* Do task #70850.

module/custom/control.php

@@ -635,11 +635,13 @@ class custom extends control
             if($mode == 'lean' and empty($program)) return $this->send(array('result' => 'fail', 'message' => array('program' => $this->lang->custom->switchModeHelper)));
 
             $this->loadModel('setting')->setItem('system.common.global.mode', $mode);
-            $this->loadModel('setting')->setItem('system.common.global.defaultProgram', $program);
+            $this->setting->setItem('system.common.global.defaultProgram', $program);
 
             /* 只有没有关联项目集的产品和项目关联到默认项目集下. */
             $this->loadModel('upgrade')->relationDefaultProgram($program);
 
+            $this->custom->disableFeaturesByMode($mode);
+
             if($mode == 'lean') $this->custom->processProjectAcl();
 
             return $this->send(array('result' => 'success', 'message' => $this->lang->saveSuccess, 'locate' => 'top'));

module/custom/model.php

@@ -890,4 +890,44 @@ class customModel extends model
             }
         }
     }
+
+    /**
+     * Set features to disable.
+     *
+     * @param  int    $mode
+     * @access public
+     * @return void
+     */
+    public function disableFeaturesByMode($mode)
+    {
+        $disabledFeatures = '';
+        if($mode == 'lean')
+        {
+            $features = array('opportunity');
+            foreach($features as $feature)
+            {
+                $function = 'has' . ucfirst($feature) . 'Data';
+                if(!$this->$function()) $disabledFeatures .= "$feature,";
+            }
+        }
+        $this->loadModel('setting')->setItem('system.common.disabledFeatures', rtrim($disabledFeatures, ','));
+    }
+
+    /**
+     * Verify whether there is opportunity data
+     *
+     * @access public
+     * @return bool
+     */
+    public function hasOpportunityData()
+    {
+        if($this->config->edition == 'max')
+        {
+            return $this->dao->select('id')->from(TABLE_OPPORTUNITY)->count();
+        }
+        else
+        {
+            return false;
+        }
+    }
 }