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",
237 osrfStringArrayFree( global_methods );
241 static char* getSourceDefinition( osrfHash* class ) {
243 char* tabledef = osrfHashGet(class, "tablename");
246 growing_buffer* tablebuf = buffer_init(128);
247 tabledef = osrfHashGet(class, "source_definition");
250 buffer_fadd( tablebuf, "(%s)", tabledef );
251 tabledef = buffer_release(tablebuf);
253 tabledef = strdup(tabledef);
260 * Connects to the database
262 int osrfAppChildInit() {
264 osrfLogDebug(OSRF_LOG_MARK, "Attempting to initialize libdbi...");
265 dbi_initialize(NULL);
266 osrfLogDebug(OSRF_LOG_MARK, "... libdbi initialized.");
268 char* driver = osrf_settings_host_value("/apps/%s/app_settings/driver", MODULENAME);
269 char* user = osrf_settings_host_value("/apps/%s/app_settings/database/user", MODULENAME);
270 char* host = osrf_settings_host_value("/apps/%s/app_settings/database/host", MODULENAME);
271 char* port = osrf_settings_host_value("/apps/%s/app_settings/database/port", MODULENAME);
272 char* db = osrf_settings_host_value("/apps/%s/app_settings/database/db", MODULENAME);
273 char* pw = osrf_settings_host_value("/apps/%s/app_settings/database/pw", MODULENAME);
274 char* md = osrf_settings_host_value("/apps/%s/app_settings/max_query_recursion", MODULENAME);
276 osrfLogDebug(OSRF_LOG_MARK, "Attempting to load the database driver [%s]...", driver);
277 writehandle = dbi_conn_new(driver);
280 osrfLogError(OSRF_LOG_MARK, "Error loading database driver [%s]", driver);
283 osrfLogDebug(OSRF_LOG_MARK, "Database driver [%s] seems OK", driver);
285 osrfLogInfo(OSRF_LOG_MARK, "%s connecting to database. host=%s, "
286 "port=%s, user=%s, pw=%s, db=%s", MODULENAME, host, port, user, pw, db );
288 if(host) dbi_conn_set_option(writehandle, "host", host );
289 if(port) dbi_conn_set_option_numeric( writehandle, "port", atoi(port) );
290 if(user) dbi_conn_set_option(writehandle, "username", user);
291 if(pw) dbi_conn_set_option(writehandle, "password", pw );
292 if(db) dbi_conn_set_option(writehandle, "dbname", db );
294 if(md) max_flesh_depth = atoi(md);
295 if(max_flesh_depth < 0) max_flesh_depth = 1;
296 if(max_flesh_depth > 1000) max_flesh_depth = 1000;
305 if (dbi_conn_connect(writehandle) < 0) {
307 if (dbi_conn_connect(writehandle) < 0) {
308 dbi_conn_error(writehandle, &err);
309 osrfLogError( OSRF_LOG_MARK, "Error connecting to database: %s", err);
314 osrfLogInfo(OSRF_LOG_MARK, "%s successfully connected to the database", MODULENAME);
320 osrfStringArray* classes = osrfHashKeys( oilsIDL() );
322 while ( (classname = osrfStringArrayGetString(classes, i++)) ) {
323 osrfHash* class = osrfHashGet( oilsIDL(), classname );
324 osrfHash* fields = osrfHashGet( class, "fields" );
326 char* virt = osrfHashGet(class, "virtual");
327 if (virt && !strcmp( virt, "true")) {
328 osrfLogDebug(OSRF_LOG_MARK, "Class %s is virtual, skipping", classname );
332 char* tabledef = getSourceDefinition(class);
334 growing_buffer* sql_buf = buffer_init(32);
335 buffer_fadd( sql_buf, "SELECT * FROM %s AS x WHERE 1=0;", tabledef );
339 char* sql = buffer_release(sql_buf);
340 osrfLogDebug(OSRF_LOG_MARK, "%s Investigatory SQL = %s", MODULENAME, sql);
342 dbi_result result = dbi_conn_query(writehandle, sql);
348 const char* columnName;
350 while( (columnName = dbi_result_get_field_name(result, columnIndex++)) ) {
352 osrfLogInternal(OSRF_LOG_MARK, "Looking for column named [%s]...", (char*)columnName);
354 /* fetch the fieldmapper index */
355 if( (_f = osrfHashGet(fields, (char*)columnName)) ) {
357 osrfLogDebug(OSRF_LOG_MARK, "Found [%s] in IDL hash...", (char*)columnName);
359 /* determine the field type and storage attributes */
360 type = dbi_result_get_field_type(result, columnName);
361 attr = dbi_result_get_field_attribs(result, columnName);
365 case DBI_TYPE_INTEGER :
367 if ( !osrfHashGet(_f, "primitive") )
368 osrfHashSet(_f,"number", "primitive");
370 if( attr & DBI_INTEGER_SIZE8 )
371 osrfHashSet(_f,"INT8", "datatype");
373 osrfHashSet(_f,"INT", "datatype");
376 case DBI_TYPE_DECIMAL :
377 if ( !osrfHashGet(_f, "primitive") )
378 osrfHashSet(_f,"number", "primitive");
380 osrfHashSet(_f,"NUMERIC", "datatype");
383 case DBI_TYPE_STRING :
384 if ( !osrfHashGet(_f, "primitive") )
385 osrfHashSet(_f,"string", "primitive");
386 osrfHashSet(_f,"TEXT", "datatype");
389 case DBI_TYPE_DATETIME :
390 if ( !osrfHashGet(_f, "primitive") )
391 osrfHashSet(_f,"string", "primitive");
393 osrfHashSet(_f,"TIMESTAMP", "datatype");
396 case DBI_TYPE_BINARY :
397 if ( !osrfHashGet(_f, "primitive") )
398 osrfHashSet(_f,"string", "primitive");
400 osrfHashSet(_f,"BYTEA", "datatype");
405 "Setting [%s] to primitive [%s] and datatype [%s]...",
407 osrfHashGet(_f, "primitive"),
408 osrfHashGet(_f, "datatype")
412 dbi_result_free(result);
414 osrfLogDebug(OSRF_LOG_MARK, "No data found for class [%s]...", (char*)classname);
418 osrfStringArrayFree(classes);
423 void userDataFree( void* blob ) {
424 osrfHashFree( (osrfHash*)blob );
428 static void sessionDataFree( char* key, void* item ) {
429 if (!(strcmp(key,"xact_id"))) {
431 dbi_conn_query(writehandle, "ROLLBACK;");
438 int beginTransaction ( osrfMethodContext* ctx ) {
439 OSRF_METHOD_VERIFY_CONTEXT(ctx);
441 dbi_result result = dbi_conn_query(writehandle, "START TRANSACTION;");
443 osrfLogError(OSRF_LOG_MARK, "%s: Error starting transaction", MODULENAME );
444 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error starting transaction" );
447 jsonObject* ret = jsonNewObject(ctx->session->session_id);
448 osrfAppRespondComplete( ctx, ret );
451 if (!ctx->session->userData) {
452 ctx->session->userData = osrfNewHash();
453 ((osrfHash*)ctx->session->userData)->freeItem = &sessionDataFree;
456 osrfHashSet( (osrfHash*)ctx->session->userData, strdup( ctx->session->session_id ), "xact_id" );
457 ctx->session->userDataFree = &userDataFree;
463 int setSavepoint ( osrfMethodContext* ctx ) {
464 OSRF_METHOD_VERIFY_CONTEXT(ctx);
466 char* spName = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
468 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
469 osrfAppSessionStatus(
471 OSRF_STATUS_INTERNALSERVERERROR,
472 "osrfMethodException",
474 "No active transaction -- required for savepoints"
479 dbi_result result = dbi_conn_queryf(writehandle, "SAVEPOINT \"%s\";", spName);
483 "%s: Error creating savepoint %s in transaction %s",
486 osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )
488 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error creating savepoint" );
491 jsonObject* ret = jsonNewObject(spName);
492 osrfAppRespondComplete( ctx, ret );
498 int releaseSavepoint ( osrfMethodContext* ctx ) {
499 OSRF_METHOD_VERIFY_CONTEXT(ctx);
501 char* spName = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
503 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
504 osrfAppSessionStatus(
506 OSRF_STATUS_INTERNALSERVERERROR,
507 "osrfMethodException",
509 "No active transaction -- required for savepoints"
514 dbi_result result = dbi_conn_queryf(writehandle, "RELEASE SAVEPOINT \"%s\";", spName);
518 "%s: Error releasing savepoint %s in transaction %s",
521 osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )
523 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error releasing savepoint" );
526 jsonObject* ret = jsonNewObject(spName);
527 osrfAppRespondComplete( ctx, ret );
533 int rollbackSavepoint ( osrfMethodContext* ctx ) {
534 OSRF_METHOD_VERIFY_CONTEXT(ctx);
536 char* spName = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
538 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
539 osrfAppSessionStatus(
541 OSRF_STATUS_INTERNALSERVERERROR,
542 "osrfMethodException",
544 "No active transaction -- required for savepoints"
549 dbi_result result = dbi_conn_queryf(writehandle, "ROLLBACK TO SAVEPOINT \"%s\";", spName);
553 "%s: Error rolling back savepoint %s in transaction %s",
556 osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )
558 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error rolling back savepoint" );
561 jsonObject* ret = jsonNewObject(spName);
562 osrfAppRespondComplete( ctx, ret );
