1 #include "opensrf/osrf_application.h"
2 #include "opensrf/osrf_settings.h"
3 #include "opensrf/osrf_message.h"
4 #include "opensrf/utils.h"
5 #include "opensrf/osrf_json.h"
6 #include "opensrf/log.h"
7 #include "openils/oils_idl.h"
9 #include <objson/object.h>
17 # define MODULENAME "open-ils.reporter-store"
19 # define MODULENAME "open-ils.cstore"
22 #define DISABLE_I18N 2
23 #define SELECT_DISTINCT 1
27 int osrfAppChildInit();
28 int osrfAppInitialize();
29 void osrfAppChildExit();
31 static int verifyObjectClass ( osrfMethodContext*, const jsonObject* );
33 int beginTransaction ( osrfMethodContext* );
34 int commitTransaction ( osrfMethodContext* );
35 int rollbackTransaction ( osrfMethodContext* );
37 int setSavepoint ( osrfMethodContext* );
38 int releaseSavepoint ( osrfMethodContext* );
39 int rollbackSavepoint ( osrfMethodContext* );
41 int doJSONSearch ( osrfMethodContext* );
43 int dispatchCRUDMethod ( osrfMethodContext* );
44 static jsonObject* doCreate ( osrfMethodContext*, int* );
45 static jsonObject* doRetrieve ( osrfMethodContext*, int* );
46 static jsonObject* doUpdate ( osrfMethodContext*, int* );
47 static jsonObject* doDelete ( osrfMethodContext*, int* );
48 static jsonObject* doFieldmapperSearch ( osrfMethodContext*, osrfHash*,
49 const jsonObject*, int* );
50 static jsonObject* oilsMakeFieldmapperFromResult( dbi_result, osrfHash* );
51 static jsonObject* oilsMakeJSONFromResult( dbi_result );
53 static char* searchWriteSimplePredicate ( const char*, osrfHash*,
54 const char*, const char*, const char* );
55 static char* searchSimplePredicate ( const char*, const char*, osrfHash*, const jsonObject* );
56 static char* searchFunctionPredicate ( const char*, osrfHash*, const jsonObjectNode* );
57 static char* searchFieldTransform ( const char*, osrfHash*, const jsonObject*);
58 static char* searchFieldTransformPredicate ( const char*, osrfHash*, jsonObjectNode* );
59 static char* searchBETWEENPredicate ( const char*, osrfHash*, jsonObject* );
60 static char* searchINPredicate ( const char*, osrfHash*, const jsonObject*, const char* );
61 static char* searchPredicate ( const char*, osrfHash*, jsonObject* );
62 static char* searchJOIN ( const jsonObject*, osrfHash* );
63 static char* searchWHERE ( const jsonObject*, osrfHash*, int );
64 static char* buildSELECT ( jsonObject*, jsonObject*, osrfHash*, osrfMethodContext* );
66 static char* SELECT ( osrfMethodContext*, jsonObject*, jsonObject*, jsonObject*, jsonObject*, jsonObject*, jsonObject*, jsonObject*, int );
68 void userDataFree( void* );
69 static void sessionDataFree( char*, void* );
70 static char* getSourceDefinition( osrfHash* );
72 static dbi_conn writehandle; /* our MASTER db connection */
73 static dbi_conn dbhandle; /* our CURRENT db connection */
74 //static osrfHash * readHandles;
75 static jsonObject* jsonNULL = NULL; //
76 static int max_flesh_depth = 100;
78 /* called when this process is about to exit */
79 void osrfAppChildExit() {
80 osrfLogDebug(OSRF_LOG_MARK, "Child is exiting, disconnecting from database...");
83 if (writehandle == dbhandle) same = 1;
85 dbi_conn_query(writehandle, "ROLLBACK;");
86 dbi_conn_close(writehandle);
89 if (dbhandle && !same)
90 dbi_conn_close(dbhandle);
92 // XXX add cleanup of readHandles whenever that gets used
97 int osrfAppInitialize() {
98 growing_buffer* method_name;
100 osrfLogInfo(OSRF_LOG_MARK, "Initializing the CStore Server...");
101 osrfLogInfo(OSRF_LOG_MARK, "Finding XML file...");
103 if (!oilsIDLInit( osrf_settings_host_value("/IDL") )) return 1; /* return non-zero to indicate error */
105 // Generic search thingy
106 method_name = buffer_init(64);
107 buffer_fadd(method_name, "%s.json_query", MODULENAME);
108 char* method_str = buffer_data(method_name);
109 osrfAppRegisterMethod( MODULENAME, method_str, "doJSONSearch", "", 1, OSRF_METHOD_STREAMING );
112 // first we register all the transaction and savepoint methods
113 buffer_reset(method_name);
114 buffer_fadd(method_name, "%s.transaction.begin", MODULENAME);
115 method_str = buffer_data(method_name);
116 osrfAppRegisterMethod( MODULENAME, method_str, "beginTransaction", "", 0, 0 );
119 buffer_reset(method_name);
120 buffer_fadd(method_name, "%s.transaction.commit", MODULENAME);
121 method_str = buffer_data(method_name);
122 osrfAppRegisterMethod( MODULENAME, method_str, "commitTransaction", "", 0, 0 );
125 buffer_reset(method_name);
126 buffer_fadd(method_name, "%s.transaction.rollback", MODULENAME);
127 method_str = buffer_data(method_name);
128 osrfAppRegisterMethod( MODULENAME, method_str, "rollbackTransaction", "", 0, 0 );
131 buffer_reset(method_name);
132 buffer_fadd(method_name, "%s.savepoint.set", MODULENAME);
133 method_str = buffer_data(method_name);
134 osrfAppRegisterMethod( MODULENAME, method_str, "setSavepoint", "", 1, 0 );
137 buffer_reset(method_name);
138 buffer_fadd(method_name, "%s.savepoint.release", MODULENAME);
139 method_str = buffer_data(method_name);
140 osrfAppRegisterMethod( MODULENAME, method_str, "releaseSavepoint", "", 1, 0 );
143 buffer_reset(method_name);
144 buffer_fadd(method_name, "%s.savepoint.rollback", MODULENAME);
145 method_str = buffer_data(method_name);
146 osrfAppRegisterMethod( MODULENAME, method_str, "rollbackSavepoint", "", 1, 0 );
149 buffer_free(method_name);
151 osrfStringArray* global_methods = osrfNewStringArray(6);
153 osrfStringArrayAdd( global_methods, "create" );
154 osrfStringArrayAdd( global_methods, "retrieve" );
155 osrfStringArrayAdd( global_methods, "update" );
156 osrfStringArrayAdd( global_methods, "delete" );
157 osrfStringArrayAdd( global_methods, "search" );
158 osrfStringArrayAdd( global_methods, "id_list" );
162 osrfStringArray* classes = osrfHashKeys( oilsIDL() );
163 osrfLogDebug(OSRF_LOG_MARK, "%d classes loaded", classes->size );
164 osrfLogDebug(OSRF_LOG_MARK, "At least %d methods will be generated", classes->size * global_methods->size);
166 while ( (classname = osrfStringArrayGetString(classes, c_index++)) ) {
167 osrfLogInfo(OSRF_LOG_MARK, "Generating class methods for %s", classname);
169 osrfHash* idlClass = osrfHashGet(oilsIDL(), classname);
171 if (!osrfStringArrayContains( osrfHashGet(idlClass, "controller"), MODULENAME )) {
172 osrfLogInfo(OSRF_LOG_MARK, "%s is not listed as a controller for %s, moving on", MODULENAME, classname);
176 char* virt = osrfHashGet(idlClass, "virtual");
177 if (virt && !strcmp( virt, "true")) {
178 osrfLogDebug(OSRF_LOG_MARK, "Class %s is virtual, skipping", classname );
187 osrfHash* method_meta;
188 while ( (method_type = osrfStringArrayGetString(global_methods, i++)) ) {
189 osrfLogDebug(OSRF_LOG_MARK, "Using files to build %s class methods for %s", method_type, classname);
191 if (!osrfHashGet(idlClass, "fieldmapper")) continue;
193 char* readonly = osrfHashGet(idlClass, "readonly");
195 !strncasecmp( "true", readonly, 4) &&
196 ( *method_type == 'c' || *method_type == 'u' || *method_type == 'd')
199 method_meta = osrfNewHash();
200 osrfHashSet(method_meta, idlClass, "class");
202 _fm = strdup( (char*)osrfHashGet(idlClass, "fieldmapper") );
203 part = strtok_r(_fm, ":", &st_tmp);
205 growing_buffer* method_name = buffer_init(64);
206 buffer_fadd(method_name, "%s.direct.%s", MODULENAME, part);
208 while ((part = strtok_r(NULL, ":", &st_tmp))) {
209 buffer_fadd(method_name, ".%s", part);
211 buffer_fadd(method_name, ".%s", method_type);
214 char* method = buffer_release(method_name);
217 osrfHashSet( method_meta, method, "methodname" );
218 osrfHashSet( method_meta, strdup(method_type), "methodtype" );
221 if (!(strcmp( method_type, "search" )) || !(strcmp( method_type, "id_list" ))) {
222 flags = flags | OSRF_METHOD_STREAMING;
225 osrfAppRegisterExtendedMethod(
228 "dispatchCRUDMethod",
239 osrfStringArrayFree( global_methods );
243 static char* getSourceDefinition( osrfHash* class ) {
245 char* tabledef = osrfHashGet(class, "tablename");
248 growing_buffer* tablebuf = buffer_init(128);
249 tabledef = osrfHashGet(class, "source_definition");
252 buffer_fadd( tablebuf, "(%s)", tabledef );
253 tabledef = buffer_release(tablebuf);
255 tabledef = strdup(tabledef);
262 * Connects to the database
264 int osrfAppChildInit() {
266 osrfLogDebug(OSRF_LOG_MARK, "Attempting to initialize libdbi...");
267 dbi_initialize(NULL);
268 osrfLogDebug(OSRF_LOG_MARK, "... libdbi initialized.");
270 char* driver = osrf_settings_host_value("/apps/%s/app_settings/driver", MODULENAME);
271 char* user = osrf_settings_host_value("/apps/%s/app_settings/database/user", MODULENAME);
272 char* host = osrf_settings_host_value("/apps/%s/app_settings/database/host", MODULENAME);
273 char* port = osrf_settings_host_value("/apps/%s/app_settings/database/port", MODULENAME);
274 char* db = osrf_settings_host_value("/apps/%s/app_settings/database/db", MODULENAME);
275 char* pw = osrf_settings_host_value("/apps/%s/app_settings/database/pw", MODULENAME);
276 char* md = osrf_settings_host_value("/apps/%s/app_settings/max_query_recursion", MODULENAME);
278 osrfLogDebug(OSRF_LOG_MARK, "Attempting to load the database driver [%s]...", driver);
279 writehandle = dbi_conn_new(driver);
282 osrfLogError(OSRF_LOG_MARK, "Error loading database driver [%s]", driver);
285 osrfLogDebug(OSRF_LOG_MARK, "Database driver [%s] seems OK", driver);
287 osrfLogInfo(OSRF_LOG_MARK, "%s connecting to database. host=%s, "
288 "port=%s, user=%s, pw=%s, db=%s", MODULENAME, host, port, user, pw, db );
290 if(host) dbi_conn_set_option(writehandle, "host", host );
291 if(port) dbi_conn_set_option_numeric( writehandle, "port", atoi(port) );
292 if(user) dbi_conn_set_option(writehandle, "username", user);
293 if(pw) dbi_conn_set_option(writehandle, "password", pw );
294 if(db) dbi_conn_set_option(writehandle, "dbname", db );
296 if(md) max_flesh_depth = atoi(md);
297 if(max_flesh_depth < 0) max_flesh_depth = 1;
298 if(max_flesh_depth > 1000) max_flesh_depth = 1000;
307 if (dbi_conn_connect(writehandle) < 0) {
309 if (dbi_conn_connect(writehandle) < 0) {
310 dbi_conn_error(writehandle, &err);
311 osrfLogError( OSRF_LOG_MARK, "Error connecting to database: %s", err);
316 osrfLogInfo(OSRF_LOG_MARK, "%s successfully connected to the database", MODULENAME);
322 osrfStringArray* classes = osrfHashKeys( oilsIDL() );
324 while ( (classname = osrfStringArrayGetString(classes, i++)) ) {
325 osrfHash* class = osrfHashGet( oilsIDL(), classname );
326 osrfHash* fields = osrfHashGet( class, "fields" );
328 char* virt = osrfHashGet(class, "virtual");
329 if (virt && !strcmp( virt, "true")) {
330 osrfLogDebug(OSRF_LOG_MARK, "Class %s is virtual, skipping", classname );
334 char* tabledef = getSourceDefinition(class);
336 growing_buffer* sql_buf = buffer_init(32);
337 buffer_fadd( sql_buf, "SELECT * FROM %s AS x WHERE 1=0;", tabledef );
341 char* sql = buffer_release(sql_buf);
