forked from cynial/STBlog
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathPlugin.php
More file actions
158 lines (136 loc) · 3.27 KB
/
Plugin.php
File metadata and controls
158 lines (136 loc) · 3.27 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
<?php if (!defined('BASEPATH')) exit('No direct access allowed.');
/**
* STBlog Blogging System
*
* 基于Codeigniter的单用户多权限开源博客系统
*
* STBlog is an open source multi-privilege blogging System built on the
* well-known PHP framework Codeigniter.
*
* @package STBLOG
* @author Saturn <[email protected]>
* @copyright Copyright (c) 2009 - 2010, cnsaturn.com.
* @license GNU General Public License 2.0
* @link http://code.google.com/p/stblog/
* @version 0.1.0
*/
// ------------------------------------------------------------------------
/**
* STBLOG Plugin Manager Class
*
* 插件经理类，用于管理STBlog的第三方插件，受到68KB的启发。
*
* @package STBLOG
* @subpackage Libraries
* @category Libraries
* @author Saturn <[email protected]>
* @link http://code.google.com/p/stblog/
*/
class Plugin
{
/**
* 已注册的插件(类和方法)
*
* @access private
* @var array
*/
private $_listeners = array();
/**
* CI句柄
*
* @access private
* @var object
*/
private $_CI;
/**
* 构造函数
*
* @access public
* @return void
*/
public function __construct()
{
/** 获取CI句柄 **/
$this->_CI = & get_instance();
$plugins = $this->_CI->utility->get_active_plugins();
if($plugins && is_array($plugins))
{
foreach($plugins as $plugin)
{
$plugin_dir = $plugin['directory'] . '/' . ucfirst($plugin['directory']) . '.php';
$path = FCPATH . ST_PLUGINS_DIR . '/' . $plugin_dir;
/** 仅能识别"插件目录/插件/插件.php"目录下的插件 */
if (preg_match("/^[\w\-\/]+\.php$/", $plugin_dir) && file_exists($path))
{
include_once($path);
$class = ucfirst($plugin['directory']);
if (class_exists($class))
{
/** 初始化插件 */
new $class($this);
}
}
}
}
log_message('debug', "STBLOG: Plugins Libraries Class Initialized");
}
/**
* 注册需要监听的插件方法（钩子）
*
* @param string $hook
* @param object $reference
* @param string $method
*/
public function register($hook, &$reference, $method)
{
$key = get_class($reference).'->'.$method;
$this->_listeners[$hook][$key] = array(&$reference, $method);
log_message('debug', "$hook Registered: $key");
}
/**
* 触发一个钩子
*
* e.g.: $this->plugin->trigger('hook_name'[, arg1, arg2, arg3...]);
*
*
* @param string $hook 钩子的名称
* @param mixed $data 钩子的入参
* @return mixed
*/
public function trigger($hook)
{
$result = '';
if($this->check_hook_exist($hook))
{
foreach ($this->_listeners[$hook] as $listener)
{
$class = & $listener[0];
$method = $listener[1];
if(method_exists($class, $method))
{
$args = array_slice(func_get_args(), 1);
$result = call_user_func_array(array($class, $method), $args);
}
}
}
log_message('debug', "Hook Triggerred: $hook");
return $result;
}
/**
* 检查钩子是否存在
*
*
* @param string $hook 钩子的名称
* @return array
*/
public function check_hook_exist($hook)
{
if(isset($this->_listeners[$hook]) && is_array($this->_listeners[$hook]) && count($this->_listeners[$hook]) > 0)
{
return TRUE;
}
return FALSE;
}
}
/* End of file Plugin.php */
/* Location: ./application/libraries/Plugin.php */