lib/router.php

   1 <?php
   2 /**
   3  * Laconica, the distributed open-source microblogging tool
   4  *
   5  * URL routing utilities
   6  *
   7  * PHP version 5
   8  *
   9  * LICENCE: This program is free software: you can redistribute it and/or modify
  10  * it under the terms of the GNU Affero General Public License as published by
  11  * the Free Software Foundation, either version 3 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU Affero General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Affero General Public License
  20  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  21  *
  22  * @category  URL
  23  * @package   Laconica
  24  * @author    Evan Prodromou <evan@controlyourself.ca>
  25  * @copyright 2009 Control Yourself, Inc.
  26  * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
  27  * @link      http://laconi.ca/
  28  */
  29
  30 if (!defined('LACONICA')) {
  31     exit(1);
  32 }
  33
  34 require_once 'Net/URL/Mapper.php';
  35
  36 /**
  37  * URL Router
  38  *
  39  * Cheap wrapper around Net_URL_Mapper
  40  *
  41  * @category URL
  42  * @package  Laconica
  43  * @author   Evan Prodromou <evan@controlyourself.ca>
  44  * @license  http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
  45  * @link     http://laconi.ca/
  46  */
  47
  48 class Router
  49 {
  50     var $m = null;
  51     static $inst = null;
  52
  53     static function get()
  54     {
  55         if (!Router::$inst) {
  56             Router::$inst = new Router();
  57         }
  58         return Router::$inst;
  59     }
  60
  61     function __construct()
  62     {
  63         if (!$this->m) {
  64             $this->m = $this->initialize();
  65         }
  66     }
  67
  68     function initialize() {
  69
  70         $m = Net_URL_Mapper::getInstance();
  71
  72         // In the "root"
  73
  74         $m->connect('', array('action' => 'public'));
  75         $m->connect('rss', array('action' => 'publicrss'));
  76         $m->connect('xrds', array('action' => 'publicxrds'));
  77         $m->connect('featuredrss', array('action' => 'featuredrss'));
  78         $m->connect('favoritedrss', array('action' => 'favoritedrss'));
  79         $m->connect('opensearch/people', array('action' => 'opensearch',
  80                                                'type' => 'people'));
  81         $m->connect('opensearch/notice', array('action' => 'opensearch',
  82                                                'type' => 'notice'));
  83
  84         // docs
  85
  86         $m->connect('doc/:title', array('action' => 'doc'));
  87
  88         // facebook
  89
  90         $m->connect('facebook', array('action' => 'facebookhome'));
  91         $m->connect('facebook/index.php', array('action' => 'facebookhome'));
  92         $m->connect('facebook/settings.php', array('action' => 'facebooksettings'));
  93         $m->connect('facebook/invite.php', array('action' => 'facebookinvite'));
  94         $m->connect('facebook/remove', array('action' => 'facebookremove'));
  95
  96         // main stuff is repetitive
  97
  98         $main = array('login', 'logout', 'register', 'subscribe',
  99                       'unsubscribe', 'confirmaddress', 'recoverpassword',
 100                       'invite', 'favor', 'disfavor', 'sup',
 101                       'block');
 102
 103         foreach ($main as $a) {
 104             $m->connect('main/'.$a, array('action' => $a));
 105         }
 106
 107         $m->connect('main/tagother/:id', array('action' => 'tagother'));
 108
 109         // these take a code
 110
 111         foreach (array('register', 'confirmaddress', 'recoverpassword') as $c) {
 112             $m->connect('main/'.$c.'/:code', array('action' => $c));
 113         }
 114
 115         // exceptional
 116
 117         $m->connect('main/openid', array('action' => 'openidlogin'));
 118         $m->connect('main/remote', array('action' => 'remotesubscribe'));
 119
 120         // settings
 121
 122         foreach (array('profile', 'avatar', 'password', 'openid', 'im',
 123                        'email', 'sms', 'twitter', 'other') as $s) {
 124             $m->connect('settings/'.$s, array('action' => $s.'settings'));
 125         }
 126
 127         // search
 128
 129         foreach (array('group', 'people', 'notice') as $s) {
 130             $m->connect('search/'.$s, array('action' => $s.'search'));
 131         }
 132
 133         $m->connect('search/notice/rss', array('action' => 'noticesearchrss'));
 134
 135         // notice
 136
 137         $m->connect('notice/new', array('action' => 'newnotice'));
 138         $m->connect('notice/:notice',
 139                     array('action' => 'shownotice'),
 140                     array('notice' => '[0-9]+'));
 141         $m->connect('notice/delete', array('action' => 'deletenotice'));
 142         $m->connect('notice/delete/:notice',
 143                     array('action' => 'deletenotice'),
 144                     array('notice' => '[0-9]+'));