342 osrfLogDebug(OSRF_LOG_MARK, "%s Investigatory SQL = %s", MODULENAME, sql);
344 dbi_result result = dbi_conn_query(writehandle, sql);
350 const char* columnName;
352 while( (columnName = dbi_result_get_field_name(result, columnIndex++)) ) {
354 osrfLogInternal(OSRF_LOG_MARK, "Looking for column named [%s]...", (char*)columnName);
356 /* fetch the fieldmapper index */
357 if( (_f = osrfHashGet(fields, (char*)columnName)) ) {
359 osrfLogDebug(OSRF_LOG_MARK, "Found [%s] in IDL hash...", (char*)columnName);
361 /* determine the field type and storage attributes */
362 type = dbi_result_get_field_type(result, columnName);
363 attr = dbi_result_get_field_attribs(result, columnName);
367 case DBI_TYPE_INTEGER :
369 if ( !osrfHashGet(_f, "primitive") )
370 osrfHashSet(_f,"number", "primitive");
372 if( attr & DBI_INTEGER_SIZE8 )
373 osrfHashSet(_f,"INT8", "datatype");
375 osrfHashSet(_f,"INT", "datatype");
378 case DBI_TYPE_DECIMAL :
379 if ( !osrfHashGet(_f, "primitive") )
380 osrfHashSet(_f,"number", "primitive");
382 osrfHashSet(_f,"NUMERIC", "datatype");
385 case DBI_TYPE_STRING :
386 if ( !osrfHashGet(_f, "primitive") )
387 osrfHashSet(_f,"string", "primitive");
388 osrfHashSet(_f,"TEXT", "datatype");
391 case DBI_TYPE_DATETIME :
392 if ( !osrfHashGet(_f, "primitive") )
393 osrfHashSet(_f,"string", "primitive");
395 osrfHashSet(_f,"TIMESTAMP", "datatype");
398 case DBI_TYPE_BINARY :
399 if ( !osrfHashGet(_f, "primitive") )
400 osrfHashSet(_f,"string", "primitive");
402 osrfHashSet(_f,"BYTEA", "datatype");
407 "Setting [%s] to primitive [%s] and datatype [%s]...",
409 osrfHashGet(_f, "primitive"),
410 osrfHashGet(_f, "datatype")
414 dbi_result_free(result);
416 osrfLogDebug(OSRF_LOG_MARK, "No data found for class [%s]...", (char*)classname);
420 osrfStringArrayFree(classes);
425 void userDataFree( void* blob ) {
426 osrfHashFree( (osrfHash*)blob );
430 static void sessionDataFree( char* key, void* item ) {
431 if (!(strcmp(key,"xact_id"))) {
433 dbi_conn_query(writehandle, "ROLLBACK;");
440 int beginTransaction ( osrfMethodContext* ctx ) {
441 OSRF_METHOD_VERIFY_CONTEXT(ctx);
443 dbi_result result = dbi_conn_query(writehandle, "START TRANSACTION;");
445 osrfLogError(OSRF_LOG_MARK, "%s: Error starting transaction", MODULENAME );
446 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error starting transaction" );
449 jsonObject* ret = jsonNewObject(ctx->session->session_id);
450 osrfAppRespondComplete( ctx, ret );
453 if (!ctx->session->userData) {
454 ctx->session->userData = osrfNewHash();
455 osrfHashSetCallback((osrfHash*)ctx->session->userData, &sessionDataFree);
458 osrfHashSet( (osrfHash*)ctx->session->userData, strdup( ctx->session->session_id ), "xact_id" );
459 ctx->session->userDataFree = &userDataFree;
465 int setSavepoint ( osrfMethodContext* ctx ) {
466 OSRF_METHOD_VERIFY_CONTEXT(ctx);
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 char* spName = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
481 dbi_result result = dbi_conn_queryf(writehandle, "SAVEPOINT \"%s\";", spName);
485 "%s: Error creating savepoint %s in transaction %s",
488 osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )
490 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error creating savepoint" );
494 jsonObject* ret = jsonNewObject(spName);
495 osrfAppRespondComplete( ctx, ret );
502 int releaseSavepoint ( osrfMethodContext* ctx ) {
503 OSRF_METHOD_VERIFY_CONTEXT(ctx);
505 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
506 osrfAppSessionStatus(
508 OSRF_STATUS_INTERNALSERVERERROR,
509 "osrfMethodException",
511 "No active transaction -- required for savepoints"
516 char* spName = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
518 dbi_result result = dbi_conn_queryf(writehandle, "RELEASE SAVEPOINT \"%s\";", spName);
522 "%s: Error releasing savepoint %s in transaction %s",
525 osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )
527 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error releasing savepoint" );
531 jsonObject* ret = jsonNewObject(spName);
532 osrfAppRespondComplete( ctx, ret );
539 int rollbackSavepoint ( osrfMethodContext* ctx ) {
540 OSRF_METHOD_VERIFY_CONTEXT(ctx);
542 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
543 osrfAppSessionStatus(
545 OSRF_STATUS_INTERNALSERVERERROR,
546 "osrfMethodException",
548 "No active transaction -- required for savepoints"
553 char* spName = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
555 dbi_result result = dbi_conn_queryf(writehandle, "ROLLBACK TO SAVEPOINT \"%s\";", spName);
559 "%s: Error rolling back savepoint %s in transaction %s",
562 osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )
564 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error rolling back savepoint" );
568 jsonObject* ret = jsonNewObject(spName);
569 osrfAppRespondComplete( ctx, ret );
576 int commitTransaction ( osrfMethodContext* ctx ) {
577 OSRF_METHOD_VERIFY_CONTEXT(ctx);
579 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
580 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "No active transaction to commit" );
584 dbi_result result = dbi_conn_query(writehandle, "COMMIT;");
586 osrfLogError(OSRF_LOG_MARK, "%s: Error committing transaction", MODULENAME );
587 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error committing transaction" );
590 osrfHashRemove(ctx->session->userData, "xact_id");
591 jsonObject* ret = jsonNewObject(ctx->session->session_id);
592 osrfAppRespondComplete( ctx, ret );
598 int rollbackTransaction ( osrfMethodContext* ctx ) {
599 OSRF_METHOD_VERIFY_CONTEXT(ctx);
601 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
602 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "No active transaction to roll back" );
606 dbi_result result = dbi_conn_query(writehandle, "ROLLBACK;");
608 osrfLogError(OSRF_LOG_MARK, "%s: Error rolling back transaction", MODULENAME );
609 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error rolling back transaction" );
612 osrfHashRemove(ctx->session->userData, "xact_id");
613 jsonObject* ret = jsonNewObject(ctx->session->session_id);
614 osrfAppRespondComplete( ctx, ret );
620 int dispatchCRUDMethod ( osrfMethodContext* ctx ) {
621 OSRF_METHOD_VERIFY_CONTEXT(ctx);
623 osrfHash* meta = (osrfHash*) ctx->method->userData;
624 osrfHash* class_obj = osrfHashGet( meta, "class" );
628 const char* methodtype = osrfHashGet(meta, "methodtype");
629 jsonObject * obj = NULL;
631 if (!strcmp(methodtype, "create")) {
632 obj = doCreate(ctx, &err);
633 osrfAppRespondComplete( ctx, obj );
635 else if (!strcmp(methodtype, "retrieve")) {
636 obj = doRetrieve(ctx, &err);
637 osrfAppRespondComplete( ctx, obj );
639 else if (!strcmp(methodtype, "update")) {
640 obj = doUpdate(ctx, &err);
641 osrfAppRespondComplete( ctx, obj );
643 else if (!strcmp(methodtype, "delete")) {
644 obj = doDelete(ctx, &err);
645 osrfAppRespondComplete( ctx, obj );
647 else if (!strcmp(methodtype, "search")) {
649 obj = doFieldmapperSearch(ctx, class_obj, ctx->params, &err);
653 jsonObjectIterator* itr = jsonNewObjectIterator( obj );
654 while ((cur = jsonObjectIteratorNext( itr ))) {
655 osrfAppRespond( ctx, cur->item );
657 jsonObjectIteratorFree(itr);
658 osrfAppRespondComplete( ctx, NULL );
660 } else if (!strcmp(methodtype, "id_list")) {
662 jsonObject* _p = jsonObjectClone( ctx->params );
663 if (jsonObjectGetIndex( _p, 1 )) {
664 jsonObjectRemoveKey( jsonObjectGetIndex( _p, 1 ), "flesh" );
665 jsonObjectRemoveKey( jsonObjectGetIndex( _p, 1 ), "flesh_columns" );
667 jsonObjectSetIndex( _p, 1, jsonNewObjectType(JSON_HASH) );
670 growing_buffer* sel_list = buffer_init(64);
671 buffer_fadd(sel_list, "{ \"%s\":[\"%s\"] }", osrfHashGet( class_obj, "classname" ), osrfHashGet( class_obj, "primarykey" ));
672 char* _s = buffer_release(sel_list);
674 jsonObjectSetKey( jsonObjectGetIndex( _p, 1 ), "select", jsonParseString(_s) );
675 osrfLogDebug(OSRF_LOG_MARK, "%s: Select qualifer set to [%s]", MODULENAME, _s);
678 obj = doFieldmapperSearch(ctx, class_obj, _p, &err);
683 jsonObjectIterator* itr = jsonNewObjectIterator( obj );
684 while ((cur = jsonObjectIteratorNext( itr ))) {
692 osrfHashGet( class_obj, "fields" ),
693 osrfHashGet( class_obj, "primarykey")
701 jsonObjectIteratorFree(itr);
702 osrfAppRespondComplete( ctx, NULL );
705 osrfAppRespondComplete( ctx, obj );
713 static int verifyObjectClass ( osrfMethodContext* ctx, const jsonObject* param ) {
715 osrfHash* meta = (osrfHash*) ctx->method->userData;
716 osrfHash* class = osrfHashGet( meta, "class" );
718 if (!param->classname || (strcmp( osrfHashGet(class, "classname"), param->classname ))) {
720 growing_buffer* msg = buffer_init(128);
723 "%s: %s method for type %s was passed a %s",
725 osrfHashGet(meta, "methodtype"),
726 osrfHashGet(class, "classname"),
730 char* m = buffer_release(msg);
731 osrfAppSessionStatus( ctx->session, OSRF_STATUS_BADREQUEST, "osrfMethodException", ctx->request, m );
740 static jsonObject* doCreate(osrfMethodContext* ctx, int* err ) {
742 osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
743 jsonObject* target = jsonObjectGetIndex( ctx->params, 0 );
744 jsonObject* options = jsonObjectGetIndex( ctx->params, 1 );
746 if (!verifyObjectClass(ctx, target)) {
751 osrfLogDebug( OSRF_LOG_MARK, "Object seems to be of the correct type" );
753 if (!ctx->session || !ctx->session->userData || !osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
754 osrfLogError( OSRF_LOG_MARK, "No active transaction -- required for CREATE" );
756 osrfAppSessionStatus(
758 OSRF_STATUS_BADREQUEST,
759 "osrfMethodException",
761 "No active transaction -- required for CREATE"
767 if (osrfHashGet( meta, "readonly" ) && strncasecmp("true", osrfHashGet( meta, "readonly" ), 4)) {
768 osrfAppSessionStatus(
770 OSRF_STATUS_BADREQUEST,
771 "osrfMethodException",
773 "Cannot INSERT readonly class"
780 char* trans_id = osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" );
782 // Set the last_xact_id
783 osrfHash* last_xact_id;
784 if ((last_xact_id = oilsIDLFindPath("/%s/fields/last_xact_id", target->classname))) {
785 int index = atoi( osrfHashGet(last_xact_id, "array_position") );
786 osrfLogDebug(OSRF_LOG_MARK, "Setting last_xact_id to %s on %s at position %d", trans_id, target->classname, index);
787 jsonObjectSetIndex(target, index, jsonNewObject(trans_id));
790 osrfLogDebug( OSRF_LOG_MARK, "There is a transaction running..." );
792 dbhandle = writehandle;
794 osrfHash* fields = osrfHashGet(meta, "fields");
795 char* pkey = osrfHashGet(meta, "primarykey");
796 char* seq = osrfHashGet(meta, "sequence");
798 growing_buffer* table_buf = buffer_init(128);
799 growing_buffer* col_buf = buffer_init(128);
800 growing_buffer* val_buf = buffer_init(128);
802 buffer_fadd(table_buf,"INSERT INTO %s", osrfHashGet(meta, "tablename"));
803 buffer_add(col_buf,"(");
804 buffer_add(val_buf,"VALUES (");
