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 const char* methodtype = osrfHashGet(meta, "methodtype");
627 jsonObject * obj = NULL;
629 if (!strcmp(methodtype, "create")) {
630 obj = doCreate(ctx, &err);
631 osrfAppRespondComplete( ctx, obj );
633 else if (!strcmp(methodtype, "retrieve")) {
634 obj = doRetrieve(ctx, &err);
635 osrfAppRespondComplete( ctx, obj );
637 else if (!strcmp(methodtype, "update")) {
638 obj = doUpdate(ctx, &err);
639 osrfAppRespondComplete( ctx, obj );
641 else if (!strcmp(methodtype, "delete")) {
642 obj = doDelete(ctx, &err);
643 osrfAppRespondComplete( ctx, obj );
645 else if (!strcmp(methodtype, "search")) {
647 obj = doFieldmapperSearch(ctx, class_obj, ctx->params, &err);
651 jsonObjectIterator* itr = jsonNewObjectIterator( obj );
652 while ((cur = jsonObjectIteratorNext( itr ))) {
653 osrfAppRespond( ctx, cur->item );
655 jsonObjectIteratorFree(itr);
656 osrfAppRespondComplete( ctx, NULL );
658 } else if (!strcmp(methodtype, "id_list")) {
660 jsonObject* _p = jsonObjectClone( ctx->params );
661 if (jsonObjectGetIndex( _p, 1 )) {
662 jsonObjectRemoveKey( jsonObjectGetIndex( _p, 1 ), "flesh" );
663 jsonObjectRemoveKey( jsonObjectGetIndex( _p, 1 ), "flesh_columns" );
665 jsonObjectSetIndex( _p, 1, jsonParseString("{}") );
668 growing_buffer* sel_list = buffer_init(64);
669 buffer_fadd(sel_list, "{ \"%s\":[\"%s\"] }", osrfHashGet( class_obj, "classname" ), osrfHashGet( class_obj, "primarykey" ));
670 char* _s = buffer_release(sel_list);
672 jsonObjectSetKey( jsonObjectGetIndex( _p, 1 ), "select", jsonParseString(_s) );
673 osrfLogDebug(OSRF_LOG_MARK, "%s: Select qualifer set to [%s]", MODULENAME, _s);
676 obj = doFieldmapperSearch(ctx, class_obj, _p, &err);
681 jsonObjectIterator* itr = jsonNewObjectIterator( obj );
682 while ((cur = jsonObjectIteratorNext( itr ))) {
690 osrfHashGet( class_obj, "fields" ),
691 osrfHashGet( class_obj, "primarykey")
699 jsonObjectIteratorFree(itr);
700 osrfAppRespondComplete( ctx, NULL );
703 osrfAppRespondComplete( ctx, obj );
711 static int verifyObjectClass ( osrfMethodContext* ctx, const jsonObject* param ) {
713 osrfHash* meta = (osrfHash*) ctx->method->userData;
714 osrfHash* class = osrfHashGet( meta, "class" );
716 if (!param->classname || (strcmp( osrfHashGet(class, "classname"), param->classname ))) {
718 growing_buffer* msg = buffer_init(128);
721 "%s: %s method for type %s was passed a %s",
723 osrfHashGet(meta, "methodtype"),
724 osrfHashGet(class, "classname"),
728 char* m = buffer_release(msg);
729 osrfAppSessionStatus( ctx->session, OSRF_STATUS_BADREQUEST, "osrfMethodException", ctx->request, m );
738 static jsonObject* doCreate(osrfMethodContext* ctx, int* err ) {
740 osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
741 jsonObject* target = jsonObjectGetIndex( ctx->params, 0 );
742 jsonObject* options = jsonObjectGetIndex( ctx->params, 1 );
744 if (!verifyObjectClass(ctx, target)) {
749 osrfLogDebug( OSRF_LOG_MARK, "Object seems to be of the correct type" );
751 if (!ctx->session || !ctx->session->userData || !osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
752 osrfLogError( OSRF_LOG_MARK, "No active transaction -- required for CREATE" );
754 osrfAppSessionStatus(
756 OSRF_STATUS_BADREQUEST,
757 "osrfMethodException",
759 "No active transaction -- required for CREATE"
765 if (osrfHashGet( meta, "readonly" ) && strncasecmp("true", osrfHashGet( meta, "readonly" ), 4)) {
766 osrfAppSessionStatus(
768 OSRF_STATUS_BADREQUEST,
769 "osrfMethodException",
771 "Cannot INSERT readonly class"
778 char* trans_id = osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" );
780 // Set the last_xact_id
781 osrfHash* last_xact_id;
782 if ((last_xact_id = oilsIDLFindPath("/%s/fields/last_xact_id", target->classname))) {
783 int index = atoi( osrfHashGet(last_xact_id, "array_position") );
784 osrfLogDebug(OSRF_LOG_MARK, "Setting last_xact_id to %s on %s at position %d", trans_id, target->classname, index);
785 jsonObjectSetIndex(target, index, jsonNewObject(trans_id));
788 osrfLogDebug( OSRF_LOG_MARK, "There is a transaction running..." );
790 dbhandle = writehandle;
792 osrfHash* fields = osrfHashGet(meta, "fields");
793 char* pkey = osrfHashGet(meta, "primarykey");
794 char* seq = osrfHashGet(meta, "sequence");
796 growing_buffer* table_buf = buffer_init(128);
797 growing_buffer* col_buf = buffer_init(128);
798 growing_buffer* val_buf = buffer_init(128);
800 buffer_fadd(table_buf,"INSERT INTO %s", osrfHashGet(meta, "tablename"));
801 buffer_add(col_buf,"(");
802 buffer_add(val_buf,"VALUES (");
808 osrfStringArray* field_list = osrfHashKeys( fields );
809 while ( (field_name = osrfStringArrayGetString(field_list, i++)) ) {
811 osrfHash* field = osrfHashGet( fields, field_name );
813 if(!( strcmp( osrfHashGet(osrfHashGet(fields,field_name), "virtual"), "true" ) )) continue;
815 jsonObject* field_object = jsonObjectGetIndex( target, atoi(osrfHashGet(field, "array_position")) );
818 if (field_object && field_object->classname) {
819 value = jsonObjectToSimpleString(
825 oilsIDLFindPath("/%s/fields", field_object->classname),
826 (char*)oilsIDLFindPath("/%s/primarykey", field_object->classname)
835 value = jsonObjectToSimpleString( field_object );
842 buffer_add(col_buf, ",");
843 buffer_add(val_buf, ",");
846 buffer_add(col_buf, field_name);
848 if (!field_object || field_object->type == JSON_NULL) {
849 buffer_add( val_buf, "DEFAULT" );
851 } else if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
852 if ( !strcmp(osrfHashGet(field, "datatype"), "INT8") ) {
853 buffer_fadd( val_buf, "%lld", atoll(value) );
855 } else if ( !strcmp(osrfHashGet(field, "datatype"), "INT") ) {
856 buffer_fadd( val_buf, "%d", atoi(value) );
858 } else if ( !strcmp(osrfHashGet(field, "datatype"), "NUMERIC") ) {
859 buffer_fadd( val_buf, "%f", atof(value) );
862 if ( dbi_conn_quote_string(writehandle, &value) ) {
863 buffer_fadd( val_buf, "%s", value );
866 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting string [%s]", MODULENAME, value);
867 osrfAppSessionStatus(
869 OSRF_STATUS_INTERNALSERVERERROR,
870 "osrfMethodException",
872 "Error quoting string -- please see the error log for more details"
875 buffer_free(table_buf);
876 buffer_free(col_buf);
877 buffer_free(val_buf);
888 buffer_add(col_buf,")");
889 buffer_add(val_buf,")");
891 char* table_str = buffer_release(table_buf);
892 char* col_str = buffer_release(col_buf);
893 char* val_str = buffer_release(val_buf);
894 growing_buffer* sql = buffer_init(128);
895 buffer_fadd( sql, "%s %s %s;", table_str, col_str, val_str );
900 char* query = buffer_release(sql);
902 osrfLogDebug(OSRF_LOG_MARK, "%s: Insert SQL [%s]", MODULENAME, query);
905 dbi_result result = dbi_conn_query(writehandle, query);
907 jsonObject* obj = NULL;
910 obj = jsonNewObject(NULL);
913 "%s ERROR inserting %s object using query [%s]",
915 osrfHashGet(meta, "fieldmapper"),
918 osrfAppSessionStatus(
920 OSRF_STATUS_INTERNALSERVERERROR,
921 "osrfMethodException",
923 "INSERT error -- please see the error log for more details"
928 int pos = atoi(osrfHashGet( osrfHashGet(fields, pkey), "array_position" ));
929 char* id = jsonObjectToSimpleString(jsonObjectGetIndex(target, pos));
931 unsigned long long new_id = dbi_conn_sequence_last(writehandle, seq);
932 growing_buffer* _id = buffer_init(10);
933 buffer_fadd(_id, "%lld", new_id);
934 id = buffer_release(_id);
937 // Find quietness specification, if present
938 char* quiet_str = NULL;
940 const jsonObject* quiet_obj = jsonObjectGetKeyConst( options, "quiet" );
