d582054c77
git-svn-id: https://semanticscuttle.svn.sourceforge.net/svnroot/semanticscuttle/trunk@1 b3834d28-1941-0410-a4f8-b48e95affb8f
527 lines
No EOL
14 KiB
PHP
527 lines
No EOL
14 KiB
PHP
<?php
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/**
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*
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* @package dbal_firebird
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* @version $Id: firebird.php,v 1.2 2005/06/10 08:52:03 devalley Exp $
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* @copyright (c) 2005 phpBB Group
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* @license http://opensource.org/licenses/gpl-license.php GNU Public License
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*
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*/
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/**
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* @ignore
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*/
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if (!defined('SQL_LAYER'))
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{
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define('SQL_LAYER', 'firebird');
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/**
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* @package dbal_firebird
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* Firebird/Interbase Database Abstraction Layer
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* Minimum Requirement is Firebird 1.5+/Interbase 7.1+
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*/
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class sql_db
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{
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var $db_connect_id;
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var $query_result;
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var $return_on_error = false;
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var $transaction = false;
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var $sql_time = 0;
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var $num_queries = 0;
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var $open_queries = array();
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var $last_query_text = '';
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function sql_connect($sqlserver, $sqluser, $sqlpassword, $database, $port = false, $persistency = false)
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{
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$this->persistency = $persistency;
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$this->user = $sqluser;
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$this->server = $sqlserver . (($port) ? ':' . $port : '');
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$this->dbname = $database;
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$this->db_connect_id = ($this->persistency) ? @ibase_pconnect($this->server . ':' . $this->dbname, $this->user, $sqlpassword, false, false, 3) : @ibase_connect($this->server . ':' . $this->dbname, $this->user, $sqlpassword, false, false, 3);
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return ($this->db_connect_id) ? $this->db_connect_id : $this->sql_error('');
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}
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//
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// Other base methods
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//
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function sql_close()
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{
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if (!$this->db_connect_id)
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{
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return false;
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}
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if ($this->transaction)
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{
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@ibase_commit($this->db_connect_id);
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}
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if (sizeof($this->open_queries))
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{
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foreach ($this->open_queries as $i_query_id => $query_id)
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{
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@ibase_free_query($query_id);
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}
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}
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return @ibase_close($this->db_connect_id);
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}
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function sql_return_on_error($fail = false)
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{
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$this->return_on_error = $fail;
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}
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function sql_num_queries()
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{
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return $this->num_queries;
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}
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function sql_transaction($status = 'begin')
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{
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switch ($status)
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{
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case 'begin':
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$this->transaction = true;
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break;
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case 'commit':
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$result = @ibase_commit();
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$this->transaction = false;
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if (!$result)
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{
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@ibase_rollback();
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}
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break;
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case 'rollback':
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$result = @ibase_rollback();
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$this->transaction = false;
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break;
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default:
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$result = true;
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}
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return $result;
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}
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// Base query method
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function sql_query($query = '', $cache_ttl = 0)
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{
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if ($query != '')
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{
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global $cache;
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$this->last_query_text = $query;
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$this->query_result = ($cache_ttl && method_exists($cache, 'sql_load')) ? $cache->sql_load($query) : false;
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if (!$this->query_result)
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{
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$this->num_queries++;
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if (($this->query_result = @ibase_query($this->db_connect_id, $query)) === false)
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{
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$this->sql_error($query);
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}
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// TODO: have to debug the commit states in firebird
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if (!$this->transaction)
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{
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@ibase_commit_ret();
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}
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if ($cache_ttl && method_exists($cache, 'sql_save'))
