ILIAS  release_5-1 Revision 5.0.0-5477-g43f3e3fab5f
oci8.php
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1<?php
2// vim: set et ts=4 sw=4 fdm=marker:
3// +----------------------------------------------------------------------+
4// | PHP versions 4 and 5 |
5// +----------------------------------------------------------------------+
6// | Copyright (c) 1998-2007 Manuel Lemos, Tomas V.V.Cox, |
7// | Stig. S. Bakken, Lukas Smith |
8// | All rights reserved. |
9// +----------------------------------------------------------------------+
10// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
11// | API as well as database abstraction for PHP applications. |
12// | This LICENSE is in the BSD license style. |
13// | |
14// | Redistribution and use in source and binary forms, with or without |
15// | modification, are permitted provided that the following conditions |
16// | are met: |
17// | |
18// | Redistributions of source code must retain the above copyright |
19// | notice, this list of conditions and the following disclaimer. |
20// | |
21// | Redistributions in binary form must reproduce the above copyright |
22// | notice, this list of conditions and the following disclaimer in the |
23// | documentation and/or other materials provided with the distribution. |
24// | |
25// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
26// | Lukas Smith nor the names of his contributors may be used to endorse |
27// | or promote products derived from this software without specific prior|
28// | written permission. |
29// | |
30// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
31// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
32// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
33// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
34// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
35// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
36// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
37// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
38// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
39// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
40// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
41// | POSSIBILITY OF SUCH DAMAGE. |
42// +----------------------------------------------------------------------+
43// | Author: Lukas Smith <smith@pooteeweet.org> |
44// +----------------------------------------------------------------------+
45
46// $Id: oci8.php,v 1.192 2007/03/04 22:27:11 quipo Exp $
47
56{
57 // {{{ properties
58 var $string_quoting = array('start' => "'", 'end' => "'", 'escape' => "'", 'escape_pattern' => '@');
59
60 var $identifier_quoting = array('start' => '"', 'end' => '"', 'escape' => '"');
61
63 // }}}
64 // {{{ constructor
65
69 function __construct()
70 {
71 parent::__construct();
72
73 $this->phptype = 'oci8';
74 $this->dbsyntax = 'oci8';
75
76 $this->supported['sequences'] = true;
77 $this->supported['indexes'] = true;
78 $this->supported['summary_functions'] = true;
79 $this->supported['order_by_text'] = true;
80 $this->supported['current_id'] = true;
81 $this->supported['affected_rows'] = true;
82 $this->supported['transactions'] = true;
83 $this->supported['savepoints'] = true;
84 $this->supported['limit_queries'] = true;
85 $this->supported['LOBs'] = true;
86 $this->supported['replace'] = 'emulated';
87 $this->supported['sub_selects'] = true;
88 $this->supported['auto_increment'] = false; // implementation is broken
89 $this->supported['primary_key'] = true;
90 $this->supported['result_introspection'] = true;
91 $this->supported['prepared_statements'] = true;
92 $this->supported['identifier_quoting'] = true;
93 $this->supported['pattern_escaping'] = true;
94 $this->supported['new_link'] = true;
95
96 $this->options['DBA_username'] = false;
97 $this->options['DBA_password'] = false;
98 $this->options['database_name_prefix'] = false;
99 $this->options['emulate_database'] = true;
100 $this->options['default_tablespace'] = false;
101 $this->options['default_text_field_length'] = 2000;
102 $this->options['result_prefetching'] = false;
103 }
104
105 // }}}
106 // {{{ errorInfo()
107
115 function errorInfo($error = null)
116 {
117 if (is_resource($error)) {
118 $error_data = @OCIError($error);
119 $error = null;
120 } elseif ($this->connection) {
121 $error_data = @OCIError($this->connection);
122 } else {
123 $error_data = @OCIError();
124 }
125 $native_code = $error_data['code'];
126 $native_msg = $error_data['message'];
127 if (is_null($error)) {
128 static $ecode_map;
129 if (empty($ecode_map)) {
130 $ecode_map = array(
132 900 => MDB2_ERROR_SYNTAX,
134 911 => MDB2_ERROR_SYNTAX, //invalid character
136 921 => MDB2_ERROR_SYNTAX,
137 923 => MDB2_ERROR_SYNTAX,
141 1401 => MDB2_ERROR_INVALID,
143 1418 => MDB2_ERROR_NOT_FOUND,
144 1476 => MDB2_ERROR_DIVZERO,
147 2291 => MDB2_ERROR_CONSTRAINT,
148 2292 => MDB2_ERROR_CONSTRAINT,
149 2449 => MDB2_ERROR_CONSTRAINT,
150 24344 => MDB2_ERROR_SYNTAX, //success with compilation error
151 );
152 }
153 if (isset($ecode_map[$native_code])) {
154 $error = $ecode_map[$native_code];
155 }
156 }
157 return array($error, $native_code, $native_msg);
158 }
159
160 // }}}
161 // {{{ beginTransaction()
162
171 function beginTransaction($savepoint = null)
172 {
173 $this->debug('Starting transaction/savepoint', __FUNCTION__, array('is_manip' => true, 'savepoint' => $savepoint));
