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 dbi_conn_query(writehandle, "ROLLBACK;");
84 dbi_conn_close(writehandle);
89 dbi_conn_close(dbhandle);
91 // XXX add cleanup of readHandles whenever that gets used
96 int osrfAppInitialize() {
97 growing_buffer* method_name;
99 osrfLogInfo(OSRF_LOG_MARK, "Initializing the CStore Server...");
100 osrfLogInfo(OSRF_LOG_MARK, "Finding XML file...");
102 if (!oilsIDLInit( osrf_settings_host_value("/IDL") )) return 1; /* return non-zero to indicate error */
104 // Generic search thingy
105 method_name = buffer_init(64);
106 buffer_fadd(method_name, "%s.json_query", MODULENAME);
107 char* method_str = buffer_data(method_name);
108 osrfAppRegisterMethod( MODULENAME, method_str, "doJSONSearch", "", 1, OSRF_METHOD_STREAMING );
111 // first we register all the transaction and savepoint methods
112 buffer_reset(method_name);
113 buffer_fadd(method_name, "%s.transaction.begin", MODULENAME);
114 method_str = buffer_data(method_name);
115 osrfAppRegisterMethod( MODULENAME, method_str, "beginTransaction", "", 0, 0 );
118 buffer_reset(method_name);
119 buffer_fadd(method_name, "%s.transaction.commit", MODULENAME);
120 method_str = buffer_data(method_name);
121 osrfAppRegisterMethod( MODULENAME, method_str, "commitTransaction", "", 0, 0 );
124 buffer_reset(method_name);
125 buffer_fadd(method_name, "%s.transaction.rollback", MODULENAME);
126 method_str = buffer_data(method_name);
127 osrfAppRegisterMethod( MODULENAME, method_str, "rollbackTransaction", "", 0, 0 );
130 buffer_reset(method_name);
131 buffer_fadd(method_name, "%s.savepoint.set", MODULENAME);
132 method_str = buffer_data(method_name);
133 osrfAppRegisterMethod( MODULENAME, method_str, "setSavepoint", "", 1, 0 );
136 buffer_reset(method_name);
137 buffer_fadd(method_name, "%s.savepoint.release", MODULENAME);
138 method_str = buffer_data(method_name);
139 osrfAppRegisterMethod( MODULENAME, method_str, "releaseSavepoint", "", 1, 0 );
142 buffer_reset(method_name);
143 buffer_fadd(method_name, "%s.savepoint.rollback", MODULENAME);
144 method_str = buffer_data(method_name);
145 osrfAppRegisterMethod( MODULENAME, method_str, "rollbackSavepoint", "", 1, 0 );
148 buffer_free(method_name);
150 osrfStringArray* global_methods = osrfNewStringArray(6);
152 osrfStringArrayAdd( global_methods, "create" );
153 osrfStringArrayAdd( global_methods, "retrieve" );
154 osrfStringArrayAdd( global_methods, "update" );
155 osrfStringArrayAdd( global_methods, "delete" );
156 osrfStringArrayAdd( global_methods, "search" );
157 osrfStringArrayAdd( global_methods, "id_list" );
161 osrfStringArray* classes = osrfHashKeys( oilsIDL() );
162 osrfLogDebug(OSRF_LOG_MARK, "%d classes loaded", classes->size );
163 osrfLogDebug(OSRF_LOG_MARK, "At least %d methods will be generated", classes->size * global_methods->size);
165 while ( (classname = osrfStringArrayGetString(classes, c_index++)) ) {
166 osrfLogInfo(OSRF_LOG_MARK, "Generating class methods for %s", classname);
168 osrfHash* idlClass = osrfHashGet(oilsIDL(), classname);
170 if (!osrfStringArrayContains( osrfHashGet(idlClass, "controller"), MODULENAME )) {
171 osrfLogInfo(OSRF_LOG_MARK, "%s is not listed as a controller for %s, moving on", MODULENAME, classname);
175 char* virt = osrfHashGet(idlClass, "virtual");
176 if (virt && !strcmp( virt, "true")) {
177 osrfLogDebug(OSRF_LOG_MARK, "Class %s is virtual, skipping", classname );
186 osrfHash* method_meta;
187 while ( (method_type = osrfStringArrayGetString(global_methods, i++)) ) {
188 osrfLogDebug(OSRF_LOG_MARK, "Using files to build %s class methods for %s", method_type, classname);
190 if (!osrfHashGet(idlClass, "fieldmapper")) continue;
192 char* readonly = osrfHashGet(idlClass, "readonly");
194 !strncasecmp( "true", readonly, 4) &&
195 ( *method_type == 'c' || *method_type == 'u' || *method_type == 'd')
198 method_meta = osrfNewHash();
199 osrfHashSet(method_meta, idlClass, "class");
201 _fm = strdup( (char*)osrfHashGet(idlClass, "fieldmapper") );
202 part = strtok_r(_fm, ":", &st_tmp);
204 growing_buffer* method_name = buffer_init(64);
205 buffer_fadd(method_name, "%s.direct.%s", MODULENAME, part);
207 while ((part = strtok_r(NULL, ":", &st_tmp))) {
208 buffer_fadd(method_name, ".%s", part);
210 buffer_fadd(method_name, ".%s", method_type);
213 char* method = buffer_release(method_name);
216 osrfHashSet( method_meta, method, "methodname" );
217 osrfHashSet( method_meta, strdup(method_type), "methodtype" );
220 if (!(strcmp( method_type, "search" )) || !(strcmp( method_type, "id_list" ))) {
221 flags = flags | OSRF_METHOD_STREAMING;
224 osrfAppRegisterExtendedMethod(
227 "dispatchCRUDMethod",
238 osrfStringArrayFree( global_methods );
242 static char* getSourceDefinition( osrfHash* class ) {
244 char* tabledef = osrfHashGet(class, "tablename");
247 growing_buffer* tablebuf = buffer_init(128);
248 tabledef = osrfHashGet(class, "source_definition");
251 buffer_fadd( tablebuf, "(%s)", tabledef );
252 tabledef = buffer_release(tablebuf);
254 tabledef = strdup(tabledef);
261 * Connects to the database
263 int osrfAppChildInit() {
265 osrfLogDebug(OSRF_LOG_MARK, "Attempting to initialize libdbi...");
266 dbi_initialize(NULL);
267 osrfLogDebug(OSRF_LOG_MARK, "... libdbi initialized.");
269 char* driver = osrf_settings_host_value("/apps/%s/app_settings/driver", MODULENAME);
270 char* user = osrf_settings_host_value("/apps/%s/app_settings/database/user", MODULENAME);
271 char* host = osrf_settings_host_value("/apps/%s/app_settings/database/host", MODULENAME);
272 char* port = osrf_settings_host_value("/apps/%s/app_settings/database/port", MODULENAME);
273 char* db = osrf_settings_host_value("/apps/%s/app_settings/database/db", MODULENAME);
274 char* pw = osrf_settings_host_value("/apps/%s/app_settings/database/pw", MODULENAME);
275 char* md = osrf_settings_host_value("/apps/%s/app_settings/max_query_recursion", MODULENAME);
277 osrfLogDebug(OSRF_LOG_MARK, "Attempting to load the database driver [%s]...", driver);
278 writehandle = dbi_conn_new(driver);
281 osrfLogError(OSRF_LOG_MARK, "Error loading database driver [%s]", driver);
284 osrfLogDebug(OSRF_LOG_MARK, "Database driver [%s] seems OK", driver);
286 osrfLogInfo(OSRF_LOG_MARK, "%s connecting to database. host=%s, "
287 "port=%s, user=%s, pw=%s, db=%s", MODULENAME, host, port, user, pw, db );
289 if(host) dbi_conn_set_option(writehandle, "host", host );
290 if(port) dbi_conn_set_option_numeric( writehandle, "port", atoi(port) );
291 if(user) dbi_conn_set_option(writehandle, "username", user);
292 if(pw) dbi_conn_set_option(writehandle, "password", pw );
293 if(db) dbi_conn_set_option(writehandle, "dbname", db );
295 if(md) max_flesh_depth = atoi(md);
296 if(max_flesh_depth < 0) max_flesh_depth = 1;
297 if(max_flesh_depth > 1000) max_flesh_depth = 1000;
306 if (dbi_conn_connect(writehandle) < 0) {
308 if (dbi_conn_connect(writehandle) < 0) {
309 dbi_conn_error(writehandle, &err);
310 osrfLogError( OSRF_LOG_MARK, "Error connecting to database: %s", err);
315 osrfLogInfo(OSRF_LOG_MARK, "%s successfully connected to the database", MODULENAME);
321 osrfStringArray* classes = osrfHashKeys( oilsIDL() );
323 while ( (classname = osrfStringArrayGetString(classes, i++)) ) {
324 osrfHash* class = osrfHashGet( oilsIDL(), classname );
325 osrfHash* fields = osrfHashGet( class, "fields" );
327 char* virt = osrfHashGet(class, "virtual");
328 if (virt && !strcmp( virt, "true")) {
329 osrfLogDebug(OSRF_LOG_MARK, "Class %s is virtual, skipping", classname );
333 char* tabledef = getSourceDefinition(class);
335 growing_buffer* sql_buf = buffer_init(32);
336 buffer_fadd( sql_buf, "SELECT * FROM %s AS x WHERE 1=0;", tabledef );
340 char* sql = buffer_release(sql_buf);
341 osrfLogDebug(OSRF_LOG_MARK, "%s Investigatory SQL = %s", MODULENAME, sql);
343 dbi_result result = dbi_conn_query(writehandle, sql);
349 const char* columnName;
351 while( (columnName = dbi_result_get_field_name(result, columnIndex++)) ) {
353 osrfLogInternal(OSRF_LOG_MARK, "Looking for column named [%s]...", (char*)columnName);
355 /* fetch the fieldmapper index */
356 if( (_f = osrfHashGet(fields, (char*)columnName)) ) {
358 osrfLogDebug(OSRF_LOG_MARK, "Found [%s] in IDL hash...", (char*)columnName);
360 /* determine the field type and storage attributes */
361 type = dbi_result_get_field_type(result, columnName);
362 attr = dbi_result_get_field_attribs(result, columnName);
366 case DBI_TYPE_INTEGER :
368 if ( !osrfHashGet(_f, "primitive") )
369 osrfHashSet(_f,"number", "primitive");
371 if( attr & DBI_INTEGER_SIZE8 )
372 osrfHashSet(_f,"INT8", "datatype");
374 osrfHashSet(_f,"INT", "datatype");
377 case DBI_TYPE_DECIMAL :
378 if ( !osrfHashGet(_f, "primitive") )
379 osrfHashSet(_f,"number", "primitive");
381 osrfHashSet(_f,"NUMERIC", "datatype");
384 case DBI_TYPE_STRING :
385 if ( !osrfHashGet(_f, "primitive") )
386 osrfHashSet(_f,"string", "primitive");
387 osrfHashSet(_f,"TEXT", "datatype");
390 case DBI_TYPE_DATETIME :
391 if ( !osrfHashGet(_f, "primitive") )
392 osrfHashSet(_f,"string", "primitive");
394 osrfHashSet(_f,"TIMESTAMP", "datatype");
397 case DBI_TYPE_BINARY :
398 if ( !osrfHashGet(_f, "primitive") )
399 osrfHashSet(_f,"string", "primitive");
401 osrfHashSet(_f,"BYTEA", "datatype");
406 "Setting [%s] to primitive [%s] and datatype [%s]...",
408 osrfHashGet(_f, "primitive"),
409 osrfHashGet(_f, "datatype")
413 dbi_result_free(result);
415 osrfLogDebug(OSRF_LOG_MARK, "No data found for class [%s]...", (char*)classname);
419 osrfStringArrayFree(classes);
424 void userDataFree( void* blob ) {
425 osrfHashFree( (osrfHash*)blob );
429 static void sessionDataFree( char* key, void* item ) {
430 if (!(strcmp(key,"xact_id"))) {
432 dbi_conn_query(writehandle, "ROLLBACK;");
439 int beginTransaction ( osrfMethodContext* ctx ) {
440 OSRF_METHOD_VERIFY_CONTEXT(ctx);
442 dbi_result result = dbi_conn_query(writehandle, "START TRANSACTION;");
444 osrfLogError(OSRF_LOG_MARK, "%s: Error starting transaction", MODULENAME );
445 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error starting transaction" );
448 jsonObject* ret = jsonNewObject(ctx->session->session_id);
