From 7193f292406b95301750a93f9773eb6eb86338ac Mon Sep 17 00:00:00 2001
From: Jesse O'Brien <jesse@jesse-obrien.ca>
Date: Fri, 17 Aug 2012 16:22:12 -0400
Subject: [PATCH] Added profile timers

Track the running time of a function
Profiler::time(function(){});
Profiler::time(function(){}, 'name');

Track a stopwatch style timer throughout your app
Profiler::tick('name');
Profiler::tick('name', function($timer){});
---
 laravel/profiling/profiler.php       | 87 +++++++++++++++++++++++++++-
 laravel/profiling/template.blade.php | 50 +++++++++++++++-
 2 files changed, 134 insertions(+), 3 deletions(-)

diff --git a/laravel/profiling/profiler.php b/laravel/profiling/profiler.php
index eda884c5..01469ab8 100644
--- a/laravel/profiling/profiler.php
+++ b/laravel/profiling/profiler.php
@@ -14,7 +14,7 @@ class Profiler {
 	 *
 	 * @var array
 	 */
-	protected static $data = array('queries' => array(), 'logs' => array());
+	protected static $data = array('queries' => array(), 'logs' => array(), 'timers' => array());
 	
 	/**
 	 * Get the rendered contents of the Profiler.
@@ -32,10 +32,95 @@ class Profiler {
 			static::$data['memory'] = get_file_size(memory_get_usage(true));
 			static::$data['memory_peak'] = get_file_size(memory_get_peak_usage(true));
 			static::$data['time'] = number_format((microtime(true) - LARAVEL_START) * 1000, 2);
+			foreach ( static::$data['timers'] as &$timer)
+			{
+				$timer['running_time'] = number_format((microtime(true) - $timer['start'] ) * 1000, 2);
+			}
+
 			return render('path: '.__DIR__.'/template'.BLADE_EXT, static::$data);
 		}
 	}
 
+	/**
+	 * Allow a callback to be timed.
+	 *
+	 * @param closure $func
+	 * @param string $name
+	 * @return void
+	 */
+	public static function time( $func, $name = 'default_func_timer' )
+	{
+		// First measure the runtime of the func
+		$start = microtime(true);
+		$func();
+		$end = microtime(true);
+
+		// Check to see if a timer by that name exists
+		if (isset(static::$data['timers'][$name]))
+		{
+			$name = $name.uniqid();
+		}
+		
+		// Push the time into the timers array for display
+		static::$data['timers'][$name]['start'] = $start;
+		static::$data['timers'][$name]['end'] = $end;
+		static::$data['timers'][$name]['time'] = number_format(($end - $start) * 1000, 2);
+	}
+
+	/**
+	 *  Start, or add a tick to a timer.
+	 *
+	 * @param string $name
+	 * @return void
+	 */
+	public static function tick($name = 'default_timer', $callback = null)
+	{
+		$name = trim($name);
+		if (empty($name)) $name = 'default_timer';
+
+		// Is this a brand new tick?
+		if (isset(static::$data['timers'][$name]))
+		{
+			$current_timer = static::$data['timers'][$name];
+			$ticks = count($current_timer['ticks']);
+
+			// Initialize the new time for the tick
+			$new_tick = array();
+			$mt = microtime(true);
+			$new_tick['raw_time'] = $mt - $current_timer['start'];
+			$new_tick['time'] = number_format(($mt - $current_timer['start']) * 1000, 2);
+
+			// Use either the start time or the last tick for the diff
+			if ($ticks > 0)
+			{
+				$last_tick = $current_timer['ticks'][$ticks- 1]['raw_time'];
+				$new_tick['diff'] = number_format(($new_tick['raw_time'] - $last_tick) * 1000, 2);
+			}
+			else
+			{
+				$new_tick['diff'] = $new_tick['time'];
+			}
+
+			// Add the new tick to the stack of them
+			static::$data['timers'][$name]['ticks'][] = $new_tick;
+		}
+		else
+		{
+			// Initialize a start time on the first tick
+			static::$data['timers'][$name]['start'] = microtime(true);
+			static::$data['timers'][$name]['ticks'] = array();
+		}
+
+		// Run the callback for this tick if it's specified
+		if ( ! is_null($callback) and is_callable($callback))
+		{
+			// After we've ticked, call the callback function
+			call_user_func_array($callback, array(
+				static::$data['timers'][$name]
+			));
+		}
+	}
+
 	/**
 	 * Add a log entry to the log entries array.
 	 *
diff --git a/laravel/profiling/template.blade.php b/laravel/profiling/template.blade.php
index 32c430a6..9c855b43 100755
--- a/laravel/profiling/template.blade.php
+++ b/laravel/profiling/template.blade.php
@@ -48,6 +48,52 @@
 					<span class="anbu-empty">There have been no SQL queries executed.</span>
 				@endif
 			</div>
+
+			<div class="anbu-tab-pane anbu-table anbu-checkpoints">
+				@if (count($timers) > 0)
+						<table>
+							<tr>
+								<th>Name</th>
+								<th>Running Time (ms)</th>
+								<th>Difference</th>
+							</tr>
+							@foreach ($timers as $name => $timer)
+							<tr>
+								<td class="anbu-table-first">
+									{{ $name }}
+								</td>
+								<td><pre>{{ $timer['running_time'] }}ms (time from start to render)</pre></td>
+								<td>&nbsp;</td>
+							</tr>
+
+							@if (isset($timer['ticks']))
+								@foreach( $timer['ticks'] as $tick)
+								<tr>
+									<td>
+										<pre>Tick</pre>
+									</td>
+									<td>
+										<pre>{{ $tick['time'] }}ms</pre>
+									</td>
+									<td>
+										<pre>+ {{ $tick['diff'] }}ms</pre>
+									</td>
+								</tr>
+								@endforeach
+							@else
+								<tr>
+									<td><pre>Running Time</pre></td>
+									<td><pre>{{ $timer['time'] }}ms</pre></td>
+									<td>&nbsp;</td>
+								</tr>
+							@endif
+							
+							@endforeach
+						</table>			
+				@else
+					<span class="anbu-empty">There have been no checkpoints set.</span>
+				@endif
+			</div>
 		</div>
 	</div>
 
@@ -61,7 +107,7 @@
 				@endif
 			</a>
 		</li>
-		<li><a class="anbu-tab">Time <span class="anbu-count">{{ $time }}ms</span></a></li>
+		<li><a class="anbu-tab" data-anbu-tab="anbu-checkpoints">Time <span class="anbu-count">{{ $time }}ms</span></a></li>
 		<li><a class="anbu-tab">Memory <span class="anbu-count">{{ $memory }} ({{ $memory_peak }})</span></a></li>
 		<li class="anbu-tab-right"><a id="anbu-hide" href="#">&#8614;</a></li>
 		<li class="anbu-tab-right"><a id="anbu-close" href="#">&times;</a></li>
@@ -75,4 +121,4 @@
 
 <script>window.jQuery || document.write("<script src='//ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js'>\x3C/script>")</script>
 <script>{{ file_get_contents(path('sys').'profiling/profiler.js') }}</script>
-<!-- /ANBU - LARAVEL PROFILER -->
\ No newline at end of file
+<!-- /ANBU - LARAVEL PROFILER -->