942 quiet_str = jsonObjectToSimpleString( quiet_obj );
945 if( quiet_str && !strcmp( quiet_str, "true" )) { // if quietness is specified
946 obj = jsonNewObject(id);
950 jsonObject* fake_params = jsonParseString("[]");
951 jsonObjectPush(fake_params, jsonParseString("{}"));
954 jsonObjectGetIndex(fake_params, 0),
955 osrfHashGet(meta, "primarykey"),
959 jsonObject* list = doFieldmapperSearch( ctx,meta, fake_params, err);
962 jsonObjectFree( fake_params );
965 obj = jsonObjectClone( jsonObjectGetIndex(list, 0) );
968 jsonObjectFree( list );
969 jsonObjectFree( fake_params );
972 if(quiet_str) free(quiet_str);
983 static jsonObject* doRetrieve(osrfMethodContext* ctx, int* err ) {
985 osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
989 char* id = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
990 jsonObject* order_hash = jsonObjectGetIndex(ctx->params, 1);
994 "%s retrieving %s object with id %s",
996 osrfHashGet(meta, "fieldmapper"),
1000 jsonObject* fake_params = jsonParseString("[]");
1001 jsonObjectPush(fake_params, jsonParseString("{}"));
1004 jsonObjectGetIndex(fake_params, 0),
1005 osrfHashGet(meta, "primarykey"),
1011 if (order_hash) jsonObjectPush(fake_params, jsonObjectClone(order_hash) );
1013 jsonObject* list = doFieldmapperSearch( ctx,meta, fake_params, err);
1016 jsonObjectFree( fake_params );
1020 obj = jsonObjectClone( jsonObjectGetIndex(list, 0) );
1022 jsonObjectFree( list );
1023 jsonObjectFree( fake_params );
1028 static char* jsonNumberToDBString ( osrfHash* field, const jsonObject* value ) {
1029 growing_buffer* val_buf = buffer_init(32);
1031 if ( !strncmp(osrfHashGet(field, "datatype"), "INT", (size_t)3) ) {
1032 if (value->type == JSON_NUMBER) buffer_fadd( val_buf, "%ld", (long)jsonObjectGetNumber(value) );
1034 char* val_str = jsonObjectToSimpleString(value);
1035 buffer_fadd( val_buf, "%ld", atol(val_str) );
1039 } else if ( !strcmp(osrfHashGet(field, "datatype"), "NUMERIC") ) {
1040 if (value->type == JSON_NUMBER) buffer_fadd( val_buf, "%f", jsonObjectGetNumber(value) );
1042 char* val_str = jsonObjectToSimpleString(value);
1043 buffer_fadd( val_buf, "%f", atof(val_str) );
1048 return buffer_release(val_buf);
1051 static char* searchINPredicate (const char* class, osrfHash* field,
1052 const jsonObject* node, const char* op) {
1053 growing_buffer* sql_buf = buffer_init(32);
1059 osrfHashGet(field, "name")
1063 buffer_add(sql_buf, "IN (");
1064 } else if (!(strcasecmp(op,"not in"))) {
1065 buffer_add(sql_buf, "NOT IN (");
1067 buffer_add(sql_buf, "IN (");
1070 int in_item_index = 0;
1071 int in_item_first = 1;
1072 jsonObject* in_item;
1073 while ( (in_item = jsonObjectGetIndex(node, in_item_index++)) ) {
1078 buffer_add(sql_buf, ", ");
1080 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1081 char* val = jsonNumberToDBString( field, in_item );
1082 buffer_fadd( sql_buf, "%s", val );
1086 char* key_string = jsonObjectToSimpleString(in_item);
1087 if ( dbi_conn_quote_string(dbhandle, &key_string) ) {
1088 buffer_fadd( sql_buf, "%s", key_string );
1091 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, key_string);
1093 buffer_free(sql_buf);
1104 return buffer_release(sql_buf);
1107 static char* searchValueTransform( const jsonObject* array ) {
1108 growing_buffer* sql_buf = buffer_init(32);
1111 int func_item_index = 0;
1112 int func_item_first = 2;
1113 jsonObject* func_item;
1114 while ( (func_item = jsonObjectGetIndex(array, func_item_index++)) ) {
1116 val = jsonObjectToSimpleString(func_item);
1118 if (func_item_first == 2) {
1119 buffer_fadd(sql_buf, "%s( ", val);
1125 if (func_item_first)
1128 buffer_add(sql_buf, ", ");
1130 if ( dbi_conn_quote_string(dbhandle, &val) ) {
1131 buffer_fadd( sql_buf, "%s", val );
1134 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, val);
1136 buffer_free(sql_buf);
1146 return buffer_release(sql_buf);
1149 static char* searchFunctionPredicate (const char* class, osrfHash* field,
1150 const jsonObjectNode* node) {
1151 growing_buffer* sql_buf = buffer_init(32);
1153 char* val = searchValueTransform(node->item);
1159 osrfHashGet(field, "name"),
1166 return buffer_release(sql_buf);
1169 static char* searchFieldTransform (const char* class, osrfHash* field, const jsonObject* node) {
1170 growing_buffer* sql_buf = buffer_init(32);
1172 char* field_transform = jsonObjectToSimpleString( jsonObjectGetKeyConst( node, "transform" ) );
1173 char* transform_subcolumn = jsonObjectToSimpleString( jsonObjectGetKeyConst( node, "result_field" ) );
1175 if (field_transform) {
1176 buffer_fadd( sql_buf, "%s(\"%s\".%s", field_transform, class, osrfHashGet(field, "name"));
1177 const jsonObject* array = jsonObjectGetKeyConst( node, "params" );
1180 int func_item_index = 0;
1181 jsonObject* func_item;
1182 while ( (func_item = jsonObjectGetIndex(array, func_item_index++)) ) {
1184 char* val = jsonObjectToSimpleString(func_item);
1186 if ( dbi_conn_quote_string(dbhandle, &val) ) {
1187 buffer_fadd( sql_buf, ",%s", val );
1189 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, val);
1190 free(field_transform);
1192 buffer_free(sql_buf);
1206 buffer_fadd( sql_buf, "\"%s\".%s", class, osrfHashGet(field, "name"));
1209 if (transform_subcolumn) {
1210 char * tmp = buffer_release(sql_buf);
1211 sql_buf = buffer_init(32);
1221 if (field_transform) free(field_transform);
1222 if (transform_subcolumn) free(transform_subcolumn);
1224 return buffer_release(sql_buf);
1227 static char* searchFieldTransformPredicate (const char* class, osrfHash* field, jsonObjectNode* node) {
1228 char* field_transform = searchFieldTransform( class, field, node->item );
1231 if (!jsonObjectGetKeyConst( node->item, "value" )) {
1232 value = searchWHERE( node->item, osrfHashGet( oilsIDL(), class ), AND_OP_JOIN );
1233 } else if (jsonObjectGetKeyConst( node->item, "value" )->type == JSON_ARRAY) {
1234 value = searchValueTransform(jsonObjectGetKeyConst( node->item, "value" ));
1235 } else if (jsonObjectGetKeyConst( node->item, "value" )->type == JSON_HASH) {
1236 value = searchWHERE( jsonObjectGetKeyConst( node->item, "value" ), osrfHashGet( oilsIDL(), class ), AND_OP_JOIN );
1237 } else if (jsonObjectGetKeyConst( node->item, "value" )->type != JSON_NULL) {
1238 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1239 value = jsonNumberToDBString( field, jsonObjectGetKeyConst( node->item, "value" ) );
1241 value = jsonObjectToSimpleString(jsonObjectGetKeyConst( node->item, "value" ));
1242 if ( !dbi_conn_quote_string(dbhandle, &value) ) {
1243 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, value);
1245 free(field_transform);
1251 growing_buffer* sql_buf = buffer_init(32);
1262 free(field_transform);
1264 return buffer_release(sql_buf);
1267 static char* searchSimplePredicate (const char* orig_op, const char* class,
1268 osrfHash* field, const jsonObject* node) {
1272 if (node->type != JSON_NULL) {
1273 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1274 val = jsonNumberToDBString( field, node );
1276 val = jsonObjectToSimpleString(node);
1280 char* pred = searchWriteSimplePredicate( class, field, osrfHashGet(field, "name"), orig_op, val );
1287 static char* searchWriteSimplePredicate ( const char* class, osrfHash* field,
1288 const char* left, const char* orig_op, const char* right ) {
1292 if (right == NULL) {
1293 val = strdup("NULL");
1295 if (strcmp( orig_op, "=" ))
1296 op = strdup("IS NOT");
1300 } else if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1301 val = strdup(right);
1302 op = strdup(orig_op);
1305 val = strdup(right);
1306 if ( !dbi_conn_quote_string(dbhandle, &val) ) {
