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 "objson/object.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 jsonObjectNode* );
56 static char* searchFieldTransform ( const char*, osrfHash*, const jsonObject*);
57 static char* searchFieldTransformPredicate ( const char*, osrfHash*, jsonObjectNode* );
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 */
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 dbi_conn_query(writehandle, "ROLLBACK;");
83 dbi_conn_close(writehandle);
88 dbi_conn_close(dbhandle);
90 // XXX add cleanup of readHandles whenever that gets used
95 int osrfAppInitialize() {
96 growing_buffer* method_name;
98 osrfLogInfo(OSRF_LOG_MARK, "Initializing the CStore Server...");
99 osrfLogInfo(OSRF_LOG_MARK, "Finding XML file...");
101 if (!oilsIDLInit( osrf_settings_host_value("/IDL") )) return 1; /* return non-zero to indicate error */
103 // Generic search thingy
104 method_name = buffer_init(64);
105 buffer_fadd(method_name, "%s.json_query", MODULENAME);
106 char* method_str = buffer_data(method_name);
107 osrfAppRegisterMethod( MODULENAME, method_str, "doJSONSearch", "", 1, OSRF_METHOD_STREAMING );
110 // first we register all the transaction and savepoint methods
111 buffer_reset(method_name);
112 buffer_fadd(method_name, "%s.transaction.begin", MODULENAME);
113 method_str = buffer_data(method_name);
114 osrfAppRegisterMethod( MODULENAME, method_str, "beginTransaction", "", 0, 0 );
117 buffer_reset(method_name);
118 buffer_fadd(method_name, "%s.transaction.commit", MODULENAME);
119 method_str = buffer_data(method_name);
120 osrfAppRegisterMethod( MODULENAME, method_str, "commitTransaction", "", 0, 0 );
123 buffer_reset(method_name);
124 buffer_fadd(method_name, "%s.transaction.rollback", MODULENAME);
125 method_str = buffer_data(method_name);
126 osrfAppRegisterMethod( MODULENAME, method_str, "rollbackTransaction", "", 0, 0 );
129 buffer_reset(method_name);
130 buffer_fadd(method_name, "%s.savepoint.set", MODULENAME);
131 method_str = buffer_data(method_name);
132 osrfAppRegisterMethod( MODULENAME, method_str, "setSavepoint", "", 1, 0 );
135 buffer_reset(method_name);
136 buffer_fadd(method_name, "%s.savepoint.release", MODULENAME);
137 method_str = buffer_data(method_name);
138 osrfAppRegisterMethod( MODULENAME, method_str, "releaseSavepoint", "", 1, 0 );
141 buffer_reset(method_name);
142 buffer_fadd(method_name, "%s.savepoint.rollback", MODULENAME);
143 method_str = buffer_data(method_name);
144 osrfAppRegisterMethod( MODULENAME, method_str, "rollbackSavepoint", "", 1, 0 );
147 buffer_free(method_name);
149 osrfStringArray* global_methods = osrfNewStringArray(6);
151 osrfStringArrayAdd( global_methods, "create" );
152 osrfStringArrayAdd( global_methods, "retrieve" );
153 osrfStringArrayAdd( global_methods, "update" );
154 osrfStringArrayAdd( global_methods, "delete" );
155 osrfStringArrayAdd( global_methods, "search" );
156 osrfStringArrayAdd( global_methods, "id_list" );
160 osrfStringArray* classes = osrfHashKeys( oilsIDL() );
161 osrfLogDebug(OSRF_LOG_MARK, "%d classes loaded", classes->size );
162 osrfLogDebug(OSRF_LOG_MARK, "At least %d methods will be generated", classes->size * global_methods->size);
164 while ( (classname = osrfStringArrayGetString(classes, c_index++)) ) {
165 osrfLogInfo(OSRF_LOG_MARK, "Generating class methods for %s", classname);
167 osrfHash* idlClass = osrfHashGet(oilsIDL(), classname);
169 if (!osrfStringArrayContains( osrfHashGet(idlClass, "controller"), MODULENAME )) {
170 osrfLogInfo(OSRF_LOG_MARK, "%s is not listed as a controller for %s, moving on", MODULENAME, classname);
174 char* virt = osrfHashGet(idlClass, "virtual");
175 if (virt && !strcmp( virt, "true")) {
176 osrfLogDebug(OSRF_LOG_MARK, "Class %s is virtual, skipping", classname );
185 osrfHash* method_meta;
186 while ( (method_type = osrfStringArrayGetString(global_methods, i++)) ) {
187 osrfLogDebug(OSRF_LOG_MARK, "Using files to build %s class methods for %s", method_type, classname);
189 if (!osrfHashGet(idlClass, "fieldmapper")) continue;
191 char* readonly = osrfHashGet(idlClass, "readonly");
193 !strncasecmp( "true", readonly, 4) &&
194 ( *method_type == 's' || *method_type == 'r' || *method_type == 'i')
197 method_meta = osrfNewHash();
198 osrfHashSet(method_meta, idlClass, "class");
200 _fm = strdup( (char*)osrfHashGet(idlClass, "fieldmapper") );
201 part = strtok_r(_fm, ":", &st_tmp);
203 growing_buffer* method_name = buffer_init(64);
204 buffer_fadd(method_name, "%s.direct.%s", MODULENAME, part);
206 while ((part = strtok_r(NULL, ":", &st_tmp))) {
207 buffer_fadd(method_name, ".%s", part);
209 buffer_fadd(method_name, ".%s", method_type);
212 char* method = buffer_release(method_name);
215 osrfHashSet( method_meta, method, "methodname" );
216 osrfHashSet( method_meta, method_type, "methodtype" );
219 if (!(strcmp( method_type, "search" )) || !(strcmp( method_type, "id_list" ))) {
220 flags = flags | OSRF_METHOD_STREAMING;
223 osrfAppRegisterExtendedMethod(
226 "dispatchCRUDMethod",
240 static char* getSourceDefinition( osrfHash* class ) {
242 char* tabledef = osrfHashGet(class, "tablename");
245 growing_buffer* tablebuf = buffer_init(128);
246 tabledef = osrfHashGet(class, "source_definition");
249 buffer_fadd( tablebuf, "(%s)", tabledef );
250 tabledef = buffer_release(tablebuf);
252 tabledef = strdup(tabledef);
259 * Connects to the database
261 int osrfAppChildInit() {
263 osrfLogDebug(OSRF_LOG_MARK, "Attempting to initialize libdbi...");
264 dbi_initialize(NULL);
265 osrfLogDebug(OSRF_LOG_MARK, "... libdbi initialized.");
267 char* driver = osrf_settings_host_value("/apps/%s/app_settings/driver", MODULENAME);
268 char* user = osrf_settings_host_value("/apps/%s/app_settings/database/user", MODULENAME);
269 char* host = osrf_settings_host_value("/apps/%s/app_settings/database/host", MODULENAME);
270 char* port = osrf_settings_host_value("/apps/%s/app_settings/database/port", MODULENAME);
271 char* db = osrf_settings_host_value("/apps/%s/app_settings/database/db", MODULENAME);
272 char* pw = osrf_settings_host_value("/apps/%s/app_settings/database/pw", MODULENAME);
273 char* md = osrf_settings_host_value("/apps/%s/app_settings/max_query_recursion", MODULENAME);
275 osrfLogDebug(OSRF_LOG_MARK, "Attempting to load the database driver [%s]...", driver);
276 writehandle = dbi_conn_new(driver);
279 osrfLogError(OSRF_LOG_MARK, "Error loading database driver [%s]", driver);
282 osrfLogDebug(OSRF_LOG_MARK, "Database driver [%s] seems OK", driver);
284 osrfLogInfo(OSRF_LOG_MARK, "%s connecting to database. host=%s, "
285 "port=%s, user=%s, pw=%s, db=%s", MODULENAME, host, port, user, pw, db );
287 if(host) dbi_conn_set_option(writehandle, "host", host );
288 if(port) dbi_conn_set_option_numeric( writehandle, "port", atoi(port) );
289 if(user) dbi_conn_set_option(writehandle, "username", user);
290 if(pw) dbi_conn_set_option(writehandle, "password", pw );
291 if(db) dbi_conn_set_option(writehandle, "dbname", db );
293 if(md) max_flesh_depth = atoi(md);
294 if(max_flesh_depth < 0) max_flesh_depth = 1;
295 if(max_flesh_depth > 1000) max_flesh_depth = 1000;
304 if (dbi_conn_connect(writehandle) < 0) {
306 if (dbi_conn_connect(writehandle) < 0) {
307 dbi_conn_error(writehandle, &err);
308 osrfLogError( OSRF_LOG_MARK, "Error connecting to database: %s", err);
313 osrfLogInfo(OSRF_LOG_MARK, "%s successfully connected to the database", MODULENAME);
319 osrfStringArray* classes = osrfHashKeys( oilsIDL() );
321 while ( (classname = osrfStringArrayGetString(classes, i++)) ) {
322 osrfHash* class = osrfHashGet( oilsIDL(), classname );
323 osrfHash* fields = osrfHashGet( class, "fields" );
325 char* virt = osrfHashGet(class, "virtual");
326 if (virt && !strcmp( virt, "true")) {
327 osrfLogDebug(OSRF_LOG_MARK, "Class %s is virtual, skipping", classname );
331 char* tabledef = getSourceDefinition(class);
333 growing_buffer* sql_buf = buffer_init(32);
334 buffer_fadd( sql_buf, "SELECT * FROM %s AS x WHERE 1=0;", tabledef );
338 char* sql = buffer_release(sql_buf);
339 osrfLogDebug(OSRF_LOG_MARK, "%s Investigatory SQL = %s", MODULENAME, sql);
341 dbi_result result = dbi_conn_query(writehandle, sql);
347 const char* columnName;
349 while( (columnName = dbi_result_get_field_name(result, columnIndex++)) ) {
351 osrfLogInternal(OSRF_LOG_MARK, "Looking for column named [%s]...", (char*)columnName);
353 /* fetch the fieldmapper index */
354 if( (_f = osrfHashGet(fields, (char*)columnName)) ) {
356 osrfLogDebug(OSRF_LOG_MARK, "Found [%s] in IDL hash...", (char*)columnName);
358 /* determine the field type and storage attributes */
359 type = dbi_result_get_field_type(result, columnName);
360 attr = dbi_result_get_field_attribs(result, columnName);
364 case DBI_TYPE_INTEGER :
366 if ( !osrfHashGet(_f, "primitive") )
367 osrfHashSet(_f,"number", "primitive");
369 if( attr & DBI_INTEGER_SIZE8 )
370 osrfHashSet(_f,"INT8", "datatype");
372 osrfHashSet(_f,"INT", "datatype");
375 case DBI_TYPE_DECIMAL :
376 if ( !osrfHashGet(_f, "primitive") )
377 osrfHashSet(_f,"number", "primitive");
379 osrfHashSet(_f,"NUMERIC", "datatype");
382 case DBI_TYPE_STRING :
383 if ( !osrfHashGet(_f, "primitive") )
384 osrfHashSet(_f,"string", "primitive");
385 osrfHashSet(_f,"TEXT", "datatype");
388 case DBI_TYPE_DATETIME :
389 if ( !osrfHashGet(_f, "primitive") )
390 osrfHashSet(_f,"string", "primitive");
392 osrfHashSet(_f,"TIMESTAMP", "datatype");
395 case DBI_TYPE_BINARY :
396 if ( !osrfHashGet(_f, "primitive") )
397 osrfHashSet(_f,"string", "primitive");
399 osrfHashSet(_f,"BYTEA", "datatype");
404 "Setting [%s] to primitive [%s] and datatype [%s]...",
406 osrfHashGet(_f, "primitive"),
407 osrfHashGet(_f, "datatype")
411 dbi_result_free(result);
413 osrfLogDebug(OSRF_LOG_MARK, "No data found for class [%s]...", (char*)classname);
417 osrfStringArrayFree(classes);
422 void userDataFree( void* blob ) {