174 if (!is_null($savepoint)) {
175 if (!$this->in_transaction) {
176 return $this->raiseError(MDB2_ERROR_INVALID, null, null,
177 'savepoint cannot be released when changes are auto committed', __FUNCTION__);
178 }
179 $query = 'SAVEPOINT '.$savepoint;
180 return $this->_doQuery($query, true);
181 } elseif ($this->in_transaction) {
182 return MDB2_OK; //nothing to do
183 }
184 if (!$this->destructor_registered && $this->opened_persistent) {
185 $this->destructor_registered = true;
186 register_shutdown_function('MDB2_closeOpenTransactions');
187 }
188 $this->in_transaction = true;
190 return MDB2_OK;
191 }
192
193 // }}}
194 // {{{ commit()
195
207 function commit($savepoint = null)
208 {
209 $this->debug('Committing transaction/savepoint', __FUNCTION__, array('is_manip' => true, 'savepoint' => $savepoint));
210 if (!$this->in_transaction) {
211 return $this->raiseError(MDB2_ERROR_INVALID, null, null,
212 'commit/release savepoint cannot be done changes are auto committed', __FUNCTION__);
213 }
214 if (!is_null($savepoint)) {
215 return MDB2_OK;
216 }
217
218 if ($this->uncommitedqueries) {
219 $connection = $this->getConnection();
221 return $connection;
222 }
223 if (!@OCICommit($connection)) {
224 return $this->raiseError(null, null, null,
225 'Unable to commit transaction', __FUNCTION__);
226 }
227 $this->uncommitedqueries = 0;
228 }
229 $this->in_transaction = false;
230 return MDB2_OK;
231 }
232
233 // }}}
234 // {{{ rollback()
235
247 function rollback($savepoint = null)
248 {
249 $this->debug('Rolling back transaction/savepoint', __FUNCTION__, array('is_manip' => true, 'savepoint' => $savepoint));
250 if (!$this->in_transaction) {
251 return $this->raiseError(MDB2_ERROR_INVALID, null, null,
252 'rollback cannot be done changes are auto committed', __FUNCTION__);
253 }
254 if (!is_null($savepoint)) {
255 $query = 'ROLLBACK TO SAVEPOINT '.$savepoint;
256 return $this->_doQuery($query, true);
257 }
258
259 if ($this->uncommitedqueries) {
260 $connection = $this->getConnection();
262 return $connection;
263 }
264 if (!@OCIRollback($connection)) {
265 return $this->raiseError(null, null, null,
266 'Unable to rollback transaction', __FUNCTION__);
267 }
268 $this->uncommitedqueries = 0;
269 }
270 $this->in_transaction = false;
271 return MDB2_OK;
272 }
273
274 // }}}
275 // {{{ function setTransactionIsolation()
276
290 function setTransactionIsolation($isolation)
291 {
292 $this->debug('Setting transaction isolation level', __FUNCTION__, array('is_manip' => true));
293 switch ($isolation) {
294 case 'READ UNCOMMITTED':
295 $isolation = 'READ COMMITTED';
296 case 'READ COMMITTED':
297 case 'REPEATABLE READ':
298 $isolation = 'SERIALIZABLE';
299 case 'SERIALIZABLE':
300 break;
301 default:
302 return $this->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
303 'isolation level is not supported: '.$isolation, __FUNCTION__);
304 }
305
306 $query = "ALTER SESSION ISOLATION LEVEL $isolation";
307 return $this->_doQuery($query, true);
308 }
309
310 // }}}
311 // {{{ _doConnect()
312
319 function _doConnect($username, $password, $persistent = false)
320 {
321 if (!PEAR::loadExtension($this->phptype)) {
322 return $this->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
323 'extension '.$this->phptype.' is not compiled into PHP', __FUNCTION__);
324 }
325
326 $sid = '';
327
328 if (!empty($this->dsn['service']) && $this->dsn['hostspec']) {
329 //oci8://username:password@foo.example.com[:port]/?service=service
330 // service name is given, it is assumed that hostspec is really a
331 // hostname, we try to construct an oracle connection string from this
332 $port = $this->dsn['port'] ? $this->dsn['port'] : 1521;
333 $sid = sprintf("(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)
334 (HOST=%s) (PORT=%s)))
335 (CONNECT_DATA=(SERVICE_NAME=%s)))",
336 $this->dsn['hostspec'],
337 $port,
338 $this->dsn['service']
339 );
340 } elseif ($this->dsn['hostspec']) {
341 // we are given something like 'oci8://username:password@foo/'
342 // we have hostspec but not a service name, now we assume that
343 // hostspec is a tnsname defined in tnsnames.ora
344 $sid = $this->dsn['hostspec'];
345 } else {
346 // oci://username:password@
347 // if everything fails, we have to rely on environment variables
348 // not before a check to 'emulate_database'
349 if (!$this->options['emulate_database'] && $this->database_name) {
351 } elseif (getenv('ORACLE_SID')) {
352 $sid = getenv('ORACLE_SID');
353 } elseif ($sid = getenv('TWO_TASK')) {
354 $sid = getenv('TWO_TASK');
355 } else {
356 return $this->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
357 'not a valid connection string or environment variable [ORACLE_SID|TWO_TASK] not set',
358 __FUNCTION__);
359 }
360 }
361
362 if (function_exists('oci_connect')) {
363 if (isset($this->dsn['new_link'])
364 && ($this->dsn['new_link'] == 'true' || $this->dsn['new_link'] === true)
365 ) {
366 $connect_function = 'oci_new_connect';
367 } else {
368 $connect_function = $persistent ? 'oci_pconnect' : 'oci_connect';
369 }
370
371 $charset = empty($this->dsn['charset']) ? null : $this->dsn['charset'];
372 $connection = @$connect_function($username, $password, $sid, $charset);
373 $error = @OCIError();
374 if (isset($error['code']) && $error['code'] == 12541) {
375 // Couldn't find TNS listener. Try direct connection.