449 osrfAppRespondComplete( ctx, ret );
452 if (!ctx->session->userData) {
453 ctx->session->userData = osrfNewHash();
454 osrfHashSetCallback((osrfHash*)ctx->session->userData, &sessionDataFree);
457 osrfHashSet( (osrfHash*)ctx->session->userData, strdup( ctx->session->session_id ), "xact_id" );
458 ctx->session->userDataFree = &userDataFree;
464 int setSavepoint ( osrfMethodContext* ctx ) {
465 OSRF_METHOD_VERIFY_CONTEXT(ctx);
467 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
468 osrfAppSessionStatus(
470 OSRF_STATUS_INTERNALSERVERERROR,
471 "osrfMethodException",
473 "No active transaction -- required for savepoints"
478 char* spName = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
480 dbi_result result = dbi_conn_queryf(writehandle, "SAVEPOINT \"%s\";", spName);
484 "%s: Error creating savepoint %s in transaction %s",
487 osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )
489 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error creating savepoint" );
493 jsonObject* ret = jsonNewObject(spName);
494 osrfAppRespondComplete( ctx, ret );
501 int releaseSavepoint ( osrfMethodContext* ctx ) {
502 OSRF_METHOD_VERIFY_CONTEXT(ctx);
504 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
505 osrfAppSessionStatus(
507 OSRF_STATUS_INTERNALSERVERERROR,
508 "osrfMethodException",
510 "No active transaction -- required for savepoints"
515 char* spName = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
517 dbi_result result = dbi_conn_queryf(writehandle, "RELEASE SAVEPOINT \"%s\";", spName);
521 "%s: Error releasing savepoint %s in transaction %s",
524 osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )
526 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error releasing savepoint" );
530 jsonObject* ret = jsonNewObject(spName);
531 osrfAppRespondComplete( ctx, ret );
538 int rollbackSavepoint ( osrfMethodContext* ctx ) {
539 OSRF_METHOD_VERIFY_CONTEXT(ctx);
541 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
542 osrfAppSessionStatus(
544 OSRF_STATUS_INTERNALSERVERERROR,
545 "osrfMethodException",
547 "No active transaction -- required for savepoints"
552 char* spName = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
554 dbi_result result = dbi_conn_queryf(writehandle, "ROLLBACK TO SAVEPOINT \"%s\";", spName);
558 "%s: Error rolling back savepoint %s in transaction %s",
561 osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )
563 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error rolling back savepoint" );
567 jsonObject* ret = jsonNewObject(spName);
568 osrfAppRespondComplete( ctx, ret );
575 int commitTransaction ( osrfMethodContext* ctx ) {
576 OSRF_METHOD_VERIFY_CONTEXT(ctx);
578 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
579 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "No active transaction to commit" );
583 dbi_result result = dbi_conn_query(writehandle, "COMMIT;");
585 osrfLogError(OSRF_LOG_MARK, "%s: Error committing transaction", MODULENAME );
586 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error committing transaction" );
589 osrfHashRemove(ctx->session->userData, "xact_id");
590 jsonObject* ret = jsonNewObject(ctx->session->session_id);
591 osrfAppRespondComplete( ctx, ret );
597 int rollbackTransaction ( osrfMethodContext* ctx ) {
598 OSRF_METHOD_VERIFY_CONTEXT(ctx);
600 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
601 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "No active transaction to roll back" );
605 dbi_result result = dbi_conn_query(writehandle, "ROLLBACK;");
607 osrfLogError(OSRF_LOG_MARK, "%s: Error rolling back transaction", MODULENAME );
608 osrfAppSessionStatus( ctx->session, OSRF_STATUS_INTERNALSERVERERROR, "osrfMethodException", ctx->request, "Error rolling back transaction" );
611 osrfHashRemove(ctx->session->userData, "xact_id");
612 jsonObject* ret = jsonNewObject(ctx->session->session_id);
613 osrfAppRespondComplete( ctx, ret );
619 int dispatchCRUDMethod ( osrfMethodContext* ctx ) {
620 OSRF_METHOD_VERIFY_CONTEXT(ctx);
622 osrfHash* meta = (osrfHash*) ctx->method->userData;
623 osrfHash* class_obj = osrfHashGet( meta, "class" );
627 const char* methodtype = osrfHashGet(meta, "methodtype");
628 jsonObject * obj = NULL;
630 if (!strcmp(methodtype, "create")) {
631 obj = doCreate(ctx, &err);
632 osrfAppRespondComplete( ctx, obj );
634 else if (!strcmp(methodtype, "retrieve")) {
635 obj = doRetrieve(ctx, &err);
636 osrfAppRespondComplete( ctx, obj );
638 else if (!strcmp(methodtype, "update")) {
639 obj = doUpdate(ctx, &err);
640 osrfAppRespondComplete( ctx, obj );
642 else if (!strcmp(methodtype, "delete")) {
643 obj = doDelete(ctx, &err);
644 osrfAppRespondComplete( ctx, obj );
646 else if (!strcmp(methodtype, "search")) {
648 obj = doFieldmapperSearch(ctx, class_obj, ctx->params, &err);
652 jsonObjectIterator* itr = jsonNewObjectIterator( obj );
653 while ((cur = jsonObjectIteratorNext( itr ))) {
654 osrfAppRespond( ctx, cur->item );
656 jsonObjectIteratorFree(itr);
657 osrfAppRespondComplete( ctx, NULL );
659 } else if (!strcmp(methodtype, "id_list")) {
661 jsonObject* _p = jsonObjectClone( ctx->params );
662 if (jsonObjectGetIndex( _p, 1 )) {
663 jsonObjectRemoveKey( jsonObjectGetIndex( _p, 1 ), "flesh" );
664 jsonObjectRemoveKey( jsonObjectGetIndex( _p, 1 ), "flesh_columns" );
666 jsonObjectSetIndex( _p, 1, jsonNewObjectType(JSON_HASH) );
669 growing_buffer* sel_list = buffer_init(64);
670 buffer_fadd(sel_list, "{ \"%s\":[\"%s\"] }", osrfHashGet( class_obj, "classname" ), osrfHashGet( class_obj, "primarykey" ));
671 char* _s = buffer_release(sel_list);
673 jsonObjectSetKey( jsonObjectGetIndex( _p, 1 ), "select", jsonParseString(_s) );
674 osrfLogDebug(OSRF_LOG_MARK, "%s: Select qualifer set to [%s]", MODULENAME, _s);
677 obj = doFieldmapperSearch(ctx, class_obj, _p, &err);
682 jsonObjectIterator* itr = jsonNewObjectIterator( obj );
683 while ((cur = jsonObjectIteratorNext( itr ))) {
691 osrfHashGet( class_obj, "fields" ),
692 osrfHashGet( class_obj, "primarykey")
700 jsonObjectIteratorFree(itr);
701 osrfAppRespondComplete( ctx, NULL );
704 osrfAppRespondComplete( ctx, obj );
712 static int verifyObjectClass ( osrfMethodContext* ctx, const jsonObject* param ) {
714 osrfHash* meta = (osrfHash*) ctx->method->userData;
715 osrfHash* class = osrfHashGet( meta, "class" );
717 if (!param->classname || (strcmp( osrfHashGet(class, "classname"), param->classname ))) {
719 growing_buffer* msg = buffer_init(128);
722 "%s: %s method for type %s was passed a %s",
724 osrfHashGet(meta, "methodtype"),
725 osrfHashGet(class, "classname"),
729 char* m = buffer_release(msg);
730 osrfAppSessionStatus( ctx->session, OSRF_STATUS_BADREQUEST, "osrfMethodException", ctx->request, m );
739 static jsonObject* doCreate(osrfMethodContext* ctx, int* err ) {
741 osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
742 jsonObject* target = jsonObjectGetIndex( ctx->params, 0 );
743 jsonObject* options = jsonObjectGetIndex( ctx->params, 1 );
745 if (!verifyObjectClass(ctx, target)) {
750 osrfLogDebug( OSRF_LOG_MARK, "Object seems to be of the correct type" );
752 if (!ctx->session || !ctx->session->userData || !osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
753 osrfLogError( OSRF_LOG_MARK, "No active transaction -- required for CREATE" );
755 osrfAppSessionStatus(
757 OSRF_STATUS_BADREQUEST,
758 "osrfMethodException",
760 "No active transaction -- required for CREATE"
766 if (osrfHashGet( meta, "readonly" ) && strncasecmp("true", osrfHashGet( meta, "readonly" ), 4)) {
767 osrfAppSessionStatus(
769 OSRF_STATUS_BADREQUEST,
770 "osrfMethodException",
772 "Cannot INSERT readonly class"
779 char* trans_id = osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" );
781 // Set the last_xact_id
782 osrfHash* last_xact_id;
783 if ((last_xact_id = oilsIDLFindPath("/%s/fields/last_xact_id", target->classname))) {
784 int index = atoi( osrfHashGet(last_xact_id, "array_position") );
785 osrfLogDebug(OSRF_LOG_MARK, "Setting last_xact_id to %s on %s at position %d", trans_id, target->classname, index);
786 jsonObjectSetIndex(target, index, jsonNewObject(trans_id));
789 osrfLogDebug( OSRF_LOG_MARK, "There is a transaction running..." );
791 dbhandle = writehandle;
793 osrfHash* fields = osrfHashGet(meta, "fields");
794 char* pkey = osrfHashGet(meta, "primarykey");
795 char* seq = osrfHashGet(meta, "sequence");
797 growing_buffer* table_buf = buffer_init(128);
798 growing_buffer* col_buf = buffer_init(128);
799 growing_buffer* val_buf = buffer_init(128);
801 buffer_fadd(table_buf,"INSERT INTO %s", osrfHashGet(meta, "tablename"));
802 buffer_add(col_buf,"(");
803 buffer_add(val_buf,"VALUES (");
809 osrfStringArray* field_list = osrfHashKeys( fields );
810 while ( (field_name = osrfStringArrayGetString(field_list, i++)) ) {
812 osrfHash* field = osrfHashGet( fields, field_name );
814 if(!( strcmp( osrfHashGet(osrfHashGet(fields,field_name), "virtual"), "true" ) )) continue;
816 jsonObject* field_object = jsonObjectGetIndex( target, atoi(osrfHashGet(field, "array_position")) );
819 if (field_object && field_object->classname) {
820 value = jsonObjectToSimpleString(
826 oilsIDLFindPath("/%s/fields", field_object->classname),
827 (char*)oilsIDLFindPath("/%s/primarykey", field_object->classname)
836 value = jsonObjectToSimpleString( field_object );
843 buffer_add(col_buf, ",");
844 buffer_add(val_buf, ",");
847 buffer_add(col_buf, field_name);
849 if (!field_object || field_object->type == JSON_NULL) {
850 buffer_add( val_buf, "DEFAULT" );
852 } else if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
853 if ( !strcmp(osrfHashGet(field, "datatype"), "INT8") ) {
854 buffer_fadd( val_buf, "%lld", atoll(value) );
856 } else if ( !strcmp(osrfHashGet(field, "datatype"), "INT") ) {
857 buffer_fadd( val_buf, "%d", atoi(value) );
859 } else if ( !strcmp(osrfHashGet(field, "datatype"), "NUMERIC") ) {
860 buffer_fadd( val_buf, "%f", atof(value) );
863 if ( dbi_conn_quote_string(writehandle, &value) ) {
864 buffer_fadd( val_buf, "%s", value );
867 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting string [%s]", MODULENAME, value);
