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, strdup(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" ) );
1145 char* transform_subcolumn = jsonObjectToSimpleString( jsonObjectGetKeyConst( node, "result_field" ) );
1147 if (field_transform) {
1148 buffer_fadd( sql_buf, "%s(\"%s\".%s", field_transform, class, osrfHashGet(field, "name"));
1149 const jsonObject* array = jsonObjectGetKeyConst( node, "params" );
1152 int func_item_index = 0;
1153 jsonObject* func_item;
1154 while ( (func_item = jsonObjectGetIndex(array, func_item_index++)) ) {
1156 char* val = jsonObjectToSimpleString(func_item);
1158 if ( dbi_conn_quote_string(dbhandle, &val) ) {
1159 buffer_fadd( sql_buf, ",%s", val );
1161 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, val);
1162 free(field_transform);
1163 buffer_free(sql_buf);
1176 buffer_fadd( sql_buf, "\"%s\".%s", class, osrfHashGet(field, "name"));
1179 if (transform_subcolumn) {
1187 if (field_transform) free(field_transform);
1188 if (transform_subcolumn) free(transform_subcolumn);
1190 return buffer_release(sql_buf);
1193 static char* searchFieldTransformPredicate (const char* class, osrfHash* field, jsonObjectNode* node) {
1194 char* field_transform = searchFieldTransform( class, field, node->item );
1197 if (!jsonObjectGetKeyConst( node->item, "value" )) {
1198 value = searchWHERE( node->item, osrfHashGet( oilsIDL(), class ), AND_OP_JOIN );
1199 } else if (jsonObjectGetKeyConst( node->item, "value" )->type == JSON_ARRAY) {
1200 value = searchValueTransform(jsonObjectGetKeyConst( node->item, "value" ));
1201 } else if (jsonObjectGetKeyConst( node->item, "value" )->type == JSON_HASH) {
1202 value = searchWHERE( jsonObjectGetKeyConst( node->item, "value" ), osrfHashGet( oilsIDL(), class ), AND_OP_JOIN );
1203 } else if (jsonObjectGetKeyConst( node->item, "value" )->type != JSON_NULL) {
1204 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1205 value = jsonNumberToDBString( field, jsonObjectGetKeyConst( node->item, "value" ) );
1207 value = jsonObjectToSimpleString(jsonObjectGetKeyConst( node->item, "value" ));
1208 if ( !dbi_conn_quote_string(dbhandle, &value) ) {
1209 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, value);
1211 free(field_transform);
1217 growing_buffer* sql_buf = buffer_init(32);
1228 free(field_transform);
1230 return buffer_release(sql_buf);
1233 static char* searchSimplePredicate (const char* orig_op, const char* class,
1234 osrfHash* field, const jsonObject* node) {
1238 if (node->type != JSON_NULL) {
1239 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1240 val = jsonNumberToDBString( field, node );
1242 val = jsonObjectToSimpleString(node);
1246 char* pred = searchWriteSimplePredicate( class, field, osrfHashGet(field, "name"), orig_op, val );
1253 static char* searchWriteSimplePredicate ( const char* class, osrfHash* field,
1254 const char* left, const char* orig_op, const char* right ) {
1258 if (right == NULL) {
1259 val = strdup("NULL");
1261 if (strcmp( orig_op, "=" ))
1262 op = strdup("IS NOT");
1266 } else if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1267 val = strdup(right);
1268 op = strdup(orig_op);
1271 val = strdup(right);
1272 if ( !dbi_conn_quote_string(dbhandle, &val) ) {
1273 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, val);
1277 op = strdup(orig_op);
1280 growing_buffer* sql_buf = buffer_init(16);
1281 buffer_fadd( sql_buf, "\"%s\".%s %s %s", class, left, op, val );
1285 return buffer_release(sql_buf);
1288 static char* searchBETWEENPredicate (const char* class, osrfHash* field, jsonObject* node) {
1293 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1294 x_string = jsonNumberToDBString(field, jsonObjectGetIndex(node,0));
1295 y_string = jsonNumberToDBString(field, jsonObjectGetIndex(node,1));
1298 x_string = jsonObjectToSimpleString(jsonObjectGetIndex(node,0));
1299 y_string = jsonObjectToSimpleString(jsonObjectGetIndex(node,1));
1300 if ( !(dbi_conn_quote_string(dbhandle, &x_string) && dbi_conn_quote_string(dbhandle, &y_string)) ) {
1301 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key strings [%s] and [%s]", MODULENAME, x_string, y_string);
1308 growing_buffer* sql_buf = buffer_init(32);
1309 buffer_fadd( sql_buf, "%s BETWEEN %s AND %s", osrfHashGet(field, "name"), x_string, y_string );
1313 return buffer_release(sql_buf);
1316 static char* searchPredicate ( const char* class, osrfHash* field, jsonObject* node ) {
1319 if (node->type == JSON_ARRAY) { // equality IN search
1320 pred = searchINPredicate( class, field, node, NULL );
1321 } else if (node->type == JSON_HASH) { // non-equality search
1322 jsonObjectNode* pred_node;
1323 jsonObjectIterator* pred_itr = jsonNewObjectIterator( node );
1324 while ( (pred_node = jsonObjectIteratorNext( pred_itr )) ) {
1325 if ( !(strcasecmp( pred_node->key,"between" )) )
1326 pred = searchBETWEENPredicate( class, field, pred_node->item );
1327 else if ( !(strcasecmp( pred_node->key,"in" )) || !(strcasecmp( pred_node->key,"not in" )) )
1328 pred = searchINPredicate( class, field, pred_node->item, pred_node->key );
1329 else if ( pred_node->item->type == JSON_ARRAY )
1330 pred = searchFunctionPredicate( class, field, pred_node );
1331 else if ( pred_node->item->type == JSON_HASH )
1332 pred = searchFieldTransformPredicate( class, field, pred_node );
1334 pred = searchSimplePredicate( pred_node->key, class, field, pred_node->item );
1338 jsonObjectIteratorFree(pred_itr);
1339 } else if (node->type == JSON_NULL) { // IS NULL search
1340 growing_buffer* _p = buffer_init(64);
1343 "\"%s\".%s IS NULL",
1345 osrfHashGet(field, "name")
1347 pred = buffer_release(_p);
1348 } else { // equality search
1349 pred = searchSimplePredicate( "=", class, field, node );
1368 field : call_number,
1384 static char* searchJOIN ( const jsonObject* join_hash, osrfHash* leftmeta ) {
1386 const jsonObject* working_hash;
1387 jsonObject* freeable_hash = NULL;
1389 if (join_hash->type == JSON_STRING) {
1390 // create a wrapper around a copy of the original
1391 char* _tmp = jsonObjectToSimpleString( join_hash );
1392 freeable_hash = jsonParseString("{}");
1393 jsonObjectSetKey(freeable_hash, _tmp, NULL);
1395 working_hash = freeable_hash;
1398 working_hash = join_hash;
1400 growing_buffer* join_buf = buffer_init(128);
1401 char* leftclass = osrfHashGet(leftmeta, "classname");
1403 jsonObjectNode* snode = NULL;
1404 jsonObjectIterator* search_itr = jsonNewObjectIterator( working_hash );
1406 jsonObjectFree(freeable_hash);
1408 while ( (snode = jsonObjectIteratorNext( search_itr )) ) {
1409 osrfHash* idlClass = osrfHashGet( oilsIDL(), snode->key );
1411 char* class = osrfHashGet(idlClass, "classname");
1413 char* table = getSourceDefinition(idlClass);
1414 char* type = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode->item, "type" ) );
1415 char* filter_op = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode->item, "filter_op" ) );
1416 char* fkey = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode->item, "fkey" ) );