1307 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, val);
1311 op = strdup(orig_op);
1314 growing_buffer* sql_buf = buffer_init(16);
1315 buffer_fadd( sql_buf, "\"%s\".%s %s %s", class, left, op, val );
1319 return buffer_release(sql_buf);
1322 static char* searchBETWEENPredicate (const char* class, osrfHash* field, jsonObject* node) {
1327 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1328 x_string = jsonNumberToDBString(field, jsonObjectGetIndex(node,0));
1329 y_string = jsonNumberToDBString(field, jsonObjectGetIndex(node,1));
1332 x_string = jsonObjectToSimpleString(jsonObjectGetIndex(node,0));
1333 y_string = jsonObjectToSimpleString(jsonObjectGetIndex(node,1));
1334 if ( !(dbi_conn_quote_string(dbhandle, &x_string) && dbi_conn_quote_string(dbhandle, &y_string)) ) {
1335 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key strings [%s] and [%s]", MODULENAME, x_string, y_string);
1342 growing_buffer* sql_buf = buffer_init(32);
1343 buffer_fadd( sql_buf, "%s BETWEEN %s AND %s", osrfHashGet(field, "name"), x_string, y_string );
1347 return buffer_release(sql_buf);
1350 static char* searchPredicate ( const char* class, osrfHash* field, jsonObject* node ) {
1353 if (node->type == JSON_ARRAY) { // equality IN search
1354 pred = searchINPredicate( class, field, node, NULL );
1355 } else if (node->type == JSON_HASH) { // non-equality search
1356 jsonObjectNode* pred_node;
1357 jsonObjectIterator* pred_itr = jsonNewObjectIterator( node );
1358 while ( (pred_node = jsonObjectIteratorNext( pred_itr )) ) {
1359 if ( !(strcasecmp( pred_node->key,"between" )) )
1360 pred = searchBETWEENPredicate( class, field, pred_node->item );
1361 else if ( !(strcasecmp( pred_node->key,"in" )) || !(strcasecmp( pred_node->key,"not in" )) )
1362 pred = searchINPredicate( class, field, pred_node->item, pred_node->key );
1363 else if ( pred_node->item->type == JSON_ARRAY )
1364 pred = searchFunctionPredicate( class, field, pred_node );
1365 else if ( pred_node->item->type == JSON_HASH )
1366 pred = searchFieldTransformPredicate( class, field, pred_node );
1368 pred = searchSimplePredicate( pred_node->key, class, field, pred_node->item );
1372 jsonObjectIteratorFree(pred_itr);
1373 } else if (node->type == JSON_NULL) { // IS NULL search
1374 growing_buffer* _p = buffer_init(64);
1377 "\"%s\".%s IS NULL",
1379 osrfHashGet(field, "name")
1381 pred = buffer_release(_p);
1382 } else { // equality search
1383 pred = searchSimplePredicate( "=", class, field, node );
1402 field : call_number,
1418 static char* searchJOIN ( const jsonObject* join_hash, osrfHash* leftmeta ) {
1420 const jsonObject* working_hash;
1421 jsonObject* freeable_hash = NULL;
1423 if (join_hash->type == JSON_STRING) {
1424 // create a wrapper around a copy of the original
1425 char* _tmp = jsonObjectToSimpleString( join_hash );
1426 freeable_hash = jsonParseString("{}");
1427 jsonObjectSetKey(freeable_hash, _tmp, NULL);
1429 working_hash = freeable_hash;
1432 working_hash = join_hash;
1434 growing_buffer* join_buf = buffer_init(128);
1435 char* leftclass = osrfHashGet(leftmeta, "classname");
1437 jsonObjectNode* snode = NULL;
1438 jsonObjectIterator* search_itr = jsonNewObjectIterator( working_hash );
1440 jsonObjectFree(freeable_hash);
1442 while ( (snode = jsonObjectIteratorNext( search_itr )) ) {
1443 osrfHash* idlClass = osrfHashGet( oilsIDL(), snode->key );
1445 char* class = osrfHashGet(idlClass, "classname");
1447 char* fkey = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode->item, "fkey" ) );
1448 char* field = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode->item, "field" ) );
1450 if (field && !fkey) {
1451 fkey = (char*)oilsIDLFindPath("/%s/links/%s/key", class, field);
1455 "%s: JOIN failed. No link defined from %s.%s to %s",
1461 buffer_free(join_buf);
1465 fkey = strdup( fkey );
1467 } else if (!field && fkey) {
1468 field = (char*)oilsIDLFindPath("/%s/links/%s/key", leftclass, fkey );
1472 "%s: JOIN failed. No link defined from %s.%s to %s",
1478 buffer_free(join_buf);
1482 field = strdup( field );
1484 } else if (!field && !fkey) {
1485 osrfHash* _links = oilsIDLFindPath("/%s/links", leftclass);
1488 osrfStringArray* keys = osrfHashKeys( _links );
1489 while ( (fkey = osrfStringArrayGetString(keys, i++)) ) {
1490 fkey = strdup(osrfStringArrayGetString(keys, i++));
1491 if ( !strcmp( (char*)oilsIDLFindPath("/%s/links/%s/class", leftclass, fkey), class) ) {
1492 field = strdup( (char*)oilsIDLFindPath("/%s/links/%s/key", leftclass, fkey) );
1498 osrfStringArrayFree(keys);
1500 if (!field && !fkey) {
1501 _links = oilsIDLFindPath("/%s/links", class);
1504 keys = osrfHashKeys( _links );
1505 while ( (field = osrfStringArrayGetString(keys, i++)) ) {
1506 field = strdup(osrfStringArrayGetString(keys, i++));
1507 if ( !strcmp( (char*)oilsIDLFindPath("/%s/links/%s/class", class, field), class) ) {
1508 fkey = strdup( (char*)oilsIDLFindPath("/%s/links/%s/key", class, field) );
1514 osrfStringArrayFree(keys);
1517 if (!field && !fkey) {
1520 "%s: JOIN failed. No link defined between %s and %s",
1525 buffer_free(join_buf);
1531 char* type = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode->item, "type" ) );
1533 if ( !strcasecmp(type,"left") ) {
1534 buffer_add(join_buf, " LEFT JOIN");
1535 } else if ( !strcasecmp(type,"right") ) {
1536 buffer_add(join_buf, " RIGHT JOIN");
1537 } else if ( !strcasecmp(type,"full") ) {
1538 buffer_add(join_buf, " FULL JOIN");
1540 buffer_add(join_buf, " INNER JOIN");
1543 buffer_add(join_buf, " INNER JOIN");
1547 char* table = getSourceDefinition(idlClass);
1548 buffer_fadd(join_buf, " %s AS \"%s\" ON ( \"%s\".%s = \"%s\".%s", table, class, class, field, leftclass, fkey);
1551 const jsonObject* filter = jsonObjectGetKeyConst( snode->item, "filter" );
1553 char* filter_op = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode->item, "filter_op" ) );
1555 if (!strcasecmp("or",filter_op)) {
1556 buffer_add( join_buf, " OR " );
1558 buffer_add( join_buf, " AND " );
1561 buffer_add( join_buf, " AND " );
1564 char* jpred = searchWHERE( filter, idlClass, AND_OP_JOIN );
1565 buffer_fadd( join_buf, " %s", jpred );
1570 buffer_add(join_buf, " ) ");
1572 const jsonObject* join_filter = jsonObjectGetKeyConst( snode->item, "join" );
1574 char* jpred = searchJOIN( join_filter, idlClass );
1575 buffer_fadd( join_buf, " %s", jpred );
1583 jsonObjectIteratorFree(search_itr);
1585 return buffer_release(join_buf);
1590 { +class : { -or|-and : { field : { op : value }, ... } ... }, ... }
1591 { +class : { -or|-and : [ { field : { op : value }, ... }, ...] ... }, ... }
1592 [ { +class : { -or|-and : [ { field : { op : value }, ... }, ...] ... }, ... }, ... ]
1595 static char* searchWHERE ( const jsonObject* search_hash, osrfHash* meta, int opjoin_type ) {
1597 growing_buffer* sql_buf = buffer_init(128);
1599 jsonObjectNode* node = NULL;
1602 if ( search_hash->type == JSON_ARRAY ) {
1603 jsonObjectIterator* search_itr = jsonNewObjectIterator( search_hash );
1604 while ( (node = jsonObjectIteratorNext( search_itr )) ) {
1608 if (opjoin_type == OR_OP_JOIN) buffer_add(sql_buf, " OR ");
1609 else buffer_add(sql_buf, " AND ");
1612 char* subpred = searchWHERE( node->item, meta, opjoin_type );
1613 buffer_fadd(sql_buf, "( %s )", subpred);
1616 jsonObjectIteratorFree(search_itr);
1618 } else if ( search_hash->type == JSON_HASH ) {
1619 jsonObjectIterator* search_itr = jsonNewObjectIterator( search_hash );
1620 while ( (node = jsonObjectIteratorNext( search_itr )) ) {
1625 if (opjoin_type == OR_OP_JOIN) buffer_add(sql_buf, " OR ");