376 $connection = @$connect_function($username, $password, null, $charset);
377 }
378 } else {
379 $connect_function = $persistent ? 'OCIPLogon' : 'OCILogon';
380 $connection = @$connect_function($username, $password, $sid);
381
382 if (!empty($this->dsn['charset'])) {
383 $result = $this->setCharset($this->dsn['charset'], $connection);
384 if (PEAR::isError($result)) {
385 return $result;
386 }
387 }
388 }
389
390 if (!$connection) {
391 return $this->raiseError(MDB2_ERROR_CONNECT_FAILED, null, null,
392 'unable to establish a connection', __FUNCTION__);
393 }
394
395 if (empty($this->dsn['disable_iso_date'])) {
396 $query = "ALTER SESSION SET NLS_DATE_FORMAT='YYYY-MM-DD HH24:MI:SS'";
397 $err =& $this->_doQuery($query, true, $connection);
398 if (PEAR::isError($err)) {
399 $this->disconnect(false);
400 return $err;
401 }
402 }
403
404 $query = "ALTER SESSION SET NLS_NUMERIC_CHARACTERS='. '";
405 $err =& $this->_doQuery($query, true, $connection);
406 if (PEAR::isError($err)) {
407 $this->disconnect(false);
408 return $err;
409 }
410
411 return $connection;
412 }
413
414 // }}}
415 // {{{ connect()
416
423 function connect()
424 {
425 if ($this->database_name && $this->options['emulate_database']) {
426 $this->dsn['username'] = $this->options['database_name_prefix'].$this->database_name;
427 }
428 if (is_resource($this->connection)) {
429 if (count(array_diff($this->connected_dsn, $this->dsn)) == 0
430 && $this->connected_database_name == $this->database_name
431 && $this->opened_persistent == $this->options['persistent']
432 ) {
433 return MDB2_OK;
434 }
435 $this->disconnect(false);
436 }
437
438 $connection = $this->_doConnect(
439 $this->dsn['username'],
440 $this->dsn['password'],
441 $this->options['persistent']
442 );
444 return $connection;
445 }
446 $this->connection = $connection;
447 $this->connected_dsn = $this->dsn;
448 $this->connected_database_name = $this->database_name;
449 $this->opened_persistent = $this->options['persistent'];
450 $this->dbsyntax = $this->dsn['dbsyntax'] ? $this->dsn['dbsyntax'] : $this->phptype;
451
452 $this->as_keyword = ' ';
453 $server_info = $this->getServerVersion();
454 if (is_array($server_info)) {
455 if ($server_info['major'] >= '10') {
456 $this->as_keyword = ' AS ';
457 }
458 }
459 return MDB2_OK;
460 }
461
462 // }}}
463 // {{{ disconnect()
464
474 function disconnect($force = true)
475 {
476 if (is_resource($this->connection)) {
477 if ($this->in_transaction) {
480 $persistent = $this->options['persistent'];
481 $this->dsn = $this->connected_dsn;
482 $this->database_name = $this->connected_database_name;
483 $this->options['persistent'] = $this->opened_persistent;
484 $this->rollback();
485 $this->dsn = $dsn;
486 $this->database_name = $database_name;
487 $this->options['persistent'] = $persistent;
488 }
489
490 if (!$this->opened_persistent || $force) {
491 if (function_exists('oci_close')) {
492 @oci_close($this->connection);
493 } else {
494 @OCILogOff($this->connection);
495 }
496 }
497 $this->uncommitedqueries = 0;
498 }
499 return parent::disconnect($force);
500 }
501
502 // }}}
503 // {{{ standaloneExec()
504
513 {
514 $connection = $this->_doConnect(
515 $this->options['DBA_username'],
516 $this->options['DBA_password'],
517 $this->options['persistent']
518 );
520 return $connection;
521 }
522
525 $this->offset = $this->limit = 0;
526 $query = $this->_modifyQuery($query, false, $limit, $offset);
527
528 $result =& $this->_doQuery($query, false, $connection, false);
529 if (PEAR::isError($result)) {
530 @OCILogOff($connection);
531 return $result;
532 }
533
535 @OCILogOff($connection);
536 return $ret;
537 }
538
539 // }}}
540 // {{{ standaloneQuery()
541
552 function &standaloneQuery($query, $types = null, $is_manip = false)
553 {
554 $connection = $this->_doConnect(
555 $this->options['DBA_username'],
556 $this->options['DBA_password'],
557 $this->options['persistent']
558 );
560 return $connection;
561 }
562
565 $this->offset = $this->limit = 0;
566 $query = $this->_modifyQuery($query, $is_manip, $limit, $offset);
567
568 $result =& $this->_doQuery($query, $is_manip, $connection, false);
569 @OCILogOff($connection);
570 if (PEAR::isError($result)) {
571 return $result;
572 }
573
574 if ($is_manip) {
575 $affected_rows = $this->_affectedRows($connection, $result);
576 return $affected_rows;
577 }
578 $return =& $this->_wrapResult($result, $types, true, false, $limit, $offset);
579 return $return;
580 }
581
582 // }}}
583 // {{{ _modifyQuery()
584
595 function _modifyQuery($query, $is_manip, $limit, $offset)
596 {
597 if (preg_match('/^\s*SELECT/i', $query)) {
598 if (!preg_match('/\sFROM\s/i', $query)) {
599 $query.= " FROM dual";
600 }
601 if ($limit > 0) {
602 // taken from http://svn.ez.no/svn/ezcomponents/packages/Database
603 $max = $offset + $limit;
604 if ($offset > 0) {
605 $min = $offset + 1;
606 $query = "SELECT * FROM (SELECT a.*, ROWNUM mdb2rn FROM ($query) a WHERE ROWNUM <= $max) WHERE mdb2rn >= $min";
607 } else {
608 $query = "SELECT a.* FROM ($query) a WHERE ROWNUM <= $max";
609 }
610 }
611 }
612 return $query;
613 }
614
615 // }}}
616 // {{{ _doQuery()
617
627 function &_doQuery($query, $is_manip = false, $connection = null, $database_name = null)
628 {
629 $this->last_query = $query;
630 $result = $this->debug($query, 'query', array('is_manip' => $is_manip, 'when' => 'pre'));