868 osrfAppSessionStatus(
870 OSRF_STATUS_INTERNALSERVERERROR,
871 "osrfMethodException",
873 "Error quoting string -- please see the error log for more details"
876 buffer_free(table_buf);
877 buffer_free(col_buf);
878 buffer_free(val_buf);
889 buffer_add(col_buf,")");
890 buffer_add(val_buf,")");
892 char* table_str = buffer_release(table_buf);
893 char* col_str = buffer_release(col_buf);
894 char* val_str = buffer_release(val_buf);
895 growing_buffer* sql = buffer_init(128);
896 buffer_fadd( sql, "%s %s %s;", table_str, col_str, val_str );
901 char* query = buffer_release(sql);
903 osrfLogDebug(OSRF_LOG_MARK, "%s: Insert SQL [%s]", MODULENAME, query);
906 dbi_result result = dbi_conn_query(writehandle, query);
908 jsonObject* obj = NULL;
911 obj = jsonNewObject(NULL);
914 "%s ERROR inserting %s object using query [%s]",
916 osrfHashGet(meta, "fieldmapper"),
919 osrfAppSessionStatus(
921 OSRF_STATUS_INTERNALSERVERERROR,
922 "osrfMethodException",
924 "INSERT error -- please see the error log for more details"
929 int pos = atoi(osrfHashGet( osrfHashGet(fields, pkey), "array_position" ));
930 char* id = jsonObjectToSimpleString(jsonObjectGetIndex(target, pos));
932 unsigned long long new_id = dbi_conn_sequence_last(writehandle, seq);
933 growing_buffer* _id = buffer_init(10);
934 buffer_fadd(_id, "%lld", new_id);
935 id = buffer_release(_id);
938 // Find quietness specification, if present
939 char* quiet_str = NULL;
941 const jsonObject* quiet_obj = jsonObjectGetKeyConst( options, "quiet" );
943 quiet_str = jsonObjectToSimpleString( quiet_obj );
946 if( quiet_str && !strcmp( quiet_str, "true" )) { // if quietness is specified
947 obj = jsonNewObject(id);
951 jsonObject* fake_params = jsonNewObjectType(JSON_ARRAY);
952 jsonObjectPush(fake_params, jsonNewObjectType(JSON_HASH));
955 jsonObjectGetIndex(fake_params, 0),
956 osrfHashGet(meta, "primarykey"),
960 jsonObject* list = doFieldmapperSearch( ctx,meta, fake_params, err);
963 jsonObjectFree( fake_params );
966 obj = jsonObjectClone( jsonObjectGetIndex(list, 0) );
969 jsonObjectFree( list );
970 jsonObjectFree( fake_params );
973 if(quiet_str) free(quiet_str);
984 static jsonObject* doRetrieve(osrfMethodContext* ctx, int* err ) {
986 osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
990 char* id = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
991 jsonObject* order_hash = jsonObjectGetIndex(ctx->params, 1);
995 "%s retrieving %s object with id %s",
997 osrfHashGet(meta, "fieldmapper"),
1001 jsonObject* fake_params = jsonNewObjectType(JSON_ARRAY);
1002 jsonObjectPush(fake_params, jsonNewObjectType(JSON_HASH));
1005 jsonObjectGetIndex(fake_params, 0),
1006 osrfHashGet(meta, "primarykey"),
1012 if (order_hash) jsonObjectPush(fake_params, jsonObjectClone(order_hash) );
1014 jsonObject* list = doFieldmapperSearch( ctx,meta, fake_params, err);
1017 jsonObjectFree( fake_params );
1021 obj = jsonObjectClone( jsonObjectGetIndex(list, 0) );
1023 jsonObjectFree( list );
1024 jsonObjectFree( fake_params );
1029 static char* jsonNumberToDBString ( osrfHash* field, const jsonObject* value ) {
1030 growing_buffer* val_buf = buffer_init(32);
1032 if ( !strncmp(osrfHashGet(field, "datatype"), "INT", (size_t)3) ) {
1033 if (value->type == JSON_NUMBER) buffer_fadd( val_buf, "%ld", (long)jsonObjectGetNumber(value) );
1035 char* val_str = jsonObjectToSimpleString(value);
1036 buffer_fadd( val_buf, "%ld", atol(val_str) );
1040 } else if ( !strcmp(osrfHashGet(field, "datatype"), "NUMERIC") ) {
1041 if (value->type == JSON_NUMBER) buffer_fadd( val_buf, "%f", jsonObjectGetNumber(value) );
1043 char* val_str = jsonObjectToSimpleString(value);
1044 buffer_fadd( val_buf, "%f", atof(val_str) );
1049 return buffer_release(val_buf);
1052 static char* searchINPredicate (const char* class, osrfHash* field,
1053 const jsonObject* node, const char* op) {
1054 growing_buffer* sql_buf = buffer_init(32);
1060 osrfHashGet(field, "name")
1064 buffer_add(sql_buf, "IN (");
1065 } else if (!(strcasecmp(op,"not in"))) {
1066 buffer_add(sql_buf, "NOT IN (");
1068 buffer_add(sql_buf, "IN (");
1071 int in_item_index = 0;
1072 int in_item_first = 1;
1073 jsonObject* in_item;
1074 while ( (in_item = jsonObjectGetIndex(node, in_item_index++)) ) {
1079 buffer_add(sql_buf, ", ");
1081 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1082 char* val = jsonNumberToDBString( field, in_item );
1083 buffer_fadd( sql_buf, "%s", val );
1087 char* key_string = jsonObjectToSimpleString(in_item);
1088 if ( dbi_conn_quote_string(dbhandle, &key_string) ) {
1089 buffer_fadd( sql_buf, "%s", key_string );
1092 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, key_string);
1094 buffer_free(sql_buf);
1105 return buffer_release(sql_buf);
1108 static char* searchValueTransform( const jsonObject* array ) {
1109 growing_buffer* sql_buf = buffer_init(32);
1112 int func_item_index = 0;
1113 int func_item_first = 2;
1114 jsonObject* func_item;
1115 while ( (func_item = jsonObjectGetIndex(array, func_item_index++)) ) {
1117 val = jsonObjectToSimpleString(func_item);
1119 if (func_item_first == 2) {
1120 buffer_fadd(sql_buf, "%s( ", val);
1126 if (func_item_first)
1129 buffer_add(sql_buf, ", ");
1131 if ( dbi_conn_quote_string(dbhandle, &val) ) {
1132 buffer_fadd( sql_buf, "%s", val );
1135 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, val);
1137 buffer_free(sql_buf);
1147 return buffer_release(sql_buf);
1150 static char* searchFunctionPredicate (const char* class, osrfHash* field,
1151 const jsonObjectNode* node) {
1152 growing_buffer* sql_buf = buffer_init(32);
1154 char* val = searchValueTransform(node->item);
1160 osrfHashGet(field, "name"),
1167 return buffer_release(sql_buf);
1170 static char* searchFieldTransform (const char* class, osrfHash* field, const jsonObject* node) {
1171 growing_buffer* sql_buf = buffer_init(32);
1173 char* field_transform = jsonObjectToSimpleString( jsonObjectGetKeyConst( node, "transform" ) );
1174 char* transform_subcolumn = jsonObjectToSimpleString( jsonObjectGetKeyConst( node, "result_field" ) );
1176 if (field_transform) {
1177 buffer_fadd( sql_buf, "%s(\"%s\".%s", field_transform, class, osrfHashGet(field, "name"));
1178 const jsonObject* array = jsonObjectGetKeyConst( node, "params" );
1181 int func_item_index = 0;
1182 jsonObject* func_item;
1183 while ( (func_item = jsonObjectGetIndex(array, func_item_index++)) ) {
1185 char* val = jsonObjectToSimpleString(func_item);
1188 buffer_add( sql_buf, ",NULL" );
1189 } else if ( dbi_conn_quote_string(dbhandle, &val) ) {
1190 buffer_fadd( sql_buf, ",%s", val );
1192 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, val);
1193 free(field_transform);
1195 buffer_free(sql_buf);
1209 buffer_fadd( sql_buf, "\"%s\".%s", class, osrfHashGet(field, "name"));
1212 if (transform_subcolumn) {
1213 char * tmp = buffer_release(sql_buf);
1214 sql_buf = buffer_init(32);
1224 if (field_transform) free(field_transform);
1225 if (transform_subcolumn) free(transform_subcolumn);
1227 return buffer_release(sql_buf);
1230 static char* searchFieldTransformPredicate (const char* class, osrfHash* field, jsonObjectNode* node) {
1231 char* field_transform = searchFieldTransform( class, field, node->item );
1234 if (!jsonObjectGetKeyConst( node->item, "value" )) {
1235 value = searchWHERE( node->item, osrfHashGet( oilsIDL(), class ), AND_OP_JOIN );
1236 } else if (jsonObjectGetKeyConst( node->item, "value" )->type == JSON_ARRAY) {
1237 value = searchValueTransform(jsonObjectGetKeyConst( node->item, "value" ));
1238 } else if (jsonObjectGetKeyConst( node->item, "value" )->type == JSON_HASH) {
1239 value = searchWHERE( jsonObjectGetKeyConst( node->item, "value" ), osrfHashGet( oilsIDL(), class ), AND_OP_JOIN );
1240 } else if (jsonObjectGetKeyConst( node->item, "value" )->type != JSON_NULL) {
1241 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1242 value = jsonNumberToDBString( field, jsonObjectGetKeyConst( node->item, "value" ) );
1244 value = jsonObjectToSimpleString(jsonObjectGetKeyConst( node->item, "value" ));
1245 if ( !dbi_conn_quote_string(dbhandle, &value) ) {
1246 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, value);
1248 free(field_transform);
1254 growing_buffer* sql_buf = buffer_init(32);
1265 free(field_transform);
1267 return buffer_release(sql_buf);
1270 static char* searchSimplePredicate (const char* orig_op, const char* class,
1271 osrfHash* field, const jsonObject* node) {
1275 if (node->type != JSON_NULL) {
1276 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1277 val = jsonNumberToDBString( field, node );
1279 val = jsonObjectToSimpleString(node);
1283 char* pred = searchWriteSimplePredicate( class, field, osrfHashGet(field, "name"), orig_op, val );
1290 static char* searchWriteSimplePredicate ( const char* class, osrfHash* field,
1291 const char* left, const char* orig_op, const char* right ) {
1295 if (right == NULL) {
1296 val = strdup("NULL");
1298 if (strcmp( orig_op, "=" ))
1299 op = strdup("IS NOT");
1303 } else if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1304 val = strdup(right);
1305 op = strdup(orig_op);
1308 val = strdup(right);
1309 if ( !dbi_conn_quote_string(dbhandle, &val) ) {
1310 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key string [%s]", MODULENAME, val);
1314 op = strdup(orig_op);
1317 growing_buffer* sql_buf = buffer_init(16);
1318 buffer_fadd( sql_buf, "\"%s\".%s %s %s", class, left, op, val );
1322 return buffer_release(sql_buf);
1325 static char* searchBETWEENPredicate (const char* class, osrfHash* field, jsonObject* node) {
1330 if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
1331 x_string = jsonNumberToDBString(field, jsonObjectGetIndex(node,0));
1332 y_string = jsonNumberToDBString(field, jsonObjectGetIndex(node,1));
1335 x_string = jsonObjectToSimpleString(jsonObjectGetIndex(node,0));
1336 y_string = jsonObjectToSimpleString(jsonObjectGetIndex(node,1));
1337 if ( !(dbi_conn_quote_string(dbhandle, &x_string) && dbi_conn_quote_string(dbhandle, &y_string)) ) {
1338 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting key strings [%s] and [%s]", MODULENAME, x_string, y_string);
