAppRegisterMethod( MODULENAME, method_str, "doJSONSearch", "", 1, OSRF_METHOD_STREAMING );
111 // first we register all the transaction and savepoint methods
112 buffer_reset(method_name);
113 buffer_fadd(method_name, "%s.transaction.begin", MODULENAME);
114 method_str = buffer_data(method_name);
115 osrfAppRegisterMethod( MODULENAME, method_str, "beginTransaction", "", 0, 0 );
118 buffer_reset(method_name);
119 buffer_fadd(method_name, "%s.transaction.commit", MODULENAME);
120 method_str = buffer_data(method_name);
121 osrfAppRegisterMethod( MODULENAME, method_str, "commitTransaction", "", 0, 0 );
124 buffer_reset(method_name);
125 buffer_fadd(method_name, "%s.transaction.rollback", MODULENAME);
126 method_str = buffer_data(method_name);
127 osrfAppRegisterMethod( MODULENAME, method_str, "rollbackTransaction", "", 0, 0 );
130 buffer_reset(method_name);
131 buffer_fadd(method_name, "%s.savepoint.set", MODULENAME);
132 method_str = buffer_data(method_name);
133 osrfAppRegisterMethod( MODULENAME, method_str, "setSavepoint", "", 1, 0 );
136 buffer_reset(method_name);
137 buffer_fadd(method_name, "%s.savepoint.release", MODULENAME);
138 method_str = buffer_data(method_name);
139 osrfAppRegisterMethod( MODULENAME, method_str, "releaseSavepoint", "", 1, 0 );
142 buffer_reset(method_name);
143 buffer_fadd(method_name, "%s.savepoint.rollback", MODULENAME);
144 method_str = buffer_data(method_name);
145 osrfAppRegisterMethod( MODULENAME, method_str, "rollbackSavepoint", "", 1, 0 );
148 buffer_free(method_name);
150 osrfStringArray* global_methods = osrfNewStringArray(6);
152 osrfStringArrayAdd( global_methods, "create" );
153 osrfStringArrayAdd( global_methods, "retrieve" );
154 osrfStringArrayAdd( global_methods, "update" );
155 osrfStringArrayAdd( global_methods, "delete" );
156 osrfStringArrayAdd( global_methods, "search" );
157 osrfStringArrayAdd( global_methods, "id_list" );
161 osrfStringArray* classes = osrfHashKeys( oilsIDL() );
162 osrfLogDebug(OSRF_LOG_MARK, "%d classes loaded", classes->size );
163 osrfLogDebug(OSRF_LOG_MARK, "At least %d methods will be generated", classes->size * global_methods->size);
165 while ( (classname = osrfStringArrayGetString(classes, c_index++)) ) {
166 osrfLogInfo(OSRF_LOG_MARK, "Generating class methods for %s", classname);
168 osrfHash* idlClass = osrfHashGet(oilsIDL(), classname);
170 if (!osrfStringArrayContains( osrfHashGet(idlClass, "controller"), MODULENAME )) {
171 osrfLogInfo(OSRF_LOG_MARK, "%s is not listed as a controller for %s, moving on", MODULENAME, classname);
175 char* virt = osrfHashGet(idlClass, "virtual");
176 if (virt && !strcmp( virt, "true")) {
177 osrfLogDebug(OSRF_LOG_MARK, "Class %s is virtual, skipping", classname );
186 osrfHash* method_meta;
187 while ( (method_type = osrfStringArrayGetString(global_methods, i++)) ) {
188 osrfLogDebug(OSRF_LOG_MARK, "Using files to build %s class methods for %s", method_type, classname);
190 if (!osrfHashGet(idlClass, "fieldmapper")) continue;
192 char* readonly = osrfHashGet(idlClass, "readonly");
194 !strncasecmp( "true", readonly, 4) &&
195 ( *method_type == 'c' || *method_type == 'u' || *method_type == 'd')
198 method_meta = osrfNewHash();
199 osrfHashSet(method_meta, idlClass, "class");
201 _fm = strdup( (char*)osrfHashGet(idlClass, "fieldmapper") );
202 part = strtok_r(_fm, ":", &st_tmp);
204 growing_buffer* method_name = buffer_init(64);
205 buffer_fadd(method_name, "%s.direct.%s", MODULENAME, part);
207 while ((part = strtok_r(NULL, ":", &st_tmp))) {
208 buffer_fadd(method_name, ".%s", part);
210 buffer_fadd(method_name, ".%s", method_type);
213 char* method = buffer_release(method_name);
216 osrfHashSet( method_meta, method, "methodname" );
217 osrfHashSet( method_meta, strdup(method_type), "methodtype" );
220 if (!(strcmp( method_type, "search" )) || !(strcmp( method_type, "id_list" ))) {
221 flags = flags | OSRF_METHOD_STREAMING;
224 osrfAppRegisterExtendedMethod(
227 "dispatchCRUDMethod",
238 osrfStringArrayFree( global_methods );
242 static char* getSourceDefinition( osrfHash* class ) {
244 char* tabledef = osrfHashGet(class, "tablename");
247 growing_buffer* tablebuf = buffer_init(128);
248 tabledef = osrfHashGet(class, "source_definition");
251 buffer_fadd( tablebuf, "(%s)", tabledef );
252 tabledef = buffer_release(tablebuf);
254 tabledef = strdup(tabledef);
261 * Connects to the database
263 int osrfAppChildInit() {
265 osrfLogDebug(OSRF_LOG_MARK, "Attempting to initialize libdbi...");
266 dbi_initialize(NULL);
267 osrfLogDebug(OSRF_LOG_MARK, "... libdbi initialized.");
269 char* driver = osrf_settings_host_value("/apps/%s/app_settings/driver", MODULENAME);
270 char* user = osrf_settings_host_value("/apps/%s/app_settings/database/user", MODULENAME);
271 char* host = osrf_settings_host_value("/apps/%s/app_settings/database/host", MODULENAME);
272 char* port = osrf_settings_host_value("/apps/%s/app_settings/database/port", MODULENAME);
273 char* db = osrf_settings_host_value("/apps/%s/app_settings/database/db", MODULENAME);
274 char* pw = osrf_settings_host_value("/apps/%s/app_settings/database/pw", MODULENAME);
275 char* md = osrf_settings_host_value("/apps/%s/app_settings/max_query_recursion", MODULENAME);
277 osrfLogDebug(OSRF_LOG_MARK, "Attempting to load the database driver [%s]...", driver);
278 writehandle = dbi_conn_new(driver);
281 osrfLogError(OSRF_LOG_MARK, "Error loading database driver [%s]", driver);
284 osrfLogDebug(OSRF_LOG_MARK, "Database driver [%s] seems OK", driver);
286 osrfLogInfo(OSRF_LOG_MARK, "%s connecting to database. host=%s, "
287 "port=%s, user=%s, pw=%s, db=%s", MODULENAME, host, port, user, pw, db );
289 if(host) dbi_conn_set_option(writehandle, "host", host );
290 if(port) dbi_conn_set_option_numeric( writehandle, "port", atoi(port) );
291 if(user) dbi_conn_set_option(writehandle, "username", user);
292 if(pw) dbi_conn_set_option(writehandle, "password", pw );
293 if(db) dbi_conn_set_option(writehandle, "dbname", db );
295 if(md) max_flesh_depth = atoi(md);
296 if(max_flesh_depth < 0) max_flesh_depth = 1;
297 if(max_flesh_depth > 1000) max_flesh_depth = 1000;
306 if (dbi_conn_connect(writehandle) < 0) {
308 if (dbi_conn_connect(writehandle) < 0) {
309 dbi_conn_error(writehandle, &err);
310 osrfLogError( OSRF_LOG_MARK, "Error connecting to database: %s", err);
315 osrfLogInfo(OSRF_LOG_MARK, "%s successfully connected to the database", MODULENAME);
321 osrfStringArray* classes = osrfHashKeys( oilsIDL() );
323 while ( (classname = osrfStringArrayGetString(classes, i++)) ) {
324 osrfHash* class = osrfHashGet( oilsIDL(), classname );
325 osrfHash* fields = osrfHashGet( class, "fields" );
327 char* virt = osrfHashGet(class, "virtual");
328 if (virt && !strcmp( virt, "true")) {
329 osrfLogDebug(OSRF_LOG_MARK, "Class %s is virtual, skipping", classname );
333 char* tabledef = getSourceDefinition(class);
335 growing_buffer* sql_buf = buffer_init(32);
336 buffer_fadd( sql_buf, "SELECT * FROM %s AS x WHERE 1=0;", tabledef );
340 char* sql = buffer_release(sql_buf);
341 osrfLogDebug(OSRF_LOG_MARK, "%s Investigatory SQL = %s", MODULENAME, sql);
343 dbi_result result = dbi_conn_query(writehandle, sql);
349 const char* columnName;
351 while( (columnName = dbi_result_get_field_name(result, columnIndex++)) ) {
353 osrfLogInternal(OSRF_LOG_MARK, "Looking for column named [%s]...", (char*)columnName);
355 /* fetch the fieldmapper index */
356 if( (_f = osrfHashGet(fields, (char*)columnName)) ) {
358 osrfLogDebug(OSRF_LOG_MARK, "Found [%s] in IDL hash...", (char*)columnName);
360 /* determine the field type and storage attributes */
361 type = dbi_result_get_field_type(result, columnName);
362 attr = dbi_result_get_field_attribs(result, columnName);
366 case DBI_TYPE_INTEGER :
368 if ( !osrfHashGet(_f, "primitive") )
369 osrfHashSet(_f,"number", "primitive");
371 if( attr & DBI_INTEGER_SIZE8 )
372 osrfHashSet(_f,"INT8", "datatype");
374 osrfHashSet(_f,"INT", "datatype");
377 case DBI_TYPE_DECIMAL :
378 if ( !osrfHashGet(_f, "primitive") )
379 osrfHashSet(_f,"number", "primitive");
381 osrfHashSet(_f,"NUMERIC", "datatype");
384 case DBI_TYPE_STRING :
385 if ( !osrfHashGet(_f, "primitive") )
386 osrfHashSet(_f,"string", "primitive");
387 osrfHashSet(_f,"TEXT", "datatype");
390 case DBI_TYPE_DATETIME :
391 if ( !osrfHashGet(_f, "primitive") )
392 osrfHashSet(_f,"string", "primitive");
394 osrfHashSet(_f,"TIMESTAMP", "datatype");
397 case DBI_TYPE_BINARY :
398 if ( !osrfHashGet(_f, "primitive") )
399 osrfHashSet(_f,"string", "primitive");
401 osrfHashSet(_f,"BYTEA", "datatype");
406 "Setting [%s] to primitive [%s] and datatype [%s]...",
408 osrfHashGet(_f, "primitive"),
409 osrfHashGet(_f, "datatype")
413 dbi_result_free(result);
415 osrfLogDebug(OSRF_LOG_MARK, "No data found for class [%s]...", (char*)classname);
419 osrfStringArrayFree(classes);
424 void userDataFree( void* blob ) {
425 osrfHashFree( (osrfHash*)blob );
429 static void sessionDataFree( char* key, void* item ) {
430 if (!(strcmp(key,"xact_id"))) {
432 dbi_conn_query(writehandle, "ROLLBACK;");
439 int beginTransaction ( osrfMethodContext* ctx ) {
440 OSRF_METHOD_VERIFY_CONTEXT(ctx);
442 dbi_result result = dbi_conn_query(writehandle, "START TRANSACTION;");
444 osrfLogError(OSRF_LOG_MARK, "%s: Error starting transaction", MODULENAME );
445 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error starting transaction" );
448 jsonObject* ret = jsonNewObject(ctx->session->session_id);
449 osrfAppRespondComplete( ctx, ret );
452 if (!ctx->session->userData) {
453 ctx->session->userData = osrfNewHash();
454 osrfHashSetCallback((osrfHash*)ctx->session->userData, &sessionDataFree);
457 osrfHashSet( (osrfHash*)ctx->session->userData, strdup( ctx->session->session_id ), "xact_id" );
458 ctx->session->userDataFree = &userDataFree;
464 int setSavepoint ( osrfMethodContext* ctx ) {
465 OSRF_METHOD_VERIFY_CONTEXT(ctx);
