| 1 | <?php |
| 2 | /*************************************************************************** |
| 3 | * Copyright (C) 2003-2006 Polytechnique.org * |
| 4 | * http://opensource.polytechnique.org/ * |
| 5 | * * |
| 6 | * This program is free software; you can redistribute it and/or modify * |
| 7 | * it under the terms of the GNU General Public License as published by * |
| 8 | * the Free Software Foundation; either version 2 of the License, or * |
| 9 | * (at your option) any later version. * |
| 10 | * * |
| 11 | * This program is distributed in the hope that it will be useful, * |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
| 14 | * GNU General Public License for more details. * |
| 15 | * * |
| 16 | * You should have received a copy of the GNU General Public License * |
| 17 | * along with this program; if not, write to the Free Software * |
| 18 | * Foundation, Inc., * |
| 19 | * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * |
| 20 | ***************************************************************************/ |
| 21 | |
| 22 | define('PL_OK', 0); |
| 23 | define('PL_NEEDLOGIN', 1); |
| 24 | define('PL_FORBIDDEN', 403); |
| 25 | define('PL_NOT_FOUND', 404); |
| 26 | |
| 27 | class Platal |
| 28 | { |
| 29 | var $__mods; |
| 30 | var $__hooks; |
| 31 | |
| 32 | var $path; |
| 33 | var $args; |
| 34 | |
| 35 | function Platal() |
| 36 | { |
| 37 | $this->path = trim(Get::_get('p', null), '/'); |
| 38 | |
| 39 | $this->__mods = array(); |
| 40 | $this->__hooks = array(); |
| 41 | |
| 42 | foreach (glob(dirname(__FILE__).'/../modules/*.php') as $module) { |
| 43 | $module = basename($module, '.php'); |
| 44 | $m =& PLModule::factory($this, $module); |
| 45 | $this->__mods[$module] =& $m; |
| 46 | $this->__hooks += $m->handlers(); |
| 47 | } |
| 48 | |
| 49 | krsort($this->__hooks); |
| 50 | } |
| 51 | |
| 52 | function load_class($cls) |
| 53 | { |
| 54 | require_once dirname(__FILE__).'/../classes/'.$cls.'.php'; |
| 55 | } |
| 56 | |
| 57 | function call_hook(&$page) |
| 58 | { |
| 59 | $p = $this->path; |
| 60 | |
| 61 | while ($p) { |
| 62 | if (array_key_exists($p, $this->__hooks)) |
| 63 | break; |
| 64 | |
| 65 | $p = substr($p, 0, strrpos($p, '/')); |
| 66 | } |
| 67 | if (empty($this->__hooks[$p])) { |
| 68 | return PL_NOT_FOUND; |
| 69 | } |
| 70 | |
| 71 | $hook = $this->__hooks[$p]; |
| 72 | |
| 73 | if (!is_callable($hook['hook'])) { |
| 74 | return PL_NOT_FOUND; |
| 75 | } |
| 76 | |
| 77 | $args = explode('/', substr($this->path, strlen($p))); |
| 78 | $args[0] = $p; |
| 79 | $this->argv = $args; |
| 80 | $args[0] = &$page; |
| 81 | |
| 82 | if ($hook['auth'] > Session::get('auth', AUTH_PUBLIC)) { |
| 83 | $_SESSION['session']->doAuth($page); |
| 84 | } |
| 85 | return call_user_func_array($hook['hook'], $args); |
| 86 | } |
| 87 | |
| 88 | function run() |
| 89 | { |
| 90 | global $page; |
| 91 | |
| 92 | new_skinned_page('index.tpl', AUTH_PUBLIC); |
| 93 | |
| 94 | if (empty($this->path)) { |
| 95 | $this->__mods['core']->handler_index($page); |
| 96 | } else |
| 97 | switch ($this->call_hook($page)) { |
| 98 | case PL_FORBIDDEN: |
| 99 | $this->__mods['core']->handler_403($page); |
| 100 | break; |
| 101 | |
| 102 | case PL_NOT_FOUND: |
| 103 | $this->__mods['core']->handler_404($page); |
| 104 | break; |
| 105 | } |
| 106 | $page->assign_by_ref('platal', $this); |
| 107 | $page->run(); |
| 108 | } |
| 109 | } |
| 110 | |
| 111 | ?> |