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{
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$cache->sql_save($query, $this->query_result, $cache_ttl);
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}
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}
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}
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else
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{
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return false;
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}
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return ($this->query_result) ? $this->query_result : false;
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}
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function sql_query_limit($query, $total, $offset = 0, $cache_ttl = 0)
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{
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if ($query != '')
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{
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$this->query_result = false;
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$query = 'SELECT FIRST ' . $total . ((!empty($offset)) ? ' SKIP ' . $offset : '') . substr($query, 6);
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return $this->sql_query($query, $cache_ttl);
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}
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else
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{
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return false;
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}
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}
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// Idea for this from Ikonboard
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function sql_build_array($query, $assoc_ary = false)
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{
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if (!is_array($assoc_ary))
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{
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return false;
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}
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$fields = array();
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$values = array();
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if ($query == 'INSERT')
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{
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foreach ($assoc_ary as $key => $var)
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{
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$fields[] = $key;
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if (is_null($var))
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{
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$values[] = 'NULL';
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}
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elseif (is_string($var))
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{
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$values[] = "'" . $this->sql_escape($var) . "'";
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}
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else
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{
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$values[] = (is_bool($var)) ? intval($var) : $var;
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}
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}
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$query = ' (' . implode(', ', $fields) . ') VALUES (' . implode(', ', $values) . ')';
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}
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else if ($query == 'UPDATE' || $query == 'SELECT')
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{
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$values = array();
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foreach ($assoc_ary as $key => $var)
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{
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if (is_null($var))
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{
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$values[] = "$key = NULL";
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}
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elseif (is_string($var))
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{
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$values[] = "$key = '" . $this->sql_escape($var) . "'";
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}
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else
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{
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$values[] = (is_bool($var)) ? "$key = " . intval($var) : "$key = $var";
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}
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}
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$query = implode(($query == 'UPDATE') ? ', ' : ' AND ', $values);
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}
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return $query;
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}
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// Other query methods
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//
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// NOTE :: Want to remove _ALL_ reliance on sql_numrows from core code ...
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// don't want this here by a middle Milestone
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function sql_numrows($query_id = false)
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{
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return FALSE;
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}
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function sql_affectedrows()
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{
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// TODO: hmm, maybe doing something similar as in mssql-odbc.php?
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return ($this->query_result) ? true : false;
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}
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function sql_fetchrow($query_id = false)
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{
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global $cache;
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if (!$query_id)
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{
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$query_id = $this->query_result;
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}
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if (isset($cache->sql_rowset[$query_id]))
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{
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return $cache->sql_fetchrow($query_id);
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}
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$row = array();
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$cur_row = @ibase_fetch_object($query_id, IBASE_TEXT);
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if (!$cur_row)
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{
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return false;
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}
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foreach (get_object_vars($cur_row) as $key => $value)
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{
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$row[strtolower($key)] = trim(str_replace("\\0", "\0", str_replace("\\n", "\n", $value)));
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}
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return ($query_id) ? $row : false;
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}
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function sql_fetchrowset($query_id = false)
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{
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if (!$query_id)
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{
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$query_id = $this->query_result;
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}
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if ($query_id)
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{
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unset($this->rowset[$query_id]);
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unset($this->row[$query_id]);