1345 growing_buffer* sql_buf = buffer_init(32);
1346 buffer_fadd( sql_buf, "%s BETWEEN %s AND %s", osrfHashGet(field, "name"), x_string, y_string );
1350 return buffer_release(sql_buf);
1353 static char* searchPredicate ( const char* class, osrfHash* field, jsonObject* node ) {
1356 if (node->type == JSON_ARRAY) { // equality IN search
1357 pred = searchINPredicate( class, field, node, NULL );
1358 } else if (node->type == JSON_HASH) { // non-equality search
1359 jsonObjectNode* pred_node;
1360 jsonObjectIterator* pred_itr = jsonNewObjectIterator( node );
1361 while ( (pred_node = jsonObjectIteratorNext( pred_itr )) ) {
1362 if ( !(strcasecmp( pred_node->key,"between" )) )
1363 pred = searchBETWEENPredicate( class, field, pred_node->item );
1364 else if ( !(strcasecmp( pred_node->key,"in" )) || !(strcasecmp( pred_node->key,"not in" )) )
1365 pred = searchINPredicate( class, field, pred_node->item, pred_node->key );
1366 else if ( pred_node->item->type == JSON_ARRAY )
1367 pred = searchFunctionPredicate( class, field, pred_node );
1368 else if ( pred_node->item->type == JSON_HASH )
1369 pred = searchFieldTransformPredicate( class, field, pred_node );
1371 pred = searchSimplePredicate( pred_node->key, class, field, pred_node->item );
1375 jsonObjectIteratorFree(pred_itr);
1376 } else if (node->type == JSON_NULL) { // IS NULL search
1377 growing_buffer* _p = buffer_init(64);
1380 "\"%s\".%s IS NULL",
1382 osrfHashGet(field, "name")
1384 pred = buffer_release(_p);
1385 } else { // equality search
1386 pred = searchSimplePredicate( "=", class, field, node );
1405 field : call_number,
1421 static char* searchJOIN ( const jsonObject* join_hash, osrfHash* leftmeta ) {
1423 const jsonObject* working_hash;
1424 jsonObject* freeable_hash = NULL;
1426 if (join_hash->type == JSON_STRING) {
1427 // create a wrapper around a copy of the original
1428 char* _tmp = jsonObjectToSimpleString( join_hash );
1429 freeable_hash = jsonNewObjectType(JSON_HASH);
1430 jsonObjectSetKey(freeable_hash, _tmp, NULL);
1432 working_hash = freeable_hash;
1435 working_hash = join_hash;
1437 growing_buffer* join_buf = buffer_init(128);
1438 char* leftclass = osrfHashGet(leftmeta, "classname");
1440 jsonObjectNode* snode = NULL;
1441 jsonObjectIterator* search_itr = jsonNewObjectIterator( working_hash );
1443 jsonObjectFree(freeable_hash);
1445 while ( (snode = jsonObjectIteratorNext( search_itr )) ) {
1446 osrfHash* idlClass = osrfHashGet( oilsIDL(), snode->key );
1448 char* class = osrfHashGet(idlClass, "classname");
1450 char* fkey = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode->item, "fkey" ) );
1451 char* field = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode->item, "field" ) );
1453 if (field && !fkey) {
1454 fkey = (char*)oilsIDLFindPath("/%s/links/%s/key", class, field);
1458 "%s: JOIN failed. No link defined from %s.%s to %s",
1464 buffer_free(join_buf);
1466 jsonObjectIteratorFree(search_itr);
1469 fkey = strdup( fkey );
1471 } else if (!field && fkey) {
1472 field = (char*)oilsIDLFindPath("/%s/links/%s/key", leftclass, fkey );
1476 "%s: JOIN failed. No link defined from %s.%s to %s",
1482 buffer_free(join_buf);
1484 jsonObjectIteratorFree(search_itr);
1487 field = strdup( field );
1489 } else if (!field && !fkey) {
1490 osrfHash* _links = oilsIDLFindPath("/%s/links", leftclass);
1493 osrfStringArray* keys = osrfHashKeys( _links );
1494 while ( (fkey = osrfStringArrayGetString(keys, i++)) ) {
1495 fkey = strdup(osrfStringArrayGetString(keys, i++));
1496 if ( !strcmp( (char*)oilsIDLFindPath("/%s/links/%s/class", leftclass, fkey), class) ) {
1497 field = strdup( (char*)oilsIDLFindPath("/%s/links/%s/key", leftclass, fkey) );
1503 osrfStringArrayFree(keys);
1505 if (!field && !fkey) {
1506 _links = oilsIDLFindPath("/%s/links", class);
1509 keys = osrfHashKeys( _links );
1510 while ( (field = osrfStringArrayGetString(keys, i++)) ) {
1511 field = strdup(osrfStringArrayGetString(keys, i++));
1512 if ( !strcmp( (char*)oilsIDLFindPath("/%s/links/%s/class", class, field), class) ) {
1513 fkey = strdup( (char*)oilsIDLFindPath("/%s/links/%s/key", class, field) );
1519 osrfStringArrayFree(keys);
1522 if (!field && !fkey) {
1525 "%s: JOIN failed. No link defined between %s and %s",
1530 buffer_free(join_buf);
1531 jsonObjectIteratorFree(search_itr);
1537 char* type = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode->item, "type" ) );
1539 if ( !strcasecmp(type,"left") ) {
1540 buffer_add(join_buf, " LEFT JOIN");
1541 } else if ( !strcasecmp(type,"right") ) {
1542 buffer_add(join_buf, " RIGHT JOIN");
1543 } else if ( !strcasecmp(type,"full") ) {
1544 buffer_add(join_buf, " FULL JOIN");
1546 buffer_add(join_buf, " INNER JOIN");
1549 buffer_add(join_buf, " INNER JOIN");
1553 char* table = getSourceDefinition(idlClass);
1554 buffer_fadd(join_buf, " %s AS \"%s\" ON ( \"%s\".%s = \"%s\".%s", table, class, class, field, leftclass, fkey);
1557 const jsonObject* filter = jsonObjectGetKeyConst( snode->item, "filter" );
1559 char* filter_op = jsonObjectToSimpleString( jsonObjectGetKeyConst( snode->item, "filter_op" ) );
1561 if (!strcasecmp("or",filter_op)) {
1562 buffer_add( join_buf, " OR " );
1564 buffer_add( join_buf, " AND " );
1567 buffer_add( join_buf, " AND " );
1570 char* jpred = searchWHERE( filter, idlClass, AND_OP_JOIN );
1571 buffer_fadd( join_buf, " %s", jpred );
1576 buffer_add(join_buf, " ) ");
1578 const jsonObject* join_filter = jsonObjectGetKeyConst( snode->item, "join" );
1580 char* jpred = searchJOIN( join_filter, idlClass );
1581 buffer_fadd( join_buf, " %s", jpred );
1589 jsonObjectIteratorFree(search_itr);
1591 return buffer_release(join_buf);
1596 { +class : { -or|-and : { field : { op : value }, ... } ... }, ... }
1597 { +class : { -or|-and : [ { field : { op : value }, ... }, ...] ... }, ... }
1598 [ { +class : { -or|-and : [ { field : { op : value }, ... }, ...] ... }, ... }, ... ]
1601 static char* searchWHERE ( const jsonObject* search_hash, osrfHash* meta, int opjoin_type ) {
1603 growing_buffer* sql_buf = buffer_init(128);
1605 jsonObjectNode* node = NULL;
1608 if ( search_hash->type == JSON_ARRAY ) {
1609 jsonObjectIterator* search_itr = jsonNewObjectIterator( search_hash );
1610 while ( (node = jsonObjectIteratorNext( search_itr )) ) {
1614 if (opjoin_type == OR_OP_JOIN) buffer_add(sql_buf, " OR ");
1615 else buffer_add(sql_buf, " AND ");
1618 char* subpred = searchWHERE( node->item, meta, opjoin_type );
1619 buffer_fadd(sql_buf, "( %s )", subpred);
1622 jsonObjectIteratorFree(search_itr);
1624 } else if ( search_hash->type == JSON_HASH ) {
1625 jsonObjectIterator* search_itr = jsonNewObjectIterator( search_hash );
1626 while ( (node = jsonObjectIteratorNext( search_itr )) ) {
1631 if (opjoin_type == OR_OP_JOIN) buffer_add(sql_buf, " OR ");
1632 else buffer_add(sql_buf, " AND ");
1635 if ( !strncmp("+",node->key,1) ) {
1636 if ( node->item->type == JSON_STRING ) {
1637 char* subpred = jsonObjectToSimpleString( node->item );
1638 buffer_fadd(sql_buf, " \"%s\".%s ", node->key + 1, subpred);
1641 char* subpred = searchWHERE( node->item, osrfHashGet( oilsIDL(), node->key + 1 ), AND_OP_JOIN );
1642 buffer_fadd(sql_buf, "( %s )", subpred);
1645 } else if ( !strcasecmp("-or",node->key) ) {
1646 char* subpred = searchWHERE( node->item, meta, OR_OP_JOIN );
1647 buffer_fadd(sql_buf, "( %s )", subpred);
1649 } else if ( !strcasecmp("-and",node->key) ) {
1650 char* subpred = searchWHERE( node->item, meta, AND_OP_JOIN );
1651 buffer_fadd(sql_buf, "( %s )", subpred);
1655 char* class = osrfHashGet(meta, "classname");
1656 osrfHash* fields = osrfHashGet(meta, "fields");
1657 osrfHash* field = osrfHashGet( fields, node->key );
1661 char* table = getSourceDefinition(meta);
1664 "%s: Attempt to reference non-existant column %s on %s (%s)",
1670 buffer_free(sql_buf);
1672 jsonObjectIteratorFree(search_itr);
1676 char* subpred = searchPredicate( class, field, node->item );
1677 buffer_add( sql_buf, subpred );
1681 jsonObjectIteratorFree(search_itr);
1684 // ERROR ... only hash and array allowed at this level
1685 char* predicate_string = jsonObjectToJSON( search_hash );
1688 "%s: Invalid predicate structure: %s",
1692 buffer_free(sql_buf);
1693 free(predicate_string);
1698 return buffer_release(sql_buf);
1701 static char* SELECT (
1702 /* method context */ osrfMethodContext* ctx,
1704 /* SELECT */ jsonObject* selhash,
1705 /* FROM */ jsonObject* join_hash,
1706 /* WHERE */ jsonObject* search_hash,
1707 /* HAVING */ jsonObject* having_hash,
1708 /* ORDER BY */ jsonObject* order_hash,
1709 /* LIMIT */ jsonObject* limit,
1710 /* OFFSET */ jsonObject* offset,
1711 /* flags */ int flags
1713 const char* locale = osrf_message_get_last_locale();
1715 // in case we don't get a select list
1716 jsonObject* defaultselhash = NULL;
1718 // general tmp objects
1719 const jsonObject* tmp_const;
1720 jsonObject* _tmp = NULL;
1721 jsonObjectNode* selclass = NULL;
1722 jsonObjectNode* selfield = NULL;
1723 jsonObjectNode* snode = NULL;
1724 jsonObjectNode* onode = NULL;
1725 jsonObject* found = NULL;
1727 char* string = NULL;
1732 // the core search class
1733 char* core_class = NULL;
1735 // metadata about the core search class
1736 osrfHash* core_meta = NULL;
1737 osrfHash* core_fields = NULL;
1738 osrfHash* idlClass = NULL;
1740 // punt if there's no core class
1741 if (!join_hash || ( join_hash->type == JSON_HASH && !join_hash->size ))
1744 // get the core class -- the only key of the top level FROM clause, or a string
1745 if (join_hash->type == JSON_HASH) {
1746 jsonObjectIterator* tmp_itr = jsonNewObjectIterator( join_hash );
1747 snode = jsonObjectIteratorNext( tmp_itr );
1749 core_class = strdup( snode->key );
1750 join_hash = snode->item;
1752 jsonObjectIteratorFree( tmp_itr );
1755 } else if (join_hash->type == JSON_STRING) {
1756 core_class = jsonObjectToSimpleString( join_hash );
1760 // punt if we don't know about the core class
1761 if (!(core_meta = osrfHashGet( oilsIDL(), core_class ))) {
1766 // if the select list is empty, or the core class field list is '*',
1767 // build the default select list ...
