diff options
Diffstat (limited to 'includes/db/mysql.php')
| -rw-r--r-- | includes/db/mysql.php | 552 |
1 files changed, 0 insertions, 552 deletions
diff --git a/includes/db/mysql.php b/includes/db/mysql.php deleted file mode 100644 index a646e0d..0000000 --- a/includes/db/mysql.php +++ /dev/null @@ -1,552 +0,0 @@ -<?php -/** -* -* @package dbal_mysql -* @version $Id: mysql.php,v 1.5 2006/02/10 01:30:19 scronide 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', 'mysql'); - -/** -* @package dbal_mysql -* MySQL Database Abstraction Layer -* Minimum Requirement is 3.23+/4.0+/4.1+ -*/ -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 $open_queries = array(); - - function sql_connect($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) ? @mysql_pconnect($this->server, $this->user, $sqlpassword) : @mysql_connect($this->server, $this->user, $sqlpassword); - - if ($this->db_connect_id && $this->dbname != '') - { - if (@mysql_select_db($this->dbname)) - { - return $this->db_connect_id; - } - } - - return $this->sql_error(''); - } - - // - // Other base methods - // - function sql_close() - { - if (!$this->db_connect_id) - { - return false; - } - - if (sizeof($this->open_queries)) - { - foreach ($this->open_queries as $i_query_id => $query_id) - { - @mysql_free_result($query_id); - } - } - - return @mysql_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': - $result = @mysql_query('BEGIN', $this->db_connect_id); - $this->transaction = true; - break; - - case 'commit': - $result = @mysql_query('COMMIT', $this->db_connect_id); - $this->transaction = false; - - if (!$result) - { - @mysql_query('ROLLBACK', $this->db_connect_id); - } - break; - - case 'rollback': - $result = @mysql_query('ROLLBACK', $this->db_connect_id); - $this->transaction = false; - break; - - default: - $result = true; - } - - return $result; - } - - // Base query method - function sql_query($query = '', $cache_ttl = 0) - { - if ($query != '') - { - global $cache; - - // EXPLAIN only in extra debug mode - if (defined('DEBUG_EXTRA')) - { - $this->sql_report('start', $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 = @mysql_query($query, $this->db_connect_id)) === false) - { - $this->sql_error($query); - } - - if (defined('DEBUG_EXTRA')) - { - $this->sql_report('stop', $query); - } - - if ($cache_ttl && method_exists($cache, 'sql_save')) - { - $this->open_queries[(int) $this->query_result] = $this->query_result; - $cache->sql_save($query, $this->query_result, $cache_ttl); - // mysql_free_result called within sql_save() - } - else if (strpos($query, 'SELECT') !== false && $this->query_result) - { - $this->open_queries[(int) $this->query_result] = $this->query_result; - } - } - else if (defined('DEBUG_EXTRA')) - { - $this->sql_report('fromcache', $query); - } - } - else - { - return false; - } - - return ($this->query_result) ? $this->query_result : false; - } - - function sql_query_limit($query, $total, $offset = 0, $cache_ttl = 0) { - if ($query != '') { - $this->query_result = false; - - // only limit the number of rows if $total is greater than 0 - if ($total > 0) - $query .= "\n LIMIT " . ((!empty($offset)) ? $offset . ', ' . $total : $total); - - 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) - { - if (!$query_id) - { - $query_id = $this->query_result; - } - - return ($query_id) ? @mysql_num_rows($query_id) : false; - } - - function sql_affectedrows() - { - return ($this->db_connect_id) ? @mysql_affected_rows($this->db_connect_id) : false; - } - - function sql_fetchrow($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); - } - - return ($query_id) ? @mysql_fetch_assoc($query_id) : 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] = $this->sql_fetchrow($query_id)) - { - $result[] = $this->rowset[$query_id]; - } - return $result; - } - - return false; - } - - function sql_fetchfield($field, $rownum = -1, $query_id = false) - { - if (!