810 osrfStringArray* field_list = osrfHashKeys( fields );
811 while ( (field_name = osrfStringArrayGetString(field_list, i++)) ) {
813 osrfHash* field = osrfHashGet( fields, field_name );
815 if(!( strcmp( osrfHashGet(osrfHashGet(fields,field_name), "virtual"), "true" ) )) continue;
817 jsonObject* field_object = jsonObjectGetIndex( target, atoi(osrfHashGet(field, "array_position")) );
820 if (field_object && field_object->classname) {
821 value = jsonObjectToSimpleString(
827 oilsIDLFindPath("/%s/fields", field_object->classname),
828 (char*)oilsIDLFindPath("/%s/primarykey", field_object->classname)
837 value = jsonObjectToSimpleString( field_object );
844 buffer_add(col_buf, ",");
845 buffer_add(val_buf, ",");
848 buffer_add(col_buf, field_name);
850 if (!field_object || field_object->type == JSON_NULL) {
851 buffer_add( val_buf, "DEFAULT" );
853 } else if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
854 if ( !strcmp(osrfHashGet(field, "datatype"), "INT8") ) {
855 buffer_fadd( val_buf, "%lld", atoll(value) );
857 } else if ( !strcmp(osrfHashGet(field, "datatype"), "INT") ) {
858 buffer_fadd( val_buf, "%d", atoi(value) );
860 } else if ( !strcmp(osrfHashGet(field, "datatype"), "NUMERIC") ) {
861 buffer_fadd( val_buf, "%f", atof(value) );
864 if ( dbi_conn_quote_string(writehandle, &value) ) {
865 buffer_fadd( val_buf, "%s", value );
868 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting string [%s]", MODULENAME, value);
869 osrfAppSessionStatus(
871 OSRF_STATUS_INTERNALSERVERERROR,
872 "osrfMethodException",
874 "Error quoting string -- please see the error log for more details"
877 buffer_free(table_buf);
878 buffer_free(col_buf);
879 buffer_free(val_buf);
890 buffer_add(col_buf,")");
891 buffer_add(val_buf,")");
893 char* table_str = buffer_release(table_buf);
894 char* col_str = buffer_release(col_buf);
895 char* val_str = buffer_release(val_buf);
896 growing_buffer* sql = buffer_init(128);
897 buffer_fadd( sql, "%s %s %s;", table_str, col_str, val_str );
902 char* query = buffer_release(sql);
904 osrfLogDebug(OSRF_LOG_MARK, "%s: Insert SQL [%s]", MODULENAME, query);
907 dbi_result result = dbi_conn_query(writehandle, query);
909 jsonObject* obj = NULL;
912 obj = jsonNewObject(NULL);
915 "%s ERROR inserting %s object using query [%s]",
917 osrfHashGet(meta, "fieldmapper"),
920 osrfAppSessionStatus(
922 OSRF_STATUS_INTERNALSERVERERROR,
923 "osrfMethodException",
925 "INSERT error -- please see the error log for more details"
930 int pos = atoi(osrfHashGet( osrfHashGet(fields, pkey), "array_position" ));
931 char* id = jsonObjectToSimpleString(jsonObjectGetIndex(target, pos));
933 unsigned long long new_id = dbi_conn_sequence_last(writehandle, seq);
934 growing_buffer* _id = buffer_init(10);
935 buffer_fadd(_id, "%lld", new_id);
936 id = buffer_release(_id);
939 // Find quietness specification, if present
940 char* quiet_str = NULL;
942 const jsonObject* quiet_obj = jsonObjectGetKeyConst( options, "quiet" );
944 quiet_str = jsonObjectToSimpleString( quiet_obj );
947 if( quiet_str && !strcmp( quiet_str, "true" )) { // if quietness is specified
948 obj = jsonNewObject(id);
952 jsonObject* fake_params = jsonNewObjectType(JSON_ARRAY);
953 jsonObjectPush(fake_params, jsonNewObjectType(JSON_HASH));
956 jsonObjectGetIndex(fake_params, 0),
957 osrfHashGet(meta, "primarykey"),
961 jsonObject* list = doFieldmapperSearch( ctx,meta, fake_params, err);
964 jsonObjectFree( fake_params );
967 obj = jsonObjectClone( jsonObjectGetIndex(list, 0) );
970 jsonObjectFree( list );
971 jsonObjectFree( fake_params );
974 if(quiet_str) free(quiet_str);
985 static jsonObject* doRetrieve(osrfMethodContext* ctx, int* err ) {
987 osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
991 char* id = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
992 jsonObject* order_hash = jsonObjectGetIndex(ctx->params, 1);
996 "%s retrieving %s object with id %s",
998 osrfHashGet(meta, "fieldmapper"),
1002 jsonObject* fake_params = jsonNewObjectType(JSON_ARRAY);
1003 jsonObjectPush(fake_params, jsonNewObjectType(JSON_HASH));
1006 jsonObjectGetIndex(fake_params, 0),
1007 osrfHashGet(meta, "primarykey"),
1013 if (order_hash) jsonObjectPush(fake_params, jsonObjectClone(order_hash) );
1015 jsonObject* list = doFieldmapperSearch( ctx,meta, fake_params, err);
1018 jsonObjectFree( fake_params );
1022 obj = jsonObjectClone( jsonObjectGetIndex(list, 0) );
1024 jsonObjectFree( list );
1025 jsonObjectFree( fake_params );
1030 static char* jsonNumberToDBString ( osrfHash* field, const jsonObject* value ) {
1031 growing_buffer* val_buf = buffer_init(32);
1033 if ( !strncmp(osrfHashGet(field, "datatype"), "INT", (size_t)3) ) {
1034 if (value->type == JSON_NUMBER) buffer_fadd( val_buf, "%ld", (long)jsonObjectGetNumber(value) );
1036 char* val_str = jsonObjectToSimpleString(value);
1037 buffer_fadd( val_buf, "%ld", atol(val_str) );
1041 } else if ( !strcmp(osrfHashGet(field, "datatype"), "NUMERIC") ) {
1042 if (value->type == JSON_NUMBER) buffer_fadd( val_buf, "%f", jsonObjectGetNumber(value) );
1044 char* val_str = jsonObjectToSimpleString(value);
1045 buffer_fadd( val_buf, "%f", atof(val_str) );
1050 return buffer_release(val_buf);
1053 static char* searchINPredicate (const char* class, osrfHash* field,
1054 const jsonObject* node, const char* op) {
1055 growing_buffer* sql_buf = buffer_init(32);
1061 osrfHashGet(field, "name")
1065 buffer_add(sql_buf, "IN (");
1066 } else if (!(strcasecmp(op,"not in"))) {
1067 buffer_add(sql_buf, "NOT IN (");
1069 buffer_add(sql_buf, "IN (");
1072 int in_item_index = 0;
1073 int in_item_first = 1;
1074 jsonObject* in_item;
1075 while ( (in_item = jsonObjectGetIndex(node, in_item_index++)) ) {
1080 buffer_add(sql_buf, ", ");
1082 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1083 char* val = jsonNumberToDBString( field, in_item );
1084 buffer_fadd( sql_buf, "%s", val );
1088 char* key_string = jsonObjectToSimpleString(in_item);
1089 if ( dbi_conn_quote_string(dbhandle, &key_string) ) {
1090 buffer_fadd( sql_buf, "%s", key_string );
1093 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, key_string);
1095 buffer_free(sql_buf);
1106 return buffer_release(sql_buf);
1109 static char* searchValueTransform( const jsonObject* array ) {
1110 growing_buffer* sql_buf = buffer_init(32);
1113 int func_item_index = 0;
1114 int func_item_first = 2;
1115 jsonObject* func_item;
1116 while ( (func_item = jsonObjectGetIndex(array, func_item_index++)) ) {
1118 val = jsonObjectToSimpleString(func_item);
1120 if (func_item_first == 2) {
1121 buffer_fadd(sql_buf, "%s( ", val);
1127 if (func_item_first)
1130 buffer_add(sql_buf, ", ");
1132 if ( dbi_conn_quote_string(dbhandle, &val) ) {
1133 buffer_fadd( sql_buf, "%s", val );
1136 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, val);
1138 buffer_free(sql_buf);
1148 return buffer_release(sql_buf);
1151 static char* searchFunctionPredicate (const char* class, osrfHash* field,
1152 const jsonObjectNode* node) {
1153 growing_buffer* sql_buf = buffer_init(32);
1155 char* val = searchValueTransform(node->item);
1161 osrfHashGet(field, "name"),
1168 return buffer_release(sql_buf);
1171 static char* searchFieldTransform (const char* class, osrfHash* field, const jsonObject* node) {
1172 growing_buffer* sql_buf = buffer_init(32);
1174 char* field_transform = jsonObjectToSimpleString( jsonObjectGetKeyConst( node, "transform" ) );
1175 char* transform_subcolumn = jsonObjectToSimpleString( jsonObjectGetKeyConst( node, "result_field" ) );
1177 if (field_transform) {
1178 buffer_fadd( sql_buf, "%s(\"%s\".%s", field_transform, class, osrfHashGet(field, "name"));
1179 const jsonObject* array = jsonObjectGetKeyConst( node, "params" );
1182 int func_item_index = 0;
1183 jsonObject* func_item;
1184 while ( (func_item = jsonObjectGetIndex(array, func_item_index++)) ) {
1186 char* val = jsonObjectToSimpleString(func_item);
1189 buffer_add( sql_buf, ",NULL" );
1190 } else if ( dbi_conn_quote_string(dbhandle, &val) ) {
1191 buffer_fadd( sql_buf, ",%s", val );
1193 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, val);
1194 free(field_transform);
1196 buffer_free(sql_buf);
1210 buffer_fadd( sql_buf, "\"%s\".%s", class, osrfHashGet(field, "name"));
1213 if (transform_subcolumn) {
1214 char * tmp = buffer_release(sql_buf);
1215 sql_buf = buffer_init(32);
1225 if (field_transform) free(field_transform);
1226 if (transform_subcolumn) free(transform_subcolumn);
1228 return buffer_release(sql_buf);
1231 static char* searchFieldTransformPredicate (const char* class, osrfHash* field, jsonObjectNode* node) {
1232 char* field_transform = searchFieldTransform( class, field, node->item );
1235 if (!jsonObjectGetKeyConst( node->item, "value" )) {
1236 value = searchWHERE( node->item, osrfHashGet( oilsIDL(), class ), AND_OP_JOIN );
1237 } else if (jsonObjectGetKeyConst( node->item, "value" )->type == JSON_ARRAY) {
1238 value = searchValueTransform(jsonObjectGetKeyConst( node->item, "value" ));
1239 } else if (jsonObjectGetKeyConst( node->item, "value" )->type == JSON_HASH) {
1240 value = searchWHERE( jsonObjectGetKeyConst( node->item, "value" ), osrfHashGet( oilsIDL(), class ), AND_OP_JOIN );
1241 } else if (jsonObjectGetKeyConst( node->item, "value" )->type != JSON_NULL) {
1242 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1243 value = jsonNumberToDBString( field, jsonObjectGetKeyConst( node->item, "value" ) );
1245 value = jsonObjectToSimpleString(jsonObjectGetKeyConst( node->item, "value" ));
1246 if ( !dbi_conn_quote_string(dbhandle, &value) ) {
1247 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, value);
1249 free(field_transform);
1255 growing_buffer* sql_buf = buffer_init(32);
1266 free(field_transform);
1268 return buffer_release(sql_buf);
1271 static char* searchSimplePredicate (const char* orig_op, const char* class,
1272 osrfHash* field, const jsonObject* node) {
1276 if (node->type != JSON_NULL) {
1277 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1278 val = jsonNumberToDBString( field, node );
1280 val = jsonObjectToSimpleString(node);
1284 char* pred = searchWriteSimplePredicate( class, field, osrfHashGet(field, "name"), orig_op, val );
1291 static char* searchWriteSimplePredicate ( const char* class, osrfHash* field,
1292 const char* left, const char* orig_op, const char* right ) {
1296 if (right == NULL) {
1297 val = strdup("NULL");
1299 if (strcmp( orig_op, "=" ))
1300 op = strdup("IS NOT");
1304 } else if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1305 val = strdup(right);
1306 op = strdup(orig_op);
1309 val = strdup(right);
1310 if ( !dbi_conn_quote_string(dbhandle, &val) ) {
1311 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, val);
1315 op = strdup(orig_op);
1318 growing_buffer* sql_buf = buffer_init(16);
1319 buffer_fadd( sql_buf, "\"%s\".%s %s %s", class, left, op, val );