467 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
468 osrfAppSessionStatus(
470 OSRF_STATUS_INTERNALSERVERERROR,
471 "osrfMethodException",
473 "No active transaction -- required for savepoints"
478 char* spName = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
480 dbi_result result = dbi_conn_queryf(writehandle, "SAVEPOINT \"%s\";", spName);
484 "%s: Error creating savepoint %s in transaction %s",
487 osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )
489 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error creating savepoint" );
493 jsonObject* ret = jsonNewObject(spName);
494 osrfAppRespondComplete( ctx, ret );
501 int releaseSavepoint ( osrfMethodContext* ctx ) {
502 OSRF_METHOD_VERIFY_CONTEXT(ctx);
504 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
505 osrfAppSessionStatus(
507 OSRF_STATUS_INTERNALSERVERERROR,
508 "osrfMethodException",
510 "No active transaction -- required for savepoints"
515 char* spName = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
517 dbi_result result = dbi_conn_queryf(writehandle, "RELEASE SAVEPOINT \"%s\";", spName);
521 "%s: Error releasing savepoint %s in transaction %s",
524 osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )
526 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error releasing savepoint" );
530 jsonObject* ret = jsonNewObject(spName);
531 osrfAppRespondComplete( ctx, ret );
538 int rollbackSavepoint ( osrfMethodContext* ctx ) {
539 OSRF_METHOD_VERIFY_CONTEXT(ctx);
541 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
542 osrfAppSessionStatus(
544 OSRF_STATUS_INTERNALSERVERERROR,
545 "osrfMethodException",
547 "No active transaction -- required for savepoints"
552 char* spName = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
554 dbi_result result = dbi_conn_queryf(writehandle, "ROLLBACK TO SAVEPOINT \"%s\";", spName);
558 "%s: Error rolling back savepoint %s in transaction %s",
561 osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )
563 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error rolling back savepoint" );
567 jsonObject* ret = jsonNewObject(spName);
568 osrfAppRespondComplete( ctx, ret );
575 int commitTransaction ( osrfMethodContext* ctx ) {
576 OSRF_METHOD_VERIFY_CONTEXT(ctx);
578 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
579 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "No active transaction to commit" );
583 dbi_result result = dbi_conn_query(writehandle, "COMMIT;");
585 osrfLogError(OSRF_LOG_MARK, "%s: Error committing transaction", MODULENAME );
586 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error committing transaction" );
589 osrfHashRemove(ctx->session->userData, "xact_id");
590 jsonObject* ret = jsonNewObject(ctx->session->session_id);
591 osrfAppRespondComplete( ctx, ret );
597 int rollbackTransaction ( osrfMethodContext* ctx ) {
598 OSRF_METHOD_VERIFY_CONTEXT(ctx);
600 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
601 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "No active transaction to roll back" );
605 dbi_result result = dbi_conn_query(writehandle, "ROLLBACK;");
607 osrfLogError(OSRF_LOG_MARK, "%s: Error rolling back transaction", MODULENAME );
608 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error rolling back transaction" );
611 osrfHashRemove(ctx->session->userData, "xact_id");
612 jsonObject* ret = jsonNewObject(ctx->session->session_id);
613 osrfAppRespondComplete( ctx, ret );
619 int dispatchCRUDMethod ( osrfMethodContext* ctx ) {
620 OSRF_METHOD_VERIFY_CONTEXT(ctx);
622 osrfHash* meta = (osrfHash*) ctx->method->userData;
623 osrfHash* class_obj = osrfHashGet( meta, "class" );
627 const char* methodtype = osrfHashGet(meta, "methodtype");
628 jsonObject * obj = NULL;
630 if (!strcmp(methodtype, "create")) {
631 obj = doCreate(ctx, &err);
632 osrfAppRespondComplete( ctx, obj );
634 else if (!strcmp(methodtype, "retrieve")) {
635 obj = doRetrieve(ctx, &err);
636 osrfAppRespondComplete( ctx, obj );
638 else if (!strcmp(methodtype, "update")) {
639 obj = doUpdate(ctx, &err);
640 osrfAppRespondComplete( ctx, obj );
642 else if (!strcmp(methodtype, "delete")) {
643 obj = doDelete(ctx, &err);
644 osrfAppRespondComplete( ctx, obj );
646 else if (!strcmp(methodtype, "search")) {
648 obj = doFieldmapperSearch(ctx, class_obj, ctx->params, &err);
652 jsonIterator* itr = jsonNewIterator( obj );
653 while ((cur = jsonIteratorNext( itr ))) {
654 osrfAppRespond( ctx, cur );
656 jsonIteratorFree(itr);
657 osrfAppRespondComplete( ctx, NULL );
659 } else if (!strcmp(methodtype, "id_list")) {
661 jsonObject* _p = jsonObjectClone( ctx->params );
662 if (jsonObjectGetIndex( _p, 1 )) {
663 jsonObjectRemoveKey( jsonObjectGetIndex( _p, 1 ), "flesh" );
664 jsonObjectRemoveKey( jsonObjectGetIndex( _p, 1 ), "flesh_columns" );
666 jsonObjectSetIndex( _p, 1, jsonNewObjectType(JSON_HASH) );
669 growing_buffer* sel_list = buffer_init(64);
670 buffer_fadd(sel_list, "{ \"%s\":[\"%s\"] }", osrfHashGet( class_obj, "classname" ), osrfHashGet( class_obj, "primarykey" ));
671 char* _s = buffer_release(sel_list);
673 jsonObjectSetKey( jsonObjectGetIndex( _p, 1 ), "select", jsonParseString(_s) );
674 osrfLogDebug(OSRF_LOG_MARK, "%s: Select qualifer set to [%s]", MODULENAME, _s);
677 obj = doFieldmapperSearch(ctx, class_obj, _p, &err);
682 jsonIterator* itr = jsonNewIterator( obj );
683 while ((cur = jsonIteratorNext( itr ))) {
691 osrfHashGet( class_obj, "fields" ),
692 osrfHashGet( class_obj, "primarykey")
700 jsonIteratorFree(itr);
701 osrfAppRespondComplete( ctx, NULL );
704 osrfAppRespondComplete( ctx, obj );
712 static int verifyObjectClass ( osrfMethodContext* ctx, const jsonObject* param ) {
714 osrfHash* meta = (osrfHash*) ctx->method->userData;
715 osrfHash* class = osrfHashGet( meta, "class" );
717 if (!param->classname || (strcmp( osrfHashGet(class, "classname"), param->classname ))) {
719 growing_buffer* msg = buffer_init(128);
722 "%s: %s method for type %s was passed a %s",
724 osrfHashGet(meta, "methodtype"),
725 osrfHashGet(class, "classname"),
729 char* m = buffer_release(msg);
730 osrfAppSessionStatus( ctx->session, OSRF_STATUS_BADREQUEST, "osrfMethodException", ctx->request, m );
739 static jsonObject* doCreate(osrfMethodContext* ctx, int* err ) {
741 osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
742 jsonObject* target = jsonObjectGetIndex( ctx->params, 0 );
743 jsonObject* options = jsonObjectGetIndex( ctx->params, 1 );
745 if (!verifyObjectClass(ctx, target)) {
750 osrfLogDebug( OSRF_LOG_MARK, "Object seems to be of the correct type" );
752 if (!ctx->session || !ctx->session->userData || !osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
753 osrfLogError( OSRF_LOG_MARK, "No active transaction -- required for CREATE" );
755 osrfAppSessionStatus(
757 OSRF_STATUS_BADREQUEST,
758 "osrfMethodException",
760 "No active transaction -- required for CREATE"
766 if (osrfHashGet( meta, "readonly" ) && strncasecmp("true", osrfHashGet( meta, "readonly" ), 4)) {
767 osrfAppSessionStatus(
769 OSRF_STATUS_BADREQUEST,
770 "osrfMethodException",
772 "Cannot INSERT readonly class"
779 char* trans_id = osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" );
781 // Set the last_xact_id
782 osrfHash* last_xact_id;
783 if ((last_xact_id = oilsIDLFindPath("/%s/fields/last_xact_id", target->classname))) {
784 int index = atoi( osrfHashGet(last_xact_id, "array_position") );
785 osrfLogDebug(OSRF_LOG_MARK, "Setting last_xact_id to %s on %s at position %d", trans_id, target->classname, index);
786 jsonObjectSetIndex(target, index, jsonNewObject(trans_id));
789 osrfLogDebug( OSRF_LOG_MARK, "There is a transaction running..." );
791 dbhandle = writehandle;
793 osrfHash* fields = osrfHashGet(meta, "fields");
794 char* pkey = osrfHashGet(meta, "primarykey");
795 char* seq = osrfHashGet(meta, "sequence");
797 growing_buffer* table_buf = buffer_init(128);
798 growing_buffer* col_buf = buffer_init(128);
799 growing_buffer* val_buf = buffer_init(128);
801 buffer_fadd(table_buf,"INSERT INTO %s", osrfHashGet(meta, "tablename"));
802 buffer_add(col_buf,"(");
803 buffer_add(val_buf,"VALUES (");
809 osrfStringArray* field_list = osrfHashKeys( fields );
810 while ( (field_name = osrfStringArrayGetString(field_list, i++)) ) {
812 osrfHash* field = osrfHashGet( fields, field_name );
814 if(!( strcmp( osrfHashGet(osrfHashGet(fields,field_name), "virtual"), "true" ) )) continue;
816 jsonObject* field_object = jsonObjectGetIndex( target, atoi(osrfHashGet(field, "array_position")) );
819 if (field_object && field_object->classname) {
820 value = jsonObjectToSimpleString(
826 oilsIDLFindPath("/%s/fields", field_object->classname),
827 (char*)oilsIDLFindPath("/%s/primarykey", field_object->classname)
836 value = jsonObjectToSimpleString( field_object );
843 buffer_add(col_buf, ",");
844 buffer_add(val_buf, ",");
847 buffer_add(col_buf, field_name);
849 if (!field_object || field_object->type == JSON_NULL) {
850 buffer_add( val_buf, "DEFAULT" );
852 } else if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
853 if ( !strcmp(osrfHashGet(field, "datatype"), "INT8") ) {
854 buffer_fadd( val_buf, "%lld", atoll(value) );
856 } else if ( !strcmp(osrfHashGet(field, "datatype"), "INT") ) {
857 buffer_fadd( val_buf, "%d", atoi(value) );
859 } else if ( !strcmp(osrfHashGet(field, "datatype"), "NUMERIC") ) {
860 buffer_fadd( val_buf, "%f", atof(value) );
863 if ( dbi_conn_quote_string(writehandle, &value) ) {
864 buffer_fadd( val_buf, "%s", value );
867 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting string [%s]", MODULENAME, value);
868 osrfAppSessionStatus(
870 OSRF_STATUS_INTERNALSERVERERROR,
871 "osrfMethodException",
873 "Error quoting string -- please see the error log for more details"
876 buffer_free(table_buf);
877 buffer_free(col_buf);
878 buffer_free(val_buf);
889 buffer_add(col_buf,")");
890 buffer_add(val_buf,")");
892 char* table_str = buffer_release(table_buf);
