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 == 'c' || *method_type == 'u' || *method_type == 'd')
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 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
467 osrfAppSessionStatus(
469 OSRF_STATUS_INTERNALSERVERERROR,
470 "osrfMethodException",
472 "No active transaction -- required for savepoints"
477 char* spName = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
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" );
492 jsonObject* ret = jsonNewObject(spName);
493 osrfAppRespondComplete( ctx, ret );
500 int releaseSavepoint ( osrfMethodContext* ctx ) {
501 OSRF_METHOD_VERIFY_CONTEXT(ctx);
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 char* spName = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
516 dbi_result result = dbi_conn_queryf(writehandle, "RELEASE SAVEPOINT \"%s\";", spName);
520 "%s: Error releasing savepoint %s in transaction %s",
523 osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )
525 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error releasing savepoint" );
529 jsonObject* ret = jsonNewObject(spName);
530 osrfAppRespondComplete( ctx, ret );
537 int rollbackSavepoint ( osrfMethodContext* ctx ) {
538 OSRF_METHOD_VERIFY_CONTEXT(ctx);
540 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
541 osrfAppSessionStatus(
543 OSRF_STATUS_INTERNALSERVERERROR,
544 "osrfMethodException",
546 "No active transaction -- required for savepoints"
551 char* spName = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
553 dbi_result result = dbi_conn_queryf(writehandle, "ROLLBACK TO SAVEPOINT \"%s\";", spName);
557 "%s: Error rolling back savepoint %s in transaction %s",
560 osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )
562 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error rolling back savepoint" );
566 jsonObject* ret = jsonNewObject(spName);
567 osrfAppRespondComplete( ctx, ret );
574 int commitTransaction ( osrfMethodContext* ctx ) {
575 OSRF_METHOD_VERIFY_CONTEXT(ctx);
577 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
578 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "No active transaction to commit" );
582 dbi_result result = dbi_conn_query(writehandle, "COMMIT;");
584 osrfLogError(OSRF_LOG_MARK, "%s: Error committing transaction", MODULENAME );
585 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error committing transaction" );
588 osrfHashRemove(ctx->session->userData, "xact_id");
589 jsonObject* ret = jsonNewObject(ctx->session->session_id);
590 osrfAppRespondComplete( ctx, ret );
596 int rollbackTransaction ( osrfMethodContext* ctx ) {
597 OSRF_METHOD_VERIFY_CONTEXT(ctx);
599 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
600 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "No active transaction to roll back" );
604 dbi_result result = dbi_conn_query(writehandle, "ROLLBACK;");
606 osrfLogError(OSRF_LOG_MARK, "%s: Error rolling back transaction", MODULENAME );
607 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error rolling back transaction" );
610 osrfHashRemove(ctx->session->userData, "xact_id");
611 jsonObject* ret = jsonNewObject(ctx->session->session_id);
612 osrfAppRespondComplete( ctx, ret );
618 int dispatchCRUDMethod ( osrfMethodContext* ctx ) {
619 OSRF_METHOD_VERIFY_CONTEXT(ctx);
621 osrfHash* meta = (osrfHash*) ctx->method->userData;
622 osrfHash* class_obj = osrfHashGet( meta, "class" );
626 jsonObject * obj = NULL;
627 if (!strcmp( (char*)osrfHashGet(meta, "methodtype"), "create"))
628 obj = doCreate(ctx, &err);
630 if (!strcmp( (char*)osrfHashGet(meta, "methodtype"), "retrieve"))
631 obj = doRetrieve(ctx, &err);
633 if (!strcmp( (char*)osrfHashGet(meta, "methodtype"), "update"))
634 obj = doUpdate(ctx, &err);
636 if (!strcmp( (char*)osrfHashGet(meta, "methodtype"), "delete"))
637 obj = doDelete(ctx, &err);
639 if (!strcmp( (char*)osrfHashGet(meta, "methodtype"), "search")) {
641 obj = doFieldmapperSearch(ctx, class_obj, ctx->params, &err);
645 jsonObjectIterator* itr = jsonNewObjectIterator( obj );
646 while ((cur = jsonObjectIteratorNext( itr ))) {
647 osrfAppRespond( ctx, cur->item );
649 jsonObjectIteratorFree(itr);
650 osrfAppRespondComplete( ctx, NULL );
652 } else if (!strcmp( (char*)osrfHashGet(meta, "methodtype"), "id_list")) {
654 jsonObject* _p = jsonObjectClone( ctx->params );
655 if (jsonObjectGetIndex( _p, 1 )) {
656 jsonObjectRemoveKey( jsonObjectGetIndex( _p, 1 ), "flesh" );
657 jsonObjectRemoveKey( jsonObjectGetIndex( _p, 1 ), "flesh_columns" );
659 jsonObjectSetIndex( _p, 1, jsonParseString("{}") );
662 growing_buffer* sel_list = buffer_init(16);
663 buffer_fadd(sel_list, "{ \"%s\":[\"%s\"] }", osrfHashGet( class_obj, "classname" ), osrfHashGet( class_obj, "primarykey" ));
664 char* _s = buffer_release(sel_list);
666 jsonObjectSetKey( jsonObjectGetIndex( _p, 1 ), "select", jsonParseString(_s) );
667 osrfLogDebug(OSRF_LOG_MARK, "%s: Select qualifer set to [%s]", MODULENAME, _s);
670 obj = doFieldmapperSearch(ctx, class_obj, _p, &err);
675 jsonObjectIterator* itr = jsonNewObjectIterator( obj );
676 while ((cur = jsonObjectIteratorNext( itr ))) {
684 osrfHashGet( class_obj, "fields" ),
685 osrfHashGet( class_obj, "primarykey")
693 jsonObjectIteratorFree(itr);
694 osrfAppRespondComplete( ctx, NULL );
697 osrfAppRespondComplete( ctx, obj );
705 static int verifyObjectClass ( osrfMethodContext* ctx, const jsonObject* param ) {
707 osrfHash* meta = (osrfHash*) ctx->method->userData;
708 osrfHash* class = osrfHashGet( meta, "class" );
710 if (!param->classname || (strcmp( osrfHashGet(class, "classname"), param->classname ))) {
712 growing_buffer* msg = buffer_init(128);
715 "%s: %s method for type %s was passed a %s",
717 osrfHashGet(meta, "methodtype"),
718 osrfHashGet(class, "classname"),
722 char* m = buffer_release(msg);
723 osrfAppSessionStatus( ctx->session, OSRF_STATUS_BADREQUEST, "osrfMethodException", ctx->request, m );
732 static jsonObject* doCreate(osrfMethodContext* ctx, int* err ) {
734 osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
735 jsonObject* target = jsonObjectGetIndex( ctx->params, 0 );
736 jsonObject* options = jsonObjectGetIndex( ctx->params, 1 );
738 if (!verifyObjectClass(ctx, target)) {
743 osrfLogDebug( OSRF_LOG_MARK, "Object seems to be of the correct type" );
745 if (!ctx->session || !ctx->session->userData || !osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
746 osrfLogError( OSRF_LOG_MARK, "No active transaction -- required for CREATE" );
748 osrfAppSessionStatus(
750 OSRF_STATUS_BADREQUEST,
751 "osrfMethodException",
753 "No active transaction -- required for CREATE"
759 if (osrfHashGet( meta, "readonly" ) && strncasecmp("true", osrfHashGet( meta, "readonly" ), 4)) {
760 osrfAppSessionStatus(
762 OSRF_STATUS_BADREQUEST,
763 "osrfMethodException",
765 "Cannot INSERT readonly class"
772 char* trans_id = osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" );
774 // Set the last_xact_id
775 osrfHash* last_xact_id;
776 if ((last_xact_id = oilsIDLFindPath("/%s/fields/last_xact_id", target->classname))) {
777 int index = atoi( osrfHashGet(last_xact_id, "array_position") );
778 osrfLogDebug(OSRF_LOG_MARK, "Setting last_xact_id to %s on %s at position %d", trans_id, target->classname, index);
779 jsonObjectSetIndex(target, index, jsonNewObject(trans_id));
782 osrfLogDebug( OSRF_LOG_MARK, "There is a transaction running..." );
784 dbhandle = writehandle;
786 osrfHash* fields = osrfHashGet(meta, "fields");
787 char* pkey = osrfHashGet(meta, "primarykey");
788 char* seq = osrfHashGet(meta, "sequence");
790 growing_buffer* table_buf = buffer_init(128);
791 growing_buffer* col_buf = buffer_init(128);
792 growing_buffer* val_buf = buffer_init(128);
794 buffer_fadd(table_buf,"INSERT INTO %s", osrfHashGet(meta, "tablename"));
795 buffer_add(col_buf,"(");
796 buffer_add(val_buf,"VALUES (");