1417 char* field = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode->item, "field" ) );
1419 const jsonObject* filter = jsonObjectGetKeyConst( snode->item, "filter" );
1420 const jsonObject* join_filter = jsonObjectGetKeyConst( snode->item, "join" );
1422 if (field && !fkey) {
1423 fkey = (char*)oilsIDLFindPath("/%s/links/%s/key", class, field);
1427 "%s: JOIN failed. No link defined from %s.%s to %s",
1433 buffer_free(join_buf);
1437 fkey = strdup( fkey );
1439 } else if (!field && fkey) {
1440 field = (char*)oilsIDLFindPath("/%s/links/%s/key", leftclass, fkey );
1444 "%s: JOIN failed. No link defined from %s.%s to %s",
1450 buffer_free(join_buf);
1454 field = strdup( field );
1456 } else if (!field && !fkey) {
1457 osrfHash* _links = oilsIDLFindPath("/%s/links", leftclass);
1460 osrfStringArray* keys = osrfHashKeys( _links );
1461 while ( (fkey = osrfStringArrayGetString(keys, i++)) ) {
1462 fkey = strdup(osrfStringArrayGetString(keys, i++));
1463 if ( !strcmp( (char*)oilsIDLFindPath("/%s/links/%s/class", leftclass, fkey), class) ) {
1464 field = strdup( (char*)oilsIDLFindPath("/%s/links/%s/key", leftclass, fkey) );
1470 osrfStringArrayFree(keys);
1472 if (!field && !fkey) {
1473 _links = oilsIDLFindPath("/%s/links", class);
1476 keys = osrfHashKeys( _links );
1477 while ( (field = osrfStringArrayGetString(keys, i++)) ) {
1478 field = strdup(osrfStringArrayGetString(keys, i++));
1479 if ( !strcmp( (char*)oilsIDLFindPath("/%s/links/%s/class", class, field), class) ) {
1480 fkey = strdup( (char*)oilsIDLFindPath("/%s/links/%s/key", class, field) );
1486 osrfStringArrayFree(keys);
1489 if (!field && !fkey) {
1492 "%s: JOIN failed. No link defined between %s and %s",
1497 buffer_free(join_buf);
1505 if ( !strcasecmp(type,"left") ) {
1506 buffer_add(join_buf, " LEFT JOIN");
1507 } else if ( !strcasecmp(type,"right") ) {
1508 buffer_add(join_buf, " RIGHT JOIN");
1509 } else if ( !strcasecmp(type,"full") ) {
1510 buffer_add(join_buf, " FULL JOIN");
1512 buffer_add(join_buf, " INNER JOIN");
1515 buffer_add(join_buf, " INNER JOIN");
1518 buffer_fadd(join_buf, " %s AS \"%s\" ON ( \"%s\".%s = \"%s\".%s", table, class, class, field, leftclass, fkey);
1523 if (!strcasecmp("or",filter_op)) {
1524 buffer_add( join_buf, " OR " );
1526 buffer_add( join_buf, " AND " );
1529 buffer_add( join_buf, " AND " );
1532 char* jpred = searchWHERE( filter, idlClass, AND_OP_JOIN );
1533 buffer_fadd( join_buf, " %s", jpred );
1537 buffer_add(join_buf, " ) ");
1540 char* jpred = searchJOIN( join_filter, idlClass );
1541 buffer_fadd( join_buf, " %s", jpred );
1551 jsonObjectIteratorFree(search_itr);
1553 return buffer_release(join_buf);
1558 { +class : { -or|-and : { field : { op : value }, ... } ... }, ... }
1559 { +class : { -or|-and : [ { field : { op : value }, ... }, ...] ... }, ... }
1560 [ { +class : { -or|-and : [ { field : { op : value }, ... }, ...] ... }, ... }, ... ]
1563 static char* searchWHERE ( const jsonObject* search_hash, osrfHash* meta, int opjoin_type ) {
1565 growing_buffer* sql_buf = buffer_init(128);
1567 jsonObjectNode* node = NULL;
1570 if ( search_hash->type == JSON_ARRAY ) {
1571 jsonObjectIterator* search_itr = jsonNewObjectIterator( search_hash );
1572 while ( (node = jsonObjectIteratorNext( search_itr )) ) {
1576 if (opjoin_type == OR_OP_JOIN) buffer_add(sql_buf, " OR ");
1577 else buffer_add(sql_buf, " AND ");
1580 char* subpred = searchWHERE( node->item, meta, opjoin_type );
1581 buffer_fadd(sql_buf, "( %s )", subpred);
1584 jsonObjectIteratorFree(search_itr);
1586 } else if ( search_hash->type == JSON_HASH ) {
1587 jsonObjectIterator* search_itr = jsonNewObjectIterator( search_hash );
1588 while ( (node = jsonObjectIteratorNext( search_itr )) ) {
1593 if (opjoin_type == OR_OP_JOIN) buffer_add(sql_buf, " OR ");
1594 else buffer_add(sql_buf, " AND ");
1597 if ( !strncmp("+",node->key,1) ) {
1598 if ( node->item->type == JSON_STRING ) {
1599 char* subpred = jsonObjectToSimpleString( node->item );
1600 buffer_fadd(sql_buf, " \"%s\".%s ", node->key + 1, subpred);
1603 char* subpred = searchWHERE( node->item, osrfHashGet( oilsIDL(), node->key + 1 ), AND_OP_JOIN );
1604 buffer_fadd(sql_buf, "( %s )", subpred);
1607 } else if ( !strcasecmp("-or",node->key) ) {
1608 char* subpred = searchWHERE( node->item, meta, OR_OP_JOIN );
1609 buffer_fadd(sql_buf, "( %s )", subpred);
1611 } else if ( !strcasecmp("-and",node->key) ) {
1612 char* subpred = searchWHERE( node->item, meta, AND_OP_JOIN );
1613 buffer_fadd(sql_buf, "( %s )", subpred);
1617 char* class = osrfHashGet(meta, "classname");
1618 osrfHash* fields = osrfHashGet(meta, "fields");
1619 osrfHash* field = osrfHashGet( fields, node->key );
1623 char* table = getSourceDefinition(meta);
1626 "%s: Attempt to reference non-existant column %s on %s (%s)",
1632 buffer_free(sql_buf);
1637 char* subpred = searchPredicate( class, field, node->item );
1638 buffer_add( sql_buf, subpred );
1642 jsonObjectIteratorFree(search_itr);
1645 // ERROR ... only hash and array allowed at this level
1646 char* predicate_string = jsonObjectToJSON( search_hash );
1649 "%s: Invalid predicate structure: %s",
1653 buffer_free(sql_buf);
1654 free(predicate_string);
1659 return buffer_release(sql_buf);
1662 static char* SELECT (
1663 /* method context */ osrfMethodContext* ctx,
1665 /* SELECT */ jsonObject* selhash,
1666 /* FROM */ jsonObject* join_hash,
1667 /* WHERE */ jsonObject* search_hash,
1668 /* HAVING */ jsonObject* having_hash,
1669 /* ORDER BY */ jsonObject* order_hash,
1670 /* LIMIT */ jsonObject* limit,
1671 /* OFFSET */ jsonObject* offset,
1672 /* flags */ int flags
1674 const char* locale = osrf_message_get_last_locale();
1676 // in case we don't get a select list
1677 jsonObject* defaultselhash = NULL;
1679 // general tmp objects
1680 const jsonObject* tmp_const;
1681 jsonObject* _tmp = NULL;
1682 jsonObjectNode* selclass = NULL;
1683 jsonObjectNode* selfield = NULL;
1684 jsonObjectNode* snode = NULL;
1685 jsonObjectNode* onode = NULL;
1686 jsonObject* found = NULL;
1688 char* string = NULL;
1693 // the core search class
1694 char* core_class = NULL;
1696 // metadata about the core search class
1697 osrfHash* core_meta = NULL;
1698 osrfHash* core_fields = NULL;
1699 osrfHash* idlClass = NULL;
1701 // punt if there's no core class
1702 if (!join_hash || ( join_hash->type == JSON_HASH && !join_hash->size ))
1705 // get the core class -- the only key of the top level FROM clause, or a string
1706 if (join_hash->type == JSON_HASH) {
1707 jsonObjectIterator* tmp_itr = jsonNewObjectIterator( join_hash );
1708 snode = jsonObjectIteratorNext( tmp_itr );
1710 core_class = strdup( snode->key );
1711 join_hash = snode->item;
1713 jsonObjectIteratorFree( tmp_itr );
1716 } else if (join_hash->type == JSON_STRING) {
1717 core_class = jsonObjectToSimpleString( join_hash );
1721 // punt if we don't know about the core class
1722 if (!(core_meta = osrfHashGet( oilsIDL(), core_class ))) {
1727 // if the select list is empty, or the core class field list is '*',
1728 // build the default select list ...
