forked from GNUsocial/gnu-social
724 lines
26 KiB
PHP
724 lines
26 KiB
PHP
|
<?php
|
||
|
|
// +----------------------------------------------------------------------+
|
||
|
|
// | PHP versions 4 and 5 |
|
||
|
|
// +----------------------------------------------------------------------+
|
||
|
|
// | Copyright (c) 1998-2006 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> |
|
||
|
|
// +----------------------------------------------------------------------+
|
||
|
|
//
|
||
|
|
// $Id$
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @package MDB2
|
||
|
|
* @category Database
|
||
|
|
* @author Lukas Smith <smith@pooteeweet.org>
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Used by autoPrepare()
|
||
|
|
*/
|
||
|
|
define('MDB2_AUTOQUERY_INSERT', 1);
|
||
|
|
define('MDB2_AUTOQUERY_UPDATE', 2);
|
||
|
|
define('MDB2_AUTOQUERY_DELETE', 3);
|
||
|
|
define('MDB2_AUTOQUERY_SELECT', 4);
|
||
|
|
|
||
|
|
/**
|
||
|
|
* MDB2_Extended: class which adds several high level methods to MDB2
|
||
|
|
*
|
||
|
|
* @package MDB2
|
||
|
|
* @category Database
|
||
|
|
* @author Lukas Smith <smith@pooteeweet.org>
|
||
|
|
*/
|
||
|
|
class MDB2_Extended extends MDB2_Module_Common
|
||
|
|
{
|
||
|
|
// {{{ autoPrepare()
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Generate an insert, update or delete query and call prepare() on it
|
||
|
|
*
|
||
|
|
* @param string table
|
||
|
|
* @param array the fields names
|
||
|
|
* @param int type of query to build
|
||
|
|
* MDB2_AUTOQUERY_INSERT
|
||
|
|
* MDB2_AUTOQUERY_UPDATE
|
||
|
|
* MDB2_AUTOQUERY_DELETE
|
||
|
|
* MDB2_AUTOQUERY_SELECT
|
||
|
|
* @param string (in case of update and delete queries, this string will be put after the sql WHERE statement)
|
||
|
|
* @param array that contains the types of the placeholders
|
||
|
|
* @param mixed array that contains the types of the columns in
|
||
|
|
* the result set or MDB2_PREPARE_RESULT, if set to
|
||
|
|
* MDB2_PREPARE_MANIP the query is handled as a manipulation query
|
||
|
|
*
|
||
|
|
* @return resource handle for the query
|
||
|
|
* @see buildManipSQL
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function autoPrepare($table, $table_fields, $mode = MDB2_AUTOQUERY_INSERT,
|
||
|
|
$where = false, $types = null, $result_types = MDB2_PREPARE_MANIP)
|
||
|
|
{
|
||
|
|
$query = $this->buildManipSQL($table, $table_fields, $mode, $where);
|
||
|
|
if (MDB2::isError($query)) {
|
||
|
|
return $query;
|
||
|
|
}
|
||
|
|
$db = $this->getDBInstance();
|
||
|
|
if (MDB2::isError($db)) {
|
||
|
|
return $db;
|
||
|
|
}
|
||
|
|
$lobs = array();
|
||
|
|
foreach ((array)$types as $param => $type) {
|
||
|
|
if (($type == 'clob') || ($type == 'blob')) {
|
||
|
|
$lobs[$param] = $table_fields[$param];
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return $db->prepare($query, $types, $result_types, $lobs);
|
||
|
|
}
|
||
|
|
|
||
|
|
// }}}
|
||
|
|
// {{{ autoExecute()
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Generate an insert, update or delete query and call prepare() and execute() on it
|
||
|
|
*
|
||
|
|
* @param string name of the table
|
||
|
|
* @param array assoc ($key=>$value) where $key is a field name and $value its value
|
||
|
|
* @param int type of query to build
|
||
|
|
* MDB2_AUTOQUERY_INSERT
|
||
|
|
* MDB2_AUTOQUERY_UPDATE
|
||
|
|
* MDB2_AUTOQUERY_DELETE
|
||
|
|
* MDB2_AUTOQUERY_SELECT
|
||
|
|
* @param string (in case of update and delete queries, this string will be put after the sql WHERE statement)
|
||
|
|
* @param array that contains the types of the placeholders
|
||
|
|
* @param string which specifies which result class to use
|
||
|
|
* @param mixed array that contains the types of the columns in