802 osrfStringArray* field_list = osrfHashKeys( fields );
803 while ( (field_name = osrfStringArrayGetString(field_list, i++)) ) {
805 osrfHash* field = osrfHashGet( fields, field_name );
807 if(!( strcmp( osrfHashGet(osrfHashGet(fields,field_name), "virtual"), "true" ) )) continue;
809 jsonObject* field_object = jsonObjectGetIndex( target, atoi(osrfHashGet(field, "array_position")) );
812 if (field_object && field_object->classname) {
813 value = jsonObjectToSimpleString(
819 oilsIDLFindPath("/%s/fields", field_object->classname),
820 (char*)oilsIDLFindPath("/%s/primarykey", field_object->classname)
829 value = jsonObjectToSimpleString( field_object );
836 buffer_add(col_buf, ",");
837 buffer_add(val_buf, ",");
840 buffer_add(col_buf, field_name);
842 if (!field_object || field_object->type == JSON_NULL) {
843 buffer_add( val_buf, "DEFAULT" );
845 } else if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
846 if ( !strcmp(osrfHashGet(field, "datatype"), "INT8") ) {
847 buffer_fadd( val_buf, "%lld", atoll(value) );
849 } else if ( !strcmp(osrfHashGet(field, "datatype"), "INT") ) {
850 buffer_fadd( val_buf, "%d", atoi(value) );
852 } else if ( !strcmp(osrfHashGet(field, "datatype"), "NUMERIC") ) {
853 buffer_fadd( val_buf, "%f", atof(value) );
856 if ( dbi_conn_quote_string(writehandle, &value) ) {
857 buffer_fadd( val_buf, "%s", value );
860 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting string [%s]", MODULENAME, value);
861 osrfAppSessionStatus(
863 OSRF_STATUS_INTERNALSERVERERROR,
864 "osrfMethodException",
866 "Error quoting string -- please see the error log for more details"
869 buffer_free(table_buf);
870 buffer_free(col_buf);
871 buffer_free(val_buf);
882 buffer_add(col_buf,")");
883 buffer_add(val_buf,")");
885 char* table_str = buffer_release(table_buf);
886 char* col_str = buffer_release(col_buf);
887 char* val_str = buffer_release(val_buf);
888 growing_buffer* sql = buffer_init(128);
889 buffer_fadd( sql, "%s %s %s;", table_str, col_str, val_str );
894 char* query = buffer_release(sql);
896 osrfLogDebug(OSRF_LOG_MARK, "%s: Insert SQL [%s]", MODULENAME, query);
899 dbi_result result = dbi_conn_query(writehandle, query);
901 jsonObject* obj = NULL;
904 obj = jsonNewObject(NULL);
907 "%s ERROR inserting %s object using query [%s]",
909 osrfHashGet(meta, "fieldmapper"),
912 osrfAppSessionStatus(
914 OSRF_STATUS_INTERNALSERVERERROR,
915 "osrfMethodException",
917 "INSERT error -- please see the error log for more details"
922 int pos = atoi(osrfHashGet( osrfHashGet(fields, pkey), "array_position" ));
923 char* id = jsonObjectToSimpleString(jsonObjectGetIndex(target, pos));
925 unsigned long long new_id = dbi_conn_sequence_last(writehandle, seq);
926 growing_buffer* _id = buffer_init(10);
927 buffer_fadd(_id, "%lld", new_id);
928 id = buffer_release(_id);
931 // Find quietness specification, if present
932 char* quiet_str = NULL;
934 const jsonObject* quiet_obj = jsonObjectGetKeyConst( options, "quiet" );
936 quiet_str = jsonObjectToSimpleString( quiet_obj );
939 if( quiet_str && !strcmp( quiet_str, "true" )) { // if quietness is specified
940 obj = jsonNewObject(id);
944 jsonObject* fake_params = jsonParseString("[]");
945 jsonObjectPush(fake_params, jsonParseString("{}"));
948 jsonObjectGetIndex(fake_params, 0),
949 osrfHashGet(meta, "primarykey"),
953 jsonObject* list = doFieldmapperSearch( ctx,meta, fake_params, err);
956 jsonObjectFree( fake_params );
959 obj = jsonObjectClone( jsonObjectGetIndex(list, 0) );
962 jsonObjectFree( list );
963 jsonObjectFree( fake_params );
966 if(quiet_str) free(quiet_str);
977 static jsonObject* doRetrieve(osrfMethodContext* ctx, int* err ) {
979 osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
983 char* id = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
984 jsonObject* order_hash = jsonObjectGetIndex(ctx->params, 1);
988 "%s retrieving %s object with id %s",
990 osrfHashGet(meta, "fieldmapper"),
994 jsonObject* fake_params = jsonParseString("[]");
995 jsonObjectPush(fake_params, jsonParseString("{}"));
998 jsonObjectGetIndex(fake_params, 0),
999 osrfHashGet(meta, "primarykey"),
1005 if (order_hash) jsonObjectPush(fake_params, jsonObjectClone(order_hash) );
1007 jsonObject* list = doFieldmapperSearch( ctx,meta, fake_params, err);
1010 jsonObjectFree( fake_params );
1014 obj = jsonObjectClone( jsonObjectGetIndex(list, 0) );
1016 jsonObjectFree( list );
1017 jsonObjectFree( fake_params );
1022 static char* jsonNumberToDBString ( osrfHash* field, const jsonObject* value ) {
1023 growing_buffer* val_buf = buffer_init(32);
1025 if ( !strncmp(osrfHashGet(field, "datatype"), "INT", (size_t)3) ) {
1026 if (value->type == JSON_NUMBER) buffer_fadd( val_buf, "%ld", (long)jsonObjectGetNumber(value) );
1028 char* val_str = jsonObjectToSimpleString(value);
1029 buffer_fadd( val_buf, "%ld", atol(val_str) );
1033 } else if ( !strcmp(osrfHashGet(field, "datatype"), "NUMERIC") ) {
1034 if (value->type == JSON_NUMBER) buffer_fadd( val_buf, "%f", jsonObjectGetNumber(value) );
1036 char* val_str = jsonObjectToSimpleString(value);
1037 buffer_fadd( val_buf, "%f", atof(val_str) );
1042 return buffer_release(val_buf);
1045 static char* searchINPredicate (const char* class, osrfHash* field,
1046 const jsonObject* node, const char* op) {
1047 growing_buffer* sql_buf = buffer_init(32);
1053 osrfHashGet(field, "name")
1057 buffer_add(sql_buf, "IN (");
1058 } else if (!(strcasecmp(op,"not in"))) {
1059 buffer_add(sql_buf, "NOT IN (");
1061 buffer_add(sql_buf, "IN (");
1064 int in_item_index = 0;
1065 int in_item_first = 1;
1066 jsonObject* in_item;
1067 while ( (in_item = jsonObjectGetIndex(node, in_item_index++)) ) {
1072 buffer_add(sql_buf, ", ");
1074 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1075 char* val = jsonNumberToDBString( field, in_item );
1076 buffer_fadd( sql_buf, "%s", val );
1080 char* key_string = jsonObjectToSimpleString(in_item);
1081 if ( dbi_conn_quote_string(dbhandle, &key_string) ) {
1082 buffer_fadd( sql_buf, "%s", key_string );
1085 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, key_string);
1087 buffer_free(sql_buf);
1098 return buffer_release(sql_buf);
1101 static char* searchValueTransform( const jsonObject* array ) {
1102 growing_buffer* sql_buf = buffer_init(32);
1105 int func_item_index = 0;
1106 int func_item_first = 2;
1107 jsonObject* func_item;
1108 while ( (func_item = jsonObjectGetIndex(array, func_item_index++)) ) {
1110 val = jsonObjectToSimpleString(func_item);
1112 if (func_item_first == 2) {
1113 buffer_fadd(sql_buf, "%s( ", val);
1119 if (func_item_first)
1122 buffer_add(sql_buf, ", ");
1124 if ( dbi_conn_quote_string(dbhandle, &val) ) {
1125 buffer_fadd( sql_buf, "%s", val );
1128 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, val);
1130 buffer_free(sql_buf);
1140 return buffer_release(sql_buf);
1143 static char* searchFunctionPredicate (const char* class, osrfHash* field,
1144 const jsonObjectNode* node) {
1145 growing_buffer* sql_buf = buffer_init(32);
1147 char* val = searchValueTransform(node->item);
1153 osrfHashGet(field, "name"),
1160 return buffer_release(sql_buf);
1163 static char* searchFieldTransform (const char* class, osrfHash* field, const jsonObject* node) {
1164 growing_buffer* sql_buf = buffer_init(32);
1166 char* field_transform = jsonObjectToSimpleString( jsonObjectGetKeyConst( node, "transform" ) );
1167 char* transform_subcolumn = jsonObjectToSimpleString( jsonObjectGetKeyConst( node, "result_field" ) );
1169 if (field_transform) {
1170 buffer_fadd( sql_buf, "%s(\"%s\".%s", field_transform, class, osrfHashGet(field, "name"));
1171 const jsonObject* array = jsonObjectGetKeyConst( node, "params" );
1174 int func_item_index = 0;
1175 jsonObject* func_item;
1176 while ( (func_item = jsonObjectGetIndex(array, func_item_index++)) ) {
1178 char* val = jsonObjectToSimpleString(func_item);
