<?php /** * * @package dbal_firebird * @version $Id: firebird.php,v 1.2 2005/06/10 08:52:03 devalley Exp $ * @copyright (c) 2005 phpBB Group * @license http://opensource.org/licenses/gpl-license.php GNU Public License * */ /** * @ignore */ if (!defined('SQL_LAYER')) { define('SQL_LAYER', 'firebird'); /** * @package dbal_firebird * Firebird/Interbase Database Abstraction Layer * Minimum Requirement is Firebird 1.5+/Interbase 7.1+ */ class sql_db { var $db_connect_id; var $query_result; var $return_on_error = false; var $transaction = false; var $sql_time = 0; var $num_queries = 0; var $open_queries = array(); var $last_query_text = ''; function sql_connect($sqlserver, $sqluser, $sqlpassword, $database, $port = false, $persistency = false) { $this->persistency = $persistency; $this->user = $sqluser; $this->server = $sqlserver . (($port) ? ':' . $port : ''); $this->dbname = $database; $this->db_connect_id = ($this->persistency) ? @ibase_pconnect($this->server . ':' . $this->dbname, $this->user, $sqlpassword, false, false, 3) : @ibase_connect($this->server . ':' . $this->dbname, $this->user, $sqlpassword, false, false, 3); return ($this->db_connect_id) ? $this->db_connect_id : $this->sql_error(''); } // // Other base methods // function sql_close() { if (!$this->db_connect_id) { return false; } if ($this->transaction) { @ibase_commit($this->db_connect_id); } if (sizeof($this->open_queries)) { foreach ($this->open_queries as $i_query_id => $query_id) { @ibase_free_query($query_id); } } return @ibase_close($this->db_connect_id); } function sql_return_on_error($fail = false) { $this->return_on_error = $fail; } function sql_num_queries() { return $this->num_queries; } function sql_transaction($status = 'begin') { switch ($status) { case 'begin': $this->transaction = true; break; case 'commit': $result = @ibase_commit(); $this->transaction = false; if (!$result) { @ibase_rollback(); } break; case 'rollback': $result = @ibase_rollback(); $this->transaction = false; break; default: $result = true; } return $result; } // Base query method function sql_query($query = '', $cache_ttl = 0) { if ($query != '') { global $cache; $this->last_query_text = $query; $this->query_result = ($cache_ttl && method_exists($cache, 'sql_load')) ? $cache->sql_load($query) : false; if (!$this->query_result) { $this->num_queries++; if (($this->query_result = @ibase_query($this->db_connect_id, $query)) === false) { $this->sql_error($query); } // TODO: have to debug the commit states in firebird if (!$this->transaction) { @ibase_commit_ret(); } if ($cache_ttl && method_exists($cache, 'sql_save')) { $cache->sql_save($query, $this->query_result, $cache_ttl); } } } else { return false; } return ($this->query_result) ? $this->query_result : false; } function sql_query_limit($query, $total, $offset = 0, $cache_ttl = 0) { if ($query != '') { $this->query_result = false; $query = 'SELECT FIRST ' . $total . ((!empty($offset)) ? ' SKIP ' . $offset : '') . substr($query, 6); return $this->sql_query($query, $cache_ttl); } else { return false; } } // Idea for this from Ikonboard function sql_build_array($query, $assoc_ary = false) { if (!is_array($assoc_ary)) { return false; } $fields = array(); $values = array(); if ($query == 'INSERT') { foreach ($assoc_ary as $key => $var) { $fields[] = $key; if (is_null($var)) { $values[] = 'NULL'; } elseif (is_string($var)) { $values[] = "'" . $this->sql_escape($var) . "'"; } else { $values[] = (is_bool($var)) ? intval($var) : $var; } } $query = ' (' . implode(', ', $fields) . ') VALUES (' . implode(', ', $values) . ')'; } else if ($query == 'UPDATE' || $query == 'SELECT') { $values = array(); foreach ($assoc_ary as $key => $var) { if (is_null($var)) { $values[] = "$key = NULL"; } elseif (is_string($var)) { $values[] = "$key = '" . $this->sql_escape($var) . "'"; } else { $values[] = (is_bool($var)) ? "$key = " . intval($var) : "$key = $var"; } } $query = implode(($query == 'UPDATE') ? ', ' : ' AND ', $values); } return $query; } // Other query methods // // NOTE :: Want to remove _ALL_ reliance on sql_numrows from core code ... // don't want this here by a middle Milestone function sql_numrows($query_id = false) { return FALSE; } function sql_affectedrows() { // TODO: hmm, maybe doing something similar as in mssql-odbc.php? return ($this->query_result) ? true : false; } function sql_fetchrow($query_id = false) { global $cache; if (!$query_id) { $query_id = $this->query_result; } if (isset($cache->sql_rowset[$query_id])) { return $cache->sql_fetchrow($query_id); } $row = array(); $cur_row = @ibase_fetch_object($query_id, IBASE_TEXT); if (!$cur_row) { return false; } foreach (get_object_vars($cur_row) as $key => $value) { $row[strtolower($key)] = trim(str_replace("\\0", "\0", str_replace("\\n", "\n", $value))); } return ($query_id) ? $row : false; } function sql_fetchrowset($query_id = false) { if (!