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							95 lines
						
					
					
						
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							95 lines
						
					
					
						
							2.4 KiB
						
					
					
				
								<?php
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								/**
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								 * [Laike System] Copyright (c) 2017-2020 laiketui.com
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								 * Laike is not a free software, it under the license terms, visited http://www.laiketui.com/ for more details.
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								 */
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								require_once(MO_LIB_DIR . '/DBAction.class.php');
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								class modifyAction extends Action {
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									public function getDefaultView() {
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								        $db = DBAction::getInstance();
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								        $request = $this->getContext()->getRequest();
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								        $cat_id = intval($request->getParameter("cat_id"));
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								        // 根据分类id,查询新闻分类表
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								        $sql = "select * from lkt_news_class where cat_id = '$cat_id'";
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								        $r = $db->select($sql);
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								        if($r){
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								            $cat_name = $r[0]->cat_name; // 分类名称
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								            $sort = $r[0]->sort; // 分类排序
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								        }
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								        $request->setAttribute('cat_id', $cat_id);
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								        $request->setAttribute('cat_name', isset($cat_name) ? $cat_name : '');
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								        $request->setAttribute('sort', isset($sort) ? $sort : '');
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										return View :: INPUT;
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									}
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									public function execute(){
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										$db = DBAction::getInstance();
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										$request = $this->getContext()->getRequest();
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										$cat_id = intval($request->getParameter('cat_id'));
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								        $cat_name = addslashes(trim($request->getParameter('cat_name')));
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								        $sort = floatval(trim($request->getParameter('sort')));
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								        //检查分类名是否重复
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								        $sql = "select cat_id from lkt_news_class where cat_name = '$cat_name' and cat_id <> '$cat_id'";
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								        $r = $db->select($sql);
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								        if ($r) {
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								            header("Content-type:text/html;charset=utf-8");
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								            echo "<script type='text/javascript'>" .
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								                "alert('新闻分类 {$cat_name} 已经存在,请选用其他名称修改!');" .
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								                "</script>";
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								            return $this->getDefaultView();
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								        }
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										//更新分类列表
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										$sql = "update lkt_news_class " .
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											"set cat_name = '$cat_name', sort = '$sort'"
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											."where cat_id = '$cat_id'";
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										$r = $db->update($sql);
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										if($r == -1) {
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										echo "<script type='text/javascript'>" .
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												"alert('未知原因,修改新闻分类失败!');" .
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												"location.href='index.php?module=newsclass';</script>";
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											return $this->getDefaultView();
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										} else {
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											header("Content-type:text/html;charset=utf-8");
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											echo "<script type='text/javascript'>" .
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												"alert('修改新闻分类成功!');" .
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												"location.href='index.php?module=newsclass';</script>";
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										}
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										return;
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									}
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									public function getRequestMethods(){
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										return Request :: POST;
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									}
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								}
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								?>
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