|
||
|
|
* the result set or MDB2_PREPARE_RESULT, if set to
|
||
|
|
* MDB2_PREPARE_MANIP the query is handled as a manipulation query
|
||
|
|
*
|
||
|
|
* @return bool|MDB2_Error true on success, a MDB2 error on failure
|
||
|
|
* @see buildManipSQL
|
||
|
|
* @see autoPrepare
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function autoExecute($table, $fields_values, $mode = MDB2_AUTOQUERY_INSERT,
|
||
|
|
$where = false, $types = null, $result_class = true, $result_types = MDB2_PREPARE_MANIP)
|
||
|
|
{
|
||
|
|
$fields_values = (array)$fields_values;
|
||
|
|
if ($mode == MDB2_AUTOQUERY_SELECT) {
|
||
|
|
if (is_array($result_types)) {
|
||
|
|
$keys = array_keys($result_types);
|
||
|
|
} elseif (!empty($fields_values)) {
|
||
|
|
$keys = $fields_values;
|
||
|
|
} else {
|
||
|
|
$keys = array();
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
$keys = array_keys($fields_values);
|
||
|
|
}
|
||
|
|
$params = array_values($fields_values);
|
||
|
|
if (empty($params)) {
|
||
|
|
$query = $this->buildManipSQL($table, $keys, $mode, $where);
|
||
|
|
|
||
|
|
$db = $this->getDBInstance();
|
||
|
|
if (MDB2::isError($db)) {
|
||
|
|
return $db;
|
||
|
|
}
|
||
|
|
if ($mode == MDB2_AUTOQUERY_SELECT) {
|
||
|
|
$result = $db->query($query, $result_types, $result_class);
|
||
|
|
} else {
|
||
|
|
$result = $db->exec($query);
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
$stmt = $this->autoPrepare($table, $keys, $mode, $where, $types, $result_types);
|
||
|
|
if (MDB2::isError($stmt)) {
|
||
|
|
return $stmt;
|
||
|
|
}
|
||
|
|
$result = $stmt->execute($params, $result_class);
|
||
|
|
$stmt->free();
|
||
|
|
}
|
||
|
|
return $result;
|
||
|
|
}
|
||
|
|
|
||
|
|
// }}}
|
||
|
|
// {{{ buildManipSQL()
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Make automaticaly an sql query for prepare()
|
||
|
|
*
|
||
|
|
* Example : buildManipSQL('table_sql', array('field1', 'field2', 'field3'), MDB2_AUTOQUERY_INSERT)
|
||
|
|
* will return the string : INSERT INTO table_sql (field1,field2,field3) VALUES (?,?,?)
|
||
|
|
* NB : - This belongs more to a SQL Builder class, but this is a simple facility
|
||
|
|
* - Be carefull ! If you don't give a $where param with an UPDATE/DELETE query, all
|
||
|
|
* the records of the table will be updated/deleted !
|
||
|
|
*
|
||
|
|
* @param string name of the table
|
||
|
|
* @param ordered array containing the fields names
|
||
|
|
* @param int type of query to build
|
||
|
|
* MDB2_AUTOQUERY_INSERT
|
||
|
|
* MDB2_AUTOQUERY_UPDATE
|
||
|
|
* MDB2_AUTOQUERY_DELETE
|
||
|
|
* MDB2_AUTOQUERY_SELECT
|
||
|
|
* @param string (in case of update and delete queries, this string will be put after the sql WHERE statement)
|
||
|
|
*
|
||
|
|
* @return string sql query for prepare()
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function buildManipSQL($table, $table_fields, $mode, $where = false)
|
||
|
|
{
|
||
|
|
$db = $this->getDBInstance();
|
||
|
|
if (MDB2::isError($db)) {
|
||
|
|
return $db;
|
||
|
|
}
|
||
|
|
|
||
|
|
if ($db->options['quote_identifier']) {
|
||
|
|
$table = $db->quoteIdentifier($table);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!empty($table_fields) && $db->options['quote_identifier']) {
|
||
|
|
foreach ($table_fields as $key => $field) {
|
||
|
|
$table_fields[$key] = $db->quoteIdentifier($field);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if ((false !== $where) && (null !== $where)) {
|
||
|
|
if (is_array($where)) {
|
||
|
|
$where = implode(' AND ', $where);
|
||
|
|
}
|
||
|
|
$where = ' WHERE '.$where;
|
||
|
|
}
|
||
|
|
|
||
|
|
switch ($mode) {
|
||
|
|
case MDB2_AUTOQUERY_INSERT:
|
||
|
|
