From d1403fd7268ccf96ab6e7d04506ea1b1802c7eb2 Mon Sep 17 00:00:00 2001 From: alecpl <alec@alec.pl> Date: Fri, 02 May 2008 03:35:00 -0400 Subject: [PATCH] - fixed #1485032 and updated MDB2 package+drivers --- program/lib/MDB2/Driver/Reverse/Common.php | 1022 ++++++++++++++++++++++++++++---------------------------- 1 files changed, 512 insertions(+), 510 deletions(-) diff --git a/program/lib/MDB2/Driver/Reverse/Common.php b/program/lib/MDB2/Driver/Reverse/Common.php index 43a2f25..18e9da9 100644 --- a/program/lib/MDB2/Driver/Reverse/Common.php +++ b/program/lib/MDB2/Driver/Reverse/Common.php @@ -1,511 +1,513 @@ -<?php -// +----------------------------------------------------------------------+ -// | PHP versions 4 and 5 | -// +----------------------------------------------------------------------+ -// | Copyright (c) 1998-2007 Manuel Lemos, Tomas V.V.Cox, | -// | Stig. S. Bakken, Lukas Smith | -// | All rights reserved. | -// +----------------------------------------------------------------------+ -// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB | -// | API as well as database abstraction for PHP applications. | -// | This LICENSE is in the BSD license style. | -// | | -// | Redistribution and use in source and binary forms, with or without | -// | modification, are permitted provided that the following conditions | -// | are met: | -// | | -// | Redistributions of source code must retain the above copyright | -// | notice, this list of conditions and the following disclaimer. | -// | | -// | Redistributions in binary form must reproduce the above copyright | -// | notice, this list of conditions and the following disclaimer in the | -// | documentation and/or other materials provided with the distribution. | -// | | -// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, | -// | Lukas Smith nor the names of his contributors may be used to endorse | -// | or promote products derived from this software without specific prior| -// | written permission. | -// | | -// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | -// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | -// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS | -// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE | -// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, | -// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, | -// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS| -// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED | -// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | -// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY| -// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | -// | POSSIBILITY OF SUCH DAMAGE. | -// +----------------------------------------------------------------------+ -// | Author: Lukas Smith <smith@pooteeweet.org> | -// +----------------------------------------------------------------------+ -// -// $Id: Common.php,v 1.41 2007/09/09 13:47:36 quipo Exp $ -// - -/** - * @package MDB2 - * @category Database - */ - -/** - * These are constants for the tableInfo-function - * they are bitwised or'ed. so if there are more constants to be defined - * in the future, adjust MDB2_TABLEINFO_FULL accordingly - */ - -define('MDB2_TABLEINFO_ORDER', 1); -define('MDB2_TABLEINFO_ORDERTABLE', 2); -define('MDB2_TABLEINFO_FULL', 3); - -/** - * Base class for the schema reverse engineering module that is extended by each MDB2 driver - * - * To load this module in the MDB2 object: - * $mdb->loadModule('Reverse'); - * - * @package MDB2 - * @category Database - * @author Lukas Smith <smith@pooteeweet.org> - */ -class MDB2_Driver_Reverse_Common extends MDB2_Module_Common -{ - // {{{ splitTableSchema() - - /** - * Split the "[owner|schema].table" notation into an array - * @access private - */ - function splitTableSchema($table) - { - $ret = array(); - if (strpos($table, '.') !