$query_id) { $query_id = $this->query_result; } if ($query_id) { unset($this->rowset[$query_id]); unset($this->row[$query_id]); $result = array(); while ($this->rowset[$query_id] = get_object_vars(@ibase_fetch_object($query_id, IBASE_TEXT))) { $result[] = $this->rowset[$query_id]; } return $result; } else { return false; } } function sql_fetchfield($field, $rownum = -1, $query_id = 0) { if (!$query_id) { $query_id = $this->query_result; } if ($query_id) { if ($rownum > -1) { // erm... ok, my bad, we always use zero. :/ for ($i = 0; $i <= $rownum; $i++) { $row = $this->sql_fetchrow($query_id); } return $row[$field]; } else { if (empty($this->row[$query_id]) && empty($this->rowset[$query_id])) { if ($this->sql_fetchrow($query_id)) { $result = $this->row[$query_id][$field]; } } else { if ($this->rowset[$query_id]) { $result = $this->rowset[$query_id][$field]; } else if ($this->row[$query_id]) { $result = $this->row[$query_id][$field]; } } } return $result; } else { return false; } } function sql_rowseek($rownum, $query_id = 0) { if (!$query_id) { $query_id = $this->query_result; } for($i = 1; $i < $rownum; $i++) { if (!$this->sql_fetchrow($query_id)) { return false; } } return true; } function sql_nextid() { if ($this->query_result && preg_match('#^INSERT[\t\n ]+INTO[\t\n ]+([a-z0-9\_\-]+)#is', $this->last_query_text, $tablename)) { $query = "SELECT GEN_ID('" . $tablename[1] . "_gen', 0) AS new_id FROM RDB\$DATABASE"; if (!($temp_q_id = @ibase_query($this->db_connect_id, $query))) { return false; } $temp_result = @ibase_fetch_object($temp_q_id); $this->sql_freeresult($temp_q_id); return ($temp_result) ? $temp_result->last_value : false; } } function sql_freeresult($query_id = false) { if (!$query_id) { $query_id = $this->query_result; } if (!$this->transaction && $query_id) { @ibase_commit(); } return ($query_id) ? @ibase_free_result($query_id) : false; } function sql_escape($msg) { return (@ini_get('magic_quotes_sybase') || strtolower(@ini_get('magic_quotes_sybase')) == 'on') ? str_replace('\\\'', '\'', addslashes($msg)) : str_replace('\'', '\'\'', stripslashes($msg)); } function sql_error($sql = '') { if (!$this->return_on_error) { $this_page =(!empty($_SERVER['PHP_SELF'])) ? $_SERVER['PHP_SELF'] : $_ENV['PHP_SELF']; $this_page .= '&' .((!empty($_SERVER['QUERY_STRING'])) ? $_SERVER['QUERY_STRING'] : $_ENV['QUERY_STRING']); $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 />' . $sql : '') . '<br />'; if ($this->transaction) { $this->sql_transaction('rollback'); } trigger_error($message, E_USER_ERROR); } $result['message'] = @ibase_errmsg(); $result['code'] = ''; return $result; } function sql_report($mode, $query = '') { if (empty($_GET['explain'])) { return; } global $cache, $starttime, $phpbb_root_path; static $curtime, $query_hold, $html_hold; static $sql_report = ''; static $cache_num_queries = 0; if (!$query && !empty($query_hold)) { $query = $query_hold; } switch ($mode) { case 'display': if (!empty($cache)) { $cache->unload(); } $this->sql_close(); $mtime = explode(' ', microtime()); $totaltime = $mtime[0] + $mtime[1] - $starttime; 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"; echo 'th { background-image: url(\'' . $phpbb_root_path . 'adm/images/cellpic3.gif\') }' . "\n"; echo 'td.cat { background-image: url(\'' . $phpbb_root_path . 'adm/images/cellpic1.gif\') }' . "\n"; echo '</style><title>' . $msg_title . '</title></head><body>'; 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>'; echo $sql_report; echo '</td></tr></table><br /></body></html>'; exit; break; case 'start': $query_hold = $query; $html_hold = ''; $curtime = explode(' ', microtime()); $curtime = $curtime[0] + $curtime[1]; break; case 'fromcache': $endtime = explode(' ', microtime()); $endtime = $endtime[0] + $endtime[1]; $result = @ibase_query($this->db_connect_id, $query); while ($void = @ibase_fetch_object($result, IBASE_TEXT)) { // Take the time spent on parsing rows into account } $splittime = explode(' ', microtime()); $splittime = $splittime[0] + $splittime[1]; $time_cache = $endtime - $curtime; $time_db = $splittime - $endtime; $color = ($time_db > $time_cache) ? 'green' : 'red'; $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">'; $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>'; // Pad the start time to not interfere with page timing $starttime += $time_db; @ibase_freeresult($result); $cache_num_queries++; break; case 'stop': $endtime = explode(' ', microtime()); $endtime = $endtime[0] + $endtime[1]; $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> ' . $html_hold . '<p align="center">'; if ($this->query_result) { if (preg_match('/^(UPDATE|DELETE|REPLACE)/', $query)) { $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 ?>