if (empty($table_fields)) {
|
||
|
|
return $db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
|
||
|
|
'Insert requires table fields', __FUNCTION__);
|
||
|
|
}
|
||
|
|
$cols = implode(', ', $table_fields);
|
||
|
|
$values = '?'.str_repeat(', ?', (count($table_fields) - 1));
|
||
|
|
return 'INSERT INTO '.$table.' ('.$cols.') VALUES ('.$values.')';
|
||
|
|
break;
|
||
|
|
case MDB2_AUTOQUERY_UPDATE:
|
||
|
|
if (empty($table_fields)) {
|
||
|
|
return $db->raiseError(MDB2_ERROR_NEED_MORE_DATA, null, null,
|
||
|
|
'Update requires table fields', __FUNCTION__);
|
||
|
|
}
|
||
|
|
$set = implode(' = ?, ', $table_fields).' = ?';
|
||
|
|
$sql = 'UPDATE '.$table.' SET '.$set.$where;
|
||
|
|
return $sql;
|
||
|
|
break;
|
||
|
|
case MDB2_AUTOQUERY_DELETE:
|
||
|
|
$sql = 'DELETE FROM '.$table.$where;
|
||
|
|
return $sql;
|
||
|
|
break;
|
||
|
|
case MDB2_AUTOQUERY_SELECT:
|
||
|
|
$cols = !empty($table_fields) ? implode(', ', $table_fields) : '*';
|
||
|
|
$sql = 'SELECT '.$cols.' FROM '.$table.$where;
|
||
|
|
return $sql;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
return $db->raiseError(MDB2_ERROR_SYNTAX, null, null,
|
||
|
|
'Non existant mode', __FUNCTION__);
|
||
|
|
}
|
||
|
|
|
||
|
|
// }}}
|
||
|
|
// {{{ limitQuery()
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Generates a limited query
|
||
|
|
*
|
||
|
|
* @param string query
|
||
|
|
* @param array that contains the types of the columns in the result set
|
||
|
|
* @param integer the numbers of rows to fetch
|
||
|
|
* @param integer the row to start to fetching
|
||
|
|
* @param string which specifies which result class to use
|
||
|
|
* @param mixed string which specifies which class to wrap results in
|
||
|
|
*
|
||
|
|
* @return MDB2_Result|MDB2_Error result set on success, a MDB2 error on failure
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function limitQuery($query, $types, $limit, $offset = 0, $result_class = true,
|
||
|
|
$result_wrap_class = false)
|
||
|
|
{
|
||
|
|
$db = $this->getDBInstance();
|
||
|
|
if (MDB2::isError($db)) {
|
||
|
|
return $db;
|
||
|
|
}
|
||
|
|
|
||
|
|
$result = $db->setLimit($limit, $offset);
|
||
|
|
if (MDB2::isError($result)) {
|
||
|
|
return $result;
|
||
|
|
}
|
||
|
|
return $db->query($query, $types, $result_class, $result_wrap_class);
|
||
|
|
}
|
||
|
|
|
||
|
|
// }}}
|
||
|
|
// {{{ execParam()
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Execute a parameterized DML statement.
|
||
|
|
*
|
||
|
|
* @param string the SQL query
|
||
|
|
* @param array if supplied, prepare/execute will be used
|
||
|
|
* with this array as execute parameters
|
||
|
|
* @param array that contains the types of the values defined in $params
|
||
|
|
*
|
||
|
|
* @return int|MDB2_Error affected rows on success, a MDB2 error on failure
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function execParam($query, $params = array(), $param_types = null)
|
||
|
|
{
|
||
|
|
$db = $this->getDBInstance();
|
||
|
|
if (MDB2::isError($db)) {
|
||
|
|
return $db;
|
||
|
|
}
|
||
|
|
|
||
|
|
settype($params, 'array');
|
||
|
|
if (empty($params)) {
|
||
|
|
return $db->exec($query);
|
||
|
|
}
|
||
|
|
|
||
|
|
$stmt = $db->prepare($query, $param_types, MDB2_PREPARE_MANIP);
|
||
|
|
if (MDB2::isError($stmt)) {
|
||
|
|
return $stmt;
|
||
|
|
}
|
||
|
|
|
||
|
|
$result = $stmt->execute($params);
|
||
|
|
if (MDB2::isError($result)) {
|
||
|
|
return $result;
|
||
|
|
}
|
||
|
|
|
||
|
|
$stmt->free();
|
||
|
|
return $result;
|
||
|
|
}
|
||
|
|
|
||
|
|
// }}}
|
||
|
|
// {{{ getOne()
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Fetch the first column of the first row of data returned from a query.