1769 selhash = defaultselhash = jsonNewObjectType(JSON_HASH);
1770 jsonObjectSetKey( selhash, core_class, jsonNewObjectType(JSON_ARRAY) );
1771 } else if ( (tmp_const = jsonObjectGetKeyConst( selhash, core_class )) && tmp_const->type == JSON_STRING ) {
1772 char* _x = jsonObjectToSimpleString( tmp_const );
1773 if (!strncmp( "*", _x, 1 )) {
1774 jsonObjectRemoveKey( selhash, core_class );
1775 jsonObjectSetKey( selhash, core_class, jsonNewObjectType(JSON_ARRAY) );
1781 growing_buffer* sql_buf = buffer_init(128);
1783 // temp buffer for the SELECT list
1784 growing_buffer* select_buf = buffer_init(128);
1785 growing_buffer* order_buf = buffer_init(128);
1786 growing_buffer* group_buf = buffer_init(128);
1787 growing_buffer* having_buf = buffer_init(128);
1789 core_fields = osrfHashGet(core_meta, "fields");
1791 // ... and if we /are/ building the default list, do that
1792 if ( (_tmp = jsonObjectGetKey(selhash,core_class)) && !_tmp->size ) {
1797 osrfStringArray* keys = osrfHashKeys( core_fields );
1798 while ( (field = osrfStringArrayGetString(keys, i++)) ) {
1799 if ( strncasecmp( "true", osrfHashGet( osrfHashGet( core_fields, field ), "virtual" ), 4 ) )
1800 jsonObjectPush( _tmp, jsonNewObject( field ) );
1802 osrfStringArrayFree(keys);
1805 // Now we build the actual select list
1807 jsonObject* is_agg = jsonObjectFindPath(selhash, "//aggregate");
1810 jsonObjectIterator* selclass_itr = jsonNewObjectIterator( selhash );
1811 while ( (selclass = jsonObjectIteratorNext( selclass_itr )) ) {
1813 // round trip through the idl, just to be safe
1814 idlClass = osrfHashGet( oilsIDL(), selclass->key );
1815 if (!idlClass) continue;
1816 char* cname = osrfHashGet(idlClass, "classname");
1818 // make sure the target relation is in the join tree
1819 if (strcmp(core_class,cname)) {
1820 if (!join_hash) continue;
1822 if (join_hash->type == JSON_STRING) {
1823 string = jsonObjectToSimpleString(join_hash);
1824 found = strcmp(string,cname) ? NULL : jsonParseString("{\"1\":\"1\"}");
1827 found = jsonObjectFindPath(join_hash, "//%s", cname);
1831 jsonObjectFree(found);
1835 jsonObjectFree(found);
1838 // stitch together the column list ...
1839 jsonObjectIterator* select_itr = jsonNewObjectIterator( selclass->item );
1840 while ( (selfield = jsonObjectIteratorNext( select_itr )) ) {
1842 char* __column = NULL;
1843 char* __alias = NULL;
1845 // ... if it's a sstring, just toss it on the pile
1846 if (selfield->item->type == JSON_STRING) {
1848 // again, just to be safe
1849 char* _requested_col = jsonObjectToSimpleString(selfield->item);
1850 osrfHash* field = osrfHashGet( osrfHashGet( idlClass, "fields" ), _requested_col );
1851 free(_requested_col);
1853 if (!field) continue;
1854 __column = strdup(osrfHashGet(field, "name"));
1859 buffer_add(select_buf, ",");
1863 char* i18n = osrfHashGet(field, "i18n");
1864 if (flags & DISABLE_I18N)
1867 if ( i18n && !strncasecmp("true", i18n, 4)) {
1868 char* pkey = osrfHashGet(idlClass, "primarykey");
1869 char* tname = osrfHashGet(idlClass, "tablename");
1871 buffer_fadd(select_buf, " oils_i18n_xlate('%s', '%s', '%s', \"%s\".%s::TEXT, '%s') AS \"%s\"", tname, __column, pkey, cname, pkey, locale, __column);
1873 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, __column, __column);
1876 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, __column, __column);
1879 // ... but it could be an object, in which case we check for a Field Transform
1882 __column = jsonObjectToSimpleString( jsonObjectGetKeyConst( selfield->item, "column" ) );
1884 // again, just to be safe
1885 osrfHash* field = osrfHashGet( osrfHashGet( idlClass, "fields" ), __column );
1886 if (!field) continue;
1887 const char* fname = osrfHashGet(field, "name");
1892 buffer_add(select_buf, ",");
1895 if ((tmp_const = jsonObjectGetKeyConst( selfield->item, "alias" ))) {
1896 __alias = jsonObjectToSimpleString( tmp_const );
1898 __alias = strdup(__column);
1901 if (jsonObjectGetKeyConst( selfield->item, "transform" )) {
1903 __column = searchFieldTransform(cname, field, selfield->item);
1904 buffer_fadd(select_buf, " %s AS \"%s\"", __column, __alias);
1907 char* i18n = osrfHashGet(field, "i18n");
1908 if (flags & DISABLE_I18N)
1911 if ( i18n && !strncasecmp("true", i18n, 4)) {
1912 char* pkey = osrfHashGet(idlClass, "primarykey");
1913 char* tname = osrfHashGet(idlClass, "tablename");
1915 buffer_fadd(select_buf, " oils_i18n_xlate('%s', '%s', '%s', \"%s\".%s::TEXT, '%s') AS \"%s\"", tname, fname, pkey, cname, pkey, locale, __alias);
1917 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, fname, __alias);
1920 buffer_fadd(select_buf, " \"%s\".%s AS \"%s\"", cname, fname, __alias);
1925 if (is_agg->size || (flags & SELECT_DISTINCT)) {
1927 if (!jsonBoolIsTrue( jsonObjectGetKey( selfield->item, "aggregate" ) )) {
1931 buffer_add(group_buf, ",");
1934 buffer_fadd(group_buf, " %d", sel_pos);
1936 } else if (is_agg = jsonObjectGetKey( selfield->item, "having" )) {
1940 buffer_add(group_buf, ",");
1943 __column = searchFieldTransform(cname, field, selfield->item);
1944 buffer_fadd(group_buf, " %s", __column);
1945 __column = searchFieldTransform(cname, field, selfield->item);
1950 if (__column) free(__column);
1951 if (__alias) free(__alias);
1956 // jsonObjectIteratorFree(select_itr);
1959 // jsonObjectIteratorFree(selclass_itr);
1961 if (is_agg) jsonObjectFree(is_agg);
1963 char* col_list = buffer_release(select_buf);
1964 char* table = getSourceDefinition(core_meta);
1966 // Put it all together
1967 buffer_fadd(sql_buf, "SELECT %s FROM %s AS \"%s\" ", col_list, table, core_class );
1971 // Now, walk the join tree and add that clause
1973 char* join_clause = searchJOIN( join_hash, core_meta );
1974 buffer_add(sql_buf, join_clause);
1978 if ( search_hash ) {
1979 buffer_add(sql_buf, " WHERE ");
1981 // and it's on the the WHERE clause
1982 char* pred = searchWHERE( search_hash, core_meta, AND_OP_JOIN );
1985 osrfAppSessionStatus(
1987 OSRF_STATUS_INTERNALSERVERERROR,
1988 "osrfMethodException",
1990 "Severe query error in WHERE predicate -- see error log for more details"
1993 buffer_free(having_buf);
1994 buffer_free(group_buf);
1995 buffer_free(order_buf);
1996 buffer_free(sql_buf);
1997 if (defaultselhash) jsonObjectFree(defaultselhash);
2000 buffer_add(sql_buf, pred);
2005 if ( having_hash ) {
2006 buffer_add(sql_buf, " HAVING ");
2008 // and it's on the the WHERE clause
2009 char* pred = searchWHERE( having_hash, core_meta, AND_OP_JOIN );
2012 osrfAppSessionStatus(
2014 OSRF_STATUS_INTERNALSERVERERROR,
2015 "osrfMethodException",
2017 "Severe query error in HAVING predicate -- see error log for more details"
2020 buffer_free(having_buf);
2021 buffer_free(group_buf);
2022 buffer_free(order_buf);
2023 buffer_free(sql_buf);
2024 if (defaultselhash) jsonObjectFree(defaultselhash);
2027 buffer_add(sql_buf, pred);
2033 jsonObjectIterator* class_itr = jsonNewObjectIterator( order_hash );
2034 while ( (snode = jsonObjectIteratorNext( class_itr )) ) {
2036 if (!jsonObjectGetKeyConst(selhash,snode->key))
2039 if ( snode->item->type == JSON_HASH ) {
2041 jsonObjectIterator* order_itr = jsonNewObjectIterator( snode->item );
2042 while ( (onode = jsonObjectIteratorNext( order_itr )) ) {
2044 if (!oilsIDLFindPath( "/%s/fields/%s", snode->key, onode->key ))
2047 char* direction = NULL;
2048 if ( onode->item->type == JSON_HASH ) {
2049 if ( jsonObjectGetKeyConst( onode->item, "transform" ) ) {
2050 string = searchFieldTransform(
2052 oilsIDLFindPath( "/%s/fields/%s", snode->key, onode->key ),
2056 growing_buffer* field_buf = buffer_init(16);
2057 buffer_fadd(field_buf, "\"%s\".%s", snode->key, onode->key);
2058 string = buffer_release(field_buf);
2061 if ( (tmp_const = jsonObjectGetKeyConst( onode->item, "direction" )) ) {
2062 direction = jsonObjectToSimpleString(tmp_const);
2063 if (!strncasecmp(direction, "d", 1)) {
2065 direction = " DESC";
2073 string = strdup(onode->key);
2074 direction = jsonObjectToSimpleString(onode->item);
2075 if (!strncasecmp(direction, "d", 1)) {
2077 direction = " DESC";
2087 buffer_add(order_buf, ", ");
2090 buffer_add(order_buf, string);
2094 buffer_add(order_buf, direction);
2098 // jsonObjectIteratorFree(order_itr);
2100 } else if ( snode->item->type == JSON_ARRAY ) {
2102 jsonObjectIterator* order_itr = jsonNewObjectIterator( snode->item );
2103 while ( (onode = jsonObjectIteratorNext( order_itr )) ) {
2105 char* _f = jsonObjectToSimpleString( onode->item );
2107 if (!oilsIDLFindPath( "/%s/fields/%s", snode->key, _f))
2113 buffer_add(order_buf, ", ");
2116 buffer_add(order_buf, _f);
2120 // jsonObjectIteratorFree(order_itr);
2123 // IT'S THE OOOOOOOOOOOLD STYLE!