423 osrfHashFree( (osrfHash*)blob );
427 static void sessionDataFree( char* key, void* item ) {
428 if (!(strcmp(key,"xact_id"))) {
430 dbi_conn_query(writehandle, "ROLLBACK;");
437 int beginTransaction ( osrfMethodContext* ctx ) {
438 OSRF_METHOD_VERIFY_CONTEXT(ctx);
440 dbi_result result = dbi_conn_query(writehandle, "START TRANSACTION;");
442 osrfLogError(OSRF_LOG_MARK, "%s: Error starting transaction", MODULENAME );
443 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error starting transaction" );
446 jsonObject* ret = jsonNewObject(ctx->session->session_id);
447 osrfAppRespondComplete( ctx, ret );
450 if (!ctx->session->userData) {
451 ctx->session->userData = osrfNewHash();
452 ((osrfHash*)ctx->session->userData)->freeItem = &sessionDataFree;
455 osrfHashSet( (osrfHash*)ctx->session->userData, strdup( ctx->session->session_id ), "xact_id" );
456 ctx->session->userDataFree = &userDataFree;
462 int setSavepoint ( osrfMethodContext* ctx ) {
463 OSRF_METHOD_VERIFY_CONTEXT(ctx);
465 char* spName = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
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 dbi_result result = dbi_conn_queryf(writehandle, "SAVEPOINT \"%s\";", spName);
482 "%s: Error creating savepoint %s in transaction %s",
485 osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )
487 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error creating savepoint" );
490 jsonObject* ret = jsonNewObject(spName);
491 osrfAppRespondComplete( ctx, ret );
497 int releaseSavepoint ( osrfMethodContext* ctx ) {
498 OSRF_METHOD_VERIFY_CONTEXT(ctx);
500 char* spName = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
502 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
503 osrfAppSessionStatus(
505 OSRF_STATUS_INTERNALSERVERERROR,
506 "osrfMethodException",
508 "No active transaction -- required for savepoints"
513 dbi_result result = dbi_conn_queryf(writehandle, "RELEASE SAVEPOINT \"%s\";", spName);
517 "%s: Error releasing savepoint %s in transaction %s",
520 osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )
522 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error releasing savepoint" );
525 jsonObject* ret = jsonNewObject(spName);
526 osrfAppRespondComplete( ctx, ret );
532 int rollbackSavepoint ( osrfMethodContext* ctx ) {
533 OSRF_METHOD_VERIFY_CONTEXT(ctx);
535 char* spName = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
537 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
538 osrfAppSessionStatus(
540 OSRF_STATUS_INTERNALSERVERERROR,
541 "osrfMethodException",
543 "No active transaction -- required for savepoints"
548 dbi_result result = dbi_conn_queryf(writehandle, "ROLLBACK TO SAVEPOINT \"%s\";", spName);
552 "%s: Error rolling back savepoint %s in transaction %s",
555 osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )
557 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error rolling back savepoint" );
560 jsonObject* ret = jsonNewObject(spName);
561 osrfAppRespondComplete( ctx, ret );
567 int commitTransaction ( osrfMethodContext* ctx ) {
568 OSRF_METHOD_VERIFY_CONTEXT(ctx);
570 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
571 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "No active transaction to commit" );
575 dbi_result result = dbi_conn_query(writehandle, "COMMIT;");
577 osrfLogError(OSRF_LOG_MARK, "%s: Error committing transaction", MODULENAME );
578 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error committing transaction" );
581 osrfHashRemove(ctx->session->userData, "xact_id");
582 jsonObject* ret = jsonNewObject(ctx->session->session_id);
583 osrfAppRespondComplete( ctx, ret );
589 int rollbackTransaction ( osrfMethodContext* ctx ) {
590 OSRF_METHOD_VERIFY_CONTEXT(ctx);
592 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
593 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "No active transaction to roll back" );
597 dbi_result result = dbi_conn_query(writehandle, "ROLLBACK;");
599 osrfLogError(OSRF_LOG_MARK, "%s: Error rolling back transaction", MODULENAME );
600 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error rolling back transaction" );
603 osrfHashRemove(ctx->session->userData, "xact_id");
604 jsonObject* ret = jsonNewObject(ctx->session->session_id);
605 osrfAppRespondComplete( ctx, ret );
611 int dispatchCRUDMethod ( osrfMethodContext* ctx ) {
612 OSRF_METHOD_VERIFY_CONTEXT(ctx);
614 osrfHash* meta = (osrfHash*) ctx->method->userData;
615 osrfHash* class_obj = osrfHashGet( meta, "class" );
619 jsonObject * obj = NULL;
620 if (!strcmp( (char*)osrfHashGet(meta, "methodtype"), "create"))
621 obj = doCreate(ctx, &err);
623 if (!strcmp( (char*)osrfHashGet(meta, "methodtype"), "retrieve"))
624 obj = doRetrieve(ctx, &err);
626 if (!strcmp( (char*)osrfHashGet(meta, "methodtype"), "update"))
627 obj = doUpdate(ctx, &err);
629 if (!strcmp( (char*)osrfHashGet(meta, "methodtype"), "delete"))
630 obj = doDelete(ctx, &err);
632 if (!strcmp( (char*)osrfHashGet(meta, "methodtype"), "search")) {
634 obj = doFieldmapperSearch(ctx, class_obj, ctx->params, &err);
638 jsonObjectIterator* itr = jsonNewObjectIterator( obj );
639 while ((cur = jsonObjectIteratorNext( itr ))) {
640 osrfAppRespond( ctx, jsonObjectClone(cur->item) );
642 jsonObjectIteratorFree(itr);
643 osrfAppRespondComplete( ctx, NULL );
645 } else if (!strcmp( (char*)osrfHashGet(meta, "methodtype"), "id_list")) {
647 jsonObject* _p = jsonObjectClone( ctx->params );
648 if (jsonObjectGetIndex( _p, 1 )) {
649 jsonObjectRemoveKey( jsonObjectGetIndex( _p, 1 ), "flesh" );
650 jsonObjectRemoveKey( jsonObjectGetIndex( _p, 1 ), "flesh_columns" );
652 jsonObjectSetIndex( _p, 1, jsonParseString("{}") );
655 growing_buffer* sel_list = buffer_init(16);
656 buffer_fadd(sel_list, "{ \"%s\":[\"%s\"] }", osrfHashGet( class_obj, "classname" ), osrfHashGet( class_obj, "primarykey" ));
657 char* _s = buffer_release(sel_list);
659 jsonObjectSetKey( jsonObjectGetIndex( _p, 1 ), "select", jsonParseString(_s) );
660 osrfLogDebug(OSRF_LOG_MARK, "%s: Select qualifer set to [%s]", MODULENAME, _s);
663 obj = doFieldmapperSearch(ctx, class_obj, _p, &err);
667 jsonObjectIterator* itr = jsonNewObjectIterator( obj );
668 while ((cur = jsonObjectIteratorNext( itr ))) {
677 osrfHashGet( class_obj, "fields" ),
678 osrfHashGet( class_obj, "primarykey")
687 jsonObjectIteratorFree(itr);
688 osrfAppRespondComplete( ctx, NULL );
691 osrfAppRespondComplete( ctx, obj );
699 static int verifyObjectClass ( osrfMethodContext* ctx, const jsonObject* param ) {
701 osrfHash* meta = (osrfHash*) ctx->method->userData;
702 osrfHash* class = osrfHashGet( meta, "class" );
704 if (!param->classname || (strcmp( osrfHashGet(class, "classname"), param->classname ))) {
706 growing_buffer* msg = buffer_init(128);
709 "%s: %s method for type %s was passed a %s",
711 osrfHashGet(meta, "methodtype"),
712 osrfHashGet(class, "classname"),
716 char* m = buffer_release(msg);
717 osrfAppSessionStatus( ctx->session, OSRF_STATUS_BADREQUEST, "osrfMethodException", ctx->request, m );
726 static jsonObject* doCreate(osrfMethodContext* ctx, int* err ) {
728 osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
729 jsonObject* target = jsonObjectGetIndex( ctx->params, 0 );
730 jsonObject* options = jsonObjectGetIndex( ctx->params, 1 );
732 if (!verifyObjectClass(ctx, target)) {
737 osrfLogDebug( OSRF_LOG_MARK, "Object seems to be of the correct type" );
739 if (!ctx->session || !ctx->session->userData || !osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
740 osrfLogError( OSRF_LOG_MARK, "No active transaction -- required for CREATE" );
742 osrfAppSessionStatus(
744 OSRF_STATUS_BADREQUEST,
745 "osrfMethodException",
747 "No active transaction -- required for CREATE"
753 if (osrfHashGet( meta, "readonly" ) && strncasecmp("true", osrfHashGet( meta, "readonly" ), 4)) {
754 osrfAppSessionStatus(
756 OSRF_STATUS_BADREQUEST,
757 "osrfMethodException",
759 "Cannot INSERT readonly class"
766 char* trans_id = osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" );
768 // Set the last_xact_id
769 osrfHash* last_xact_id;
770 if ((last_xact_id = oilsIDLFindPath("/%s/fields/last_xact_id", target->classname))) {
771 int index = atoi( osrfHashGet(last_xact_id, "array_position") );
772 osrfLogDebug(OSRF_LOG_MARK, "Setting last_xact_id to %s on %s at position %d", trans_id, target->classname, index);
773 jsonObjectSetIndex(target, index, jsonNewObject(trans_id));
776 osrfLogDebug( OSRF_LOG_MARK, "There is a transaction running..." );
778 dbhandle = writehandle;
780 osrfHash* fields = osrfHashGet(meta, "fields");
781 char* pkey = osrfHashGet(meta, "primarykey");
782 char* seq = osrfHashGet(meta, "sequence");
784 growing_buffer* table_buf = buffer_init(128);
785 growing_buffer* col_buf = buffer_init(128);
786 growing_buffer* val_buf = buffer_init(128);
788 buffer_fadd(table_buf,"INSERT INTO %s", osrfHashGet(meta, "tablename"));
789 buffer_add(col_buf,"(");
790 buffer_add(val_buf,"VALUES (");
796 osrfStringArray* field_list = osrfHashKeys( fields );
797 while ( (field_name = osrfStringArrayGetString(field_list, i++)) ) {
799 osrfHash* field = osrfHashGet( fields, field_name );
801 if(!( strcmp( osrfHashGet(osrfHashGet(fields,field_name), "virtual"), "true" ) )) continue;
803 jsonObject* field_object = jsonObjectGetIndex( target, atoi(osrfHashGet(field, "array_position")) );
806 if (field_object && field_object->classname) {
807 value = jsonObjectToSimpleString(
813 oilsIDLFindPath("/%s/fields", field_object->classname),
814 (char*)oilsIDLFindPath("/%s/primarykey", field_object->classname)
823 value = jsonObjectToSimpleString( field_object );
830 buffer_add(col_buf, ",");
831 buffer_add(val_buf, ",");
834 buffer_add(col_buf, field_name);
836 if (!field_object || field_object->type == JSON_NULL) {
837 buffer_add( val_buf, "DEFAULT" );
839 } else if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
840 if ( !strcmp(osrfHashGet(field, "datatype"), "INT8") ) {