1626 else buffer_add(sql_buf, " AND ");
1629 if ( !strncmp("+",node->key,1) ) {
1630 if ( node->item->type == JSON_STRING ) {
1631 char* subpred = jsonObjectToSimpleString( node->item );
1632 buffer_fadd(sql_buf, " \"%s\".%s ", node->key + 1, subpred);
1635 char* subpred = searchWHERE( node->item, osrfHashGet( oilsIDL(), node->key + 1 ), AND_OP_JOIN );
1636 buffer_fadd(sql_buf, "( %s )", subpred);
1639 } else if ( !strcasecmp("-or",node->key) ) {
1640 char* subpred = searchWHERE( node->item, meta, OR_OP_JOIN );
1641 buffer_fadd(sql_buf, "( %s )", subpred);
1643 } else if ( !strcasecmp("-and",node->key) ) {
1644 char* subpred = searchWHERE( node->item, meta, AND_OP_JOIN );
1645 buffer_fadd(sql_buf, "( %s )", subpred);
1649 char* class = osrfHashGet(meta, "classname");
1650 osrfHash* fields = osrfHashGet(meta, "fields");
1651 osrfHash* field = osrfHashGet( fields, node->key );
1655 char* table = getSourceDefinition(meta);
1658 "%s: Attempt to reference non-existant column %s on %s (%s)",
1664 buffer_free(sql_buf);
1669 char* subpred = searchPredicate( class, field, node->item );
1670 buffer_add( sql_buf, subpred );
1674 jsonObjectIteratorFree(search_itr);
1677 // ERROR ... only hash and array allowed at this level
1678 char* predicate_string = jsonObjectToJSON( search_hash );
1681 "%s: Invalid predicate structure: %s",
1685 buffer_free(sql_buf);
1686 free(predicate_string);
1691 return buffer_release(sql_buf);
1694 static char* SELECT (
1695 /* method context */ osrfMethodContext* ctx,
1697 /* SELECT */ jsonObject* selhash,
1698 /* FROM */ jsonObject* join_hash,
1699 /* WHERE */ jsonObject* search_hash,
1700 /* HAVING */ jsonObject* having_hash,
1701 /* ORDER BY */ jsonObject* order_hash,
1702 /* LIMIT */ jsonObject* limit,
1703 /* OFFSET */ jsonObject* offset,
1704 /* flags */ int flags
1706 const char* locale = osrf_message_get_last_locale();
1708 // in case we don't get a select list
1709 jsonObject* defaultselhash = NULL;
1711 // general tmp objects
1712 const jsonObject* tmp_const;
1713 jsonObject* _tmp = NULL;
1714 jsonObjectNode* selclass = NULL;
1715 jsonObjectNode* selfield = NULL;
1716 jsonObjectNode* snode = NULL;
1717 jsonObjectNode* onode = NULL;
1718 jsonObject* found = NULL;
1720 char* string = NULL;
1725 // the core search class
1726 char* core_class = NULL;
1728 // metadata about the core search class
1729 osrfHash* core_meta = NULL;
1730 osrfHash* core_fields = NULL;
1731 osrfHash* idlClass = NULL;
1733 // punt if there's no core class
1734 if (!join_hash || ( join_hash->type == JSON_HASH && !join_hash->size ))
1737 // get the core class -- the only key of the top level FROM clause, or a string
1738 if (join_hash->type == JSON_HASH) {
1739 jsonObjectIterator* tmp_itr = jsonNewObjectIterator( join_hash );
1740 snode = jsonObjectIteratorNext( tmp_itr );
1742 core_class = strdup( snode->key );
1743 join_hash = snode->item;
1745 jsonObjectIteratorFree( tmp_itr );
1748 } else if (join_hash->type == JSON_STRING) {
1749 core_class = jsonObjectToSimpleString( join_hash );
1753 // punt if we don't know about the core class
1754 if (!(core_meta = osrfHashGet( oilsIDL(), core_class ))) {
1759 // if the select list is empty, or the core class field list is '*',
1760 // build the default select list ...
1762 selhash = defaultselhash = jsonParseString( "{}" );
1763 jsonObjectSetKey( selhash, core_class, jsonParseString( "[]" ) );
1764 } else if ( (tmp_const = jsonObjectGetKeyConst( selhash, core_class )) && tmp_const->type == JSON_STRING ) {
1765 char* _x = jsonObjectToSimpleString( tmp_const );
1766 if (!strncmp( "*", _x, 1 )) {
1767 jsonObjectRemoveKey( selhash, core_class );
1768 jsonObjectSetKey( selhash, core_class, jsonParseString( "[]" ) );
1774 growing_buffer* sql_buf = buffer_init(128);
1776 // temp buffer for the SELECT list
1777 growing_buffer* select_buf = buffer_init(128);
1778 growing_buffer* order_buf = buffer_init(128);
1779 growing_buffer* group_buf = buffer_init(128);
1780 growing_buffer* having_buf = buffer_init(128);
1782 core_fields = osrfHashGet(core_meta, "fields");
1784 // ... and if we /are/ building the default list, do that
1785 if ( (_tmp = jsonObjectGetKey(selhash,core_class)) && !_tmp->size ) {
1790 osrfStringArray* keys = osrfHashKeys( core_fields );
1791 while ( (field = osrfStringArrayGetString(keys, i++)) ) {
1792 if ( strncasecmp( "true", osrfHashGet( osrfHashGet( core_fields, field ), "virtual" ), 4 ) )
1793 jsonObjectPush( _tmp, jsonNewObject( field ) );
1795 osrfStringArrayFree(keys);
1798 // Now we build the actual select list
1800 jsonObject* is_agg = jsonObjectFindPath(selhash, "//aggregate");
1803 jsonObjectIterator* selclass_itr = jsonNewObjectIterator( selhash );
1804 while ( (selclass = jsonObjectIteratorNext( selclass_itr )) ) {
1806 // round trip through the idl, just to be safe
1807 idlClass = osrfHashGet( oilsIDL(), selclass->key );
1808 if (!idlClass) continue;
1809 char* cname = osrfHashGet(idlClass, "classname");
1811 // make sure the target relation is in the join tree
1812 if (strcmp(core_class,cname)) {
1813 if (!join_hash) continue;
1815 if (join_hash->type == JSON_STRING) {
1816 string = jsonObjectToSimpleString(join_hash);
1817 found = strcmp(string,cname) ? NULL : jsonParseString("{\"1\":\"1\"}");
1820 found = jsonObjectFindPath(join_hash, "//%s", cname);
1824 jsonObjectFree(found);
1828 jsonObjectFree(found);
1831 // stitch together the column list ...
1832 jsonObjectIterator* select_itr = jsonNewObjectIterator( selclass->item );
1833 while ( (selfield = jsonObjectIteratorNext( select_itr )) ) {
1835 char* __column = NULL;
1836 char* __alias = NULL;
1838 // ... if it's a sstring, just toss it on the pile
1839 if (selfield->item->type == JSON_STRING) {
1841 // again, just to be safe
1842 char* _requested_col = jsonObjectToSimpleString(selfield->item);
1843 osrfHash* field = osrfHashGet( osrfHashGet( idlClass, "fields" ), _requested_col );
1844 free(_requested_col);
1846 if (!field) continue;
1847 __column = strdup(osrfHashGet(field, "name"));
1852 buffer_add(select_buf, ",");
1856 char* i18n = osrfHashGet(field, "i18n");
1857 if (flags & DISABLE_I18N)
1860 if ( i18n && !strncasecmp("true", i18n, 4)) {
1861 char* pkey = osrfHashGet(idlClass, "primarykey");
1862 char* tname = osrfHashGet(idlClass, "tablename");
1864 buffer_fadd(select_buf, " oils_i18n_xlate('%s', '%s', '%s', \"%s\".%s::TEXT, '%s') AS \"%s\"", tname, __column, pkey, cname, pkey, locale, __column);
1866 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, __column, __column);
1869 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, __column, __column);
1872 // ... but it could be an object, in which case we check for a Field Transform
1875 __column = jsonObjectToSimpleString( jsonObjectGetKeyConst( selfield->item, "column" ) );
1877 // again, just to be safe
1878 osrfHash* field = osrfHashGet( osrfHashGet( idlClass, "fields" ), __column );
1879 if (!field) continue;
1880 const char* fname = osrfHashGet(field, "name");
1885 buffer_add(select_buf, ",");
1888 if ((tmp_const = jsonObjectGetKeyConst( selfield->item, "alias" ))) {
1889 __alias = jsonObjectToSimpleString( tmp_const );
1891 __alias = strdup(__column);
1894 if (jsonObjectGetKeyConst( selfield->item, "transform" )) {
1896 __column = searchFieldTransform(cname, field, selfield->item);
1897 buffer_fadd(select_buf, " %s AS \"%s\"", __column, __alias);
1900 char* i18n = osrfHashGet(field, "i18n");
1901 if (flags & DISABLE_I18N)
1904 if ( i18n && !strncasecmp("true", i18n, 4)) {
1905 char* pkey = osrfHashGet(idlClass, "primarykey");