|
||
|
|
* Takes care of doing the query and freeing the results when finished.
|
||
|
|
*
|
||
|
|
* @param string the SQL query
|
||
|
|
* @param string that contains the type of the column in the result set
|
||
|
|
* @param array if supplied, prepare/execute will be used
|
||
|
|
* with this array as execute parameters
|
||
|
|
* @param array that contains the types of the values defined in $params
|
||
|
|
* @param int|string which column to return
|
||
|
|
*
|
||
|
|
* @return scalar|MDB2_Error data on success, a MDB2 error on failure
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function getOne($query, $type = null, $params = array(),
|
||
|
|
$param_types = null, $colnum = 0)
|
||
|
|
{
|
||
|
|
$db = $this->getDBInstance();
|
||
|
|
if (MDB2::isError($db)) {
|
||
|
|
return $db;
|
||
|
|
}
|
||
|
|
|
||
|
|
settype($params, 'array');
|
||
|
|
settype($type, 'array');
|
||
|
|
if (empty($params)) {
|
||
|
|
return $db->queryOne($query, $type, $colnum);
|
||
|
|
}
|
||
|
|
|
||
|
|
$stmt = $db->prepare($query, $param_types, $type);
|
||
|
|
if (MDB2::isError($stmt)) {
|
||
|
|
return $stmt;
|
||
|
|
}
|
||
|
|
|
||
|
|
$result = $stmt->execute($params);
|
||
|
|
if (!MDB2::isResultCommon($result)) {
|
||
|
|
return $result;
|
||
|
|
}
|
||
|
|
|
||
|
|
$one = $result->fetchOne($colnum);
|
||
|
|
$stmt->free();
|
||
|
|
$result->free();
|
||
|
|
return $one;
|
||
|
|
}
|
||
|
|
|
||
|
|
// }}}
|
||
|
|
// {{{ getRow()
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Fetch the first row of data returned from a query. Takes care
|
||
|
|
* of doing the query and freeing the results when finished.
|
||
|
|
*
|
||
|
|
* @param string the SQL query
|
||
|
|
* @param array that contains the types of the columns in the result set
|
||
|
|
* @param array if supplied, prepare/execute will be used
|
||
|
|
* with this array as execute parameters
|
||
|
|
* @param array that contains the types of the values defined in $params
|
||
|
|
* @param int the fetch mode to use
|
||
|
|
*
|
||
|
|
* @return array|MDB2_Error data on success, a MDB2 error on failure
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function getRow($query, $types = null, $params = array(),
|
||
|
|
$param_types = null, $fetchmode = MDB2_FETCHMODE_DEFAULT)
|
||
|
|
{
|
||
|
|
$db = $this->getDBInstance();
|
||
|
|
if (MDB2::isError($db)) {
|
||
|
|
return $db;
|
||
|
|
}
|
||
|
|
|
||
|
|
settype($params, 'array');
|
||
|
|
if (empty($params)) {
|
||
|
|
return $db->queryRow($query, $types, $fetchmode);
|
||
|
|
}
|
||
|
|
|
||
|
|
$stmt = $db->prepare($query, $param_types, $types);
|
||
|
|
if (MDB2::isError($stmt)) {
|
||
|
|
return $stmt;
|
||
|
|
}
|
||
|
|
|
||
|
|
$result = $stmt->execute($params);
|
||
|
|
if (!MDB2::isResultCommon($result)) {
|
||
|
|
return $result;
|
||
|
|
}
|
||
|
|
|
||
|
|
$row = $result->fetchRow($fetchmode);
|
||
|
|
$stmt->free();
|
||
|
|
$result->free();
|
||
|
|
return $row;
|
||
|
|
}
|
||
|
|
|
||
|
|
// }}}
|
||
|
|
// {{{ getCol()
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Fetch a single column from a result set and return it as an
|
||
|
|
* indexed array.