== false) { - return explode('.', $table); - } - return array(null, $table); - } - - // }}} - // {{{ getTableFieldDefinition() - - /** - * Get the structure of a field into an array - * - * @param string $table name of table that should be used in method - * @param string $field name of field that should be used in method - * @return mixed data array on success, a MDB2 error on failure. - * The returned array contains an array for each field definition, - * with all or some of these indices, depending on the field data type: - * [notnull] [nativetype] [length] [fixed] [default] [type] [mdb2type] - * @access public - */ - function getTableFieldDefinition($table, $field) - { - $db =& $this->getDBInstance(); - if (PEAR::isError($db)) { - return $db; - } - - return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null, - 'method not implemented', __FUNCTION__); - } - - // }}} - // {{{ getTableIndexDefinition() - - /** - * Get the structure of an index into an array - * - * @param string $table name of table that should be used in method - * @param string $index name of index that should be used in method - * @return mixed data array on success, a MDB2 error on failure - * The returned array has this structure: - * </pre> - * array ( - * [fields] => array ( - * [field1name] => array() // one entry per each field covered - * [field2name] => array() // by the index - * [field3name] => array( - * [sorting] => ascending - * ) - * ) - * ); - * </pre> - * @access public - */ - function getTableIndexDefinition($table, $index) - { - $db =& $this->getDBInstance(); - if (PEAR::isError($db)) { - return $db; - } - - return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null, - 'method not implemented', __FUNCTION__); - } - - // }}} - // {{{ getTableConstraintDefinition() - - /** - * Get the structure of an constraints into an array - * - * @param string $table name of table that should be used in method - * @param string $index name of index that should be used in method - * @return mixed data array on success, a MDB2 error on failure - * The returned array has this structure: - * <pre> - * array ( - * [primary] => 0 - * [unique] => 0 - * [foreign] => 1 - * [check] => 0 - * [fields] => array ( - * [field1name] => array() // one entry per each field covered - * [field2name] => array() // by the index - * [field3name] => array( - * [sorting] => ascending - * [position] => 3 - * ) - * ) - * [references] => array( - * [table] => name - * [fields] => array( - * [field1name] => array( //one entry per each referenced field - * [position] => 1 - * ) - * ) - * ) - * [deferrable] => 0 - * [initiallydeferred] => 0 - * [onupdate] => CASCADE|RESTRICT|SET NULL|SET DEFAULT|NO ACTION - * [ondelete] => CASCADE|RESTRICT|SET NULL|SET DEFAULT|NO ACTION - * [match] => SIMPLE|PARTIAL|FULL - * ); - * </pre> - * @access public - */ - function getTableConstraintDefinition($table, $index) - { - $db =& $this->getDBInstance(); - if (PEAR::isError($db)) { - return $db; - } - - return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null, - 'method not implemented', __FUNCTION__); - } - - // }}} - // {{{ getSequenceDefinition() - - /** - * Get the structure of a sequence into an array - * - * @param string $sequence name of sequence that should be used in method - * @return mixed data array on success, a MDB2 error on failure - * The returned array has this structure: - * <pre> - * array ( - * [start] => n - * ); - * </pre> - * @access public - */ - function getSequenceDefinition($sequence) - { - $db =& $this->getDBInstance(); - if (PEAR::isError($db)) { - return $db; - } - - $start = $db->currId($sequence); - if (PEAR::isError($start)) { - return $start; - } - if ($db->supports('current_id')) { - $start++; - } else { - $db->warnings[] = 'database does not support getting current - sequence value, the sequence value was incremented'; - } - $definition = array(); - if ($start != 1) { - $definition = array('start' => $start); - } - return $definition; - } - - // }}} - // {{{ getTriggerDefinition() - - /** - * Get the structure of a trigger into an array - * - * EXPERIMENTAL - * - * WARNING: this function is experimental and may change the returned value - * at any time until labelled as non-experimental - * - * @param string $trigger name of trigger that should be used in method - * @return mixed data array on success, a MDB2 error on failure - * The returned array has this structure: - * <pre> - * array ( - * [trigger_name] => 'trigger name', - * [table_name] => 'table name', - * [trigger_body] => 'trigger body definition', - * [trigger_type] => 'BEFORE' | 'AFTER', - * [trigger_event] => 'INSERT' | 'UPDATE' | 