1180 if ( dbi_conn_quote_string(dbhandle, &val) ) {
1181 buffer_fadd( sql_buf, ",%s", val );
1183 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, val);
1184 free(field_transform);
1186 buffer_free(sql_buf);
1200 buffer_fadd( sql_buf, "\"%s\".%s", class, osrfHashGet(field, "name"));
1203 if (transform_subcolumn) {
1204 char * tmp = buffer_release(sql_buf);
1205 sql_buf = buffer_init(32);
1215 if (field_transform) free(field_transform);
1216 if (transform_subcolumn) free(transform_subcolumn);
1218 return buffer_release(sql_buf);
1221 static char* searchFieldTransformPredicate (const char* class, osrfHash* field, jsonObjectNode* node) {
1222 char* field_transform = searchFieldTransform( class, field, node->item );
1225 if (!jsonObjectGetKeyConst( node->item, "value" )) {
1226 value = searchWHERE( node->item, osrfHashGet( oilsIDL(), class ), AND_OP_JOIN );
1227 } else if (jsonObjectGetKeyConst( node->item, "value" )->type == JSON_ARRAY) {
1228 value = searchValueTransform(jsonObjectGetKeyConst( node->item, "value" ));
1229 } else if (jsonObjectGetKeyConst( node->item, "value" )->type == JSON_HASH) {
1230 value = searchWHERE( jsonObjectGetKeyConst( node->item, "value" ), osrfHashGet( oilsIDL(), class ), AND_OP_JOIN );
1231 } else if (jsonObjectGetKeyConst( node->item, "value" )->type != JSON_NULL) {
1232 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1233 value = jsonNumberToDBString( field, jsonObjectGetKeyConst( node->item, "value" ) );
1235 value = jsonObjectToSimpleString(jsonObjectGetKeyConst( node->item, "value" ));
1236 if ( !dbi_conn_quote_string(dbhandle, &value) ) {
1237 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, value);
1239 free(field_transform);
1245 growing_buffer* sql_buf = buffer_init(32);
1256 free(field_transform);
1258 return buffer_release(sql_buf);
1261 static char* searchSimplePredicate (const char* orig_op, const char* class,
1262 osrfHash* field, const jsonObject* node) {
1266 if (node->type != JSON_NULL) {
1267 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1268 val = jsonNumberToDBString( field, node );
1270 val = jsonObjectToSimpleString(node);
1274 char* pred = searchWriteSimplePredicate( class, field, osrfHashGet(field, "name"), orig_op, val );
1281 static char* searchWriteSimplePredicate ( const char* class, osrfHash* field,
1282 const char* left, const char* orig_op, const char* right ) {
1286 if (right == NULL) {
1287 val = strdup("NULL");
1289 if (strcmp( orig_op, "=" ))
1290 op = strdup("IS NOT");
1294 } else if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1295 val = strdup(right);
1296 op = strdup(orig_op);
1299 val = strdup(right);
1300 if ( !dbi_conn_quote_string(dbhandle, &val) ) {
1301 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, val);
1305 op = strdup(orig_op);
1308 growing_buffer* sql_buf = buffer_init(16);
1309 buffer_fadd( sql_buf, "\"%s\".%s %s %s", class, left, op, val );
1313 return buffer_release(sql_buf);
1316 static char* searchBETWEENPredicate (const char* class, osrfHash* field, jsonObject* node) {
1321 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1322 x_string = jsonNumberToDBString(field, jsonObjectGetIndex(node,0));
1323 y_string = jsonNumberToDBString(field, jsonObjectGetIndex(node,1));
1326 x_string = jsonObjectToSimpleString(jsonObjectGetIndex(node,0));
1327 y_string = jsonObjectToSimpleString(jsonObjectGetIndex(node,1));
1328 if ( !(dbi_conn_quote_string(dbhandle, &x_string) && dbi_conn_quote_string(dbhandle, &y_string)) ) {
1329 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key strings [%s] and [%s]", MODULENAME, x_string, y_string);
1336 growing_buffer* sql_buf = buffer_init(32);
1337 buffer_fadd( sql_buf, "%s BETWEEN %s AND %s", osrfHashGet(field, "name"), x_string, y_string );
1341 return buffer_release(sql_buf);
1344 static char* searchPredicate ( const char* class, osrfHash* field, jsonObject* node ) {
1347 if (node->type == JSON_ARRAY) { // equality IN search
1348 pred = searchINPredicate( class, field, node, NULL );
1349 } else if (node->type == JSON_HASH) { // non-equality search
1350 jsonObjectNode* pred_node;
1351 jsonObjectIterator* pred_itr = jsonNewObjectIterator( node );
1352 while ( (pred_node = jsonObjectIteratorNext( pred_itr )) ) {
1353 if ( !(strcasecmp( pred_node->key,"between" )) )
1354 pred = searchBETWEENPredicate( class, field, pred_node->item );
1355 else if ( !(strcasecmp( pred_node->key,"in" )) || !(strcasecmp( pred_node->key,"not in" )) )
1356 pred = searchINPredicate( class, field, pred_node->item, pred_node->key );
1357 else if ( pred_node->item->type == JSON_ARRAY )
1358 pred = searchFunctionPredicate( class, field, pred_node );
1359 else if ( pred_node->item->type == JSON_HASH )
1360 pred = searchFieldTransformPredicate( class, field, pred_node );
1362 pred = searchSimplePredicate( pred_node->key, class, field, pred_node->item );
1366 jsonObjectIteratorFree(pred_itr);
1367 } else if (node->type == JSON_NULL) { // IS NULL search
1368 growing_buffer* _p = buffer_init(64);
1371 "\"%s\".%s IS NULL",
1373 osrfHashGet(field, "name")
1375 pred = buffer_release(_p);
1376 } else { // equality search
1377 pred = searchSimplePredicate( "=", class, field, node );
1396 field : call_number,
1412 static char* searchJOIN ( const jsonObject* join_hash, osrfHash* leftmeta ) {
1414 const jsonObject* working_hash;
1415 jsonObject* freeable_hash = NULL;
1417 if (join_hash->type == JSON_STRING) {
1418 // create a wrapper around a copy of the original
1419 char* _tmp = jsonObjectToSimpleString( join_hash );
1420 freeable_hash = jsonParseString("{}");
1421 jsonObjectSetKey(freeable_hash, _tmp, NULL);
1423 working_hash = freeable_hash;
1426 working_hash = join_hash;
1428 growing_buffer* join_buf = buffer_init(128);
1429 char* leftclass = osrfHashGet(leftmeta, "classname");
1431 jsonObjectNode* snode = NULL;
1432 jsonObjectIterator* search_itr = jsonNewObjectIterator( working_hash );
1434 jsonObjectFree(freeable_hash);
1436 while ( (snode = jsonObjectIteratorNext( search_itr )) ) {
1437 osrfHash* idlClass = osrfHashGet( oilsIDL(), snode->key );
1439 char* class = osrfHashGet(idlClass, "classname");
1441 char* fkey = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode->item, "fkey" ) );
1442 char* field = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode->item, "field" ) );
1444 if (field && !fkey) {
1445 fkey = (char*)oilsIDLFindPath("/%s/links/%s/key", class, field);
1449 "%s: JOIN failed. No link defined from %s.%s to %s",
1455 buffer_free(join_buf);
1459 fkey = strdup( fkey );
1461 } else if (!field && fkey) {
1462 field = (char*)oilsIDLFindPath("/%s/links/%s/key", leftclass, fkey );
1466 "%s: JOIN failed. No link defined from %s.%s to %s",
1472 buffer_free(join_buf);
1476 field = strdup( field );
1478 } else if (!field && !fkey) {
1479 osrfHash* _links = oilsIDLFindPath("/%s/links", leftclass);
1482 osrfStringArray* keys = osrfHashKeys( _links );
1483 while ( (fkey = osrfStringArrayGetString(keys, i++)) ) {
1484 fkey = strdup(osrfStringArrayGetString(keys, i++));
1485 if ( !strcmp( (char*)oilsIDLFindPath("/%s/links/%s/class", leftclass, fkey), class) ) {
1486 field = strdup( (char*)oilsIDLFindPath("/%s/links/%s/key", leftclass, fkey) );
1492 osrfStringArrayFree(keys);
1494 if (!field && !fkey) {
1495 _links = oilsIDLFindPath("/%s/links", class);
1498 keys = osrfHashKeys( _links );
1499 while ( (field = osrfStringArrayGetString(keys, i++)) ) {
1500 field = strdup(osrfStringArrayGetString(keys, i++));
1501 if ( !strcmp( (char*)oilsIDLFindPath("/%s/links/%s/class", class, field), class) ) {
1502 fkey = strdup( (char*)oilsIDLFindPath("/%s/links/%s/key", class, field) );
1508 osrfStringArrayFree(keys);
1511 if (!field && !fkey) {
1514 "%s: JOIN failed. No link defined between %s and %s",
1519 buffer_free(join_buf);