1730 selhash = defaultselhash = jsonParseString( "{}" );
1731 jsonObjectSetKey( selhash, core_class, jsonParseString( "[]" ) );
1732 } else if ( (tmp_const = jsonObjectGetKeyConst( selhash, core_class )) && tmp_const->type == JSON_STRING ) {
1733 char* _x = jsonObjectToSimpleString( tmp_const );
1734 if (!strncmp( "*", _x, 1 )) {
1735 jsonObjectRemoveKey( selhash, core_class );
1736 jsonObjectSetKey( selhash, core_class, jsonParseString( "[]" ) );
1742 growing_buffer* sql_buf = buffer_init(128);
1744 // temp buffer for the SELECT list
1745 growing_buffer* select_buf = buffer_init(128);
1746 growing_buffer* order_buf = buffer_init(128);
1747 growing_buffer* group_buf = buffer_init(128);
1748 growing_buffer* having_buf = buffer_init(128);
1750 core_fields = osrfHashGet(core_meta, "fields");
1752 // ... and if we /are/ building the default list, do that
1753 if ( (_tmp = jsonObjectGetKey(selhash,core_class)) && !_tmp->size ) {
1758 osrfStringArray* keys = osrfHashKeys( core_fields );
1759 while ( (field = osrfStringArrayGetString(keys, i++)) ) {
1760 if ( strncasecmp( "true", osrfHashGet( osrfHashGet( core_fields, field ), "virtual" ), 4 ) )
1761 jsonObjectPush( _tmp, jsonNewObject( field ) );
1763 osrfStringArrayFree(keys);
1766 // Now we build the actual select list
1768 jsonObject* is_agg = jsonObjectFindPath(selhash, "//aggregate");
1771 jsonObjectIterator* selclass_itr = jsonNewObjectIterator( selhash );
1772 while ( (selclass = jsonObjectIteratorNext( selclass_itr )) ) {
1774 // round trip through the idl, just to be safe
1775 idlClass = osrfHashGet( oilsIDL(), selclass->key );
1776 if (!idlClass) continue;
1777 char* cname = osrfHashGet(idlClass, "classname");
1779 // make sure the target relation is in the join tree
1780 if (strcmp(core_class,cname)) {
1781 if (!join_hash) continue;
1783 if (join_hash->type == JSON_STRING) {
1784 string = jsonObjectToSimpleString(join_hash);
1785 found = strcmp(string,cname) ? NULL : jsonParseString("{\"1\":\"1\"}");
1788 found = jsonObjectFindPath(join_hash, "//%s", cname);
1792 jsonObjectFree(found);
1796 jsonObjectFree(found);
1799 // stitch together the column list ...
1800 jsonObjectIterator* select_itr = jsonNewObjectIterator( selclass->item );
1801 while ( (selfield = jsonObjectIteratorNext( select_itr )) ) {
1803 char* __column = NULL;
1804 char* __alias = NULL;
1806 // ... if it's a sstring, just toss it on the pile
1807 if (selfield->item->type == JSON_STRING) {
1809 // again, just to be safe
1810 char* _requested_col = jsonObjectToSimpleString(selfield->item);
1811 osrfHash* field = osrfHashGet( osrfHashGet( idlClass, "fields" ), _requested_col );
1812 free(_requested_col);
1814 if (!field) continue;
1815 __column = strdup(osrfHashGet(field, "name"));
1820 buffer_add(select_buf, ",");
1824 char* i18n = osrfHashGet(field, "i18n");
1825 if (flags & DISABLE_I18N)
1828 if ( i18n && !strncasecmp("true", i18n, 4)) {
1829 char* pkey = osrfHashGet(idlClass, "primarykey");
1830 char* tname = osrfHashGet(idlClass, "tablename");
1832 buffer_fadd(select_buf, " oils_i18n_xlate('%s', '%s', '%s', \"%s\".%s::TEXT, '%s') AS \"%s\"", tname, __column, pkey, cname, pkey, locale, __column);
1834 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, __column, __column);
1837 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, __column, __column);
1840 // ... but it could be an object, in which case we check for a Field Transform
1843 __column = jsonObjectToSimpleString( jsonObjectGetKeyConst( selfield->item, "column" ) );
1845 // again, just to be safe
1846 osrfHash* field = osrfHashGet( osrfHashGet( idlClass, "fields" ), __column );
1847 if (!field) continue;
1848 const char* fname = osrfHashGet(field, "name");
1853 buffer_add(select_buf, ",");
1856 if ((tmp_const = jsonObjectGetKeyConst( selfield->item, "alias" ))) {
1857 __alias = jsonObjectToSimpleString( tmp_const );
1859 __alias = strdup(__column);
1862 if (jsonObjectGetKeyConst( selfield->item, "transform" )) {
1864 __column = searchFieldTransform(cname, field, selfield->item);
1865 buffer_fadd(select_buf, " %s AS \"%s\"", __column, __alias);
1868 char* i18n = osrfHashGet(field, "i18n");
1869 if (flags & DISABLE_I18N)
1872 if ( i18n && !strncasecmp("true", i18n, 4)) {
1873 char* pkey = osrfHashGet(idlClass, "primarykey");
1874 char* tname = osrfHashGet(idlClass, "tablename");
1876 buffer_fadd(select_buf, " oils_i18n_xlate('%s', '%s', '%s', \"%s\".%s::TEXT, '%s') AS \"%s\"", tname, fname, pkey, cname, pkey, locale, __alias);
1878 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, fname, __alias);
1881 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, fname, __alias);
1886 if (is_agg->size || (flags & SELECT_DISTINCT)) {
1888 if (!jsonBoolIsTrue( jsonObjectGetKey( selfield->item, "aggregate" ) )) {
1892 buffer_add(group_buf, ",");
1895 buffer_fadd(group_buf, " %d", sel_pos);
1897 } else if (is_agg = jsonObjectGetKey( selfield->item, "having" )) {
1901 buffer_add(group_buf, ",");
1904 __column = searchFieldTransform(cname, field, selfield->item);
1905 buffer_fadd(group_buf, " %s", __column);
1906 __column = searchFieldTransform(cname, field, selfield->item);
1911 if (__column) free(__column);
1912 if (__alias) free(__alias);
1917 // jsonObjectIteratorFree(select_itr);
1920 // jsonObjectIteratorFree(selclass_itr);
1922 if (is_agg) jsonObjectFree(is_agg);
1924 char* col_list = buffer_release(select_buf);
1925 char* table = getSourceDefinition(core_meta);
1927 // Put it all together
1928 buffer_fadd(sql_buf, "SELECT %s FROM %s AS \"%s\" ", col_list, table, core_class );
1932 // Now, walk the join tree and add that clause
1934 char* join_clause = searchJOIN( join_hash, core_meta );
1935 buffer_add(sql_buf, join_clause);
1939 if ( search_hash ) {
1940 buffer_add(sql_buf, " WHERE ");