841 buffer_fadd( val_buf, "%lld", atoll(value) );
843 } else if ( !strcmp(osrfHashGet(field, "datatype"), "INT") ) {
844 buffer_fadd( val_buf, "%d", atoi(value) );
846 } else if ( !strcmp(osrfHashGet(field, "datatype"), "NUMERIC") ) {
847 buffer_fadd( val_buf, "%f", atof(value) );
850 if ( dbi_conn_quote_string(writehandle, &value) ) {
851 buffer_fadd( val_buf, "%s", value );
854 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting string [%s]", MODULENAME, value);
855 osrfAppSessionStatus(
857 OSRF_STATUS_INTERNALSERVERERROR,
858 "osrfMethodException",
860 "Error quoting string -- please see the error log for more details"
863 buffer_free(table_buf);
864 buffer_free(col_buf);
865 buffer_free(val_buf);
876 buffer_add(col_buf,")");
877 buffer_add(val_buf,")");
879 char* table_str = buffer_release(table_buf);
880 char* col_str = buffer_release(col_buf);
881 char* val_str = buffer_release(val_buf);
882 growing_buffer* sql = buffer_init(128);
883 buffer_fadd( sql, "%s %s %s;", table_str, col_str, val_str );
888 char* query = buffer_release(sql);
890 osrfLogDebug(OSRF_LOG_MARK, "%s: Insert SQL [%s]", MODULENAME, query);
893 dbi_result result = dbi_conn_query(writehandle, query);
895 jsonObject* obj = NULL;
898 obj = jsonNewObject(NULL);
901 "%s ERROR inserting %s object using query [%s]",
903 osrfHashGet(meta, "fieldmapper"),
906 osrfAppSessionStatus(
908 OSRF_STATUS_INTERNALSERVERERROR,
909 "osrfMethodException",
911 "INSERT error -- please see the error log for more details"
916 int pos = atoi(osrfHashGet( osrfHashGet(fields, pkey), "array_position" ));
917 char* id = jsonObjectToSimpleString(jsonObjectGetIndex(target, pos));
919 unsigned long long new_id = dbi_conn_sequence_last(writehandle, seq);
920 growing_buffer* _id = buffer_init(10);
921 buffer_fadd(_id, "%lld", new_id);
922 id = buffer_release(_id);
926 || !jsonObjectGetKeyConst( options, "quiet")
927 || strcmp( jsonObjectToSimpleString(jsonObjectGetKeyConst( options, "quiet")), "true" )
930 jsonObject* fake_params = jsonParseString("[]");
931 jsonObjectPush(fake_params, jsonParseString("{}"));
934 jsonObjectGetIndex(fake_params, 0),
935 osrfHashGet(meta, "primarykey"),
939 jsonObject* list = doFieldmapperSearch( ctx,meta, fake_params, err);
942 jsonObjectFree( fake_params );
945 obj = jsonObjectClone( jsonObjectGetIndex(list, 0) );
948 jsonObjectFree( list );
949 jsonObjectFree( fake_params );
952 obj = jsonNewObject(id);
965 static jsonObject* doRetrieve(osrfMethodContext* ctx, int* err ) {
967 osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
971 char* id = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
972 jsonObject* order_hash = jsonObjectGetIndex(ctx->params, 1);
976 "%s retrieving %s object with id %s",
978 osrfHashGet(meta, "fieldmapper"),
982 jsonObject* fake_params = jsonParseString("[]");
983 jsonObjectPush(fake_params, jsonParseString("{}"));
986 jsonObjectGetIndex(fake_params, 0),
987 osrfHashGet(meta, "primarykey"),
991 if (order_hash) jsonObjectPush(fake_params, jsonObjectClone(order_hash) );
993 jsonObject* list = doFieldmapperSearch( ctx,meta, fake_params, err);
996 jsonObjectFree( fake_params );
1000 obj = jsonObjectClone( jsonObjectGetIndex(list, 0) );
1002 jsonObjectFree( list );
1003 jsonObjectFree( fake_params );
1008 static char* jsonNumberToDBString ( osrfHash* field, const jsonObject* value ) {
1009 growing_buffer* val_buf = buffer_init(32);
1011 if ( !strncmp(osrfHashGet(field, "datatype"), "INT", (size_t)3) ) {
1012 if (value->type == JSON_NUMBER) buffer_fadd( val_buf, "%ld", (long)jsonObjectGetNumber(value) );
1013 else buffer_fadd( val_buf, "%ld", atol(jsonObjectToSimpleString(value)) );
1015 } else if ( !strcmp(osrfHashGet(field, "datatype"), "NUMERIC") ) {
1016 if (value->type == JSON_NUMBER) buffer_fadd( val_buf, "%f", jsonObjectGetNumber(value) );
1017 else buffer_fadd( val_buf, "%f", atof(jsonObjectToSimpleString(value)) );
1020 return buffer_release(val_buf);
1023 static char* searchINPredicate (const char* class, osrfHash* field,
1024 const jsonObject* node, const char* op) {
1025 growing_buffer* sql_buf = buffer_init(32);
1031 osrfHashGet(field, "name")
1035 buffer_add(sql_buf, "IN (");
1036 } else if (!(strcasecmp(op,"not in"))) {
1037 buffer_add(sql_buf, "NOT IN (");
1039 buffer_add(sql_buf, "IN (");
1042 int in_item_index = 0;
1043 int in_item_first = 1;
1044 jsonObject* in_item;
1045 while ( (in_item = jsonObjectGetIndex(node, in_item_index++)) ) {
1050 buffer_add(sql_buf, ", ");
1052 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1053 char* val = jsonNumberToDBString( field, in_item );
1054 buffer_fadd( sql_buf, "%s", val );
1058 char* key_string = jsonObjectToSimpleString(in_item);
1059 if ( dbi_conn_quote_string(dbhandle, &key_string) ) {
1060 buffer_fadd( sql_buf, "%s", key_string );
1063 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, key_string);
1065 buffer_free(sql_buf);
1076 return buffer_release(sql_buf);
1079 static char* searchValueTransform( const jsonObject* array ) {
1080 growing_buffer* sql_buf = buffer_init(32);
1083 int func_item_index = 0;
1084 int func_item_first = 2;
1085 jsonObject* func_item;
1086 while ( (func_item = jsonObjectGetIndex(array, func_item_index++)) ) {
1088 val = jsonObjectToSimpleString(func_item);
1090 if (func_item_first == 2) {
1091 buffer_fadd(sql_buf, "%s( ", val);
1097 if (func_item_first)
1100 buffer_add(sql_buf, ", ");
1102 if ( dbi_conn_quote_string(dbhandle, &val) ) {
1103 buffer_fadd( sql_buf, "%s", val );
1106 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, val);
1108 buffer_free(sql_buf);
1118 return buffer_release(sql_buf);
1121 static char* searchFunctionPredicate (const char* class, osrfHash* field,
1122 const jsonObjectNode* node) {
1123 growing_buffer* sql_buf = buffer_init(32);
1125 char* val = searchValueTransform(node->item);
1131 osrfHashGet(field, "name"),
1138 return buffer_release(sql_buf);
1141 static char* searchFieldTransform (const char* class, osrfHash* field, const jsonObject* node) {
1142 growing_buffer* sql_buf = buffer_init(32);
1144 char* field_transform = jsonObjectToSimpleString( jsonObjectGetKeyConst( node, "transform" ) );
1146 if (field_transform) {
1147 buffer_fadd( sql_buf, "%s(\"%s\".%s", field_transform, class, osrfHashGet(field, "name"));
1148 const jsonObject* array = jsonObjectGetKeyConst( node, "params" );
1151 int func_item_index = 0;
1152 jsonObject* func_item;
1153 while ( (func_item = jsonObjectGetIndex(array, func_item_index++)) ) {
1155 char* val = jsonObjectToSimpleString(func_item);
1157 if ( dbi_conn_quote_string(dbhandle, &val) ) {
1158 buffer_fadd( sql_buf, ",%s", val );
1160 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, val);
1161 free(field_transform);
1162 buffer_free(sql_buf);
1175 buffer_fadd( sql_buf, "\"%s\".%s", class, osrfHashGet(field, "name"));
1178 if (field_transform) free(field_transform);
1180 return buffer_release(sql_buf);
1183 static char* searchFieldTransformPredicate (const char* class, osrfHash* field, jsonObjectNode* node) {
1184 growing_buffer* sql_buf = buffer_init(32);
1186 char* field_transform = searchFieldTransform( class, field, node->item );
1189 if (!jsonObjectGetKeyConst( node->item, "value" )) {
1190 value = searchWHERE( node->item, osrfHashGet( oilsIDL(), class ), AND_OP_JOIN );
1191 } else if (jsonObjectGetKeyConst( node->item, "value" )->type == JSON_ARRAY) {
1192 value = searchValueTransform(jsonObjectGetKeyConst( node->item, "value" ));
1193 } else if (jsonObjectGetKeyConst( node->item, "value" )->type == JSON_HASH) {
1194 value = searchWHERE( jsonObjectGetKeyConst( node->item, "value" ), osrfHashGet( oilsIDL(), class ), AND_OP_JOIN );
1195 } else if (jsonObjectGetKeyConst( node->item, "value" )->type != JSON_NULL) {
1196 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1197 value = jsonNumberToDBString( field, jsonObjectGetKeyConst( node->item, "value" ) );
1199 value = jsonObjectToSimpleString(jsonObjectGetKeyConst( node->item, "value" ));
1200 if ( !dbi_conn_quote_string(dbhandle, &value) ) {
1201 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, value);
1216 free(field_transform);
1218 return buffer_release(sql_buf);
1221 static char* searchSimplePredicate (const char* orig_op, const char* class,
1222 osrfHash* field, const jsonObject* node) {
1226 if (node->type != JSON_NULL) {
1227 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1228 val = jsonNumberToDBString( field, node );
1230 val = jsonObjectToSimpleString(node);
1234 char* pred = searchWriteSimplePredicate( class, field, osrfHashGet(field, "name"), orig_op, val );
1241 static char* searchWriteSimplePredicate ( const char* class, osrfHash* field,
1242 const char* left, const char* orig_op, const char* right ) {
1246 if (right == NULL) {
1247 val = strdup("NULL");
1249 if (strcmp( orig_op, "=" ))
1250 op = strdup("IS NOT");
1254 } else if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1255 val = strdup(right);
1256 op = strdup(orig_op);
1259 val = strdup(right);
1260 if ( !dbi_conn_quote_string(dbhandle, &val) ) {
1261 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, val);
1265 op = strdup(orig_op);
1268 growing_buffer* sql_buf = buffer_init(16);
1269 buffer_fadd( sql_buf, "\"%s\".%s %s %s", class, left, op, val );
1273 return buffer_release(sql_buf);
1276 static char* searchBETWEENPredicate (const char* class, osrfHash* field, jsonObject* node) {
1281 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1282 x_string = jsonNumberToDBString(field, jsonObjectGetIndex(node,0));
1283 y_string = jsonNumberToDBString(field, jsonObjectGetIndex(node,1));
1286 x_string = jsonObjectToSimpleString(jsonObjectGetIndex(node,0));
1287 y_string = jsonObjectToSimpleString(jsonObjectGetIndex(node,1));
1288 if ( !(dbi_conn_quote_string(dbhandle, &x_string) && dbi_conn_quote_string(dbhandle, &y_string)) ) {