893 char* col_str = buffer_release(col_buf);
894 char* val_str = buffer_release(val_buf);
895 growing_buffer* sql = buffer_init(128);
896 buffer_fadd( sql, "%s %s %s;", table_str, col_str, val_str );
901 char* query = buffer_release(sql);
903 osrfLogDebug(OSRF_LOG_MARK, "%s: Insert SQL [%s]", MODULENAME, query);
906 dbi_result result = dbi_conn_query(writehandle, query);
908 jsonObject* obj = NULL;
911 obj = jsonNewObject(NULL);
914 "%s ERROR inserting %s object using query [%s]",
916 osrfHashGet(meta, "fieldmapper"),
919 osrfAppSessionStatus(
921 OSRF_STATUS_INTERNALSERVERERROR,
922 "osrfMethodException",
924 "INSERT error -- please see the error log for more details"
929 int pos = atoi(osrfHashGet( osrfHashGet(fields, pkey), "array_position" ));
930 char* id = jsonObjectToSimpleString(jsonObjectGetIndex(target, pos));
932 unsigned long long new_id = dbi_conn_sequence_last(writehandle, seq);
933 growing_buffer* _id = buffer_init(10);
934 buffer_fadd(_id, "%lld", new_id);
935 id = buffer_release(_id);
938 // Find quietness specification, if present
939 char* quiet_str = NULL;
941 const jsonObject* quiet_obj = jsonObjectGetKeyConst( options, "quiet" );
943 quiet_str = jsonObjectToSimpleString( quiet_obj );
946 if( quiet_str && !strcmp( quiet_str, "true" )) { // if quietness is specified
947 obj = jsonNewObject(id);
951 jsonObject* fake_params = jsonNewObjectType(JSON_ARRAY);
952 jsonObjectPush(fake_params, jsonNewObjectType(JSON_HASH));
955 jsonObjectGetIndex(fake_params, 0),
956 osrfHashGet(meta, "primarykey"),
960 jsonObject* list = doFieldmapperSearch( ctx,meta, fake_params, err);
963 jsonObjectFree( fake_params );
966 obj = jsonObjectClone( jsonObjectGetIndex(list, 0) );
969 jsonObjectFree( list );
970 jsonObjectFree( fake_params );
973 if(quiet_str) free(quiet_str);
984 static jsonObject* doRetrieve(osrfMethodContext* ctx, int* err ) {
986 osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
990 char* id = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
991 jsonObject* order_hash = jsonObjectGetIndex(ctx->params, 1);
995 "%s retrieving %s object with id %s",
997 osrfHashGet(meta, "fieldmapper"),
1001 jsonObject* fake_params = jsonNewObjectType(JSON_ARRAY);
1002 jsonObjectPush(fake_params, jsonNewObjectType(JSON_HASH));
1005 jsonObjectGetIndex(fake_params, 0),
1006 osrfHashGet(meta, "primarykey"),
1012 if (order_hash) jsonObjectPush(fake_params, jsonObjectClone(order_hash) );
1014 jsonObject* list = doFieldmapperSearch( ctx,meta, fake_params, err);
1017 jsonObjectFree( fake_params );
1021 obj = jsonObjectClone( jsonObjectGetIndex(list, 0) );
1023 jsonObjectFree( list );
1024 jsonObjectFree( fake_params );
1029 static char* jsonNumberToDBString ( osrfHash* field, const jsonObject* value ) {
1030 growing_buffer* val_buf = buffer_init(32);
1032 if ( !strncmp(osrfHashGet(field, "datatype"), "INT", (size_t)3) ) {
1033 if (value->type == JSON_NUMBER) buffer_fadd( val_buf, "%ld", (long)jsonObjectGetNumber(value) );
1035 char* val_str = jsonObjectToSimpleString(value);
1036 buffer_fadd( val_buf, "%ld", atol(val_str) );
1040 } else if ( !strcmp(osrfHashGet(field, "datatype"), "NUMERIC") ) {
1041 if (value->type == JSON_NUMBER) buffer_fadd( val_buf, "%f", jsonObjectGetNumber(value) );
1043 char* val_str = jsonObjectToSimpleString(value);
1044 buffer_fadd( val_buf, "%f", atof(val_str) );
1049 return buffer_release(val_buf);
1052 static char* searchINPredicate (const char* class, osrfHash* field,
1053 const jsonObject* node, const char* op) {
1054 growing_buffer* sql_buf = buffer_init(32);
1060 osrfHashGet(field, "name")
1064 buffer_add(sql_buf, "IN (");
1065 } else if (!(strcasecmp(op,"not in"))) {
1066 buffer_add(sql_buf, "NOT IN (");
1068 buffer_add(sql_buf, "IN (");
1071 int in_item_index = 0;
1072 int in_item_first = 1;
1073 jsonObject* in_item;
1074 while ( (in_item = jsonObjectGetIndex(node, in_item_index++)) ) {
1079 buffer_add(sql_buf, ", ");
1081 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1082 char* val = jsonNumberToDBString( field, in_item );
1083 buffer_fadd( sql_buf, "%s", val );
1087 char* key_string = jsonObjectToSimpleString(in_item);
1088 if ( dbi_conn_quote_string(dbhandle, &key_string) ) {
1089 buffer_fadd( sql_buf, "%s", key_string );
1092 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, key_string);
1094 buffer_free(sql_buf);
1105 return buffer_release(sql_buf);
1108 static char* searchValueTransform( const jsonObject* array ) {
1109 growing_buffer* sql_buf = buffer_init(32);
1112 int func_item_index = 0;
1113 int func_item_first = 2;
1114 jsonObject* func_item;
1115 while ( (func_item = jsonObjectGetIndex(array, func_item_index++)) ) {
1117 val = jsonObjectToSimpleString(func_item);
1119 if (func_item_first == 2) {
1120 buffer_fadd(sql_buf, "%s( ", val);
1126 if (func_item_first)
1129 buffer_add(sql_buf, ", ");
1131 if (func_item->type == JSON_NULL) {
1132 buffer_add( sql_buf, "NULL" );
1133 } else if ( dbi_conn_quote_string(dbhandle, &val) ) {
1134 buffer_fadd( sql_buf, "%s", val );
1136 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, val);
1138 buffer_free(sql_buf);
1150 return buffer_release(sql_buf);
1153 static char* searchFunctionPredicate (const char* class, osrfHash* field,
1154 const jsonObject* node, const char* node_key) {
1155 growing_buffer* sql_buf = buffer_init(32);
1157 char* val = searchValueTransform(node);
1163 osrfHashGet(field, "name"),
1170 return buffer_release(sql_buf);
1173 static char* searchFieldTransform (const char* class, osrfHash* field, const jsonObject* node) {
1174 growing_buffer* sql_buf = buffer_init(32);
1176 char* field_transform = jsonObjectToSimpleString( jsonObjectGetKeyConst( node, "transform" ) );
1177 char* transform_subcolumn = jsonObjectToSimpleString( jsonObjectGetKeyConst( node, "result_field" ) );
1179 if (field_transform) {
1180 buffer_fadd( sql_buf, "%s(\"%s\".%s", field_transform, class, osrfHashGet(field, "name"));
1181 const jsonObject* array = jsonObjectGetKeyConst( node, "params" );
1184 int func_item_index = 0;
1185 jsonObject* func_item;
1186 while ( (func_item = jsonObjectGetIndex(array, func_item_index++)) ) {
1188 char* val = jsonObjectToSimpleString(func_item);
1191 buffer_add( sql_buf, ",NULL" );
1192 } else if ( dbi_conn_quote_string(dbhandle, &val) ) {
1193 buffer_fadd( sql_buf, ",%s", val );
1195 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, val);
1196 free(field_transform);
1198 buffer_free(sql_buf);
1212 buffer_fadd( sql_buf, "\"%s\".%s", class, osrfHashGet(field, "name"));
1215 if (transform_subcolumn) {
1216 char * tmp = buffer_release(sql_buf);
1217 sql_buf = buffer_init(32);
1227 if (field_transform) free(field_transform);
1228 if (transform_subcolumn) free(transform_subcolumn);
1230 return buffer_release(sql_buf);
1233 static char* searchFieldTransformPredicate (const char* class, osrfHash* field, jsonObject* node, const char* node_key) {
1234 char* field_transform = searchFieldTransform( class, field, node );
1237 if (!jsonObjectGetKeyConst( node, "value" )) {
1238 value = searchWHERE( node, osrfHashGet( oilsIDL(), class ), AND_OP_JOIN );
1239 } else if (jsonObjectGetKeyConst( node, "value" )->type == JSON_ARRAY) {
1240 value = searchValueTransform(jsonObjectGetKeyConst( node, "value" ));
1241 } else if (jsonObjectGetKeyConst( node, "value" )->type == JSON_HASH) {
1242 value = searchWHERE( jsonObjectGetKeyConst( node, "value" ), osrfHashGet( oilsIDL(), class ), AND_OP_JOIN );
1243 } else if (jsonObjectGetKeyConst( node, "value" )->type != JSON_NULL) {
1244 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1245 value = jsonNumberToDBString( field, jsonObjectGetKeyConst( node, "value" ) );
1247 value = jsonObjectToSimpleString(jsonObjectGetKeyConst( node, "value" ));
1248 if ( !dbi_conn_quote_string(dbhandle, &value) ) {
1249 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, value);
1251 free(field_transform);
1257 growing_buffer* sql_buf = buffer_init(32);
1268 free(field_transform);
1270 return buffer_release(sql_buf);
1273 static char* searchSimplePredicate (const char* orig_op, const char* class,
1274 osrfHash* field, const jsonObject* node) {
1278 if (node->type != JSON_NULL) {
1279 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1280 val = jsonNumberToDBString( field, node );
1282 val = jsonObjectToSimpleString(node);
1286 char* pred = searchWriteSimplePredicate( class, field, osrfHashGet(field, "name"), orig_op, val );
1293 static char* searchWriteSimplePredicate ( const char* class, osrfHash* field,
1294 const char* left, const char* orig_op, const char* right ) {
1298 if (right == NULL) {
1299 val = strdup("NULL");
1301 if (strcmp( orig_op, "=" ))
1302 op = strdup("IS NOT");
1306 } else if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1307 val = strdup(right);
1308 op = strdup(orig_op);
1311 val = strdup(right);
1312 if ( !dbi_conn_quote_string(dbhandle, &val) ) {
1313 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, val);
1317 op = strdup(orig_op);
1320 growing_buffer* sql_buf = buffer_init(16);
1321 buffer_fadd( sql_buf, "\"%s\".%s %s %s", class, left, op, val );
1325 return buffer_release(sql_buf);
1328 static char* searchBETWEENPredicate (const char* class, osrfHash* field, jsonObject* node) {
1333 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1334 x_string = jsonNumberToDBString(field, jsonObjectGetIndex(node,0));
1335 y_string = jsonNumberToDBString(field, jsonObjectGetIndex(node,1));
1338 x_string = jsonObjectToSimpleString(jsonObjectGetIndex(node,0));
1339 y_string = jsonObjectToSimpleString(jsonObjectGetIndex(node,1));
1340 if ( !(dbi_conn_quote_string(dbhandle, &x_string) && dbi_conn_quote_string(dbhandle, &y_string)) ) {
1341 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key strings [%s] and [%s]", MODULENAME, x_string, y_string);
1348 growing_buffer* sql_buf = buffer_init(32);
