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1 | <?php |
2 | |
3 | /** |
4 | ** plugin.php |
5 | ** |
6 | ** This file provides the framework for a plugin architecture. |
7 | ** |
8 | ** Plugins will eventually be a way to provide added functionality |
9 | ** without having to patch the SquirrelMail source code. Have some |
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10 | ** patience, though, as the these funtions might change in the near |
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11 | ** future. |
12 | ** |
13 | ** Documentation on how to write plugins might show up some time. |
14 | ** |
15 | **/ |
16 | |
17 | |
18 | $plugin_php = true; |
19 | |
20 | // This function adds a plugin |
21 | function use_plugin ($name) { |
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22 | if (file_exists('../plugins/'.$name.'/setup.php')) { |
23 | include ('../plugins/'.$name.'/setup.php'); |
24 | $function = 'squirrelmail_plugin_init_'.$name; |
25 | $function(); |
26 | } |
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27 | } |
28 | |
29 | // This function executes a hook |
30 | function do_hook ($name) { |
31 | global $squirrelmail_plugin_hooks; |
32 | if (is_array($squirrelmail_plugin_hooks[$name])) { |
33 | reset($squirrelmail_plugin_hooks[$name]); |
34 | |
35 | while (list ($id, $function) = |
36 | each ($squirrelmail_plugin_hooks[$name])) { |
37 | // Add something to set correct gettext domain for plugin |
38 | $function(); |
39 | } |
40 | } |
41 | } |
42 | |
43 | // On startup, register all plugins configured for use |
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44 | if (is_array($plugins)) |
45 | while (list ($id, $name) = each ($plugins)) |
46 | use_plugin($name); |
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47 | |
48 | ?> |