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Classes

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  1: <?php
  2: 
  3: /**
  4:  * This file is part of the Nette Framework (http://nette.org)
  5:  *
  6:  * Copyright (c) 2004 David Grudl (http://davidgrudl.com)
  7:  *
  8:  * For the full copyright and license information, please view
  9:  * the file license.txt that was distributed with this source code.
 10:  */
 11: 
 12: namespace Nette\Database\Diagnostics;
 13: 
 14: use Nette,
 15:     Nette\Database\Helpers,
 16:     Nette\Diagnostics\Debugger;
 17: 
 18: 
 19: 
 20: /**
 21:  * Debug panel for Nette\Database.
 22:  *
 23:  * @author     David Grudl
 24:  */
 25: class ConnectionPanel extends Nette\Object implements Nette\Diagnostics\IBarPanel
 26: {
 27:     /** @var int maximum SQL length */
 28:     static public $maxLength = 1000;
 29: 
 30:     /** @var int logged time */
 31:     private $totalTime = 0;
 32: 
 33:     /** @var array */
 34:     private $queries = array();
 35: 
 36:     /** @var string */
 37:     public $name;
 38: 
 39:     /** @var bool|string explain queries? */
 40:     public $explain = TRUE;
 41: 
 42:     /** @var bool */
 43:     public $disabled = FALSE;
 44: 
 45: 
 46: 
 47:     public function logQuery(Nette\Database\Statement $result, array $params = NULL)
 48:     {
 49:         if ($this->disabled) {
 50:             return;
 51:         }
 52:         $source = NULL;
 53:         foreach (debug_backtrace(FALSE) as $row) {
 54:             if (isset($row['file']) && is_file($row['file']) && strpos($row['file'], NETTE_DIR . DIRECTORY_SEPARATOR) !== 0) {
 55:                 if (isset($row['function']) && strpos($row['function'], 'call_user_func') === 0) continue;
 56:                 if (isset($row['class']) && is_subclass_of($row['class'], '\\Nette\\Database\\Connection')) continue;
 57:                 $source = array($row['file'], (int) $row['line']);
 58:                 break;
 59:             }
 60:         }
 61:         $this->totalTime += $result->getTime();
 62:         $this->queries[] = array($result->queryString, $params, $result->getTime(), $result->rowCount(), $result->getConnection(), $source);
 63:     }
 64: 
 65: 
 66: 
 67:     public static function renderException($e)
 68:     {
 69:         if (!$e instanceof \PDOException) {
 70:             return;
 71:         }
 72:         if (isset($e->queryString)) {
 73:             $sql = $e->queryString;
 74: 
 75:         } elseif ($item = Nette\Diagnostics\Helpers::findTrace($e->getTrace(), 'PDO::prepare')) {
 76:             $sql = $item['args'][0];
 77:         }
 78:         return isset($sql) ? array(
 79:             'tab' => 'SQL',
 80:             'panel' => Helpers::dumpSql($sql),
 81:         ) : NULL;
 82:     }
 83: 
 84: 
 85: 
 86:     public function getTab()
 87:     {
 88:         return '<span title="Nette\\Database ' . htmlSpecialChars($this->name) . '">'
 89:             . '<img src="data:image/png;base64,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" />'
 90:             . count($this->queries) . ' queries'
 91:             . ($this->totalTime ? ' / ' . sprintf('%0.1f', $this->totalTime * 1000) . 'ms' : '')
 92:             . '</span>';
 93:     }
 94: 
 95: 
 96: 
 97:     public function getPanel()
 98:     {
 99:         $this->disabled = TRUE;
100:         $s = '';
101:         $h = 'htmlSpecialChars';
102:         foreach ($this->queries as $i => $query) {
103:             list($sql, $params, $time, $rows, $connection, $source) = $query;
104: 
105:             $explain = NULL; // EXPLAIN is called here to work SELECT FOUND_ROWS()
106:             if ($this->explain && preg_match('#\s*\(?\s*SELECT\s#iA', $sql)) {
107:                 try {
108:                     $cmd = is_string($this->explain) ? $this->explain : 'EXPLAIN';
109:                     $explain = $connection->queryArgs("$cmd $sql", $params)->fetchAll();
110:                 } catch (\PDOException $e) {}
111:             }
112: 
113:             $s .= '<tr><td>' . sprintf('%0.3f', $time * 1000);
114:             if ($explain) {
115:                 static $counter;
116:                 $counter++;
117:                 $s .= "<br /><a href='#' class='nette-toggler' rel='#nette-DbConnectionPanel-row-$counter'>explain&nbsp;&#x25ba;</a>";
118:             }
119: 
120:             $s .= '</td><td class="nette-DbConnectionPanel-sql">' . Helpers::dumpSql(self::$maxLength ? Nette\Utils\Strings::truncate($sql, self::$maxLength) : $sql);
121:             if ($explain) {
122:                 $s .= "<table id='nette-DbConnectionPanel-row-$counter' class='nette-collapsed'><tr>";
123:                 foreach ($explain[0] as $col => $foo) {
124:                     $s .= "<th>{$h($col)}</th>";
125:                 }
126:                 $s .= "</tr>";
127:                 foreach ($explain as $row) {
128:                     $s .= "<tr>";
129:                     foreach ($row as $col) {
130:                         $s .= "<td>{$h($col)}</td>";
131:                     }
132:                     $s .= "</tr>";
133:                 }
134:                 $s .= "</table>";
135:             }
136:             if ($source) {
137:                 $s .= Nette\Diagnostics\Helpers::editorLink($source[0], $source[1])->class('nette-DbConnectionPanel-source');
138:             }
139: 
140:             $s .= '</td><td>';
141:             foreach ($params as $param) {
142:                 $s .= Debugger::dump($param, TRUE);
143:             }
144: 
145:             $s .= '</td><td>' . $rows . '</td></tr>';
146:         }
147: 
148:         return empty($this->queries) ? '' :
149:             '<style> #nette-debug td.nette-DbConnectionPanel-sql { background: white !important }
150:             #nette-debug .nette-DbConnectionPanel-source { color: #BBB !important } </style>
151:             <h1>Queries: ' . count($this->queries) . ($this->totalTime ? ', time: ' . sprintf('%0.3f', $this->totalTime * 1000) . ' ms' : '') . '</h1>
152:             <div class="nette-inner nette-DbConnectionPanel">
153:             <table>
154:                 <tr><th>Time&nbsp;ms</th><th>SQL Statement</th><th>Params</th><th>Rows</th></tr>' . $s . '
155:             </table>
156:             </div>';
157:     }
158: 
159: }
160: 
Nette Framework 2.0.6 API API documentation generated by ApiGen 2.7.0