1906 char* tname = osrfHashGet(idlClass, "tablename");
1908 buffer_fadd(select_buf, " oils_i18n_xlate('%s', '%s', '%s', \"%s\".%s::TEXT, '%s') AS \"%s\"", tname, fname, pkey, cname, pkey, locale, __alias);
1910 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, fname, __alias);
1913 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, fname, __alias);
1918 if (is_agg->size || (flags & SELECT_DISTINCT)) {
1920 if (!jsonBoolIsTrue( jsonObjectGetKey( selfield->item, "aggregate" ) )) {
1924 buffer_add(group_buf, ",");
1927 buffer_fadd(group_buf, " %d", sel_pos);
1929 } else if (is_agg = jsonObjectGetKey( selfield->item, "having" )) {
1933 buffer_add(group_buf, ",");
1936 __column = searchFieldTransform(cname, field, selfield->item);
1937 buffer_fadd(group_buf, " %s", __column);
1938 __column = searchFieldTransform(cname, field, selfield->item);
1943 if (__column) free(__column);
1944 if (__alias) free(__alias);
1949 // jsonObjectIteratorFree(select_itr);
1952 // jsonObjectIteratorFree(selclass_itr);
1954 if (is_agg) jsonObjectFree(is_agg);
1956 char* col_list = buffer_release(select_buf);
1957 char* table = getSourceDefinition(core_meta);
1959 // Put it all together
1960 buffer_fadd(sql_buf, "SELECT %s FROM %s AS \"%s\" ", col_list, table, core_class );
1964 // Now, walk the join tree and add that clause
1966 char* join_clause = searchJOIN( join_hash, core_meta );
1967 buffer_add(sql_buf, join_clause);
1971 if ( search_hash ) {
1972 buffer_add(sql_buf, " WHERE ");
1974 // and it's on the the WHERE clause
1975 char* pred = searchWHERE( search_hash, core_meta, AND_OP_JOIN );
1978 osrfAppSessionStatus(
1980 OSRF_STATUS_INTERNALSERVERERROR,
1981 "osrfMethodException",
1983 "Severe query error in WHERE predicate -- see error log for more details"
1986 buffer_free(having_buf);
1987 buffer_free(group_buf);
1988 buffer_free(order_buf);
1989 buffer_free(sql_buf);
1990 if (defaultselhash) jsonObjectFree(defaultselhash);
1993 buffer_add(sql_buf, pred);
1998 if ( having_hash ) {
1999 buffer_add(sql_buf, " HAVING ");
2001 // and it's on the the WHERE clause
2002 char* pred = searchWHERE( having_hash, core_meta, AND_OP_JOIN );
2005 osrfAppSessionStatus(
2007 OSRF_STATUS_INTERNALSERVERERROR,
2008 "osrfMethodException",
2010 "Severe query error in HAVING predicate -- see error log for more details"
2013 buffer_free(having_buf);
2014 buffer_free(group_buf);
2015 buffer_free(order_buf);
2016 buffer_free(sql_buf);
2017 if (defaultselhash) jsonObjectFree(defaultselhash);
2020 buffer_add(sql_buf, pred);
2026 jsonObjectIterator* class_itr = jsonNewObjectIterator( order_hash );
2027 while ( (snode = jsonObjectIteratorNext( class_itr )) ) {
2029 if (!jsonObjectGetKeyConst(selhash,snode->key))
2032 if ( snode->item->type == JSON_HASH ) {
2034 jsonObjectIterator* order_itr = jsonNewObjectIterator( snode->item );
2035 while ( (onode = jsonObjectIteratorNext( order_itr )) ) {
2037 if (!oilsIDLFindPath( "/%s/fields/%s", snode->key, onode->key ))
2040 char* direction = NULL;
2041 if ( onode->item->type == JSON_HASH ) {
2042 if ( jsonObjectGetKeyConst( onode->item, "transform" ) ) {
2043 string = searchFieldTransform(
2045 oilsIDLFindPath( "/%s/fields/%s", snode->key, onode->key ),
2049 growing_buffer* field_buf = buffer_init(16);
2050 buffer_fadd(field_buf, "\"%s\".%s", snode->key, onode->key);
2051 string = buffer_release(field_buf);
2054 if ( (tmp_const = jsonObjectGetKeyConst( onode->item, "direction" )) ) {
2055 direction = jsonObjectToSimpleString(tmp_const);
2056 if (!strncasecmp(direction, "d", 1)) {
2058 direction = " DESC";
2066 string = strdup(onode->key);
2067 direction = jsonObjectToSimpleString(onode->item);
2068 if (!strncasecmp(direction, "d", 1)) {
2070 direction = " DESC";
2080 buffer_add(order_buf, ", ");
2083 buffer_add(order_buf, string);
2087 buffer_add(order_buf, direction);
2091 // jsonObjectIteratorFree(order_itr);
2093 } else if ( snode->item->type == JSON_ARRAY ) {
2095 jsonObjectIterator* order_itr = jsonNewObjectIterator( snode->item );
2096 while ( (onode = jsonObjectIteratorNext( order_itr )) ) {
2098 char* _f = jsonObjectToSimpleString( onode->item );
2100 if (!oilsIDLFindPath( "/%s/fields/%s", snode->key, _f))
2106 buffer_add(order_buf, ", ");
2109 buffer_add(order_buf, _f);
2113 // jsonObjectIteratorFree(order_itr);
2116 // IT'S THE OOOOOOOOOOOLD STYLE!
2118 osrfLogError(OSRF_LOG_MARK, "%s: Possible SQL injection attempt; direct order by is not allowed", MODULENAME);
2119 osrfAppSessionStatus(
2121 OSRF_STATUS_INTERNALSERVERERROR,
2122 "osrfMethodException",
2124 "Severe query error -- see error log for more details"
2128 buffer_free(having_buf);
2129 buffer_free(group_buf);
2130 buffer_free(order_buf);
2131 buffer_free(sql_buf);
2132 if (defaultselhash) jsonObjectFree(defaultselhash);
2138 // jsonObjectIteratorFree(class_itr);
2140 string = buffer_release(group_buf);
2142 if (strlen(string)) {
2152 string = buffer_release(having_buf);
2154 if (strlen(string)) {
2164 string = buffer_release(order_buf);
2166 if (strlen(string)) {
2177 string = jsonObjectToSimpleString(limit);
2178 buffer_fadd( sql_buf, " LIMIT %d", atoi(string) );
2183 string = jsonObjectToSimpleString(offset);
2184 buffer_fadd( sql_buf, " OFFSET %d", atoi(string) );
2188 buffer_add(sql_buf, ";");
2191 if (defaultselhash) jsonObjectFree(defaultselhash);
2193 return buffer_release(sql_buf);
2197 static char* buildSELECT ( jsonObject* search_hash, jsonObject* order_hash, osrfHash* meta, osrfMethodContext* ctx ) {
2199 const char* locale = osrf_message_get_last_locale();
2201 osrfHash* fields = osrfHashGet(meta, "fields");
2202 char* core_class = osrfHashGet(meta, "classname");
2204 const jsonObject* join_hash = jsonObjectGetKeyConst( order_hash, "join" );
2206 jsonObjectNode* node = NULL;
2207 jsonObjectNode* snode = NULL;
2208 jsonObjectNode* onode = NULL;
2209 const jsonObject* _tmp = NULL;
2210 jsonObject* selhash = NULL;
2211 jsonObject* defaultselhash = NULL;
2213 growing_buffer* sql_buf = buffer_init(128);
2214 growing_buffer* select_buf = buffer_init(128);
2216 if ( !(selhash = jsonObjectGetKey( order_hash, "select" )) ) {
2217 defaultselhash = jsonParseString( "{}" );
2218 selhash = defaultselhash;
2221 if ( !jsonObjectGetKeyConst(selhash,core_class) ) {
2222 jsonObjectSetKey( selhash, core_class, jsonParseString( "[]" ) );
2223 jsonObject* flist = jsonObjectGetKey( selhash, core_class );
2228 osrfStringArray* keys = osrfHashKeys( fields );
2229 while ( (field = osrfStringArrayGetString(keys, i++)) ) {
2230 if ( strcasecmp( "true", osrfHashGet( osrfHashGet( fields, field ), "virtual" ) ) )
2231 jsonObjectPush( flist, jsonNewObject( field ) );
2233 osrfStringArrayFree(keys);
2237 jsonObjectIterator* class_itr = jsonNewObjectIterator( selhash );
2238 while ( (snode = jsonObjectIteratorNext( class_itr )) ) {
2240 osrfHash* idlClass = osrfHashGet( oilsIDL(), snode->key );
2241 if (!idlClass) continue;
2242 char* cname = osrfHashGet(idlClass, "classname");
2244 if (strcmp(core_class,snode->key)) {
2245 if (!join_hash) continue;
2247 jsonObject* found = jsonObjectFindPath(join_hash, "//%s", snode->key);
2249 jsonObjectFree(found);
2253 jsonObjectFree(found);
2256 jsonObjectIterator* select_itr = jsonNewObjectIterator( snode->item );
2257 while ( (node = jsonObjectIteratorNext( select_itr )) ) {
2258 char* item_str = jsonObjectToSimpleString(node->item);
2259 osrfHash* field = osrfHashGet( osrfHashGet( idlClass, "fields" ), item_str );
2261 char* fname = osrfHashGet(field, "name");
2263 if (!field) continue;
2268 buffer_add(select_buf, ",");