1289 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key strings [%s] and [%s]", MODULENAME, x_string, y_string);
1296 growing_buffer* sql_buf = buffer_init(32);
1297 buffer_fadd( sql_buf, "%s BETWEEN %s AND %s", osrfHashGet(field, "name"), x_string, y_string );
1301 return buffer_release(sql_buf);
1304 static char* searchPredicate ( const char* class, osrfHash* field, jsonObject* node ) {
1307 if (node->type == JSON_ARRAY) { // equality IN search
1308 pred = searchINPredicate( class, field, node, NULL );
1309 } else if (node->type == JSON_HASH) { // non-equality search
1310 jsonObjectNode* pred_node;
1311 jsonObjectIterator* pred_itr = jsonNewObjectIterator( node );
1312 while ( (pred_node = jsonObjectIteratorNext( pred_itr )) ) {
1313 if ( !(strcasecmp( pred_node->key,"between" )) )
1314 pred = searchBETWEENPredicate( class, field, pred_node->item );
1315 else if ( !(strcasecmp( pred_node->key,"in" )) || !(strcasecmp( pred_node->key,"not in" )) )
1316 pred = searchINPredicate( class, field, pred_node->item, pred_node->key );
1317 else if ( pred_node->item->type == JSON_ARRAY )
1318 pred = searchFunctionPredicate( class, field, pred_node );
1319 else if ( pred_node->item->type == JSON_HASH )
1320 pred = searchFieldTransformPredicate( class, field, pred_node );
1322 pred = searchSimplePredicate( pred_node->key, class, field, pred_node->item );
1326 } else if (node->type == JSON_NULL) { // IS NULL search
1327 growing_buffer* _p = buffer_init(64);
1330 "\"%s\".%s IS NULL",
1332 osrfHashGet(field, "name")
1334 pred = buffer_release(_p);
1335 } else { // equality search
1336 pred = searchSimplePredicate( "=", class, field, node );
1355 field : call_number,
1371 static char* searchJOIN ( const jsonObject* join_hash, osrfHash* leftmeta ) {
1373 const jsonObject* working_hash;
1374 jsonObject* freeable_hash = NULL;
1376 if (join_hash->type == JSON_STRING) {
1377 // create a wrapper around a copy of the original
1378 char* _tmp = jsonObjectToSimpleString( join_hash );
1379 freeable_hash = jsonParseString("{}");
1380 jsonObjectSetKey(freeable_hash, _tmp, NULL);
1382 working_hash = freeable_hash;
1385 working_hash = join_hash;
1387 growing_buffer* join_buf = buffer_init(128);
1388 char* leftclass = osrfHashGet(leftmeta, "classname");
1390 jsonObjectNode* snode = NULL;
1391 jsonObjectIterator* search_itr = jsonNewObjectIterator( working_hash );
1393 jsonObjectFree(freeable_hash);
1395 while ( (snode = jsonObjectIteratorNext( search_itr )) ) {
1396 osrfHash* idlClass = osrfHashGet( oilsIDL(), snode->key );
1398 char* class = osrfHashGet(idlClass, "classname");
1400 char* table = getSourceDefinition(idlClass);
1401 char* type = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode->item, "type" ) );
1402 char* filter_op = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode->item, "filter_op" ) );
1403 char* fkey = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode->item, "fkey" ) );
1404 char* field = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode->item, "field" ) );
1406 const jsonObject* filter = jsonObjectGetKeyConst( snode->item, "filter" );
1407 const jsonObject* join_filter = jsonObjectGetKeyConst( snode->item, "join" );
1409 if (field && !fkey) {
1410 fkey = (char*)oilsIDLFindPath("/%s/links/%s/key", class, field);
1414 "%s: JOIN failed. No link defined from %s.%s to %s",
1420 buffer_free(join_buf);
1423 fkey = strdup( fkey );
1425 } else if (!field && fkey) {
1426 field = (char*)oilsIDLFindPath("/%s/links/%s/key", leftclass, fkey );
1430 "%s: JOIN failed. No link defined from %s.%s to %s",
1436 buffer_free(join_buf);
1439 field = strdup( field );
1441 } else if (!field && !fkey) {
1442 osrfHash* _links = oilsIDLFindPath("/%s/links", leftclass);
1445 osrfStringArray* keys = osrfHashKeys( _links );
1446 while ( (fkey = osrfStringArrayGetString(keys, i++)) ) {
1447 fkey = strdup(osrfStringArrayGetString(keys, i++));
1448 if ( !strcmp( (char*)oilsIDLFindPath("/%s/links/%s/class", leftclass, fkey), class) ) {
1449 field = strdup( (char*)oilsIDLFindPath("/%s/links/%s/key", leftclass, fkey) );
1455 osrfStringArrayFree(keys);
1457 if (!field && !fkey) {
1458 _links = oilsIDLFindPath("/%s/links", class);
1461 keys = osrfHashKeys( _links );
1462 while ( (field = osrfStringArrayGetString(keys, i++)) ) {
1463 field = strdup(osrfStringArrayGetString(keys, i++));
1464 if ( !strcmp( (char*)oilsIDLFindPath("/%s/links/%s/class", class, field), class) ) {
1465 fkey = strdup( (char*)oilsIDLFindPath("/%s/links/%s/key", class, field) );
1471 osrfStringArrayFree(keys);
1474 if (!field && !fkey) {
1477 "%s: JOIN failed. No link defined between %s and %s",
1482 buffer_free(join_buf);
1489 if ( !strcasecmp(type,"left") ) {
1490 buffer_add(join_buf, " LEFT JOIN");
1491 } else if ( !strcasecmp(type,"right") ) {
1492 buffer_add(join_buf, " RIGHT JOIN");
1493 } else if ( !strcasecmp(type,"full") ) {
1494 buffer_add(join_buf, " FULL JOIN");
1496 buffer_add(join_buf, " INNER JOIN");
1499 buffer_add(join_buf, " INNER JOIN");
1502 buffer_fadd(join_buf, " %s AS \"%s\" ON ( \"%s\".%s = \"%s\".%s", table, class, class, field, leftclass, fkey);
1507 if (!strcasecmp("or",filter_op)) {
1508 buffer_add( join_buf, " OR " );
1510 buffer_add( join_buf, " AND " );
1513 buffer_add( join_buf, " AND " );
1516 char* jpred = searchWHERE( filter, idlClass, AND_OP_JOIN );
1517 buffer_fadd( join_buf, " %s", jpred );
1521 buffer_add(join_buf, " ) ");
1524 char* jpred = searchJOIN( join_filter, idlClass );
1525 buffer_fadd( join_buf, " %s", jpred );
1535 return buffer_release(join_buf);
1540 { +class : { -or|-and : { field : { op : value }, ... } ... }, ... }
1541 { +class : { -or|-and : [ { field : { op : value }, ... }, ...] ... }, ... }
1542 [ { +class : { -or|-and : [ { field : { op : value }, ... }, ...] ... }, ... }, ... ]
1545 static char* searchWHERE ( const jsonObject* search_hash, osrfHash* meta, int opjoin_type ) {
1547 growing_buffer* sql_buf = buffer_init(128);
1549 jsonObjectNode* node = NULL;
1552 if ( search_hash->type == JSON_ARRAY ) {
1556 if (opjoin_type == OR_OP_JOIN) buffer_add(sql_buf, " OR ");
1557 else buffer_add(sql_buf, " AND ");
1560 jsonObjectIterator* search_itr = jsonNewObjectIterator( search_hash );
1561 while ( (node = jsonObjectIteratorNext( search_itr )) ) {
1562 char* subpred = searchWHERE( node->item, meta, opjoin_type );
1563 buffer_fadd(sql_buf, "( %s )", subpred);
1566 jsonObjectIteratorFree(search_itr);
1568 } else if ( search_hash->type == JSON_HASH ) {
1569 jsonObjectIterator* search_itr = jsonNewObjectIterator( search_hash );
1570 while ( (node = jsonObjectIteratorNext( search_itr )) ) {
1575 if (opjoin_type == OR_OP_JOIN) buffer_add(sql_buf, " OR ");
1576 else buffer_add(sql_buf, " AND ");
1579 if ( !strncmp("+",node->key,1) ) {
1580 if ( node->item->type == JSON_STRING ) {
1581 char* subpred = jsonObjectToSimpleString( node->item );
1582 buffer_fadd(sql_buf, " \"%s\".%s ", node->key + 1, subpred);
1585 char* subpred = searchWHERE( node->item, osrfHashGet( oilsIDL(), node->key + 1 ), AND_OP_JOIN );
1586 buffer_fadd(sql_buf, "( %s )", subpred);
1589 } else if ( !strcasecmp("-or",node->key) ) {
1590 char* subpred = searchWHERE( node->item, meta, OR_OP_JOIN );
1591 buffer_fadd(sql_buf, "( %s )", subpred);
1593 } else if ( !strcasecmp("-and",node->key) ) {
1594 char* subpred = searchWHERE( node->item, meta, AND_OP_JOIN );
1595 buffer_fadd(sql_buf, "( %s )", subpred);
1599 char* class = osrfHashGet(meta, "classname");
1600 osrfHash* fields = osrfHashGet(meta, "fields");
1601 osrfHash* field = osrfHashGet( fields, node->key );
1605 char* table = getSourceDefinition(meta);
1608 "%s: Attempt to reference non-existant column %s on %s (%s)",
1614 buffer_free(sql_buf);
1619 char* subpred = searchPredicate( class, field, node->item );
1620 buffer_add( sql_buf, subpred );
1624 jsonObjectIteratorFree(search_itr);
1627 // ERROR ... only hash and array allowed at this level
1628 char* predicate_string = jsonObjectToJSON( search_hash );
1631 "%s: Invalid predicate structure: %s",
1635 buffer_free(sql_buf);
1636 free(predicate_string);
1641 return buffer_release(sql_buf);
1644 static char* SELECT (
1645 /* method context */ osrfMethodContext* ctx,
1647 /* SELECT */ jsonObject* selhash,
1648 /* FROM */ jsonObject* join_hash,
1649 /* WHERE */ jsonObject* search_hash,
1650 /* HAVING */ jsonObject* having_hash,
1651 /* ORDER BY */ jsonObject* order_hash,
1652 /* LIMIT */ jsonObject* limit,
1653 /* OFFSET */ jsonObject* offset,
1654 /* flags */ int flags
1656 const char* locale = osrf_message_get_last_locale();
1658 // in case we don't get a select list
1659 jsonObject* defaultselhash = NULL;
1661 // general tmp objects
1662 const jsonObject* tmp_const;
1663 jsonObject* _tmp = NULL;
1664 jsonObjectNode* selclass = NULL;
1665 jsonObjectNode* selfield = NULL;
1666 jsonObjectNode* snode = NULL;
1667 jsonObjectNode* onode = NULL;
1668 jsonObject* found = NULL;
1670 char* string = NULL;
1675 // the core search class
1676 char* core_class = NULL;
1678 // metadata about the core search class
1679 osrfHash* core_meta = NULL;
1680 osrfHash* core_fields = NULL;
1681 osrfHash* idlClass = NULL;
1683 // punt if there's no core class
1684 if (!join_hash || ( join_hash->type == JSON_HASH && !join_hash->size ))
1687 // get the core class -- the only key of the top level FROM clause, or a string
1688 if (join_hash->type == JSON_HASH) {
1689 jsonObjectIterator* tmp_itr = jsonNewObjectIterator( join_hash );
1690 snode = jsonObjectIteratorNext( tmp_itr );
1692 core_class = strdup( snode->key );
1693 join_hash = snode->item;
1695 jsonObjectIteratorFree( tmp_itr );
1698 } else if (join_hash->type == JSON_STRING) {
1699 core_class = jsonObjectToSimpleString( join_hash );
1703 // punt if we don't know about the core class
1704 if (!(core_meta = osrfHashGet( oilsIDL(), core_class )))
1707 // if the select list is empty, or the core class field list is '*',
1708 // build the default select list ...