1349 buffer_fadd( sql_buf, "%s BETWEEN %s AND %s", osrfHashGet(field, "name"), x_string, y_string );
1353 return buffer_release(sql_buf);
1356 static char* searchPredicate ( const char* class, osrfHash* field, jsonObject* node ) {
1359 if (node->type == JSON_ARRAY) { // equality IN search
1360 pred = searchINPredicate( class, field, node, NULL );
1361 } else if (node->type == JSON_HASH) { // non-equality search
1362 jsonObject* pred_node;
1363 jsonIterator* pred_itr = jsonNewIterator( node );
1364 while ( (pred_node = jsonIteratorNext( pred_itr )) ) {
1365 if ( !(strcasecmp( pred_itr->key,"between" )) )
1366 pred = searchBETWEENPredicate( class, field, pred_node );
1367 else if ( !(strcasecmp( pred_itr->key,"in" )) || !(strcasecmp( pred_itr->key,"not in" )) )
1368 pred = searchINPredicate( class, field, pred_node, pred_itr->key );
1369 else if ( pred_node->type == JSON_ARRAY )
1370 pred = searchFunctionPredicate( class, field, pred_node, pred_itr->key );
1371 else if ( pred_node->type == JSON_HASH )
1372 pred = searchFieldTransformPredicate( class, field, pred_node, pred_itr->key );
1374 pred = searchSimplePredicate( pred_itr->key, class, field, pred_node );
1378 jsonIteratorFree(pred_itr);
1379 } else if (node->type == JSON_NULL) { // IS NULL search
1380 growing_buffer* _p = buffer_init(64);
1383 "\"%s\".%s IS NULL",
1385 osrfHashGet(field, "name")
1387 pred = buffer_release(_p);
1388 } else { // equality search
1389 pred = searchSimplePredicate( "=", class, field, node );
1408 field : call_number,
1424 static char* searchJOIN ( const jsonObject* join_hash, osrfHash* leftmeta ) {
1426 const jsonObject* working_hash;
1427 jsonObject* freeable_hash = NULL;
1429 if (join_hash->type == JSON_STRING) {
1430 // create a wrapper around a copy of the original
1431 char* _tmp = jsonObjectToSimpleString( join_hash );
1432 freeable_hash = jsonNewObjectType(JSON_HASH);
1433 jsonObjectSetKey(freeable_hash, _tmp, NULL);
1435 working_hash = freeable_hash;
1438 working_hash = join_hash;
1440 growing_buffer* join_buf = buffer_init(128);
1441 char* leftclass = osrfHashGet(leftmeta, "classname");
1443 jsonObject* snode = NULL;
1444 jsonIterator* search_itr = jsonNewIterator( working_hash );
1446 jsonObjectFree(freeable_hash);
1448 while ( (snode = jsonIteratorNext( search_itr )) ) {
1449 osrfHash* idlClass = osrfHashGet( oilsIDL(), search_itr->key );
1451 char* class = osrfHashGet(idlClass, "classname");
1453 char* fkey = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode, "fkey" ) );
1454 char* field = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode, "field" ) );
1456 if (field && !fkey) {
1457 fkey = (char*)oilsIDLFindPath("/%s/links/%s/key", class, field);
1461 "%s: JOIN failed. No link defined from %s.%s to %s",
1467 buffer_free(join_buf);
1469 jsonIteratorFree(search_itr);
1472 fkey = strdup( fkey );
1474 } else if (!field && fkey) {
1475 field = (char*)oilsIDLFindPath("/%s/links/%s/key", leftclass, fkey );
1479 "%s: JOIN failed. No link defined from %s.%s to %s",
1485 buffer_free(join_buf);
1487 jsonIteratorFree(search_itr);
1490 field = strdup( field );
1492 } else if (!field && !fkey) {
1493 osrfHash* _links = oilsIDLFindPath("/%s/links", leftclass);
1496 osrfStringArray* keys = osrfHashKeys( _links );
1497 while ( (fkey = osrfStringArrayGetString(keys, i++)) ) {
1498 fkey = strdup(osrfStringArrayGetString(keys, i++));
1499 if ( !strcmp( (char*)oilsIDLFindPath("/%s/links/%s/class", leftclass, fkey), class) ) {
1500 field = strdup( (char*)oilsIDLFindPath("/%s/links/%s/key", leftclass, fkey) );
1506 osrfStringArrayFree(keys);
1508 if (!field && !fkey) {
1509 _links = oilsIDLFindPath("/%s/links", class);
1512 keys = osrfHashKeys( _links );
1513 while ( (field = osrfStringArrayGetString(keys, i++)) ) {
1514 field = strdup(osrfStringArrayGetString(keys, i++));
1515 if ( !strcmp( (char*)oilsIDLFindPath("/%s/links/%s/class", class, field), class) ) {
1516 fkey = strdup( (char*)oilsIDLFindPath("/%s/links/%s/key", class, field) );
1522 osrfStringArrayFree(keys);
1525 if (!field && !fkey) {
1528 "%s: JOIN failed. No link defined between %s and %s",
1533 buffer_free(join_buf);
1534 jsonIteratorFree(search_itr);
1540 char* type = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode, "type" ) );
1542 if ( !strcasecmp(type,"left") ) {
1543 buffer_add(join_buf, " LEFT JOIN");
1544 } else if ( !strcasecmp(type,"right") ) {
1545 buffer_add(join_buf, " RIGHT JOIN");
1546 } else if ( !strcasecmp(type,"full") ) {
1547 buffer_add(join_buf, " FULL JOIN");
1549 buffer_add(join_buf, " INNER JOIN");
1552 buffer_add(join_buf, " INNER JOIN");
1556 char* table = getSourceDefinition(idlClass);
1557 buffer_fadd(join_buf, " %s AS \"%s\" ON ( \"%s\".%s = \"%s\".%s", table, class, class, field, leftclass, fkey);
1560 const jsonObject* filter = jsonObjectGetKeyConst( snode, "filter" );
1562 char* filter_op = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode, "filter_op" ) );
1564 if (!strcasecmp("or",filter_op)) {
1565 buffer_add( join_buf, " OR " );
1567 buffer_add( join_buf, " AND " );
1570 buffer_add( join_buf, " AND " );
1573 char* jpred = searchWHERE( filter, idlClass, AND_OP_JOIN );
1574 buffer_fadd( join_buf, " %s", jpred );
1579 buffer_add(join_buf, " ) ");
1581 const jsonObject* join_filter = jsonObjectGetKeyConst( snode, "join" );
1583 char* jpred = searchJOIN( join_filter, idlClass );
1584 buffer_fadd( join_buf, " %s", jpred );
1592 jsonIteratorFree(search_itr);
1594 return buffer_release(join_buf);
1599 { +class : { -or|-and : { field : { op : value }, ... } ... }, ... }
1600 { +class : { -or|-and : [ { field : { op : value }, ... }, ...] ... }, ... }
1601 [ { +class : { -or|-and : [ { field : { op : value }, ... }, ...] ... }, ... }, ... ]
1604 static char* searchWHERE ( const jsonObject* search_hash, osrfHash* meta, int opjoin_type ) {
1606 growing_buffer* sql_buf = buffer_init(128);
1608 jsonObject* node = NULL;
1611 if ( search_hash->type == JSON_ARRAY ) {
1612 jsonIterator* search_itr = jsonNewIterator( search_hash );
1613 while ( (node = jsonIteratorNext( search_itr )) ) {
1617 if (opjoin_type == OR_OP_JOIN) buffer_add(sql_buf, " OR ");
1618 else buffer_add(sql_buf, " AND ");
1621 char* subpred = searchWHERE( node, meta, opjoin_type );
1622 buffer_fadd(sql_buf, "( %s )", subpred);
1625 jsonIteratorFree(search_itr);
1627 } else if ( search_hash->type == JSON_HASH ) {
1628 jsonIterator* search_itr = jsonNewIterator( search_hash );
1629 while ( (node = jsonIteratorNext( search_itr )) ) {
1634 if (opjoin_type == OR_OP_JOIN) buffer_add(sql_buf, " OR ");
1635 else buffer_add(sql_buf, " AND ");
1638 if ( !strncmp("+",search_itr->key,1) ) {
1639 if ( node->type == JSON_STRING ) {
1640 char* subpred = jsonObjectToSimpleString( node );
1641 buffer_fadd(sql_buf, " \"%s\".%s ", search_itr->key + 1, subpred);
1644 char* subpred = searchWHERE( node, osrfHashGet( oilsIDL(), search_itr->key + 1 ), AND_OP_JOIN );
1645 buffer_fadd(sql_buf, "( %s )", subpred);
1648 } else if ( !strcasecmp("-or",search_itr->key) ) {
1649 char* subpred = searchWHERE( node, meta, OR_OP_JOIN );
1650 buffer_fadd(sql_buf, "( %s )", subpred);
1652 } else if ( !strcasecmp("-and",search_itr->key) ) {
1653 char* subpred = searchWHERE( node, meta, AND_OP_JOIN );
1654 buffer_fadd(sql_buf, "( %s )", subpred);
1658 char* class = osrfHashGet(meta, "classname");
1659 osrfHash* fields = osrfHashGet(meta, "fields");
1660 osrfHash* field = osrfHashGet( fields, search_itr->key );
1664 char* table = getSourceDefinition(meta);
1667 "%s: Attempt to reference non-existant column %s on %s (%s)",
1673 buffer_free(sql_buf);
1675 jsonIteratorFree(search_itr);
1679 char* subpred = searchPredicate( class, field, node );
1680 buffer_add( sql_buf, subpred );
1684 jsonIteratorFree(search_itr);
1687 // ERROR ... only hash and array allowed at this level
1688 char* predicate_string = jsonObjectToJSON( search_hash );
1691 "%s: Invalid predicate structure: %s",
1695 buffer_free(sql_buf);
1696 free(predicate_string);
1701 return buffer_release(sql_buf);
1704 static char* SELECT (
1705 /* method context */ osrfMethodContext* ctx,
1707 /* SELECT */ jsonObject* selhash,
1708 /* FROM */ jsonObject* join_hash,
1709 /* WHERE */ jsonObject* search_hash,
1710 /* HAVING */ jsonObject* having_hash,
1711 /* ORDER BY */ jsonObject* order_hash,
1712 /* LIMIT */ jsonObject* limit,
1713 /* OFFSET */ jsonObject* offset,
1714 /* flags */ int flags
1716 const char* locale = osrf_message_get_last_locale();
1718 // in case we don't get a select list
1719 jsonObject* defaultselhash = NULL;
1721 // general tmp objects
1722 const jsonObject* tmp_const;
1723 jsonObject* _tmp = NULL;
1724 jsonObject* selclass = NULL;
1725 jsonObject* selfield = NULL;
1726 jsonObject* snode = NULL;
1727 jsonObject* onode = NULL;
1728 jsonObject* found = NULL;
1730 char* string = NULL;
1731 int from_function = 0;
1736 // the core search class
1737 char* core_class = NULL;
1739 // metadata about the core search class
1740 osrfHash* core_meta = NULL;
1741 osrfHash* core_fields = NULL;
1742 osrfHash* idlClass = NULL;
1744 // punt if there's no core class
1745 if (!join_hash || ( join_hash->type == JSON_HASH && !join_hash->size ))
1748 // get the core class -- the only key of the top level FROM clause, or a string
1749 if (join_hash->type == JSON_HASH) {
1750 jsonIterator* tmp_itr = jsonNewIterator( join_hash );
1751 snode = jsonIteratorNext( tmp_itr );
1753 core_class = strdup( tmp_itr->key );
1756 jsonIteratorFree( tmp_itr );
1759 } else if (join_hash->type == JSON_ARRAY) {
1763 } else if (join_hash->type == JSON_STRING) {
1764 core_class = jsonObjectToSimpleString( join_hash );
1768 // punt if we don't know about the core class (and it's not a function)
1769 if (!from_function && !(core_meta = osrfHashGet( oilsIDL(), core_class ))) {
1774 // if the select list is empty, or the core class field list is '*',
1775 // build the default select list ...