631 if ($result) {
632 if (PEAR::isError($result)) {
633 return $result;
634 }
635 $query = $result;
636 }
637 if ($this->getOption('disable_query')) {
638 if ($is_manip) {
639 return 0;
640 }
641 return null;
642 }
643
644 if (is_null($connection)) {
645 $connection = $this->getConnection();
647 return $connection;
648 }
649 }
650
651 $result = @OCIParse($connection, $query);
652 if (!$result) {
653 $err = $this->raiseError(null, null, null,
654 'Could not create statement', __FUNCTION__);
655 return $err;
656 }
657
658 $mode = $this->in_transaction ? OCI_DEFAULT : OCI_COMMIT_ON_SUCCESS;
659 if (!@OCIExecute($result, $mode)) {
660 $err =& $this->raiseError($result, null, null,
661 'Could not execute statement', __FUNCTION__);
662 return $err;
663 }
664
665 if (is_numeric($this->options['result_prefetching'])) {
666 @ocisetprefetch($result, $this->options['result_prefetching']);
667 }
668
669 $this->debug($query, 'query', array('is_manip' => $is_manip, 'when' => 'post', 'result' => $result));
670 return $result;
671 }
672
673 // }}}
674 // {{{ _affectedRows()
675
685 {
686 if (is_null($connection)) {
687 $connection = $this->getConnection();
689 return $connection;
690 }
691 }
692 return @OCIRowCount($result);
693 }
694
695 // }}}
696 // {{{ getServerVersion()
697
705 function getServerVersion($native = false)
706 {
707 $connection = $this->getConnection();
709 return $connection;
710 }
711 if ($this->connected_server_info) {
712 $server_info = $this->connected_server_info;
713 } else {
714 $server_info = @ociserverversion($connection);
715 }
716 if (!$server_info) {
717 return $this->raiseError(null, null, null,
718 'Could not get server information', __FUNCTION__);
719 }
720 // cache server_info
721 $this->connected_server_info = $server_info;
722 if (!$native) {
723 if (!preg_match('/ (\d+)\.(\d+)\.(\d+)\.([\d\.]+) /', $server_info, $tmp)) {
724 return $this->raiseError(MDB2_ERROR_INVALID, null, null,
725 'Could not parse version information:'.$server_info, __FUNCTION__);
726 }
727 $server_info = array(
728 'major' => $tmp[1],
729 'minor' => $tmp[2],
730 'patch' => $tmp[3],
731 'extra' => $tmp[4],
732 'native' => $server_info,
733 );
734 }
735 return $server_info;
736 }
737
738 // }}}
739 // {{{ prepare()
740
761 function &prepare($query, $types = null, $result_types = null, $lobs = array())
762 {
763 if ($this->options['emulate_prepared']) {
764 $obj =& parent::prepare($query, $types, $result_types, $lobs);
765 return $obj;
766 }
767 $is_manip = ($result_types === MDB2_PREPARE_MANIP);
770 $this->offset = $this->limit = 0;
771 $result = $this->debug($query, __FUNCTION__, array('is_manip' => $is_manip, 'when' => 'pre'));
772 if ($result) {
773 if (PEAR::isError($result)) {
774 return $result;
775 }
776 $query = $result;
777 }
778 $query = $this->_modifyQuery($query, $is_manip, $limit, $offset);
779 $placeholder_type_guess = $placeholder_type = null;
780 $question = '?';
781 $colon = ':';
782 $positions = array();
783 $position = 0;
784 $parameter = -1;
785 while ($position < strlen($query)) {
786 $q_position = strpos($query, $question, $position);
787 $c_position = strpos($query, $colon, $position);
788 if ($q_position && $c_position) {
789 $p_position = min($q_position, $c_position);
790 } elseif ($q_position) {
791 $p_position = $q_position;
792 } elseif ($c_position) {
793 $p_position = $c_position;
794 } else {
795 break;
796 }
797 if (is_null($placeholder_type)) {
798 $placeholder_type_guess = $query[$p_position];
799 }
800
801 $new_pos = $this->_skipDelimitedStrings($query, $position, $p_position);
802 if (PEAR::isError($new_pos)) {
803 return $new_pos;
804 }
805 if ($new_pos != $position) {
806 $position = $new_pos;
807 continue; //evaluate again starting from the new position
808 }
809
810 if ($query[$position] == $placeholder_type_guess) {
811 if (is_null($placeholder_type)) {
812 $placeholder_type = $query[$p_position];
813 $question = $colon = $placeholder_type;
814 if (!empty($types) && is_array($types)) {
815 if ($placeholder_type == ':') {
816 if (is_int(key($types))) {
817 $types_tmp = $types;
818 $types = array();
819 $count = -1;
820 }
821 } else {
822 $types = array_values($types);
823 }
824 }
825 }
826 if ($placeholder_type == ':') {
827 $parameter = preg_replace('/^.{'.($position+1).'}([a-z0-9_]+).*$/si', '\\1', $query);
828 if ($parameter === '') {
829 $err =& $this->raiseError(MDB2_ERROR_SYNTAX, null, null,
830 'named parameter with an empty name', __FUNCTION__);
831 return $err;
832 }
833 // use parameter name in type array
834 if (isset($count) && isset($types_tmp[++$count])) {
835 $types[$parameter] = $types_tmp[$count];
836 }
837 $length = strlen($parameter) + 1;
838 } else {
839 ++$parameter;
840 $length = strlen($parameter);
841 }
842 if (!in_array($parameter, $positions)) {
843 $positions[] = $parameter;
844 }
845 if (isset($types[$parameter])
846 && ($types[$parameter] == 'clob' || $types[$parameter] == 'blob')
847 ) {
848 if (!isset($lobs[$parameter])) {
849 $lobs[$parameter] = $parameter;
850 }
851 $value = $this->quote(true, $types[$parameter]);
852 $query = substr_replace($query, $value, $p_position, $length);
853 $position = $p_position + strlen($value) - 1;
854 } elseif ($placeholder_type == '?') {
855 $query = substr_replace($query, ':'.$parameter, $p_position, 1);
856 $position = $p_position + $length;