1710 selhash = defaultselhash = jsonParseString( "{}" );
1711 jsonObjectSetKey( selhash, core_class, jsonParseString( "[]" ) );
1712 } else if ( (tmp_const = jsonObjectGetKeyConst( selhash, core_class )) && tmp_const->type == JSON_STRING ) {
1713 char* _x = jsonObjectToSimpleString( tmp_const );
1714 if (!strncmp( "*", _x, 1 )) {
1715 jsonObjectRemoveKey( selhash, core_class );
1716 jsonObjectSetKey( selhash, core_class, jsonParseString( "[]" ) );
1722 growing_buffer* sql_buf = buffer_init(128);
1724 // temp buffer for the SELECT list
1725 growing_buffer* select_buf = buffer_init(128);
1726 growing_buffer* order_buf = buffer_init(128);
1727 growing_buffer* group_buf = buffer_init(128);
1728 growing_buffer* having_buf = buffer_init(128);
1730 core_fields = osrfHashGet(core_meta, "fields");
1732 // ... and if we /are/ building the default list, do that
1733 if ( (_tmp = jsonObjectGetKey(selhash,core_class)) && !_tmp->size ) {
1738 osrfStringArray* keys = osrfHashKeys( core_fields );
1739 while ( (field = osrfStringArrayGetString(keys, i++)) ) {
1740 if ( strncasecmp( "true", osrfHashGet( osrfHashGet( core_fields, field ), "virtual" ), 4 ) )
1741 jsonObjectPush( _tmp, jsonNewObject( field ) );
1743 osrfStringArrayFree(keys);
1746 // Now we build the actual select list
1748 jsonObject* is_agg = jsonObjectFindPath(selhash, "//aggregate");
1751 jsonObjectIterator* selclass_itr = jsonNewObjectIterator( selhash );
1752 while ( (selclass = jsonObjectIteratorNext( selclass_itr )) ) {
1754 // round trip through the idl, just to be safe
1755 idlClass = osrfHashGet( oilsIDL(), selclass->key );
1756 if (!idlClass) continue;
1757 char* cname = osrfHashGet(idlClass, "classname");
1759 // make sure the target relation is in the join tree
1760 if (strcmp(core_class,cname)) {
1761 if (!join_hash) continue;
1763 if (join_hash->type == JSON_STRING) {
1764 string = jsonObjectToSimpleString(join_hash);
1765 found = strcmp(string,cname) ? NULL : jsonParseString("{\"1\":\"1\"}");
1768 found = jsonObjectFindPath(join_hash, "//%s", cname);
1772 jsonObjectFree(found);
1776 jsonObjectFree(found);
1779 // stitch together the column list ...
1780 jsonObjectIterator* select_itr = jsonNewObjectIterator( selclass->item );
1781 while ( (selfield = jsonObjectIteratorNext( select_itr )) ) {
1783 char* __column = NULL;
1784 char* __alias = NULL;
1786 // ... if it's a sstring, just toss it on the pile
1787 if (selfield->item->type == JSON_STRING) {
1789 // again, just to be safe
1790 char* _requested_col = jsonObjectToSimpleString(selfield->item);
1791 osrfHash* field = osrfHashGet( osrfHashGet( idlClass, "fields" ), _requested_col );
1792 free(_requested_col);
1794 if (!field) continue;
1795 __column = strdup(osrfHashGet(field, "name"));
1800 buffer_add(select_buf, ",");
1804 char* i18n = osrfHashGet(field, "i18n");
1805 if (flags & DISABLE_I18N)
1808 if ( i18n && !strncasecmp("true", i18n, 4)) {
1809 char* pkey = osrfHashGet(idlClass, "primarykey");
1810 char* tname = osrfHashGet(idlClass, "tablename");
1812 buffer_fadd(select_buf, " COALESCE( oils_i18n_xlate('%s.%s', \"%s\".%s::TEXT, '%s'), \"%s\".%s ) AS %s", tname, __column, cname, pkey, locale, cname, __column, __column);
1814 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, __column, __column);
1817 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, __column, __column);
1820 // ... but it could be an object, in which case we check for a Field Transform
1823 __column = jsonObjectToSimpleString( jsonObjectGetKeyConst( selfield->item, "column" ) );
1825 // again, just to be safe
1826 osrfHash* field = osrfHashGet( osrfHashGet( idlClass, "fields" ), __column );
1827 if (!field) continue;
1828 const char* fname = osrfHashGet(field, "name");
1833 buffer_add(select_buf, ",");
1836 if ((tmp_const = jsonObjectGetKeyConst( selfield->item, "alias" ))) {
1837 __alias = jsonObjectToSimpleString( tmp_const );
1839 __alias = strdup(__column);
1842 if (jsonObjectGetKeyConst( selfield->item, "transform" )) {
1844 __column = searchFieldTransform(cname, field, selfield->item);
1845 buffer_fadd(select_buf, " %s AS \"%s\"", __column, __alias);
1848 char* i18n = osrfHashGet(field, "i18n");
1849 if (flags & DISABLE_I18N)
1852 if ( i18n && !strncasecmp("true", i18n, 4)) {
1853 char* pkey = osrfHashGet(idlClass, "primarykey");
1854 char* tname = osrfHashGet(idlClass, "tablename");
1856 buffer_fadd(select_buf, " COALESCE( oils_i18n_xlate('%s.%s', \"%s\".%s::TEXT, '%s'), \"%s\".%s ) AS \"%s\"", tname, fname, cname, pkey, locale, cname, fname, __alias);
1858 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, fname, __alias);
1861 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, fname, __alias);
1866 if (is_agg->size || (flags & SELECT_DISTINCT)) {
1868 if (!jsonBoolIsTrue( jsonObjectGetKey( selfield->item, "aggregate" ) )) {
1872 buffer_add(group_buf, ",");
1875 buffer_fadd(group_buf, " %d", sel_pos);
1877 } else if (is_agg = jsonObjectGetKey( selfield->item, "having" )) {
1881 buffer_add(group_buf, ",");
1884 __column = searchFieldTransform(cname, field, selfield->item);
1885 buffer_fadd(group_buf, " %s", __column);
1886 __column = searchFieldTransform(cname, field, selfield->item);
1891 if (__column) free(__column);
1892 if (__alias) free(__alias);
1898 if (is_agg) jsonObjectFree(is_agg);
1900 char* col_list = buffer_release(select_buf);
1901 char* table = getSourceDefinition(core_meta);
1903 // Put it all together
1904 buffer_fadd(sql_buf, "SELECT %s FROM %s AS \"%s\" ", col_list, table, core_class );
1908 // Now, walk the join tree and add that clause
1910 char* join_clause = searchJOIN( join_hash, core_meta );
1911 buffer_add(sql_buf, join_clause);
1915 if ( search_hash ) {
1916 buffer_add(sql_buf, " WHERE ");
1918 // and it's on the the WHERE clause
1919 char* pred = searchWHERE( search_hash, core_meta, AND_OP_JOIN );
1922 osrfAppSessionStatus(
1924 OSRF_STATUS_INTERNALSERVERERROR,
1925 "osrfMethodException",
1927 "Severe query error in WHERE predicate -- see error log for more details"
1930 buffer_free(having_buf);
1931 buffer_free(group_buf);
1932 buffer_free(order_buf);
1933 buffer_free(sql_buf);
1934 if (defaultselhash) jsonObjectFree(defaultselhash);
1937 buffer_add(sql_buf, pred);
1942 if ( having_hash ) {
1943 buffer_add(sql_buf, " HAVING ");
1945 // and it's on the the WHERE clause
1946 char* pred = searchWHERE( having_hash, core_meta, AND_OP_JOIN );
1949 osrfAppSessionStatus(
1951 OSRF_STATUS_INTERNALSERVERERROR,
1952 "osrfMethodException",
1954 "Severe query error in HAVING predicate -- see error log for more details"
1957 buffer_free(having_buf);
1958 buffer_free(group_buf);
1959 buffer_free(order_buf);
1960 buffer_free(sql_buf);
1961 if (defaultselhash) jsonObjectFree(defaultselhash);
1964 buffer_add(sql_buf, pred);
1970 jsonObjectIterator* class_itr = jsonNewObjectIterator( order_hash );
1971 while ( (snode = jsonObjectIteratorNext( class_itr )) ) {
1973 if (!jsonObjectGetKeyConst(selhash,snode->key))
1976 if ( snode->item->type == JSON_HASH ) {
1978 jsonObjectIterator* order_itr = jsonNewObjectIterator( snode->item );
1979 while ( (onode = jsonObjectIteratorNext( order_itr )) ) {
1981 if (!oilsIDLFindPath( "/%s/fields/%s", snode->key, onode->key ))
1984 char* direction = NULL;
1985 if ( onode->item->type == JSON_HASH ) {
1986 if ( jsonObjectGetKeyConst( onode->item, "transform" ) ) {
1987 string = searchFieldTransform(
1989 oilsIDLFindPath( "/%s/fields/%s", snode->key, onode->key ),
1993 growing_buffer* field_buf = buffer_init(16);
1994 buffer_fadd(field_buf, "\"%s\".%s", snode->key, onode->key);
1995 string = buffer_release(field_buf);
1998 if ( (tmp_const = jsonObjectGetKeyConst( onode->item, "direction" )) ) {
1999 direction = jsonObjectToSimpleString(tmp_const);
2000 if (!strncasecmp(direction, "d", 1)) {
2002 direction = " DESC";
2010 string = strdup(onode->key);
2011 direction = jsonObjectToSimpleString(onode->item);
2012 if (!strncasecmp(direction, "d", 1)) {
2014 direction = " DESC";
2024 buffer_add(order_buf, ", ");
2027 buffer_add(order_buf, string);
2031 buffer_add(order_buf, direction);
2036 } else if ( snode->item->type == JSON_ARRAY ) {
2038 jsonObjectIterator* order_itr = jsonNewObjectIterator( snode->item );
2039 while ( (onode = jsonObjectIteratorNext( order_itr )) ) {
2041 char* _f = jsonObjectToSimpleString( onode->item );
2043 if (!oilsIDLFindPath( "/%s/fields/%s", snode->key, _f))
2049 buffer_add(order_buf, ", ");
2052 buffer_add(order_buf, _f);
2057 // IT'S THE OOOOOOOOOOOLD STYLE!