1942 // and it's on the the WHERE clause
1943 char* pred = searchWHERE( search_hash, core_meta, AND_OP_JOIN );
1946 osrfAppSessionStatus(
1948 OSRF_STATUS_INTERNALSERVERERROR,
1949 "osrfMethodException",
1951 "Severe query error in WHERE predicate -- see error log for more details"
1954 buffer_free(having_buf);
1955 buffer_free(group_buf);
1956 buffer_free(order_buf);
1957 buffer_free(sql_buf);
1958 if (defaultselhash) jsonObjectFree(defaultselhash);
1961 buffer_add(sql_buf, pred);
1966 if ( having_hash ) {
1967 buffer_add(sql_buf, " HAVING ");
1969 // and it's on the the WHERE clause
1970 char* pred = searchWHERE( having_hash, core_meta, AND_OP_JOIN );
1973 osrfAppSessionStatus(
1975 OSRF_STATUS_INTERNALSERVERERROR,
1976 "osrfMethodException",
1978 "Severe query error in HAVING predicate -- see error log for more details"
1981 buffer_free(having_buf);
1982 buffer_free(group_buf);
1983 buffer_free(order_buf);
1984 buffer_free(sql_buf);
1985 if (defaultselhash) jsonObjectFree(defaultselhash);
1988 buffer_add(sql_buf, pred);
1994 jsonObjectIterator* class_itr = jsonNewObjectIterator( order_hash );
1995 while ( (snode = jsonObjectIteratorNext( class_itr )) ) {
1997 if (!jsonObjectGetKeyConst(selhash,snode->key))
2000 if ( snode->item->type == JSON_HASH ) {
2002 jsonObjectIterator* order_itr = jsonNewObjectIterator( snode->item );
2003 while ( (onode = jsonObjectIteratorNext( order_itr )) ) {
2005 if (!oilsIDLFindPath( "/%s/fields/%s", snode->key, onode->key ))
2008 char* direction = NULL;
2009 if ( onode->item->type == JSON_HASH ) {
2010 if ( jsonObjectGetKeyConst( onode->item, "transform" ) ) {
2011 string = searchFieldTransform(
2013 oilsIDLFindPath( "/%s/fields/%s", snode->key, onode->key ),
2017 growing_buffer* field_buf = buffer_init(16);
2018 buffer_fadd(field_buf, "\"%s\".%s", snode->key, onode->key);
2019 string = buffer_release(field_buf);
2022 if ( (tmp_const = jsonObjectGetKeyConst( onode->item, "direction" )) ) {
2023 direction = jsonObjectToSimpleString(tmp_const);
2024 if (!strncasecmp(direction, "d", 1)) {
2026 direction = " DESC";
2034 string = strdup(onode->key);
2035 direction = jsonObjectToSimpleString(onode->item);
2036 if (!strncasecmp(direction, "d", 1)) {
2038 direction = " DESC";
2048 buffer_add(order_buf, ", ");
2051 buffer_add(order_buf, string);
2055 buffer_add(order_buf, direction);
2059 // jsonObjectIteratorFree(order_itr);
2061 } else if ( snode->item->type == JSON_ARRAY ) {
2063 jsonObjectIterator* order_itr = jsonNewObjectIterator( snode->item );
2064 while ( (onode = jsonObjectIteratorNext( order_itr )) ) {
2066 char* _f = jsonObjectToSimpleString( onode->item );
2068 if (!oilsIDLFindPath( "/%s/fields/%s", snode->key, _f))
2074 buffer_add(order_buf, ", ");
2077 buffer_add(order_buf, _f);
2081 // jsonObjectIteratorFree(order_itr);
2084 // IT'S THE OOOOOOOOOOOLD STYLE!
2086 osrfLogError(OSRF_LOG_MARK, "%s: Possible SQL injection attempt; direct order by is not allowed", MODULENAME);
2087 osrfAppSessionStatus(
2089 OSRF_STATUS_INTERNALSERVERERROR,
2090 "osrfMethodException",
2092 "Severe query error -- see error log for more details"
2096 buffer_free(having_buf);
2097 buffer_free(group_buf);
2098 buffer_free(order_buf);
2099 buffer_free(sql_buf);
2100 if (defaultselhash) jsonObjectFree(defaultselhash);
2106 // jsonObjectIteratorFree(class_itr);
2108 string = buffer_release(group_buf);
2110 if (strlen(string)) {
2120 string = buffer_release(having_buf);
2122 if (strlen(string)) {
2132 string = buffer_release(order_buf);
2134 if (strlen(string)) {
2145 string = jsonObjectToSimpleString(limit);
2146 buffer_fadd( sql_buf, " LIMIT %d", atoi(string) );
2151 string = jsonObjectToSimpleString(offset);
2152 buffer_fadd( sql_buf, " OFFSET %d", atoi(string) );
2156 buffer_add(sql_buf, ";");
2159 if (defaultselhash) jsonObjectFree(defaultselhash);
2161 return buffer_release(sql_buf);
2165 static char* buildSELECT ( jsonObject* search_hash, jsonObject* order_hash, osrfHash* meta, osrfMethodContext* ctx ) {
2167 const char* locale = osrf_message_get_last_locale();
2169 osrfHash* fields = osrfHashGet(meta, "fields");
2170 char* core_class = osrfHashGet(meta, "classname");
2172 const jsonObject* join_hash = jsonObjectGetKeyConst( order_hash, "join" );
2174 jsonObjectNode* node = NULL;
2175 jsonObjectNode* snode = NULL;
2176 jsonObjectNode* onode = NULL;
2177 const jsonObject* _tmp = NULL;
2178 jsonObject* selhash = NULL;
2179 jsonObject* defaultselhash = NULL;
2181 growing_buffer* sql_buf = buffer_init(128);
2182 growing_buffer* select_buf = buffer_init(128);
2184 if ( !(selhash = jsonObjectGetKey( order_hash, "select" )) ) {
2185 defaultselhash = jsonParseString( "{}" );
2186 selhash = defaultselhash;
2189 if ( !jsonObjectGetKeyConst(selhash,core_class) ) {
2190 jsonObjectSetKey( selhash, core_class, jsonParseString( "[]" ) );
2191 jsonObject* flist = jsonObjectGetKey( selhash, core_class );
2196 osrfStringArray* keys = osrfHashKeys( fields );
2197 while ( (field = osrfStringArrayGetString(keys, i++)) ) {
2198 if ( strcasecmp( "true", osrfHashGet( osrfHashGet( fields, field ), "virtual" ) ) )
2199 jsonObjectPush( flist, jsonNewObject( field ) );
2201 osrfStringArrayFree(keys);
2205 jsonObjectIterator* class_itr = jsonNewObjectIterator( selhash );
2206 while ( (snode = jsonObjectIteratorNext( class_itr )) ) {
2208 osrfHash* idlClass = osrfHashGet( oilsIDL(), snode->key );
2209 if (!idlClass) continue;
2210 char* cname = osrfHashGet(idlClass, "classname");
2212 if (strcmp(core_class,snode->key)) {
2213 if (!join_hash) continue;
2215 jsonObject* found = jsonObjectFindPath(join_hash, "//%s", snode->key);
2217 jsonObjectFree(found);
2221 jsonObjectFree(found);
2224 jsonObjectIterator* select_itr = jsonNewObjectIterator( snode->item );
2225 while ( (node = jsonObjectIteratorNext( select_itr )) ) {
