* Define cachekey in cache.php.

config/cache.php

@@ -16,3 +16,18 @@ $config->cache->fullPages[] = 'product|all';
 $config->cache->fullPages[] = 'project|browse';
 $config->cache->fullPages[] = 'block|printblock';
 $config->cache->fullPages[] = 'screen|view';
+
+$config->cacheKeys = new stdclass();
+
+$config->cacheKeys->block = new stdclass();
+$config->cacheKeys->block->welcome          = 'welcome';
+$config->cacheKeys->block->contribute       = 'contribute';
+$config->cacheKeys->block->projectStatistic = 'projectStatistic%s%s%s';
+$config->cacheKeys->block->recentProject    = 'recentProject';
+
+$config->cacheKeys->execution = new stdclass();
+$config->cacheKeys->execution->ajaxGetDropMenuProjects   = 'ajaxDropMenuProjects';
+$config->cacheKeys->execution->ajaxGetDropMenuExecutions = 'ajaxDropMenuExecutions';
+
+$config->cacheKeys->bug = new stdclass();
+$config->cacheKeys->bug->browse = 'bugBrowse%s';

module/block/control.php

@@ -380,7 +380,7 @@ class block extends control
     {
         $this->view->tutorialed = $this->loadModel('tutorial')->getTutorialed();
 
-        $cacheKey = 'welcomeBlockData';
+        $cacheKey = $this->config->cacheKeys->block->welcome;
         if(helper::isCacheEnabled() && $this->cache->has($cacheKey))
         {
             $data = $this->cache->get($cacheKey);
@@ -418,14 +418,15 @@ class block extends control
      */
     public function contribute()
     {
-        if(helper::isCacheEnabled() && $this->cache->has('contributeBlockData'))
+        $cacheKey = $this->config->cacheKeys->block->contribute;
+        if(helper::isCacheEnabled() && $this->cache->has($cacheKey))
         {
-            $data = $this->cache->get('contributeBlockData');
+            $data = $this->cache->get($cacheKey);
         }
         else
         {
             $data = $this->loadModel('user')->getPersonalData();
-            if($this->config->cache->enable) $this->cache->set('contributeBlockData', $data);
+            if($this->config->cache->enable) $this->cache->set($cacheKey, $data);
         }
         $this->view->data = $data;
         $this->display();
@@ -983,7 +984,7 @@ class block extends control
             return false;
         }
 
-        $cacheKey = __FUNCTION__ . $status . $count . $excludedModel;
+        $cacheKey = sprintf($this->config->cacheKeys->block->projectStatistic, $status, $count, $excludedModel);
         if(helper::isCacheEnabled() && $this->cache->has($cacheKey))
         {
             $projects = $this->cache->get($cacheKey);
@@ -2036,7 +2037,7 @@ class block extends control
         /* load pager. */
         $this->app->loadClass('pager', $static = true);
         $pager    = new pager(0, 3, 1);
-        $cacheKey = __FUNCTION__;
+        $cacheKey = $this->config->cacheKeys->block->recentProject;
         if(helper::isCacheEnabled() && $this->cache->has($cacheKey))
         {
             $this->app->loadLang('project');

module/bug/control.php

@@ -165,7 +165,7 @@ class bug extends control
         $pager = new pager($recTotal, $recPerPage, $pageID);
 
         /* Get executions. */
-        $cacheKey = "bugBrowse{$this->projectID}";
+        $cacheKey = sprintf($this->config->cacheKeys->bug->browse, $this->projectID);
         if(helper::isCacheEnabled() && $this->cache->has($cacheKey))
         {
             $executions = $this->cache->get($cacheKey);

module/execution/control.php

@@ -3193,7 +3193,7 @@ class execution extends control
      * Manage products.
      *
      * @param  int    $executionID
-     * @param  from   $from
+     * @param  string $from
      * @access public
      * @return void
      */
@@ -3831,8 +3831,8 @@ class execution extends control
         $this->view->executionID = $executionID;
         $this->view->extra       = $extra;
 
-        $cacheProjectsKey   = 'execution|dropmenu|project';
-        $cacheExecutionsKey = 'execution|dropmenu|executions';
+        $cacheProjectsKey   = $this->config->cacheKeys->execution->ajaxGetDropMenuProjects;
+        $cacheExecutionsKey = $this->config->cacheKeys->execution->ajaxGetDropMenuExecutions;
 
         if(helper::isCacheEnabled())
         {