1525 char* type = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode->item, "type" ) );
1527 if ( !strcasecmp(type,"left") ) {
1528 buffer_add(join_buf, " LEFT JOIN");
1529 } else if ( !strcasecmp(type,"right") ) {
1530 buffer_add(join_buf, " RIGHT JOIN");
1531 } else if ( !strcasecmp(type,"full") ) {
1532 buffer_add(join_buf, " FULL JOIN");
1534 buffer_add(join_buf, " INNER JOIN");
1537 buffer_add(join_buf, " INNER JOIN");
1541 char* table = getSourceDefinition(idlClass);
1542 buffer_fadd(join_buf, " %s AS \"%s\" ON ( \"%s\".%s = \"%s\".%s", table, class, class, field, leftclass, fkey);
1545 const jsonObject* filter = jsonObjectGetKeyConst( snode->item, "filter" );
1547 char* filter_op = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode->item, "filter_op" ) );
1549 if (!strcasecmp("or",filter_op)) {
1550 buffer_add( join_buf, " OR " );
1552 buffer_add( join_buf, " AND " );
1555 buffer_add( join_buf, " AND " );
1558 char* jpred = searchWHERE( filter, idlClass, AND_OP_JOIN );
1559 buffer_fadd( join_buf, " %s", jpred );
1564 buffer_add(join_buf, " ) ");
1566 const jsonObject* join_filter = jsonObjectGetKeyConst( snode->item, "join" );
1568 char* jpred = searchJOIN( join_filter, idlClass );
1569 buffer_fadd( join_buf, " %s", jpred );
1577 jsonObjectIteratorFree(search_itr);
1579 return buffer_release(join_buf);
1584 { +class : { -or|-and : { field : { op : value }, ... } ... }, ... }
1585 { +class : { -or|-and : [ { field : { op : value }, ... }, ...] ... }, ... }
1586 [ { +class : { -or|-and : [ { field : { op : value }, ... }, ...] ... }, ... }, ... ]
1589 static char* searchWHERE ( const jsonObject* search_hash, osrfHash* meta, int opjoin_type ) {
1591 growing_buffer* sql_buf = buffer_init(128);
1593 jsonObjectNode* node = NULL;
1596 if ( search_hash->type == JSON_ARRAY ) {
1597 jsonObjectIterator* search_itr = jsonNewObjectIterator( search_hash );
1598 while ( (node = jsonObjectIteratorNext( search_itr )) ) {
1602 if (opjoin_type == OR_OP_JOIN) buffer_add(sql_buf, " OR ");
1603 else buffer_add(sql_buf, " AND ");
1606 char* subpred = searchWHERE( node->item, meta, opjoin_type );
1607 buffer_fadd(sql_buf, "( %s )", subpred);
1610 jsonObjectIteratorFree(search_itr);
1612 } else if ( search_hash->type == JSON_HASH ) {
1613 jsonObjectIterator* search_itr = jsonNewObjectIterator( search_hash );
1614 while ( (node = jsonObjectIteratorNext( search_itr )) ) {
1619 if (opjoin_type == OR_OP_JOIN) buffer_add(sql_buf, " OR ");
1620 else buffer_add(sql_buf, " AND ");
1623 if ( !strncmp("+",node->key,1) ) {
1624 if ( node->item->type == JSON_STRING ) {
1625 char* subpred = jsonObjectToSimpleString( node->item );
1626 buffer_fadd(sql_buf, " \"%s\".%s ", node->key + 1, subpred);
1629 char* subpred = searchWHERE( node->item, osrfHashGet( oilsIDL(), node->key + 1 ), AND_OP_JOIN );
1630 buffer_fadd(sql_buf, "( %s )", subpred);
1633 } else if ( !strcasecmp("-or",node->key) ) {
1634 char* subpred = searchWHERE( node->item, meta, OR_OP_JOIN );
1635 buffer_fadd(sql_buf, "( %s )", subpred);
1637 } else if ( !strcasecmp("-and",node->key) ) {
1638 char* subpred = searchWHERE( node->item, meta, AND_OP_JOIN );
1639 buffer_fadd(sql_buf, "( %s )", subpred);
1643 char* class = osrfHashGet(meta, "classname");
1644 osrfHash* fields = osrfHashGet(meta, "fields");
1645 osrfHash* field = osrfHashGet( fields, node->key );
1649 char* table = getSourceDefinition(meta);
1652 "%s: Attempt to reference non-existant column %s on %s (%s)",
1658 buffer_free(sql_buf);
1663 char* subpred = searchPredicate( class, field, node->item );
1664 buffer_add( sql_buf, subpred );
1668 jsonObjectIteratorFree(search_itr);
1671 // ERROR ... only hash and array allowed at this level
1672 char* predicate_string = jsonObjectToJSON( search_hash );
1675 "%s: Invalid predicate structure: %s",
1679 buffer_free(sql_buf);
1680 free(predicate_string);
1685 return buffer_release(sql_buf);
1688 static char* SELECT (
1689 /* method context */ osrfMethodContext* ctx,
1691 /* SELECT */ jsonObject* selhash,
1692 /* FROM */ jsonObject* join_hash,
1693 /* WHERE */ jsonObject* search_hash,
1694 /* HAVING */ jsonObject* having_hash,
1695 /* ORDER BY */ jsonObject* order_hash,
1696 /* LIMIT */ jsonObject* limit,
1697 /* OFFSET */ jsonObject* offset,
1698 /* flags */ int flags
1700 const char* locale = osrf_message_get_last_locale();
1702 // in case we don't get a select list
1703 jsonObject* defaultselhash = NULL;
1705 // general tmp objects
1706 const jsonObject* tmp_const;
1707 jsonObject* _tmp = NULL;
1708 jsonObjectNode* selclass = NULL;
1709 jsonObjectNode* selfield = NULL;
1710 jsonObjectNode* snode = NULL;
1711 jsonObjectNode* onode = NULL;
1712 jsonObject* found = NULL;
1714 char* string = NULL;
1719 // the core search class
1720 char* core_class = NULL;
1722 // metadata about the core search class
1723 osrfHash* core_meta = NULL;
1724 osrfHash* core_fields = NULL;
1725 osrfHash* idlClass = NULL;
1727 // punt if there's no core class
1728 if (!join_hash || ( join_hash->type == JSON_HASH && !join_hash->size ))
1731 // get the core class -- the only key of the top level FROM clause, or a string
1732 if (join_hash->type == JSON_HASH) {
1733 jsonObjectIterator* tmp_itr = jsonNewObjectIterator( join_hash );
1734 snode = jsonObjectIteratorNext( tmp_itr );
1736 core_class = strdup( snode->key );
1737 join_hash = snode->item;
1739 jsonObjectIteratorFree( tmp_itr );
1742 } else if (join_hash->type == JSON_STRING) {
1743 core_class = jsonObjectToSimpleString( join_hash );
1747 // punt if we don't know about the core class
1748 if (!(core_meta = osrfHashGet( oilsIDL(), core_class ))) {
1753 // if the select list is empty, or the core class field list is '*',
1754 // build the default select list ...
1756 selhash = defaultselhash = jsonParseString( "{}" );
1757 jsonObjectSetKey( selhash, core_class, jsonParseString( "[]" ) );
1758 } else if ( (tmp_const = jsonObjectGetKeyConst( selhash, core_class )) && tmp_const->type == JSON_STRING ) {
1759 char* _x = jsonObjectToSimpleString( tmp_const );
1760 if (!strncmp( "*", _x, 1 )) {
1761 jsonObjectRemoveKey( selhash, core_class );
1762 jsonObjectSetKey( selhash, core_class, jsonParseString( "[]" ) );
1768 growing_buffer* sql_buf = buffer_init(128);
1770 // temp buffer for the SELECT list
1771 growing_buffer* select_buf = buffer_init(128);
1772 growing_buffer* order_buf = buffer_init(128);
1773 growing_buffer* group_buf = buffer_init(128);
1774 growing_buffer* having_buf = buffer_init(128);
1776 core_fields = osrfHashGet(core_meta, "fields");
1778 // ... and if we /are/ building the default list, do that
1779 if ( (_tmp = jsonObjectGetKey(selhash,core_class)) && !_tmp->size ) {
1784 osrfStringArray* keys = osrfHashKeys( core_fields );
1785 while ( (field = osrfStringArrayGetString(keys, i++)) ) {
1786 if ( strncasecmp( "true", osrfHashGet( osrfHashGet( core_fields, field ), "virtual" ), 4 ) )
1787 jsonObjectPush( _tmp, jsonNewObject( field ) );
1789 osrfStringArrayFree(keys);
1792 // Now we build the actual select list
1794 jsonObject* is_agg = jsonObjectFindPath(selhash, "//aggregate");
1797 jsonObjectIterator* selclass_itr = jsonNewObjectIterator( selhash );
1798 while ( (selclass = jsonObjectIteratorNext( selclass_itr )) ) {
1800 // round trip through the idl, just to be safe
1801 idlClass = osrfHashGet( oilsIDL(), selclass->key );
1802 if (!idlClass) continue;
1803 char* cname = osrfHashGet(idlClass, "classname");
1805 // make sure the target relation is in the join tree
1806 if (strcmp(core_class,cname)) {
1807 if (!join_hash) continue;
1809 if (join_hash->type == JSON_STRING) {
1810 string = jsonObjectToSimpleString(join_hash);
1811 found = strcmp(string,cname) ? NULL : jsonParseString("{\"1\":\"1\"}");
1814 found = jsonObjectFindPath(join_hash, "//%s", cname);
1818 jsonObjectFree(found);
1822 jsonObjectFree(found);
1825 // stitch together the column list ...