1777 selhash = defaultselhash = jsonNewObjectType(JSON_HASH);
1778 jsonObjectSetKey( selhash, core_class, jsonNewObjectType(JSON_ARRAY) );
1779 } else if ( (tmp_const = jsonObjectGetKeyConst( selhash, core_class )) && tmp_const->type == JSON_STRING ) {
1780 char* _x = jsonObjectToSimpleString( tmp_const );
1781 if (!strncmp( "*", _x, 1 )) {
1782 jsonObjectRemoveKey( selhash, core_class );
1783 jsonObjectSetKey( selhash, core_class, jsonNewObjectType(JSON_ARRAY) );
1789 growing_buffer* sql_buf = buffer_init(128);
1791 // temp buffer for the SELECT list
1792 growing_buffer* select_buf = buffer_init(128);
1793 growing_buffer* order_buf = buffer_init(128);
1794 growing_buffer* group_buf = buffer_init(128);
1795 growing_buffer* having_buf = buffer_init(128);
1798 core_fields = osrfHashGet(core_meta, "fields");
1800 // ... and if we /are/ building the default list, do that
1801 if ( (_tmp = jsonObjectGetKey(selhash,core_class)) && !_tmp->size ) {
1806 if (!from_function) {
1807 osrfStringArray* keys = osrfHashKeys( core_fields );
1808 while ( (field = osrfStringArrayGetString(keys, i++)) ) {
1809 if ( strncasecmp( "true", osrfHashGet( osrfHashGet( core_fields, field ), "virtual" ), 4 ) )
1810 jsonObjectPush( _tmp, jsonNewObject( field ) );
1812 osrfStringArrayFree(keys);
1816 // Now we build the actual select list
1817 if (!from_function) {
1819 jsonObject* is_agg = jsonObjectFindPath(selhash, "//aggregate");
1822 jsonIterator* selclass_itr = jsonNewIterator( selhash );
1823 while ( (selclass = jsonIteratorNext( selclass_itr )) ) {
1825 // round trip through the idl, just to be safe
1826 idlClass = osrfHashGet( oilsIDL(), selclass_itr->key );
1827 if (!idlClass) continue;
1828 char* cname = osrfHashGet(idlClass, "classname");
1830 // make sure the target relation is in the join tree
1831 if (strcmp(core_class,cname)) {
1832 if (!join_hash) continue;
1834 if (join_hash->type == JSON_STRING) {
1835 string = jsonObjectToSimpleString(join_hash);
1836 found = strcmp(string,cname) ? NULL : jsonParseString("{\"1\":\"1\"}");
1839 found = jsonObjectFindPath(join_hash, "//%s", cname);
1843 jsonObjectFree(found);
1847 jsonObjectFree(found);
1850 // stitch together the column list ...
1851 jsonIterator* select_itr = jsonNewIterator( selclass );
1852 while ( (selfield = jsonIteratorNext( select_itr )) ) {
1854 char* __column = NULL;
1855 char* __alias = NULL;
1857 // ... if it's a sstring, just toss it on the pile
1858 if (selfield->type == JSON_STRING) {
1860 // again, just to be safe
1861 char* _requested_col = jsonObjectToSimpleString(selfield);
1862 osrfHash* field = osrfHashGet( osrfHashGet( idlClass, "fields" ), _requested_col );
1863 free(_requested_col);
1865 if (!field) continue;
1866 __column = strdup(osrfHashGet(field, "name"));
1871 buffer_add(select_buf, ",");
1875 char* i18n = osrfHashGet(field, "i18n");
1876 if (flags & DISABLE_I18N)
1879 if ( i18n && !strncasecmp("true", i18n, 4)) {
1880 char* pkey = osrfHashGet(idlClass, "primarykey");
1881 char* tname = osrfHashGet(idlClass, "tablename");
1883 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);
1885 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, __column, __column);
1888 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, __column, __column);
1891 // ... but it could be an object, in which case we check for a Field Transform
1894 __column = jsonObjectToSimpleString( jsonObjectGetKeyConst( selfield, "column" ) );
1896 // again, just to be safe
1897 osrfHash* field = osrfHashGet( osrfHashGet( idlClass, "fields" ), __column );
1898 if (!field) continue;
1899 const char* fname = osrfHashGet(field, "name");
1904 buffer_add(select_buf, ",");
1907 if ((tmp_const = jsonObjectGetKeyConst( selfield, "alias" ))) {
1908 __alias = jsonObjectToSimpleString( tmp_const );
1910 __alias = strdup(__column);
1913 if (jsonObjectGetKeyConst( selfield, "transform" )) {
1915 __column = searchFieldTransform(cname, field, selfield);
1916 buffer_fadd(select_buf, " %s AS \"%s\"", __column, __alias);
1919 char* i18n = osrfHashGet(field, "i18n");
1920 if (flags & DISABLE_I18N)
1923 if ( i18n && !strncasecmp("true", i18n, 4)) {
1924 char* pkey = osrfHashGet(idlClass, "primarykey");
1925 char* tname = osrfHashGet(idlClass, "tablename");
1927 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);
1929 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, fname, __alias);
1932 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, fname, __alias);
1937 if (is_agg->size || (flags & SELECT_DISTINCT)) {
1939 if (!jsonBoolIsTrue( jsonObjectGetKey( selfield, "aggregate" ) )) {
1943 buffer_add(group_buf, ",");
1946 buffer_fadd(group_buf, " %d", sel_pos);
1948 } else if (is_agg = jsonObjectGetKey( selfield, "having" )) {
1952 buffer_add(group_buf, ",");
1955 __column = searchFieldTransform(cname, field, selfield);
1956 buffer_fadd(group_buf, " %s", __column);
1957 __column = searchFieldTransform(cname, field, selfield);
1962 if (__column) free(__column);
1963 if (__alias) free(__alias);
1968 // jsonIteratorFree(select_itr);
1971 // jsonIteratorFree(selclass_itr);
1973 if (is_agg) jsonObjectFree(is_agg);
1975 buffer_add(select_buf, "*");
1979 char* col_list = buffer_release(select_buf);
1981 if (!from_function) table = getSourceDefinition(core_meta);
1982 else table = searchValueTransform(join_hash);
1984 // Put it all together
1985 buffer_fadd(sql_buf, "SELECT %s FROM %s AS \"%s\" ", col_list, table, core_class );
1989 if (!from_function) {
1990 // Now, walk the join tree and add that clause
1992 char* join_clause = searchJOIN( join_hash, core_meta );
1993 buffer_add(sql_buf, join_clause);
1997 if ( search_hash ) {
1998 buffer_add(sql_buf, " WHERE ");
2000 // and it's on the the WHERE clause
2001 char* pred = searchWHERE( search_hash, core_meta, AND_OP_JOIN );
2004 osrfAppSessionStatus(
2006 OSRF_STATUS_INTERNALSERVERERROR,
2007 "osrfMethodException",
2009 "Severe query error in WHERE predicate -- see error log for more details"
2012 buffer_free(having_buf);
2013 buffer_free(group_buf);
2014 buffer_free(order_buf);
2015 buffer_free(sql_buf);
2016 if (defaultselhash) jsonObjectFree(defaultselhash);
2019 buffer_add(sql_buf, pred);
2024 if ( having_hash ) {
2025 buffer_add(sql_buf, " HAVING ");
2027 // and it's on the the WHERE clause
2028 char* pred = searchWHERE( having_hash, core_meta, AND_OP_JOIN );
2031 osrfAppSessionStatus(
2033 OSRF_STATUS_INTERNALSERVERERROR,
2034 "osrfMethodException",
2036 "Severe query error in HAVING predicate -- see error log for more details"
2039 buffer_free(having_buf);
2040 buffer_free(group_buf);
2041 buffer_free(order_buf);
2042 buffer_free(sql_buf);
2043 if (defaultselhash) jsonObjectFree(defaultselhash);
2046 buffer_add(sql_buf, pred);
2052 jsonIterator* class_itr = jsonNewIterator( order_hash );
2053 while ( (snode = jsonIteratorNext( class_itr )) ) {
2055 if (!jsonObjectGetKeyConst(selhash,class_itr->key))
2058 if ( snode->type == JSON_HASH ) {
2060 jsonIterator* order_itr = jsonNewIterator( snode );
2061 while ( (onode = jsonIteratorNext( order_itr )) ) {
2063 if (!oilsIDLFindPath( "/%s/fields/%s", class_itr->key, order_itr->key ))
2066 char* direction = NULL;
2067 if ( onode->type == JSON_HASH ) {
2068 if ( jsonObjectGetKeyConst( onode, "transform" ) ) {
2069 string = searchFieldTransform(
2071 oilsIDLFindPath( "/%s/fields/%s", class_itr->key, order_itr->key ),
2075 growing_buffer* field_buf = buffer_init(16);
2076 buffer_fadd(field_buf, "\"%s\".%s", class_itr->key, order_itr->key);
2077 string = buffer_release(field_buf);
2080 if ( (tmp_const = jsonObjectGetKeyConst( onode, "direction" )) ) {
2081 direction = jsonObjectToSimpleString(tmp_const);
2082 if (!strncasecmp(direction, "d", 1)) {
2084 direction = " DESC";
2092 string = strdup(order_itr->key);
2093 direction = jsonObjectToSimpleString(onode);
2094 if (!strncasecmp(direction, "d", 1)) {
2096 direction = " DESC";
2106 buffer_add(order_buf, ", ");
2109 buffer_add(order_buf, string);
2113 buffer_add(order_buf, direction);
2117 // jsonIteratorFree(order_itr);
2119 } else if ( snode->type == JSON_ARRAY ) {
2121 jsonIterator* order_itr = jsonNewIterator( snode );
2122 while ( (onode = jsonIteratorNext( order_itr )) ) {
2124 char* _f = jsonObjectToSimpleString( onode );
2126 if (!oilsIDLFindPath( "/%s/fields/%s", class_itr->key, _f))
2132 buffer_add(order_buf, ", ");
2135 buffer_add(order_buf, _f);
2139 // jsonIteratorFree(order_itr);
2142 // IT'S THE OOOOOOOOOOOLD STYLE!