|
||
|
|
*
|
||
|
|
* @param string the SQL query
|
||
|
|
* @param string that contains the type of the column in the result set
|
||
|
|
* @param array if supplied, prepare/execute will be used
|
||
|
|
* with this array as execute parameters
|
||
|
|
* @param array that contains the types of the values defined in $params
|
||
|
|
* @param int|string which column to return
|
||
|
|
*
|
||
|
|
* @return array|MDB2_Error data on success, a MDB2 error on failure
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function getCol($query, $type = null, $params = array(),
|
||
|
|
$param_types = null, $colnum = 0)
|
||
|
|
{
|
||
|
|
$db = $this->getDBInstance();
|
||
|
|
if (MDB2::isError($db)) {
|
||
|
|
return $db;
|
||
|
|
}
|
||
|
|
|
||
|
|
settype($params, 'array');
|
||
|
|
settype($type, 'array');
|
||
|
|
if (empty($params)) {
|
||
|
|
return $db->queryCol($query, $type, $colnum);
|
||
|
|
}
|
||
|
|
|
||
|
|
$stmt = $db->prepare($query, $param_types, $type);
|
||
|
|
if (MDB2::isError($stmt)) {
|
||
|
|
return $stmt;
|
||
|
|
}
|
||
|
|
|
||
|
|
$result = $stmt->execute($params);
|
||
|
|
if (!MDB2::isResultCommon($result)) {
|
||
|
|
return $result;
|
||
|
|
}
|
||
|
|
|
||
|
|
$col = $result->fetchCol($colnum);
|
||
|
|
$stmt->free();
|
||
|
|
$result->free();
|
||
|
|
return $col;
|
||
|
|
}
|
||
|
|
|
||
|
|
// }}}
|
||
|
|
// {{{ getAll()
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Fetch all the rows returned from a query.
|
||
|
|
*
|
||
|
|
* @param string the SQL query
|
||
|
|
* @param array that contains the types of the columns in the result set
|
||
|
|
* @param array if supplied, prepare/execute will be used
|
||
|
|
* with this array as execute parameters
|
||
|
|
* @param array that contains the types of the values defined in $params
|
||
|
|
* @param int the fetch mode to use
|
||
|
|
* @param bool if set to true, the $all will have the first
|
||
|
|
* column as its first dimension
|
||
|
|
* @param bool $force_array used only when the query returns exactly
|
||
|
|
* two columns. If true, the values of the returned array will be
|
||
|
|
* one-element arrays instead of scalars.
|
||
|
|
* @param bool $group if true, the values of the returned array is
|
||
|
|
* wrapped in another array. If the same key value (in the first
|
||
|
|
* column) repeats itself, the values will be appended to this array
|
||
|
|
* instead of overwriting the existing values.
|
||
|
|
*
|
||
|
|
* @return array|MDB2_Error data on success, a MDB2 error on failure
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function getAll($query, $types = null, $params = array(),
|
||
|
|
$param_types = null, $fetchmode = MDB2_FETCHMODE_DEFAULT,
|
||
|
|
$rekey = false, $force_array = false, $group = false)
|
||
|
|
{
|
||
|
|
$db = $this->getDBInstance();
|
||
|
|
if (MDB2::isError($db)) {
|
||
|
|
return $db;
|
||
|
|
}
|
||
|
|
|
||
|
|
settype($params, 'array');
|
||
|
|
if (empty($params)) {
|
||
|
|
return $db->queryAll($query, $types, $fetchmode, $rekey, $force_array, $group);
|
||
|
|
}
|
||
|
|
|
||
|
|
$stmt = $db->prepare($query, $param_types, $types);
|
||
|
|
if (MDB2::isError($stmt)) {
|
||
|
|
return $stmt;
|
||
|
|
}
|
||
|
|
|
||
|
|
$result = $stmt->execute($params);
|
||
|
|
if (!MDB2::isResultCommon($result)) {
|
||
|
|
return $result;
|
||
|
|
}
|
||
|
|
|
||
|
|
$all = $result->fetchAll($fetchmode, $rekey, $force_array, $group);
|
||
|
|
$stmt->free();
|
||
|
|
$result->free();
|
||
|
|
return $all;
|
||
|
|
}
|
||
|
|
|
||
|
|
// }}}
|
||
|
|
// {{{ getAssoc()
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Fetch the entire result set of a query and return it as an
|
||
|
|
* associative array using the first column as the key.