1826 jsonObjectIterator* select_itr = jsonNewObjectIterator( selclass->item );
1827 while ( (selfield = jsonObjectIteratorNext( select_itr )) ) {
1829 char* __column = NULL;
1830 char* __alias = NULL;
1832 // ... if it's a sstring, just toss it on the pile
1833 if (selfield->item->type == JSON_STRING) {
1835 // again, just to be safe
1836 char* _requested_col = jsonObjectToSimpleString(selfield->item);
1837 osrfHash* field = osrfHashGet( osrfHashGet( idlClass, "fields" ), _requested_col );
1838 free(_requested_col);
1840 if (!field) continue;
1841 __column = strdup(osrfHashGet(field, "name"));
1846 buffer_add(select_buf, ",");
1850 char* i18n = osrfHashGet(field, "i18n");
1851 if (flags & DISABLE_I18N)
1854 if ( i18n && !strncasecmp("true", i18n, 4)) {
1855 char* pkey = osrfHashGet(idlClass, "primarykey");
1856 char* tname = osrfHashGet(idlClass, "tablename");
1858 buffer_fadd(select_buf, " oils_i18n_xlate('%s', '%s', '%s', \"%s\".%s::TEXT, '%s') AS \"%s\"", tname, __column, pkey, cname, pkey, locale, __column);
1860 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, __column, __column);
1863 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, __column, __column);
1866 // ... but it could be an object, in which case we check for a Field Transform
1869 __column = jsonObjectToSimpleString( jsonObjectGetKeyConst( selfield->item, "column" ) );
1871 // again, just to be safe
1872 osrfHash* field = osrfHashGet( osrfHashGet( idlClass, "fields" ), __column );
1873 if (!field) continue;
1874 const char* fname = osrfHashGet(field, "name");
1879 buffer_add(select_buf, ",");
1882 if ((tmp_const = jsonObjectGetKeyConst( selfield->item, "alias" ))) {
1883 __alias = jsonObjectToSimpleString( tmp_const );
1885 __alias = strdup(__column);
1888 if (jsonObjectGetKeyConst( selfield->item, "transform" )) {
1890 __column = searchFieldTransform(cname, field, selfield->item);
1891 buffer_fadd(select_buf, " %s AS \"%s\"", __column, __alias);
1894 char* i18n = osrfHashGet(field, "i18n");
1895 if (flags & DISABLE_I18N)
1898 if ( i18n && !strncasecmp("true", i18n, 4)) {
1899 char* pkey = osrfHashGet(idlClass, "primarykey");
1900 char* tname = osrfHashGet(idlClass, "tablename");
1902 buffer_fadd(select_buf, " oils_i18n_xlate('%s', '%s', '%s', \"%s\".%s::TEXT, '%s') AS \"%s\"", tname, fname, pkey, cname, pkey, locale, __alias);
1904 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, fname, __alias);
1907 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, fname, __alias);
1912 if (is_agg->size || (flags & SELECT_DISTINCT)) {
1914 if (!jsonBoolIsTrue( jsonObjectGetKey( selfield->item, "aggregate" ) )) {
1918 buffer_add(group_buf, ",");
1921 buffer_fadd(group_buf, " %d", sel_pos);
1923 } else if (is_agg = jsonObjectGetKey( selfield->item, "having" )) {
1927 buffer_add(group_buf, ",");
1930 __column = searchFieldTransform(cname, field, selfield->item);
1931 buffer_fadd(group_buf, " %s", __column);
1932 __column = searchFieldTransform(cname, field, selfield->item);
1937 if (__column) free(__column);
1938 if (__alias) free(__alias);
1943 // jsonObjectIteratorFree(select_itr);
1946 // jsonObjectIteratorFree(selclass_itr);
1948 if (is_agg) jsonObjectFree(is_agg);
1950 char* col_list = buffer_release(select_buf);
1951 char* table = getSourceDefinition(core_meta);
1953 // Put it all together
1954 buffer_fadd(sql_buf, "SELECT %s FROM %s AS \"%s\" ", col_list, table, core_class );
1958 // Now, walk the join tree and add that clause
1960 char* join_clause = searchJOIN( join_hash, core_meta );
1961 buffer_add(sql_buf, join_clause);
1965 if ( search_hash ) {
1966 buffer_add(sql_buf, " WHERE ");
1968 // and it's on the the WHERE clause
1969 char* pred = searchWHERE( search_hash, core_meta, AND_OP_JOIN );
1972 osrfAppSessionStatus(
1974 OSRF_STATUS_INTERNALSERVERERROR,
1975 "osrfMethodException",
1977 "Severe query error in WHERE predicate -- see error log for more details"
1980 buffer_free(having_buf);
1981 buffer_free(group_buf);
1982 buffer_free(order_buf);
1983 buffer_free(sql_buf);
1984 if (defaultselhash) jsonObjectFree(defaultselhash);
1987 buffer_add(sql_buf, pred);
1992 if ( having_hash ) {
1993 buffer_add(sql_buf, " HAVING ");
1995 // and it's on the the WHERE clause
1996 char* pred = searchWHERE( having_hash, core_meta, AND_OP_JOIN );
1999 osrfAppSessionStatus(
2001 OSRF_STATUS_INTERNALSERVERERROR,
2002 "osrfMethodException",
2004 "Severe query error in HAVING predicate -- see error log for more details"
2007 buffer_free(having_buf);
2008 buffer_free(group_buf);
2009 buffer_free(order_buf);
2010 buffer_free(sql_buf);
2011 if (defaultselhash) jsonObjectFree(defaultselhash);
2014 buffer_add(sql_buf, pred);
2020 jsonObjectIterator* class_itr = jsonNewObjectIterator( order_hash );
2021 while ( (snode = jsonObjectIteratorNext( class_itr )) ) {
2023 if (!jsonObjectGetKeyConst(selhash,snode->key))
2026 if ( snode->item->type == JSON_HASH ) {
2028 jsonObjectIterator* order_itr = jsonNewObjectIterator( snode->item );
2029 while ( (onode = jsonObjectIteratorNext( order_itr )) ) {
2031 if (!oilsIDLFindPath( "/%s/fields/%s", snode->key, onode->key ))
2034 char* direction = NULL;
2035 if ( onode->item->type == JSON_HASH ) {
2036 if ( jsonObjectGetKeyConst( onode->item, "transform" ) ) {
2037 string = searchFieldTransform(
2039 oilsIDLFindPath( "/%s/fields/%s", snode->key, onode->key ),
2043 growing_buffer* field_buf = buffer_init(16);
2044 buffer_fadd(field_buf, "\"%s\".%s", snode->key, onode->key);
2045 string = buffer_release(field_buf);
2048 if ( (tmp_const = jsonObjectGetKeyConst( onode->item, "direction" )) ) {
2049 direction = jsonObjectToSimpleString(tmp_const);
2050 if (!strncasecmp(direction, "d", 1)) {
2052 direction = " DESC";
2060 string = strdup(onode->key);
2061 direction = jsonObjectToSimpleString(onode->item);
2062 if (!strncasecmp(direction, "d", 1)) {
2064 direction = " DESC";
2074 buffer_add(order_buf, ", ");
2077 buffer_add(order_buf, string);
2081 buffer_add(order_buf, direction);
2085 // jsonObjectIteratorFree(order_itr);
2087 } else if ( snode->item->type == JSON_ARRAY ) {
2089 jsonObjectIterator* order_itr = jsonNewObjectIterator( snode->item );
2090 while ( (onode = jsonObjectIteratorNext( order_itr )) ) {
2092 char* _f = jsonObjectToSimpleString( onode->item );
2094 if (!oilsIDLFindPath( "/%s/fields/%s", snode->key, _f))
2100 buffer_add(order_buf, ", ");
2103 buffer_add(order_buf, _f);
2107 // jsonObjectIteratorFree(order_itr);
2110 // IT'S THE OOOOOOOOOOOLD STYLE!
2112 osrfLogError(OSRF_LOG_MARK, "%s: Possible SQL injection attempt; direct order by is not allowed", MODULENAME);
2113 osrfAppSessionStatus(
2115 OSRF_STATUS_INTERNALSERVERERROR,
2116 "osrfMethodException",
2118 "Severe query error -- see error log for more details"
2122 buffer_free(having_buf);
2123 buffer_free(group_buf);
2124 buffer_free(order_buf);
2125 buffer_free(sql_buf);
2126 if (defaultselhash) jsonObjectFree(defaultselhash);
2132 // jsonObjectIteratorFree(class_itr);
2134 string = buffer_release(group_buf);
2136 if (strlen(string)) {
2146 string = buffer_release(having_buf);
2148 if (strlen(string)) {
2158 string = buffer_release(order_buf);
2160 if (strlen(string)) {
2171 string = jsonObjectToSimpleString(limit);
2172 buffer_fadd( sql_buf, " LIMIT %d", atoi(string) );
2177 string = jsonObjectToSimpleString(offset);
2178 buffer_fadd( sql_buf, " OFFSET %d", atoi(string) );
2182 buffer_add(sql_buf, ";");
2185 if (defaultselhash) jsonObjectFree(defaultselhash);
2187 return buffer_release(sql_buf);
2191 static char* buildSELECT ( jsonObject* search_hash, jsonObject* order_hash, osrfHash* meta, osrfMethodContext* ctx ) {
2193 const char* locale = osrf_message_get_last_locale();
2195 osrfHash* fields = osrfHashGet(meta, "fields");
2196 char* core_class = osrfHashGet(meta, "classname");
2198 const jsonObject* join_hash = jsonObjectGetKeyConst( order_hash, "join" );
2200 jsonObjectNode* node = NULL;
2201 jsonObjectNode* snode = NULL;
2202 jsonObjectNode* onode = NULL;
2203 const jsonObject* _tmp = NULL;
2204 jsonObject* selhash = NULL;
2205 jsonObject* defaultselhash = NULL;
2207 growing_buffer* sql_buf = buffer_init(128);
2208 growing_buffer* select_buf = buffer_init(128);
2210 if ( !(selhash = jsonObjectGetKey( order_hash, "select" )) ) {