2144 osrfLogError(OSRF_LOG_MARK, "%s: Possible SQL injection attempt; direct order by is not allowed", MODULENAME);
2145 osrfAppSessionStatus(
2147 OSRF_STATUS_INTERNALSERVERERROR,
2148 "osrfMethodException",
2150 "Severe query error -- see error log for more details"
2154 buffer_free(having_buf);
2155 buffer_free(group_buf);
2156 buffer_free(order_buf);
2157 buffer_free(sql_buf);
2158 if (defaultselhash) jsonObjectFree(defaultselhash);
2159 jsonIteratorFree(class_itr);
2166 // jsonIteratorFree(class_itr);
2168 string = buffer_release(group_buf);
2170 if (strlen(string)) {
2180 string = buffer_release(having_buf);
2182 if (strlen(string)) {
2192 string = buffer_release(order_buf);
2194 if (strlen(string)) {
2205 string = jsonObjectToSimpleString(limit);
2206 buffer_fadd( sql_buf, " LIMIT %d", atoi(string) );
2211 string = jsonObjectToSimpleString(offset);
2212 buffer_fadd( sql_buf, " OFFSET %d", atoi(string) );
2216 buffer_add(sql_buf, ";");
2219 if (defaultselhash) jsonObjectFree(defaultselhash);
2221 return buffer_release(sql_buf);
2225 static char* buildSELECT ( jsonObject* search_hash, jsonObject* order_hash, osrfHash* meta, osrfMethodContext* ctx ) {
2227 const char* locale = osrf_message_get_last_locale();
2229 osrfHash* fields = osrfHashGet(meta, "fields");
2230 char* core_class = osrfHashGet(meta, "classname");
2232 const jsonObject* join_hash = jsonObjectGetKeyConst( order_hash, "join" );
2234 jsonObject* node = NULL;
2235 jsonObject* snode = NULL;
2236 jsonObject* onode = NULL;
2237 const jsonObject* _tmp = NULL;
2238 jsonObject* selhash = NULL;
2239 jsonObject* defaultselhash = NULL;
2241 growing_buffer* sql_buf = buffer_init(128);
2242 growing_buffer* select_buf = buffer_init(128);
2244 if ( !(selhash = jsonObjectGetKey( order_hash, "select" )) ) {
2245 defaultselhash = jsonNewObjectType(JSON_HASH);
2246 selhash = defaultselhash;
2249 if ( !jsonObjectGetKeyConst(selhash,core_class) ) {
2250 jsonObjectSetKey( selhash, core_class, jsonNewObjectType(JSON_ARRAY) );
2251 jsonObject* flist = jsonObjectGetKey( selhash, core_class );
2256 osrfStringArray* keys = osrfHashKeys( fields );
2257 while ( (field = osrfStringArrayGetString(keys, i++)) ) {
2258 if ( strcasecmp( "true", osrfHashGet( osrfHashGet( fields, field ), "virtual" ) ) )
2259 jsonObjectPush( flist, jsonNewObject( field ) );
2261 osrfStringArrayFree(keys);
2265 jsonIterator* class_itr = jsonNewIterator( selhash );
2266 while ( (snode = jsonIteratorNext( class_itr )) ) {
2268 osrfHash* idlClass = osrfHashGet( oilsIDL(), class_itr->key );
2269 if (!idlClass) continue;
2270 char* cname = osrfHashGet(idlClass, "classname");
2272 if (strcmp(core_class,class_itr->key)) {
2273 if (!join_hash) continue;
2275 jsonObject* found = jsonObjectFindPath(join_hash, "//%s", class_itr->key);
2277 jsonObjectFree(found);
2281 jsonObjectFree(found);
2284 jsonIterator* select_itr = jsonNewIterator( snode );
2285 while ( (node = jsonIteratorNext( select_itr )) ) {
2286 char* item_str = jsonObjectToSimpleString(node);
2287 osrfHash* field = osrfHashGet( osrfHashGet( idlClass, "fields" ), item_str );
2289 char* fname = osrfHashGet(field, "name");
2291 if (!field) continue;
2296 buffer_add(select_buf, ",");
2300 char* i18n = osrfHashGet(field, "i18n");
2301 if (jsonBoolIsTrue(jsonObjectGetKey( order_hash, "no_i18n" )))
2304 if ( i18n && !strncasecmp("true", i18n, 4)) {
2305 char* pkey = osrfHashGet(idlClass, "primarykey");
2306 char* tname = osrfHashGet(idlClass, "tablename");
2308 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);
2310 buffer_fadd(select_buf, " \"%s\".%s", cname, fname);
2313 buffer_fadd(select_buf, " \"%s\".%s", cname, fname);
2317 jsonIteratorFree(select_itr);
2320 jsonIteratorFree(class_itr);
2322 char* col_list = buffer_release(select_buf);
2323 char* table = getSourceDefinition(meta);
2325 buffer_fadd(sql_buf, "SELECT %s FROM %s AS \"%s\"", col_list, table, core_class );
2330 char* join_clause = searchJOIN( join_hash, meta );
2331 buffer_fadd(sql_buf, " %s", join_clause);
2335 char* tmpsql = buffer_data(sql_buf);
2336 osrfLogDebug(OSRF_LOG_MARK, "%s pre-predicate SQL = %s", MODULENAME, tmpsql);
2339 buffer_add(sql_buf, " WHERE ");
2341 char* pred = searchWHERE( search_hash, meta, AND_OP_JOIN );
2343 osrfAppSessionStatus(
2345 OSRF_STATUS_INTERNALSERVERERROR,
2346 "osrfMethodException",
2348 "Severe query error -- see error log for more details"
2350 buffer_free(sql_buf);
2351 if(defaultselhash) jsonObjectFree(defaultselhash);
2354 buffer_add(sql_buf, pred);
2359 char* string = NULL;
2360 if ( (_tmp = jsonObjectGetKeyConst( order_hash, "order_by" )) ){
2362 growing_buffer* order_buf = buffer_init(128);
2365 jsonIterator* class_itr = jsonNewIterator( _tmp );
2366 while ( (snode = jsonIteratorNext( class_itr )) ) {
2368 if (!jsonObjectGetKeyConst(selhash,class_itr->key))
2371 if ( snode->type == JSON_HASH ) {
2373 jsonIterator* order_itr = jsonNewIterator( snode );
2374 while ( (onode = jsonIteratorNext( order_itr )) ) {
2376 if (!oilsIDLFindPath( "/%s/fields/%s", class_itr->key, order_itr->key ))
2379 char* direction = NULL;
2380 if ( onode->type == JSON_HASH ) {
2381 if ( jsonObjectGetKeyConst( onode, "transform" ) ) {
2382 string = searchFieldTransform(
2384 oilsIDLFindPath( "/%s/fields/%s", class_itr->key, order_itr->key ),
2388 growing_buffer* field_buf = buffer_init(16);
2389 buffer_fadd(field_buf, "\"%s\".%s", class_itr->key, order_itr->key);
2390 string = buffer_release(field_buf);
2393 if ( (_tmp = jsonObjectGetKeyConst( onode, "direction" )) ) {
2394 direction = jsonObjectToSimpleString(_tmp);
2395 if (!strncasecmp(direction, "d", 1)) {
2397 direction = " DESC";
2405 string = strdup(order_itr->key);
2406 direction = jsonObjectToSimpleString(onode);
2407 if (!strncasecmp(direction, "d", 1)) {
2409 direction = " DESC";
2419 buffer_add(order_buf, ", ");
2422 buffer_add(order_buf, string);
2426 buffer_add(order_buf, direction);
2431 jsonIteratorFree(order_itr);
2434 string = jsonObjectToSimpleString(snode);
2435 buffer_add(order_buf, string);
2442 jsonIteratorFree(class_itr);
2444 string = buffer_release(order_buf);
2446 if (strlen(string)) {
2457 if ( (_tmp = jsonObjectGetKeyConst( order_hash, "limit" )) ){
2458 string = jsonObjectToSimpleString(_tmp);
2467 _tmp = jsonObjectGetKeyConst( order_hash, "offset" );
2469 string = jsonObjectToSimpleString(_tmp);
2479 if (defaultselhash) jsonObjectFree(defaultselhash);
2481 buffer_add(sql_buf, ";");
2482 return buffer_release(sql_buf);
2485 int doJSONSearch ( osrfMethodContext* ctx ) {
2486 OSRF_METHOD_VERIFY_CONTEXT(ctx);
2487 osrfLogDebug(OSRF_LOG_MARK, "Recieved query request");
2492 dbhandle = writehandle;
2494 jsonObject* hash = jsonObjectGetIndex(ctx->params, 0);
2498 if (jsonBoolIsTrue(jsonObjectGetKey( hash, "distinct" )))
2499 flags |= SELECT_DISTINCT;
2501 if ( ((int)jsonObjectGetNumber(jsonObjectGetKey( hash, "distinct" ))) == 1 ) // support 1/0 for perl's sake
2502 flags |= SELECT_DISTINCT;
2504 if (jsonBoolIsTrue(jsonObjectGetKey( hash, "no_i18n" )))
2505 flags |= DISABLE_I18N;
2507 if ( ((int)jsonObjectGetNumber(jsonObjectGetKey( hash, "no_i18n" ))) == 1 ) // support 1/0 for perl's sake
2508 flags |= DISABLE_I18N;
2510 osrfLogDebug(OSRF_LOG_MARK, "Building SQL ...");
2513 jsonObjectGetKey( hash, "select" ),
2514 jsonObjectGetKey( hash, "from" ),
2515 jsonObjectGetKey( hash, "where" ),
2516 jsonObjectGetKey( hash, "having" ),
2517 jsonObjectGetKey( hash, "order_by" ),
2518 jsonObjectGetKey( hash, "limit" ),
2519 jsonObjectGetKey( hash, "offset" ),
2528 osrfLogDebug(OSRF_LOG_MARK, "%s SQL = %s", MODULENAME, sql);
2529 dbi_result result = dbi_conn_query(dbhandle, sql);
2532 osrfLogDebug(OSRF_LOG_MARK, "Query returned with no errors");
2534 if (dbi_result_first_row(result)) {
2535 /* JSONify the result */
2536 osrfLogDebug(OSRF_LOG_MARK, "Query returned at least one row");
2539 jsonObject* return_val = oilsMakeJSONFromResult( result );
2540 osrfAppRespond( ctx, return_val );
2541 jsonObjectFree( return_val );
2542 } while (dbi_result_next_row(result));
2545 osrfLogDebug(OSRF_LOG_MARK, "%s returned no results for query %s", MODULENAME, sql);
2548 osrfAppRespondComplete( ctx, NULL );
2550 /* clean up the query */
2551 dbi_result_free(result);
2555 osrfLogError(OSRF_LOG_MARK, "%s: Error with query [%s]", MODULENAME, sql);
2556 osrfAppSessionStatus(
2558 OSRF_STATUS_INTERNALSERVERERROR,
2559 "osrfMethodException",
2561 "Severe query error -- see error log for more details"
2569 static jsonObject* doFieldmapperSearch ( osrfMethodContext* ctx, osrfHash* meta,
2570 const jsonObject* params, int* err ) {
2573 dbhandle = writehandle;
2575 osrfHash* links = osrfHashGet(meta, "links");
2576 osrfHash* fields = osrfHashGet(meta, "fields");
2577 char* core_class = osrfHashGet(meta, "classname");
2578 char* pkey = osrfHashGet(meta, "primarykey");
2580 const jsonObject* _tmp;
2582 jsonObject* search_hash = jsonObjectGetIndex(params, 0);
2583 jsonObject* order_hash = jsonObjectGetIndex(params, 1);
2585 char* sql = buildSELECT( search_hash, order_hash, meta, ctx );