|
||
|
|
*
|
||
|
|
* If the result set contains more than two columns, the value
|
||
|
|
* will be an array of the values from column 2-n. If the result
|
||
|
|
* set contains only two columns, the returned value will be a
|
||
|
|
* scalar with the value of the second column (unless forced to an
|
||
|
|
* array with the $force_array parameter). A MDB2 error code is
|
||
|
|
* returned on errors. If the result set contains fewer than two
|
||
|
|
* columns, a MDB2_ERROR_TRUNCATED error is returned.
|
||
|
|
*
|
||
|
|
* For example, if the table 'mytable' contains:
|
||
|
|
* <pre>
|
||
|
|
* ID TEXT DATE
|
||
|
|
* --------------------------------
|
||
|
|
* 1 'one' 944679408
|
||
|
|
* 2 'two' 944679408
|
||
|
|
* 3 'three' 944679408
|
||
|
|
* </pre>
|
||
|
|
* Then the call getAssoc('SELECT id,text FROM mytable') returns:
|
||
|
|
* <pre>
|
||
|
|
* array(
|
||
|
|
* '1' => 'one',
|
||
|
|
* '2' => 'two',
|
||
|
|
* '3' => 'three',
|
||
|
|
* )
|
||
|
|
* </pre>
|
||
|
|
* ...while the call getAssoc('SELECT id,text,date FROM mytable') returns:
|
||
|
|
* <pre>
|
||
|
|
* array(
|
||
|
|
* '1' => array('one', '944679408'),
|
||
|
|
* '2' => array('two', '944679408'),
|
||
|
|
* '3' => array('three', '944679408')
|
||
|
|
* )
|
||
|
|
* </pre>
|
||
|
|
*
|
||
|
|
* If the more than one row occurs with the same value in the
|
||
|
|
* first column, the last row overwrites all previous ones by
|
||
|
|
* default. Use the $group parameter if you don't want to
|
||
|
|
* overwrite like this. Example:
|
||
|
|
* <pre>
|
||
|
|
* getAssoc('SELECT category,id,name FROM mytable', null, null
|
||
|
|
* MDB2_FETCHMODE_ASSOC, false, true) returns:
|
||
|
|
* array(
|
||
|
|
* '1' => array(array('id' => '4', 'name' => 'number four'),
|
||
|
|
* array('id' => '6', 'name' => 'number six')
|
||
|
|
* ),
|
||
|
|
* '9' => array(array('id' => '4', 'name' => 'number four'),
|
||
|
|
* array('id' => '6', 'name' => 'number six')
|
||
|
|
* )
|
||
|
|
* )
|
||
|
|
* </pre>
|
||
|
|
*
|
||
|
|
* Keep in mind that database functions in PHP usually return string
|
||
|
|
* values for results regardless of the database's internal type.
|
||
|
|
*
|
||
|
|
* @param string the SQL query
|
||
|
|
* @param array that contains the types of the columns in the result set
|
||
|
|
* @param array if supplied, prepare/execute will be used
|
||
|
|
* with this array as execute parameters
|
||
|
|
* @param array that contains the types of the values defined in $params
|
||
|
|
* @param bool $force_array used only when the query returns
|
||
|
|
* exactly two columns. If TRUE, the values of the returned array
|
||
|
|
* will be one-element arrays instead of scalars.
|
||
|
|
* @param bool $group if TRUE, the values of the returned array
|
||
|
|
* is wrapped in another array. If the same key value (in the first
|
||
|
|
* column) repeats itself, the values will be appended to this array
|
||
|
|
* instead of overwriting the existing values.
|
||
|
|
*
|
||
|
|
* @return array|MDB2_Error data on success, a MDB2 error on failure
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function getAssoc($query, $types = null, $params = array(), $param_types = null,
|
||
|
|
$fetchmode = MDB2_FETCHMODE_DEFAULT, $force_array = false, $group = false)
|
||
|
|
{
|
||
|
|
$db = $this->getDBInstance();
|
||
|
|
if (MDB2::isError($db)) {
|
||
|
|
return $db;
|
||
|
|
}
|
||
|
|
|
||
|
|
settype($params, 'array');
|
||
|
|
if (empty($params)) {
|
||
|
|
return $db->queryAll($query, $types, $fetchmode, true, $force_array, $group);
|
||
|
|
}
|
||
|
|
|
||
|
|
$stmt = $db->prepare($query, $param_types, $types);
|
||
|
|
if (MDB2::isError($stmt)) {
|
||
|
|
return $stmt;
|
||
|
|
}
|
||
|
|
|
||
|
|
$result = $stmt->execute($params);
|
||
|
|
if (!MDB2::isResultCommon($result)) {
|
||
|
|
return $result;
|
||
|
|
}
|
||
|
|
|
||
|
|
$all = $result->fetchAll($fetchmode, true, $force_array, $group);
|
||
|
|
$stmt->free();
|
||
|
|
$result->free();
|
||
|
|
return $all;
|
||
|
|
}
|
||
|
|
|
||
|
|
// }}}
|
||
|
|
// {{{ executeMultiple()
|
||
|
|
|
||
|
|
/**
|
||
|
|
* This function does several execute() calls on the same statement handle.