568 int commitTransaction ( osrfMethodContext* ctx ) {
569 OSRF_METHOD_VERIFY_CONTEXT(ctx);
571 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
572 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "No active transaction to commit" );
576 dbi_result result = dbi_conn_query(writehandle, "COMMIT;");
578 osrfLogError(OSRF_LOG_MARK, "%s: Error committing transaction", MODULENAME );
579 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error committing transaction" );
582 osrfHashRemove(ctx->session->userData, "xact_id");
583 jsonObject* ret = jsonNewObject(ctx->session->session_id);
584 osrfAppRespondComplete( ctx, ret );
590 int rollbackTransaction ( osrfMethodContext* ctx ) {
591 OSRF_METHOD_VERIFY_CONTEXT(ctx);
593 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
594 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "No active transaction to roll back" );
598 dbi_result result = dbi_conn_query(writehandle, "ROLLBACK;");
600 osrfLogError(OSRF_LOG_MARK, "%s: Error rolling back transaction", MODULENAME );
601 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error rolling back transaction" );
604 osrfHashRemove(ctx->session->userData, "xact_id");
605 jsonObject* ret = jsonNewObject(ctx->session->session_id);
606 osrfAppRespondComplete( ctx, ret );
612 int dispatchCRUDMethod ( osrfMethodContext* ctx ) {
613 OSRF_METHOD_VERIFY_CONTEXT(ctx);
615 osrfHash* meta = (osrfHash*) ctx->method->userData;
616 osrfHash* class_obj = osrfHashGet( meta, "class" );
620 jsonObject * obj = NULL;
621 if (!strcmp( (char*)osrfHashGet(meta, "methodtype"), "create"))
622 obj = doCreate(ctx, &err);
624 if (!strcmp( (char*)osrfHashGet(meta, "methodtype"), "retrieve"))
625 obj = doRetrieve(ctx, &err);
627 if (!strcmp( (char*)osrfHashGet(meta, "methodtype"), "update"))
628 obj = doUpdate(ctx, &err);
630 if (!strcmp( (char*)osrfHashGet(meta, "methodtype"), "delete"))
631 obj = doDelete(ctx, &err);
633 if (!strcmp( (char*)osrfHashGet(meta, "methodtype"), "search")) {
635 obj = doFieldmapperSearch(ctx, class_obj, ctx->params, &err);
639 jsonObjectIterator* itr = jsonNewObjectIterator( obj );
640 while ((cur = jsonObjectIteratorNext( itr ))) {
641 osrfAppRespond( ctx, cur->item );
643 jsonObjectIteratorFree(itr);
644 osrfAppRespondComplete( ctx, NULL );
646 } else if (!strcmp( (char*)osrfHashGet(meta, "methodtype"), "id_list")) {
648 jsonObject* _p = jsonObjectClone( ctx->params );
649 if (jsonObjectGetIndex( _p, 1 )) {
650 jsonObjectRemoveKey( jsonObjectGetIndex( _p, 1 ), "flesh" );
651 jsonObjectRemoveKey( jsonObjectGetIndex( _p, 1 ), "flesh_columns" );
653 jsonObjectSetIndex( _p, 1, jsonParseString("{}") );
656 growing_buffer* sel_list = buffer_init(16);
657 buffer_fadd(sel_list, "{ \"%s\":[\"%s\"] }", osrfHashGet( class_obj, "classname" ), osrfHashGet( class_obj, "primarykey" ));
658 char* _s = buffer_release(sel_list);
660 jsonObjectSetKey( jsonObjectGetIndex( _p, 1 ), "select", jsonParseString(_s) );
661 osrfLogDebug(OSRF_LOG_MARK, "%s: Select qualifer set to [%s]", MODULENAME, _s);
664 obj = doFieldmapperSearch(ctx, class_obj, _p, &err);
669 jsonObjectIterator* itr = jsonNewObjectIterator( obj );
670 while ((cur = jsonObjectIteratorNext( itr ))) {
678 osrfHashGet( class_obj, "fields" ),
679 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 char* field_transform = searchFieldTransform( class, field, node->item );
1187 if (!jsonObjectGetKeyConst( node->item, "value" )) {
1188 value = searchWHERE( node->item, osrfHashGet( oilsIDL(), class ), AND_OP_JOIN );
1189 } else if (jsonObjectGetKeyConst( node->item, "value" )->type == JSON_ARRAY) {
1190 value = searchValueTransform(jsonObjectGetKeyConst( node->item, "value" ));
1191 } else if (jsonObjectGetKeyConst( node->item, "value" )->type == JSON_HASH) {
1192 value = searchWHERE( jsonObjectGetKeyConst( node->item, "value" ), osrfHashGet( oilsIDL(), class ), AND_OP_JOIN );
1193 } else if (jsonObjectGetKeyConst( node->item, "value" )->type != JSON_NULL) {
1194 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1195 value = jsonNumberToDBString( field, jsonObjectGetKeyConst( node->item, "value" ) );
1197 value = jsonObjectToSimpleString(jsonObjectGetKeyConst( node->item, "value" ));
1198 if ( !dbi_conn_quote_string(dbhandle, &value) ) {
1199 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, value);
1201 free(field_transform);
1207 growing_buffer* sql_buf = buffer_init(32);
1218 free(field_transform);
1220 return buffer_release(sql_buf);
1223 static char* searchSimplePredicate (const char* orig_op, const char* class,
1224 osrfHash* field, const jsonObject* node) {
1228 if (node->type != JSON_NULL) {
1229 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1230 val = jsonNumberToDBString( field, node );
1232 val = jsonObjectToSimpleString(node);
1236 char* pred = searchWriteSimplePredicate( class, field, osrfHashGet(field, "name"), orig_op, val );
1243 static char* searchWriteSimplePredicate ( const char* class, osrfHash* field,
1244 const char* left, const char* orig_op, const char* right ) {
1248 if (right == NULL) {
1249 val = strdup("NULL");
1251 if (strcmp( orig_op, "=" ))
1252 op = strdup("IS NOT");
1256 } else if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1257 val = strdup(right);
1258 op = strdup(orig_op);
1261 val = strdup(right);
1262 if ( !dbi_conn_quote_string(dbhandle, &val) ) {
1263 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, val);
1267 op = strdup(orig_op);
1270 growing_buffer* sql_buf = buffer_init(16);
1271 buffer_fadd( sql_buf, "\"%s\".%s %s %s", class, left, op, val );
1275 return buffer_release(sql_buf);
1278 static char* searchBETWEENPredicate (const char* class, osrfHash* field, jsonObject* node) {
1283 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1284 x_string = jsonNumberToDBString(field, jsonObjectGetIndex(node,0));
1285 y_string = jsonNumberToDBString(field, jsonObjectGetIndex(node,1));
1288 x_string = jsonObjectToSimpleString(jsonObjectGetIndex(node,0));
1289 y_string = jsonObjectToSimpleString(jsonObjectGetIndex(node,1));
1290 if ( !(dbi_conn_quote_string(dbhandle, &x_string) && dbi_conn_quote_string(dbhandle, &y_string)) ) {
1291 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key strings [%s] and [%s]", MODULENAME, x_string, y_string);
1298 growing_buffer* sql_buf = buffer_init(32);
1299 buffer_fadd( sql_buf, "%s BETWEEN %s AND %s", osrfHashGet(field, "name"), x_string, y_string );
1303 return buffer_release(sql_buf);
1306 static char* searchPredicate ( const char* class, osrfHash* field, jsonObject* node ) {
1309 if (node->type == JSON_ARRAY) { // equality IN search
1310 pred = searchINPredicate( class, field, node, NULL );
1311 } else if (node->type == JSON_HASH) { // non-equality search
1312 jsonObjectNode* pred_node;
1313 jsonObjectIterator* pred_itr = jsonNewObjectIterator( node );
1314 while ( (pred_node = jsonObjectIteratorNext( pred_itr )) ) {
1315 if ( !(strcasecmp( pred_node->key,"between" )) )
1316 pred = searchBETWEENPredicate( class, field, pred_node->item );
1317 else if ( !(strcasecmp( pred_node->key,"in" )) || !(strcasecmp( pred_node->key,"not in" )) )
1318 pred = searchINPredicate( class, field, pred_node->item, pred_node->key );
1319 else if ( pred_node->item->type == JSON_ARRAY )
1320 pred = searchFunctionPredicate( class, field, pred_node );
1321 else if ( pred_node->item->type == JSON_HASH )
1322 pred = searchFieldTransformPredicate( class, field, pred_node );
1324 pred = searchSimplePredicate( pred_node->key, class, field, pred_node->item );
1328 jsonObjectIteratorFree(pred_itr);
1329 } else if (node->type == JSON_NULL) { // IS NULL search
1330 growing_buffer* _p = buffer_init(64);
1333 "\"%s\".%s IS NULL",
1335 osrfHashGet(field, "name")
1337 pred = buffer_release(_p);
1338 } else { // equality search
1339 pred = searchSimplePredicate( "=", class, field, node );
1358 field : call_number,
1374 static char* searchJOIN ( const jsonObject* join_hash, osrfHash* leftmeta ) {
1376 const jsonObject* working_hash;
1377 jsonObject* freeable_hash = NULL;
1379 if (join_hash->type == JSON_STRING) {