1323 return buffer_release(sql_buf);
1326 static char* searchBETWEENPredicate (const char* class, osrfHash* field, jsonObject* node) {
1331 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1332 x_string = jsonNumberToDBString(field, jsonObjectGetIndex(node,0));
1333 y_string = jsonNumberToDBString(field, jsonObjectGetIndex(node,1));
1336 x_string = jsonObjectToSimpleString(jsonObjectGetIndex(node,0));
1337 y_string = jsonObjectToSimpleString(jsonObjectGetIndex(node,1));
1338 if ( !(dbi_conn_quote_string(dbhandle, &x_string) && dbi_conn_quote_string(dbhandle, &y_string)) ) {
1339 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key strings [%s] and [%s]", MODULENAME, x_string, y_string);
1346 growing_buffer* sql_buf = buffer_init(32);
1347 buffer_fadd( sql_buf, "%s BETWEEN %s AND %s", osrfHashGet(field, "name"), x_string, y_string );
1351 return buffer_release(sql_buf);
1354 static char* searchPredicate ( const char* class, osrfHash* field, jsonObject* node ) {
1357 if (node->type == JSON_ARRAY) { // equality IN search
1358 pred = searchINPredicate( class, field, node, NULL );
1359 } else if (node->type == JSON_HASH) { // non-equality search
1360 jsonObjectNode* pred_node;
1361 jsonObjectIterator* pred_itr = jsonNewObjectIterator( node );
1362 while ( (pred_node = jsonObjectIteratorNext( pred_itr )) ) {
1363 if ( !(strcasecmp( pred_node->key,"between" )) )
1364 pred = searchBETWEENPredicate( class, field, pred_node->item );
1365 else if ( !(strcasecmp( pred_node->key,"in" )) || !(strcasecmp( pred_node->key,"not in" )) )
1366 pred = searchINPredicate( class, field, pred_node->item, pred_node->key );
1367 else if ( pred_node->item->type == JSON_ARRAY )
1368 pred = searchFunctionPredicate( class, field, pred_node );
1369 else if ( pred_node->item->type == JSON_HASH )
1370 pred = searchFieldTransformPredicate( class, field, pred_node );
1372 pred = searchSimplePredicate( pred_node->key, class, field, pred_node->item );
1376 jsonObjectIteratorFree(pred_itr);
1377 } else if (node->type == JSON_NULL) { // IS NULL search
1378 growing_buffer* _p = buffer_init(64);
1381 "\"%s\".%s IS NULL",
1383 osrfHashGet(field, "name")
1385 pred = buffer_release(_p);
1386 } else { // equality search
1387 pred = searchSimplePredicate( "=", class, field, node );
1406 field : call_number,
1422 static char* searchJOIN ( const jsonObject* join_hash, osrfHash* leftmeta ) {
1424 const jsonObject* working_hash;
1425 jsonObject* freeable_hash = NULL;
1427 if (join_hash->type == JSON_STRING) {
1428 // create a wrapper around a copy of the original
1429 char* _tmp = jsonObjectToSimpleString( join_hash );
1430 freeable_hash = jsonNewObjectType(JSON_HASH);
1431 jsonObjectSetKey(freeable_hash, _tmp, NULL);
1433 working_hash = freeable_hash;
1436 working_hash = join_hash;
1438 growing_buffer* join_buf = buffer_init(128);
1439 char* leftclass = osrfHashGet(leftmeta, "classname");
1441 jsonObjectNode* snode = NULL;
1442 jsonObjectIterator* search_itr = jsonNewObjectIterator( working_hash );
1444 jsonObjectFree(freeable_hash);
1446 while ( (snode = jsonObjectIteratorNext( search_itr )) ) {
1447 osrfHash* idlClass = osrfHashGet( oilsIDL(), snode->key );
1449 char* class = osrfHashGet(idlClass, "classname");
1451 char* fkey = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode->item, "fkey" ) );
1452 char* field = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode->item, "field" ) );
1454 if (field && !fkey) {
1455 fkey = (char*)oilsIDLFindPath("/%s/links/%s/key", class, field);
1459 "%s: JOIN failed. No link defined from %s.%s to %s",
1465 buffer_free(join_buf);
1467 jsonObjectIteratorFree(search_itr);
1470 fkey = strdup( fkey );
1472 } else if (!field && fkey) {
1473 field = (char*)oilsIDLFindPath("/%s/links/%s/key", leftclass, fkey );
1477 "%s: JOIN failed. No link defined from %s.%s to %s",
1483 buffer_free(join_buf);
1485 jsonObjectIteratorFree(search_itr);
1488 field = strdup( field );
1490 } else if (!field && !fkey) {
1491 osrfHash* _links = oilsIDLFindPath("/%s/links", leftclass);
1494 osrfStringArray* keys = osrfHashKeys( _links );
1495 while ( (fkey = osrfStringArrayGetString(keys, i++)) ) {
1496 fkey = strdup(osrfStringArrayGetString(keys, i++));
1497 if ( !strcmp( (char*)oilsIDLFindPath("/%s/links/%s/class", leftclass, fkey), class) ) {
1498 field = strdup( (char*)oilsIDLFindPath("/%s/links/%s/key", leftclass, fkey) );
1504 osrfStringArrayFree(keys);
1506 if (!field && !fkey) {
1507 _links = oilsIDLFindPath("/%s/links", class);
1510 keys = osrfHashKeys( _links );
1511 while ( (field = osrfStringArrayGetString(keys, i++)) ) {
1512 field = strdup(osrfStringArrayGetString(keys, i++));
1513 if ( !strcmp( (char*)oilsIDLFindPath("/%s/links/%s/class", class, field), class) ) {
1514 fkey = strdup( (char*)oilsIDLFindPath("/%s/links/%s/key", class, field) );
1520 osrfStringArrayFree(keys);
1523 if (!field && !fkey) {
1526 "%s: JOIN failed. No link defined between %s and %s",
1531 buffer_free(join_buf);
1532 jsonObjectIteratorFree(search_itr);
1538 char* type = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode->item, "type" ) );
1540 if ( !strcasecmp(type,"left") ) {
1541 buffer_add(join_buf, " LEFT JOIN");
1542 } else if ( !strcasecmp(type,"right") ) {
1543 buffer_add(join_buf, " RIGHT JOIN");
1544 } else if ( !strcasecmp(type,"full") ) {
1545 buffer_add(join_buf, " FULL JOIN");
1547 buffer_add(join_buf, " INNER JOIN");
1550 buffer_add(join_buf, " INNER JOIN");
1554 char* table = getSourceDefinition(idlClass);
1555 buffer_fadd(join_buf, " %s AS \"%s\" ON ( \"%s\".%s = \"%s\".%s", table, class, class, field, leftclass, fkey);
1558 const jsonObject* filter = jsonObjectGetKeyConst( snode->item, "filter" );
1560 char* filter_op = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode->item, "filter_op" ) );
1562 if (!strcasecmp("or",filter_op)) {
1563 buffer_add( join_buf, " OR " );
1565 buffer_add( join_buf, " AND " );
1568 buffer_add( join_buf, " AND " );
1571 char* jpred = searchWHERE( filter, idlClass, AND_OP_JOIN );
1572 buffer_fadd( join_buf, " %s", jpred );
1577 buffer_add(join_buf, " ) ");
1579 const jsonObject* join_filter = jsonObjectGetKeyConst( snode->item, "join" );
1581 char* jpred = searchJOIN( join_filter, idlClass );
1582 buffer_fadd( join_buf, " %s", jpred );
1590 jsonObjectIteratorFree(search_itr);
1592 return buffer_release(join_buf);
1597 { +class : { -or|-and : { field : { op : value }, ... } ... }, ... }
1598 { +class : { -or|-and : [ { field : { op : value }, ... }, ...] ... }, ... }
1599 [ { +class : { -or|-and : [ { field : { op : value }, ... }, ...] ... }, ... }, ... ]
1602 static char* searchWHERE ( const jsonObject* search_hash, osrfHash* meta, int opjoin_type ) {
1604 growing_buffer* sql_buf = buffer_init(128);
1606 jsonObjectNode* node = NULL;
1609 if ( search_hash->type == JSON_ARRAY ) {
1610 jsonObjectIterator* search_itr = jsonNewObjectIterator( search_hash );
1611 while ( (node = jsonObjectIteratorNext( search_itr )) ) {
1615 if (opjoin_type == OR_OP_JOIN) buffer_add(sql_buf, " OR ");
1616 else buffer_add(sql_buf, " AND ");
1619 char* subpred = searchWHERE( node->item, meta, opjoin_type );
1620 buffer_fadd(sql_buf, "( %s )", subpred);
1623 jsonObjectIteratorFree(search_itr);
1625 } else if ( search_hash->type == JSON_HASH ) {
1626 jsonObjectIterator* search_itr = jsonNewObjectIterator( search_hash );
1627 while ( (node = jsonObjectIteratorNext( search_itr )) ) {
1632 if (opjoin_type == OR_OP_JOIN) buffer_add(sql_buf, " OR ");
1633 else buffer_add(sql_buf, " AND ");
1636 if ( !strncmp("+",node->key,1) ) {
1637 if ( node->item->type == JSON_STRING ) {
1638 char* subpred = jsonObjectToSimpleString( node->item );
1639 buffer_fadd(sql_buf, " \"%s\".%s ", node->key + 1, subpred);
1642 char* subpred = searchWHERE( node->item, osrfHashGet( oilsIDL(), node->key + 1 ), AND_OP_JOIN );
1643 buffer_fadd(sql_buf, "( %s )", subpred);
1646 } else if ( !strcasecmp("-or",node->key) ) {
1647 char* subpred = searchWHERE( node->item, meta, OR_OP_JOIN );
1648 buffer_fadd(sql_buf, "( %s )", subpred);
1650 } else if ( !strcasecmp("-and",node->key) ) {
1651 char* subpred = searchWHERE( node->item, meta, AND_OP_JOIN );
1652 buffer_fadd(sql_buf, "( %s )", subpred);
1656 char* class = osrfHashGet(meta, "classname");
1657 osrfHash* fields = osrfHashGet(meta, "fields");
1658 osrfHash* field = osrfHashGet( fields, node->key );
1662 char* table = getSourceDefinition(meta);
1665 "%s: Attempt to reference non-existant column %s on %s (%s)",
1671 buffer_free(sql_buf);
1673 jsonObjectIteratorFree(search_itr);
1677 char* subpred = searchPredicate( class, field, node->item );
1678 buffer_add( sql_buf, subpred );
1682 jsonObjectIteratorFree(search_itr);
1685 // ERROR ... only hash and array allowed at this level
1686 char* predicate_string = jsonObjectToJSON( search_hash );
1689 "%s: Invalid predicate structure: %s",
1693 buffer_free(sql_buf);
1694 free(predicate_string);
1699 return buffer_release(sql_buf);
1702 static char* SELECT (
1703 /* method context */ osrfMethodContext* ctx,
1705 /* SELECT */ jsonObject* selhash,
1706 /* FROM */ jsonObject* join_hash,
1707 /* WHERE */ jsonObject* search_hash,
1708 /* HAVING */ jsonObject* having_hash,
1709 /* ORDER BY */ jsonObject* order_hash,
1710 /* LIMIT */ jsonObject* limit,
1711 /* OFFSET */ jsonObject* offset,
1712 /* flags */ int flags
1714 const char* locale = osrf_message_get_last_locale();
1716 // in case we don't get a select list
1717 jsonObject* defaultselhash = NULL;
1719 // general tmp objects
1720 const jsonObject* tmp_const;
1721 jsonObject* _tmp = NULL;
1722 jsonObjectNode* selclass = NULL;
1723 jsonObjectNode* selfield = NULL;
1724 jsonObjectNode* snode = NULL;
1725 jsonObjectNode* onode = NULL;
1726 jsonObject* found = NULL;
1728 char* string = NULL;
1733 // the core search class
1734 char* core_class = NULL;
1736 // metadata about the core search class
1737 osrfHash* core_meta = NULL;
1738 osrfHash* core_fields = NULL;
1739 osrfHash* idlClass = NULL;
1741 // punt if there's no core class
1742 if (!join_hash || ( join_hash->type == JSON_HASH && !join_hash->size ))
1745 // get the core class -- the only key of the top level FROM clause, or a string
1746 if (join_hash->type == JSON_HASH) {
1747 jsonObjectIterator* tmp_itr = jsonNewObjectIterator( join_hash );
1748 snode = jsonObjectIteratorNext( tmp_itr );
1750 core_class = strdup( snode->key );
1751 join_hash = snode->item;
1753 jsonObjectIteratorFree( tmp_itr );
1756 } else if (join_hash->type == JSON_STRING) {
1757 core_class = jsonObjectToSimpleString( join_hash );
1761 // punt if we don't know about the core class
1762 if (!(core_meta = osrfHashGet( oilsIDL(), core_class ))) {
1767 // if the select list is empty, or the core class field list is '*',
1768 // build the default select list ...