2059 osrfLogError(OSRF_LOG_MARK, "%s: Possible SQL injection attempt; direct order by is not allowed", MODULENAME);
2060 osrfAppSessionStatus(
2062 OSRF_STATUS_INTERNALSERVERERROR,
2063 "osrfMethodException",
2065 "Severe query error -- see error log for more details"
2069 buffer_free(having_buf);
2070 buffer_free(group_buf);
2071 buffer_free(order_buf);
2072 buffer_free(sql_buf);
2073 if (defaultselhash) jsonObjectFree(defaultselhash);
2079 string = buffer_release(group_buf);
2081 if (strlen(string)) {
2091 string = buffer_release(having_buf);
2093 if (strlen(string)) {
2103 string = buffer_release(order_buf);
2105 if (strlen(string)) {
2116 string = jsonObjectToSimpleString(limit);
2117 buffer_fadd( sql_buf, " LIMIT %d", atoi(string) );
2122 string = jsonObjectToSimpleString(offset);
2123 buffer_fadd( sql_buf, " OFFSET %d", atoi(string) );
2127 buffer_add(sql_buf, ";");
2130 if (defaultselhash) jsonObjectFree(defaultselhash);
2132 return buffer_release(sql_buf);
2136 static char* buildSELECT ( jsonObject* search_hash, jsonObject* order_hash, osrfHash* meta, osrfMethodContext* ctx ) {
2138 const char* locale = osrf_message_get_last_locale();
2140 osrfHash* fields = osrfHashGet(meta, "fields");
2141 char* core_class = osrfHashGet(meta, "classname");
2143 const jsonObject* join_hash = jsonObjectGetKeyConst( order_hash, "join" );
2145 jsonObjectNode* node = NULL;
2146 jsonObjectNode* snode = NULL;
2147 jsonObjectNode* onode = NULL;
2148 const jsonObject* _tmp = NULL;
2149 jsonObject* selhash = NULL;
2150 jsonObject* defaultselhash = NULL;
2152 growing_buffer* sql_buf = buffer_init(128);
2153 growing_buffer* select_buf = buffer_init(128);
2155 if ( !(selhash = jsonObjectGetKey( order_hash, "select" )) ) {
2156 defaultselhash = jsonParseString( "{}" );
2157 selhash = defaultselhash;
2160 if ( !jsonObjectGetKeyConst(selhash,core_class) ) {
2161 jsonObjectSetKey( selhash, core_class, jsonParseString( "[]" ) );
2162 jsonObject* flist = jsonObjectGetKey( selhash, core_class );
2167 osrfStringArray* keys = osrfHashKeys( fields );
2168 while ( (field = osrfStringArrayGetString(keys, i++)) ) {
2169 if ( strcasecmp( "true", osrfHashGet( osrfHashGet( fields, field ), "virtual" ) ) )
2170 jsonObjectPush( flist, jsonNewObject( field ) );
2172 osrfStringArrayFree(keys);
2176 jsonObjectIterator* class_itr = jsonNewObjectIterator( selhash );
2177 while ( (snode = jsonObjectIteratorNext( class_itr )) ) {
2179 osrfHash* idlClass = osrfHashGet( oilsIDL(), snode->key );
2180 if (!idlClass) continue;
2181 char* cname = osrfHashGet(idlClass, "classname");
2183 if (strcmp(core_class,snode->key)) {
2184 if (!join_hash) continue;
2186 jsonObject* found = jsonObjectFindPath(join_hash, "//%s", snode->key);
2188 jsonObjectFree(found);
2192 jsonObjectFree(found);
2195 jsonObjectIterator* select_itr = jsonNewObjectIterator( snode->item );
2196 while ( (node = jsonObjectIteratorNext( select_itr )) ) {
2197 osrfHash* field = osrfHashGet( osrfHashGet( idlClass, "fields" ), jsonObjectToSimpleString(node->item) );
2198 char* fname = osrfHashGet(field, "name");
2200 if (!field) continue;
2205 buffer_add(select_buf, ",");
2209 char* i18n = osrfHashGet(field, "i18n");
2210 if (jsonBoolIsTrue(jsonObjectGetKey( order_hash, "no_i18n" )))
2213 if ( i18n && !strncasecmp("true", i18n, 4)) {
2214 char* pkey = osrfHashGet(idlClass, "primarykey");
2215 char* tname = osrfHashGet(idlClass, "tablename");
2217 buffer_fadd(select_buf, " COALESCE( oils_i18n_xlate('%s.%s', \"%s\".%s::TEXT, '%s'), \"%s\".%s ) AS %s", tname, fname, cname, pkey, locale, cname, fname, fname);
2219 buffer_fadd(select_buf, " \"%s\".%s", cname, fname);
2222 buffer_fadd(select_buf, " \"%s\".%s", cname, fname);
2227 char* col_list = buffer_release(select_buf);
2228 char* table = getSourceDefinition(meta);
2230 buffer_fadd(sql_buf, "SELECT %s FROM %s AS \"%s\"", col_list, table, core_class );
2235 char* join_clause = searchJOIN( join_hash, meta );
2236 buffer_fadd(sql_buf, " %s", join_clause);
2240 char* tmpsql = buffer_data(sql_buf);
2241 osrfLogDebug(OSRF_LOG_MARK, "%s pre-predicate SQL = %s", MODULENAME, tmpsql);
2244 buffer_add(sql_buf, " WHERE ");
2246 char* pred = searchWHERE( search_hash, meta, AND_OP_JOIN );
2248 osrfAppSessionStatus(
2250 OSRF_STATUS_INTERNALSERVERERROR,
2251 "osrfMethodException",
2253 "Severe query error -- see error log for more details"
2255 buffer_free(sql_buf);
2258 buffer_add(sql_buf, pred);
2263 char* string = NULL;
2264 if ( (_tmp = jsonObjectGetKeyConst( order_hash, "order_by" )) ){
2266 growing_buffer* order_buf = buffer_init(128);
2269 jsonObjectIterator* class_itr = jsonNewObjectIterator( _tmp );
2270 while ( (snode = jsonObjectIteratorNext( class_itr )) ) {
2272 if (!jsonObjectGetKeyConst(selhash,snode->key))
2275 if ( snode->item->type == JSON_HASH ) {
2277 jsonObjectIterator* order_itr = jsonNewObjectIterator( snode->item );
2278 while ( (onode = jsonObjectIteratorNext( order_itr )) ) {
2280 if (!oilsIDLFindPath( "/%s/fields/%s", snode->key, onode->key ))
2283 char* direction = NULL;
2284 if ( onode->item->type == JSON_HASH ) {
2285 if ( jsonObjectGetKeyConst( onode->item, "transform" ) ) {
2286 string = searchFieldTransform(
2288 oilsIDLFindPath( "/%s/fields/%s", snode->key, onode->key ),
2292 growing_buffer* field_buf = buffer_init(16);
2293 buffer_fadd(field_buf, "\"%s\".%s", snode->key, onode->key);
2294 string = buffer_release(field_buf);
2297 if ( (_tmp = jsonObjectGetKeyConst( onode->item, "direction" )) ) {
2298 direction = jsonObjectToSimpleString(_tmp);
2299 if (!strncasecmp(direction, "d", 1)) {
2301 direction = " DESC";
2309 string = strdup(onode->key);
2310 direction = jsonObjectToSimpleString(onode->item);
2311 if (!strncasecmp(direction, "d", 1)) {
2313 direction = " DESC";
2323 buffer_add(order_buf, ", ");
2326 buffer_add(order_buf, string);
2330 buffer_add(order_buf, direction);
2336 string = jsonObjectToSimpleString(snode->item);
2337 buffer_add(order_buf, string);
2344 string = buffer_release(order_buf);
2346 if (strlen(string)) {
2357 if ( (_tmp = jsonObjectGetKeyConst( order_hash, "limit" )) ){
2358 string = jsonObjectToSimpleString(_tmp);
2367 _tmp = jsonObjectGetKeyConst( order_hash, "offset" );
2369 string = jsonObjectToSimpleString(_tmp);
2379 if (defaultselhash) jsonObjectFree(defaultselhash);
2381 buffer_add(sql_buf, ";");
2382 return buffer_release(sql_buf);
2385 int doJSONSearch ( osrfMethodContext* ctx ) {
2386 OSRF_METHOD_VERIFY_CONTEXT(ctx);
2387 osrfLogDebug(OSRF_LOG_MARK, "Recieved query request");
2392 dbhandle = writehandle;
2394 jsonObject* hash = jsonObjectGetIndex(ctx->params, 0);
2398 if (jsonBoolIsTrue(jsonObjectGetKey( hash, "distinct" )))
2399 flags |= SELECT_DISTINCT;
2401 if (jsonBoolIsTrue(jsonObjectGetKey( hash, "no_i18n" )))
2402 flags |= DISABLE_I18N;
2404 osrfLogDebug(OSRF_LOG_MARK, "Building SQL ...");
2407 jsonObjectGetKey( hash, "select" ),
2408 jsonObjectGetKey( hash, "from" ),
2409 jsonObjectGetKey( hash, "where" ),
2410 jsonObjectGetKey( hash, "having" ),
2411 jsonObjectGetKey( hash, "order_by" ),
2412 jsonObjectGetKey( hash, "limit" ),
2413 jsonObjectGetKey( hash, "offset" ),
2422 osrfLogDebug(OSRF_LOG_MARK, "%s SQL = %s", MODULENAME, sql);
2423 dbi_result result = dbi_conn_query(dbhandle, sql);
2426 osrfLogDebug(OSRF_LOG_MARK, "Query returned with no errors");
2428 if (dbi_result_first_row(result)) {
2429 /* JSONify the result */
2430 osrfLogDebug(OSRF_LOG_MARK, "Query returned at least one row");
2433 osrfAppRespond( ctx, oilsMakeJSONFromResult( result ) );
2434 } while (dbi_result_next_row(result));
2437 osrfLogDebug(OSRF_LOG_MARK, "%s returned no results for query %s", MODULENAME, sql);
2440 osrfAppRespondComplete( ctx, NULL );
2442 /* clean up the query */
2443 dbi_result_free(result);
2447 osrfLogError(OSRF_LOG_MARK, "%s: Error with query [%s]", MODULENAME, sql);
2448 osrfAppSessionStatus(
2450 OSRF_STATUS_INTERNALSERVERERROR,
2451 "osrfMethodException",
2453 "Severe query error -- see error log for more details"
2461 static jsonObject* doFieldmapperSearch ( osrfMethodContext* ctx, osrfHash* meta,
2462 const jsonObject* params, int* err ) {
2465 dbhandle = writehandle;
2467 osrfHash* links = osrfHashGet(meta, "links");
2468 osrfHash* fields = osrfHashGet(meta, "fields");
2469 char* core_class = osrfHashGet(meta, "classname");
2470 char* pkey = osrfHashGet(meta, "primarykey");
2472 const jsonObject* _tmp;
2474 jsonObject* search_hash = jsonObjectGetIndex(params, 0);
2475 jsonObject* order_hash = jsonObjectGetIndex(params, 1);
2477 char* sql = buildSELECT( search_hash, order_hash, meta, ctx );
2483 osrfLogDebug(OSRF_LOG_MARK, "%s SQL = %s", MODULENAME, sql);
2484 dbi_result result = dbi_conn_query(dbhandle, sql);
2486 osrfHash* dedup = osrfNewHash();
2487 jsonObject* res_list = jsonParseString("[]");