2226 osrfHash* field = osrfHashGet( osrfHashGet( idlClass, "fields" ), jsonObjectToSimpleString(node->item) );
2227 char* fname = osrfHashGet(field, "name");
2229 if (!field) continue;
2234 buffer_add(select_buf, ",");
2238 char* i18n = osrfHashGet(field, "i18n");
2239 if (jsonBoolIsTrue(jsonObjectGetKey( order_hash, "no_i18n" )))
2242 if ( i18n && !strncasecmp("true", i18n, 4)) {
2243 char* pkey = osrfHashGet(idlClass, "primarykey");
2244 char* tname = osrfHashGet(idlClass, "tablename");
2246 buffer_fadd(select_buf, " oils_i18n_xlate('%s', '%s', '%s', \"%s\".%s::TEXT, '%s') AS \"%s\"", tname, fname, pkey, cname, pkey, locale, fname);
2248 buffer_fadd(select_buf, " \"%s\".%s", cname, fname);
2251 buffer_fadd(select_buf, " \"%s\".%s", cname, fname);
2255 jsonObjectIteratorFree(select_itr);
2258 jsonObjectIteratorFree(class_itr);
2260 char* col_list = buffer_release(select_buf);
2261 char* table = getSourceDefinition(meta);
2263 buffer_fadd(sql_buf, "SELECT %s FROM %s AS \"%s\"", col_list, table, core_class );
2268 char* join_clause = searchJOIN( join_hash, meta );
2269 buffer_fadd(sql_buf, " %s", join_clause);
2273 char* tmpsql = buffer_data(sql_buf);
2274 osrfLogDebug(OSRF_LOG_MARK, "%s pre-predicate SQL = %s", MODULENAME, tmpsql);
2277 buffer_add(sql_buf, " WHERE ");
2279 char* pred = searchWHERE( search_hash, meta, AND_OP_JOIN );
2281 osrfAppSessionStatus(
2283 OSRF_STATUS_INTERNALSERVERERROR,
2284 "osrfMethodException",
2286 "Severe query error -- see error log for more details"
2288 buffer_free(sql_buf);
2291 buffer_add(sql_buf, pred);
2296 char* string = NULL;
2297 if ( (_tmp = jsonObjectGetKeyConst( order_hash, "order_by" )) ){
2299 growing_buffer* order_buf = buffer_init(128);
2302 jsonObjectIterator* class_itr = jsonNewObjectIterator( _tmp );
2303 while ( (snode = jsonObjectIteratorNext( class_itr )) ) {
2305 if (!jsonObjectGetKeyConst(selhash,snode->key))
2308 if ( snode->item->type == JSON_HASH ) {
2310 jsonObjectIterator* order_itr = jsonNewObjectIterator( snode->item );
2311 while ( (onode = jsonObjectIteratorNext( order_itr )) ) {
2313 if (!oilsIDLFindPath( "/%s/fields/%s", snode->key, onode->key ))
2316 char* direction = NULL;
2317 if ( onode->item->type == JSON_HASH ) {
2318 if ( jsonObjectGetKeyConst( onode->item, "transform" ) ) {
2319 string = searchFieldTransform(
2321 oilsIDLFindPath( "/%s/fields/%s", snode->key, onode->key ),
2325 growing_buffer* field_buf = buffer_init(16);
2326 buffer_fadd(field_buf, "\"%s\".%s", snode->key, onode->key);
2327 string = buffer_release(field_buf);
2330 if ( (_tmp = jsonObjectGetKeyConst( onode->item, "direction" )) ) {
2331 direction = jsonObjectToSimpleString(_tmp);
2332 if (!strncasecmp(direction, "d", 1)) {
2334 direction = " DESC";
2342 string = strdup(onode->key);
2343 direction = jsonObjectToSimpleString(onode->item);
2344 if (!strncasecmp(direction, "d", 1)) {
2346 direction = " DESC";
2356 buffer_add(order_buf, ", ");
2359 buffer_add(order_buf, string);
2363 buffer_add(order_buf, direction);
2368 jsonObjectIteratorFree(order_itr);
2371 string = jsonObjectToSimpleString(snode->item);
2372 buffer_add(order_buf, string);
2379 jsonObjectIteratorFree(class_itr);
2381 string = buffer_release(order_buf);
2383 if (strlen(string)) {
2394 if ( (_tmp = jsonObjectGetKeyConst( order_hash, "limit" )) ){
2395 string = jsonObjectToSimpleString(_tmp);
2404 _tmp = jsonObjectGetKeyConst( order_hash, "offset" );
2406 string = jsonObjectToSimpleString(_tmp);
2416 if (defaultselhash) jsonObjectFree(defaultselhash);
2418 buffer_add(sql_buf, ";");
2419 return buffer_release(sql_buf);
2422 int doJSONSearch ( osrfMethodContext* ctx ) {
2423 OSRF_METHOD_VERIFY_CONTEXT(ctx);
2424 osrfLogDebug(OSRF_LOG_MARK, "Recieved query request");
2429 dbhandle = writehandle;
2431 jsonObject* hash = jsonObjectGetIndex(ctx->params, 0);
2435 if (jsonBoolIsTrue(jsonObjectGetKey( hash, "distinct" )))
2436 flags |= SELECT_DISTINCT;
2438 if ( ((int)jsonObjectGetNumber(jsonObjectGetKey( hash, "distinct" ))) == 1 ) // support 1/0 for perl's sake
2439 flags |= SELECT_DISTINCT;
2441 if (jsonBoolIsTrue(jsonObjectGetKey( hash, "no_i18n" )))
2442 flags |= DISABLE_I18N;
2444 if ( ((int)jsonObjectGetNumber(jsonObjectGetKey( hash, "no_i18n" ))) == 1 ) // support 1/0 for perl's sake
2445 flags |= DISABLE_I18N;
2447 osrfLogDebug(OSRF_LOG_MARK, "Building SQL ...");
2450 jsonObjectGetKey( hash, "select" ),
2451 jsonObjectGetKey( hash, "from" ),
2452 jsonObjectGetKey( hash, "where" ),
2453 jsonObjectGetKey( hash, "having" ),
2454 jsonObjectGetKey( hash, "order_by" ),
2455 jsonObjectGetKey( hash, "limit" ),
2456 jsonObjectGetKey( hash, "offset" ),
2465 osrfLogDebug(OSRF_LOG_MARK, "%s SQL = %s", MODULENAME, sql);
2466 dbi_result result = dbi_conn_query(dbhandle, sql);
2469 osrfLogDebug(OSRF_LOG_MARK, "Query returned with no errors");
2471 if (dbi_result_first_row(result)) {
2472 /* JSONify the result */
2473 osrfLogDebug(OSRF_LOG_MARK, "Query returned at least one row");
2476 jsonObject* return_val = oilsMakeJSONFromResult( result );
2477 osrfAppRespond( ctx, return_val );
2478 jsonObjectFree( return_val );
2479 } while (dbi_result_next_row(result));
2482 osrfLogDebug(OSRF_LOG_MARK, "%s returned no results for query %s", MODULENAME, sql);
2485 osrfAppRespondComplete( ctx, NULL );
2487 /* clean up the query */
2488 dbi_result_free(result);
2492 osrfLogError(OSRF_LOG_MARK, "%s: Error with query [%s]", MODULENAME, sql);
2493 osrfAppSessionStatus(
2495 OSRF_STATUS_INTERNALSERVERERROR,
2496 "osrfMethodException",
2498 "Severe query error -- see error log for more details"
2506 static jsonObject* doFieldmapperSearch ( osrfMethodContext* ctx, osrfHash* meta,
2507 const jsonObject* params, int* err ) {
2510 dbhandle = writehandle;
2512 osrfHash* links = osrfHashGet(meta, "links");