2211 defaultselhash = jsonParseString( "{}" );
2212 selhash = defaultselhash;
2215 if ( !jsonObjectGetKeyConst(selhash,core_class) ) {
2216 jsonObjectSetKey( selhash, core_class, jsonParseString( "[]" ) );
2217 jsonObject* flist = jsonObjectGetKey( selhash, core_class );
2222 osrfStringArray* keys = osrfHashKeys( fields );
2223 while ( (field = osrfStringArrayGetString(keys, i++)) ) {
2224 if ( strcasecmp( "true", osrfHashGet( osrfHashGet( fields, field ), "virtual" ) ) )
2225 jsonObjectPush( flist, jsonNewObject( field ) );
2227 osrfStringArrayFree(keys);
2231 jsonObjectIterator* class_itr = jsonNewObjectIterator( selhash );
2232 while ( (snode = jsonObjectIteratorNext( class_itr )) ) {
2234 osrfHash* idlClass = osrfHashGet( oilsIDL(), snode->key );
2235 if (!idlClass) continue;
2236 char* cname = osrfHashGet(idlClass, "classname");
2238 if (strcmp(core_class,snode->key)) {
2239 if (!join_hash) continue;
2241 jsonObject* found = jsonObjectFindPath(join_hash, "//%s", snode->key);
2243 jsonObjectFree(found);
2247 jsonObjectFree(found);
2250 jsonObjectIterator* select_itr = jsonNewObjectIterator( snode->item );
2251 while ( (node = jsonObjectIteratorNext( select_itr )) ) {
2252 char* item_str = jsonObjectToSimpleString(node->item);
2253 osrfHash* field = osrfHashGet( osrfHashGet( idlClass, "fields" ), item_str );
2255 char* fname = osrfHashGet(field, "name");
2257 if (!field) continue;
2262 buffer_add(select_buf, ",");
2266 char* i18n = osrfHashGet(field, "i18n");
2267 if (jsonBoolIsTrue(jsonObjectGetKey( order_hash, "no_i18n" )))
2270 if ( i18n && !strncasecmp("true", i18n, 4)) {
2271 char* pkey = osrfHashGet(idlClass, "primarykey");
2272 char* tname = osrfHashGet(idlClass, "tablename");
2274 buffer_fadd(select_buf, " oils_i18n_xlate('%s', '%s', '%s', \"%s\".%s::TEXT, '%s') AS \"%s\"", tname, fname, pkey, cname, pkey, locale, fname);
2276 buffer_fadd(select_buf, " \"%s\".%s", cname, fname);
2279 buffer_fadd(select_buf, " \"%s\".%s", cname, fname);
2283 jsonObjectIteratorFree(select_itr);
2286 jsonObjectIteratorFree(class_itr);
2288 char* col_list = buffer_release(select_buf);
2289 char* table = getSourceDefinition(meta);
2291 buffer_fadd(sql_buf, "SELECT %s FROM %s AS \"%s\"", col_list, table, core_class );
2296 char* join_clause = searchJOIN( join_hash, meta );
2297 buffer_fadd(sql_buf, " %s", join_clause);
2301 char* tmpsql = buffer_data(sql_buf);
2302 osrfLogDebug(OSRF_LOG_MARK, "%s pre-predicate SQL = %s", MODULENAME, tmpsql);
2305 buffer_add(sql_buf, " WHERE ");
2307 char* pred = searchWHERE( search_hash, meta, AND_OP_JOIN );
2309 osrfAppSessionStatus(
2311 OSRF_STATUS_INTERNALSERVERERROR,
2312 "osrfMethodException",
2314 "Severe query error -- see error log for more details"
2316 buffer_free(sql_buf);
2319 buffer_add(sql_buf, pred);
2324 char* string = NULL;
2325 if ( (_tmp = jsonObjectGetKeyConst( order_hash, "order_by" )) ){
2327 growing_buffer* order_buf = buffer_init(128);
2330 jsonObjectIterator* class_itr = jsonNewObjectIterator( _tmp );
2331 while ( (snode = jsonObjectIteratorNext( class_itr )) ) {
2333 if (!jsonObjectGetKeyConst(selhash,snode->key))
2336 if ( snode->item->type == JSON_HASH ) {
2338 jsonObjectIterator* order_itr = jsonNewObjectIterator( snode->item );
2339 while ( (onode = jsonObjectIteratorNext( order_itr )) ) {
2341 if (!oilsIDLFindPath( "/%s/fields/%s", snode->key, onode->key ))
2344 char* direction = NULL;
2345 if ( onode->item->type == JSON_HASH ) {
2346 if ( jsonObjectGetKeyConst( onode->item, "transform" ) ) {
2347 string = searchFieldTransform(
2349 oilsIDLFindPath( "/%s/fields/%s", snode->key, onode->key ),
2353 growing_buffer* field_buf = buffer_init(16);
2354 buffer_fadd(field_buf, "\"%s\".%s", snode->key, onode->key);
2355 string = buffer_release(field_buf);
2358 if ( (_tmp = jsonObjectGetKeyConst( onode->item, "direction" )) ) {
2359 direction = jsonObjectToSimpleString(_tmp);
2360 if (!strncasecmp(direction, "d", 1)) {
2362 direction = " DESC";
2370 string = strdup(onode->key);
2371 direction = jsonObjectToSimpleString(onode->item);
2372 if (!strncasecmp(direction, "d", 1)) {
2374 direction = " DESC";
2384 buffer_add(order_buf, ", ");
2387 buffer_add(order_buf, string);
2391 buffer_add(order_buf, direction);
2396 jsonObjectIteratorFree(order_itr);
2399 string = jsonObjectToSimpleString(snode->item);
2400 buffer_add(order_buf, string);
2407 jsonObjectIteratorFree(class_itr);
2409 string = buffer_release(order_buf);
2411 if (strlen(string)) {
2422 if ( (_tmp = jsonObjectGetKeyConst( order_hash, "limit" )) ){
2423 string = jsonObjectToSimpleString(_tmp);
2432 _tmp = jsonObjectGetKeyConst( order_hash, "offset" );
2434 string = jsonObjectToSimpleString(_tmp);
2444 if (defaultselhash) jsonObjectFree(defaultselhash);
2446 buffer_add(sql_buf, ";");
2447 return buffer_release(sql_buf);
2450 int doJSONSearch ( osrfMethodContext* ctx ) {
2451 OSRF_METHOD_VERIFY_CONTEXT(ctx);
2452 osrfLogDebug(OSRF_LOG_MARK, "Recieved query request");
2457 dbhandle = writehandle;
2459 jsonObject* hash = jsonObjectGetIndex(ctx->params, 0);
2463 if (jsonBoolIsTrue(jsonObjectGetKey( hash, "distinct" )))
2464 flags |= SELECT_DISTINCT;
2466 if ( ((int)jsonObjectGetNumber(jsonObjectGetKey( hash, "distinct" ))) == 1 ) // support 1/0 for perl's sake
2467 flags |= SELECT_DISTINCT;
2469 if (jsonBoolIsTrue(jsonObjectGetKey( hash, "no_i18n" )))
2470 flags |= DISABLE_I18N;
2472 if ( ((int)jsonObjectGetNumber(jsonObjectGetKey( hash, "no_i18n" ))) == 1 ) // support 1/0 for perl's sake
2473 flags |= DISABLE_I18N;
2475 osrfLogDebug(OSRF_LOG_MARK, "Building SQL ...");
2478 jsonObjectGetKey( hash, "select" ),
2479 jsonObjectGetKey( hash, "from" ),
2480 jsonObjectGetKey( hash, "where" ),
2481 jsonObjectGetKey( hash, "having" ),
2482 jsonObjectGetKey( hash, "order_by" ),
2483 jsonObjectGetKey( hash, "limit" ),
2484 jsonObjectGetKey( hash, "offset" ),
2493 osrfLogDebug(OSRF_LOG_MARK, "%s SQL = %s", MODULENAME, sql);
2494 dbi_result result = dbi_conn_query(dbhandle, sql);
2497 osrfLogDebug(OSRF_LOG_MARK, "Query returned with no errors");
2499 if (dbi_result_first_row(result)) {
2500 /* JSONify the result */
2501 osrfLogDebug(OSRF_LOG_MARK, "Query returned at least one row");
2504 jsonObject* return_val = oilsMakeJSONFromResult( result );
2505 osrfAppRespond( ctx, return_val );
2506 jsonObjectFree( return_val );
2507 } while (dbi_result_next_row(result));
2510 osrfLogDebug(OSRF_LOG_MARK, "%s returned no results for query %s", MODULENAME, sql);
2513 osrfAppRespondComplete( ctx, NULL );
2515 /* clean up the query */
2516 dbi_result_free(result);
2520 osrfLogError(OSRF_LOG_MARK, "%s: Error with query [%s]", MODULENAME, sql);
2521 osrfAppSessionStatus(
2523 OSRF_STATUS_INTERNALSERVERERROR,
2524 "osrfMethodException",
2526 "Severe query error -- see error log for more details"
2534 static jsonObject* doFieldmapperSearch ( osrfMethodContext* ctx, osrfHash* meta,
2535 const jsonObject* params, int* err ) {
2538 dbhandle = writehandle;
2540 osrfHash* links = osrfHashGet(meta, "links");
2541 osrfHash* fields = osrfHashGet(meta, "fields");
2542 char* core_class = osrfHashGet(meta, "classname");
2543 char* pkey = osrfHashGet(meta, "primarykey");
2545 const jsonObject* _tmp;
2547 jsonObject* search_hash = jsonObjectGetIndex(params, 0);
2548 jsonObject* order_hash = jsonObjectGetIndex(params, 1);
2550 char* sql = buildSELECT( search_hash, order_hash, meta, ctx );
2556 osrfLogDebug(OSRF_LOG_MARK, "%s SQL = %s", MODULENAME, sql);
2557 dbi_result result = dbi_conn_query(dbhandle, sql);
2559 jsonObject* res_list = jsonParseString("[]");
2561 osrfLogDebug(OSRF_LOG_MARK, "Query returned with no errors");
2562 osrfHash* dedup = osrfNewHash();
2564 if (dbi_result_first_row(result)) {
2565 /* JSONify the result */
2566 osrfLogDebug(OSRF_LOG_MARK, "Query returned at least one row");
2568 obj = oilsMakeFieldmapperFromResult( result, meta );
2569 int pkey_pos = atoi( osrfHashGet( osrfHashGet( fields, pkey ), "array_position" ) );
2570 char* pkey_val = jsonObjectToSimpleString( jsonObjectGetIndex( obj, pkey_pos ) );
2571 if ( osrfHashGet( dedup, pkey_val ) ) {
2572 jsonObjectFree(obj);
2575 osrfHashSet( dedup, pkey_val, pkey_val );
2576 jsonObjectPush(res_list, obj);
2578 } while (dbi_result_next_row(result));