857 } else {
858 $position = $p_position + 1;
859 }
860 } else {
861 $position = $p_position;
862 }
863 }
864 if (is_array($lobs)) {
865 $columns = $variables = '';
866 foreach ($lobs as $parameter => $field) {
867 $columns.= ($columns ? ', ' : ' RETURNING ').$field;
868 $variables.= ($variables ? ', ' : ' INTO ').':'.$parameter;
869 }
870 $query.= $columns.$variables;
871 }
872 $connection = $this->getConnection();
874 return $connection;
875 }
876 $statement = @OCIParse($connection, $query);
877 if (!$statement) {
878 $err =& $this->raiseError(null, null, null,
879 'Could not create statement', __FUNCTION__);
880 return $err;
881 }
882
883 $class_name = 'MDB2_Statement_'.$this->phptype;
884 $obj =& new $class_name($this, $statement, $positions, $query, $types, $result_types, $is_manip, $limit, $offset);
885 $this->debug($query, __FUNCTION__, array('is_manip' => $is_manip, 'when' => 'post', 'result' => $obj));
886 return $obj;
887 }
888
889 // }}}
890 // {{{ nextID()
891
902 function nextID($seq_name, $ondemand = true)
903 {
904 $sequence_name = $this->quoteIdentifier($this->getSequenceName($seq_name), true);
905 $query = "SELECT $sequence_name.nextval FROM DUAL";
907 $result = $this->queryOne($query, 'integer');
908 $this->popExpect();
909 if (PEAR::isError($result)) {
910 if ($ondemand && $result->getCode() == MDB2_ERROR_NOSUCHTABLE) {
911 $this->loadModule('Manager', null, true);
912 $result = $this->manager->createSequence($seq_name);
913 if (PEAR::isError($result)) {
914 return $result;
915 }
916 return $this->nextId($seq_name, false);
917 }
918 }
919 return $result;
920 }
921
922 // }}}
923 // {{{ lastInsertID()
924
934 function lastInsertID($table = null, $field = null)
935 {
936 $seq = $table.(empty($field) ? '' : '_'.$field);
937 $sequence_name = $this->quoteIdentifier($this->getSequenceName($seq), true);
938 return $this->queryOne("SELECT $sequence_name.currval", 'integer');
939 }
940
941 // }}}
942 // {{{ currId()
943
951 function currId($seq_name)
952 {
953 $sequence_name = $this->getSequenceName($seq_name);
954 $query = 'SELECT (last_number-1) FROM user_sequences';
955 $query.= ' WHERE sequence_name='.$this->quote($sequence_name, 'text');
956 $query.= ' OR sequence_name='.$this->quote(strtoupper($sequence_name), 'text');
957 return $this->queryOne($query, 'integer');
958 }
959}
960
969{
970 // }}}
971 // {{{ fetchRow()
972
981 function &fetchRow($fetchmode = MDB2_FETCHMODE_DEFAULT, $rownum = null)
982 {
983 if (!is_null($rownum)) {
984 $seek = $this->seek($rownum);
985 if (PEAR::isError($seek)) {
986 return $seek;
987 }
988 }
989 if ($fetchmode == MDB2_FETCHMODE_DEFAULT) {
990 $fetchmode = $this->db->fetchmode;
991 }
992 if ($fetchmode & MDB2_FETCHMODE_ASSOC) {
993 @OCIFetchInto($this->result, $row, OCI_ASSOC+OCI_RETURN_NULLS);
994 if (is_array($row)
995 && $this->db->options['portability'] & MDB2_PORTABILITY_FIX_CASE
996 ) {
997 $row = array_change_key_case($row, $this->db->options['field_case']);
998 }
999 } else {
1000 @OCIFetchInto($this->result, $row, OCI_RETURN_NULLS);
1001 }
1002 if (!$row) {
1003 if ($this->result === false) {
1004 $err =& $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
1005 'resultset has already been freed', __FUNCTION__);
1006 return $err;
1007 }
1008 $null = null;
1009 return $null;
1010 }
1011 // remove additional column at the end
1012 if ($this->offset > 0) {
1013 array_pop($row);
1014 }
1015 $mode = 0;
1016 $rtrim = false;
1017 if ($this->db->options['portability'] & MDB2_PORTABILITY_RTRIM) {
1018 if (empty($this->types)) {
1019 $mode += MDB2_PORTABILITY_RTRIM;
1020 } else {
1021 $rtrim = true;
1022 }
1023 }
1024 if ($mode) {
1025 $this->db->_fixResultArrayValues($row, $mode);
1026 }
1027 if (!empty($this->types)) {
1028 $row = $this->db->datatype->convertResultRow($this->types, $row, $rtrim);
1029 }
1030 if (!empty($this->values)) {
1031 $this->_assignBindColumns($row);
1032 }
1033 if ($fetchmode === MDB2_FETCHMODE_OBJECT) {
1034 $object_class = $this->db->options['fetch_class'];
1035 if ($object_class == 'stdClass') {
1036 $row = (object) $row;
1037 } else {
1038 $row = &new $object_class($row);
1039 }
1040 }
1041 ++$this->rownum;
1042 return $row;
1043 }
1044
1045 // }}}
1046 // {{{ _getColumnNames()
1047
1058 {
1059 $columns = array();
1060 $numcols = $this->numCols();
1061 if (PEAR::isError($numcols)) {
1062 return $numcols;
1063 }
1064 for ($column = 0; $column < $numcols; $column++) {
1065 $column_name = @OCIColumnName($this->result, $column + 1);
1066 $columns[$column_name] = $column;
1067 }
1068 if ($this->db->options['portability'] & MDB2_PORTABILITY_FIX_CASE) {
1069 $columns = array_change_key_case($columns, $this->db->options['field_case']);
1070 }
1071 return $columns;
1072 }
1073
1074 // }}}
1075 // {{{ numCols()
1076
1084 function numCols()
1085 {
1086 $cols = @OCINumCols($this->result);
1087 if (is_null($cols)) {
1088 if ($this->result === false) {
1089 return $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
1090 'resultset has already been freed', __FUNCTION__);
1091 } elseif (is_null($this->result)) {
1092 return count($this->types);
1093 }
1094 return $this->db->raiseError(null, null, null,
1095 'Could not get column count', __FUNCTION__);
1096 }
1097 if ($this->offset > 0) {
1098 --$cols;
1099 }
1100 return $cols;
1101 }
1102
1103 // }}}
1104 // {{{ free()