1380 // create a wrapper around a copy of the original
1381 char* _tmp = jsonObjectToSimpleString( join_hash );
1382 freeable_hash = jsonParseString("{}");
1383 jsonObjectSetKey(freeable_hash, _tmp, NULL);
1385 working_hash = freeable_hash;
1388 working_hash = join_hash;
1390 growing_buffer* join_buf = buffer_init(128);
1391 char* leftclass = osrfHashGet(leftmeta, "classname");
1393 jsonObjectNode* snode = NULL;
1394 jsonObjectIterator* search_itr = jsonNewObjectIterator( working_hash );
1396 jsonObjectFree(freeable_hash);
1398 while ( (snode = jsonObjectIteratorNext( search_itr )) ) {
1399 osrfHash* idlClass = osrfHashGet( oilsIDL(), snode->key );
1401 char* class = osrfHashGet(idlClass, "classname");
1403 char* table = getSourceDefinition(idlClass);
1404 char* type = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode->item, "type" ) );
1405 char* filter_op = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode->item, "filter_op" ) );
1406 char* fkey = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode->item, "fkey" ) );
1407 char* field = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode->item, "field" ) );
1409 const jsonObject* filter = jsonObjectGetKeyConst( snode->item, "filter" );
1410 const jsonObject* join_filter = jsonObjectGetKeyConst( snode->item, "join" );
1412 if (field && !fkey) {
1413 fkey = (char*)oilsIDLFindPath("/%s/links/%s/key", class, field);
1417 "%s: JOIN failed. No link defined from %s.%s to %s",
1423 buffer_free(join_buf);
1427 fkey = strdup( fkey );
1429 } else if (!field && fkey) {
1430 field = (char*)oilsIDLFindPath("/%s/links/%s/key", leftclass, fkey );
1434 "%s: JOIN failed. No link defined from %s.%s to %s",
1440 buffer_free(join_buf);
1444 field = strdup( field );
1446 } else if (!field && !fkey) {
1447 osrfHash* _links = oilsIDLFindPath("/%s/links", leftclass);
1450 osrfStringArray* keys = osrfHashKeys( _links );
1451 while ( (fkey = osrfStringArrayGetString(keys, i++)) ) {
1452 fkey = strdup(osrfStringArrayGetString(keys, i++));
1453 if ( !strcmp( (char*)oilsIDLFindPath("/%s/links/%s/class", leftclass, fkey), class) ) {
1454 field = strdup( (char*)oilsIDLFindPath("/%s/links/%s/key", leftclass, fkey) );
1460 osrfStringArrayFree(keys);
1462 if (!field && !fkey) {
1463 _links = oilsIDLFindPath("/%s/links", class);
1466 keys = osrfHashKeys( _links );
1467 while ( (field = osrfStringArrayGetString(keys, i++)) ) {
1468 field = strdup(osrfStringArrayGetString(keys, i++));
1469 if ( !strcmp( (char*)oilsIDLFindPath("/%s/links/%s/class", class, field), class) ) {
1470 fkey = strdup( (char*)oilsIDLFindPath("/%s/links/%s/key", class, field) );
1476 osrfStringArrayFree(keys);
1479 if (!field && !fkey) {
1482 "%s: JOIN failed. No link defined between %s and %s",
1487 buffer_free(join_buf);
1495 if ( !strcasecmp(type,"left") ) {
1496 buffer_add(join_buf, " LEFT JOIN");
1497 } else if ( !strcasecmp(type,"right") ) {
1498 buffer_add(join_buf, " RIGHT JOIN");
1499 } else if ( !strcasecmp(type,"full") ) {
1500 buffer_add(join_buf, " FULL JOIN");
1502 buffer_add(join_buf, " INNER JOIN");
1505 buffer_add(join_buf, " INNER JOIN");
1508 buffer_fadd(join_buf, " %s AS \"%s\" ON ( \"%s\".%s = \"%s\".%s", table, class, class, field, leftclass, fkey);
1513 if (!strcasecmp("or",filter_op)) {
1514 buffer_add( join_buf, " OR " );
1516 buffer_add( join_buf, " AND " );
1519 buffer_add( join_buf, " AND " );
1522 char* jpred = searchWHERE( filter, idlClass, AND_OP_JOIN );
1523 buffer_fadd( join_buf, " %s", jpred );
1527 buffer_add(join_buf, " ) ");
1530 char* jpred = searchJOIN( join_filter, idlClass );
1531 buffer_fadd( join_buf, " %s", jpred );
1541 jsonObjectIteratorFree(search_itr);
1543 return buffer_release(join_buf);
1548 { +class : { -or|-and : { field : { op : value }, ... } ... }, ... }
1549 { +class : { -or|-and : [ { field : { op : value }, ... }, ...] ... }, ... }
1550 [ { +class : { -or|-and : [ { field : { op : value }, ... }, ...] ... }, ... }, ... ]
1553 static char* searchWHERE ( const jsonObject* search_hash, osrfHash* meta, int opjoin_type ) {
1555 growing_buffer* sql_buf = buffer_init(128);
1557 jsonObjectNode* node = NULL;
1560 if ( search_hash->type == JSON_ARRAY ) {
1561 jsonObjectIterator* search_itr = jsonNewObjectIterator( search_hash );
1562 while ( (node = jsonObjectIteratorNext( search_itr )) ) {
1566 if (opjoin_type == OR_OP_JOIN) buffer_add(sql_buf, " OR ");
1567 else buffer_add(sql_buf, " AND ");
1570 char* subpred = searchWHERE( node->item, meta, opjoin_type );
1571 buffer_fadd(sql_buf, "( %s )", subpred);
1574 jsonObjectIteratorFree(search_itr);
1576 } else if ( search_hash->type == JSON_HASH ) {
1577 jsonObjectIterator* search_itr = jsonNewObjectIterator( search_hash );
1578 while ( (node = jsonObjectIteratorNext( search_itr )) ) {
1583 if (opjoin_type == OR_OP_JOIN) buffer_add(sql_buf, " OR ");
1584 else buffer_add(sql_buf, " AND ");
1587 if ( !strncmp("+",node->key,1) ) {
1588 if ( node->item->type == JSON_STRING ) {
1589 char* subpred = jsonObjectToSimpleString( node->item );
1590 buffer_fadd(sql_buf, " \"%s\".%s ", node->key + 1, subpred);
1593 char* subpred = searchWHERE( node->item, osrfHashGet( oilsIDL(), node->key + 1 ), AND_OP_JOIN );
1594 buffer_fadd(sql_buf, "( %s )", subpred);
1597 } else if ( !strcasecmp("-or",node->key) ) {
1598 char* subpred = searchWHERE( node->item, meta, OR_OP_JOIN );
1599 buffer_fadd(sql_buf, "( %s )", subpred);
1601 } else if ( !strcasecmp("-and",node->key) ) {
1602 char* subpred = searchWHERE( node->item, meta, AND_OP_JOIN );
1603 buffer_fadd(sql_buf, "( %s )", subpred);
1607 char* class = osrfHashGet(meta, "classname");
1608 osrfHash* fields = osrfHashGet(meta, "fields");
1609 osrfHash* field = osrfHashGet( fields, node->key );
1613 char* table = getSourceDefinition(meta);
1616 "%s: Attempt to reference non-existant column %s on %s (%s)",
1622 buffer_free(sql_buf);
1627 char* subpred = searchPredicate( class, field, node->item );
1628 buffer_add( sql_buf, subpred );
1632 jsonObjectIteratorFree(search_itr);
1635 // ERROR ... only hash and array allowed at this level
1636 char* predicate_string = jsonObjectToJSON( search_hash );
1639 "%s: Invalid predicate structure: %s",
1643 buffer_free(sql_buf);
1644 free(predicate_string);
1649 return buffer_release(sql_buf);
1652 static char* SELECT (
1653 /* method context */ osrfMethodContext* ctx,
1655 /* SELECT */ jsonObject* selhash,
1656 /* FROM */ jsonObject* join_hash,
1657 /* WHERE */ jsonObject* search_hash,
1658 /* HAVING */ jsonObject* having_hash,
1659 /* ORDER BY */ jsonObject* order_hash,
1660 /* LIMIT */ jsonObject* limit,
1661 /* OFFSET */ jsonObject* offset,
1662 /* flags */ int flags
1664 const char* locale = osrf_message_get_last_locale();
1666 // in case we don't get a select list
1667 jsonObject* defaultselhash = NULL;
1669 // general tmp objects
1670 const jsonObject* tmp_const;
1671 jsonObject* _tmp = NULL;
1672 jsonObjectNode* selclass = NULL;
1673 jsonObjectNode* selfield = NULL;
1674 jsonObjectNode* snode = NULL;
1675 jsonObjectNode* onode = NULL;
1676 jsonObject* found = NULL;
1678 char* string = NULL;
1683 // the core search class
1684 char* core_class = NULL;
1686 // metadata about the core search class
1687 osrfHash* core_meta = NULL;
1688 osrfHash* core_fields = NULL;
1689 osrfHash* idlClass = NULL;
1691 // punt if there's no core class
1692 if (!join_hash || ( join_hash->type == JSON_HASH && !join_hash->size ))
1695 // get the core class -- the only key of the top level FROM clause, or a string
1696 if (join_hash->type == JSON_HASH) {
1697 jsonObjectIterator* tmp_itr = jsonNewObjectIterator( join_hash );
1698 snode = jsonObjectIteratorNext( tmp_itr );
1700 core_class = strdup( snode->key );
1701 join_hash = snode->item;
1703 jsonObjectIteratorFree( tmp_itr );
1706 } else if (join_hash->type == JSON_STRING) {
1707 core_class = jsonObjectToSimpleString( join_hash );
1711 // punt if we don't know about the core class
1712 if (!(core_meta = osrfHashGet( oilsIDL(), core_class ))) {
1717 // if the select list is empty, or the core class field list is '*',
1718 // build the default select list ...