'DELETE' - * //or comma separated list of multiple events, when supported - * [trigger_enabled] => true|false - * [trigger_comment] => 'trigger comment', - * ); - * </pre> - * The oci8 driver also returns a [when_clause] index. - * @access public - */ - function getTriggerDefinition($trigger) - { - $db =& $this->getDBInstance(); - if (PEAR::isError($db)) { - return $db; - } - - return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null, - 'method not implemented', __FUNCTION__); - } - - // }}} - // {{{ tableInfo() - - /** - * Returns information about a table or a result set - * - * The format of the resulting array depends on which <var>$mode</var> - * you select. The sample output below is based on this query: - * <pre> - * SELECT tblFoo.fldID, tblFoo.fldPhone, tblBar.fldId - * FROM tblFoo - * JOIN tblBar ON tblFoo.fldId = tblBar.fldId - * </pre> - * - * <ul> - * <li> - * - * <kbd>null</kbd> (default) - * <pre> - * [0] => Array ( - * [table] => tblFoo - * [name] => fldId - * [type] => int - * [len] => 11 - * [flags] => primary_key not_null - * ) - * [1] => Array ( - * [table] => tblFoo - * [name] => fldPhone - * [type] => string - * [len] => 20 - * [flags] => - * ) - * [2] => Array ( - * [table] => tblBar - * [name] => fldId - * [type] => int - * [len] => 11 - * [flags] => primary_key not_null - * ) - * </pre> - * - * </li><li> - * - * <kbd>MDB2_TABLEINFO_ORDER</kbd> - * - * <p>In addition to the information found in the default output, - * a notation of the number of columns is provided by the - * <samp>num_fields</samp> element while the <samp>order</samp> - * element provides an array with the column names as the keys and - * their location index number (corresponding to the keys in the - * the default output) as the values.</p> - * - * <p>If a result set has identical field names, the last one is - * used.</p> - * - * <pre> - * [num_fields] => 3 - * [order] => Array ( - * [fldId] => 2 - * [fldTrans] => 1 - * ) - * </pre> - * - * </li><li> - * - * <kbd>MDB2_TABLEINFO_ORDERTABLE</kbd> - * - * <p>Similar to <kbd>MDB2_TABLEINFO_ORDER</kbd> but adds more - * dimensions to the array in which the table names are keys and - * the field names are sub-keys. This is helpful for queries that - * join tables which have identical field names.</p> - * - * <pre> - * [num_fields] => 3 - * [ordertable] => Array ( - * [tblFoo] => Array ( - * [fldId] => 0 - * [fldPhone] => 1 - * ) - * [tblBar] => Array ( - * [fldId] => 2 - * ) - * ) - * </pre> - * - * </li> - * </ul> - * - * The <samp>flags</samp> element contains a space separated list - * of extra information about the field. This data is inconsistent - * between DBMS's due to the way each DBMS works. - * + <samp>primary_key</samp> - * + <samp>unique_key</samp> - * + <samp>multiple_key</samp> - * + <samp>not_null</samp> - * - * Most DBMS's only provide the <samp>table</samp> and <samp>flags</samp> - * elements if <var>$result</var> is a table name. The following DBMS's - * provide full information from queries: - * + fbsql - * + mysql - * - * If the 'portability' option has <samp>MDB2_PORTABILITY_FIX_CASE</samp> - * turned on, the names of tables and fields will be lower or upper cased. - * - * @param object|string $result MDB2_result object from a query or a - * string containing the name of a table. - * While this also accepts a query result - * resource identifier, this behavior is - * deprecated. - * @param int $mode either unused or one of the tableInfo modes: - * <kbd>MDB2_TABLEINFO_ORDERTABLE</kbd>, - * <kbd>MDB2_TABLEINFO_ORDER</kbd> or - * <kbd>MDB2_TABLEINFO_FULL</kbd> (which does both). - * These are bitwise, so the first two can be - * combined using <kbd>|</kbd>. - * - * @return array an associative array with the information requested. - * A MDB2_Error object on failure. - * - * @see MDB2_Driver_Common::setOption() - */ - function tableInfo($result, $mode = null) - { - $db =& $this->getDBInstance(); - if (PEAR::isError($db)) { - return $db; - } - - if (!is_string($result)) { - return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null, - 'method not implemented', __FUNCTION__); - } - - $db->loadModule('Manager', null, true); - $fields = $db->manager->listTableFields($result); - if (PEAR::isError($fields)) { - return $fields; - } - - $flags = array(); - - $idxname_format = $db->getOption('idxname_format'); - $db->setOption('idxname_format', '%s'); - - $indexes = $db->manager->listTableIndexes($result); - if (PEAR::isError($indexes)) { - $db->setOption('idxname_format', $idxname_format); - return $indexes; - } - - foreach ($indexes as $index) { - $definition = $this->getTableIndexDefinition($result, $index); - if (PEAR::isError($definition)) { - $db->setOption('idxname_format', $idxname_format); - return $definition; - } - if (count($definition['fields']) > 1) { - foreach ($definition['fields'] as $field => $sort) { - $flags[$field] = 'multiple_key'; - } - } - } - - $constraints = $db->manager->listTableConstraints($result); - if (PEAR::isError($constraints)) { - return $constraints; - } - - foreach ($constraints as $constraint) { - $definition = $this->getTableConstraintDefinition($result, $constraint); - if (PEAR::isError($definition)) { - $db->setOption('idxname_format', $idxname_format); - return $definition; - } - $flag = !empty($definition['primary']) - ? 'primary_key' : (!empty($definition['unique']) - ? 'unique_key' : false); - if ($flag) { - foreach ($definition['fields'] as $field => $sort) { - if (empty($flags[$field]) || $flags[$field] != 'primary_key') { - $flags[$field] = $flag; - } - } - } - } - - if ($mode) { - $res['num_fields'] = count($fields); - } - - foreach ($fields as $i => $field) { - $definition = $this->getTableFieldDefinition($result, $field); - if (PEAR::isError($definition)) { - $db->setOption('idxname_format', $idxname_format); - return $definition; - } - $res[$i] = $definition[0]; - $res[$i]['name'] = $field; - $res[$i]['table'] = $result; - $res[$i]['type'] = preg_replace('/^([a-z]+).*$/i', '\\1', trim($definition[0]['nativetype'])); - // 'primary_key', 'unique_key', 'multiple_key' - $res[$i]['flags'] = empty($flags[$field]) ? '' : $flags[$field]; - // not_null', 'unsigned', 'auto_increment', 'default_[rawencodedvalue]' - if (!empty($res[$i]['notnull'])) { - $res[$i]['flags'].= ' not_null'; - } - if (!empty($res[$i]['unsigned'])) { - $res[$i]['flags'].= ' unsigned'; - } - if (!empty($res[$i]['auto_increment'])) { - $res[$i]['flags'].= ' autoincrement'; - } - if (!empty($res[$i]['default'])) { - $res[$i]['flags'].= ' default_'.rawurlencode($res[$i]['default']); - } - - if ($mode & MDB2_TABLEINFO_ORDER) { - $res['order'][$res[$i]['name']] = $i; - } - if ($mode & MDB2_TABLEINFO_ORDERTABLE) { - $res['ordertable'][$res[$i]['table']][$res[$i]['name']] = $i; - } - } - - $db->setOption('idxname_format', $idxname_format); - return $res; - } -} +<?php +// +----------------------------------------------------------------------+ +// | PHP versions 4 and 5 | +// +----------------------------------------------------------------------+ +// | Copyright (c) 1998-2007 Manuel Lemos, Tomas V.V.Cox, | +// | Stig. S. Bakken, Lukas Smith | +// | All rights reserved. | +// +----------------------------------------------------------------------+ +// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB | +// | API as well as database abstraction for PHP applications. | +// | This LICENSE is in the BSD license style. | +// | | +// | Redistribution and use in source and binary forms, with or without | +// | modification, are permitted provided that the following conditions | +// | are met: | +// | | +// | Redistributions of source code must retain the above copyright | +// | notice, this list of conditions and the following disclaimer. | +// | | +// | Redistributions in binary form must reproduce the above copyright | +// | notice, this list of conditions and the following disclaimer in the | +// | documentation and/or other materials provided with the distribution. | +// | | +// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, | +// | Lukas Smith nor the names of his contributors may be used to endorse | +// | or promote products derived from this software without specific prior| +// | written permission. | +// | | +// | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | +// | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | +// | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS | +// | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE | +// | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, | +// | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, | +// | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS| +// | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED | +// | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | +// | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY| +// | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | +// | POSSIBILITY OF SUCH DAMAGE. | +// +----------------------------------------------------------------------+ +// | Author: Lukas Smith <smith@pooteeweet.org> | +// +----------------------------------------------------------------------+ +// +// $Id: Common.php,v 1.42 2008/01/12 12:50:58 quipo Exp $ +// + +/** + * @package MDB2 + * @category Database + */ + +/** + * These are constants for the tableInfo-function + * they are bitwised or'ed. so if there are more constants to be defined + * in the future, adjust MDB2_TABLEINFO_FULL accordingly + */ + +define('MDB2_TABLEINFO_ORDER', 1); +define('MDB2_TABLEINFO_ORDERTABLE', 2); +define('MDB2_TABLEINFO_FULL', 3); + +/** + * Base class for the schema reverse engineering module that is extended by each MDB2 driver + * + * To load this module in the MDB2 object: + * $mdb->loadModule('Reverse'); + * + * @package MDB2 + * @category Database + * @author Lukas Smith <smith@pooteeweet.org> + */ +class MDB2_Driver_Reverse_Common extends MDB2_Module_Common +{ + // {{{ splitTableSchema() + + /** + * Split the "[owner|schema].table" notation into an array + * @access private + */ + function splitTableSchema($table) + { + $ret = array(); + if (strpos($table, '.') !== false) { + return explode('.', $table); + } + return array(null, $table); + } + + // }}} + // {{{ getTableFieldDefinition() + + /** + * Get the structure of a field into an array + * + * @param string $table name of table that should be used in method + * @param string $field name of field that should be used in method + * @return mixed data array on success, a MDB2 error on failure. + * The returned array contains an array for each field definition, + * with all or some of these indices, depending on the field data type: + * [notnull] [nativetype] [length] [fixed] [default] [type] [mdb2type] + * @access public + */ + function getTableFieldDefinition($table, $field) + { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null, + 'method not implemented', __FUNCTION__); + } + + // }}} + // {{{ getTableIndexDefinition() + + /** + * Get the structure of an index into an array + * + * @param string $table name of table that should be used in method + * @param string $index name of index that should be used in method + * @return mixed data array on success, a MDB2 error on failure + * The returned array has this structure: + * </pre> + * array ( + * [fields] => array ( + * [field1name] => array() // one entry per each field covered + * [field2name] => array() // by the index + * [field3name] => array( + * [sorting] => ascending + * ) + * ) + * ); + * </pre> + * @access public + */ + function getTableIndexDefinition($table, $index) + { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null, + 'method not implemented', __FUNCTION__); + } + + // }}} + // {{{ getTableConstraintDefinition() + + /** + * Get the structure of an constraints into an array + * + * @param string $table name of table that should be used in method + * @param string $index name of index that should be used in method + * @return mixed data array on success, a MDB2 error on failure + * The returned array has this structure: + * <pre> + * array ( + * [primary] => 0 + * [unique] => 0 + * [foreign] => 1 + * [check] => 0 + * [fields] => array ( + * [field1name] => array() // one entry per each field covered + * [field2name] => array() // by the index + * [field3name] => array( + * [sorting] => ascending + * [position] => 3 + * ) + * ) + * [references] => array( + * [table] => name + * [fields] => array( + * [field1name] => array( //one entry per each referenced field + * [position] => 1 + * ) + * ) + * ) + * [deferrable] => 0 + * [initiallydeferred] => 0 + * [onupdate] => CASCADE|RESTRICT|SET NULL|SET DEFAULT|NO ACTION + * [ondelete] => CASCADE|RESTRICT|SET NULL|SET DEFAULT|NO ACTION + * [match] => SIMPLE|PARTIAL|FULL + * ); + * </pre> + * @access public + */ + function getTableConstraintDefinition($table, $index) + { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null, + 'method not implemented', __FUNCTION__); + } + + // }}} + // {{{ getSequenceDefinition() + + /** + * Get the structure of a sequence into an array + * + * @param string $sequence name of sequence that should be used in method + * @return mixed data array on success, a MDB2 error on failure + * The returned array has this structure: + * <pre> + * array ( + * [start] => n + * ); + * </pre> + * @access public + */ + function getSequenceDefinition($sequence) + { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + $start = $db->currId($sequence); + if (PEAR::isError($start)) { + return $start; + } + if ($db->supports('current_id')) { + $start++; + } else { + $db->warnings[] = 'database does not support getting current + sequence value, the sequence value was incremented'; + } + $definition = array(); + if ($start != 1) { + $definition = array('start' => $start); + } + return $definition; + } + + // }}} + // {{{ getTriggerDefinition() + + /** + * Get the structure of a trigger into an array + * + * EXPERIMENTAL + * + * WARNING: this function is experimental and may change the returned value + * at any time until labelled as non-experimental + * + * @param string $trigger name of trigger that should be used in method + * @return mixed data array on success, a MDB2 error on failure + * The returned array has this structure: + * <pre> + * array ( + * [trigger_name] => 'trigger name', + * [table_name] => 'table name', + * [trigger_body] => 'trigger body definition', + * [trigger_type] => 'BEFORE' | 'AFTER', + * [trigger_event] => 'INSERT' | 'UPDATE' | 'DELETE' + * //or comma separated list of multiple events, when supported + * [trigger_enabled] => true|false + * [trigger_comment] => 'trigger comment', + * ); + * </pre> + * The oci8 driver also returns a [when_clause] index. + * @access public + */ + function getTriggerDefinition($trigger) + { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null, + 'method not implemented', __FUNCTION__); + } + + // }}} + // {{{ tableInfo() + + /** + * Returns information about a table or a result set + * + * The format of the resulting array depends on which <var>$mode</var> + * you select. The sample output below is based on this query: + * <pre> + * SELECT tblFoo.fldID, tblFoo.fldPhone, tblBar.fldId + * FROM tblFoo + * JOIN tblBar ON tblFoo.fldId = tblBar.fldId + * </pre> + * + * <ul> + * <li> + * + * <kbd>null</kbd> (default) + * <pre> + * [0] => Array ( + * [table] => tblFoo + * [name] => fldId + * [type] => int + * [len] => 11 + * [flags] => primary_key not_null + * ) + * [1] => Array ( + * [table] => tblFoo + * [name] => fldPhone + * [type] => string + * [len] => 20 + * [flags] => + * ) + * [2] => Array ( + * [table] => tblBar + * [name] => fldId + * [type] => int + * [len] => 11 + * [flags] => primary_key not_null + * ) + * </pre> + * + * </li><li> + * + * <kbd>MDB2_TABLEINFO_ORDER</kbd> + * + * <p>In addition to the information found in the default output, + * a notation of the number of columns is provided by the + * <samp>num_fields</samp> element while the <samp>order</samp> + * element provides an array with the column names as the keys and + * their location index number (corresponding to the keys in the + * the default output) as the values.</p> + * + * <p>If a result set has identical field names, the last one is + * used.</p> + * + * <pre> + * [num_fields] => 3 + * [order] => Array ( + * [fldId] => 2 + * [fldTrans] => 1 + * ) + * </pre> + * + * </li><li> + * + * <kbd>MDB2_TABLEINFO_ORDERTABLE</kbd> + * + * <p>Similar to <kbd>MDB2_TABLEINFO_ORDER</kbd> but adds more + * dimensions to the array in which the table names are keys and + * the field names are sub-keys. This is helpful for queries that + * join tables which have identical field names.