$query_id) - { - $query_id = $this->query_result; - } - - if ($query_id) - { - if ($rownum > -1) - { - $result = @mysql_result($query_id, $rownum, $field); - } - else - { - if (empty($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][$field]; - } - elseif ($this->row[$query_id]) - { - $result = $this->row[$query_id][$field]; - } - } - } - return $result; - } - return false; - } - - function sql_rowseek($rownum, $query_id = false) - { - if (!$query_id) - { - $query_id = $this->query_result; - } - - return ($query_id) ? @mysql_data_seek($query_id, $rownum) : false; - } - - function sql_nextid() - { - return ($this->db_connect_id) ? @mysql_insert_id($this->db_connect_id) : false; - } - - function sql_freeresult($query_id = false) - { - if (!$query_id) - { - $query_id = $this->query_result; - } - - if (isset($this->open_queries[(int) $query_id])) - { - unset($this->open_queries[(int) $query_id]); - return @mysql_free_result($query_id); - } - - return false; - } - - function sql_escape($msg) { - if (function_exists('mysql_real_escape_string')) { - return @mysql_real_escape_string($msg, $this->db_connect_id); - } else { - return mysql_escape_string($msg); - } - } - - function sql_error($sql = '') - { - if (!$this->return_on_error) - { - $this_page = (isset($_SERVER['PHP_SELF']) && !empty($_SERVER['PHP_SELF'])) ? $_SERVER['PHP_SELF'] : $_ENV['PHP_SELF']; - $this_page .= '&' . ((isset($_SERVER['QUERY_STRING']) && !empty($_SERVER['QUERY_STRING'])) ? $_SERVER['QUERY_STRING'] : (isset($_ENV['QUERY_STRING']) ? $_ENV['QUERY_STRING'] : '')); - - $message = '<u>SQL ERROR</u> [ ' . SQL_LAYER . ' ]<br /><br />' . @mysql_error() . '<br /><br /><u>CALLING PAGE</u><br /><br />' . htmlspecialchars($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 = array( - 'message' => @mysql_error(), - 'code' => @mysql_errno() - ); - - return $result; - } - - function sql_report($mode, $query = '') - { - if (empty($_GET['explain'])) - { - return; - } - - global $db, $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(); - } - $db->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 = ''; - - $explain_query = $query; - if (preg_match('/UPDATE ([a-z0-9_]+).*?WHERE(.*)/s', $query, $m)) - { - $explain_query = 'SELECT * FROM ' . $m[1] . ' WHERE ' . $m[2]; - } - elseif (preg_match('/DELETE FROM ([a-z0-9_]+).*?WHERE(.*)/s', $query, $m)) - { - $explain_query = 'SELECT * FROM ' . $m[1] . ' WHERE ' . $m[2]; - } - - if (preg_match('/^SELECT/', $explain_query)) - { - $html_table = FALSE; - - if ($result = mysql_query("EXPLAIN $explain_query", $this->db_connect_id)) - { - while ($row = mysql_fetch_assoc($result)) - { - if (!$html_table && sizeof($row)) - { - $html_table = TRUE; - $html_hold .= '<table class="bg" width="100%" cellspacing="1" cellpadding="4" border="0" align="center"><tr>'; - - foreach (array_keys($row) as $val) - { - $html_hold .= '<th nowrap="nowrap">' . (($val) ? ucwords(str_replace('_', ' ', $val)) : ' ') . '</th>'; - } - $html_hold .= '</tr>'; - } - $html_hold .= '<tr>'; - - $class = 'row1'; - foreach (array_values($row) as $val) - { - $class = ($class == 'row1') ? 'row2' : 'row1'; - $html_hold .= '<td class="' . $class . '">' . (($val) ? $val : ' ') . '</td>'; - } - $html_hold .= '</tr>'; - } - } - - if ($html_table) - { - $html_hold .= '</table>'; - } - } - - $curtime = explode(' ', microtime()); - $curtime = $curtime[0] + $curtime[1]; - break; - - case 'fromcache': - $endtime = explode(' ', microtime()); - $endtime = $endtime[0] + $endtime[1]; - - $result = mysql_query($query, $this->db_connect_id); - while ($void = mysql_fetch_assoc($result)) - { - // 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 += $time_db; - - mysql_free_result($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> - MySQL Error ' . $error['code'] . ': ' . htmlspecialchars($error['message']); - } - - $sql_report .= '</p>'; - - $this->sql_time += $endtime - $curtime; - break; - } - } -} // class sql_db - -} // if ... define - -?>
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