1720 selhash = defaultselhash = jsonParseString( "{}" );
1721 jsonObjectSetKey( selhash, core_class, jsonParseString( "[]" ) );
1722 } else if ( (tmp_const = jsonObjectGetKeyConst( selhash, core_class )) && tmp_const->type == JSON_STRING ) {
1723 char* _x = jsonObjectToSimpleString( tmp_const );
1724 if (!strncmp( "*", _x, 1 )) {
1725 jsonObjectRemoveKey( selhash, core_class );
1726 jsonObjectSetKey( selhash, core_class, jsonParseString( "[]" ) );
1732 growing_buffer* sql_buf = buffer_init(128);
1734 // temp buffer for the SELECT list
1735 growing_buffer* select_buf = buffer_init(128);
1736 growing_buffer* order_buf = buffer_init(128);
1737 growing_buffer* group_buf = buffer_init(128);
1738 growing_buffer* having_buf = buffer_init(128);
1740 core_fields = osrfHashGet(core_meta, "fields");
1742 // ... and if we /are/ building the default list, do that
1743 if ( (_tmp = jsonObjectGetKey(selhash,core_class)) && !_tmp->size ) {
1748 osrfStringArray* keys = osrfHashKeys( core_fields );
1749 while ( (field = osrfStringArrayGetString(keys, i++)) ) {
1750 if ( strncasecmp( "true", osrfHashGet( osrfHashGet( core_fields, field ), "virtual" ), 4 ) )
1751 jsonObjectPush( _tmp, jsonNewObject( field ) );
1753 osrfStringArrayFree(keys);
1756 // Now we build the actual select list
1758 jsonObject* is_agg = jsonObjectFindPath(selhash, "//aggregate");
1761 jsonObjectIterator* selclass_itr = jsonNewObjectIterator( selhash );
1762 while ( (selclass = jsonObjectIteratorNext( selclass_itr )) ) {
1764 // round trip through the idl, just to be safe
1765 idlClass = osrfHashGet( oilsIDL(), selclass->key );
1766 if (!idlClass) continue;
1767 char* cname = osrfHashGet(idlClass, "classname");
1769 // make sure the target relation is in the join tree
1770 if (strcmp(core_class,cname)) {
1771 if (!join_hash) continue;
1773 if (join_hash->type == JSON_STRING) {
1774 string = jsonObjectToSimpleString(join_hash);
1775 found = strcmp(string,cname) ? NULL : jsonParseString("{\"1\":\"1\"}");
1778 found = jsonObjectFindPath(join_hash, "//%s", cname);
1782 jsonObjectFree(found);
1786 jsonObjectFree(found);
1789 // stitch together the column list ...
1790 jsonObjectIterator* select_itr = jsonNewObjectIterator( selclass->item );
1791 while ( (selfield = jsonObjectIteratorNext( select_itr )) ) {
1793 char* __column = NULL;
1794 char* __alias = NULL;
1796 // ... if it's a sstring, just toss it on the pile
1797 if (selfield->item->type == JSON_STRING) {
1799 // again, just to be safe
1800 char* _requested_col = jsonObjectToSimpleString(selfield->item);
1801 osrfHash* field = osrfHashGet( osrfHashGet( idlClass, "fields" ), _requested_col );
1802 free(_requested_col);
1804 if (!field) continue;
1805 __column = strdup(osrfHashGet(field, "name"));
1810 buffer_add(select_buf, ",");
1814 char* i18n = osrfHashGet(field, "i18n");
1815 if (flags & DISABLE_I18N)
1818 if ( i18n && !strncasecmp("true", i18n, 4)) {
1819 char* pkey = osrfHashGet(idlClass, "primarykey");
1820 char* tname = osrfHashGet(idlClass, "tablename");
1822 buffer_fadd(select_buf, " oils_i18n_xlate('%s', '%s', '%s', \"%s\".%s::TEXT, '%s') AS \"%s\"", tname, __column, pkey, cname, pkey, locale, __column);
1824 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, __column, __column);
1827 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, __column, __column);
1830 // ... but it could be an object, in which case we check for a Field Transform
1833 __column = jsonObjectToSimpleString( jsonObjectGetKeyConst( selfield->item, "column" ) );
1835 // again, just to be safe
1836 osrfHash* field = osrfHashGet( osrfHashGet( idlClass, "fields" ), __column );
1837 if (!field) continue;
1838 const char* fname = osrfHashGet(field, "name");
1843 buffer_add(select_buf, ",");
1846 if ((tmp_const = jsonObjectGetKeyConst( selfield->item, "alias" ))) {
1847 __alias = jsonObjectToSimpleString( tmp_const );
1849 __alias = strdup(__column);
1852 if (jsonObjectGetKeyConst( selfield->item, "transform" )) {
1854 __column = searchFieldTransform(cname, field, selfield->item);
1855 buffer_fadd(select_buf, " %s AS \"%s\"", __column, __alias);
1858 char* i18n = osrfHashGet(field, "i18n");
1859 if (flags & DISABLE_I18N)
1862 if ( i18n && !strncasecmp("true", i18n, 4)) {
1863 char* pkey = osrfHashGet(idlClass, "primarykey");
1864 char* tname = osrfHashGet(idlClass, "tablename");
1866 buffer_fadd(select_buf, " oils_i18n_xlate('%s', '%s', '%s', \"%s\".%s::TEXT, '%s') AS \"%s\"", tname, fname, pkey, cname, pkey, locale, __alias);
1868 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, fname, __alias);
1871 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, fname, __alias);
1876 if (is_agg->size || (flags & SELECT_DISTINCT)) {
1878 if (!jsonBoolIsTrue( jsonObjectGetKey( selfield->item, "aggregate" ) )) {
1882 buffer_add(group_buf, ",");
1885 buffer_fadd(group_buf, " %d", sel_pos);
1887 } else if (is_agg = jsonObjectGetKey( selfield->item, "having" )) {
1891 buffer_add(group_buf, ",");
1894 __column = searchFieldTransform(cname, field, selfield->item);
1895 buffer_fadd(group_buf, " %s", __column);
1896 __column = searchFieldTransform(cname, field, selfield->item);
1901 if (__column) free(__column);
1902 if (__alias) free(__alias);
1907 // jsonObjectIteratorFree(select_itr);
1910 // jsonObjectIteratorFree(selclass_itr);
1912 if (is_agg) jsonObjectFree(is_agg);
1914 char* col_list = buffer_release(select_buf);
1915 char* table = getSourceDefinition(core_meta);
1917 // Put it all together
1918 buffer_fadd(sql_buf, "SELECT %s FROM %s AS \"%s\" ", col_list, table, core_class );
1922 // Now, walk the join tree and add that clause
1924 char* join_clause = searchJOIN( join_hash, core_meta );
1925 buffer_add(sql_buf, join_clause);
1929 if ( search_hash ) {
1930 buffer_add(sql_buf, " WHERE ");
1932 // and it's on the the WHERE clause
1933 char* pred = searchWHERE( search_hash, core_meta, AND_OP_JOIN );
1936 osrfAppSessionStatus(
1938 OSRF_STATUS_INTERNALSERVERERROR,
1939 "osrfMethodException",
1941 "Severe query error in WHERE predicate -- see error log for more details"
1944 buffer_free(having_buf);
1945 buffer_free(group_buf);
1946 buffer_free(order_buf);
1947 buffer_free(sql_buf);
1948 if (defaultselhash) jsonObjectFree(defaultselhash);
1951 buffer_add(sql_buf, pred);
1956 if ( having_hash ) {
1957 buffer_add(sql_buf, " HAVING ");
1959 // and it's on the the WHERE clause
1960 char* pred = searchWHERE( having_hash, core_meta, AND_OP_JOIN );
1963 osrfAppSessionStatus(
1965 OSRF_STATUS_INTERNALSERVERERROR,
1966 "osrfMethodException",
1968 "Severe query error in HAVING predicate -- see error log for more details"
1971 buffer_free(having_buf);
1972 buffer_free(group_buf);
1973 buffer_free(order_buf);