1770 selhash = defaultselhash = jsonNewObjectType(JSON_HASH);
1771 jsonObjectSetKey( selhash, core_class, jsonNewObjectType(JSON_ARRAY) );
1772 } else if ( (tmp_const = jsonObjectGetKeyConst( selhash, core_class )) && tmp_const->type == JSON_STRING ) {
1773 char* _x = jsonObjectToSimpleString( tmp_const );
1774 if (!strncmp( "*", _x, 1 )) {
1775 jsonObjectRemoveKey( selhash, core_class );
1776 jsonObjectSetKey( selhash, core_class, jsonNewObjectType(JSON_ARRAY) );
1782 growing_buffer* sql_buf = buffer_init(128);
1784 // temp buffer for the SELECT list
1785 growing_buffer* select_buf = buffer_init(128);
1786 growing_buffer* order_buf = buffer_init(128);
1787 growing_buffer* group_buf = buffer_init(128);
1788 growing_buffer* having_buf = buffer_init(128);
1790 core_fields = osrfHashGet(core_meta, "fields");
1792 // ... and if we /are/ building the default list, do that
1793 if ( (_tmp = jsonObjectGetKey(selhash,core_class)) && !_tmp->size ) {
1798 osrfStringArray* keys = osrfHashKeys( core_fields );
1799 while ( (field = osrfStringArrayGetString(keys, i++)) ) {
1800 if ( strncasecmp( "true", osrfHashGet( osrfHashGet( core_fields, field ), "virtual" ), 4 ) )
1801 jsonObjectPush( _tmp, jsonNewObject( field ) );
1803 osrfStringArrayFree(keys);
1806 // Now we build the actual select list
1808 jsonObject* is_agg = jsonObjectFindPath(selhash, "//aggregate");
1811 jsonObjectIterator* selclass_itr = jsonNewObjectIterator( selhash );
1812 while ( (selclass = jsonObjectIteratorNext( selclass_itr )) ) {
1814 // round trip through the idl, just to be safe
1815 idlClass = osrfHashGet( oilsIDL(), selclass->key );
1816 if (!idlClass) continue;
1817 char* cname = osrfHashGet(idlClass, "classname");
1819 // make sure the target relation is in the join tree
1820 if (strcmp(core_class,cname)) {
1821 if (!join_hash) continue;
1823 if (join_hash->type == JSON_STRING) {
1824 string = jsonObjectToSimpleString(join_hash);
1825 found = strcmp(string,cname) ? NULL : jsonParseString("{\"1\":\"1\"}");
1828 found = jsonObjectFindPath(join_hash, "//%s", cname);
1832 jsonObjectFree(found);
1836 jsonObjectFree(found);
1839 // stitch together the column list ...
1840 jsonObjectIterator* select_itr = jsonNewObjectIterator( selclass->item );
1841 while ( (selfield = jsonObjectIteratorNext( select_itr )) ) {
1843 char* __column = NULL;
1844 char* __alias = NULL;
1846 // ... if it's a sstring, just toss it on the pile
1847 if (selfield->item->type == JSON_STRING) {
1849 // again, just to be safe
1850 char* _requested_col = jsonObjectToSimpleString(selfield->item);
1851 osrfHash* field = osrfHashGet( osrfHashGet( idlClass, "fields" ), _requested_col );
1852 free(_requested_col);
1854 if (!field) continue;
1855 __column = strdup(osrfHashGet(field, "name"));
1860 buffer_add(select_buf, ",");
1864 char* i18n = osrfHashGet(field, "i18n");
1865 if (flags & DISABLE_I18N)
1868 if ( i18n && !strncasecmp("true", i18n, 4)) {
1869 char* pkey = osrfHashGet(idlClass, "primarykey");
1870 char* tname = osrfHashGet(idlClass, "tablename");
1872 buffer_fadd(select_buf, " oils_i18n_xlate('%s', '%s', '%s', '%s', \"%s\".%s::TEXT, '%s') AS \"%s\"", tname, cname, __column, pkey, cname, pkey, locale, __column);
1874 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, __column, __column);
1877 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, __column, __column);
1880 // ... but it could be an object, in which case we check for a Field Transform
1883 __column = jsonObjectToSimpleString( jsonObjectGetKeyConst( selfield->item, "column" ) );
1885 // again, just to be safe
1886 osrfHash* field = osrfHashGet( osrfHashGet( idlClass, "fields" ), __column );
1887 if (!field) continue;
1888 const char* fname = osrfHashGet(field, "name");
1893 buffer_add(select_buf, ",");
1896 if ((tmp_const = jsonObjectGetKeyConst( selfield->item, "alias" ))) {
1897 __alias = jsonObjectToSimpleString( tmp_const );
1899 __alias = strdup(__column);
1902 if (jsonObjectGetKeyConst( selfield->item, "transform" )) {
1904 __column = searchFieldTransform(cname, field, selfield->item);
1905 buffer_fadd(select_buf, " %s AS \"%s\"", __column, __alias);
1908 char* i18n = osrfHashGet(field, "i18n");
1909 if (flags & DISABLE_I18N)
1912 if ( i18n && !strncasecmp("true", i18n, 4)) {
1913 char* pkey = osrfHashGet(idlClass, "primarykey");
1914 char* tname = osrfHashGet(idlClass, "tablename");
1916 buffer_fadd(select_buf, " oils_i18n_xlate('%s', '%s', '%s', '%s', \"%s\".%s::TEXT, '%s') AS \"%s\"", tname, cname, fname, pkey, cname, pkey, locale, __alias);
1918 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, fname, __alias);
1921 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, fname, __alias);
1926 if (is_agg->size || (flags & SELECT_DISTINCT)) {
1928 if (!jsonBoolIsTrue( jsonObjectGetKey( selfield->item, "aggregate" ) )) {
1932 buffer_add(group_buf, ",");
1935 buffer_fadd(group_buf, " %d", sel_pos);
1937 } else if (is_agg = jsonObjectGetKey( selfield->item, "having" )) {
1941 buffer_add(group_buf, ",");
1944 __column = searchFieldTransform(cname, field, selfield->item);
1945 buffer_fadd(group_buf, " %s", __column);
1946 __column = searchFieldTransform(cname, field, selfield->item);
1951 if (__column) free(__column);
1952 if (__alias) free(__alias);
1957 // jsonObjectIteratorFree(select_itr);
1960 // jsonObjectIteratorFree(selclass_itr);
1962 if (is_agg) jsonObjectFree(is_agg);
1964 char* col_list = buffer_release(select_buf);
1965 char* table = getSourceDefinition(core_meta);
1967 // Put it all together
1968 buffer_fadd(sql_buf, "SELECT %s FROM %s AS \"%s\" ", col_list, table, core_class );
1972 // Now, walk the join tree and add that clause
1974 char* join_clause = searchJOIN( join_hash, core_meta );
1975 buffer_add(sql_buf, join_clause);
1979 if ( search_hash ) {
1980 buffer_add(sql_buf, " WHERE ");
1982 // and it's on the the WHERE clause
1983 char* pred = searchWHERE( search_hash, core_meta, AND_OP_JOIN );
1986 osrfAppSessionStatus(
1988 OSRF_STATUS_INTERNALSERVERERROR,
1989 "osrfMethodException",
1991 "Severe query error in WHERE predicate -- see error log for more details"
1994 buffer_free(having_buf);
1995 buffer_free(group_buf);
1996 buffer_free(order_buf);
1997 buffer_free(sql_buf);
1998 if (defaultselhash) jsonObjectFree(defaultselhash);
2001 buffer_add(sql_buf, pred);
2006 if ( having_hash ) {
2007 buffer_add(sql_buf, " HAVING ");
2009 // and it's on the the WHERE clause
2010 char* pred = searchWHERE( having_hash, core_meta, AND_OP_JOIN );
2013 osrfAppSessionStatus(
2015 OSRF_STATUS_INTERNALSERVERERROR,
2016 "osrfMethodException",
2018 "Severe query error in HAVING predicate -- see error log for more details"
2021 buffer_free(having_buf);
2022 buffer_free(group_buf);
2023 buffer_free(order_buf);
2024 buffer_free(sql_buf);
2025 if (defaultselhash) jsonObjectFree(defaultselhash);
2028 buffer_add(sql_buf, pred);
2034 jsonObjectIterator* class_itr = jsonNewObjectIterator( order_hash );
2035 while ( (snode = jsonObjectIteratorNext( class_itr )) ) {
2037 if (!jsonObjectGetKeyConst(selhash,snode->key))
2040 if ( snode->item->type == JSON_HASH ) {
2042 jsonObjectIterator* order_itr = jsonNewObjectIterator( snode->item );
2043 while ( (onode = jsonObjectIteratorNext( order_itr )) ) {
2045 if (!oilsIDLFindPath( "/%s/fields/%s", snode->key, onode->key ))
2048 char* direction = NULL;
2049 if ( onode->item->type == JSON_HASH ) {
2050 if ( jsonObjectGetKeyConst( onode->item, "transform" ) ) {
2051 string = searchFieldTransform(
2053 oilsIDLFindPath( "/%s/fields/%s", snode->key, onode->key ),
2057 growing_buffer* field_buf = buffer_init(16);
2058 buffer_fadd(field_buf, "\"%s\".%s", snode->key, onode->key);
2059 string = buffer_release(field_buf);
2062 if ( (tmp_const = jsonObjectGetKeyConst( onode->item, "direction" )) ) {
2063 direction = jsonObjectToSimpleString(tmp_const);
2064 if (!strncasecmp(direction, "d", 1)) {
2066 direction = " DESC";
2074 string = strdup(onode->key);
2075 direction = jsonObjectToSimpleString(onode->item);
2076 if (!strncasecmp(direction, "d", 1)) {
2078 direction = " DESC";
2088 buffer_add(order_buf, ", ");
2091 buffer_add(order_buf, string);
2095 buffer_add(order_buf, direction);
2099 // jsonObjectIteratorFree(order_itr);
2101 } else if ( snode->item->type == JSON_ARRAY ) {
2103 jsonObjectIterator* order_itr = jsonNewObjectIterator( snode->item );
2104 while ( (onode = jsonObjectIteratorNext( order_itr )) ) {
2106 char* _f = jsonObjectToSimpleString( onode->item );
2108 if (!oilsIDLFindPath( "/%s/fields/%s", snode->key, _f))
2114 buffer_add(order_buf, ", ");
2117 buffer_add(order_buf, _f);
2121 // jsonObjectIteratorFree(order_itr);
2124 // IT'S THE OOOOOOOOOOOLD STYLE!