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$result = array();
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while ($this->rowset[$query_id] = get_object_vars(@ibase_fetch_object($query_id, IBASE_TEXT)))
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{
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$result[] = $this->rowset[$query_id];
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}
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return $result;
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}
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else
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{
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return false;
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}
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}
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function sql_fetchfield($field, $rownum = -1, $query_id = 0)
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{
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if (!$query_id)
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{
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$query_id = $this->query_result;
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}
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if ($query_id)
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{
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if ($rownum > -1)
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{
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// erm... ok, my bad, we always use zero. :/
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for ($i = 0; $i <= $rownum; $i++)
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{
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$row = $this->sql_fetchrow($query_id);
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}
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return $row[$field];
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}
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else
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{
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if (empty($this->row[$query_id]) && empty($this->rowset[$query_id]))
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{
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if ($this->sql_fetchrow($query_id))
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{
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$result = $this->row[$query_id][$field];
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}
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}
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else
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{
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if ($this->rowset[$query_id])
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{
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$result = $this->rowset[$query_id][$field];
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}
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else if ($this->row[$query_id])
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{
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$result = $this->row[$query_id][$field];
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}
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}
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}
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return $result;
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}
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else
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{
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return false;
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}
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}
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function sql_rowseek($rownum, $query_id = 0)
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{
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if (!$query_id)
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{
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$query_id = $this->query_result;
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}
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for($i = 1; $i < $rownum; $i++)
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{
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if (!$this->sql_fetchrow($query_id))
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{
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return false;
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}
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}
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return true;
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}
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function sql_nextid()
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{
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if ($this->query_result && preg_match('#^INSERT[\t\n ]+INTO[\t\n ]+([a-z0-9\_\-]+)#is', $this->last_query_text, $tablename))
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{
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$query = "SELECT GEN_ID('" . $tablename[1] . "_gen', 0) AS new_id
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FROM RDB\$DATABASE";
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if (!($temp_q_id = @ibase_query($this->db_connect_id, $query)))
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{
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return false;
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}
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$temp_result = @ibase_fetch_object($temp_q_id);
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$this->sql_freeresult($temp_q_id);
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return ($temp_result) ? $temp_result->last_value : false;
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}
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}
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function sql_freeresult($query_id = false)
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{
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if (!$query_id)
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{
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$query_id = $this->query_result;
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}
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if (!$this->transaction && $query_id)
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{
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@ibase_commit();
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}
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return ($query_id) ? @ibase_free_result($query_id) : false;
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}
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function sql_escape($msg)
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{
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return (@ini_get('magic_quotes_sybase') || strtolower(@ini_get('magic_quotes_sybase')) == 'on') ? str_replace('\\\'', '\'', addslashes($msg)) : str_replace('\'', '\'\'', stripslashes($msg));
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}
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function sql_error($sql = '')
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{
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if (!$this->return_on_error)
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{
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$this_page =(!empty($_SERVER['PHP_SELF'])) ? $_SERVER['PHP_SELF'] : $_ENV['PHP_SELF'];
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$this_page .= '&' .((!empty($_SERVER['QUERY_STRING'])) ? $_SERVER['QUERY_STRING'] : $_ENV['QUERY_STRING']);
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$message = '<u>SQL ERROR</u> [ ' . SQL_LAYER . ' ]<br /><br />' . @ibase_errmsg() . '<br /><br /><u>CALLING PAGE</u><br /><br />' . $this_page .(($sql != '') ? '<br /><br /><u>SQL</u><br /><br />' . $sql : '') . '<br />';
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if ($this->transaction)
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{
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$this->sql_transaction('rollback');
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}
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trigger_error($message, E_USER_ERROR);
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}
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$result['message'] = @ibase_errmsg();