1105
1112 function free()
1113 {
1114 if (is_resource($this->result) && $this->db->connection) {
1115 $free = @OCIFreeCursor($this->result);
1116 if ($free === false) {
1117 return $this->db->raiseError(null, null, null,
1118 'Could not free result', __FUNCTION__);
1119 }
1120 }
1121 $this->result = false;
1122 return MDB2_OK;
1123
1124 }
1125}
1126
1135{
1138
1139 // {{{ _fillBuffer()
1140
1149 function _fillBuffer($rownum = null)
1150 {
1151 if (isset($this->buffer) && is_array($this->buffer)) {
1152 if (is_null($rownum)) {
1153 if (!end($this->buffer)) {
1154 return false;
1155 }
1156 } elseif (isset($this->buffer[$rownum])) {
1157 return (bool)$this->buffer[$rownum];
1158 }
1159 }
1160
1161 $row = true;
1162 while ((is_null($rownum) || $this->buffer_rownum < $rownum)
1163 && ($row = @OCIFetchInto($this->result, $buffer, OCI_RETURN_NULLS))
1164 ) {
1166 // remove additional column at the end
1167 if ($this->offset > 0) {
1168 array_pop($buffer);
1169 }
1170 if (empty($this->types)) {
1171 foreach (array_keys($buffer) as $key) {
1172 if (is_a($buffer[$key], 'oci-lob')) {
1173 $buffer[$key] = $buffer[$key]->load();
1174 }
1175 }
1176 }
1177 $this->buffer[$this->buffer_rownum] = $buffer;
1178 }
1179
1180 if (!$row) {
1182 $this->buffer[$this->buffer_rownum] = false;
1183 return false;
1184 }
1185 return true;
1186 }
1187
1188 // }}}
1189 // {{{ fetchRow()
1190
1199 function &fetchRow($fetchmode = MDB2_FETCHMODE_DEFAULT, $rownum = null)
1200 {
1201 if ($this->result === false) {
1202 $err =& $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
1203 'resultset has already been freed', __FUNCTION__);
1204 return $err;
1205 } elseif (is_null($this->result)) {
1206 return null;
1207 }
1208 if (!is_null($rownum)) {
1209 $seek = $this->seek($rownum);
1210 if (PEAR::isError($seek)) {
1211 return $seek;
1212 }
1213 }
1214 $target_rownum = $this->rownum + 1;
1215 if ($fetchmode == MDB2_FETCHMODE_DEFAULT) {
1216 $fetchmode = $this->db->fetchmode;
1217 }
1218 if (!$this->_fillBuffer($target_rownum)) {
1219 $null = null;
1220 return $null;
1221 }
1222 $row = $this->buffer[$target_rownum];
1223 if ($fetchmode & MDB2_FETCHMODE_ASSOC) {
1224 $column_names = $this->getColumnNames();
1225 foreach ($column_names as $name => $i) {
1226 $column_names[$name] = $row[$i];
1227 }
1229 }
1230 $mode = 0;
1231 $rtrim = false;
1232 if ($this->db->options['portability'] & MDB2_PORTABILITY_RTRIM) {
1233 if (empty($this->types)) {
1234 $mode += MDB2_PORTABILITY_RTRIM;
1235 } else {
1236 $rtrim = true;
1237 }
1238 }
1239 if ($mode) {
1240 $this->db->_fixResultArrayValues($row, $mode);
1241 }
1242 if (!empty($this->types)) {
1243 $row = $this->db->datatype->convertResultRow($this->types, $row, $rtrim);
1244 }
1245 if (!empty($this->values)) {
1246 $this->_assignBindColumns($row);
1247 }
1248 if ($fetchmode === MDB2_FETCHMODE_OBJECT) {
1249 $object_class = $this->db->options['fetch_class'];
1250 if ($object_class == 'stdClass') {
1251 $row = (object) $row;
1252 } else {
1253 $row = &new $object_class($row);
1254 }
1255 }
1256 ++$this->rownum;
1257 return $row;
1258 }
1259
1260 // }}}
1261 // {{{ seek()
1262
1270 function seek($rownum = 0)
1271 {
1272 if ($this->result === false) {
1273 return $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
1274 'resultset has already been freed', __FUNCTION__);
1275 }
1276 $this->rownum = $rownum - 1;
1277 return MDB2_OK;
1278 }
1279
1280 // }}}
1281 // {{{ valid()
1282
1289 function valid()
1290 {
1291 if ($this->result === false) {
1292 return $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
1293 'resultset has already been freed', __FUNCTION__);
1294 } elseif (is_null($this->result)) {
1295 return true;
1296 }
1297 if ($this->_fillBuffer($this->rownum + 1)) {
1298 return true;
1299 }
1300 return false;
1301 }
1302
1303 // }}}
1304 // {{{ numRows()
1305
1312 function numRows()
1313 {
1314 if ($this->result === false) {
1315 return $this->db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
1316 'resultset has already been freed', __FUNCTION__);
1317 } elseif (is_null($this->result)) {
1318 return 0;
1319 }
1320 $this->_fillBuffer();
1321 return $this->buffer_rownum;
1322 }
1323
1324 // }}}
1325 // {{{ free()
1326
1333 function free()
1334 {
1335 $this->buffer = null;
1336 $this->buffer_rownum = null;
1337 return parent::free();
1338 }
1339}
1340
1349{
1350 // }}}
1351 // {{{ _execute()
1352
1361 function &_execute($result_class = true, $result_wrap_class = false)
1362 {
1363 if (is_null($this->statement)) {
1364 $result =& parent::_execute($result_class, $result_wrap_class);
1365 return $result;
1366 }
1367 $this->db->last_query = $this->query;
1368 $this->db->debug($this->query, 'execute', array('is_manip' => $this->is_manip, 'when' => 'pre', 'parameters' => $this->values));
1369 if ($this->db->getOption('disable_query')) {
1370 $result = $this->is_manip ? 0 : null;
1371 return $result;
1372 }
1373
1374 $connection = $this->db->getConnection();
1375 if (PEAR::isError($connection)) {
1376 return $connection;
1377 }
1378
1379 $result = MDB2_OK;
1380 $lobs = $quoted_values = array();
1381 $i = 0;
1382 foreach ($this->positions as $parameter) {
1383 if (!array_key_exists($parameter, $this->values)) {
1384 return $this->db->raiseError(MDB2_ERROR_NOT_FOUND, null, null,
1385 'Unable to bind to missing placeholder: '.$parameter, __FUNCTION__);