2126 osrfLogError(OSRF_LOG_MARK, "%s: Possible SQL injection attempt; direct order by is not allowed", MODULENAME);
2127 osrfAppSessionStatus(
2129 OSRF_STATUS_INTERNALSERVERERROR,
2130 "osrfMethodException",
2132 "Severe query error -- see error log for more details"
2136 buffer_free(having_buf);
2137 buffer_free(group_buf);
2138 buffer_free(order_buf);
2139 buffer_free(sql_buf);
2140 if (defaultselhash) jsonObjectFree(defaultselhash);
2141 jsonObjectIteratorFree(class_itr);
2147 // jsonObjectIteratorFree(class_itr);
2149 string = buffer_release(group_buf);
2151 if (strlen(string)) {
2161 string = buffer_release(having_buf);
2163 if (strlen(string)) {
2173 string = buffer_release(order_buf);
2175 if (strlen(string)) {
2186 string = jsonObjectToSimpleString(limit);
2187 buffer_fadd( sql_buf, " LIMIT %d", atoi(string) );
2192 string = jsonObjectToSimpleString(offset);
2193 buffer_fadd( sql_buf, " OFFSET %d", atoi(string) );
2197 buffer_add(sql_buf, ";");
2200 if (defaultselhash) jsonObjectFree(defaultselhash);
2202 return buffer_release(sql_buf);
2206 static char* buildSELECT ( jsonObject* search_hash, jsonObject* order_hash, osrfHash* meta, osrfMethodContext* ctx ) {
2208 const char* locale = osrf_message_get_last_locale();
2210 osrfHash* fields = osrfHashGet(meta, "fields");
2211 char* core_class = osrfHashGet(meta, "classname");
2213 const jsonObject* join_hash = jsonObjectGetKeyConst( order_hash, "join" );
2215 jsonObjectNode* node = NULL;
2216 jsonObjectNode* snode = NULL;
2217 jsonObjectNode* onode = NULL;
2218 const jsonObject* _tmp = NULL;
2219 jsonObject* selhash = NULL;
2220 jsonObject* defaultselhash = NULL;
2222 growing_buffer* sql_buf = buffer_init(128);
2223 growing_buffer* select_buf = buffer_init(128);
2225 if ( !(selhash = jsonObjectGetKey( order_hash, "select" )) ) {
2226 defaultselhash = jsonNewObjectType(JSON_HASH);
2227 selhash = defaultselhash;
2230 if ( !jsonObjectGetKeyConst(selhash,core_class) ) {
2231 jsonObjectSetKey( selhash, core_class, jsonNewObjectType(JSON_ARRAY) );
2232 jsonObject* flist = jsonObjectGetKey( selhash, core_class );
2237 osrfStringArray* keys = osrfHashKeys( fields );
2238 while ( (field = osrfStringArrayGetString(keys, i++)) ) {
2239 if ( strcasecmp( "true", osrfHashGet( osrfHashGet( fields, field ), "virtual" ) ) )
2240 jsonObjectPush( flist, jsonNewObject( field ) );
2242 osrfStringArrayFree(keys);
2246 jsonObjectIterator* class_itr = jsonNewObjectIterator( selhash );
2247 while ( (snode = jsonObjectIteratorNext( class_itr )) ) {
2249 osrfHash* idlClass = osrfHashGet( oilsIDL(), snode->key );
2250 if (!idlClass) continue;
2251 char* cname = osrfHashGet(idlClass, "classname");
2253 if (strcmp(core_class,snode->key)) {
2254 if (!join_hash) continue;
2256 jsonObject* found = jsonObjectFindPath(join_hash, "//%s", snode->key);
2258 jsonObjectFree(found);
2262 jsonObjectFree(found);
2265 jsonObjectIterator* select_itr = jsonNewObjectIterator( snode->item );
2266 while ( (node = jsonObjectIteratorNext( select_itr )) ) {
2267 char* item_str = jsonObjectToSimpleString(node->item);
2268 osrfHash* field = osrfHashGet( osrfHashGet( idlClass, "fields" ), item_str );
2270 char* fname = osrfHashGet(field, "name");
2272 if (!field) continue;
2277 buffer_add(select_buf, ",");
2281 char* i18n = osrfHashGet(field, "i18n");
2282 if (jsonBoolIsTrue(jsonObjectGetKey( order_hash, "no_i18n" )))
2285 if ( i18n && !strncasecmp("true", i18n, 4)) {
2286 char* pkey = osrfHashGet(idlClass, "primarykey");
2287 char* tname = osrfHashGet(idlClass, "tablename");
2289 buffer_fadd(select_buf, " oils_i18n_xlate('%s', '%s', '%s', '%s', \"%s\".%s::TEXT, '%s') AS \"%s\"", tname, cname, fname, pkey, cname, pkey, locale, fname);
2291 buffer_fadd(select_buf, " \"%s\".%s", cname, fname);
2294 buffer_fadd(select_buf, " \"%s\".%s", cname, fname);
2298 jsonObjectIteratorFree(select_itr);
2301 jsonObjectIteratorFree(class_itr);
2303 char* col_list = buffer_release(select_buf);
2304 char* table = getSourceDefinition(meta);
2306 buffer_fadd(sql_buf, "SELECT %s FROM %s AS \"%s\"", col_list, table, core_class );
2311 char* join_clause = searchJOIN( join_hash, meta );
2312 buffer_fadd(sql_buf, " %s", join_clause);
2316 char* tmpsql = buffer_data(sql_buf);
2317 osrfLogDebug(OSRF_LOG_MARK, "%s pre-predicate SQL = %s", MODULENAME, tmpsql);
2320 buffer_add(sql_buf, " WHERE ");
2322 char* pred = searchWHERE( search_hash, meta, AND_OP_JOIN );
2324 osrfAppSessionStatus(
2326 OSRF_STATUS_INTERNALSERVERERROR,
2327 "osrfMethodException",
2329 "Severe query error -- see error log for more details"
2331 buffer_free(sql_buf);
2332 if(defaultselhash) jsonObjectFree(defaultselhash);
2335 buffer_add(sql_buf, pred);
2340 char* string = NULL;
2341 if ( (_tmp = jsonObjectGetKeyConst( order_hash, "order_by" )) ){
2343 growing_buffer* order_buf = buffer_init(128);
2346 jsonObjectIterator* class_itr = jsonNewObjectIterator( _tmp );
2347 while ( (snode = jsonObjectIteratorNext( class_itr )) ) {
2349 if (!jsonObjectGetKeyConst(selhash,snode->key))
2352 if ( snode->item->type == JSON_HASH ) {
2354 jsonObjectIterator* order_itr = jsonNewObjectIterator( snode->item );
2355 while ( (onode = jsonObjectIteratorNext( order_itr )) ) {
2357 if (!oilsIDLFindPath( "/%s/fields/%s", snode->key, onode->key ))
2360 char* direction = NULL;
2361 if ( onode->item->type == JSON_HASH ) {
2362 if ( jsonObjectGetKeyConst( onode->item, "transform" ) ) {
2363 string = searchFieldTransform(
2365 oilsIDLFindPath( "/%s/fields/%s", snode->key, onode->key ),
2369 growing_buffer* field_buf = buffer_init(16);
2370 buffer_fadd(field_buf, "\"%s\".%s", snode->key, onode->key);
2371 string = buffer_release(field_buf);
2374 if ( (_tmp = jsonObjectGetKeyConst( onode->item, "direction" )) ) {
2375 direction = jsonObjectToSimpleString(_tmp);
2376 if (!strncasecmp(direction, "d", 1)) {
2378 direction = " DESC";
2386 string = strdup(onode->key);
2387 direction = jsonObjectToSimpleString(onode->item);
2388 if (!strncasecmp(direction, "d", 1)) {
2390 direction = " DESC";
2400 buffer_add(order_buf, ", ");
2403 buffer_add(order_buf, string);
2407 buffer_add(order_buf, direction);
2412 jsonObjectIteratorFree(order_itr);
2415 string = jsonObjectToSimpleString(snode->item);
2416 buffer_add(order_buf, string);
2423 jsonObjectIteratorFree(class_itr);
2425 string = buffer_release(order_buf);
2427 if (strlen(string)) {
2438 if ( (_tmp = jsonObjectGetKeyConst( order_hash, "limit" )) ){
2439 string = jsonObjectToSimpleString(_tmp);
2448 _tmp = jsonObjectGetKeyConst( order_hash, "offset" );
2450 string = jsonObjectToSimpleString(_tmp);
2460 if (defaultselhash) jsonObjectFree(defaultselhash);
2462 buffer_add(sql_buf, ";");
2463 return buffer_release(sql_buf);
2466 int doJSONSearch ( osrfMethodContext* ctx ) {
2467 OSRF_METHOD_VERIFY_CONTEXT(ctx);
2468 osrfLogDebug(OSRF_LOG_MARK, "Recieved query request");
2473 dbhandle = writehandle;
2475 jsonObject* hash = jsonObjectGetIndex(ctx->params, 0);
2479 if (jsonBoolIsTrue(jsonObjectGetKey( hash, "distinct" )))
2480 flags |= SELECT_DISTINCT;
2482 if ( ((int)jsonObjectGetNumber(jsonObjectGetKey( hash, "distinct" ))) == 1 ) // support 1/0 for perl's sake
2483 flags |= SELECT_DISTINCT;
2485 if (jsonBoolIsTrue(jsonObjectGetKey( hash, "no_i18n" )))
2486 flags |= DISABLE_I18N;
2488 if ( ((int)jsonObjectGetNumber(jsonObjectGetKey( hash, "no_i18n" ))) == 1 ) // support 1/0 for perl's sake
2489 flags |= DISABLE_I18N;
2491 osrfLogDebug(OSRF_LOG_MARK, "Building SQL ...");
2494 jsonObjectGetKey( hash, "select" ),
2495 jsonObjectGetKey( hash, "from" ),
2496 jsonObjectGetKey( hash, "where" ),
2497 jsonObjectGetKey( hash, "having" ),
2498 jsonObjectGetKey( hash, "order_by" ),
2499 jsonObjectGetKey( hash, "limit" ),
2500 jsonObjectGetKey( hash, "offset" ),
2509 osrfLogDebug(OSRF_LOG_MARK, "%s SQL = %s", MODULENAME, sql);
2510 dbi_result result = dbi_conn_query(dbhandle, sql);
2513 osrfLogDebug(OSRF_LOG_MARK, "Query returned with no errors");
2515 if (dbi_result_first_row(result)) {
2516 /* JSONify the result */
2517 osrfLogDebug(OSRF_LOG_MARK, "Query returned at least one row");
2520 jsonObject* return_val = oilsMakeJSONFromResult( result );
2521 osrfAppRespond( ctx, return_val );
2522 jsonObjectFree( return_val );
2523 } while (dbi_result_next_row(result));
2526 osrfLogDebug(OSRF_LOG_MARK, "%s returned no results for query %s", MODULENAME, sql);
2529 osrfAppRespondComplete( ctx, NULL );
2531 /* clean up the query */
2532 dbi_result_free(result);
2536 osrfLogError(OSRF_LOG_MARK, "%s: Error with query [%s]", MODULENAME, sql);
2537 osrfAppSessionStatus(
2539 OSRF_STATUS_INTERNALSERVERERROR,
2540 "osrfMethodException",
2542 "Severe query error -- see error log for more details"
2550 static jsonObject* doFieldmapperSearch ( osrfMethodContext* ctx, osrfHash* meta,
2551 const jsonObject* params, int* err ) {
2554 dbhandle = writehandle;
2556 osrfHash* links = osrfHashGet(meta, "links");
2557 osrfHash* fields = osrfHashGet(meta, "fields");
2558 char* core_class = osrfHashGet(meta, "classname");
2559 char* pkey = osrfHashGet(meta, "primarykey");
2561 const jsonObject* _tmp;
2563 jsonObject* search_hash = jsonObjectGetIndex(params, 0);
2564 jsonObject* order_hash = jsonObjectGetIndex(params, 1);