2489 osrfLogDebug(OSRF_LOG_MARK, "Query returned with no errors");
2491 if (dbi_result_first_row(result)) {
2492 /* JSONify the result */
2493 osrfLogDebug(OSRF_LOG_MARK, "Query returned at least one row");
2495 obj = oilsMakeFieldmapperFromResult( result, meta );
2496 int pkey_pos = atoi( osrfHashGet( osrfHashGet( fields, pkey ), "array_position" ) );
2497 char* pkey_val = jsonObjectToSimpleString( jsonObjectGetIndex( obj, pkey_pos ) );
2498 if ( osrfHashGet( dedup, pkey_val ) ) {
2499 jsonObjectFree(obj);
2501 osrfHashSet( dedup, pkey_val, pkey_val );
2502 jsonObjectPush(res_list, obj);
2504 } while (dbi_result_next_row(result));
2506 osrfLogDebug(OSRF_LOG_MARK, "%s returned no results for query %s", MODULENAME, sql);
2509 /* clean up the query */
2510 dbi_result_free(result);
2513 osrfLogError(OSRF_LOG_MARK, "%s: Error retrieving %s with query [%s]", MODULENAME, osrfHashGet(meta, "fieldmapper"), sql);
2514 osrfAppSessionStatus(
2516 OSRF_STATUS_INTERNALSERVERERROR,
2517 "osrfMethodException",
2519 "Severe query error -- see error log for more details"
2523 jsonObjectFree(res_list);
2530 if (res_list->size && order_hash) {
2531 _tmp = jsonObjectGetKeyConst( order_hash, "flesh" );
2533 int x = (int)jsonObjectGetNumber(_tmp);
2534 if (x == -1 || x > max_flesh_depth) x = max_flesh_depth;
2536 const jsonObject* temp_blob;
2537 if ((temp_blob = jsonObjectGetKeyConst( order_hash, "flesh_fields" )) && x > 0) {
2539 jsonObject* flesh_blob = jsonObjectClone( temp_blob );
2540 const jsonObject* flesh_fields = jsonObjectGetKeyConst( flesh_blob, core_class );
2542 osrfStringArray* link_fields = NULL;
2545 if (flesh_fields->size == 1) {
2546 char* _t = jsonObjectToSimpleString( jsonObjectGetIndex( flesh_fields, 0 ) );
2547 if (!strcmp(_t,"*")) link_fields = osrfHashKeys( links );
2553 link_fields = osrfNewStringArray(1);
2554 jsonObjectIterator* _i = jsonNewObjectIterator( flesh_fields );
2555 while ((_f = jsonObjectIteratorNext( _i ))) {
2556 osrfStringArrayAdd( link_fields, jsonObjectToSimpleString( _f->item ) );
2561 jsonObjectNode* cur;
2562 jsonObjectIterator* itr = jsonNewObjectIterator( res_list );
2563 while ((cur = jsonObjectIteratorNext( itr ))) {
2568 while ( (link_field = osrfStringArrayGetString(link_fields, i++)) ) {
2570 osrfLogDebug(OSRF_LOG_MARK, "Starting to flesh %s", link_field);
2572 osrfHash* kid_link = osrfHashGet(links, link_field);
2573 if (!kid_link) continue;
2575 osrfHash* field = osrfHashGet(fields, link_field);
2576 if (!field) continue;
2578 osrfHash* value_field = field;
2580 osrfHash* kid_idl = osrfHashGet(oilsIDL(), osrfHashGet(kid_link, "class"));
2581 if (!kid_idl) continue;
2583 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "has_many" ))) { // has_many
2584 value_field = osrfHashGet( fields, osrfHashGet(meta, "primarykey") );
2587 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "might_have" ))) { // might_have
2588 value_field = osrfHashGet( fields, osrfHashGet(meta, "primarykey") );
2591 osrfStringArray* link_map = osrfHashGet( kid_link, "map" );
2593 if (link_map->size > 0) {
2594 jsonObject* _kid_key = jsonParseString("[]");
2597 jsonNewObject( osrfStringArrayGetString( link_map, 0 ) )
2602 osrfHashGet(kid_link, "class"),
2609 "Link field: %s, remote class: %s, fkey: %s, reltype: %s",
2610 osrfHashGet(kid_link, "field"),
2611 osrfHashGet(kid_link, "class"),
2612 osrfHashGet(kid_link, "key"),
2613 osrfHashGet(kid_link, "reltype")
2616 jsonObject* fake_params = jsonParseString("[]");
2617 jsonObjectPush(fake_params, jsonParseString("{}")); // search hash
2618 jsonObjectPush(fake_params, jsonParseString("{}")); // order/flesh hash
2620 osrfLogDebug(OSRF_LOG_MARK, "Creating dummy params object...");
2623 jsonObjectToSimpleString(
2626 atoi( osrfHashGet(value_field, "array_position") )
2631 osrfLogDebug(OSRF_LOG_MARK, "Nothing to search for!");
2636 jsonObjectGetIndex(fake_params, 0),
2637 osrfHashGet(kid_link, "key"),
2638 jsonNewObject( search_key )
2645 jsonObjectGetIndex(fake_params, 1),
2647 jsonNewNumberObject( (double)(x - 1 + link_map->size) )
2651 jsonObjectSetKey( jsonObjectGetIndex(fake_params, 1), "flesh_fields", jsonObjectClone(flesh_blob) );
2653 if (jsonObjectGetKeyConst(order_hash, "order_by")) {
2655 jsonObjectGetIndex(fake_params, 1),
2657 jsonObjectClone(jsonObjectGetKeyConst(order_hash, "order_by"))
2661 if (jsonObjectGetKeyConst(order_hash, "select")) {
2663 jsonObjectGetIndex(fake_params, 1),
2665 jsonObjectClone(jsonObjectGetKeyConst(order_hash, "select"))
2669 jsonObject* kids = doFieldmapperSearch(ctx, kid_idl, fake_params, err);
2672 jsonObjectFree( fake_params );
2673 osrfStringArrayFree(link_fields);
2674 jsonObjectIteratorFree(itr);
2675 jsonObjectFree(res_list);
2679 osrfLogDebug(OSRF_LOG_MARK, "Search for %s return %d linked objects", osrfHashGet(kid_link, "class"), kids->size);
2681 jsonObject* X = NULL;
2682 if ( link_map->size > 0 && kids->size > 0 ) {
2684 kids = jsonParseString("[]");
2686 jsonObjectNode* _k_node;
2687 jsonObjectIterator* _k = jsonNewObjectIterator( X );
2688 while ((_k_node = jsonObjectIteratorNext( _k ))) {
2694 (unsigned long)atoi(
2700 osrfHashGet(kid_link, "class")
2704 osrfStringArrayGetString( link_map, 0 )
2715 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "has_a" )) || !(strcmp( osrfHashGet(kid_link, "reltype"), "might_have" ))) {
2716 osrfLogDebug(OSRF_LOG_MARK, "Storing fleshed objects in %s", osrfHashGet(kid_link, "field"));
2719 (unsigned long)atoi( osrfHashGet( field, "array_position" ) ),
2720 jsonObjectClone( jsonObjectGetIndex(kids, 0) )
2724 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "has_many" ))) { // has_many
2725 osrfLogDebug(OSRF_LOG_MARK, "Storing fleshed objects in %s", osrfHashGet(kid_link, "field"));
2728 (unsigned long)atoi( osrfHashGet( field, "array_position" ) ),
2729 jsonObjectClone( kids )
2734 jsonObjectFree(kids);
2738 jsonObjectFree( kids );
2739 jsonObjectFree( fake_params );
2741 osrfLogDebug(OSRF_LOG_MARK, "Fleshing of %s complete", osrfHashGet(kid_link, "field"));
2742 osrfLogDebug(OSRF_LOG_MARK, "%s", jsonObjectToJSON(cur->item));
2746 jsonObjectFree( flesh_blob );
2747 osrfStringArrayFree(link_fields);
2748 jsonObjectIteratorFree(itr);
2757 static jsonObject* doUpdate(osrfMethodContext* ctx, int* err ) {
2759 osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
2760 jsonObject* target = jsonObjectGetIndex(ctx->params, 0);
2762 if (!verifyObjectClass(ctx, target)) {
2767 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
2768 osrfAppSessionStatus(
2770 OSRF_STATUS_BADREQUEST,
2771 "osrfMethodException",
2773 "No active transaction -- required for UPDATE"
2779 if (osrfHashGet( meta, "readonly" ) && strncasecmp("true", osrfHashGet( meta, "readonly" ), 4)) {
2780 osrfAppSessionStatus(
2782 OSRF_STATUS_BADREQUEST,
2783 "osrfMethodException",
2785 "Cannot UPDATE readonly class"
2791 dbhandle = writehandle;
2793 char* trans_id = osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" );
2795 // Set the last_xact_id
2796 osrfHash* last_xact_id;
2797 if ((last_xact_id = oilsIDLFindPath("/%s/fields/last_xact_id", target->classname))) {
2798 int index = atoi( osrfHashGet(last_xact_id, "array_position") );
2799 osrfLogDebug(OSRF_LOG_MARK, "Setting last_xact_id to %s on %s at position %d", trans_id, target->classname, index);
2800 jsonObjectSetIndex(target, index, jsonNewObject(trans_id));
2803 char* pkey = osrfHashGet(meta, "primarykey");
2804 osrfHash* fields = osrfHashGet(meta, "fields");
2807 jsonObjectToSimpleString(
2810 atoi( osrfHashGet( osrfHashGet( fields, pkey ), "array_position" ) )
2816 "%s updating %s object with %s = %s",
2818 osrfHashGet(meta, "fieldmapper"),
2823 growing_buffer* sql = buffer_init(128);
2824 buffer_fadd(sql,"UPDATE %s SET", osrfHashGet(meta, "tablename"));
2829 osrfStringArray* field_list = osrfHashKeys( fields );
2830 while ( (field_name = osrfStringArrayGetString(field_list, i++)) ) {
2832 osrfHash* field = osrfHashGet( fields, field_name );
2834 if(!( strcmp( field_name, pkey ) )) continue;
2835 if(!( strcmp( osrfHashGet(osrfHashGet(fields,field_name), "virtual"), "true" ) )) continue;
2837 jsonObject* field_object = jsonObjectGetIndex( target, atoi(osrfHashGet(field, "array_position")) );
2840 if (field_object && field_object->classname) {
2841 value = jsonObjectToSimpleString(
2847 oilsIDLFindPath("/%s/fields", field_object->classname),
2848 (char*)oilsIDLFindPath("/%s/primarykey", field_object->classname)
2857 value = jsonObjectToSimpleString( field_object );
2860 osrfLogDebug( OSRF_LOG_MARK, "Updating %s object with %s = %s", osrfHashGet(meta, "fieldmapper"), field_name, value);
2862 if (!field_object || field_object->type == JSON_NULL) {
2863 if ( !(!( strcmp( osrfHashGet(meta, "classname"), "au" ) ) && !( strcmp( field_name, "passwd" ) )) ) { // arg at the special case!