2125 osrfLogError(OSRF_LOG_MARK, "%s: Possible SQL injection attempt; direct order by is not allowed", MODULENAME);
2126 osrfAppSessionStatus(
2128 OSRF_STATUS_INTERNALSERVERERROR,
2129 "osrfMethodException",
2131 "Severe query error -- see error log for more details"
2135 buffer_free(having_buf);
2136 buffer_free(group_buf);
2137 buffer_free(order_buf);
2138 buffer_free(sql_buf);
2139 if (defaultselhash) jsonObjectFree(defaultselhash);
2140 jsonObjectIteratorFree(class_itr);
2146 // jsonObjectIteratorFree(class_itr);
2148 string = buffer_release(group_buf);
2150 if (strlen(string)) {
2160 string = buffer_release(having_buf);
2162 if (strlen(string)) {
2172 string = buffer_release(order_buf);
2174 if (strlen(string)) {
2185 string = jsonObjectToSimpleString(limit);
2186 buffer_fadd( sql_buf, " LIMIT %d", atoi(string) );
2191 string = jsonObjectToSimpleString(offset);
2192 buffer_fadd( sql_buf, " OFFSET %d", atoi(string) );
2196 buffer_add(sql_buf, ";");
2199 if (defaultselhash) jsonObjectFree(defaultselhash);
2201 return buffer_release(sql_buf);
2205 static char* buildSELECT ( jsonObject* search_hash, jsonObject* order_hash, osrfHash* meta, osrfMethodContext* ctx ) {
2207 const char* locale = osrf_message_get_last_locale();
2209 osrfHash* fields = osrfHashGet(meta, "fields");
2210 char* core_class = osrfHashGet(meta, "classname");
2212 const jsonObject* join_hash = jsonObjectGetKeyConst( order_hash, "join" );
2214 jsonObjectNode* node = NULL;
2215 jsonObjectNode* snode = NULL;
2216 jsonObjectNode* onode = NULL;
2217 const jsonObject* _tmp = NULL;
2218 jsonObject* selhash = NULL;
2219 jsonObject* defaultselhash = NULL;
2221 growing_buffer* sql_buf = buffer_init(128);
2222 growing_buffer* select_buf = buffer_init(128);
2224 if ( !(selhash = jsonObjectGetKey( order_hash, "select" )) ) {
2225 defaultselhash = jsonNewObjectType(JSON_HASH);
2226 selhash = defaultselhash;
2229 if ( !jsonObjectGetKeyConst(selhash,core_class) ) {
2230 jsonObjectSetKey( selhash, core_class, jsonNewObjectType(JSON_ARRAY) );
2231 jsonObject* flist = jsonObjectGetKey( selhash, core_class );
2236 osrfStringArray* keys = osrfHashKeys( fields );
2237 while ( (field = osrfStringArrayGetString(keys, i++)) ) {
2238 if ( strcasecmp( "true", osrfHashGet( osrfHashGet( fields, field ), "virtual" ) ) )
2239 jsonObjectPush( flist, jsonNewObject( field ) );
2241 osrfStringArrayFree(keys);
2245 jsonObjectIterator* class_itr = jsonNewObjectIterator( selhash );
2246 while ( (snode = jsonObjectIteratorNext( class_itr )) ) {
2248 osrfHash* idlClass = osrfHashGet( oilsIDL(), snode->key );
2249 if (!idlClass) continue;
2250 char* cname = osrfHashGet(idlClass, "classname");
2252 if (strcmp(core_class,snode->key)) {
2253 if (!join_hash) continue;
2255 jsonObject* found = jsonObjectFindPath(join_hash, "//%s", snode->key);
2257 jsonObjectFree(found);
2261 jsonObjectFree(found);
2264 jsonObjectIterator* select_itr = jsonNewObjectIterator( snode->item );
2265 while ( (node = jsonObjectIteratorNext( select_itr )) ) {
2266 char* item_str = jsonObjectToSimpleString(node->item);
2267 osrfHash* field = osrfHashGet( osrfHashGet( idlClass, "fields" ), item_str );
2269 char* fname = osrfHashGet(field, "name");
2271 if (!field) continue;
2276 buffer_add(select_buf, ",");
2280 char* i18n = osrfHashGet(field, "i18n");
2281 if (jsonBoolIsTrue(jsonObjectGetKey( order_hash, "no_i18n" )))
2284 if ( i18n && !strncasecmp("true", i18n, 4)) {
2285 char* pkey = osrfHashGet(idlClass, "primarykey");
2286 char* tname = osrfHashGet(idlClass, "tablename");
2288 buffer_fadd(select_buf, " oils_i18n_xlate('%s', '%s', '%s', \"%s\".%s::TEXT, '%s') AS \"%s\"", tname, fname, pkey, cname, pkey, locale, fname);
2290 buffer_fadd(select_buf, " \"%s\".%s", cname, fname);
2293 buffer_fadd(select_buf, " \"%s\".%s", cname, fname);
2297 jsonObjectIteratorFree(select_itr);
2300 jsonObjectIteratorFree(class_itr);
2302 char* col_list = buffer_release(select_buf);
2303 char* table = getSourceDefinition(meta);
2305 buffer_fadd(sql_buf, "SELECT %s FROM %s AS \"%s\"", col_list, table, core_class );
2310 char* join_clause = searchJOIN( join_hash, meta );
2311 buffer_fadd(sql_buf, " %s", join_clause);
2315 char* tmpsql = buffer_data(sql_buf);
2316 osrfLogDebug(OSRF_LOG_MARK, "%s pre-predicate SQL = %s", MODULENAME, tmpsql);
2319 buffer_add(sql_buf, " WHERE ");
2321 char* pred = searchWHERE( search_hash, meta, AND_OP_JOIN );
2323 osrfAppSessionStatus(
2325 OSRF_STATUS_INTERNALSERVERERROR,
2326 "osrfMethodException",
2328 "Severe query error -- see error log for more details"
2330 buffer_free(sql_buf);
2331 if(defaultselhash) jsonObjectFree(defaultselhash);
2334 buffer_add(sql_buf, pred);
2339 char* string = NULL;
2340 if ( (_tmp = jsonObjectGetKeyConst( order_hash, "order_by" )) ){
2342 growing_buffer* order_buf = buffer_init(128);
2345 jsonObjectIterator* class_itr = jsonNewObjectIterator( _tmp );
2346 while ( (snode = jsonObjectIteratorNext( class_itr )) ) {
2348 if (!jsonObjectGetKeyConst(selhash,snode->key))
2351 if ( snode->item->type == JSON_HASH ) {
2353 jsonObjectIterator* order_itr = jsonNewObjectIterator( snode->item );
2354 while ( (onode = jsonObjectIteratorNext( order_itr )) ) {
2356 if (!oilsIDLFindPath( "/%s/fields/%s", snode->key, onode->key ))
2359 char* direction = NULL;
2360 if ( onode->item->type == JSON_HASH ) {
2361 if ( jsonObjectGetKeyConst( onode->item, "transform" ) ) {
2362 string = searchFieldTransform(
2364 oilsIDLFindPath( "/%s/fields/%s", snode->key, onode->key ),
2368 growing_buffer* field_buf = buffer_init(16);
2369 buffer_fadd(field_buf, "\"%s\".%s", snode->key, onode->key);
2370 string = buffer_release(field_buf);
2373 if ( (_tmp = jsonObjectGetKeyConst( onode->item, "direction" )) ) {
2374 direction = jsonObjectToSimpleString(_tmp);
2375 if (!strncasecmp(direction, "d", 1)) {
2377 direction = " DESC";
2385 string = strdup(onode->key);
2386 direction = jsonObjectToSimpleString(onode->item);
2387 if (!strncasecmp(direction, "d", 1)) {
2389 direction = " DESC";
2399 buffer_add(order_buf, ", ");
2402 buffer_add(order_buf, string);
2406 buffer_add(order_buf, direction);
2411 jsonObjectIteratorFree(order_itr);
2414 string = jsonObjectToSimpleString(snode->item);
2415 buffer_add(order_buf, string);
2422 jsonObjectIteratorFree(class_itr);
2424 string = buffer_release(order_buf);
2426 if (strlen(string)) {
2437 if ( (_tmp = jsonObjectGetKeyConst( order_hash, "limit" )) ){
2438 string = jsonObjectToSimpleString(_tmp);
2447 _tmp = jsonObjectGetKeyConst( order_hash, "offset" );
2449 string = jsonObjectToSimpleString(_tmp);
2459 if (defaultselhash) jsonObjectFree(defaultselhash);
2461 buffer_add(sql_buf, ";");
2462 return buffer_release(sql_buf);
2465 int doJSONSearch ( osrfMethodContext* ctx ) {
2466 OSRF_METHOD_VERIFY_CONTEXT(ctx);
2467 osrfLogDebug(OSRF_LOG_MARK, "Recieved query request");
2472 dbhandle = writehandle;
2474 jsonObject* hash = jsonObjectGetIndex(ctx->params, 0);
2478 if (jsonBoolIsTrue(jsonObjectGetKey( hash, "distinct" )))
2479 flags |= SELECT_DISTINCT;
2481 if ( ((int)jsonObjectGetNumber(jsonObjectGetKey( hash, "distinct" ))) == 1 ) // support 1/0 for perl's sake
2482 flags |= SELECT_DISTINCT;
2484 if (jsonBoolIsTrue(jsonObjectGetKey( hash, "no_i18n" )))
2485 flags |= DISABLE_I18N;
2487 if ( ((int)jsonObjectGetNumber(jsonObjectGetKey( hash, "no_i18n" ))) == 1 ) // support 1/0 for perl's sake
2488 flags |= DISABLE_I18N;
2490 osrfLogDebug(OSRF_LOG_MARK, "Building SQL ...");
2493 jsonObjectGetKey( hash, "select" ),
2494 jsonObjectGetKey( hash, "from" ),
2495 jsonObjectGetKey( hash, "where" ),
2496 jsonObjectGetKey( hash, "having" ),
2497 jsonObjectGetKey( hash, "order_by" ),
2498 jsonObjectGetKey( hash, "limit" ),
2499 jsonObjectGetKey( hash, "offset" ),
2508 osrfLogDebug(OSRF_LOG_MARK, "%s SQL = %s", MODULENAME, sql);
2509 dbi_result result = dbi_conn_query(dbhandle, sql);
2512 osrfLogDebug(OSRF_LOG_MARK, "Query returned with no errors");
2514 if (dbi_result_first_row(result)) {
2515 /* JSONify the result */
2516 osrfLogDebug(OSRF_LOG_MARK, "Query returned at least one row");
2519 jsonObject* return_val = oilsMakeJSONFromResult( result );
2520 osrfAppRespond( ctx, return_val );
2521 jsonObjectFree( return_val );
2522 } while (dbi_result_next_row(result));
2525 osrfLogDebug(OSRF_LOG_MARK, "%s returned no results for query %s", MODULENAME, sql);
2528 osrfAppRespondComplete( ctx, NULL );
2530 /* clean up the query */
2531 dbi_result_free(result);
2535 osrfLogError(OSRF_LOG_MARK, "%s: Error with query [%s]", MODULENAME, sql);
2536 osrfAppSessionStatus(
2538 OSRF_STATUS_INTERNALSERVERERROR,
2539 "osrfMethodException",
2541 "Severe query error -- see error log for more details"
2549 static jsonObject* doFieldmapperSearch ( osrfMethodContext* ctx, osrfHash* meta,
2550 const jsonObject* params, int* err ) {
2553 dbhandle = writehandle;
2555 osrfHash* links = osrfHashGet(meta, "links");
2556 osrfHash* fields = osrfHashGet(meta, "fields");
2557 char* core_class = osrfHashGet(meta, "classname");
2558 char* pkey = osrfHashGet(meta, "primarykey");
2560 const jsonObject* _tmp;
2562 jsonObject* search_hash = jsonObjectGetIndex(params, 0);
2563 jsonObject* order_hash = jsonObjectGetIndex(params, 1);
2565 char* sql = buildSELECT( search_hash, order_hash, meta, ctx );
