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19c73507 AD |
1 | <?php |
2 | class PluginHost { | |
3 | private $link; | |
4 | private $hooks = array(); | |
5 | private $plugins = array(); | |
8dcb2b47 | 6 | private $handlers = array(); |
73f28fe9 | 7 | private $commands = array(); |
19c73507 AD |
8 | |
9 | const HOOK_ARTICLE_BUTTON = 1; | |
10 | const HOOK_ARTICLE_FILTER = 2; | |
6065f3ad AD |
11 | const HOOK_PREFS_TAB = 3; |
12 | const HOOK_PREFS_SECTION = 4; | |
6cbe53c9 | 13 | const HOOK_PREFS_TABS = 5; |
4412b877 | 14 | const HOOK_FEED_PARSED = 6; |
41b82aa4 | 15 | const HOOK_UPDATE_TASK = 7; |
19c73507 AD |
16 | |
17 | function __construct($link) { | |
18 | $this->link = $link; | |
19 | } | |
20 | ||
21 | private function register_plugin($name, $plugin) { | |
22 | //array_push($this->plugins, $plugin); | |
23 | $this->plugins[$name] = $plugin; | |
24 | } | |
25 | ||
26 | function get_link() { | |
27 | return $this->link; | |
28 | } | |
29 | ||
30 | function get_plugins() { | |
31 | return $this->plugins; | |
32 | } | |
33 | ||
34 | function get_plugin($name) { | |
35 | return $this->plugins[$name]; | |
36 | } | |
37 | ||
6065f3ad AD |
38 | function run_hooks($type, $method, $args) { |
39 | foreach ($this->get_hooks($type) as $hook) { | |
40 | $hook->$method($args); | |
41 | } | |
42 | } | |
43 | ||
19c73507 AD |
44 | function add_hook($type, $sender) { |
45 | if (!is_array($this->hooks[$type])) { | |
46 | $this->hooks[$type] = array(); | |
47 | } | |
48 | ||
49 | array_push($this->hooks[$type], $sender); | |
50 | } | |
51 | ||
52 | function del_hook($type, $sender) { | |
53 | if (is_array($this->hooks[$type])) { | |
54 | $key = array_Search($this->hooks[$type], $sender); | |
55 | if ($key !== FALSE) { | |
56 | unset($this->hooks[$type][$key]); | |
57 | } | |
58 | } | |
59 | } | |
60 | ||
61 | function get_hooks($type) { | |
19b3992b AD |
62 | if (isset($this->hooks[$type])) { |
63 | return $this->hooks[$type]; | |
64 | } else { | |
65 | return array(); | |
66 | } | |
19c73507 | 67 | } |
7a866114 AD |
68 | function load_all() { |
69 | $plugins = array_map("basename", glob("plugins/*")); | |
70 | $this->load(join(",", $plugins)); | |
71 | } | |
19c73507 AD |
72 | |
73 | function load($classlist) { | |
74 | $plugins = explode(",", $classlist); | |
75 | ||
76 | foreach ($plugins as $class) { | |
77 | $class = trim($class); | |
8dcb2b47 | 78 | $class_file = strtolower(basename($class)); |
19c73507 AD |
79 | $file = dirname(__FILE__)."/../plugins/$class_file/$class_file.php"; |
80 | ||
81 | if (file_exists($file)) require_once $file; | |
82 | ||
5a0e0392 | 83 | if (class_exists($class) && is_subclass_of($class, "Plugin")) { |
19c73507 AD |
84 | $plugin = new $class($this); |
85 | ||
86 | $this->register_plugin($class, $plugin); | |
87 | } | |
88 | } | |
89 | } | |
90 | ||
8dcb2b47 | 91 | function add_handler($handler, $method, $sender) { |
6cbe53c9 | 92 | $handler = str_replace("-", "_", strtolower($handler)); |
8dcb2b47 AD |
93 | $method = strtolower($method); |
94 | ||
95 | if (!is_array($this->handlers[$handler])) { | |
96 | $this->handlers[$handler] = array(); | |
97 | } | |
98 | ||
99 | $this->handlers[$handler][$method] = $sender; | |
100 | } | |
101 | ||
102 | function del_handler($handler, $method) { | |
6cbe53c9 | 103 | $handler = str_replace("-", "_", strtolower($handler)); |
8dcb2b47 AD |
104 | $method = strtolower($method); |
105 | ||
106 | unset($this->handlers[$handler][$method]); | |
107 | } | |
108 | ||
109 | function lookup_handler($handler, $method) { | |
6cbe53c9 | 110 | $handler = str_replace("-", "_", strtolower($handler)); |
8dcb2b47 AD |
111 | $method = strtolower($method); |
112 | ||
113 | if (is_array($this->handlers[$handler])) { | |
6cbe53c9 AD |
114 | if (isset($this->handlers[$handler]["*"])) { |
115 | return $this->handlers[$handler]["*"]; | |
116 | } else { | |
117 | return $this->handlers[$handler][$method]; | |
118 | } | |
8dcb2b47 AD |
119 | } |
120 | ||
121 | return false; | |
122 | } | |
73f28fe9 AD |
123 | |
124 | function add_command($command, $description, $sender) { | |
125 | $command = "-" . str_replace("-", "_", strtolower($command)); | |
126 | ||
127 | $this->commands[$command] = array("description" => $description, | |
128 | "class" => $sender); | |
129 | } | |
130 | ||
131 | function del_command($command) { | |
132 | $command = "-" . strtolower($command); | |
133 | ||
134 | unset($this->commands[$command]); | |
135 | } | |
136 | ||
137 | function lookup_command($command) { | |
138 | $command = "-" . strtolower($command); | |
139 | ||
140 | if (is_array($this->commands[$command])) { | |
141 | return $this->commands[$command]["class"]; | |
142 | } else { | |
143 | return false; | |
144 | } | |
145 | ||
146 | return false; | |
147 | } | |
148 | ||
149 | function get_commands() { | |
150 | return $this->commands; | |
151 | } | |
152 | ||
153 | function run_commands($args) { | |
154 | foreach ($this->get_commands() as $command => $data) { | |
155 | if (in_array($command, $args)) { | |
156 | $command = str_replace("-", "", $command); | |
157 | $data["class"]->$command($args); | |
158 | } | |
159 | } | |
160 | } | |
161 | ||
19c73507 AD |
162 | } |
163 | ?> |