2864 if (first) first = 0;
2865 else buffer_add(sql, ",");
2866 buffer_fadd( sql, " %s = NULL", field_name );
2869 } else if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
2870 if (first) first = 0;
2871 else buffer_add(sql, ",");
2873 if ( !strncmp(osrfHashGet(field, "datatype"), "INT", (size_t)3) ) {
2874 buffer_fadd( sql, " %s = %ld", field_name, atol(value) );
2875 } else if ( !strcmp(osrfHashGet(field, "datatype"), "NUMERIC") ) {
2876 buffer_fadd( sql, " %s = %f", field_name, atof(value) );
2879 osrfLogDebug( OSRF_LOG_MARK, "%s is of type %s", field_name, osrfHashGet(field, "datatype"));
2882 if ( dbi_conn_quote_string(dbhandle, &value) ) {
2883 if (first) first = 0;
2884 else buffer_add(sql, ",");
2885 buffer_fadd( sql, " %s = %s", field_name, value );
2888 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting string [%s]", MODULENAME, value);
2889 osrfAppSessionStatus(
2891 OSRF_STATUS_INTERNALSERVERERROR,
2892 "osrfMethodException",
2894 "Error quoting string -- please see the error log for more details"
2908 jsonObject* obj = jsonParseString(id);
2910 if ( strcmp( osrfHashGet( osrfHashGet( osrfHashGet(meta, "fields"), pkey ), "primitive" ), "number" ) )
2911 dbi_conn_quote_string(dbhandle, &id);
2913 buffer_fadd( sql, " WHERE %s = %s;", pkey, id );
2915 char* query = buffer_release(sql);
2916 osrfLogDebug(OSRF_LOG_MARK, "%s: Update SQL [%s]", MODULENAME, query);
2918 dbi_result result = dbi_conn_query(dbhandle, query);
2922 jsonObjectFree(obj);
2923 obj = jsonNewObject(NULL);
2926 "%s ERROR updating %s object with %s = %s",
2928 osrfHashGet(meta, "fieldmapper"),
2939 static jsonObject* doDelete(osrfMethodContext* ctx, int* err ) {
2941 osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
2943 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
2944 osrfAppSessionStatus(
2946 OSRF_STATUS_BADREQUEST,
2947 "osrfMethodException",
2949 "No active transaction -- required for DELETE"
2955 if (osrfHashGet( meta, "readonly" ) && strncasecmp("true", osrfHashGet( meta, "readonly" ), 4)) {
2956 osrfAppSessionStatus(
2958 OSRF_STATUS_BADREQUEST,
2959 "osrfMethodException",
2961 "Cannot DELETE readonly class"
2967 dbhandle = writehandle;
2971 char* pkey = osrfHashGet(meta, "primarykey");
2974 if (jsonObjectGetIndex(ctx->params, 0)->classname) {
2975 if (!verifyObjectClass(ctx, jsonObjectGetIndex( ctx->params, 0 ))) {
2980 id = jsonObjectToSimpleString(
2982 jsonObjectGetIndex(ctx->params, 0),
2983 atoi( osrfHashGet( osrfHashGet( osrfHashGet(meta, "fields"), pkey ), "array_position") )
2987 id = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
2992 "%s deleting %s object with %s = %s",
2994 osrfHashGet(meta, "fieldmapper"),
2999 obj = jsonParseString(id);
3001 if ( strcmp( osrfHashGet( osrfHashGet( osrfHashGet(meta, "fields"), pkey ), "primitive" ), "number" ) )
3002 dbi_conn_quote_string(writehandle, &id);
3004 dbi_result result = dbi_conn_queryf(writehandle, "DELETE FROM %s WHERE %s = %s;", osrfHashGet(meta, "tablename"), pkey, id);
3007 jsonObjectFree(obj);
3008 obj = jsonNewObject(NULL);
3011 "%s ERROR deleting %s object with %s = %s",
3013 osrfHashGet(meta, "fieldmapper"),
3026 static jsonObject* oilsMakeFieldmapperFromResult( dbi_result result, osrfHash* meta) {
3027 if(!(result && meta)) return jsonNULL;
3029 jsonObject* object = jsonParseString("[]");
3030 jsonObjectSetClass(object, osrfHashGet(meta, "classname"));
3032 osrfHash* fields = osrfHashGet(meta, "fields");
3034 osrfLogInternal(OSRF_LOG_MARK, "Setting object class to %s ", object->classname);
3038 char dt_string[256];
3042 int columnIndex = 1;
3044 unsigned short type;
3045 const char* columnName;
3047 /* cycle through the column list */
3048 while( (columnName = dbi_result_get_field_name(result, columnIndex++)) ) {
3050 osrfLogInternal(OSRF_LOG_MARK, "Looking for column named [%s]...", (char*)columnName);
3052 fmIndex = -1; // reset the position
3054 /* determine the field type and storage attributes */
3055 type = dbi_result_get_field_type(result, columnName);
3056 attr = dbi_result_get_field_attribs(result, columnName);
3058 /* fetch the fieldmapper index */
3059 if( (_f = osrfHashGet(fields, (char*)columnName)) ) {
3060 char* virt = (char*)osrfHashGet(_f, "virtual");
3061 char* pos = (char*)osrfHashGet(_f, "array_position");
3063 if ( !virt || !pos || !(strcmp( virt, "true" )) ) continue;
3065 fmIndex = atoi( pos );
3066 osrfLogInternal(OSRF_LOG_MARK, "... Found column at position [%s]...", pos);
3071 if (dbi_result_field_is_null(result, columnName)) {
3072 jsonObjectSetIndex( object, fmIndex, jsonNewObject(NULL) );
3077 case DBI_TYPE_INTEGER :
3079 if( attr & DBI_INTEGER_SIZE8 )
3080 jsonObjectSetIndex( object, fmIndex,
3081 jsonNewNumberObject(dbi_result_get_longlong(result, columnName)));
3083 jsonObjectSetIndex( object, fmIndex,
3084 jsonNewNumberObject(dbi_result_get_long(result, columnName)));
3088 case DBI_TYPE_DECIMAL :
3089 jsonObjectSetIndex( object, fmIndex,
3090 jsonNewNumberObject(dbi_result_get_double(result, columnName)));
3093 case DBI_TYPE_STRING :
3099 jsonNewObject( dbi_result_get_string(result, columnName) )
3104 case DBI_TYPE_DATETIME :
3106 memset(dt_string, '\0', sizeof(dt_string));
3107 memset(&gmdt, '\0', sizeof(gmdt));
3108 memset(&_tmp_dt, '\0', sizeof(_tmp_dt));
3110 _tmp_dt = dbi_result_get_datetime(result, columnName);
3112 localtime_r( &_tmp_dt, &gmdt );
3114 if (!(attr & DBI_DATETIME_DATE)) {
3115 strftime(dt_string, 255, "%T", &gmdt);
3116 } else if (!(attr & DBI_DATETIME_TIME)) {
3117 strftime(dt_string, 255, "%F", &gmdt);
3119 strftime(dt_string, 255, "%FT%T%z", &gmdt);
3122 jsonObjectSetIndex( object, fmIndex, jsonNewObject(dt_string) );
3126 case DBI_TYPE_BINARY :
3127 osrfLogError( OSRF_LOG_MARK,
3128 "Can't do binary at column %s : index %d", columnName, columnIndex - 1);
3136 static jsonObject* oilsMakeJSONFromResult( dbi_result result ) {
3137 if(!result) return jsonNULL;
3139 jsonObject* object = jsonParseString("{}");
3142 char dt_string[256];
3146 int columnIndex = 1;
3148 unsigned short type;
3149 const char* columnName;
3151 /* cycle through the column list */
3152 while( (columnName = dbi_result_get_field_name(result, columnIndex++)) ) {
3154 osrfLogInternal(OSRF_LOG_MARK, "Looking for column named [%s]...", (char*)columnName);
3156 fmIndex = -1; // reset the position
3158 /* determine the field type and storage attributes */
3159 type = dbi_result_get_field_type(result, columnName);
3160 attr = dbi_result_get_field_attribs(result, columnName);
3162 if (dbi_result_field_is_null(result, columnName)) {
3163 jsonObjectSetKey( object, columnName, jsonNewObject(NULL) );
3168 case DBI_TYPE_INTEGER :
3170 if( attr & DBI_INTEGER_SIZE8 )
3171 jsonObjectSetKey( object, columnName, jsonNewNumberObject(dbi_result_get_longlong(result, columnName)) );
3173 jsonObjectSetKey( object, columnName, jsonNewNumberObject(dbi_result_get_long(result, columnName)) );
3176 case DBI_TYPE_DECIMAL :
3177 jsonObjectSetKey( object, columnName, jsonNewNumberObject(dbi_result_get_double(result, columnName)) );
3180 case DBI_TYPE_STRING :
3181 jsonObjectSetKey( object, columnName, jsonNewObject(dbi_result_get_string(result, columnName)) );
3184 case DBI_TYPE_DATETIME :
3186 memset(dt_string, '\0', sizeof(dt_string));
3187 memset(&gmdt, '\0', sizeof(gmdt));
3188 memset(&_tmp_dt, '\0', sizeof(_tmp_dt));
3190 _tmp_dt = dbi_result_get_datetime(result, columnName);
3192 localtime_r( &_tmp_dt, &gmdt );
3194 if (!(attr & DBI_DATETIME_DATE)) {
3195 strftime(dt_string, 255, "%T", &gmdt);
3196 } else if (!(attr & DBI_DATETIME_TIME)) {
3197 strftime(dt_string, 255, "%F", &gmdt);
3199 strftime(dt_string, 255, "%FT%T%z", &gmdt);
3202 jsonObjectSetKey( object, columnName, jsonNewObject(dt_string) );
3205 case DBI_TYPE_BINARY :
3206 osrfLogError( OSRF_LOG_MARK,
3207 "Can't do binary at column %s : index %d", columnName, columnIndex - 1);