帮ch页面添加canonical

application/controllers/amp.php

@@ -86,10 +86,14 @@ class Amp extends CI_Controller
         $textarea_htmlcode = $this->input->post('textarea_htmlcode');
         $amp_status = $this->input->post('amp_status');
         $data['information'] = $this->Information_model->detail_by_ic_id($ic_id);
+
         if ($data['information'] == FALSE) {
             show_404();
         }
 
+        //CH的页面没有canonical内容，在这里帮补上
+        $textarea_htmlcode=str_replace('<!--@CANONICAL@-->', $data['information']->ic_url, $textarea_htmlcode);
+
         $amp = $this->InfoMetas_model->get($ic_id, 'AMP');
         if ($amp === false) {
             $this->InfoMetas_model->add($ic_id, 'AMP', $textarea_htmlcode);