2566 char* sql = buildSELECT( search_hash, order_hash, meta, ctx );
2572 osrfLogDebug(OSRF_LOG_MARK, "%s SQL = %s", MODULENAME, sql);
2573 dbi_result result = dbi_conn_query(dbhandle, sql);
2575 jsonObject* res_list = jsonNewObjectType(JSON_ARRAY);
2577 osrfLogDebug(OSRF_LOG_MARK, "Query returned with no errors");
2578 osrfHash* dedup = osrfNewHash();
2580 if (dbi_result_first_row(result)) {
2581 /* JSONify the result */
2582 osrfLogDebug(OSRF_LOG_MARK, "Query returned at least one row");
2584 obj = oilsMakeFieldmapperFromResult( result, meta );
2585 int pkey_pos = atoi( osrfHashGet( osrfHashGet( fields, pkey ), "array_position" ) );
2586 char* pkey_val = jsonObjectToSimpleString( jsonObjectGetIndex( obj, pkey_pos ) );
2587 if ( osrfHashGet( dedup, pkey_val ) ) {
2588 jsonObjectFree(obj);
2591 osrfHashSet( dedup, pkey_val, pkey_val );
2592 jsonObjectPush(res_list, obj);
2594 } while (dbi_result_next_row(result));
2596 osrfLogDebug(OSRF_LOG_MARK, "%s returned no results for query %s", MODULENAME, sql);
2599 osrfHashFree(dedup);
2601 /* clean up the query */
2602 dbi_result_free(result);
2605 osrfLogError(OSRF_LOG_MARK, "%s: Error retrieving %s with query [%s]", MODULENAME, osrfHashGet(meta, "fieldmapper"), sql);
2606 osrfAppSessionStatus(
2608 OSRF_STATUS_INTERNALSERVERERROR,
2609 "osrfMethodException",
2611 "Severe query error -- see error log for more details"
2615 jsonObjectFree(res_list);
2622 if (res_list->size && order_hash) {
2623 _tmp = jsonObjectGetKeyConst( order_hash, "flesh" );
2625 int x = (int)jsonObjectGetNumber(_tmp);
2626 if (x == -1 || x > max_flesh_depth) x = max_flesh_depth;
2628 const jsonObject* temp_blob;
2629 if ((temp_blob = jsonObjectGetKeyConst( order_hash, "flesh_fields" )) && x > 0) {
2631 jsonObject* flesh_blob = jsonObjectClone( temp_blob );
2632 const jsonObject* flesh_fields = jsonObjectGetKeyConst( flesh_blob, core_class );
2634 osrfStringArray* link_fields = NULL;
2637 if (flesh_fields->size == 1) {
2638 char* _t = jsonObjectToSimpleString( jsonObjectGetIndex( flesh_fields, 0 ) );
2639 if (!strcmp(_t,"*")) link_fields = osrfHashKeys( links );
2645 link_fields = osrfNewStringArray(1);
2646 jsonObjectIterator* _i = jsonNewObjectIterator( flesh_fields );
2647 while ((_f = jsonObjectIteratorNext( _i ))) {
2648 osrfStringArrayAdd( link_fields, jsonObjectToSimpleString( _f->item ) );
2650 jsonObjectIteratorFree(_i);
2654 jsonObjectNode* cur;
2655 jsonObjectIterator* itr = jsonNewObjectIterator( res_list );
2656 while ((cur = jsonObjectIteratorNext( itr ))) {
2661 while ( (link_field = osrfStringArrayGetString(link_fields, i++)) ) {
2663 osrfLogDebug(OSRF_LOG_MARK, "Starting to flesh %s", link_field);
2665 osrfHash* kid_link = osrfHashGet(links, link_field);
2666 if (!kid_link) continue;
2668 osrfHash* field = osrfHashGet(fields, link_field);
2669 if (!field) continue;
2671 osrfHash* value_field = field;
2673 osrfHash* kid_idl = osrfHashGet(oilsIDL(), osrfHashGet(kid_link, "class"));
2674 if (!kid_idl) continue;
2676 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "has_many" ))) { // has_many
2677 value_field = osrfHashGet( fields, osrfHashGet(meta, "primarykey") );
2680 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "might_have" ))) { // might_have
2681 value_field = osrfHashGet( fields, osrfHashGet(meta, "primarykey") );
2684 osrfStringArray* link_map = osrfHashGet( kid_link, "map" );
2686 if (link_map->size > 0) {
2687 jsonObject* _kid_key = jsonNewObjectType(JSON_ARRAY);
2690 jsonNewObject( osrfStringArrayGetString( link_map, 0 ) )
2695 osrfHashGet(kid_link, "class"),
2702 "Link field: %s, remote class: %s, fkey: %s, reltype: %s",
2703 osrfHashGet(kid_link, "field"),
2704 osrfHashGet(kid_link, "class"),
2705 osrfHashGet(kid_link, "key"),
2706 osrfHashGet(kid_link, "reltype")
2709 jsonObject* fake_params = jsonNewObjectType(JSON_ARRAY);
2710 jsonObjectPush(fake_params, jsonNewObjectType(JSON_HASH)); // search hash
2711 jsonObjectPush(fake_params, jsonNewObjectType(JSON_HASH)); // order/flesh hash
2713 osrfLogDebug(OSRF_LOG_MARK, "Creating dummy params object...");
2716 jsonObjectToSimpleString(
2719 atoi( osrfHashGet(value_field, "array_position") )
2724 osrfLogDebug(OSRF_LOG_MARK, "Nothing to search for!");
2729 jsonObjectGetIndex(fake_params, 0),
2730 osrfHashGet(kid_link, "key"),
2731 jsonNewObject( search_key )
2738 jsonObjectGetIndex(fake_params, 1),
2740 jsonNewNumberObject( (double)(x - 1 + link_map->size) )
2744 jsonObjectSetKey( jsonObjectGetIndex(fake_params, 1), "flesh_fields", jsonObjectClone(flesh_blob) );
2746 if (jsonObjectGetKeyConst(order_hash, "order_by")) {
2748 jsonObjectGetIndex(fake_params, 1),
2750 jsonObjectClone(jsonObjectGetKeyConst(order_hash, "order_by"))
2754 if (jsonObjectGetKeyConst(order_hash, "select")) {
2756 jsonObjectGetIndex(fake_params, 1),
2758 jsonObjectClone(jsonObjectGetKeyConst(order_hash, "select"))
2762 jsonObject* kids = doFieldmapperSearch(ctx, kid_idl, fake_params, err);
2765 jsonObjectFree( fake_params );
2766 osrfStringArrayFree(link_fields);
2767 jsonObjectIteratorFree(itr);
2768 jsonObjectFree(res_list);
2769 jsonObjectFree(flesh_blob);
2773 osrfLogDebug(OSRF_LOG_MARK, "Search for %s return %d linked objects", osrfHashGet(kid_link, "class"), kids->size);
2775 jsonObject* X = NULL;
2776 if ( link_map->size > 0 && kids->size > 0 ) {
2778 kids = jsonNewObjectType(JSON_ARRAY);
2780 jsonObjectNode* _k_node;
2781 jsonObjectIterator* _k = jsonNewObjectIterator( X );
2782 while ((_k_node = jsonObjectIteratorNext( _k ))) {
2788 (unsigned long)atoi(
2794 osrfHashGet(kid_link, "class")
2798 osrfStringArrayGetString( link_map, 0 )
2807 jsonObjectIteratorFree(_k);
2810 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "has_a" )) || !(strcmp( osrfHashGet(kid_link, "reltype"), "might_have" ))) {
2811 osrfLogDebug(OSRF_LOG_MARK, "Storing fleshed objects in %s", osrfHashGet(kid_link, "field"));
2814 (unsigned long)atoi( osrfHashGet( field, "array_position" ) ),
2815 jsonObjectClone( jsonObjectGetIndex(kids, 0) )
2819 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "has_many" ))) { // has_many
2820 osrfLogDebug(OSRF_LOG_MARK, "Storing fleshed objects in %s", osrfHashGet(kid_link, "field"));
2823 (unsigned long)atoi( osrfHashGet( field, "array_position" ) ),
2824 jsonObjectClone( kids )
2829 jsonObjectFree(kids);
2833 jsonObjectFree( kids );
2834 jsonObjectFree( fake_params );
2836 osrfLogDebug(OSRF_LOG_MARK, "Fleshing of %s complete", osrfHashGet(kid_link, "field"));
2837 osrfLogDebug(OSRF_LOG_MARK, "%s", jsonObjectToJSON(cur->item));
2841 jsonObjectFree( flesh_blob );
2842 osrfStringArrayFree(link_fields);
2843 jsonObjectIteratorFree(itr);
2852 static jsonObject* doUpdate(osrfMethodContext* ctx, int* err ) {
2854 osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
2855 jsonObject* target = jsonObjectGetIndex(ctx->params, 0);
2857 if (!verifyObjectClass(ctx, target)) {
2862 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
2863 osrfAppSessionStatus(
2865 OSRF_STATUS_BADREQUEST,
2866 "osrfMethodException",
2868 "No active transaction -- required for UPDATE"
2874 if (osrfHashGet( meta, "readonly" ) && strncasecmp("true", osrfHashGet( meta, "readonly" ), 4)) {
2875 osrfAppSessionStatus(
2877 OSRF_STATUS_BADREQUEST,
2878 "osrfMethodException",
2880 "Cannot UPDATE readonly class"
2886 dbhandle = writehandle;
2888 char* trans_id = osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" );
2890 // Set the last_xact_id
2891 osrfHash* last_xact_id;
2892 if ((last_xact_id = oilsIDLFindPath("/%s/fields/last_xact_id", target->classname))) {
2893 int index = atoi( osrfHashGet(last_xact_id, "array_position") );
2894 osrfLogDebug(OSRF_LOG_MARK, "Setting last_xact_id to %s on %s at position %d", trans_id, target->classname, index);
2895 jsonObjectSetIndex(target, index, jsonNewObject(trans_id));
2898 char* pkey = osrfHashGet(meta, "primarykey");
2899 osrfHash* fields = osrfHashGet(meta, "fields");
2902 jsonObjectToSimpleString(
2905 atoi( osrfHashGet( osrfHashGet( fields, pkey ), "array_position" ) )
2911 "%s updating %s object with %s = %s",
2913 osrfHashGet(meta, "fieldmapper"),
2918 growing_buffer* sql = buffer_init(128);
2919 buffer_fadd(sql,"UPDATE %s SET", osrfHashGet(meta, "tablename"));
2924 osrfStringArray* field_list = osrfHashKeys( fields );
2925 while ( (field_name = osrfStringArrayGetString(field_list, i++)) ) {
2927 osrfHash* field = osrfHashGet( fields, field_name );
2929 if(!( strcmp( field_name, pkey ) )) continue;
2930 if(!( strcmp( osrfHashGet(osrfHashGet(fields,field_name), "virtual"), "true" ) )) continue;
2932 jsonObject* field_object = jsonObjectGetIndex( target, atoi(osrfHashGet(field, "array_position")) );
2935 if (field_object && field_object->classname) {
2936 value = jsonObjectToSimpleString(
2942 oilsIDLFindPath("/%s/fields", field_object->classname),
2943 (char*)oilsIDLFindPath("/%s/primarykey", field_object->classname)
2952 value = jsonObjectToSimpleString( field_object );
2955 osrfLogDebug( OSRF_LOG_MARK, "Updating %s object with %s = %s", osrfHashGet(meta, "fieldmapper"), field_name, value);
2957 if (!field_object || field_object->type == JSON_NULL) {
2958 if ( !(!( strcmp( osrfHashGet(meta, "classname"), "au" ) ) && !( strcmp( field_name, "passwd" ) )) ) { // arg at the special case!