1386 }
1387 $value = $this->values[$parameter];
1388 $type = array_key_exists($parameter, $this->types) ? $this->types[$parameter] : null;
1389 if ($type == 'clob' || $type == 'blob') {
1390 $lobs[$i]['file'] = false;
1391 if (is_resource($value)) {
1392 $fp = $value;
1393 $value = '';
1394 while (!feof($fp)) {
1395 $value.= fread($fp, 8192);
1396 }
1397 } elseif (preg_match('/^(\w+:\/\/)(.*)$/', $value, $match)) {
1398// ILIAS patch. We need interpretation as string not as file handle. alex 13.10.2009
1399// See ILIAS Mantis Bug #4636
1400// $lobs[$i]['file'] = true;
1401// if ($match[1] == 'file://') {
1402// $value = $match[2];
1403// }
1404 }
1405 $lobs[$i]['value'] = $value;
1406 $lobs[$i]['descriptor'] = @OCINewDescriptor($connection, OCI_D_LOB);
1407 if (!is_object($lobs[$i]['descriptor'])) {
1408 $result = $this->db->raiseError(null, null, null,
1409 'Unable to create descriptor for LOB in parameter: '.$parameter, __FUNCTION__);
1410 break;
1411 }
1412 $lob_type = ($type == 'blob' ? OCI_B_BLOB : OCI_B_CLOB);
1413 if (!@OCIBindByName($this->statement, ':'.$parameter, $lobs[$i]['descriptor'], -1, $lob_type)) {
1414 $result = $this->db->raiseError($this->statement, null, null,
1415 'could not bind LOB parameter', __FUNCTION__);
1416 break;
1417 }
1418 } else {
1419 $quoted_values[$i] = $this->db->quote($value, $type, false);
1420 if (PEAR::isError($quoted_values[$i])) {
1421 return $quoted_values[$i];
1422 }
1423 if (!@OCIBindByName($this->statement, ':'.$parameter, $quoted_values[$i])) {
1424 $result = $this->db->raiseError($this->statement, null, null,
1425 'could not bind non LOB parameter', __FUNCTION__);
1426 break;
1427 }
1428 }
1429 ++$i;
1430 }
1431
1432 $lob_keys = array_keys($lobs);
1433 if (!PEAR::isError($result)) {
1434 $mode = (!empty($lobs) || $this->db->in_transaction) ? OCI_DEFAULT : OCI_COMMIT_ON_SUCCESS;
1435 if (!@OCIExecute($this->statement, $mode)) {
1436 $err =& $this->db->raiseError($this->statement, null, null,
1437 'could not execute statement', __FUNCTION__);
1438 return $err;
1439 }
1440
1441 if (!empty($lobs)) {
1442 foreach ($lob_keys as $i) {
1443 if (!is_null($lobs[$i]['value']) && $lobs[$i]['value'] !== '') {
1444 if ($lobs[$i]['file']) {
1445 $result = $lobs[$i]['descriptor']->savefile($lobs[$i]['value']);
1446 } else {
1447 $result = $lobs[$i]['descriptor']->save($lobs[$i]['value']);
1448 }
1449 if (!$result) {
1450 $result = $this->db->raiseError(null, null, null,
1451 'Unable to save descriptor contents', __FUNCTION__);
1452 break;
1453 }
1454 }
1455 }
1456
1457 if (!PEAR::isError($result)) {
1458 if (!$this->db->in_transaction) {
1459 if (!@OCICommit($connection)) {
1460 $result = $this->db->raiseError(null, null, null,
1461 'Unable to commit transaction', __FUNCTION__);
1462 }
1463 } else {
1464 ++$this->db->uncommitedqueries;
1465 }
1466 }
1467 }
1468 }
1469
1470 $lob_keys = array_keys($lobs);
1471 foreach ($lob_keys as $i) {
1472 $lobs[$i]['descriptor']->free();
1473 }
1474
1475 if (PEAR::isError($result)) {
1476 return $result;
1477 }
1478
1479 if ($this->is_manip) {
1480 $affected_rows = $this->db->_affectedRows($connection, $this->statement);
1481 return $affected_rows;
1482 }
1483
1484 $result =& $this->db->_wrapResult($this->statement, $this->result_types,
1485 $result_class, $result_wrap_class, $this->limit, $this->offset);
1486 $this->db->debug($this->query, 'execute', array('is_manip' => $this->is_manip, 'when' => 'post', 'result' => $result));
1487 return $result;
1488 }
1489
1490 // }}}
1491 // {{{ free()
1492
1499 function free()
1500 {
1501 if (is_null($this->positions)) {
1502 return $this->db->raiseError(MDB2_ERROR, null, null,
1503 'Prepared statement has already been freed', __FUNCTION__);
1504 }
1505 $result = MDB2_OK;
1506
1507 if (!is_null($this->statement) && !@OCIFreeStatement($this->statement)) {
1508 $result = $this->db->raiseError(null, null, null,
1509 'Could not free statement', __FUNCTION__);
1510 }
1511
1512 parent::free();
1513 return $result;
1514 }
1515}
1516?>
$result
const MDB2_ERROR_UNSUPPORTED
Definition: MDB2.php:73
const MDB2_PORTABILITY_RTRIM
Portability: right trim the data output by query*() and fetch*().
Definition: MDB2.php:164
const MDB2_FETCHMODE_DEFAULT
This is a special constant that tells MDB2 the user hasn't specified any particular get mode,...
Definition: MDB2.php:119
const MDB2_ERROR_INVALID
Definition: MDB2.php:75
const MDB2_ERROR_CONSTRAINT_NOT_NULL
Definition: MDB2.php:96
const MDB2_OK
The method mapErrorCode in each MDB2_dbtype implementation maps native error codes to one of these.
Definition: MDB2.php:67
const MDB2_PORTABILITY_FIX_CASE
Portability: convert names of tables and fields to case defined in the "field_case" option when using...
Definition: MDB2.php:158
const MDB2_ERROR_SYNTAX
Definition: MDB2.php:69
const MDB2_ERROR_NOT_FOUND
Definition: MDB2.php:71
const MDB2_ERROR_VALUE_COUNT_ON_ROW
Definition: MDB2.php:89
const MDB2_ERROR_INVALID_NUMBER
Definition: MDB2.php:78
const MDB2_PREPARE_MANIP
These are just helper constants to more verbosely express parameters to prepare()
Definition: MDB2.php:109
const MDB2_ERROR_ALREADY_EXISTS
Definition: MDB2.php:72
const MDB2_ERROR_DIVZERO
Definition: MDB2.php:80
const MDB2_ERROR_CONSTRAINT
Definition: MDB2.php:70
const MDB2_FETCHMODE_OBJECT
Column data as object properties.