2580 osrfLogDebug(OSRF_LOG_MARK, "%s returned no results for query %s", MODULENAME, sql);
2583 osrfHashFree(dedup);
2585 /* clean up the query */
2586 dbi_result_free(result);
2589 osrfLogError(OSRF_LOG_MARK, "%s: Error retrieving %s with query [%s]", MODULENAME, osrfHashGet(meta, "fieldmapper"), sql);
2590 osrfAppSessionStatus(
2592 OSRF_STATUS_INTERNALSERVERERROR,
2593 "osrfMethodException",
2595 "Severe query error -- see error log for more details"
2599 jsonObjectFree(res_list);
2606 if (res_list->size && order_hash) {
2607 _tmp = jsonObjectGetKeyConst( order_hash, "flesh" );
2609 int x = (int)jsonObjectGetNumber(_tmp);
2610 if (x == -1 || x > max_flesh_depth) x = max_flesh_depth;
2612 const jsonObject* temp_blob;
2613 if ((temp_blob = jsonObjectGetKeyConst( order_hash, "flesh_fields" )) && x > 0) {
2615 jsonObject* flesh_blob = jsonObjectClone( temp_blob );
2616 const jsonObject* flesh_fields = jsonObjectGetKeyConst( flesh_blob, core_class );
2618 osrfStringArray* link_fields = NULL;
2621 if (flesh_fields->size == 1) {
2622 char* _t = jsonObjectToSimpleString( jsonObjectGetIndex( flesh_fields, 0 ) );
2623 if (!strcmp(_t,"*")) link_fields = osrfHashKeys( links );
2629 link_fields = osrfNewStringArray(1);
2630 jsonObjectIterator* _i = jsonNewObjectIterator( flesh_fields );
2631 while ((_f = jsonObjectIteratorNext( _i ))) {
2632 osrfStringArrayAdd( link_fields, jsonObjectToSimpleString( _f->item ) );
2634 jsonObjectIteratorFree(_i);
2638 jsonObjectNode* cur;
2639 jsonObjectIterator* itr = jsonNewObjectIterator( res_list );
2640 while ((cur = jsonObjectIteratorNext( itr ))) {
2645 while ( (link_field = osrfStringArrayGetString(link_fields, i++)) ) {
2647 osrfLogDebug(OSRF_LOG_MARK, "Starting to flesh %s", link_field);
2649 osrfHash* kid_link = osrfHashGet(links, link_field);
2650 if (!kid_link) continue;
2652 osrfHash* field = osrfHashGet(fields, link_field);
2653 if (!field) continue;
2655 osrfHash* value_field = field;
2657 osrfHash* kid_idl = osrfHashGet(oilsIDL(), osrfHashGet(kid_link, "class"));
2658 if (!kid_idl) continue;
2660 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "has_many" ))) { // has_many
2661 value_field = osrfHashGet( fields, osrfHashGet(meta, "primarykey") );
2664 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "might_have" ))) { // might_have
2665 value_field = osrfHashGet( fields, osrfHashGet(meta, "primarykey") );
2668 osrfStringArray* link_map = osrfHashGet( kid_link, "map" );
2670 if (link_map->size > 0) {
2671 jsonObject* _kid_key = jsonParseString("[]");
2674 jsonNewObject( osrfStringArrayGetString( link_map, 0 ) )
2679 osrfHashGet(kid_link, "class"),
2686 "Link field: %s, remote class: %s, fkey: %s, reltype: %s",
2687 osrfHashGet(kid_link, "field"),
2688 osrfHashGet(kid_link, "class"),
2689 osrfHashGet(kid_link, "key"),
2690 osrfHashGet(kid_link, "reltype")
2693 jsonObject* fake_params = jsonParseString("[]");
2694 jsonObjectPush(fake_params, jsonParseString("{}")); // search hash
2695 jsonObjectPush(fake_params, jsonParseString("{}")); // order/flesh hash
2697 osrfLogDebug(OSRF_LOG_MARK, "Creating dummy params object...");
2700 jsonObjectToSimpleString(
2703 atoi( osrfHashGet(value_field, "array_position") )
2708 osrfLogDebug(OSRF_LOG_MARK, "Nothing to search for!");
2713 jsonObjectGetIndex(fake_params, 0),
2714 osrfHashGet(kid_link, "key"),
2715 jsonNewObject( search_key )
2722 jsonObjectGetIndex(fake_params, 1),
2724 jsonNewNumberObject( (double)(x - 1 + link_map->size) )
2728 jsonObjectSetKey( jsonObjectGetIndex(fake_params, 1), "flesh_fields", jsonObjectClone(flesh_blob) );
2730 if (jsonObjectGetKeyConst(order_hash, "order_by")) {
2732 jsonObjectGetIndex(fake_params, 1),
2734 jsonObjectClone(jsonObjectGetKeyConst(order_hash, "order_by"))
2738 if (jsonObjectGetKeyConst(order_hash, "select")) {
2740 jsonObjectGetIndex(fake_params, 1),
2742 jsonObjectClone(jsonObjectGetKeyConst(order_hash, "select"))
2746 jsonObject* kids = doFieldmapperSearch(ctx, kid_idl, fake_params, err);
2749 jsonObjectFree( fake_params );
2750 osrfStringArrayFree(link_fields);
2751 jsonObjectIteratorFree(itr);
2752 jsonObjectFree(res_list);
2756 osrfLogDebug(OSRF_LOG_MARK, "Search for %s return %d linked objects", osrfHashGet(kid_link, "class"), kids->size);
2758 jsonObject* X = NULL;
2759 if ( link_map->size > 0 && kids->size > 0 ) {
2761 kids = jsonParseString("[]");
2763 jsonObjectNode* _k_node;
2764 jsonObjectIterator* _k = jsonNewObjectIterator( X );
2765 while ((_k_node = jsonObjectIteratorNext( _k ))) {
2771 (unsigned long)atoi(
2777 osrfHashGet(kid_link, "class")
2781 osrfStringArrayGetString( link_map, 0 )
2792 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "has_a" )) || !(strcmp( osrfHashGet(kid_link, "reltype"), "might_have" ))) {
2793 osrfLogDebug(OSRF_LOG_MARK, "Storing fleshed objects in %s", osrfHashGet(kid_link, "field"));
2796 (unsigned long)atoi( osrfHashGet( field, "array_position" ) ),
2797 jsonObjectClone( jsonObjectGetIndex(kids, 0) )
2801 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "has_many" ))) { // has_many
2802 osrfLogDebug(OSRF_LOG_MARK, "Storing fleshed objects in %s", osrfHashGet(kid_link, "field"));
2805 (unsigned long)atoi( osrfHashGet( field, "array_position" ) ),
2806 jsonObjectClone( kids )
2811 jsonObjectFree(kids);
2815 jsonObjectFree( kids );
2816 jsonObjectFree( fake_params );
2818 osrfLogDebug(OSRF_LOG_MARK, "Fleshing of %s complete", osrfHashGet(kid_link, "field"));
2819 osrfLogDebug(OSRF_LOG_MARK, "%s", jsonObjectToJSON(cur->item));
2823 jsonObjectFree( flesh_blob );
2824 osrfStringArrayFree(link_fields);
2825 jsonObjectIteratorFree(itr);
2834 static jsonObject* doUpdate(osrfMethodContext* ctx, int* err ) {
2836 osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
2837 jsonObject* target = jsonObjectGetIndex(ctx->params, 0);
2839 if (!verifyObjectClass(ctx, target)) {
2844 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
2845 osrfAppSessionStatus(
2847 OSRF_STATUS_BADREQUEST,
2848 "osrfMethodException",
2850 "No active transaction -- required for UPDATE"
2856 if (osrfHashGet( meta, "readonly" ) && strncasecmp("true", osrfHashGet( meta, "readonly" ), 4)) {
2857 osrfAppSessionStatus(
2859 OSRF_STATUS_BADREQUEST,
2860 "osrfMethodException",
2862 "Cannot UPDATE readonly class"
2868 dbhandle = writehandle;
2870 char* trans_id = osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" );
2872 // Set the last_xact_id
2873 osrfHash* last_xact_id;
2874 if ((last_xact_id = oilsIDLFindPath("/%s/fields/last_xact_id", target->classname))) {
2875 int index = atoi( osrfHashGet(last_xact_id, "array_position") );
2876 osrfLogDebug(OSRF_LOG_MARK, "Setting last_xact_id to %s on %s at position %d", trans_id, target->classname, index);
2877 jsonObjectSetIndex(target, index, jsonNewObject(trans_id));
2880 char* pkey = osrfHashGet(meta, "primarykey");
2881 osrfHash* fields = osrfHashGet(meta, "fields");
2884 jsonObjectToSimpleString(
2887 atoi( osrfHashGet( osrfHashGet( fields, pkey ), "array_position" ) )
2893 "%s updating %s object with %s = %s",
2895 osrfHashGet(meta, "fieldmapper"),
2900 growing_buffer* sql = buffer_init(128);
2901 buffer_fadd(sql,"UPDATE %s SET", osrfHashGet(meta, "tablename"));
2906 osrfStringArray* field_list = osrfHashKeys( fields );
2907 while ( (field_name = osrfStringArrayGetString(field_list, i++)) ) {
2909 osrfHash* field = osrfHashGet( fields, field_name );
2911 if(!( strcmp( field_name, pkey ) )) continue;
2912 if(!( strcmp( osrfHashGet(osrfHashGet(fields,field_name), "virtual"), "true" ) )) continue;
2914 jsonObject* field_object = jsonObjectGetIndex( target, atoi(osrfHashGet(field, "array_position")) );
2917 if (field_object && field_object->classname) {
2918 value = jsonObjectToSimpleString(
2924 oilsIDLFindPath("/%s/fields", field_object->classname),
2925 (char*)oilsIDLFindPath("/%s/primarykey", field_object->classname)
2934 value = jsonObjectToSimpleString( field_object );
2937 osrfLogDebug( OSRF_LOG_MARK, "Updating %s object with %s = %s", osrfHashGet(meta, "fieldmapper"), field_name, value);
2939 if (!field_object || field_object->type == JSON_NULL) {
2940 if ( !(!( strcmp( osrfHashGet(meta, "classname"), "au" ) ) && !( strcmp( field_name, "passwd" ) )) ) { // arg at the special case!