2571 osrfLogDebug(OSRF_LOG_MARK, "%s SQL = %s", MODULENAME, sql);
2572 dbi_result result = dbi_conn_query(dbhandle, sql);
2574 jsonObject* res_list = jsonNewObjectType(JSON_ARRAY);
2576 osrfLogDebug(OSRF_LOG_MARK, "Query returned with no errors");
2577 osrfHash* dedup = osrfNewHash();
2579 if (dbi_result_first_row(result)) {
2580 /* JSONify the result */
2581 osrfLogDebug(OSRF_LOG_MARK, "Query returned at least one row");
2583 obj = oilsMakeFieldmapperFromResult( result, meta );
2584 int pkey_pos = atoi( osrfHashGet( osrfHashGet( fields, pkey ), "array_position" ) );
2585 char* pkey_val = jsonObjectToSimpleString( jsonObjectGetIndex( obj, pkey_pos ) );
2586 if ( osrfHashGet( dedup, pkey_val ) ) {
2587 jsonObjectFree(obj);
2590 osrfHashSet( dedup, pkey_val, pkey_val );
2591 jsonObjectPush(res_list, obj);
2593 } while (dbi_result_next_row(result));
2595 osrfLogDebug(OSRF_LOG_MARK, "%s returned no results for query %s", MODULENAME, sql);
2598 osrfHashFree(dedup);
2600 /* clean up the query */
2601 dbi_result_free(result);
2604 osrfLogError(OSRF_LOG_MARK, "%s: Error retrieving %s with query [%s]", MODULENAME, osrfHashGet(meta, "fieldmapper"), sql);
2605 osrfAppSessionStatus(
2607 OSRF_STATUS_INTERNALSERVERERROR,
2608 "osrfMethodException",
2610 "Severe query error -- see error log for more details"
2614 jsonObjectFree(res_list);
2621 if (res_list->size && order_hash) {
2622 _tmp = jsonObjectGetKeyConst( order_hash, "flesh" );
2624 int x = (int)jsonObjectGetNumber(_tmp);
2625 if (x == -1 || x > max_flesh_depth) x = max_flesh_depth;
2627 const jsonObject* temp_blob;
2628 if ((temp_blob = jsonObjectGetKeyConst( order_hash, "flesh_fields" )) && x > 0) {
2630 jsonObject* flesh_blob = jsonObjectClone( temp_blob );
2631 const jsonObject* flesh_fields = jsonObjectGetKeyConst( flesh_blob, core_class );
2633 osrfStringArray* link_fields = NULL;
2636 if (flesh_fields->size == 1) {
2637 char* _t = jsonObjectToSimpleString( jsonObjectGetIndex( flesh_fields, 0 ) );
2638 if (!strcmp(_t,"*")) link_fields = osrfHashKeys( links );
2644 link_fields = osrfNewStringArray(1);
2645 jsonObjectIterator* _i = jsonNewObjectIterator( flesh_fields );
2646 while ((_f = jsonObjectIteratorNext( _i ))) {
2647 osrfStringArrayAdd( link_fields, jsonObjectToSimpleString( _f->item ) );
2649 jsonObjectIteratorFree(_i);
2653 jsonObjectNode* cur;
2654 jsonObjectIterator* itr = jsonNewObjectIterator( res_list );
2655 while ((cur = jsonObjectIteratorNext( itr ))) {
2660 while ( (link_field = osrfStringArrayGetString(link_fields, i++)) ) {
2662 osrfLogDebug(OSRF_LOG_MARK, "Starting to flesh %s", link_field);
2664 osrfHash* kid_link = osrfHashGet(links, link_field);
2665 if (!kid_link) continue;
2667 osrfHash* field = osrfHashGet(fields, link_field);
2668 if (!field) continue;
2670 osrfHash* value_field = field;
2672 osrfHash* kid_idl = osrfHashGet(oilsIDL(), osrfHashGet(kid_link, "class"));
2673 if (!kid_idl) continue;
2675 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "has_many" ))) { // has_many
2676 value_field = osrfHashGet( fields, osrfHashGet(meta, "primarykey") );
2679 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "might_have" ))) { // might_have
2680 value_field = osrfHashGet( fields, osrfHashGet(meta, "primarykey") );
2683 osrfStringArray* link_map = osrfHashGet( kid_link, "map" );
2685 if (link_map->size > 0) {
2686 jsonObject* _kid_key = jsonNewObjectType(JSON_ARRAY);
2689 jsonNewObject( osrfStringArrayGetString( link_map, 0 ) )
2694 osrfHashGet(kid_link, "class"),
2701 "Link field: %s, remote class: %s, fkey: %s, reltype: %s",
2702 osrfHashGet(kid_link, "field"),
2703 osrfHashGet(kid_link, "class"),
2704 osrfHashGet(kid_link, "key"),
2705 osrfHashGet(kid_link, "reltype")
2708 jsonObject* fake_params = jsonNewObjectType(JSON_ARRAY);
2709 jsonObjectPush(fake_params, jsonNewObjectType(JSON_HASH)); // search hash
2710 jsonObjectPush(fake_params, jsonNewObjectType(JSON_HASH)); // order/flesh hash
2712 osrfLogDebug(OSRF_LOG_MARK, "Creating dummy params object...");
2715 jsonObjectToSimpleString(
2718 atoi( osrfHashGet(value_field, "array_position") )
2723 osrfLogDebug(OSRF_LOG_MARK, "Nothing to search for!");
2728 jsonObjectGetIndex(fake_params, 0),
2729 osrfHashGet(kid_link, "key"),
2730 jsonNewObject( search_key )
2737 jsonObjectGetIndex(fake_params, 1),
2739 jsonNewNumberObject( (double)(x - 1 + link_map->size) )
2743 jsonObjectSetKey( jsonObjectGetIndex(fake_params, 1), "flesh_fields", jsonObjectClone(flesh_blob) );
2745 if (jsonObjectGetKeyConst(order_hash, "order_by")) {
2747 jsonObjectGetIndex(fake_params, 1),
2749 jsonObjectClone(jsonObjectGetKeyConst(order_hash, "order_by"))
2753 if (jsonObjectGetKeyConst(order_hash, "select")) {
2755 jsonObjectGetIndex(fake_params, 1),
2757 jsonObjectClone(jsonObjectGetKeyConst(order_hash, "select"))
2761 jsonObject* kids = doFieldmapperSearch(ctx, kid_idl, fake_params, err);
2764 jsonObjectFree( fake_params );
2765 osrfStringArrayFree(link_fields);
2766 jsonObjectIteratorFree(itr);
2767 jsonObjectFree(res_list);
2768 jsonObjectFree(flesh_blob);
2772 osrfLogDebug(OSRF_LOG_MARK, "Search for %s return %d linked objects", osrfHashGet(kid_link, "class"), kids->size);
2774 jsonObject* X = NULL;
2775 if ( link_map->size > 0 && kids->size > 0 ) {
2777 kids = jsonNewObjectType(JSON_ARRAY);
2779 jsonObjectNode* _k_node;
2780 jsonObjectIterator* _k = jsonNewObjectIterator( X );
2781 while ((_k_node = jsonObjectIteratorNext( _k ))) {
2787 (unsigned long)atoi(
2793 osrfHashGet(kid_link, "class")
2797 osrfStringArrayGetString( link_map, 0 )
2806 jsonObjectIteratorFree(_k);
2809 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "has_a" )) || !(strcmp( osrfHashGet(kid_link, "reltype"), "might_have" ))) {
2810 osrfLogDebug(OSRF_LOG_MARK, "Storing fleshed objects in %s", osrfHashGet(kid_link, "field"));
2813 (unsigned long)atoi( osrfHashGet( field, "array_position" ) ),
2814 jsonObjectClone( jsonObjectGetIndex(kids, 0) )
2818 if (!(strcmp( osrfHashGet(kid_link, "reltype"), "has_many" ))) { // has_many
2819 osrfLogDebug(OSRF_LOG_MARK, "Storing fleshed objects in %s", osrfHashGet(kid_link, "field"));
2822 (unsigned long)atoi( osrfHashGet( field, "array_position" ) ),
2823 jsonObjectClone( kids )
2828 jsonObjectFree(kids);
2832 jsonObjectFree( kids );
2833 jsonObjectFree( fake_params );
2835 osrfLogDebug(OSRF_LOG_MARK, "Fleshing of %s complete", osrfHashGet(kid_link, "field"));
2836 osrfLogDebug(OSRF_LOG_MARK, "%s", jsonObjectToJSON(cur->item));
2840 jsonObjectFree( flesh_blob );
2841 osrfStringArrayFree(link_fields);
2842 jsonObjectIteratorFree(itr);
2851 static jsonObject* doUpdate(osrfMethodContext* ctx, int* err ) {
2853 osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
2854 jsonObject* target = jsonObjectGetIndex(ctx->params, 0);
2856 if (!verifyObjectClass(ctx, target)) {
2861 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
2862 osrfAppSessionStatus(
2864 OSRF_STATUS_BADREQUEST,
2865 "osrfMethodException",
2867 "No active transaction -- required for UPDATE"
2873 if (osrfHashGet( meta, "readonly" ) && strncasecmp("true", osrfHashGet( meta, "readonly" ), 4)) {
2874 osrfAppSessionStatus(
2876 OSRF_STATUS_BADREQUEST,
2877 "osrfMethodException",
2879 "Cannot UPDATE readonly class"
2885 dbhandle = writehandle;
2887 char* trans_id = osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" );
2889 // Set the last_xact_id
2890 osrfHash* last_xact_id;
2891 if ((last_xact_id = oilsIDLFindPath("/%s/fields/last_xact_id", target->classname))) {
2892 int index = atoi( osrfHashGet(last_xact_id, "array_position") );
2893 osrfLogDebug(OSRF_LOG_MARK, "Setting last_xact_id to %s on %s at position %d", trans_id, target->classname, index);
2894 jsonObjectSetIndex(target, index, jsonNewObject(trans_id));
2897 char* pkey = osrfHashGet(meta, "primarykey");
2898 osrfHash* fields = osrfHashGet(meta, "fields");
2901 jsonObjectToSimpleString(
2904 atoi( osrfHashGet( osrfHashGet( fields, pkey ), "array_position" ) )
2910 "%s updating %s object with %s = %s",
2912 osrfHashGet(meta, "fieldmapper"),
2917 growing_buffer* sql = buffer_init(128);
2918 buffer_fadd(sql,"UPDATE %s SET", osrfHashGet(meta, "tablename"));
2923 osrfStringArray* field_list = osrfHashKeys( fields );
2924 while ( (field_name = osrfStringArrayGetString(field_list, i++)) ) {
2926 osrfHash* field = osrfHashGet( fields, field_name );
2928 if(!( strcmp( field_name, pkey ) )) continue;
2929 if(!( strcmp( osrfHashGet(osrfHashGet(fields,field_name), "virtual"), "true" ) )) continue;
2931 jsonObject* field_object = jsonObjectGetIndex( target, atoi(osrfHashGet(field, "array_position")) );
2934 if (field_object && field_object->classname) {
2935 value = jsonObjectToSimpleString(
2941 oilsIDLFindPath("/%s/fields", field_object->classname),
2942 (char*)oilsIDLFindPath("/%s/primarykey", field_object->classname)
2951 value = jsonObjectToSimpleString( field_object );
2954 osrfLogDebug( OSRF_LOG_MARK, "Updating %s object with %s = %s", osrfHashGet(meta, "fieldmapper"), field_name, value);
2956 if (!field_object || field_object->type == JSON_NULL) {
2957 if ( !(!( strcmp( osrfHashGet(meta, "classname"), "au" ) ) && !( strcmp( field_name, "passwd" ) )) ) { // arg at the special case!