2272 char* i18n = osrfHashGet(field, "i18n");
2273 if (jsonBoolIsTrue(jsonObjectGetKey( order_hash, "no_i18n" )))
2276 if ( i18n && !strncasecmp("true", i18n, 4)) {
2277 char* pkey = osrfHashGet(idlClass, "primarykey");
2278 char* tname = osrfHashGet(idlClass, "tablename");
2280 buffer_fadd(select_buf, " oils_i18n_xlate('%s', '%s', '%s', \"%s\".%s::TEXT, '%s') AS \"%s\"", tname, fname, pkey, cname, pkey, locale, fname);
2282 buffer_fadd(select_buf, " \"%s\".%s", cname, fname);
2285 buffer_fadd(select_buf, " \"%s\".%s", cname, fname);
2289 jsonObjectIteratorFree(select_itr);
2292 jsonObjectIteratorFree(class_itr);
2294 char* col_list = buffer_release(select_buf);
2295 char* table = getSourceDefinition(meta);
2297 buffer_fadd(sql_buf, "SELECT %s FROM %s AS \"%s\"", col_list, table, core_class );
2302 char* join_clause = searchJOIN( join_hash, meta );
2303 buffer_fadd(sql_buf, " %s", join_clause);
2307 char* tmpsql = buffer_data(sql_buf);
2308 osrfLogDebug(OSRF_LOG_MARK, "%s pre-predicate SQL = %s", MODULENAME, tmpsql);
2311 buffer_add(sql_buf, " WHERE ");
2313 char* pred = searchWHERE( search_hash, meta, AND_OP_JOIN );
2315 osrfAppSessionStatus(
2317 OSRF_STATUS_INTERNALSERVERERROR,
2318 "osrfMethodException",
2320 "Severe query error -- see error log for more details"
2322 buffer_free(sql_buf);
2323 if(defaultselhash) jsonObjectFree(defaultselhash);
2326 buffer_add(sql_buf, pred);
2331 char* string = NULL;
2332 if ( (_tmp = jsonObjectGetKeyConst( order_hash, "order_by" )) ){
2334 growing_buffer* order_buf = buffer_init(128);
2337 jsonObjectIterator* class_itr = jsonNewObjectIterator( _tmp );
2338 while ( (snode = jsonObjectIteratorNext( class_itr )) ) {
2340 if (!jsonObjectGetKeyConst(selhash,snode->key))
2343 if ( snode->item->type == JSON_HASH ) {
2345 jsonObjectIterator* order_itr = jsonNewObjectIterator( snode->item );
2346 while ( (onode = jsonObjectIteratorNext( order_itr )) ) {
2348 if (!oilsIDLFindPath( "/%s/fields/%s", snode->key, onode->key ))
2351 char* direction = NULL;
2352 if ( onode->item->type == JSON_HASH ) {
2353 if ( jsonObjectGetKeyConst( onode->item, "transform" ) ) {
2354 string = searchFieldTransform(
2356 oilsIDLFindPath( "/%s/fields/%s", snode->key, onode->key ),
2360 growing_buffer* field_buf = buffer_init(16);
2361 buffer_fadd(field_buf, "\"%s\".%s", snode->key, onode->key);
2362 string = buffer_release(field_buf);
2365 if ( (_tmp = jsonObjectGetKeyConst( onode->item, "direction" )) ) {
2366 direction = jsonObjectToSimpleString(_tmp);
2367 if (!strncasecmp(direction, "d", 1)) {
2369 direction = " DESC";
2377 string = strdup(onode->key);
2378 direction = jsonObjectToSimpleString(onode->item);
2379 if (!strncasecmp(direction, "d", 1)) {
2381 direction = " DESC";
2391 buffer_add(order_buf, ", ");
2394 buffer_add(order_buf, string);
2398 buffer_add(order_buf, direction);
2403 jsonObjectIteratorFree(order_itr);
2406 string = jsonObjectToSimpleString(snode->item);
2407 buffer_add(order_buf, string);
2414 jsonObjectIteratorFree(class_itr);
2416 string = buffer_release(order_buf);
2418 if (strlen(string)) {
2429 if ( (_tmp = jsonObjectGetKeyConst( order_hash, "limit" )) ){
2430 string = jsonObjectToSimpleString(_tmp);
2439 _tmp = jsonObjectGetKeyConst( order_hash, "offset" );
2441 string = jsonObjectToSimpleString(_tmp);
2451 if (defaultselhash) jsonObjectFree(defaultselhash);
2453 buffer_add(sql_buf, ";");
2454 return buffer_release(sql_buf);
2457 int doJSONSearch ( osrfMethodContext* ctx ) {
2458 OSRF_METHOD_VERIFY_CONTEXT(ctx);
2459 osrfLogDebug(OSRF_LOG_MARK, "Recieved query request");
2464 dbhandle = writehandle;
2466 jsonObject* hash = jsonObjectGetIndex(ctx->params, 0);
2470 if (jsonBoolIsTrue(jsonObjectGetKey( hash, "distinct" )))
2471 flags |= SELECT_DISTINCT;
2473 if ( ((int)jsonObjectGetNumber(jsonObjectGetKey( hash, "distinct" ))) == 1 ) // support 1/0 for perl's sake
2474 flags |= SELECT_DISTINCT;
2476 if (jsonBoolIsTrue(jsonObjectGetKey( hash, "no_i18n" )))
2477 flags |= DISABLE_I18N;
2479 if ( ((int)jsonObjectGetNumber(jsonObjectGetKey( hash, "no_i18n" ))) == 1 ) // support 1/0 for perl's sake
2480 flags |= DISABLE_I18N;
2482 osrfLogDebug(OSRF_LOG_MARK, "Building SQL ...");
2485 jsonObjectGetKey( hash, "select" ),
2486 jsonObjectGetKey( hash, "from" ),
2487 jsonObjectGetKey( hash, "where" ),
2488 jsonObjectGetKey( hash, "having" ),
2489 jsonObjectGetKey( hash, "order_by" ),
2490 jsonObjectGetKey( hash, "limit" ),
2491 jsonObjectGetKey( hash, "offset" ),
2500 osrfLogDebug(OSRF_LOG_MARK, "%s SQL = %s", MODULENAME, sql);
2501 dbi_result result = dbi_conn_query(dbhandle, sql);
2504 osrfLogDebug(OSRF_LOG_MARK, "Query returned with no errors");
2506 if (dbi_result_first_row(result)) {
2507 /* JSONify the result */
2508 osrfLogDebug(OSRF_LOG_MARK, "Query returned at least one row");
2511 jsonObject* return_val = oilsMakeJSONFromResult( result );
2512 osrfAppRespond( ctx, return_val );
2513 jsonObjectFree( return_val );
2514 } while (dbi_result_next_row(result));
2517 osrfLogDebug(OSRF_LOG_MARK, "%s returned no results for query %s", MODULENAME, sql);
2520 osrfAppRespondComplete( ctx, NULL );
2522 /* clean up the query */
2523 dbi_result_free(result);
2527 osrfLogError(OSRF_LOG_MARK, "%s: Error with query [%s]", MODULENAME, sql);
2528 osrfAppSessionStatus(
2530 OSRF_STATUS_INTERNALSERVERERROR,
2531 "osrfMethodException",
2533 "Severe query error -- see error log for more details"
2541 static jsonObject* doFieldmapperSearch ( osrfMethodContext* ctx, osrfHash* meta,
2542 const jsonObject* params, int* err ) {
2545 dbhandle = writehandle;
2547 osrfHash* links = osrfHashGet(meta, "links");
2548 osrfHash* fields = osrfHashGet(meta, "fields");
2549 char* core_class = osrfHashGet(meta, "classname");
2550 char* pkey = osrfHashGet(meta, "primarykey");
2552 const jsonObject* _tmp;
2554 jsonObject* search_hash = jsonObjectGetIndex(params, 0);
2555 jsonObject* order_hash = jsonObjectGetIndex(params, 1);
2557 char* sql = buildSELECT( search_hash, order_hash, meta, ctx );
2563 osrfLogDebug(OSRF_LOG_MARK, "%s SQL = %s", MODULENAME, sql);
2564 dbi_result result = dbi_conn_query(dbhandle, sql);
2566 jsonObject* res_list = jsonParseString("[]");
2568 osrfLogDebug(OSRF_LOG_MARK, "Query returned with no errors");
2569 osrfHash* dedup = osrfNewHash();
2571 if (dbi_result_first_row(result)) {
2572 /* JSONify the result */
2573 osrfLogDebug(OSRF_LOG_MARK, "Query returned at least one row");
2575 obj = oilsMakeFieldmapperFromResult( result, meta );
2576 int pkey_pos = atoi( osrfHashGet( osrfHashGet( fields, pkey ), "array_position" ) );
2577 char* pkey_val = jsonObjectToSimpleString( jsonObjectGetIndex( obj, pkey_pos ) );
2578 if ( osrfHashGet( dedup, pkey_val ) ) {
2579 jsonObjectFree(obj);
2582 osrfHashSet( dedup, pkey_val, pkey_val );
2583 jsonObjectPush(res_list, obj);
2585 } while (dbi_result_next_row(result));
2587 osrfLogDebug(OSRF_LOG_MARK, "%s returned no results for query %s", MODULENAME, sql);
2590 osrfHashFree(dedup);
2592 /* clean up the query */
2593 dbi_result_free(result);
2596 osrfLogError(OSRF_LOG_MARK, "%s: Error retrieving %s with query [%s]", MODULENAME, osrfHashGet(meta, "fieldmapper"), sql);
2597 osrfAppSessionStatus(
2599 OSRF_STATUS_INTERNALSERVERERROR,
2600 "osrfMethodException",
2602 "Severe query error -- see error log for more details"
2606 jsonObjectFree(res_list);
2613 if (res_list->size && order_hash) {
2614 _tmp = jsonObjectGetKeyConst( order_hash, "flesh" );
2616 int x = (int)jsonObjectGetNumber(_tmp);
2617 if (x == -1 || x > max_flesh_depth) x = max_flesh_depth;
