BUG 9526 "Processes cannot be deleted when the memcache is..." SOLVED

- When memcache is enabled not refresh correctly the list of
  process (to create/delete an process)
- Added method to delete key of the memcache to the create/delete
  an process

workflow/engine/classes/model/Process.php

@@ -191,6 +191,9 @@ class Process extends BaseProcess {
           $this->setProDescription (  'Default Process Description' );
 
         $con->commit();
+
+        $this->memcachedDelete();
+
         return $this->getProUid();
       }
       else {
@@ -515,6 +518,9 @@ class Process extends BaseProcess {
       {
         Content::removeContent('PRO_TITLE', '', $oPro->getProUid());
         Content::removeContent('PRO_DESCRIPTION', '', $oPro->getProUid());
+
+        $this->memcachedDelete();
+
         return $oPro->delete();
       }
       else {
@@ -751,6 +757,22 @@ class Process extends BaseProcess {
   	return $aProc;
   }
 
+    public function memcachedDelete()
+    {
+        //Limit defined in processmaker/workflow/engine/templates/processes/main.js
+        $limit = 25;
+        $start = 0;
+
+        $memcache = &PMmemcached::getSingleton(SYS_SYS);
+
+        for ($start = 0; $start <= 50 - 1; $start++) {
+            $memkey = "processList-allProcesses-" . ($start * $limit) . "-" . $limit;
+            $memkeyTotal = $memkey . "-total";
+
+            $r = $memcache->delete($memkey);
+            $r = $memcache->delete($memkeyTotal);
+        }
+    }
 } //Process
 
 function ordProcessByProTitle($a, $b){