1974 buffer_free(sql_buf);
1975 if (defaultselhash) jsonObjectFree(defaultselhash);
1978 buffer_add(sql_buf, pred);
1984 jsonObjectIterator* class_itr = jsonNewObjectIterator( order_hash );
1985 while ( (snode = jsonObjectIteratorNext( class_itr )) ) {
1987 if (!jsonObjectGetKeyConst(selhash,snode->key))
1990 if ( snode->item->type == JSON_HASH ) {
1992 jsonObjectIterator* order_itr = jsonNewObjectIterator( snode->item );
1993 while ( (onode = jsonObjectIteratorNext( order_itr )) ) {
1995 if (!oilsIDLFindPath( "/%s/fields/%s", snode->key, onode->key ))
1998 char* direction = NULL;
1999 if ( onode->item->type == JSON_HASH ) {
2000 if ( jsonObjectGetKeyConst( onode->item, "transform" ) ) {
2001 string = searchFieldTransform(
2003 oilsIDLFindPath( "/%s/fields/%s", snode->key, onode->key ),
2007 growing_buffer* field_buf = buffer_init(16);
2008 buffer_fadd(field_buf, "\"%s\".%s", snode->key, onode->key);
2009 string = buffer_release(field_buf);
2012 if ( (tmp_const = jsonObjectGetKeyConst( onode->item, "direction" )) ) {
2013 direction = jsonObjectToSimpleString(tmp_const);
2014 if (!strncasecmp(direction, "d", 1)) {
2016 direction = " DESC";
2024 string = strdup(onode->key);
2025 direction = jsonObjectToSimpleString(onode->item);
2026 if (!strncasecmp(direction, "d", 1)) {
2028 direction = " DESC";
2038 buffer_add(order_buf, ", ");
2041 buffer_add(order_buf, string);
2045 buffer_add(order_buf, direction);
2049 // jsonObjectIteratorFree(order_itr);
2051 } else if ( snode->item->type == JSON_ARRAY ) {
2053 jsonObjectIterator* order_itr = jsonNewObjectIterator( snode->item );
2054 while ( (onode = jsonObjectIteratorNext( order_itr )) ) {
2056 char* _f = jsonObjectToSimpleString( onode->item );
2058 if (!oilsIDLFindPath( "/%s/fields/%s", snode->key, _f))
2064 buffer_add(order_buf, ", ");
2067 buffer_add(order_buf, _f);
2071 // jsonObjectIteratorFree(order_itr);
2074 // IT'S THE OOOOOOOOOOOLD STYLE!
2076 osrfLogError(OSRF_LOG_MARK, "%s: Possible SQL injection attempt; direct order by is not allowed", MODULENAME);
2077 osrfAppSessionStatus(
2079 OSRF_STATUS_INTERNALSERVERERROR,
2080 "osrfMethodException",
2082 "Severe query error -- see error log for more details"
2086 buffer_free(having_buf);
2087 buffer_free(group_buf);
2088 buffer_free(order_buf);
2089 buffer_free(sql_buf);
2090 if (defaultselhash) jsonObjectFree(defaultselhash);
2096 // jsonObjectIteratorFree(class_itr);
2098 string = buffer_release(group_buf);
2100 if (strlen(string)) {
2110 string = buffer_release(having_buf);
2112 if (strlen(string)) {
2122 string = buffer_release(order_buf);
2124 if (strlen(string)) {
2135 string = jsonObjectToSimpleString(limit);
2136 buffer_fadd( sql_buf, " LIMIT %d", atoi(string) );
2141 string = jsonObjectToSimpleString(offset);
2142 buffer_fadd( sql_buf, " OFFSET %d", atoi(string) );
2146 buffer_add(sql_buf, ";");
2149 if (defaultselhash) jsonObjectFree(defaultselhash);
2151 return buffer_release(sql_buf);
2155 static char* buildSELECT ( jsonObject* search_hash, jsonObject* order_hash, osrfHash* meta, osrfMethodContext* ctx ) {
2157 const char* locale = osrf_message_get_last_locale();
2159 osrfHash* fields = osrfHashGet(meta, "fields");
2160 char* core_class = osrfHashGet(meta, "classname");
2162 const jsonObject* join_hash = jsonObjectGetKeyConst( order_hash, "join" );
2164 jsonObjectNode* node = NULL;
2165 jsonObjectNode* snode = NULL;
2166 jsonObjectNode* onode = NULL;
2167 const jsonObject* _tmp = NULL;
2168 jsonObject* selhash = NULL;
2169 jsonObject* defaultselhash = NULL;
2171 growing_buffer* sql_buf = buffer_init(128);
2172 growing_buffer* select_buf = buffer_init(128);
2174 if ( !(selhash = jsonObjectGetKey( order_hash, "select" )) ) {
2175 defaultselhash = jsonParseString( "{}" );
2176 selhash = defaultselhash;
2179 if ( !jsonObjectGetKeyConst(selhash,core_class) ) {
2180 jsonObjectSetKey( selhash, core_class, jsonParseString( "[]" ) );
2181 jsonObject* flist = jsonObjectGetKey( selhash, core_class );
2186 osrfStringArray* keys = osrfHashKeys( fields );
2187 while ( (field = osrfStringArrayGetString(keys, i++)) ) {
2188 if ( strcasecmp( "true", osrfHashGet( osrfHashGet( fields, field ), "virtual" ) ) )
2189 jsonObjectPush( flist, jsonNewObject( field ) );
2191 osrfStringArrayFree(keys);
2195 jsonObjectIterator* class_itr = jsonNewObjectIterator( selhash );
2196 while ( (snode = jsonObjectIteratorNext( class_itr )) ) {
2198 osrfHash* idlClass = osrfHashGet( oilsIDL(), snode->key );
2199 if (!idlClass) continue;
2200 char* cname = osrfHashGet(idlClass, "classname");
2202 if (strcmp(core_class,snode->key)) {
2203 if (!join_hash) continue;
2205 jsonObject* found = jsonObjectFindPath(join_hash, "//%s", snode->key);
2207 jsonObjectFree(found);
2211 jsonObjectFree(found);
2214 jsonObjectIterator* select_itr = jsonNewObjectIterator( snode->item );
2215 while ( (node = jsonObjectIteratorNext( select_itr )) ) {
2216 osrfHash* field = osrfHashGet( osrfHashGet( idlClass, "fields" ), jsonObjectToSimpleString(node->item) );
2217 char* fname = osrfHashGet(field, "name");
2219 if (!field) continue;
2224 buffer_add(select_buf, ",");
2228 char* i18n = osrfHashGet(field, "i18n");
2229 if (jsonBoolIsTrue(jsonObjectGetKey( order_hash, "no_i18n" )))
2232 if ( i18n && !strncasecmp("true", i18n, 4)) {
2233 char* pkey = osrfHashGet(idlClass, "primarykey");
2234 char* tname = osrfHashGet(idlClass, "tablename");
2236 buffer_fadd(select_buf, " oils_i18n_xlate('%s', '%s', '%s', \"%s\".%s::TEXT, '%s') AS \"%s\"", tname, fname, pkey, cname, pkey, locale, fname);
2238 buffer_fadd(select_buf, " \"%s\".%s", cname, fname);
2241 buffer_fadd(select_buf, " \"%s\".%s", cname, fname);
2245 jsonObjectIteratorFree(select_itr);
2248 jsonObjectIteratorFree(class_itr);
2250 char* col_list = buffer_release(select_buf);
2251 char* table = getSourceDefinition(meta);
2253 buffer_fadd(sql_buf, "SELECT %s FROM %s AS \"%s\"", col_list, table, core_class );
2258 char* join_clause = searchJOIN( join_hash, meta );
2259 buffer_fadd(sql_buf, " %s", join_clause);
2263 char* tmpsql = buffer_data(sql_buf);
2264 osrfLogDebug(OSRF_LOG_MARK, "%s pre-predicate SQL = %s", MODULENAME, tmpsql);
2267 buffer_add(sql_buf, " WHERE ");
2269 char* pred = searchWHERE( search_hash, meta, AND_OP_JOIN );
2271 osrfAppSessionStatus(
2273 OSRF_STATUS_INTERNALSERVERERROR,
2274 "osrfMethodException",
2276 "Severe query error -- see error log for more details"
2278 buffer_free(sql_buf);
2281 buffer_add(sql_buf, pred);
2286 char* string = NULL;
2287 if ( (_tmp = jsonObjectGetKeyConst( order_hash, "order_by" )) ){
2289 growing_buffer* order_buf = buffer_init(128);
2292 jsonObjectIterator* class_itr = jsonNewObjectIterator( _tmp );
2293 while ( (snode = jsonObjectIteratorNext( class_itr )) ) {