2619 const jsonObject* temp_blob;
2620 if ((temp_blob = jsonObjectGetKeyConst( order_hash, "flesh_fields" )) && x > 0) {
2622 jsonObject* flesh_blob = jsonObjectClone( temp_blob );
2623 const jsonObject* flesh_fields = jsonObjectGetKeyConst( flesh_blob, core_class );
2625 osrfStringArray* link_fields = NULL;
2628 if (flesh_fields->size == 1) {
2629 char* _t = jsonObjectToSimpleString( jsonObjectGetIndex( flesh_fields, 0 ) );
2630 if (!strcmp(_t,"*")) link_fields = osrfHashKeys( links );
2636 link_fields = osrfNewStringArray(1);
2637 jsonObjectIterator* _i = jsonNewObjectIterator( flesh_fields );
2638 while ((_f = jsonObjectIteratorNext( _i ))) {
2639 osrfStringArrayAdd( link_fields, jsonObjectToSimpleString( _f->item ) );
2641 jsonObjectIteratorFree(_i);
2645 jsonObjectNode* cur;
2646 jsonObjectIterator* itr = jsonNewObjectIterator( res_list );
2647 while ((cur = jsonObjectIteratorNext( itr ))) {
2652 while ( (link_field = osrfStringArrayGetString(link_fields, i++)) ) {
2654 osrfLogDebug(OSRF_LOG_MARK, "Starting to flesh %s", link_field);
2656 osrfHash* kid_link = osrfHashGet(links, link_field);
2657 if (!kid_link) continue;
2659 osrfHash* field = osrfHashGet(fields, link_field);
2660 if (!field) continue;
2662 osrfHash* value_field = field;
2664 osrfHash* kid_idl = osrfHashGet(oilsIDL(), osrfHashGet(kid_link, "class"));
2665 if (!kid_idl) continue;
2667 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "has_many" ))) { // has_many
2668 value_field = osrfHashGet( fields, osrfHashGet(meta, "primarykey") );
2671 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "might_have" ))) { // might_have
2672 value_field = osrfHashGet( fields, osrfHashGet(meta, "primarykey") );
2675 osrfStringArray* link_map = osrfHashGet( kid_link, "map" );
2677 if (link_map->size > 0) {
2678 jsonObject* _kid_key = jsonParseString("[]");
2681 jsonNewObject( osrfStringArrayGetString( link_map, 0 ) )
2686 osrfHashGet(kid_link, "class"),
2693 "Link field: %s, remote class: %s, fkey: %s, reltype: %s",
2694 osrfHashGet(kid_link, "field"),
2695 osrfHashGet(kid_link, "class"),
2696 osrfHashGet(kid_link, "key"),
2697 osrfHashGet(kid_link, "reltype")
2700 jsonObject* fake_params = jsonParseString("[]");
2701 jsonObjectPush(fake_params, jsonParseString("{}")); // search hash
2702 jsonObjectPush(fake_params, jsonParseString("{}")); // order/flesh hash
2704 osrfLogDebug(OSRF_LOG_MARK, "Creating dummy params object...");
2707 jsonObjectToSimpleString(
2710 atoi( osrfHashGet(value_field, "array_position") )
2715 osrfLogDebug(OSRF_LOG_MARK, "Nothing to search for!");
2720 jsonObjectGetIndex(fake_params, 0),
2721 osrfHashGet(kid_link, "key"),
2722 jsonNewObject( search_key )
2729 jsonObjectGetIndex(fake_params, 1),
2731 jsonNewNumberObject( (double)(x - 1 + link_map->size) )
2735 jsonObjectSetKey( jsonObjectGetIndex(fake_params, 1), "flesh_fields", jsonObjectClone(flesh_blob) );
2737 if (jsonObjectGetKeyConst(order_hash, "order_by")) {
2739 jsonObjectGetIndex(fake_params, 1),
2741 jsonObjectClone(jsonObjectGetKeyConst(order_hash, "order_by"))
2745 if (jsonObjectGetKeyConst(order_hash, "select")) {
2747 jsonObjectGetIndex(fake_params, 1),
2749 jsonObjectClone(jsonObjectGetKeyConst(order_hash, "select"))
2753 jsonObject* kids = doFieldmapperSearch(ctx, kid_idl, fake_params, err);
2756 jsonObjectFree( fake_params );
2757 osrfStringArrayFree(link_fields);
2758 jsonObjectIteratorFree(itr);
2759 jsonObjectFree(res_list);
2760 jsonObjectFree(flesh_blob);
2764 osrfLogDebug(OSRF_LOG_MARK, "Search for %s return %d linked objects", osrfHashGet(kid_link, "class"), kids->size);
2766 jsonObject* X = NULL;
2767 if ( link_map->size > 0 && kids->size > 0 ) {
2769 kids = jsonParseString("[]");
2771 jsonObjectNode* _k_node;
2772 jsonObjectIterator* _k = jsonNewObjectIterator( X );
2773 while ((_k_node = jsonObjectIteratorNext( _k ))) {
2779 (unsigned long)atoi(
2785 osrfHashGet(kid_link, "class")
2789 osrfStringArrayGetString( link_map, 0 )
2800 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "has_a" )) || !(strcmp( osrfHashGet(kid_link, "reltype"), "might_have" ))) {
2801 osrfLogDebug(OSRF_LOG_MARK, "Storing fleshed objects in %s", osrfHashGet(kid_link, "field"));
2804 (unsigned long)atoi( osrfHashGet( field, "array_position" ) ),
2805 jsonObjectClone( jsonObjectGetIndex(kids, 0) )
2809 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "has_many" ))) { // has_many
2810 osrfLogDebug(OSRF_LOG_MARK, "Storing fleshed objects in %s", osrfHashGet(kid_link, "field"));
2813 (unsigned long)atoi( osrfHashGet( field, "array_position" ) ),
2814 jsonObjectClone( kids )
2819 jsonObjectFree(kids);
2823 jsonObjectFree( kids );
2824 jsonObjectFree( fake_params );
2826 osrfLogDebug(OSRF_LOG_MARK, "Fleshing of %s complete", osrfHashGet(kid_link, "field"));
2827 osrfLogDebug(OSRF_LOG_MARK, "%s", jsonObjectToJSON(cur->item));
2831 jsonObjectFree( flesh_blob );
2832 osrfStringArrayFree(link_fields);
2833 jsonObjectIteratorFree(itr);
2842 static jsonObject* doUpdate(osrfMethodContext* ctx, int* err ) {
2844 osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
2845 jsonObject* target = jsonObjectGetIndex(ctx->params, 0);
2847 if (!verifyObjectClass(ctx, target)) {
2852 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
2853 osrfAppSessionStatus(
2855 OSRF_STATUS_BADREQUEST,
2856 "osrfMethodException",
2858 "No active transaction -- required for UPDATE"
2864 if (osrfHashGet( meta, "readonly" ) && strncasecmp("true", osrfHashGet( meta, "readonly" ), 4)) {
2865 osrfAppSessionStatus(
2867 OSRF_STATUS_BADREQUEST,
2868 "osrfMethodException",
2870 "Cannot UPDATE readonly class"
2876 dbhandle = writehandle;
2878 char* trans_id = osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" );
2880 // Set the last_xact_id
2881 osrfHash* last_xact_id;
2882 if ((last_xact_id = oilsIDLFindPath("/%s/fields/last_xact_id", target->classname))) {
2883 int index = atoi( osrfHashGet(last_xact_id, "array_position") );
2884 osrfLogDebug(OSRF_LOG_MARK, "Setting last_xact_id to %s on %s at position %d", trans_id, target->classname, index);
2885 jsonObjectSetIndex(target, index, jsonNewObject(trans_id));
2888 char* pkey = osrfHashGet(meta, "primarykey");
2889 osrfHash* fields = osrfHashGet(meta, "fields");
2892 jsonObjectToSimpleString(
2895 atoi( osrfHashGet( osrfHashGet( fields, pkey ), "array_position" ) )
2901 "%s updating %s object with %s = %s",
2903 osrfHashGet(meta, "fieldmapper"),
2908 growing_buffer* sql = buffer_init(128);
2909 buffer_fadd(sql,"UPDATE %s SET", osrfHashGet(meta, "tablename"));
2914 osrfStringArray* field_list = osrfHashKeys( fields );
2915 while ( (field_name = osrfStringArrayGetString(field_list, i++)) ) {
2917 osrfHash* field = osrfHashGet( fields, field_name );
2919 if(!( strcmp( field_name, pkey ) )) continue;
2920 if(!( strcmp( osrfHashGet(osrfHashGet(fields,field_name), "virtual"), "true" ) )) continue;
2922 jsonObject* field_object = jsonObjectGetIndex( target, atoi(osrfHashGet(field, "array_position")) );
2925 if (field_object && field_object->classname) {
2926 value = jsonObjectToSimpleString(
2932 oilsIDLFindPath("/%s/fields", field_object->classname),
2933 (char*)oilsIDLFindPath("/%s/primarykey", field_object->classname)
2942 value = jsonObjectToSimpleString( field_object );
2945 osrfLogDebug( OSRF_LOG_MARK, "Updating %s object with %s = %s", osrfHashGet(meta, "fieldmapper"), field_name, value);
2947 if (!field_object || field_object->type == JSON_NULL) {
2948 if ( !(!( strcmp( osrfHashGet(meta, "classname"), "au" ) ) && !( strcmp( field_name, "passwd" ) )) ) { // arg at the special case!
