Add graph for user repartition

app/Model/ProjectAnalytic.php

@@ -11,7 +11,7 @@ namespace Model;
 class ProjectAnalytic extends Base
 {
     /**
-     * Get task repartition
+     * Get tasks repartition
      *
      * @access public
      * @param  integer   $project_id    Project id
@@ -40,4 +40,41 @@ class ProjectAnalytic extends Base
 
         return $metrics;
     }
+
+    /**
+     * Get users repartition
+     *
+     * @access public
+     * @param  integer   $project_id    Project id
+     * @return array
+     */
+    public function getUserRepartition($project_id)
+    {
+        $metrics = array();
+        $total = 0;
+        $tasks = $this->taskFinder->getAll($project_id);
+        $users = $this->projectPermission->getMemberList($project_id);
+
+        foreach ($tasks as $task) {
+
+            $user = $users[$task['owner_id']];
+            $total++;
+
+            if (! isset($metrics[$user])) {
+                $metrics[$user] = array(
+                    'nb_tasks' => 0,
+                    'percentage' => 0,
+                    'user' => $user,
+                );
+            }
+
+            $metrics[$user]['nb_tasks']++;
+        }
+
+        foreach ($metrics as &$metric) {
+            $metric['percentage'] = round(($metric['nb_tasks'] * 100) / $total, 2);
+        }
+
+        return array_values($metrics);
+    }
 }