2295 if (!jsonObjectGetKeyConst(selhash,snode->key))
2298 if ( snode->item->type == JSON_HASH ) {
2300 jsonObjectIterator* order_itr = jsonNewObjectIterator( snode->item );
2301 while ( (onode = jsonObjectIteratorNext( order_itr )) ) {
2303 if (!oilsIDLFindPath( "/%s/fields/%s", snode->key, onode->key ))
2306 char* direction = NULL;
2307 if ( onode->item->type == JSON_HASH ) {
2308 if ( jsonObjectGetKeyConst( onode->item, "transform" ) ) {
2309 string = searchFieldTransform(
2311 oilsIDLFindPath( "/%s/fields/%s", snode->key, onode->key ),
2315 growing_buffer* field_buf = buffer_init(16);
2316 buffer_fadd(field_buf, "\"%s\".%s", snode->key, onode->key);
2317 string = buffer_release(field_buf);
2320 if ( (_tmp = jsonObjectGetKeyConst( onode->item, "direction" )) ) {
2321 direction = jsonObjectToSimpleString(_tmp);
2322 if (!strncasecmp(direction, "d", 1)) {
2324 direction = " DESC";
2332 string = strdup(onode->key);
2333 direction = jsonObjectToSimpleString(onode->item);
2334 if (!strncasecmp(direction, "d", 1)) {
2336 direction = " DESC";
2346 buffer_add(order_buf, ", ");
2349 buffer_add(order_buf, string);
2353 buffer_add(order_buf, direction);
2358 jsonObjectIteratorFree(order_itr);
2361 string = jsonObjectToSimpleString(snode->item);
2362 buffer_add(order_buf, string);
2369 jsonObjectIteratorFree(class_itr);
2371 string = buffer_release(order_buf);
2373 if (strlen(string)) {
2384 if ( (_tmp = jsonObjectGetKeyConst( order_hash, "limit" )) ){
2385 string = jsonObjectToSimpleString(_tmp);
2394 _tmp = jsonObjectGetKeyConst( order_hash, "offset" );
2396 string = jsonObjectToSimpleString(_tmp);
2406 if (defaultselhash) jsonObjectFree(defaultselhash);
2408 buffer_add(sql_buf, ";");
2409 return buffer_release(sql_buf);
2412 int doJSONSearch ( osrfMethodContext* ctx ) {
2413 OSRF_METHOD_VERIFY_CONTEXT(ctx);
2414 osrfLogDebug(OSRF_LOG_MARK, "Recieved query request");
2419 dbhandle = writehandle;
2421 jsonObject* hash = jsonObjectGetIndex(ctx->params, 0);
2425 if (jsonBoolIsTrue(jsonObjectGetKey( hash, "distinct" )))
2426 flags |= SELECT_DISTINCT;
2428 if ( ((int)jsonObjectGetNumber(jsonObjectGetKey( hash, "distinct" ))) == 1 ) // support 1/0 for perl's sake
2429 flags |= SELECT_DISTINCT;
2431 if (jsonBoolIsTrue(jsonObjectGetKey( hash, "no_i18n" )))
2432 flags |= DISABLE_I18N;
2434 if ( ((int)jsonObjectGetNumber(jsonObjectGetKey( hash, "no_i18n" ))) == 1 ) // support 1/0 for perl's sake
2435 flags |= DISABLE_I18N;
2437 osrfLogDebug(OSRF_LOG_MARK, "Building SQL ...");
2440 jsonObjectGetKey( hash, "select" ),
2441 jsonObjectGetKey( hash, "from" ),
2442 jsonObjectGetKey( hash, "where" ),
2443 jsonObjectGetKey( hash, "having" ),
2444 jsonObjectGetKey( hash, "order_by" ),
2445 jsonObjectGetKey( hash, "limit" ),
2446 jsonObjectGetKey( hash, "offset" ),
2455 osrfLogDebug(OSRF_LOG_MARK, "%s SQL = %s", MODULENAME, sql);
2456 dbi_result result = dbi_conn_query(dbhandle, sql);
2459 osrfLogDebug(OSRF_LOG_MARK, "Query returned with no errors");
2461 if (dbi_result_first_row(result)) {
2462 /* JSONify the result */
2463 osrfLogDebug(OSRF_LOG_MARK, "Query returned at least one row");
2466 jsonObject* return_val = oilsMakeJSONFromResult( result );
2467 osrfAppRespond( ctx, return_val );
2468 jsonObjectFree( return_val );
2469 } while (dbi_result_next_row(result));
2472 osrfLogDebug(OSRF_LOG_MARK, "%s returned no results for query %s", MODULENAME, sql);
2475 osrfAppRespondComplete( ctx, NULL );
2477 /* clean up the query */
2478 dbi_result_free(result);
2482 osrfLogError(OSRF_LOG_MARK, "%s: Error with query [%s]", MODULENAME, sql);
2483 osrfAppSessionStatus(
2485 OSRF_STATUS_INTERNALSERVERERROR,
2486 "osrfMethodException",
2488 "Severe query error -- see error log for more details"
2496 static jsonObject* doFieldmapperSearch ( osrfMethodContext* ctx, osrfHash* meta,
2497 const jsonObject* params, int* err ) {
2500 dbhandle = writehandle;
2502 osrfHash* links = osrfHashGet(meta, "links");
2503 osrfHash* fields = osrfHashGet(meta, "fields");
2504 char* core_class = osrfHashGet(meta, "classname");
2505 char* pkey = osrfHashGet(meta, "primarykey");
2507 const jsonObject* _tmp;
2509 jsonObject* search_hash = jsonObjectGetIndex(params, 0);
2510 jsonObject* order_hash = jsonObjectGetIndex(params, 1);
2512 char* sql = buildSELECT( search_hash, order_hash, meta, ctx );
2518 osrfLogDebug(OSRF_LOG_MARK, "%s SQL = %s", MODULENAME, sql);
2519 dbi_result result = dbi_conn_query(dbhandle, sql);
2521 jsonObject* res_list = jsonParseString("[]");
2523 osrfLogDebug(OSRF_LOG_MARK, "Query returned with no errors");
2524 osrfHash* dedup = osrfNewHash();
2526 if (dbi_result_first_row(result)) {
2527 /* JSONify the result */
2528 osrfLogDebug(OSRF_LOG_MARK, "Query returned at least one row");
2530 obj = oilsMakeFieldmapperFromResult( result, meta );
2531 int pkey_pos = atoi( osrfHashGet( osrfHashGet( fields, pkey ), "array_position" ) );
2532 char* pkey_val = jsonObjectToSimpleString( jsonObjectGetIndex( obj, pkey_pos ) );
2533 if ( osrfHashGet( dedup, pkey_val ) ) {
2534 jsonObjectFree(obj);
2536 osrfHashSet( dedup, pkey_val, pkey_val );
2537 jsonObjectPush(res_list, obj);
2539 } while (dbi_result_next_row(result));
2541 osrfLogDebug(OSRF_LOG_MARK, "%s returned no results for query %s", MODULENAME, sql);
2544 osrfHashFree(dedup);
2546 /* clean up the query */
2547 dbi_result_free(result);
2550 osrfLogError(OSRF_LOG_MARK, "%s: Error retrieving %s with query [%s]", MODULENAME, osrfHashGet(meta, "fieldmapper"), sql);
2551 osrfAppSessionStatus(
2553 OSRF_STATUS_INTERNALSERVERERROR,
2554 "osrfMethodException",
2556 "Severe query error -- see error log for more details"
2560 jsonObjectFree(res_list);
2567 if (res_list->size && order_hash) {
2568 _tmp = jsonObjectGetKeyConst( order_hash, "flesh" );
2570 int x = (int)jsonObjectGetNumber(_tmp);
2571 if (x == -1 || x > max_flesh_depth) x = max_flesh_depth;
2573 const jsonObject* temp_blob;
2574 if ((temp_blob = jsonObjectGetKeyConst( order_hash, "flesh_fields" )) && x > 0) {
2576 jsonObject* flesh_blob = jsonObjectClone( temp_blob );
2577 const jsonObject* flesh_fields = jsonObjectGetKeyConst( flesh_blob, core_class );
2579 osrfStringArray* link_fields = NULL;
2582 if (flesh_fields->size == 1) {
2583 char* _t = jsonObjectToSimpleString( jsonObjectGetIndex( flesh_fields, 0 ) );
2584 if (!strcmp(_t,"*")) link_fields = osrfHashKeys( links );
2590 link_fields = osrfNewStringArray(1);
2591 jsonObjectIterator* _i = jsonNewObjectIterator( flesh_fields );
2592 while ((_f = jsonObjectIteratorNext( _i ))) {
2593 osrfStringArrayAdd( link_fields, jsonObjectToSimpleString( _f->item ) );
2595 jsonObjectIteratorFree(_i);
2599 jsonObjectNode* cur;
2600 jsonObjectIterator* itr = jsonNewObjectIterator( res_list );