Definition: MDB2.php:134
const MDB2_ERROR_NOSUCHFIELD
Definition: MDB2.php:86
const MDB2_ERROR_NEED_MORE_DATA
Definition: MDB2.php:87
const MDB2_ERROR
Definition: MDB2.php:68
const MDB2_ERROR_NOSUCHTABLE
Definition: MDB2.php:85
const MDB2_ERROR_CONNECT_FAILED
Definition: MDB2.php:91
const MDB2_FETCHMODE_ASSOC
Column data indexed by column names.
Definition: MDB2.php:129
if(! $in) $columns
Definition: Utf8Test.php:46
& fetchRow($fetchmode=MDB2_FETCHMODE_DEFAULT, $rownum=null)
Fetch a row and insert the data into an existing array.
Definition: oci8.php:1199
free()
Free the internal resources associated with $result.
Definition: oci8.php:1333
_fillBuffer($rownum=null)
Fill the row buffer.
Definition: oci8.php:1149
seek($rownum=0)
Seek to a specific row in a result set.
Definition: oci8.php:1270
valid()
Check if the end of the result set has been reached.
Definition: oci8.php:1289
numRows()
Returns the number of rows in a result object.
Definition: oci8.php:1312
getConnection()
Returns a native connection.
Definition: MDB2.php:1733
debug($message, $scope='', $context=array())
set a debug message
Definition: MDB2.php:1582
queryOne($query, $type=null, $colnum=0)
Execute the specified query, fetch the value from the first column of the first row of the result set...
Definition: MDB2.php:3203
getSequenceName($sqn)
adds sequence name formatting to a sequence name
Definition: MDB2.php:3102
& _wrapResult($result, $types=array(), $result_class=true, $result_wrap_class=false, $limit=null, $offset=null)
wrap a result set into the correct class
Definition: MDB2.php:2541
setCharset($charset, $connection=null)
Set the charset on the current connection.
Definition: MDB2.php:2216
& loadModule($module, $property=null, $phptype_specific=null)
loads a module
Definition: MDB2.php:1840
quoteIdentifier($str, $check_option=false)
Quote a string so it can be safely used as a table or column name.
Definition: MDB2.php:1700
_skipDelimitedStrings($query, $position, $p_position)
Utility method, used by prepare() to avoid replacing placeholders within delimited strings.
Definition: MDB2.php:2963
quote($value, $type=null, $quote=true, $escape_wildcards=false)
Convert a text value into a DBMS specific format that is suitable to compose query statements.
Definition: MDB2.php:3009
& raiseError($code=null, $mode=null, $options=null, $userinfo=null, $method=null)
This method is used to communicate an error and invoke error callbacks etc.
Definition: MDB2.php:1407
getOption($option)
Returns the value of an option.
Definition: MDB2.php:1556
errorInfo($error=null)
This method is used to collect information about an error.
Definition: oci8.php:115
__construct()
Constructor.
Definition: oci8.php:69
connect()
Connect to the database.
Definition: oci8.php:423
_affectedRows($connection, $result=null)
Returns the number of rows affected.
Definition: oci8.php:684
& standaloneQuery($query, $types=null, $is_manip=false)
execute a query as DBA
Definition: oci8.php:552
lastInsertID($table=null, $field=null)
Returns the autoincrement ID if supported or $id or fetches the current ID in a sequence called: $tab...
Definition: oci8.php:934
beginTransaction($savepoint=null)
Start a transaction or set a savepoint.
Definition: oci8.php:171
setTransactionIsolation($isolation)
Set the transacton isolation level.
Definition: oci8.php:290
getServerVersion($native=false)
return version information about the server
Definition: oci8.php:705
nextID($seq_name, $ondemand=true)
Returns the next free id of a sequence.
Definition: oci8.php:902
disconnect($force=true)
Log out and disconnect from the database.
Definition: oci8.php:474
_modifyQuery($query, $is_manip, $limit, $offset)
Changes a query string for various DBMS specific reasons.
Definition: oci8.php:595
commit($savepoint=null)
Commit the database changes done during a transaction that is in progress or release a savepoint.
Definition: oci8.php:207
& prepare($query, $types=null, $result_types=null, $lobs=array())
Prepares a query for multiple execution with execute().
Definition: oci8.php:761
& standaloneExec($query)
execute a query as database administrator
Definition: oci8.php:512
_doConnect($username, $password, $persistent=false)
do the grunt work of the connect
Definition: oci8.php:319
& _doQuery($query, $is_manip=false, $connection=null, $database_name=null)
Execute a query.
Definition: oci8.php:627
currId($seq_name)
Returns the current id of a sequence.
Definition: oci8.php:951
rollback($savepoint=null)
Cancel any database changes done during a transaction or since a specific savepoint that is in progre...
Definition: oci8.php:247
getColumnNames($flip=false)
Retrieve the names of columns returned by the DBMS in a query result or from the cache.
Definition: MDB2.php:3674
_assignBindColumns($row)
Bind a variable to a value in the result row.
Definition: MDB2.php:3786
seek($rownum=0)
Seek to a specific row in a result set.
Definition: MDB2.php:3432
& fetchRow($fetchmode=MDB2_FETCHMODE_DEFAULT, $rownum=null)
Fetch a row and insert the data into an existing array.
Definition: oci8.php:981
numCols()
Count the number of columns returned by the DBMS in a query result.
Definition: oci8.php:1084
free()
Free the internal resources associated with $result.
Definition: oci8.php:1112
_getColumnNames()
Retrieve the names of columns returned by the DBMS in a query result.
Definition: oci8.php:1057
& _execute($result_class=true, $result_wrap_class=false)
Execute a prepared query statement helper method.
Definition: oci8.php:1361
free()
Release resources allocated for the specified prepared query.
Definition: oci8.php:1499
loadExtension($ext)
OS independant PHP extension load.
Definition: PEAR.php:745
popExpect()
This method pops one element off the expected error codes stack.
Definition: PEAR.php:409
expectError($code=' *')
This method is used to tell which errors you expect to get.
Definition: PEAR.php:390
isError($data, $code=null)
Tell whether a value is a PEAR error.
Definition: PEAR.php:279