Reworked profiler

util/profiler/Profiler.php

@@ -0,0 +1,104 @@
+<?php
+/**
+ * @copyright NetMonsters <team@netmonsters.ru>
+ * @link http://netmonsters.ru
+ * @package Majestic
+ * @subpackage util
+ * @since 2010-03-09
+ * @version SVN: $Id$
+ * @filesource $URL$
+ */
+
+class Profiler
+{
+
+    protected $start = null;
+
+    protected $end = null;
+
+    protected $queries = array();
+
+    static protected $instance = null;
+
+    private function __construct()
+    {
+        if (DEBUG == false) {
+            throw new GeneralException('Need to turn on DEBUG before use.');
+        }
+    }
+
+    /**
+     * Refuse cloning
+     */
+    private function __clone()
+    {
+    }
+
+    /**
+     * @return Profiler
+     */
+    static public function getInstance()
+    {
+        if (!isset(self::$instance)) {
+            self::$instance = new self();
+        }
+        return self::$instance;
+    }
+
+    /**
+     * @param string $type
+     * @param string $command
+     * @return CommandProfiler
+     */
+    public function profilerCommand($type, $command)
+    {
+        $profiler = new CommandProfiler($type, $command);
+        $this->queries[] = $profiler;
+        return $profiler;
+    }
+
+    public function start()
+    {
+        $this->start = microtime(true);
+    }
+
+    public function end($html)
+    {
+        $this->end = microtime(true);
+        if (stripos($html, '</body>') == False) {
+            return $html;
+        }
+        return str_ireplace('</body>', $this->getOutput() . '</body>', $html);
+    }
+
+    protected function getOutput()
+    {
+        $temp = '';
+        $queriesTime = 0;
+        foreach ($this->queries as $query) {
+            $temp .= '(' . $query->getType() . ') [' . round($query->getElapsed() * 1000, 2) . 'ms] ' . $query->getCommand() . '<br/>';
+            $queriesTime += $query->getElapsed();
+        }
+        $html = '<div style="clear:both; font:12px monospace; margin: 5px; white-space: pre;">'
+                . 'Elapsed time: ' . round(($this->end - $this->start) * 1000, 2) . 'ms.<br/>'
+                . 'Queries: ' . count($this->queries) . ' [' . round($queriesTime * 1000, 2) . ' ms]<br/>';
+        $html .= $temp;
+        $html .= '</div>';
+        return $html;
+    }
+
+    public function getJson()
+    {
+        $this->end = microtime(true);
+        FB::info(round(($this->end - $this->start) * 1000, 2) . ' ms', 'Elapsed time');
+        $table = array();
+        $table[] = array('Type', 'Time (ms)', 'Query');
+
+        $queriesTime = 0;
+        foreach ($this->queries as $query) {
+            $table[] = array($query->getType(), round($query->getElapsed() * 1000, 2), $query->getCommand());
+            $queriesTime += $query->getElapsed();
+        }
+        FB::table('Queries: ' . count($this->queries) . ' [' . round($queriesTime * 1000, 2) . ' ms]', $table);
+    }
+}