2958 if (first) first = 0;
2959 else buffer_add(sql, ",");
2960 buffer_fadd( sql, " %s = NULL", field_name );
2963 } else if ( !strcmp(osrfHashGet(field, "primitive"), "number") ) {
2964 if (first) first = 0;
2965 else buffer_add(sql, ",");
2967 if ( !strncmp(osrfHashGet(field, "datatype"), "INT", (size_t)3) ) {
2968 buffer_fadd( sql, " %s = %ld", field_name, atol(value) );
2969 } else if ( !strcmp(osrfHashGet(field, "datatype"), "NUMERIC") ) {
2970 buffer_fadd( sql, " %s = %f", field_name, atof(value) );
2973 osrfLogDebug( OSRF_LOG_MARK, "%s is of type %s", field_name, osrfHashGet(field, "datatype"));
2976 if ( dbi_conn_quote_string(dbhandle, &value) ) {
2977 if (first) first = 0;
2978 else buffer_add(sql, ",");
2979 buffer_fadd( sql, " %s = %s", field_name, value );
2982 osrfLogError(OSRF_LOG_MARK, "%s: Error quoting string [%s]", MODULENAME, value);
2983 osrfAppSessionStatus(
2985 OSRF_STATUS_INTERNALSERVERERROR,
2986 "osrfMethodException",
2988 "Error quoting string -- please see the error log for more details"
3002 jsonObject* obj = jsonParseString(id);
3004 if ( strcmp( osrfHashGet( osrfHashGet( osrfHashGet(meta, "fields"), pkey ), "primitive" ), "number" ) )
3005 dbi_conn_quote_string(dbhandle, &id);
3007 buffer_fadd( sql, " WHERE %s = %s;", pkey, id );
3009 char* query = buffer_release(sql);
3010 osrfLogDebug(OSRF_LOG_MARK, "%s: Update SQL [%s]", MODULENAME, query);
3012 dbi_result result = dbi_conn_query(dbhandle, query);
3016 jsonObjectFree(obj);
3017 obj = jsonNewObject(NULL);
3020 "%s ERROR updating %s object with %s = %s",
3022 osrfHashGet(meta, "fieldmapper"),
3033 static jsonObject* doDelete(osrfMethodContext* ctx, int* err ) {
3035 osrfHash* meta = osrfHashGet( (osrfHash*) ctx->method->userData, "class" );
3037 if (!osrfHashGet( (osrfHash*)ctx->session->userData, "xact_id" )) {
3038 osrfAppSessionStatus(
3040 OSRF_STATUS_BADREQUEST,
3041 "osrfMethodException",
3043 "No active transaction -- required for DELETE"
3049 if (osrfHashGet( meta, "readonly" ) && strncasecmp("true", osrfHashGet( meta, "readonly" ), 4)) {
3050 osrfAppSessionStatus(
3052 OSRF_STATUS_BADREQUEST,
3053 "osrfMethodException",
3055 "Cannot DELETE readonly class"
3061 dbhandle = writehandle;
3065 char* pkey = osrfHashGet(meta, "primarykey");
3068 if (jsonObjectGetIndex(ctx->params, 0)->classname) {
3069 if (!verifyObjectClass(ctx, jsonObjectGetIndex( ctx->params, 0 ))) {
3074 id = jsonObjectToSimpleString(
3076 jsonObjectGetIndex(ctx->params, 0),
3077 atoi( osrfHashGet( osrfHashGet( osrfHashGet(meta, "fields"), pkey ), "array_position") )
3081 id = jsonObjectToSimpleString(jsonObjectGetIndex(ctx->params, 0));
3086 "%s deleting %s object with %s = %s",
3088 osrfHashGet(meta, "fieldmapper"),
3093 obj = jsonParseString(id);
3095 if ( strcmp( osrfHashGet( osrfHashGet( osrfHashGet(meta, "fields"), pkey ), "primitive" ), "number" ) )
3096 dbi_conn_quote_string(writehandle, &id);
3098 dbi_result result = dbi_conn_queryf(writehandle, "DELETE FROM %s WHERE %s = %s;", osrfHashGet(meta, "tablename"), pkey, id);
3101 jsonObjectFree(obj);
3102 obj = jsonNewObject(NULL);
3105 "%s ERROR deleting %s object with %s = %s",
3107 osrfHashGet(meta, "fieldmapper"),
3120 static jsonObject* oilsMakeFieldmapperFromResult( dbi_result result, osrfHash* meta) {
3121 if(!(result && meta)) return jsonNULL;
3123 jsonObject* object = jsonNewObject(NULL);
3124 jsonObjectSetClass(object, osrfHashGet(meta, "classname"));
3126 osrfHash* fields = osrfHashGet(meta, "fields");
3128 osrfLogInternal(OSRF_LOG_MARK, "Setting object class to %s ", object->classname);
3132 char dt_string[256];
3136 int columnIndex = 1;
3138 unsigned short type;
3139 const char* columnName;
3141 /* cycle through the column list */
3142 while( (columnName = dbi_result_get_field_name(result, columnIndex++)) ) {
3144 osrfLogInternal(OSRF_LOG_MARK, "Looking for column named [%s]...", (char*)columnName);
3146 fmIndex = -1; // reset the position
3148 /* determine the field type and storage attributes */
3149 type = dbi_result_get_field_type(result, columnName);
3150 attr = dbi_result_get_field_attribs(result, columnName);
3152 /* fetch the fieldmapper index */
3153 if( (_f = osrfHashGet(fields, (char*)columnName)) ) {
3154 char* virt = (char*)osrfHashGet(_f, "virtual");
3155 char* pos = (char*)osrfHashGet(_f, "array_position");
3157 if ( !virt || !pos || !(strcmp( virt, "true" )) ) continue;
3159 fmIndex = atoi( pos );
3160 osrfLogInternal(OSRF_LOG_MARK, "... Found column at position [%s]...", pos);
3165 if (dbi_result_field_is_null(result, columnName)) {
3166 jsonObjectSetIndex( object, fmIndex, jsonNewObject(NULL) );
3171 case DBI_TYPE_INTEGER :
3173 if( attr & DBI_INTEGER_SIZE8 )
3174 jsonObjectSetIndex( object, fmIndex,
3175 jsonNewNumberObject(dbi_result_get_longlong(result, columnName)));
3177 jsonObjectSetIndex( object, fmIndex,
3178 jsonNewNumberObject(dbi_result_get_int(result, columnName)));
3182 case DBI_TYPE_DECIMAL :
3183 jsonObjectSetIndex( object, fmIndex,
3184 jsonNewNumberObject(dbi_result_get_double(result, columnName)));
3187 case DBI_TYPE_STRING :
3193 jsonNewObject( dbi_result_get_string(result, columnName) )
3198 case DBI_TYPE_DATETIME :
3200 memset(dt_string, '\0', sizeof(dt_string));
3201 memset(&gmdt, '\0', sizeof(gmdt));
3203 _tmp_dt = dbi_result_get_datetime(result, columnName);
3206 if (!(attr & DBI_DATETIME_DATE)) {
3207 gmtime_r( &_tmp_dt, &gmdt );
3208 strftime(dt_string, sizeof(dt_string), "%T", &gmdt);
3209 } else if (!(attr & DBI_DATETIME_TIME)) {
3210 localtime_r( &_tmp_dt, &gmdt );
3211 strftime(dt_string, sizeof(dt_string), "%F", &gmdt);
3213 localtime_r( &_tmp_dt, &gmdt );
3214 strftime(dt_string, sizeof(dt_string), "%FT%T%z", &gmdt);
3217 jsonObjectSetIndex( object, fmIndex, jsonNewObject(dt_string) );
3221 case DBI_TYPE_BINARY :
3222 osrfLogError( OSRF_LOG_MARK,
3223 "Can't do binary at column %s : index %d", columnName, columnIndex - 1);
3231 static jsonObject* oilsMakeJSONFromResult( dbi_result result ) {
3232 if(!result) return jsonNULL;
3234 jsonObject* object = jsonNewObject(NULL);
3237 char dt_string[256];
3241 int columnIndex = 1;
3243 unsigned short type;
3244 const char* columnName;
3246 /* cycle through the column list */
3247 while( (columnName = dbi_result_get_field_name(result, columnIndex++)) ) {
3249 osrfLogInternal(OSRF_LOG_MARK, "Looking for column named [%s]...", (char*)columnName);
3251 fmIndex = -1; // reset the position
3253 /* determine the field type and storage attributes */
3254 type = dbi_result_get_field_type(result, columnName);
3255 attr = dbi_result_get_field_attribs(result, columnName);
3257 if (dbi_result_field_is_null(result, columnName)) {
3258 jsonObjectSetKey( object, columnName, jsonNewObject(NULL) );
3263 case DBI_TYPE_INTEGER :
3265 if( attr & DBI_INTEGER_SIZE8 )
3266 jsonObjectSetKey( object, columnName, jsonNewNumberObject(dbi_result_get_longlong(result, columnName)) );
3268 jsonObjectSetKey( object, columnName, jsonNewNumberObject(dbi_result_get_int(result, columnName)) );
3271 case DBI_TYPE_DECIMAL :
3272 jsonObjectSetKey( object, columnName, jsonNewNumberObject(dbi_result_get_double(result, columnName)) );
3275 case DBI_TYPE_STRING :
3276 jsonObjectSetKey( object, columnName, jsonNewObject(dbi_result_get_string(result, columnName)) );
3279 case DBI_TYPE_DATETIME :
3281 memset(dt_string, '\0', sizeof(dt_string));
3282 memset(&gmdt, '\0', sizeof(gmdt));
3284 _tmp_dt = dbi_result_get_datetime(result, columnName);
3287 if (!(attr & DBI_DATETIME_DATE)) {
3288 gmtime_r( &_tmp_dt, &gmdt );
3289 strftime(dt_string, sizeof(dt_string), "%T", &gmdt);
3290 } else if (!(attr & DBI_DATETIME_TIME)) {
3291 localtime_r( &_tmp_dt, &gmdt );
3292 strftime(dt_string, sizeof(dt_string), "%F", &gmdt);
3294 localtime_r( &_tmp_dt, &gmdt );
3295 strftime(dt_string, sizeof(dt_string), "%FT%T%z", &gmdt);
3298 jsonObjectSetKey( object, columnName, jsonNewObject(dt_string) );
3301 case DBI_TYPE_BINARY :
3302 osrfLogError( OSRF_LOG_MARK,
3303 "Can't do binary at column %s : index %d", columnName, columnIndex - 1);