2959 if (first) first = 0;
2960 else buffer_add(sql, ",");
2961 buffer_fadd( sql, " %s = NULL", field_name );
2964 } else if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
2965 if (first) first = 0;
2966 else buffer_add(sql, ",");
2968 if ( !strncmp(osrfHashGet(field, "datatype"), "INT", (size_t)3) ) {
2969 buffer_fadd( sql, " %s = %ld", field_name, atol(value) );
2970 } else if ( !strcmp(osrfHashGet(field, "datatype"), "NUMERIC") ) {
2971 buffer_fadd( sql, " %s = %f", field_name, atof(value) );
2974 osrfLogDebug( OSRF_LOG_MARK, "%s is of type %s", field_name, osrfHashGet(field, "datatype"));
2977 if ( dbi_conn_quote_string(dbhandle, &value) ) {
2978 if (first) first = 0;
2979 else buffer_add(sql, ",");
2980 buffer_fadd( sql, " %s = %s", field_name, value );
2983 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting string [%s]", MODULENAME, value);
2984 osrfAppSessionStatus(
2986 OSRF_STATUS_INTERNALSERVERERROR,
2987 "osrfMethodException",
2989 "Error quoting string -- please see the error log for more details"
3003 jsonObject* obj = jsonParseString(id);
3005 if ( strcmp( osrfHashGet( osrfHashGet( osrfHashGet(meta, "fields"), pkey ), "primitive" ), "number" ) )
3006 dbi_conn_quote_string(dbhandle, &id);
3008 buffer_fadd( sql, " WHERE %s = %s;", pkey, id );
3010 char* query = buffer_release(sql);
3011 osrfLogDebug(OSRF_LOG_MARK, "%s: Update SQL [%s]", MODULENAME, query);
3013 dbi_result result = dbi_conn_query(dbhandle, query);
3017 jsonObjectFree(obj);
3018 obj = jsonNewObject(NULL);
3021 "%s ERROR updating %s object with %s = %s",
3023 osrfHashGet(meta, "fieldmapper"),
3034 static jsonObject* doDelete(osrfMethodContext* ctx, int* err ) {
3036 osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
3038 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
3039 osrfAppSessionStatus(
3041 OSRF_STATUS_BADREQUEST,
3042 "osrfMethodException",
3044 "No active transaction -- required for DELETE"
3050 if (osrfHashGet( meta, "readonly" ) && strncasecmp("true", osrfHashGet( meta, "readonly" ), 4)) {
3051 osrfAppSessionStatus(
3053 OSRF_STATUS_BADREQUEST,
3054 "osrfMethodException",
3056 "Cannot DELETE readonly class"
3062 dbhandle = writehandle;
3066 char* pkey = osrfHashGet(meta, "primarykey");
3069 if (jsonObjectGetIndex(ctx->params, 0)->classname) {
3070 if (!verifyObjectClass(ctx, jsonObjectGetIndex( ctx->params, 0 ))) {
3075 id = jsonObjectToSimpleString(
3077 jsonObjectGetIndex(ctx->params, 0),
3078 atoi( osrfHashGet( osrfHashGet( osrfHashGet(meta, "fields"), pkey ), "array_position") )
3082 id = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
3087 "%s deleting %s object with %s = %s",
3089 osrfHashGet(meta, "fieldmapper"),
3094 obj = jsonParseString(id);
3096 if ( strcmp( osrfHashGet( osrfHashGet( osrfHashGet(meta, "fields"), pkey ), "primitive" ), "number" ) )
3097 dbi_conn_quote_string(writehandle, &id);
3099 dbi_result result = dbi_conn_queryf(writehandle, "DELETE FROM %s WHERE %s = %s;", osrfHashGet(meta, "tablename"), pkey, id);
3102 jsonObjectFree(obj);
3103 obj = jsonNewObject(NULL);
3106 "%s ERROR deleting %s object with %s = %s",
3108 osrfHashGet(meta, "fieldmapper"),
3121 static jsonObject* oilsMakeFieldmapperFromResult( dbi_result result, osrfHash* meta) {
3122 if(!(result && meta)) return jsonNULL;
3124 jsonObject* object = jsonNewObject(NULL);
3125 jsonObjectSetClass(object, osrfHashGet(meta, "classname"));
3127 osrfHash* fields = osrfHashGet(meta, "fields");
3129 osrfLogInternal(OSRF_LOG_MARK, "Setting object class to %s ", object->classname);
3133 char dt_string[256];
3137 int columnIndex = 1;
3139 unsigned short type;
3140 const char* columnName;
3142 /* cycle through the column list */
3143 while( (columnName = dbi_result_get_field_name(result, columnIndex++)) ) {
3145 osrfLogInternal(OSRF_LOG_MARK, "Looking for column named [%s]...", (char*)columnName);
3147 fmIndex = -1; // reset the position
3149 /* determine the field type and storage attributes */
3150 type = dbi_result_get_field_type(result, columnName);
3151 attr = dbi_result_get_field_attribs(result, columnName);
3153 /* fetch the fieldmapper index */
3154 if( (_f = osrfHashGet(fields, (char*)columnName)) ) {
3155 char* virt = (char*)osrfHashGet(_f, "virtual");
3156 char* pos = (char*)osrfHashGet(_f, "array_position");
3158 if ( !virt || !pos || !(strcmp( virt, "true" )) ) continue;
3160 fmIndex = atoi( pos );
3161 osrfLogInternal(OSRF_LOG_MARK, "... Found column at position [%s]...", pos);
3166 if (dbi_result_field_is_null(result, columnName)) {
3167 jsonObjectSetIndex( object, fmIndex, jsonNewObject(NULL) );
3172 case DBI_TYPE_INTEGER :
3174 if( attr & DBI_INTEGER_SIZE8 )
3175 jsonObjectSetIndex( object, fmIndex,
3176 jsonNewNumberObject(dbi_result_get_longlong(result, columnName)));
3178 jsonObjectSetIndex( object, fmIndex,
3179 jsonNewNumberObject(dbi_result_get_int(result, columnName)));
3183 case DBI_TYPE_DECIMAL :
3184 jsonObjectSetIndex( object, fmIndex,
3185 jsonNewNumberObject(dbi_result_get_double(result, columnName)));
3188 case DBI_TYPE_STRING :
3194 jsonNewObject( dbi_result_get_string(result, columnName) )
3199 case DBI_TYPE_DATETIME :
3201 memset(dt_string, '\0', sizeof(dt_string));
3202 memset(&gmdt, '\0', sizeof(gmdt));
3204 _tmp_dt = dbi_result_get_datetime(result, columnName);
3207 if (!(attr & DBI_DATETIME_DATE)) {
3208 gmtime_r( &_tmp_dt, &gmdt );
3209 strftime(dt_string, sizeof(dt_string), "%T", &gmdt);
3210 } else if (!(attr & DBI_DATETIME_TIME)) {
3211 localtime_r( &_tmp_dt, &gmdt );
3212 strftime(dt_string, sizeof(dt_string), "%F", &gmdt);
3214 localtime_r( &_tmp_dt, &gmdt );
3215 strftime(dt_string, sizeof(dt_string), "%FT%T%z", &gmdt);
3218 jsonObjectSetIndex( object, fmIndex, jsonNewObject(dt_string) );
3222 case DBI_TYPE_BINARY :
3223 osrfLogError( OSRF_LOG_MARK,
3224 "Can't do binary at column %s : index %d", columnName, columnIndex - 1);
3232 static jsonObject* oilsMakeJSONFromResult( dbi_result result ) {
3233 if(!result) return jsonNULL;
3235 jsonObject* object = jsonNewObject(NULL);
3238 char dt_string[256];
3242 int columnIndex = 1;
3244 unsigned short type;
3245 const char* columnName;
3247 /* cycle through the column list */
3248 while( (columnName = dbi_result_get_field_name(result, columnIndex++)) ) {
3250 osrfLogInternal(OSRF_LOG_MARK, "Looking for column named [%s]...", (char*)columnName);
3252 fmIndex = -1; // reset the position
3254 /* determine the field type and storage attributes */
3255 type = dbi_result_get_field_type(result, columnName);
3256 attr = dbi_result_get_field_attribs(result, columnName);
3258 if (dbi_result_field_is_null(result, columnName)) {
3259 jsonObjectSetKey( object, columnName, jsonNewObject(NULL) );
3264 case DBI_TYPE_INTEGER :
3266 if( attr & DBI_INTEGER_SIZE8 )
3267 jsonObjectSetKey( object, columnName, jsonNewNumberObject(dbi_result_get_longlong(result, columnName)) );
3269 jsonObjectSetKey( object, columnName, jsonNewNumberObject(dbi_result_get_int(result, columnName)) );
3272 case DBI_TYPE_DECIMAL :
3273 jsonObjectSetKey( object, columnName, jsonNewNumberObject(dbi_result_get_double(result, columnName)) );
3276 case DBI_TYPE_STRING :
3277 jsonObjectSetKey( object, columnName, jsonNewObject(dbi_result_get_string(result, columnName)) );
3280 case DBI_TYPE_DATETIME :
3282 memset(dt_string, '\0', sizeof(dt_string));
3283 memset(&gmdt, '\0', sizeof(gmdt));
3285 _tmp_dt = dbi_result_get_datetime(result, columnName);
3288 if (!(attr & DBI_DATETIME_DATE)) {
3289 gmtime_r( &_tmp_dt, &gmdt );
3290 strftime(dt_string, sizeof(dt_string), "%T", &gmdt);
3291 } else if (!(attr & DBI_DATETIME_TIME)) {
3292 localtime_r( &_tmp_dt, &gmdt );
3293 strftime(dt_string, sizeof(dt_string), "%F", &gmdt);
3295 localtime_r( &_tmp_dt, &gmdt );
3296 strftime(dt_string, sizeof(dt_string), "%FT%T%z", &gmdt);
3299 jsonObjectSetKey( object, columnName, jsonNewObject(dt_string) );
3302 case DBI_TYPE_BINARY :
3303 osrfLogError( OSRF_LOG_MARK,
3304 "Can't do binary at column %s : index %d", columnName, columnIndex - 1);