Merge pull request #10 from XEngine/master

Added console output

Author: mpociot

src/Outputs/Console.php

@@ -0,0 +1,38 @@
+<?php
+namespace BeyondCode\QueryDetector\Outputs;
+use Illuminate\Support\Collection;
+use Symfony\Component\HttpFoundation\Response;
+
+class Console implements Output
+{
+    public function output(Collection $detectedQueries, Response $response)
+    {
+        if ($response->isRedirection()) {
+            return;
+        }
+        $content = $response->getContent();
+        $outputContent = $this->getOutputContent($detectedQueries);
+        $pos = strripos($content, '</body>');
+        if (false !== $pos) {
+            $content = substr($content, 0, $pos) . $outputContent . substr($content, $pos);
+        } else {
+            $content = $content . $outputContent;
+        }
+        // Update the new content and reset the content length
+        $response->setContent($content);
+        $response->headers->remove('Content-Length');
+    }
+    protected function getOutputContent(Collection $detectedQueries)
+    {
+        $output = '<script type="text/javascript">';
+        $output .= "console.warn('Found the following N+1 queries in this request:\\n\\n";
+        foreach ($detectedQueries as $detectedQuery) {
+            $output .= "Model: ".addslashes($detectedQuery['model']). " => Relation: ".addslashes($detectedQuery['relation']);
+            $output .= " - You should add \"with(\'".$detectedQuery['relation']."\')\" to eager-load this relation.";
+            $output .= "\\n";
+        }
+        $output .= "')";
+        $output .= '</script>';
+        return $output;
+    }
+}