修改面包屑生成规则

application/controllers/information.php

@@ -89,9 +89,11 @@ class Information extends CI_Controller
 				}else{
 					foreach($path_arr as $is_id){
 						$info = $this->Information_model->get_parent_info($is_id)['0'];
+						if(!empty($info)){
 							array_push($breadcrumblist,$info);
 						}
 					}
+				}
 				$data['detail']->construct_tag = make_construct_tag($breadcrumblist);
 				$data['detail']->breadcrumblist = make_breadcrumblist($breadcrumblist);
 			}

application/models/information_model.php

@@ -176,7 +176,7 @@ class Information_model extends CI_Model {
 	
 	//根据is_parent_id 获取父级目录的信息
 	public function get_parent_info($is_parent_id){
-		$sql = "select ic_url,ic_url_title from infoStructures INNER JOIN infoContents ON ic_id = is_ic_id where is_id = ?";
+		$sql = "select ic_url,ic_url_title from infoStructures INNER JOIN infoContents ON ic_id = is_ic_id where is_id = ? and ic_status = 1";
 		$query = $this->HT->query($sql,array($is_parent_id));
 		return $query->result();
 	}