2601 while ((cur = jsonObjectIteratorNext( itr ))) {
2606 while ( (link_field = osrfStringArrayGetString(link_fields, i++)) ) {
2608 osrfLogDebug(OSRF_LOG_MARK, "Starting to flesh %s", link_field);
2610 osrfHash* kid_link = osrfHashGet(links, link_field);
2611 if (!kid_link) continue;
2613 osrfHash* field = osrfHashGet(fields, link_field);
2614 if (!field) continue;
2616 osrfHash* value_field = field;
2618 osrfHash* kid_idl = osrfHashGet(oilsIDL(), osrfHashGet(kid_link, "class"));
2619 if (!kid_idl) continue;
2621 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "has_many" ))) { // has_many
2622 value_field = osrfHashGet( fields, osrfHashGet(meta, "primarykey") );
2625 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "might_have" ))) { // might_have
2626 value_field = osrfHashGet( fields, osrfHashGet(meta, "primarykey") );
2629 osrfStringArray* link_map = osrfHashGet( kid_link, "map" );
2631 if (link_map->size > 0) {
2632 jsonObject* _kid_key = jsonParseString("[]");
2635 jsonNewObject( osrfStringArrayGetString( link_map, 0 ) )
2640 osrfHashGet(kid_link, "class"),
2647 "Link field: %s, remote class: %s, fkey: %s, reltype: %s",
2648 osrfHashGet(kid_link, "field"),
2649 osrfHashGet(kid_link, "class"),
2650 osrfHashGet(kid_link, "key"),
2651 osrfHashGet(kid_link, "reltype")
2654 jsonObject* fake_params = jsonParseString("[]");
2655 jsonObjectPush(fake_params, jsonParseString("{}")); // search hash
2656 jsonObjectPush(fake_params, jsonParseString("{}")); // order/flesh hash
2658 osrfLogDebug(OSRF_LOG_MARK, "Creating dummy params object...");
2661 jsonObjectToSimpleString(
2664 atoi( osrfHashGet(value_field, "array_position") )
2669 osrfLogDebug(OSRF_LOG_MARK, "Nothing to search for!");
2674 jsonObjectGetIndex(fake_params, 0),
2675 osrfHashGet(kid_link, "key"),
2676 jsonNewObject( search_key )
2683 jsonObjectGetIndex(fake_params, 1),
2685 jsonNewNumberObject( (double)(x - 1 + link_map->size) )
2689 jsonObjectSetKey( jsonObjectGetIndex(fake_params, 1), "flesh_fields", jsonObjectClone(flesh_blob) );
2691 if (jsonObjectGetKeyConst(order_hash, "order_by")) {
2693 jsonObjectGetIndex(fake_params, 1),
2695 jsonObjectClone(jsonObjectGetKeyConst(order_hash, "order_by"))
2699 if (jsonObjectGetKeyConst(order_hash, "select")) {
2701 jsonObjectGetIndex(fake_params, 1),
2703 jsonObjectClone(jsonObjectGetKeyConst(order_hash, "select"))
2707 jsonObject* kids = doFieldmapperSearch(ctx, kid_idl, fake_params, err);
2710 jsonObjectFree( fake_params );
2711 osrfStringArrayFree(link_fields);
2712 jsonObjectIteratorFree(itr);
2713 jsonObjectFree(res_list);
2717 osrfLogDebug(OSRF_LOG_MARK, "Search for %s return %d linked objects", osrfHashGet(kid_link, "class"), kids->size);
2719 jsonObject* X = NULL;
2720 if ( link_map->size > 0 && kids->size > 0 ) {
2722 kids = jsonParseString("[]");
2724 jsonObjectNode* _k_node;
2725 jsonObjectIterator* _k = jsonNewObjectIterator( X );
2726 while ((_k_node = jsonObjectIteratorNext( _k ))) {
2732 (unsigned long)atoi(
2738 osrfHashGet(kid_link, "class")
2742 osrfStringArrayGetString( link_map, 0 )
2753 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "has_a" )) || !(strcmp( osrfHashGet(kid_link, "reltype"), "might_have" ))) {
2754 osrfLogDebug(OSRF_LOG_MARK, "Storing fleshed objects in %s", osrfHashGet(kid_link, "field"));
2757 (unsigned long)atoi( osrfHashGet( field, "array_position" ) ),
2758 jsonObjectClone( jsonObjectGetIndex(kids, 0) )
2762 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "has_many" ))) { // has_many
2763 osrfLogDebug(OSRF_LOG_MARK, "Storing fleshed objects in %s", osrfHashGet(kid_link, "field"));
2766 (unsigned long)atoi( osrfHashGet( field, "array_position" ) ),
2767 jsonObjectClone( kids )
2772 jsonObjectFree(kids);
2776 jsonObjectFree( kids );
2777 jsonObjectFree( fake_params );
2779 osrfLogDebug(OSRF_LOG_MARK, "Fleshing of %s complete", osrfHashGet(kid_link, "field"));
2780 osrfLogDebug(OSRF_LOG_MARK, "%s", jsonObjectToJSON(cur->item));
2784 jsonObjectFree( flesh_blob );
2785 osrfStringArrayFree(link_fields);
2786 jsonObjectIteratorFree(itr);
2795 static jsonObject* doUpdate(osrfMethodContext* ctx, int* err ) {
2797 osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
2798 jsonObject* target = jsonObjectGetIndex(ctx->params, 0);
2800 if (!verifyObjectClass(ctx, target)) {
2805 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
2806 osrfAppSessionStatus(
2808 OSRF_STATUS_BADREQUEST,
2809 "osrfMethodException",
2811 "No active transaction -- required for UPDATE"
2817 if (osrfHashGet( meta, "readonly" ) && strncasecmp("true", osrfHashGet( meta, "readonly" ), 4)) {
2818 osrfAppSessionStatus(
2820 OSRF_STATUS_BADREQUEST,
2821 "osrfMethodException",
2823 "Cannot UPDATE readonly class"
2829 dbhandle = writehandle;
2831 char* trans_id = osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" );
2833 // Set the last_xact_id
2834 osrfHash* last_xact_id;
2835 if ((last_xact_id = oilsIDLFindPath("/%s/fields/last_xact_id", target->classname))) {
2836 int index = atoi( osrfHashGet(last_xact_id, "array_position") );
2837 osrfLogDebug(OSRF_LOG_MARK, "Setting last_xact_id to %s on %s at position %d", trans_id, target->classname, index);
2838 jsonObjectSetIndex(target, index, jsonNewObject(trans_id));
2841 char* pkey = osrfHashGet(meta, "primarykey");
2842 osrfHash* fields = osrfHashGet(meta, "fields");
2845 jsonObjectToSimpleString(
2848 atoi( osrfHashGet( osrfHashGet( fields, pkey ), "array_position" ) )
2854 "%s updating %s object with %s = %s",
2856 osrfHashGet(meta, "fieldmapper"),
2861 growing_buffer* sql = buffer_init(128);
2862 buffer_fadd(sql,"UPDATE %s SET", osrfHashGet(meta, "tablename"));
2867 osrfStringArray* field_list = osrfHashKeys( fields );
2868 while ( (field_name = osrfStringArrayGetString(field_list, i++)) ) {
2870 osrfHash* field = osrfHashGet( fields, field_name );
2872 if(!( strcmp( field_name, pkey ) )) continue;
2873 if(!( strcmp( osrfHashGet(osrfHashGet(fields,field_name), "virtual"), "true" ) )) continue;
2875 jsonObject* field_object = jsonObjectGetIndex( target, atoi(osrfHashGet(field, "array_position")) );
2878 if (field_object && field_object->classname) {
2879 value = jsonObjectToSimpleString(
2885 oilsIDLFindPath("/%s/fields", field_object->classname),
2886 (char*)oilsIDLFindPath("/%s/primarykey", field_object->classname)
2895 value = jsonObjectToSimpleString( field_object );
2898 osrfLogDebug( OSRF_LOG_MARK, "Updating %s object with %s = %s", osrfHashGet(meta, "fieldmapper"), field_name, value);
2900 if (!field_object || field_object->type == JSON_NULL) {
2901 if ( !(!( strcmp( osrfHashGet(meta, "classname"), "au" ) ) && !( strcmp( field_name, "passwd" ) )) ) { // arg at the special case!
