tp5 r3 一个简单的SQL语句调试实例
先看效果

核心代码

1.     public function index()
2.     {
3.         if (IS_AJAX && session("uid")==1){
4.             $sql=input("post.sql");
5.             $sql=base64_decode($sql);
6.             if ($sql){
7.                 if (preg_match(‘/INSERT INTO|DELETE|UPDATE\s/i‘, $sql, $info)){
8.                     $result=\think\Db::execute($sql);
9.                 }
10.                 else{                    
11.                     $result=\think\Db::query($sql);
12.                 }
13.                 return dump($result);//json_encode($result)
14.             }else{
15.                 return  "错误的sql语句"; 
16.             }
17.             
18.         }
19.         //读取所有的表
20.         $tables=\think\Db::query(‘SHOW TABLES‘);
21.         $this->assign(‘tables‘,$tables);
22.         $database=\think\Config::get("database");
23.         $this->assign(‘tkey‘,"tables_in_".$database["database"]);
24.         return $this->fetch();
25.          
26.     }

前台

1. {include file="Public:header" /}
2. <div id="page-content" style="min-height: 395px;">
3.     <div class="row">
4.         <div class="col-md-6">
5.            <div class="block full">
6.                 <div class="block-title"><h2>数据库命令</h2></div>
7.                     <form id="form-sql" onsubmit="return!1" class="form-horizontal form-bordered" method="post" action="{:url(‘db/index?type=save‘)}">
8.                         <div class="form-group">
9.                             <div class="col-md-9 col-md-offset-3">
10.                                 
11.                                 <div class="col-xs-6">
12.                                     <select size="1" class="form-control" id="tables">
13.                                         {volist name="tables" id="vo"}
14.                                             <option value="{$vo[$tkey]}">{$vo[$tkey]}</option>
15.                                         {/volist}
16.                                     </select>
17.                                 </div>
18.                                 <div class="btn-group">                                     
19.                                     <a class="btn btn-default dropdown-toggle" data-toggle="dropdown" href="javascript:void(0)" aria-expanded="false">快捷SQL语句<span class="caret"></span></a>
20.                                     <ul class="dropdown-menu text-left">
21.                                         <li class="dropdown-header"><i class="fa fa-user pull-right"></i><strong>select语句</strong></li>
22.                                         <li><a href="javascript:insert(‘SELECT * FROM `[table]` WHERE 1‘)">select</a></li>
23.                                         <li><a href="javascript:insert(‘INSERT INTO `[table]` VALUES ([value-1],[value-2],[value-3],[value-4],[value-5])‘)">insert</a></li>
24.                                         <li><a href="javascript:insert(‘UPDATE `[table]` SET `[]`=[value-2] WHERE 1‘)">update</a></li>
25.                                         <li><a href="javascript:insert(‘DELETE FROM `[table]` WHERE 1‘)">delete</a></li>                                        
26.                                         <li class="divider"></li>                                        
27.                                     </ul>
28.                                 </div>
29.                                 
30.                             </div>
31.                         </div>
32.                         <div class="form-group">
33.                             <label for="example-textarea-input" class="col-md-3 control-label">SQL命令语句</label>
34.                             <div class="col-md-9">
35.                                 <textarea placeholder="SQL命令语句" class="form-control" rows="7" name="sql" id="sql"></textarea>
36.                             </div>
37.                         </div>
38.                         <div class="form-group form-actions">
39.                             <div class="col-md-9 col-md-offset-3">
40.                                 <button class="btn btn-effect-ripple btn-primary" id="form" type="button" style="overflow:hidden;position:relative">提交</button>
41.                                 <button class="btn btn-effect-ripple btn-danger" type="reset" style="overflow:hidden;position:relative">重置</button>
42.                             </div>
43.                         </div>
44.                     </form>
45.            </div> 
46.         </div>
47.         <div class="col-md-6">
48.             <div class="block full">
49.                 <div class="block-title"><h2>输出结果</h2></div>
50.                 <p id="result" style="#cccccc;"></p>
51.            </div>
52.         </div>
53.     </div>
54.     
55. </div>
56. {include file="Public:footer" /}
57. <script src="__PUBLIC__/static/js/base64/base64.js"></script>
58. <script>
59. function insert($sql){
60.     if ($sql){
61.         var table=$("#tables").val();
62.         $("#sql").text($sql.replace("[table]", table));
63.     }
64. }
65. $("#form").click(function(){
66.     var sql=$("#sql").val();
67.     var url =$("#form-sql").attr("action");
68.     if (!sql){jError("SQL不能为空!!", {VerticalPosition: ‘center‘,HorizontalPosition: ‘center‘});return;}
69.     sql=base64_encode(sql);
70.     $.ajax({  
71.          url:url,
72.          data:{sql:sql},  
73.          type:‘post‘,  
74.          cache:true,  
75.          dataType:‘html‘,  
76.          success:function(data) {  
77.             $("#result").html(data); 
78.           },  
79.           error : function() {  
80.               $("#result").html(‘错误的SQL语句！<br/>‘+$("#sql").val());
81.               jError("错误的SQL语句！", {VerticalPosition: ‘center‘,HorizontalPosition: ‘center‘});
82.           }  
83.      }); 
84.       
85.     
86. })
87. </script>

tp5 r3 一个简单的SQL语句调试实例