2949 if (first) first = 0;
2950 else buffer_add(sql, ",");
2951 buffer_fadd( sql, " %s = NULL", field_name );
2954 } else if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
2955 if (first) first = 0;
2956 else buffer_add(sql, ",");
2958 if ( !strncmp(osrfHashGet(field, "datatype"), "INT", (size_t)3) ) {
2959 buffer_fadd( sql, " %s = %ld", field_name, atol(value) );
2960 } else if ( !strcmp(osrfHashGet(field, "datatype"), "NUMERIC") ) {
2961 buffer_fadd( sql, " %s = %f", field_name, atof(value) );
2964 osrfLogDebug( OSRF_LOG_MARK, "%s is of type %s", field_name, osrfHashGet(field, "datatype"));
2967 if ( dbi_conn_quote_string(dbhandle, &value) ) {
2968 if (first) first = 0;
2969 else buffer_add(sql, ",");
2970 buffer_fadd( sql, " %s = %s", field_name, value );
2973 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting string [%s]", MODULENAME, value);
2974 osrfAppSessionStatus(
2976 OSRF_STATUS_INTERNALSERVERERROR,
2977 "osrfMethodException",
2979 "Error quoting string -- please see the error log for more details"
2993 jsonObject* obj = jsonParseString(id);
2995 if ( strcmp( osrfHashGet( osrfHashGet( osrfHashGet(meta, "fields"), pkey ), "primitive" ), "number" ) )
2996 dbi_conn_quote_string(dbhandle, &id);
2998 buffer_fadd( sql, " WHERE %s = %s;", pkey, id );
3000 char* query = buffer_release(sql);
3001 osrfLogDebug(OSRF_LOG_MARK, "%s: Update SQL [%s]", MODULENAME, query);
3003 dbi_result result = dbi_conn_query(dbhandle, query);
3007 jsonObjectFree(obj);
3008 obj = jsonNewObject(NULL);
3011 "%s ERROR updating %s object with %s = %s",
3013 osrfHashGet(meta, "fieldmapper"),
3024 static jsonObject* doDelete(osrfMethodContext* ctx, int* err ) {
3026 osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
3028 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
3029 osrfAppSessionStatus(
3031 OSRF_STATUS_BADREQUEST,
3032 "osrfMethodException",
3034 "No active transaction -- required for DELETE"
3040 if (osrfHashGet( meta, "readonly" ) && strncasecmp("true", osrfHashGet( meta, "readonly" ), 4)) {
3041 osrfAppSessionStatus(
3043 OSRF_STATUS_BADREQUEST,
3044 "osrfMethodException",
3046 "Cannot DELETE readonly class"
3052 dbhandle = writehandle;
3056 char* pkey = osrfHashGet(meta, "primarykey");
3059 if (jsonObjectGetIndex(ctx->params, 0)->classname) {
3060 if (!verifyObjectClass(ctx, jsonObjectGetIndex( ctx->params, 0 ))) {
3065 id = jsonObjectToSimpleString(
3067 jsonObjectGetIndex(ctx->params, 0),
3068 atoi( osrfHashGet( osrfHashGet( osrfHashGet(meta, "fields"), pkey ), "array_position") )
3072 id = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
3077 "%s deleting %s object with %s = %s",
3079 osrfHashGet(meta, "fieldmapper"),
3084 obj = jsonParseString(id);
3086 if ( strcmp( osrfHashGet( osrfHashGet( osrfHashGet(meta, "fields"), pkey ), "primitive" ), "number" ) )
3087 dbi_conn_quote_string(writehandle, &id);
3089 dbi_result result = dbi_conn_queryf(writehandle, "DELETE FROM %s WHERE %s = %s;", osrfHashGet(meta, "tablename"), pkey, id);
3092 jsonObjectFree(obj);
3093 obj = jsonNewObject(NULL);
3096 "%s ERROR deleting %s object with %s = %s",
3098 osrfHashGet(meta, "fieldmapper"),
3111 static jsonObject* oilsMakeFieldmapperFromResult( dbi_result result, osrfHash* meta) {
3112 if(!(result && meta)) return jsonNULL;
3114 jsonObject* object = jsonNewObject(NULL);
3115 jsonObjectSetClass(object, osrfHashGet(meta, "classname"));
3117 osrfHash* fields = osrfHashGet(meta, "fields");
3119 osrfLogInternal(OSRF_LOG_MARK, "Setting object class to %s ", object->classname);
3123 char dt_string[256];
3127 int columnIndex = 1;
3129 unsigned short type;
3130 const char* columnName;
3132 /* cycle through the column list */
3133 while( (columnName = dbi_result_get_field_name(result, columnIndex++)) ) {
3135 osrfLogInternal(OSRF_LOG_MARK, "Looking for column named [%s]...", (char*)columnName);
3137 fmIndex = -1; // reset the position
3139 /* determine the field type and storage attributes */
3140 type = dbi_result_get_field_type(result, columnName);
3141 attr = dbi_result_get_field_attribs(result, columnName);
3143 /* fetch the fieldmapper index */
3144 if( (_f = osrfHashGet(fields, (char*)columnName)) ) {
3145 char* virt = (char*)osrfHashGet(_f, "virtual");
3146 char* pos = (char*)osrfHashGet(_f, "array_position");
3148 if ( !virt || !pos || !(strcmp( virt, "true" )) ) continue;
3150 fmIndex = atoi( pos );
3151 osrfLogInternal(OSRF_LOG_MARK, "... Found column at position [%s]...", pos);
3156 if (dbi_result_field_is_null(result, columnName)) {
3157 jsonObjectSetIndex( object, fmIndex, jsonNewObject(NULL) );
3162 case DBI_TYPE_INTEGER :
3164 if( attr & DBI_INTEGER_SIZE8 )
3165 jsonObjectSetIndex( object, fmIndex,
3166 jsonNewNumberObject(dbi_result_get_longlong(result, columnName)));
3168 jsonObjectSetIndex( object, fmIndex,
3169 jsonNewNumberObject(dbi_result_get_long(result, columnName)));
3173 case DBI_TYPE_DECIMAL :
3174 jsonObjectSetIndex( object, fmIndex,
3175 jsonNewNumberObject(dbi_result_get_double(result, columnName)));
3178 case DBI_TYPE_STRING :
3184 jsonNewObject( dbi_result_get_string(result, columnName) )
3189 case DBI_TYPE_DATETIME :
3191 memset(dt_string, '\0', sizeof(dt_string));
3192 memset(&gmdt, '\0', sizeof(gmdt));
3193 memset(&_tmp_dt, '\0', sizeof(_tmp_dt));
3195 _tmp_dt = dbi_result_get_datetime(result, columnName);
3197 localtime_r( &_tmp_dt, &gmdt );
3199 if (!(attr & DBI_DATETIME_DATE)) {
3200 strftime(dt_string, 255, "%T", &gmdt);
3201 } else if (!(attr & DBI_DATETIME_TIME)) {
3202 strftime(dt_string, 255, "%F", &gmdt);
3204 strftime(dt_string, 255, "%FT%T%z", &gmdt);
3207 jsonObjectSetIndex( object, fmIndex, jsonNewObject(dt_string) );
3211 case DBI_TYPE_BINARY :
3212 osrfLogError( OSRF_LOG_MARK,
3213 "Can't do binary at column %s : index %d", columnName, columnIndex - 1);
3221 static jsonObject* oilsMakeJSONFromResult( dbi_result result ) {
3222 if(!result) return jsonNULL;
3224 jsonObject* object = jsonNewObject(NULL);
3227 char dt_string[256];
3231 int columnIndex = 1;
3233 unsigned short type;
3234 const char* columnName;
3236 /* cycle through the column list */
3237 while( (columnName = dbi_result_get_field_name(result, columnIndex++)) ) {
3239 osrfLogInternal(OSRF_LOG_MARK, "Looking for column named [%s]...", (char*)columnName);
3241 fmIndex = -1; // reset the position
3243 /* determine the field type and storage attributes */
3244 type = dbi_result_get_field_type(result, columnName);
3245 attr = dbi_result_get_field_attribs(result, columnName);
3247 if (dbi_result_field_is_null(result, columnName)) {
3248 jsonObjectSetKey( object, columnName, jsonNewObject(NULL) );
3253 case DBI_TYPE_INTEGER :
3255 if( attr & DBI_INTEGER_SIZE8 )
3256 jsonObjectSetKey( object, columnName, jsonNewNumberObject(dbi_result_get_longlong(result, columnName)) );
3258 jsonObjectSetKey( object, columnName, jsonNewNumberObject(dbi_result_get_long(result, columnName)) );
3261 case DBI_TYPE_DECIMAL :
3262 jsonObjectSetKey( object, columnName, jsonNewNumberObject(dbi_result_get_double(result, columnName)) );
3265 case DBI_TYPE_STRING :
3266 jsonObjectSetKey( object, columnName, jsonNewObject(dbi_result_get_string(result, columnName)) );
3269 case DBI_TYPE_DATETIME :
3271 memset(dt_string, '\0', sizeof(dt_string));
3272 memset(&gmdt, '\0', sizeof(gmdt));
3273 memset(&_tmp_dt, '\0', sizeof(_tmp_dt));
3275 _tmp_dt = dbi_result_get_datetime(result, columnName);
3277 localtime_r( &_tmp_dt, &gmdt );
3279 if (!(attr & DBI_DATETIME_DATE)) {
3280 strftime(dt_string, 255, "%T", &gmdt);
3281 } else if (!(attr & DBI_DATETIME_TIME)) {
3282 strftime(dt_string, 255, "%F", &gmdt);
3284 strftime(dt_string, 255, "%FT%T%z", &gmdt);
3287 jsonObjectSetKey( object, columnName, jsonNewObject(dt_string) );
3290 case DBI_TYPE_BINARY :
3291 osrfLogError( OSRF_LOG_MARK,
3292 "Can't do binary at column %s : index %d", columnName, columnIndex - 1);