|
||
|
|
* $params must be an array indexed numerically from 0, one execute call is
|
||
|
|
* done for every 'row' in the array.
|
||
|
|
*
|
||
|
|
* If an error occurs during execute(), executeMultiple() does not execute
|
||
|
|
* the unfinished rows, but rather returns that error.
|
||
|
|
*
|
||
|
|
* @param resource query handle from prepare()
|
||
|
|
* @param array numeric array containing the data to insert into the query
|
||
|
|
*
|
||
|
|
* @return bool|MDB2_Error true on success, a MDB2 error on failure
|
||
|
|
* @access public
|
||
|
|
* @see prepare(), execute()
|
||
|
|
*/
|
||
|
|
function executeMultiple($stmt, $params = null)
|
||
|
|
{
|
||
|
|
if (MDB2::isError($stmt)) {
|
||
|
|
return $stmt;
|
||
|
|
}
|
||
|
|
for ($i = 0, $j = count($params); $i < $j; $i++) {
|
||
|
|
$result = $stmt->execute($params[$i]);
|
||
|
|
if (MDB2::isError($result)) {
|
||
|
|
return $result;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return MDB2_OK;
|
||
|
|
}
|
||
|
|
|
||
|
|
// }}}
|
||
|
|
// {{{ getBeforeID()
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Returns the next free id of a sequence if the RDBMS
|
||
|
|
* does not support auto increment
|
||
|
|
*
|
||
|
|
* @param string name of the table into which a new row was inserted
|
||
|
|
* @param string name of the field into which a new row was inserted
|
||
|
|
* @param bool when true the sequence is automatic created, if it not exists
|
||
|
|
* @param bool if the returned value should be quoted
|
||
|
|
*
|
||
|
|
* @return int|MDB2_Error id on success, a MDB2 error on failure
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function getBeforeID($table, $field = null, $ondemand = true, $quote = true)
|
||
|
|
{
|
||
|
|
$db = $this->getDBInstance();
|
||
|
|
if (MDB2::isError($db)) {
|
||
|
|
return $db;
|
||
|
|
}
|
||
|
|
|
||
|
|
if ($db->supports('auto_increment') !== true) {
|
||
|
|
$seq = $table.(empty($field) ? '' : '_'.$field);
|
||
|
|
$id = $db->nextID($seq, $ondemand);
|
||
|
|
if (!$quote || MDB2::isError($id)) {
|
||
|
|
return $id;
|
||
|
|
}
|
||
|
|
return $db->quote($id, 'integer');
|
||
|
|
} elseif (!$quote) {
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
return 'NULL';
|
||
|
|
}
|
||
|
|
|
||
|
|
// }}}
|
||
|
|
// {{{ getAfterID()
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Returns the autoincrement ID if supported or $id
|
||
|
|
*
|
||
|
|
* @param mixed value as returned by getBeforeId()
|
||
|
|
* @param string name of the table into which a new row was inserted
|
||
|
|
* @param string name of the field into which a new row was inserted
|
||
|
|
*
|
||
|
|
* @return int|MDB2_Error id on success, a MDB2 error on failure
|
||
|
|
* @access public
|
||
|
|
*/
|
||
|
|
function getAfterID($id, $table, $field = null)
|
||
|
|
{
|
||
|
|
$db = $this->getDBInstance();
|
||
|
|
if (MDB2::isError($db)) {
|
||
|
|
return $db;
|
||
|
|
}
|
||
|
|
|
||
|
|
if ($db->supports('auto_increment') !== true) {
|
||
|
|
return $id;
|
||
|
|
}
|
||
|
|
return $db->lastInsertID($table, $field);
|
||
|
|
}
|
||
|
|
|
||
|
|
// }}}
|
||
|
|
}
|
||
|
|
?>
|