</p> + * + * <pre> + * [num_fields] => 3 + * [ordertable] => Array ( + * [tblFoo] => Array ( + * [fldId] => 0 + * [fldPhone] => 1 + * ) + * [tblBar] => Array ( + * [fldId] => 2 + * ) + * ) + * </pre> + * + * </li> + * </ul> + * + * The <samp>flags</samp> element contains a space separated list + * of extra information about the field. This data is inconsistent + * between DBMS's due to the way each DBMS works. + * + <samp>primary_key</samp> + * + <samp>unique_key</samp> + * + <samp>multiple_key</samp> + * + <samp>not_null</samp> + * + * Most DBMS's only provide the <samp>table</samp> and <samp>flags</samp> + * elements if <var>$result</var> is a table name. The following DBMS's + * provide full information from queries: + * + fbsql + * + mysql + * + * If the 'portability' option has <samp>MDB2_PORTABILITY_FIX_CASE</samp> + * turned on, the names of tables and fields will be lower or upper cased. + * + * @param object|string $result MDB2_result object from a query or a + * string containing the name of a table. + * While this also accepts a query result + * resource identifier, this behavior is + * deprecated. + * @param int $mode either unused or one of the tableInfo modes: + * <kbd>MDB2_TABLEINFO_ORDERTABLE</kbd>, + * <kbd>MDB2_TABLEINFO_ORDER</kbd> or + * <kbd>MDB2_TABLEINFO_FULL</kbd> (which does both). + * These are bitwise, so the first two can be + * combined using <kbd>|</kbd>. + * + * @return array an associative array with the information requested. + * A MDB2_Error object on failure. + * + * @see MDB2_Driver_Common::setOption() + */ + function tableInfo($result, $mode = null) + { + $db =& $this->getDBInstance(); + if (PEAR::isError($db)) { + return $db; + } + + if (!is_string($result)) { + return $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null, + 'method not implemented', __FUNCTION__); + } + + $db->loadModule('Manager', null, true); + $fields = $db->manager->listTableFields($result); + if (PEAR::isError($fields)) { + return $fields; + } + + $flags = array(); + + $idxname_format = $db->getOption('idxname_format'); + $db->setOption('idxname_format', '%s'); + + $indexes = $db->manager->listTableIndexes($result); + if (PEAR::isError($indexes)) { + $db->setOption('idxname_format', $idxname_format); + return $indexes; + } + + foreach ($indexes as $index) { + $definition = $this->getTableIndexDefinition($result, $index); + if (PEAR::isError($definition)) { + $db->setOption('idxname_format', $idxname_format); + return $definition; + } + if (count($definition['fields']) > 1) { + foreach ($definition['fields'] as $field => $sort) { + $flags[$field] = 'multiple_key'; + } + } + } + + $constraints = $db->manager->listTableConstraints($result); + if (PEAR::isError($constraints)) { + return $constraints; + } + + foreach ($constraints as $constraint) { + $definition = $this->getTableConstraintDefinition($result, $constraint); + if (PEAR::isError($definition)) { + $db->setOption('idxname_format', $idxname_format); + return $definition; + } + $flag = !empty($definition['primary']) + ? 'primary_key' : (!empty($definition['unique']) + ? 'unique_key' : false); + if ($flag) { + foreach ($definition['fields'] as $field => $sort) { + if (empty($flags[$field]) || $flags[$field] != 'primary_key') { + $flags[$field] = $flag; + } + } + } + } + + $res = array(); + + if ($mode) { + $res['num_fields'] = count($fields); + } + + foreach ($fields as $i => $field) { + $definition = $this->getTableFieldDefinition($result, $field); + if (PEAR::isError($definition)) { + $db->setOption('idxname_format', $idxname_format); + return $definition; + } + $res[$i] = $definition[0]; + $res[$i]['name'] = $field; + $res[$i]['table'] = $result; + $res[$i]['type'] = preg_replace('/^([a-z]+).*$/i', '\\1', trim($definition[0]['nativetype'])); + // 'primary_key', 'unique_key', 'multiple_key' + $res[$i]['flags'] = empty($flags[$field]) ? '' : $flags[$field]; + // not_null', 'unsigned', 'auto_increment', 'default_[rawencodedvalue]' + if (!empty($res[$i]['notnull'])) { + $res[$i]['flags'].= ' not_null'; + } + if (!empty($res[$i]['unsigned'])) { + $res[$i]['flags'].= ' unsigned'; + } + if (!empty($res[$i]['auto_increment'])) { + $res[$i]['flags'].= ' autoincrement'; + } + if (!empty($res[$i]['default'])) { + $res[$i]['flags'].= ' default_'.rawurlencode($res[$i]['default']); + } + + if ($mode & MDB2_TABLEINFO_ORDER) { + $res['order'][$res[$i]['name']] = $i; + } + if ($mode & MDB2_TABLEINFO_ORDERTABLE) { + $res['ordertable'][$res[$i]['table']][$res[$i]['name']] = $i; + } + } + + $db->setOption('idxname_format', $idxname_format); + return $res; + } +} ?> \ No newline at end of file -- Gitblit v1.9.1