2513 osrfHash* fields = osrfHashGet(meta, "fields");
2514 char* core_class = osrfHashGet(meta, "classname");
2515 char* pkey = osrfHashGet(meta, "primarykey");
2517 const jsonObject* _tmp;
2519 jsonObject* search_hash = jsonObjectGetIndex(params, 0);
2520 jsonObject* order_hash = jsonObjectGetIndex(params, 1);
2522 char* sql = buildSELECT( search_hash, order_hash, meta, ctx );
2528 osrfLogDebug(OSRF_LOG_MARK, "%s SQL = %s", MODULENAME, sql);
2529 dbi_result result = dbi_conn_query(dbhandle, sql);
2531 jsonObject* res_list = jsonParseString("[]");
2533 osrfLogDebug(OSRF_LOG_MARK, "Query returned with no errors");
2534 osrfHash* dedup = osrfNewHash();
2536 if (dbi_result_first_row(result)) {
2537 /* JSONify the result */
2538 osrfLogDebug(OSRF_LOG_MARK, "Query returned at least one row");
2540 obj = oilsMakeFieldmapperFromResult( result, meta );
2541 int pkey_pos = atoi( osrfHashGet( osrfHashGet( fields, pkey ), "array_position" ) );
2542 char* pkey_val = jsonObjectToSimpleString( jsonObjectGetIndex( obj, pkey_pos ) );
2543 if ( osrfHashGet( dedup, pkey_val ) ) {
2544 jsonObjectFree(obj);
2546 osrfHashSet( dedup, pkey_val, pkey_val );
2547 jsonObjectPush(res_list, obj);
2549 } while (dbi_result_next_row(result));
2551 osrfLogDebug(OSRF_LOG_MARK, "%s returned no results for query %s", MODULENAME, sql);
2554 osrfHashFree(dedup);
2556 /* clean up the query */
2557 dbi_result_free(result);
2560 osrfLogError(OSRF_LOG_MARK, "%s: Error retrieving %s with query [%s]", MODULENAME, osrfHashGet(meta, "fieldmapper"), sql);
2561 osrfAppSessionStatus(
2563 OSRF_STATUS_INTERNALSERVERERROR,
2564 "osrfMethodException",
2566 "Severe query error -- see error log for more details"
2570 jsonObjectFree(res_list);
2577 if (res_list->size && order_hash) {
2578 _tmp = jsonObjectGetKeyConst( order_hash, "flesh" );
2580 int x = (int)jsonObjectGetNumber(_tmp);
2581 if (x == -1 || x > max_flesh_depth) x = max_flesh_depth;
2583 const jsonObject* temp_blob;
2584 if ((temp_blob = jsonObjectGetKeyConst( order_hash, "flesh_fields" )) && x > 0) {
2586 jsonObject* flesh_blob = jsonObjectClone( temp_blob );
2587 const jsonObject* flesh_fields = jsonObjectGetKeyConst( flesh_blob, core_class );
2589 osrfStringArray* link_fields = NULL;
2592 if (flesh_fields->size == 1) {
2593 char* _t = jsonObjectToSimpleString( jsonObjectGetIndex( flesh_fields, 0 ) );
2594 if (!strcmp(_t,"*")) link_fields = osrfHashKeys( links );
2600 link_fields = osrfNewStringArray(1);
2601 jsonObjectIterator* _i = jsonNewObjectIterator( flesh_fields );
2602 while ((_f = jsonObjectIteratorNext( _i ))) {
2603 osrfStringArrayAdd( link_fields, jsonObjectToSimpleString( _f->item ) );
2605 jsonObjectIteratorFree(_i);
2609 jsonObjectNode* cur;
2610 jsonObjectIterator* itr = jsonNewObjectIterator( res_list );
2611 while ((cur = jsonObjectIteratorNext( itr ))) {
2616 while ( (link_field = osrfStringArrayGetString(link_fields, i++)) ) {
2618 osrfLogDebug(OSRF_LOG_MARK, "Starting to flesh %s", link_field);
2620 osrfHash* kid_link = osrfHashGet(links, link_field);
2621 if (!kid_link) continue;
2623 osrfHash* field = osrfHashGet(fields, link_field);
2624 if (!field) continue;
2626 osrfHash* value_field = field;
2628 osrfHash* kid_idl = osrfHashGet(oilsIDL(), osrfHashGet(kid_link, "class"));
2629 if (!kid_idl) continue;
2631 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "has_many" ))) { // has_many
2632 value_field = osrfHashGet( fields, osrfHashGet(meta, "primarykey") );
2635 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "might_have" ))) { // might_have
2636 value_field = osrfHashGet( fields, osrfHashGet(meta, "primarykey") );
2639 osrfStringArray* link_map = osrfHashGet( kid_link, "map" );
2641 if (link_map->size > 0) {
2642 jsonObject* _kid_key = jsonParseString("[]");
2645 jsonNewObject( osrfStringArrayGetString( link_map, 0 ) )
2650 osrfHashGet(kid_link, "class"),
2657 "Link field: %s, remote class: %s, fkey: %s, reltype: %s",
2658 osrfHashGet(kid_link, "field"),
2659 osrfHashGet(kid_link, "class"),
2660 osrfHashGet(kid_link, "key"),
2661 osrfHashGet(kid_link, "reltype")
2664 jsonObject* fake_params = jsonParseString("[]");
2665 jsonObjectPush(fake_params, jsonParseString("{}")); // search hash
2666 jsonObjectPush(fake_params, jsonParseString("{}")); // order/flesh hash
2668 osrfLogDebug(OSRF_LOG_MARK, "Creating dummy params object...");
2671 jsonObjectToSimpleString(
2674 atoi( osrfHashGet(value_field, "array_position") )
2679 osrfLogDebug(OSRF_LOG_MARK, "Nothing to search for!");
2684 jsonObjectGetIndex(fake_params, 0),
2685 osrfHashGet(kid_link, "key"),
2686 jsonNewObject( search_key )
2693 jsonObjectGetIndex(fake_params, 1),
2695 jsonNewNumberObject( (double)(x - 1 + link_map->size) )
2699 jsonObjectSetKey( jsonObjectGetIndex(fake_params, 1), "flesh_fields", jsonObjectClone(flesh_blob) );
2701 if (jsonObjectGetKeyConst(order_hash, "order_by")) {
2703 jsonObjectGetIndex(fake_params, 1),
2705 jsonObjectClone(jsonObjectGetKeyConst(order_hash, "order_by"))
2709 if (jsonObjectGetKeyConst(order_hash, "select")) {
2711 jsonObjectGetIndex(fake_params, 1),
2713 jsonObjectClone(jsonObjectGetKeyConst(order_hash, "select"))
2717 jsonObject* kids = doFieldmapperSearch(ctx, kid_idl, fake_params, err);
2720 jsonObjectFree( fake_params );
2721 osrfStringArrayFree(link_fields);
2722 jsonObjectIteratorFree(itr);
2723 jsonObjectFree(res_list);
2727 osrfLogDebug(OSRF_LOG_MARK, "Search for %s return %d linked objects", osrfHashGet(kid_link, "class"), kids->size);
2729 jsonObject* X = NULL;
2730 if ( link_map->size > 0 && kids->size > 0 ) {
2732 kids = jsonParseString("[]");
2734 jsonObjectNode* _k_node;
2735 jsonObjectIterator* _k = jsonNewObjectIterator( X );
2736 while ((_k_node = jsonObjectIteratorNext( _k ))) {
2742 (unsigned long)atoi(