2591 osrfLogDebug(OSRF_LOG_MARK, "%s SQL = %s", MODULENAME, sql);
2592 dbi_result result = dbi_conn_query(dbhandle, sql);
2594 jsonObject* res_list = jsonNewObjectType(JSON_ARRAY);
2596 osrfLogDebug(OSRF_LOG_MARK, "Query returned with no errors");
2597 osrfHash* dedup = osrfNewHash();
2599 if (dbi_result_first_row(result)) {
2600 /* JSONify the result */
2601 osrfLogDebug(OSRF_LOG_MARK, "Query returned at least one row");
2603 obj = oilsMakeFieldmapperFromResult( result, meta );
2604 int pkey_pos = atoi( osrfHashGet( osrfHashGet( fields, pkey ), "array_position" ) );
2605 char* pkey_val = jsonObjectToSimpleString( jsonObjectGetIndex( obj, pkey_pos ) );
2606 if ( osrfHashGet( dedup, pkey_val ) ) {
2607 jsonObjectFree(obj);
2610 osrfHashSet( dedup, pkey_val, pkey_val );
2611 jsonObjectPush(res_list, obj);
2613 } while (dbi_result_next_row(result));
2615 osrfLogDebug(OSRF_LOG_MARK, "%s returned no results for query %s", MODULENAME, sql);
2618 osrfHashFree(dedup);
2620 /* clean up the query */
2621 dbi_result_free(result);
2624 osrfLogError(OSRF_LOG_MARK, "%s: Error retrieving %s with query [%s]", MODULENAME, osrfHashGet(meta, "fieldmapper"), sql);
2625 osrfAppSessionStatus(
2627 OSRF_STATUS_INTERNALSERVERERROR,
2628 "osrfMethodException",
2630 "Severe query error -- see error log for more details"
2634 jsonObjectFree(res_list);
2641 if (res_list->size && order_hash) {
2642 _tmp = jsonObjectGetKeyConst( order_hash, "flesh" );
2644 int x = (int)jsonObjectGetNumber(_tmp);
2645 if (x == -1 || x > max_flesh_depth) x = max_flesh_depth;
2647 const jsonObject* temp_blob;
2648 if ((temp_blob = jsonObjectGetKeyConst( order_hash, "flesh_fields" )) && x > 0) {
2650 jsonObject* flesh_blob = jsonObjectClone( temp_blob );
2651 const jsonObject* flesh_fields = jsonObjectGetKeyConst( flesh_blob, core_class );
2653 osrfStringArray* link_fields = NULL;
2656 if (flesh_fields->size == 1) {
2657 char* _t = jsonObjectToSimpleString( jsonObjectGetIndex( flesh_fields, 0 ) );
2658 if (!strcmp(_t,"*")) link_fields = osrfHashKeys( links );
2664 link_fields = osrfNewStringArray(1);
2665 jsonIterator* _i = jsonNewIterator( flesh_fields );
2666 while ((_f = jsonIteratorNext( _i ))) {
2667 osrfStringArrayAdd( link_fields, jsonObjectToSimpleString( _f ) );
2669 jsonIteratorFree(_i);
2674 jsonIterator* itr = jsonNewIterator( res_list );
2675 while ((cur = jsonIteratorNext( itr ))) {
2680 while ( (link_field = osrfStringArrayGetString(link_fields, i++)) ) {
2682 osrfLogDebug(OSRF_LOG_MARK, "Starting to flesh %s", link_field);
2684 osrfHash* kid_link = osrfHashGet(links, link_field);
2685 if (!kid_link) continue;
2687 osrfHash* field = osrfHashGet(fields, link_field);
2688 if (!field) continue;
2690 osrfHash* value_field = field;
2692 osrfHash* kid_idl = osrfHashGet(oilsIDL(), osrfHashGet(kid_link, "class"));
2693 if (!kid_idl) continue;
2695 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "has_many" ))) { // has_many
2696 value_field = osrfHashGet( fields, osrfHashGet(meta, "primarykey") );
2699 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "might_have" ))) { // might_have
2700 value_field = osrfHashGet( fields, osrfHashGet(meta, "primarykey") );
2703 osrfStringArray* link_map = osrfHashGet( kid_link, "map" );
2705 if (link_map->size > 0) {
2706 jsonObject* _kid_key = jsonNewObjectType(JSON_ARRAY);
2709 jsonNewObject( osrfStringArrayGetString( link_map, 0 ) )
2714 osrfHashGet(kid_link, "class"),
2721 "Link field: %s, remote class: %s, fkey: %s, reltype: %s",
2722 osrfHashGet(kid_link, "field"),
2723 osrfHashGet(kid_link, "class"),
2724 osrfHashGet(kid_link, "key"),
2725 osrfHashGet(kid_link, "reltype")
2728 jsonObject* fake_params = jsonNewObjectType(JSON_ARRAY);
2729 jsonObjectPush(fake_params, jsonNewObjectType(JSON_HASH)); // search hash
2730 jsonObjectPush(fake_params, jsonNewObjectType(JSON_HASH)); // order/flesh hash
2732 osrfLogDebug(OSRF_LOG_MARK, "Creating dummy params object...");
2735 jsonObjectToSimpleString(
2738 atoi( osrfHashGet(value_field, "array_position") )
2743 osrfLogDebug(OSRF_LOG_MARK, "Nothing to search for!");
2748 jsonObjectGetIndex(fake_params, 0),
2749 osrfHashGet(kid_link, "key"),
2750 jsonNewObject( search_key )
2757 jsonObjectGetIndex(fake_params, 1),
2759 jsonNewNumberObject( (double)(x - 1 + link_map->size) )
2763 jsonObjectSetKey( jsonObjectGetIndex(fake_params, 1), "flesh_fields", jsonObjectClone(flesh_blob) );
2765 if (jsonObjectGetKeyConst(order_hash, "order_by")) {
2767 jsonObjectGetIndex(fake_params, 1),
2769 jsonObjectClone(jsonObjectGetKeyConst(order_hash, "order_by"))
2773 if (jsonObjectGetKeyConst(order_hash, "select")) {
2775 jsonObjectGetIndex(fake_params, 1),
2777 jsonObjectClone(jsonObjectGetKeyConst(order_hash, "select"))
2781 jsonObject* kids = doFieldmapperSearch(ctx, kid_idl, fake_params, err);
2784 jsonObjectFree( fake_params );
2785 osrfStringArrayFree(link_fields);
2786 jsonIteratorFree(itr);
2787 jsonObjectFree(res_list);
2788 jsonObjectFree(flesh_blob);
2792 osrfLogDebug(OSRF_LOG_MARK, "Search for %s return %d linked objects", osrfHashGet(kid_link, "class"), kids->size);
2794 jsonObject* X = NULL;
2795 if ( link_map->size > 0 && kids->size > 0 ) {
2797 kids = jsonNewObjectType(JSON_ARRAY);
2799 jsonObject* _k_node;
2800 jsonIterator* _k = jsonNewIterator( X );
2801 while ((_k_node = jsonIteratorNext( _k ))) {
2807 (unsigned long)atoi(
2813 osrfHashGet(kid_link, "class")
2817 osrfStringArrayGetString( link_map, 0 )
2826 jsonIteratorFree(_k);
2829 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "has_a" )) || !(strcmp( osrfHashGet(kid_link, "reltype"), "might_have" ))) {
2830 osrfLogDebug(OSRF_LOG_MARK, "Storing fleshed objects in %s", osrfHashGet(kid_link, "field"));
2833 (unsigned long)atoi( osrfHashGet( field, "array_position" ) ),
2834 jsonObjectClone( jsonObjectGetIndex(kids, 0) )
2838 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "has_many" ))) { // has_many
2839 osrfLogDebug(OSRF_LOG_MARK, "Storing fleshed objects in %s", osrfHashGet(kid_link, "field"));
2842 (unsigned long)atoi( osrfHashGet( field, "array_position" ) ),
2843 jsonObjectClone( kids )
2848 jsonObjectFree(kids);
2852 jsonObjectFree( kids );
2853 jsonObjectFree( fake_params );
2855 osrfLogDebug(OSRF_LOG_MARK, "Fleshing of %s complete", osrfHashGet(kid_link, "field"));
2856 osrfLogDebug(OSRF_LOG_MARK, "%s", jsonObjectToJSON(cur));
2860 jsonObjectFree( flesh_blob );
2861 osrfStringArrayFree(link_fields);
2862 jsonIteratorFree(itr);
2871 static jsonObject* doUpdate(osrfMethodContext* ctx, int* err ) {
2873 osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
2874 jsonObject* target = jsonObjectGetIndex(ctx->params, 0);
2876 if (!verifyObjectClass(ctx, target)) {
2881 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
2882 osrfAppSessionStatus(
2884 OSRF_STATUS_BADREQUEST,
2885 "osrfMethodException",
2887 "No active transaction -- required for UPDATE"
2893 if (osrfHashGet( meta, "readonly" ) && strncasecmp("true", osrfHashGet( meta, "readonly" ), 4)) {
2894 osrfAppSessionStatus(
2896 OSRF_STATUS_BADREQUEST,
2897 "osrfMethodException",
2899 "Cannot UPDATE readonly class"
2905 dbhandle = writehandle;
2907 char* trans_id = osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" );
2909 // Set the last_xact_id
2910 osrfHash* last_xact_id;
2911 if ((last_xact_id = oilsIDLFindPath("/%s/fields/last_xact_id", target->classname))) {
2912 int index = atoi( osrfHashGet(last_xact_id, "array_position") );
2913 osrfLogDebug(OSRF_LOG_MARK, "Setting last_xact_id to %s on %s at position %d", trans_id, target->classname, index);
2914 jsonObjectSetIndex(target, index, jsonNewObject(trans_id));
2917 char* pkey = osrfHashGet(meta, "primarykey");
2918 osrfHash* fields = osrfHashGet(meta, "fields");
2921 jsonObjectToSimpleString(
2924 atoi( osrfHashGet( osrfHashGet( fields, pkey ), "array_position" ) )
2930 "%s updating %s object with %s = %s",
2932 osrfHashGet(meta, "fieldmapper"),
2937 growing_buffer* sql = buffer_init(128);
2938 buffer_fadd(sql,"UPDATE %s SET", osrfHashGet(meta, "tablename"));
2943 osrfStringArray* field_list = osrfHashKeys( fields );
2944 while ( (field_name = osrfStringArrayGetString(field_list, i++)) ) {
2946 osrfHash* field = osrfHashGet( fields, field_name );
2948 if(!( strcmp( field_name, pkey ) )) continue;
2949 if(!( strcmp( osrfHashGet(osrfHashGet(fields,field_name), "virtual"), "true" ) )) continue;
2951 jsonObject* field_object = jsonObjectGetIndex( target, atoi(osrfHashGet(field, "array_position")) );
2954 if (field_object && field_object->classname) {
2955 value = jsonObjectToSimpleString(
2961 oilsIDLFindPath("/%s/fields", field_object->classname),
2962 (char*)oilsIDLFindPath("/%s/primarykey", field_object->classname)
2971 value = jsonObjectToSimpleString( field_object );
2974 osrfLogDebug( OSRF_LOG_MARK, "Updating %s object with %s = %s", osrfHashGet(meta, "fieldmapper"), field_name, value);
2976 if (!field_object || field_object->type == JSON_NULL) {
2977 if ( !(!( strcmp( osrfHashGet(meta, "classname"), "au" ) ) && !( strcmp( field_name, "passwd" ) )) ) { // arg at the special case!