2941 if (first) first = 0;
2942 else buffer_add(sql, ",");
2943 buffer_fadd( sql, " %s = NULL", field_name );
2946 } else if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
2947 if (first) first = 0;
2948 else buffer_add(sql, ",");
2950 if ( !strncmp(osrfHashGet(field, "datatype"), "INT", (size_t)3) ) {
2951 buffer_fadd( sql, " %s = %ld", field_name, atol(value) );
2952 } else if ( !strcmp(osrfHashGet(field, "datatype"), "NUMERIC") ) {
2953 buffer_fadd( sql, " %s = %f", field_name, atof(value) );
2956 osrfLogDebug( OSRF_LOG_MARK, "%s is of type %s", field_name, osrfHashGet(field, "datatype"));
2959 if ( dbi_conn_quote_string(dbhandle, &value) ) {
2960 if (first) first = 0;
2961 else buffer_add(sql, ",");
2962 buffer_fadd( sql, " %s = %s", field_name, value );
2965 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting string [%s]", MODULENAME, value);
2966 osrfAppSessionStatus(
2968 OSRF_STATUS_INTERNALSERVERERROR,
2969 "osrfMethodException",
2971 "Error quoting string -- please see the error log for more details"
2985 jsonObject* obj = jsonParseString(id);
2987 if ( strcmp( osrfHashGet( osrfHashGet( osrfHashGet(meta, "fields"), pkey ), "primitive" ), "number" ) )
2988 dbi_conn_quote_string(dbhandle, &id);
2990 buffer_fadd( sql, " WHERE %s = %s;", pkey, id );
2992 char* query = buffer_release(sql);
2993 osrfLogDebug(OSRF_LOG_MARK, "%s: Update SQL [%s]", MODULENAME, query);
2995 dbi_result result = dbi_conn_query(dbhandle, query);
2999 jsonObjectFree(obj);
3000 obj = jsonNewObject(NULL);
3003 "%s ERROR updating %s object with %s = %s",
3005 osrfHashGet(meta, "fieldmapper"),
3016 static jsonObject* doDelete(osrfMethodContext* ctx, int* err ) {
3018 osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
3020 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
3021 osrfAppSessionStatus(
3023 OSRF_STATUS_BADREQUEST,
3024 "osrfMethodException",
3026 "No active transaction -- required for DELETE"
3032 if (osrfHashGet( meta, "readonly" ) && strncasecmp("true", osrfHashGet( meta, "readonly" ), 4)) {
3033 osrfAppSessionStatus(
3035 OSRF_STATUS_BADREQUEST,
3036 "osrfMethodException",
3038 "Cannot DELETE readonly class"
3044 dbhandle = writehandle;
3048 char* pkey = osrfHashGet(meta, "primarykey");
3051 if (jsonObjectGetIndex(ctx->params, 0)->classname) {
3052 if (!verifyObjectClass(ctx, jsonObjectGetIndex( ctx->params, 0 ))) {
3057 id = jsonObjectToSimpleString(
3059 jsonObjectGetIndex(ctx->params, 0),
3060 atoi( osrfHashGet( osrfHashGet( osrfHashGet(meta, "fields"), pkey ), "array_position") )
3064 id = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
3069 "%s deleting %s object with %s = %s",
3071 osrfHashGet(meta, "fieldmapper"),
3076 obj = jsonParseString(id);
3078 if ( strcmp( osrfHashGet( osrfHashGet( osrfHashGet(meta, "fields"), pkey ), "primitive" ), "number" ) )
3079 dbi_conn_quote_string(writehandle, &id);
3081 dbi_result result = dbi_conn_queryf(writehandle, "DELETE FROM %s WHERE %s = %s;", osrfHashGet(meta, "tablename"), pkey, id);
3084 jsonObjectFree(obj);
3085 obj = jsonNewObject(NULL);
3088 "%s ERROR deleting %s object with %s = %s",
3090 osrfHashGet(meta, "fieldmapper"),
3103 static jsonObject* oilsMakeFieldmapperFromResult( dbi_result result, osrfHash* meta) {
3104 if(!(result && meta)) return jsonNULL;
3106 jsonObject* object = jsonNewObject(NULL);
3107 jsonObjectSetClass(object, osrfHashGet(meta, "classname"));
3109 osrfHash* fields = osrfHashGet(meta, "fields");
3111 osrfLogInternal(OSRF_LOG_MARK, "Setting object class to %s ", object->classname);
3115 char dt_string[256];
3119 int columnIndex = 1;
3121 unsigned short type;
3122 const char* columnName;
3124 /* cycle through the column list */
3125 while( (columnName = dbi_result_get_field_name(result, columnIndex++)) ) {
3127 osrfLogInternal(OSRF_LOG_MARK, "Looking for column named [%s]...", (char*)columnName);
3129 fmIndex = -1; // reset the position
3131 /* determine the field type and storage attributes */
3132 type = dbi_result_get_field_type(result, columnName);
3133 attr = dbi_result_get_field_attribs(result, columnName);
3135 /* fetch the fieldmapper index */
3136 if( (_f = osrfHashGet(fields, (char*)columnName)) ) {
3137 char* virt = (char*)osrfHashGet(_f, "virtual");
3138 char* pos = (char*)osrfHashGet(_f, "array_position");
3140 if ( !virt || !pos || !(strcmp( virt, "true" )) ) continue;
3142 fmIndex = atoi( pos );
3143 osrfLogInternal(OSRF_LOG_MARK, "... Found column at position [%s]...", pos);
3148 if (dbi_result_field_is_null(result, columnName)) {
3149 jsonObjectSetIndex( object, fmIndex, jsonNewObject(NULL) );
3154 case DBI_TYPE_INTEGER :
3156 if( attr & DBI_INTEGER_SIZE8 )
3157 jsonObjectSetIndex( object, fmIndex,
3158 jsonNewNumberObject(dbi_result_get_longlong(result, columnName)));
3160 jsonObjectSetIndex( object, fmIndex,
3161 jsonNewNumberObject(dbi_result_get_long(result, columnName)));
3165 case DBI_TYPE_DECIMAL :
3166 jsonObjectSetIndex( object, fmIndex,
3167 jsonNewNumberObject(dbi_result_get_double(result, columnName)));
3170 case DBI_TYPE_STRING :
3176 jsonNewObject( dbi_result_get_string(result, columnName) )
3181 case DBI_TYPE_DATETIME :
3183 memset(dt_string, '\0', sizeof(dt_string));
3184 memset(&gmdt, '\0', sizeof(gmdt));
3185 memset(&_tmp_dt, '\0', sizeof(_tmp_dt));
3187 _tmp_dt = dbi_result_get_datetime(result, columnName);
3189 localtime_r( &_tmp_dt, &gmdt );
3191 if (!(attr & DBI_DATETIME_DATE)) {
3192 strftime(dt_string, 255, "%T", &gmdt);
3193 } else if (!(attr & DBI_DATETIME_TIME)) {
3194 strftime(dt_string, 255, "%F", &gmdt);
3196 strftime(dt_string, 255, "%FT%T%z", &gmdt);
3199 jsonObjectSetIndex( object, fmIndex, jsonNewObject(dt_string) );
3203 case DBI_TYPE_BINARY :
3204 osrfLogError( OSRF_LOG_MARK,
3205 "Can't do binary at column %s : index %d", columnName, columnIndex - 1);
3213 static jsonObject* oilsMakeJSONFromResult( dbi_result result ) {
3214 if(!result) return jsonNULL;
3216 jsonObject* object = jsonNewObject(NULL);
3219 char dt_string[256];
3223 int columnIndex = 1;
3225 unsigned short type;
3226 const char* columnName;
3228 /* cycle through the column list */
3229 while( (columnName = dbi_result_get_field_name(result, columnIndex++)) ) {
3231 osrfLogInternal(OSRF_LOG_MARK, "Looking for column named [%s]...", (char*)columnName);
3233 fmIndex = -1; // reset the position
3235 /* determine the field type and storage attributes */
3236 type = dbi_result_get_field_type(result, columnName);
3237 attr = dbi_result_get_field_attribs(result, columnName);
3239 if (dbi_result_field_is_null(result, columnName)) {
3240 jsonObjectSetKey( object, columnName, jsonNewObject(NULL) );
3245 case DBI_TYPE_INTEGER :
3247 if( attr & DBI_INTEGER_SIZE8 )
3248 jsonObjectSetKey( object, columnName, jsonNewNumberObject(dbi_result_get_longlong(result, columnName)) );
3250 jsonObjectSetKey( object, columnName, jsonNewNumberObject(dbi_result_get_long(result, columnName)) );
3253 case DBI_TYPE_DECIMAL :
3254 jsonObjectSetKey( object, columnName, jsonNewNumberObject(dbi_result_get_double(result, columnName)) );
3257 case DBI_TYPE_STRING :
3258 jsonObjectSetKey( object, columnName, jsonNewObject(dbi_result_get_string(result, columnName)) );
3261 case DBI_TYPE_DATETIME :
3263 memset(dt_string, '\0', sizeof(dt_string));
3264 memset(&gmdt, '\0', sizeof(gmdt));
3265 memset(&_tmp_dt, '\0', sizeof(_tmp_dt));
3267 _tmp_dt = dbi_result_get_datetime(result, columnName);
3269 localtime_r( &_tmp_dt, &gmdt );
3271 if (!(attr & DBI_DATETIME_DATE)) {
3272 strftime(dt_string, 255, "%T", &gmdt);
3273 } else if (!(attr & DBI_DATETIME_TIME)) {
3274 strftime(dt_string, 255, "%F", &gmdt);
3276 strftime(dt_string, 255, "%FT%T%z", &gmdt);
3279 jsonObjectSetKey( object, columnName, jsonNewObject(dt_string) );
3282 case DBI_TYPE_BINARY :
3283 osrfLogError( OSRF_LOG_MARK,
3284 "Can't do binary at column %s : index %d", columnName, columnIndex - 1);