From 2fc716467bc339f9ce9b1a22308bd9497b560b4e Mon Sep 17 00:00:00 2001
From: Alexander Pinnecke <alexander.pinnecke@googlemail.com>
Date: Fri, 10 Apr 2015 17:52:41 +0200
Subject: [PATCH] Added stack trace to debug toolbar

---
 Logger/PropelLogger.php                    | 23 +++++++++++
 Resources/views/Collector/propel.html.twig | 44 +++++++++++++++++++++-
 2 files changed, 66 insertions(+), 1 deletion(-)

diff --git a/Logger/PropelLogger.php b/Logger/PropelLogger.php
index efc5866..698efc3 100644
--- a/Logger/PropelLogger.php
+++ b/Logger/PropelLogger.php
@@ -64,6 +64,7 @@ class PropelLogger implements LoggerInterface
         }
 
         $add = true;
+        $stackTrace = $this->getStackTrace();
 
         if (null !== $this->stopwatch) {
             $trace = debug_backtrace();
@@ -90,6 +91,7 @@ class PropelLogger implements LoggerInterface
                 'connection'    => $connection->getName(),
                 'time'          => $event->getDuration() / 1000,
                 'memory'        => $event->getMemory(),
+                'stackTrace'    => $stackTrace,
             );
         }
 
@@ -100,4 +102,25 @@ class PropelLogger implements LoggerInterface
     {
         return $this->queries;
     }
+
+    /**
+     * Returns the current stack trace.
+     *
+     * @return array
+     */
+    private function getStackTrace()
+    {
+        $e = new \Exception();
+        $trace = explode("\n", $e->getTraceAsString());
+        $trace = array_reverse($trace);
+        array_shift($trace); // remove {main}
+        array_pop($trace); // remove call to this method
+
+        foreach ($trace as $i => &$value) {
+            $value = $i + 1 . ')' . substr($value, strpos($value, ' '));
+            $value = preg_replace('/\((\d+)\)/', ':$1', $value, 1);
+        }
+
+        return $trace;
+    }
 }
diff --git a/Resources/views/Collector/propel.html.twig b/Resources/views/Collector/propel.html.twig
index dbd0b51..1a4c1cf 100644
--- a/Resources/views/Collector/propel.html.twig
+++ b/Resources/views/Collector/propel.html.twig
@@ -65,8 +65,38 @@
         font-size: 17px;
         margin-bottom: 0;
     }
+
+    .query-trace {
+        display: none;
+        overflow: auto;
+        padding: 5px;
+        border: 1px solid silver;
+        margin: 5px;
+        border-radius: 5px;
+        font-family: monospace;
+        white-space: nowrap;
+        color: #333;
+    }
+
+    .query-trace .gray {
+        color: silver;
+    }
+
+    .query-trace .gray + .regular {
+        margin-top: 3px;
+    }
+    .query-trace .regular + .gray {
+        margin-top: 3px;
+    }
     </style>
 
+    <script>
+        function toggle(id) {
+            var el = document.getElementById(id);
+            el.style.display = el.style.display === 'block' ? 'none' : 'block';
+        }
+    </script>
+
     <h2>Queries</h2>
     <table summary="Show logged queries">
         <thead>
@@ -94,12 +124,24 @@
                         </div>
                     {% endif %}
                     <div class="SQLInfo">
-                        Time: {{ query.time }} - Memory: {{ query.memory|format_memory }} - Connection: {{ query.connection }}
+                        Time: {{ query.time }} - Memory: {{ query.memory|format_memory }} - Connection: {{ query.connection }} -
+                        <a href="#" onclick="toggle('propel-stack-trace-{{ i }}'); return false;">Stacktrace</a>
 
                         {% if app.request.query.get('query', -1) != i %}
                             - <a href="{{ path('_profiler', {'panel': 'propel', 'token': token, 'connection': query.connection, 'query': i}) }}#propel-query-{{ i }}">Explain the query</a>
                         {% endif %}
                     </div>
+                    <div id="propel-stack-trace-{{ i }}" class="query-trace">
+                        {% for trace in query.stackTrace %}
+                            <div class="{{
+                            (': Symfony\\Component' in trace
+                                or ': Propel\\Runtime' in trace
+                                or ': Propel\\PropelBundle' in trace
+                                or ': call_user_func(Object(Symfony\\Component' in trace
+                                or ': call_user_func(Array, Object(Symfony\\Component' in trace
+                            ) ? 'gray' : 'regular' }}">{{ trace }}</div>
+                        {% endfor %}
+                    </div>
                 </td>
             </tr>
             {% endfor %}