2978 if (first) first = 0;
2979 else buffer_add(sql, ",");
2980 buffer_fadd( sql, " %s = NULL", field_name );
2983 } else if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
2984 if (first) first = 0;
2985 else buffer_add(sql, ",");
2987 if ( !strncmp(osrfHashGet(field, "datatype"), "INT", (size_t)3) ) {
2988 buffer_fadd( sql, " %s = %ld", field_name, atol(value) );
2989 } else if ( !strcmp(osrfHashGet(field, "datatype"), "NUMERIC") ) {
2990 buffer_fadd( sql, " %s = %f", field_name, atof(value) );
2993 osrfLogDebug( OSRF_LOG_MARK, "%s is of type %s", field_name, osrfHashGet(field, "datatype"));
2996 if ( dbi_conn_quote_string(dbhandle, &value) ) {
2997 if (first) first = 0;
2998 else buffer_add(sql, ",");
2999 buffer_fadd( sql, " %s = %s", field_name, value );
3002 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting string [%s]", MODULENAME, value);
3003 osrfAppSessionStatus(
3005 OSRF_STATUS_INTERNALSERVERERROR,
3006 "osrfMethodException",
3008 "Error quoting string -- please see the error log for more details"
3022 jsonObject* obj = jsonParseString(id);
3024 if ( strcmp( osrfHashGet( osrfHashGet( osrfHashGet(meta, "fields"), pkey ), "primitive" ), "number" ) )
3025 dbi_conn_quote_string(dbhandle, &id);
3027 buffer_fadd( sql, " WHERE %s = %s;", pkey, id );
3029 char* query = buffer_release(sql);
3030 osrfLogDebug(OSRF_LOG_MARK, "%s: Update SQL [%s]", MODULENAME, query);
3032 dbi_result result = dbi_conn_query(dbhandle, query);
3036 jsonObjectFree(obj);
3037 obj = jsonNewObject(NULL);
3040 "%s ERROR updating %s object with %s = %s",
3042 osrfHashGet(meta, "fieldmapper"),
3053 static jsonObject* doDelete(osrfMethodContext* ctx, int* err ) {
3055 osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
3057 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
3058 osrfAppSessionStatus(
3060 OSRF_STATUS_BADREQUEST,
3061 "osrfMethodException",
3063 "No active transaction -- required for DELETE"
3069 if (osrfHashGet( meta, "readonly" ) && strncasecmp("true", osrfHashGet( meta, "readonly" ), 4)) {
3070 osrfAppSessionStatus(
3072 OSRF_STATUS_BADREQUEST,
3073 "osrfMethodException",
3075 "Cannot DELETE readonly class"
3081 dbhandle = writehandle;
3085 char* pkey = osrfHashGet(meta, "primarykey");
3088 if (jsonObjectGetIndex(ctx->params, 0)->classname) {
3089 if (!verifyObjectClass(ctx, jsonObjectGetIndex( ctx->params, 0 ))) {
3094 id = jsonObjectToSimpleString(
3096 jsonObjectGetIndex(ctx->params, 0),
3097 atoi( osrfHashGet( osrfHashGet( osrfHashGet(meta, "fields"), pkey ), "array_position") )
3101 id = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
3106 "%s deleting %s object with %s = %s",
3108 osrfHashGet(meta, "fieldmapper"),
3113 obj = jsonParseString(id);
3115 if ( strcmp( osrfHashGet( osrfHashGet( osrfHashGet(meta, "fields"), pkey ), "primitive" ), "number" ) )
3116 dbi_conn_quote_string(writehandle, &id);
3118 dbi_result result = dbi_conn_queryf(writehandle, "DELETE FROM %s WHERE %s = %s;", osrfHashGet(meta, "tablename"), pkey, id);
3121 jsonObjectFree(obj);
3122 obj = jsonNewObject(NULL);
3125 "%s ERROR deleting %s object with %s = %s",
3127 osrfHashGet(meta, "fieldmapper"),
3140 static jsonObject* oilsMakeFieldmapperFromResult( dbi_result result, osrfHash* meta) {
3141 if(!(result && meta)) return jsonNULL;
3143 jsonObject* object = jsonNewObject(NULL);
3144 jsonObjectSetClass(object, osrfHashGet(meta, "classname"));
3146 osrfHash* fields = osrfHashGet(meta, "fields");
3148 osrfLogInternal(OSRF_LOG_MARK, "Setting object class to %s ", object->classname);
3152 char dt_string[256];
3156 int columnIndex = 1;
3158 unsigned short type;
3159 const char* columnName;
3161 /* cycle through the column list */
3162 while( (columnName = dbi_result_get_field_name(result, columnIndex++)) ) {
3164 osrfLogInternal(OSRF_LOG_MARK, "Looking for column named [%s]...", (char*)columnName);
3166 fmIndex = -1; // reset the position
3168 /* determine the field type and storage attributes */
3169 type = dbi_result_get_field_type(result, columnName);
3170 attr = dbi_result_get_field_attribs(result, columnName);
3172 /* fetch the fieldmapper index */
3173 if( (_f = osrfHashGet(fields, (char*)columnName)) ) {
3174 char* virt = (char*)osrfHashGet(_f, "virtual");
3175 char* pos = (char*)osrfHashGet(_f, "array_position");
3177 if ( !virt || !pos || !(strcmp( virt, "true" )) ) continue;
3179 fmIndex = atoi( pos );
3180 osrfLogInternal(OSRF_LOG_MARK, "... Found column at position [%s]...", pos);
3185 if (dbi_result_field_is_null(result, columnName)) {
3186 jsonObjectSetIndex( object, fmIndex, jsonNewObject(NULL) );
3191 case DBI_TYPE_INTEGER :
3193 if( attr & DBI_INTEGER_SIZE8 )
3194 jsonObjectSetIndex( object, fmIndex,
3195 jsonNewNumberObject(dbi_result_get_longlong(result, columnName)));
3197 jsonObjectSetIndex( object, fmIndex,
3198 jsonNewNumberObject(dbi_result_get_int(result, columnName)));
3202 case DBI_TYPE_DECIMAL :
3203 jsonObjectSetIndex( object, fmIndex,
3204 jsonNewNumberObject(dbi_result_get_double(result, columnName)));
3207 case DBI_TYPE_STRING :
3213 jsonNewObject( dbi_result_get_string(result, columnName) )
3218 case DBI_TYPE_DATETIME :
3220 memset(dt_string, '\0', sizeof(dt_string));
3221 memset(&gmdt, '\0', sizeof(gmdt));
3223 _tmp_dt = dbi_result_get_datetime(result, columnName);
3226 if (!(attr & DBI_DATETIME_DATE)) {
3227 gmtime_r( &_tmp_dt, &gmdt );
3228 strftime(dt_string, sizeof(dt_string), "%T", &gmdt);
3229 } else if (!(attr & DBI_DATETIME_TIME)) {
3230 localtime_r( &_tmp_dt, &gmdt );
3231 strftime(dt_string, sizeof(dt_string), "%F", &gmdt);
3233 localtime_r( &_tmp_dt, &gmdt );
3234 strftime(dt_string, sizeof(dt_string), "%FT%T%z", &gmdt);
3237 jsonObjectSetIndex( object, fmIndex, jsonNewObject(dt_string) );
3241 case DBI_TYPE_BINARY :
3242 osrfLogError( OSRF_LOG_MARK,
3243 "Can't do binary at column %s : index %d", columnName, columnIndex - 1);
3251 static jsonObject* oilsMakeJSONFromResult( dbi_result result ) {
3252 if(!result) return jsonNULL;
3254 jsonObject* object = jsonNewObject(NULL);
3257 char dt_string[256];
3261 int columnIndex = 1;
3263 unsigned short type;
3264 const char* columnName;
3266 /* cycle through the column list */
3267 while( (columnName = dbi_result_get_field_name(result, columnIndex++)) ) {
3269 osrfLogInternal(OSRF_LOG_MARK, "Looking for column named [%s]...", (char*)columnName);
3271 fmIndex = -1; // reset the position
3273 /* determine the field type and storage attributes */
3274 type = dbi_result_get_field_type(result, columnName);
3275 attr = dbi_result_get_field_attribs(result, columnName);
3277 if (dbi_result_field_is_null(result, columnName)) {
3278 jsonObjectSetKey( object, columnName, jsonNewObject(NULL) );
3283 case DBI_TYPE_INTEGER :
3285 if( attr & DBI_INTEGER_SIZE8 )
3286 jsonObjectSetKey( object, columnName, jsonNewNumberObject(dbi_result_get_longlong(result, columnName)) );
3288 jsonObjectSetKey( object, columnName, jsonNewNumberObject(dbi_result_get_int(result, columnName)) );
3291 case DBI_TYPE_DECIMAL :
3292 jsonObjectSetKey( object, columnName, jsonNewNumberObject(dbi_result_get_double(result, columnName)) );
3295 case DBI_TYPE_STRING :
3296 jsonObjectSetKey( object, columnName, jsonNewObject(dbi_result_get_string(result, columnName)) );
3299 case DBI_TYPE_DATETIME :
3301 memset(dt_string, '\0', sizeof(dt_string));
3302 memset(&gmdt, '\0', sizeof(gmdt));
3304 _tmp_dt = dbi_result_get_datetime(result, columnName);
3307 if (!(attr & DBI_DATETIME_DATE)) {
3308 gmtime_r( &_tmp_dt, &gmdt );
3309 strftime(dt_string, sizeof(dt_string), "%T", &gmdt);
3310 } else if (!(attr & DBI_DATETIME_TIME)) {
3311 localtime_r( &_tmp_dt, &gmdt );
3312 strftime(dt_string, sizeof(dt_string), "%F", &gmdt);
3314 localtime_r( &_tmp_dt, &gmdt );
3315 strftime(dt_string, sizeof(dt_string), "%FT%T%z", &gmdt);
3318 jsonObjectSetKey( object, columnName, jsonNewObject(dt_string) );
3321 case DBI_TYPE_BINARY :
3322 osrfLogError( OSRF_LOG_MARK,
3323 "Can't do binary at column %s : index %d", columnName, columnIndex - 1);