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$result['code'] = '';
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return $result;
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}
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function sql_report($mode, $query = '')
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{
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if (empty($_GET['explain']))
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{
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return;
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}
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global $cache, $starttime, $phpbb_root_path;
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static $curtime, $query_hold, $html_hold;
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static $sql_report = '';
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static $cache_num_queries = 0;
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if (!$query && !empty($query_hold))
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{
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$query = $query_hold;
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}
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switch ($mode)
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{
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case 'display':
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if (!empty($cache))
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{
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$cache->unload();
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}
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$this->sql_close();
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$mtime = explode(' ', microtime());
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$totaltime = $mtime[0] + $mtime[1] - $starttime;
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echo '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html; charset=iso-8869-1"><meta http-equiv="Content-Style-Type" content="text/css"><link rel="stylesheet" href="' . $phpbb_root_path . 'adm/subSilver.css" type="text/css"><style type="text/css">' . "\n";
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echo 'th { background-image: url(\'' . $phpbb_root_path . 'adm/images/cellpic3.gif\') }' . "\n";
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echo 'td.cat { background-image: url(\'' . $phpbb_root_path . 'adm/images/cellpic1.gif\') }' . "\n";
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echo '</style><title>' . $msg_title . '</title></head><body>';
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echo '<table width="100%" cellspacing="0" cellpadding="0" border="0"><tr><td><a href="' . htmlspecialchars(preg_replace('/&explain=([^&]*)/', '', $_SERVER['REQUEST_URI'])) . '"><img src="' . $phpbb_root_path . 'adm/images/header_left.jpg" width="200" height="60" alt="phpBB Logo" title="phpBB Logo" border="0"/></a></td><td width="100%" background="' . $phpbb_root_path . 'adm/images/header_bg.jpg" height="60" align="right" nowrap="nowrap"><span class="maintitle">SQL Report</span> </td></tr></table><br clear="all"/><table width="95%" cellspacing="1" cellpadding="4" border="0" align="center"><tr><td height="40" align="center" valign="middle"><b>Page generated in ' . round($totaltime, 4) . " seconds with {$this->num_queries} queries" . (($cache_num_queries) ? " + $cache_num_queries " . (($cache_num_queries == 1) ? 'query' : 'queries') . ' returning data from cache' : '') . '</b></td></tr><tr><td align="center" nowrap="nowrap">Time spent on MySQL queries: <b>' . round($this->sql_time, 5) . 's</b> | Time spent on PHP: <b>' . round($totaltime - $this->sql_time, 5) . 's</b></td></tr></table><table width="95%" cellspacing="1" cellpadding="4" border="0" align="center"><tr><td>';
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echo $sql_report;
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echo '</td></tr></table><br /></body></html>';
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exit;
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break;
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case 'start':
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$query_hold = $query;
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$html_hold = '';
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$curtime = explode(' ', microtime());
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$curtime = $curtime[0] + $curtime[1];
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break;
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case 'fromcache':
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$endtime = explode(' ', microtime());
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$endtime = $endtime[0] + $endtime[1];
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$result = @ibase_query($this->db_connect_id, $query);
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while ($void = @ibase_fetch_object($result, IBASE_TEXT))
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{
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// Take the time spent on parsing rows into account
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}
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$splittime = explode(' ', microtime());
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$splittime = $splittime[0] + $splittime[1];
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$time_cache = $endtime - $curtime;
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$time_db = $splittime - $endtime;
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$color = ($time_db > $time_cache) ? 'green' : 'red';
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$sql_report .= '<hr width="100%"/><br /><table class="bg" width="100%" cellspacing="1" cellpadding="4" border="0"><tr><th>Query results obtained from the cache</th></tr><tr><td class="row1"><textarea style="font-family:\'Courier New\',monospace;width:100%" rows="5">' . preg_replace('/\t(AND|OR)(\W)/', "\$1\$2", htmlspecialchars(preg_replace('/[\s]*[\n\r\t]+[\n\r\s\t]*/', "\n", $query))) . '</textarea></td></tr></table><p align="center">';
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$sql_report .= 'Before: ' . sprintf('%.5f', $curtime - $starttime) . 's | After: ' . sprintf('%.5f', $endtime - $starttime) . 's | Elapsed [cache]: <b style="color: ' . $color . '">' . sprintf('%.5f', ($time_cache)) . 's</b> | Elapsed [db]: <b>' . sprintf('%.5f', $time_db) . 's</b></p>';
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// Pad the start time to not interfere with page timing
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$starttime += $time_db;
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@ibase_freeresult($result);
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$cache_num_queries++;
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break;
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case 'stop':
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$endtime = explode(' ', microtime());
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$endtime = $endtime[0] + $endtime[1];
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$sql_report .= '<hr width="100%"/><br /><table class="bg" width="100%" cellspacing="1" cellpadding="4" border="0"><tr><th>Query #' . $this->num_queries . '</th></tr><tr><td class="row1"><textarea style="font-family:\'Courier New\',monospace;width:100%" rows="5">' . preg_replace('/\t(AND|OR)(\W)/', "\$1\$2", htmlspecialchars(preg_replace('/[\s]*[\n\r\t]+[\n\r\s\t]*/', "\n", $query))) . '</textarea></td></tr></table> ' . $html_hold . '<p align="center">';
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if ($this->query_result)
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{
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if (preg_match('/^(UPDATE|DELETE|REPLACE)/', $query))
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{
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$sql_report .= "Affected rows: <b>" . $this->sql_affectedrows($this->query_result) . '</b> | ';
|
|
}
|
|
$sql_report .= 'Before: ' . sprintf('%.5f', $curtime - $starttime) . 's | After: ' . sprintf('%.5f', $endtime - $starttime) . 's | Elapsed: <b>' . sprintf('%.5f', $endtime - $curtime) . 's</b>';
|
|
}
|
|
else
|
|
{
|
|
$error = $this->sql_error();
|
|
$sql_report .= '<b style="color: red">FAILED</b> - ' . SQL_LAYER . ' Error ' . $error['code'] . ': ' . htmlspecialchars($error['message']);
|
|
}
|
|
|
|
$sql_report .= '</p>';
|
|
|
|
$this->sql_time += $endtime - $curtime;
|
|
break;
|
|
}
|
|
}
|
|
|
|
} // class sql_db
|
|
|
|
} // if ... define
|
|
|
|
?>
|