2902 if (first) first = 0;
2903 else buffer_add(sql, ",");
2904 buffer_fadd( sql, " %s = NULL", field_name );
2907 } else if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
2908 if (first) first = 0;
2909 else buffer_add(sql, ",");
2911 if ( !strncmp(osrfHashGet(field, "datatype"), "INT", (size_t)3) ) {
2912 buffer_fadd( sql, " %s = %ld", field_name, atol(value) );
2913 } else if ( !strcmp(osrfHashGet(field, "datatype"), "NUMERIC") ) {
2914 buffer_fadd( sql, " %s = %f", field_name, atof(value) );
2917 osrfLogDebug( OSRF_LOG_MARK, "%s is of type %s", field_name, osrfHashGet(field, "datatype"));
2920 if ( dbi_conn_quote_string(dbhandle, &value) ) {
2921 if (first) first = 0;
2922 else buffer_add(sql, ",");
2923 buffer_fadd( sql, " %s = %s", field_name, value );
2926 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting string [%s]", MODULENAME, value);
2927 osrfAppSessionStatus(
2929 OSRF_STATUS_INTERNALSERVERERROR,
2930 "osrfMethodException",
2932 "Error quoting string -- please see the error log for more details"
2946 jsonObject* obj = jsonParseString(id);
2948 if ( strcmp( osrfHashGet( osrfHashGet( osrfHashGet(meta, "fields"), pkey ), "primitive" ), "number" ) )
2949 dbi_conn_quote_string(dbhandle, &id);
2951 buffer_fadd( sql, " WHERE %s = %s;", pkey, id );
2953 char* query = buffer_release(sql);
2954 osrfLogDebug(OSRF_LOG_MARK, "%s: Update SQL [%s]", MODULENAME, query);
2956 dbi_result result = dbi_conn_query(dbhandle, query);
2960 jsonObjectFree(obj);
2961 obj = jsonNewObject(NULL);
2964 "%s ERROR updating %s object with %s = %s",
2966 osrfHashGet(meta, "fieldmapper"),
2977 static jsonObject* doDelete(osrfMethodContext* ctx, int* err ) {
2979 osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
2981 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
2982 osrfAppSessionStatus(
2984 OSRF_STATUS_BADREQUEST,
2985 "osrfMethodException",
2987 "No active transaction -- required for DELETE"
2993 if (osrfHashGet( meta, "readonly" ) && strncasecmp("true", osrfHashGet( meta, "readonly" ), 4)) {
2994 osrfAppSessionStatus(
2996 OSRF_STATUS_BADREQUEST,
2997 "osrfMethodException",
2999 "Cannot DELETE readonly class"
3005 dbhandle = writehandle;
3009 char* pkey = osrfHashGet(meta, "primarykey");
3012 if (jsonObjectGetIndex(ctx->params, 0)->classname) {
3013 if (!verifyObjectClass(ctx, jsonObjectGetIndex( ctx->params, 0 ))) {
3018 id = jsonObjectToSimpleString(
3020 jsonObjectGetIndex(ctx->params, 0),
3021 atoi( osrfHashGet( osrfHashGet( osrfHashGet(meta, "fields"), pkey ), "array_position") )
3025 id = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
3030 "%s deleting %s object with %s = %s",
3032 osrfHashGet(meta, "fieldmapper"),
3037 obj = jsonParseString(id);
3039 if ( strcmp( osrfHashGet( osrfHashGet( osrfHashGet(meta, "fields"), pkey ), "primitive" ), "number" ) )
3040 dbi_conn_quote_string(writehandle, &id);
3042 dbi_result result = dbi_conn_queryf(writehandle, "DELETE FROM %s WHERE %s = %s;", osrfHashGet(meta, "tablename"), pkey, id);
3045 jsonObjectFree(obj);
3046 obj = jsonNewObject(NULL);
3049 "%s ERROR deleting %s object with %s = %s",
3051 osrfHashGet(meta, "fieldmapper"),
3064 static jsonObject* oilsMakeFieldmapperFromResult( dbi_result result, osrfHash* meta) {
3065 if(!(result && meta)) return jsonNULL;
3067 jsonObject* object = jsonNewObject(NULL);
3068 jsonObjectSetClass(object, osrfHashGet(meta, "classname"));
3070 osrfHash* fields = osrfHashGet(meta, "fields");
3072 osrfLogInternal(OSRF_LOG_MARK, "Setting object class to %s ", object->classname);
3076 char dt_string[256];
3080 int columnIndex = 1;
3082 unsigned short type;
3083 const char* columnName;
3085 /* cycle through the column list */
3086 while( (columnName = dbi_result_get_field_name(result, columnIndex++)) ) {
3088 osrfLogInternal(OSRF_LOG_MARK, "Looking for column named [%s]...", (char*)columnName);
3090 fmIndex = -1; // reset the position
3092 /* determine the field type and storage attributes */
3093 type = dbi_result_get_field_type(result, columnName);
3094 attr = dbi_result_get_field_attribs(result, columnName);
3096 /* fetch the fieldmapper index */
3097 if( (_f = osrfHashGet(fields, (char*)columnName)) ) {
3098 char* virt = (char*)osrfHashGet(_f, "virtual");
3099 char* pos = (char*)osrfHashGet(_f, "array_position");
3101 if ( !virt || !pos || !(strcmp( virt, "true" )) ) continue;
3103 fmIndex = atoi( pos );
3104 osrfLogInternal(OSRF_LOG_MARK, "... Found column at position [%s]...", pos);
3109 if (dbi_result_field_is_null(result, columnName)) {
3110 jsonObjectSetIndex( object, fmIndex, jsonNewObject(NULL) );
3115 case DBI_TYPE_INTEGER :
3117 if( attr & DBI_INTEGER_SIZE8 )
3118 jsonObjectSetIndex( object, fmIndex,
3119 jsonNewNumberObject(dbi_result_get_longlong(result, columnName)));
3121 jsonObjectSetIndex( object, fmIndex,
3122 jsonNewNumberObject(dbi_result_get_long(result, columnName)));
3126 case DBI_TYPE_DECIMAL :
3127 jsonObjectSetIndex( object, fmIndex,
3128 jsonNewNumberObject(dbi_result_get_double(result, columnName)));
3131 case DBI_TYPE_STRING :
3137 jsonNewObject( dbi_result_get_string(result, columnName) )
3142 case DBI_TYPE_DATETIME :
3144 memset(dt_string, '\0', sizeof(dt_string));
3145 memset(&gmdt, '\0', sizeof(gmdt));
3146 memset(&_tmp_dt, '\0', sizeof(_tmp_dt));
3148 _tmp_dt = dbi_result_get_datetime(result, columnName);
3150 localtime_r( &_tmp_dt, &gmdt );
3152 if (!(attr & DBI_DATETIME_DATE)) {
3153 strftime(dt_string, 255, "%T", &gmdt);
3154 } else if (!(attr & DBI_DATETIME_TIME)) {
3155 strftime(dt_string, 255, "%F", &gmdt);
3157 strftime(dt_string, 255, "%FT%T%z", &gmdt);
3160 jsonObjectSetIndex( object, fmIndex, jsonNewObject(dt_string) );
3164 case DBI_TYPE_BINARY :
3165 osrfLogError( OSRF_LOG_MARK,
3166 "Can't do binary at column %s : index %d", columnName, columnIndex - 1);
3174 static jsonObject* oilsMakeJSONFromResult( dbi_result result ) {
3175 if(!result) return jsonNULL;
3177 jsonObject* object = jsonNewObject(NULL);
3180 char dt_string[256];
3184 int columnIndex = 1;
3186 unsigned short type;
3187 const char* columnName;
3189 /* cycle through the column list */
3190 while( (columnName = dbi_result_get_field_name(result, columnIndex++)) ) {
3192 osrfLogInternal(OSRF_LOG_MARK, "Looking for column named [%s]...", (char*)columnName);
3194 fmIndex = -1; // reset the position
3196 /* determine the field type and storage attributes */
3197 type = dbi_result_get_field_type(result, columnName);
3198 attr = dbi_result_get_field_attribs(result, columnName);
3200 if (dbi_result_field_is_null(result, columnName)) {
3201 jsonObjectSetKey( object, columnName, jsonNewObject(NULL) );
3206 case DBI_TYPE_INTEGER :
3208 if( attr & DBI_INTEGER_SIZE8 )
3209 jsonObjectSetKey( object, columnName, jsonNewNumberObject(dbi_result_get_longlong(result, columnName)) );
3211 jsonObjectSetKey( object, columnName, jsonNewNumberObject(dbi_result_get_long(result, columnName)) );
3214 case DBI_TYPE_DECIMAL :
3215 jsonObjectSetKey( object, columnName, jsonNewNumberObject(dbi_result_get_double(result, columnName)) );
3218 case DBI_TYPE_STRING :
3219 jsonObjectSetKey( object, columnName, jsonNewObject(dbi_result_get_string(result, columnName)) );
3222 case DBI_TYPE_DATETIME :
3224 memset(dt_string, '\0', sizeof(dt_string));
3225 memset(&gmdt, '\0', sizeof(gmdt));
3226 memset(&_tmp_dt, '\0', sizeof(_tmp_dt));
3228 _tmp_dt = dbi_result_get_datetime(result, columnName);
3230 localtime_r( &_tmp_dt, &gmdt );
3232 if (!(attr & DBI_DATETIME_DATE)) {
3233 strftime(dt_string, 255, "%T", &gmdt);
3234 } else if (!(attr & DBI_DATETIME_TIME)) {
3235 strftime(dt_string, 255, "%F", &gmdt);
3237 strftime(dt_string, 255, "%FT%T%z", &gmdt);
3240 jsonObjectSetKey( object, columnName, jsonNewObject(dt_string) );
3243 case DBI_TYPE_BINARY :
3244 osrfLogError( OSRF_LOG_MARK,
3245 "Can't do binary at column %s : index %d", columnName, columnIndex - 1);