2748 osrfHashGet(kid_link, "class")
2752 osrfStringArrayGetString( link_map, 0 )
2763 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "has_a" )) || !(strcmp( osrfHashGet(kid_link, "reltype"), "might_have" ))) {
2764 osrfLogDebug(OSRF_LOG_MARK, "Storing fleshed objects in %s", osrfHashGet(kid_link, "field"));
2767 (unsigned long)atoi( osrfHashGet( field, "array_position" ) ),
2768 jsonObjectClone( jsonObjectGetIndex(kids, 0) )
2772 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "has_many" ))) { // has_many
2773 osrfLogDebug(OSRF_LOG_MARK, "Storing fleshed objects in %s", osrfHashGet(kid_link, "field"));
2776 (unsigned long)atoi( osrfHashGet( field, "array_position" ) ),
2777 jsonObjectClone( kids )
2782 jsonObjectFree(kids);
2786 jsonObjectFree( kids );
2787 jsonObjectFree( fake_params );
2789 osrfLogDebug(OSRF_LOG_MARK, "Fleshing of %s complete", osrfHashGet(kid_link, "field"));
2790 osrfLogDebug(OSRF_LOG_MARK, "%s", jsonObjectToJSON(cur->item));
2794 jsonObjectFree( flesh_blob );
2795 osrfStringArrayFree(link_fields);
2796 jsonObjectIteratorFree(itr);
2805 static jsonObject* doUpdate(osrfMethodContext* ctx, int* err ) {
2807 osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
2808 jsonObject* target = jsonObjectGetIndex(ctx->params, 0);
2810 if (!verifyObjectClass(ctx, target)) {
2815 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
2816 osrfAppSessionStatus(
2818 OSRF_STATUS_BADREQUEST,
2819 "osrfMethodException",
2821 "No active transaction -- required for UPDATE"
2827 if (osrfHashGet( meta, "readonly" ) && strncasecmp("true", osrfHashGet( meta, "readonly" ), 4)) {
2828 osrfAppSessionStatus(
2830 OSRF_STATUS_BADREQUEST,
2831 "osrfMethodException",
2833 "Cannot UPDATE readonly class"
2839 dbhandle = writehandle;
2841 char* trans_id = osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" );
2843 // Set the last_xact_id
2844 osrfHash* last_xact_id;
2845 if ((last_xact_id = oilsIDLFindPath("/%s/fields/last_xact_id", target->classname))) {
2846 int index = atoi( osrfHashGet(last_xact_id, "array_position") );
2847 osrfLogDebug(OSRF_LOG_MARK, "Setting last_xact_id to %s on %s at position %d", trans_id, target->classname, index);
2848 jsonObjectSetIndex(target, index, jsonNewObject(trans_id));
2851 char* pkey = osrfHashGet(meta, "primarykey");
2852 osrfHash* fields = osrfHashGet(meta, "fields");
2855 jsonObjectToSimpleString(
2858 atoi( osrfHashGet( osrfHashGet( fields, pkey ), "array_position" ) )
2864 "%s updating %s object with %s = %s",
2866 osrfHashGet(meta, "fieldmapper"),
2871 growing_buffer* sql = buffer_init(128);
2872 buffer_fadd(sql,"UPDATE %s SET", osrfHashGet(meta, "tablename"));
2877 osrfStringArray* field_list = osrfHashKeys( fields );
2878 while ( (field_name = osrfStringArrayGetString(field_list, i++)) ) {
2880 osrfHash* field = osrfHashGet( fields, field_name );
2882 if(!( strcmp( field_name, pkey ) )) continue;
2883 if(!( strcmp( osrfHashGet(osrfHashGet(fields,field_name), "virtual"), "true" ) )) continue;
2885 jsonObject* field_object = jsonObjectGetIndex( target, atoi(osrfHashGet(field, "array_position")) );
2888 if (field_object && field_object->classname) {
2889 value = jsonObjectToSimpleString(
2895 oilsIDLFindPath("/%s/fields", field_object->classname),
2896 (char*)oilsIDLFindPath("/%s/primarykey", field_object->classname)
2905 value = jsonObjectToSimpleString( field_object );
2908 osrfLogDebug( OSRF_LOG_MARK, "Updating %s object with %s = %s", osrfHashGet(meta, "fieldmapper"), field_name, value);
2910 if (!field_object || field_object->type == JSON_NULL) {
2911 if ( !(!( strcmp( osrfHashGet(meta, "classname"), "au" ) ) && !( strcmp( field_name, "passwd" ) )) ) { // arg at the special case!
2912 if (first) first = 0;
2913 else buffer_add(sql, ",");
2914 buffer_fadd( sql, " %s = NULL", field_name );
2917 } else if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
2918 if (first) first = 0;
2919 else buffer_add(sql, ",");
2921 if ( !strncmp(osrfHashGet(field, "datatype"), "INT", (size_t)3) ) {
2922 buffer_fadd( sql, " %s = %ld", field_name, atol(value) );
2923 } else if ( !strcmp(osrfHashGet(field, "datatype"), "NUMERIC") ) {
2924 buffer_fadd( sql, " %s = %f", field_name, atof(value) );
2927 osrfLogDebug( OSRF_LOG_MARK, "%s is of type %s", field_name, osrfHashGet(field, "datatype"));
2930 if ( dbi_conn_quote_string(dbhandle, &value) ) {
2931 if (first) first = 0;
2932 else buffer_add(sql, ",");
2933 buffer_fadd( sql, " %s = %s", field_name, value );
2936 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting string [%s]", MODULENAME, value);
2937 osrfAppSessionStatus(
2939 OSRF_STATUS_INTERNALSERVERERROR,
2940 "osrfMethodException",
2942 "Error quoting string -- please see the error log for more details"
2956 jsonObject* obj = jsonParseString(id);
2958 if ( strcmp( osrfHashGet( osrfHashGet( osrfHashGet(meta, "fields"), pkey ), "primitive" ), "number" ) )
2959 dbi_conn_quote_string(dbhandle, &id);
2961 buffer_fadd( sql, " WHERE %s = %s;", pkey, id );
2963 char* query = buffer_release(sql);
2964 osrfLogDebug(OSRF_LOG_MARK, "%s: Update SQL [%s]", MODULENAME, query);
2966 dbi_result result = dbi_conn_query(dbhandle, query);
2970 jsonObjectFree(obj);
2971 obj = jsonNewObject(NULL);
2974 "%s ERROR updating %s object with %s = %s",
2976 osrfHashGet(meta, "fieldmapper"),
2987 static jsonObject* doDelete(osrfMethodContext* ctx, int* err ) {
2989 osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
2991 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
2992 osrfAppSessionStatus(
2994 OSRF_STATUS_BADREQUEST,
2995 "osrfMethodException",
2997 "No active transaction -- required for DELETE"
3003 if (osrfHashGet( meta, "readonly" ) && strncasecmp("true", osrfHashGet( meta, "readonly" ), 4)) {
3004 osrfAppSessionStatus(
3006 OSRF_STATUS_BADREQUEST,
