Merge branch 'pr/316' into feature-igel-rewrite

1 files changed, 29 insertions, 27 deletions

diff --git a/includes/helper/graph_helper.php b/includes/helper/graph_helper.php
index 42a6c07a..12c7df6c 100644
--- a/includes/helper/graph_helper.php
+++ b/includes/helper/graph_helper.php
@@ -2,40 +2,42 @@
 
 /**
  * Renders a bargraph
- * @param string $key keyname of the x-axis
- * @param array $row_names keynames for the data rows
- * @param unknown $colors colors for the data rows
- * @param unknown $data the data
+ *
+ * @param string $dom_id
+ * @param string $key       key name of the x-axis
+ * @param array  $row_names key names for the data rows
+ * @param array  $colors    colors for the data rows
+ * @param array  $data      the data
+ * @return string
  */
-function bargraph($dom_id, $key, $row_names, $colors, $data) {
-  $labels = [];
-  foreach ($data as $dataset) {
-    $labels[] = $dataset[$key];
-  }
-  
-  $datasets = [];
-  foreach ($row_names as $row_key => $name) {
-    $values = [];
+function bargraph($dom_id, $key, $row_names, $colors, $data)
+{
+    $labels = [];
     foreach ($data as $dataset) {
-      $values[] = $dataset[$row_key];
+        $labels[] = $dataset[$key];
     }
-    $datasets[] = [
-        'label' => $name,
-        'fillColor' => $colors[$row_key],
-        'data' => $values 
-    ];
-  }
-  
-  return '<canvas id="' . $dom_id . '" style="width: 100%; height: 300px;"></canvas>
+
+    $datasets = [];
+    foreach ($row_names as $row_key => $name) {
+        $values = [];
+        foreach ($data as $dataset) {
+            $values[] = $dataset[$row_key];
+        }
+        $datasets[] = [
+            'label'     => $name,
+            'fillColor' => $colors[$row_key],
+            'data'      => $values
+        ];
+    }
+
+    return '<canvas id="' . $dom_id . '" style="width: 100%; height: 300px;"></canvas>
       <script type="text/javascript">
       $(function(){
         var ctx = $("#' . $dom_id . '").get(0).getContext("2d");
         var chart = new Chart(ctx).Bar(' . json_encode([
-      'labels' => $labels,
-      'datasets' => $datasets 
-  ]) . ');
+            'labels'   => $labels,
+            'datasets' => $datasets
+        ]) . ');
       });
       </script>';
 }
-
-?>
\ No newline at end of file