3007 "osrfMethodException",
3009 "Cannot DELETE readonly class"
3015 dbhandle = writehandle;
3019 char* pkey = osrfHashGet(meta, "primarykey");
3022 if (jsonObjectGetIndex(ctx->params, 0)->classname) {
3023 if (!verifyObjectClass(ctx, jsonObjectGetIndex( ctx->params, 0 ))) {
3028 id = jsonObjectToSimpleString(
3030 jsonObjectGetIndex(ctx->params, 0),
3031 atoi( osrfHashGet( osrfHashGet( osrfHashGet(meta, "fields"), pkey ), "array_position") )
3035 id = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
3040 "%s deleting %s object with %s = %s",
3042 osrfHashGet(meta, "fieldmapper"),
3047 obj = jsonParseString(id);
3049 if ( strcmp( osrfHashGet( osrfHashGet( osrfHashGet(meta, "fields"), pkey ), "primitive" ), "number" ) )
3050 dbi_conn_quote_string(writehandle, &id);
3052 dbi_result result = dbi_conn_queryf(writehandle, "DELETE FROM %s WHERE %s = %s;", osrfHashGet(meta, "tablename"), pkey, id);
3055 jsonObjectFree(obj);
3056 obj = jsonNewObject(NULL);
3059 "%s ERROR deleting %s object with %s = %s",
3061 osrfHashGet(meta, "fieldmapper"),
3074 static jsonObject* oilsMakeFieldmapperFromResult( dbi_result result, osrfHash* meta) {
3075 if(!(result && meta)) return jsonNULL;
3077 jsonObject* object = jsonNewObject(NULL);
3078 jsonObjectSetClass(object, osrfHashGet(meta, "classname"));
3080 osrfHash* fields = osrfHashGet(meta, "fields");
3082 osrfLogInternal(OSRF_LOG_MARK, "Setting object class to %s ", object->classname);
3086 char dt_string[256];
3090 int columnIndex = 1;
3092 unsigned short type;
3093 const char* columnName;
3095 /* cycle through the column list */
3096 while( (columnName = dbi_result_get_field_name(result, columnIndex++)) ) {
3098 osrfLogInternal(OSRF_LOG_MARK, "Looking for column named [%s]...", (char*)columnName);
3100 fmIndex = -1; // reset the position
3102 /* determine the field type and storage attributes */
3103 type = dbi_result_get_field_type(result, columnName);
3104 attr = dbi_result_get_field_attribs(result, columnName);
3106 /* fetch the fieldmapper index */
3107 if( (_f = osrfHashGet(fields, (char*)columnName)) ) {
3108 char* virt = (char*)osrfHashGet(_f, "virtual");
3109 char* pos = (char*)osrfHashGet(_f, "array_position");
3111 if ( !virt || !pos || !(strcmp( virt, "true" )) ) continue;
3113 fmIndex = atoi( pos );
3114 osrfLogInternal(OSRF_LOG_MARK, "... Found column at position [%s]...", pos);
3119 if (dbi_result_field_is_null(result, columnName)) {
3120 jsonObjectSetIndex( object, fmIndex, jsonNewObject(NULL) );
3125 case DBI_TYPE_INTEGER :
3127 if( attr & DBI_INTEGER_SIZE8 )
3128 jsonObjectSetIndex( object, fmIndex,
3129 jsonNewNumberObject(dbi_result_get_longlong(result, columnName)));
3131 jsonObjectSetIndex( object, fmIndex,
3132 jsonNewNumberObject(dbi_result_get_long(result, columnName)));
3136 case DBI_TYPE_DECIMAL :
3137 jsonObjectSetIndex( object, fmIndex,
3138 jsonNewNumberObject(dbi_result_get_double(result, columnName)));
3141 case DBI_TYPE_STRING :
3147 jsonNewObject( dbi_result_get_string(result, columnName) )
3152 case DBI_TYPE_DATETIME :
3154 memset(dt_string, '\0', sizeof(dt_string));
3155 memset(&gmdt, '\0', sizeof(gmdt));
3156 memset(&_tmp_dt, '\0', sizeof(_tmp_dt));
3158 _tmp_dt = dbi_result_get_datetime(result, columnName);
3160 localtime_r( &_tmp_dt, &gmdt );
3162 if (!(attr & DBI_DATETIME_DATE)) {
3163 strftime(dt_string, 255, "%T", &gmdt);
3164 } else if (!(attr & DBI_DATETIME_TIME)) {
3165 strftime(dt_string, 255, "%F", &gmdt);
3167 strftime(dt_string, 255, "%FT%T%z", &gmdt);
3170 jsonObjectSetIndex( object, fmIndex, jsonNewObject(dt_string) );
3174 case DBI_TYPE_BINARY :
3175 osrfLogError( OSRF_LOG_MARK,
3176 "Can't do binary at column %s : index %d", columnName, columnIndex - 1);
3184 static jsonObject* oilsMakeJSONFromResult( dbi_result result ) {
3185 if(!result) return jsonNULL;
3187 jsonObject* object = jsonNewObject(NULL);
3190 char dt_string[256];
3194 int columnIndex = 1;
3196 unsigned short type;
3197 const char* columnName;
3199 /* cycle through the column list */
3200 while( (columnName = dbi_result_get_field_name(result, columnIndex++)) ) {
3202 osrfLogInternal(OSRF_LOG_MARK, "Looking for column named [%s]...", (char*)columnName);
3204 fmIndex = -1; // reset the position
3206 /* determine the field type and storage attributes */
3207 type = dbi_result_get_field_type(result, columnName);
3208 attr = dbi_result_get_field_attribs(result, columnName);
3210 if (dbi_result_field_is_null(result, columnName)) {
3211 jsonObjectSetKey( object, columnName, jsonNewObject(NULL) );
3216 case DBI_TYPE_INTEGER :
3218 if( attr & DBI_INTEGER_SIZE8 )
3219 jsonObjectSetKey( object, columnName, jsonNewNumberObject(dbi_result_get_longlong(result, columnName)) );
3221 jsonObjectSetKey( object, columnName, jsonNewNumberObject(dbi_result_get_long(result, columnName)) );
3224 case DBI_TYPE_DECIMAL :
3225 jsonObjectSetKey( object, columnName, jsonNewNumberObject(dbi_result_get_double(result, columnName)) );
3228 case DBI_TYPE_STRING :
3229 jsonObjectSetKey( object, columnName, jsonNewObject(dbi_result_get_string(result, columnName)) );
3232 case DBI_TYPE_DATETIME :
3234 memset(dt_string, '\0', sizeof(dt_string));
3235 memset(&gmdt, '\0', sizeof(gmdt));
3236 memset(&_tmp_dt, '\0', sizeof(_tmp_dt));
3238 _tmp_dt = dbi_result_get_datetime(result, columnName);
3240 localtime_r( &_tmp_dt, &gmdt );
3242 if (!(attr & DBI_DATETIME_DATE)) {
3243 strftime(dt_string, 255, "%T", &gmdt);
3244 } else if (!(attr & DBI_DATETIME_TIME)) {
3245 strftime(dt_string, 255, "%F", &gmdt);
3247 strftime(dt_string, 255, "%FT%T%z", &gmdt);
3250 jsonObjectSetKey( object, columnName, jsonNewObject(dt_string) );
3253 case DBI_TYPE_BINARY :
3254 osrfLogError( OSRF_LOG_MARK,
3255 "Can't do binary at column %s : index %d", columnName, columnIndex - 1);