 145
 146         $m->connect('message/new', array('action' => 'newmessage'));
 147         $m->connect('message/:message',
 148                     array('action' => 'showmessage'),
 149                     array('message' => '[0-9]+'));
 150
 151         $m->connect('user/:id',
 152                     array('action' => 'userbyid'),
 153                     array('id' => '[0-9]+'));
 154
 155         $m->connect('tags/', array('action' => 'publictagcloud'));
 156         $m->connect('tag/', array('action' => 'publictagcloud'));
 157         $m->connect('tags', array('action' => 'publictagcloud'));
 158         $m->connect('tag', array('action' => 'publictagcloud'));
 159         $m->connect('tag/:tag/rss',
 160                     array('action' => 'tagrss'),
 161                     array('tag' => '[a-zA-Z0-9]+'));
 162         $m->connect('tag/:tag',
 163                     array('action' => 'tag'),
 164                     array('tag' => '[a-zA-Z0-9]+'));
 165
 166         $m->connect('peopletag/:tag',
 167                     array('action' => 'peopletag'),
 168                     array('tag' => '[a-zA-Z0-9]+'));
 169
 170         $m->connect('featured/', array('action' => 'featured'));
 171         $m->connect('featured', array('action' => 'featured'));
 172         $m->connect('favorited/', array('action' => 'favorited'));
 173         $m->connect('favorited', array('action' => 'favorited'));
 174
 175         // groups
 176
 177         $m->connect('group/new', array('action' => 'newgroup'));
 178
 179         foreach (array('edit', 'join', 'leave') as $v) {
 180             $m->connect('group/:nickname/'.$v,
 181                         array('action' => $v.'group'),
 182                         array('nickname' => '[a-zA-Z0-9]+'));
 183         }
 184
 185         foreach (array('members', 'logo', 'rss') as $n) {
 186             $m->connect('group/:nickname/'.$n,
 187                         array('action' => 'group'.$n),
 188                         array('nickname' => '[a-zA-Z0-9]+'));
 189         }
 190
 191         $m->connect('group/:id/id',
 192                     array('action' => 'groupbyid'),
 193                     array('id' => '[0-9]+'));
 194
 195         $m->connect('group/:nickname',
 196                     array('action' => 'showgroup'),
 197                     array('nickname' => '[a-zA-Z0-9]+'));
 198
 199         $m->connect('group/', array('action' => 'groups'));
 200         $m->connect('group', array('action' => 'groups'));
 201         $m->connect('groups/', array('action' => 'groups'));
 202         $m->connect('groups', array('action' => 'groups'));
 203
 204         // Twitter-compatible API
 205
 206         // statuses API
 207
 208         $m->connect('api/statuses/:method',
 209                     array('action' => 'api',
 210                           'apiaction' => 'statuses'),
 211                     array('method' => '(public_timeline|friends_timeline|user_timeline|update|replies|friends|followers|featured)(\.(atom|rss|xml|json))?'));
 212
 213         $m->connect('api/statuses/:method/:argument',
 214                     array('action' => 'api',
 215                           'apiaction' => 'statuses'),
 216                     array('method' => '(user_timeline|show|destroy|friends|followers)'));
 217
 218         // users
 219
 220         $m->connect('api/users/show/:argument',
 221                     array('action' => 'api',
 222                           'apiaction' => 'users'));
 223
 224         $m->connect('api/users/:method',
 225                     array('action' => 'api',
 226                           'apiaction' => 'users'),
 227                     array('method' => 'show(\.(xml|json|atom|rss))?'));
 228
 229         // direct messages
 230
 231         $m->connect('api/direct_messages/:method',
 232                     array('action' => 'api',
 233                           'apiaction' => 'direct_messages'),
 234                     array('method' => '(sent|new)(\.(xml|json|atom|rss))?'));
 235
 236         $m->connect('api/direct_messages/destroy/:argument',
 237                     array('action' => 'api',
 238                           'apiaction' => 'direct_messages'));
 239
 240         $m->connect('api/:method',
 241                     array('action' => 'api',
 242                           'apiaction' => 'direct_messages'),
 243                     array('method' => 'direct_messages(\.(xml|json|atom|rss))?'));
 244
 245         // friendships
 246
 247         $m->connect('api/friendships/:method/:argument',
 248                     array('action' => 'api',
 249                           'apiaction' => 'friendships'),
 250                     array('method' => '(create|destroy)'));
 251
 252         $m->connect('api/friendships/:method',
 253                     array('action' => 'api',
 254                           'apiaction' => 'friendships'),
 255                     array('method' => 'exists(\.(xml|json|rss|atom))'));
 256
 257         // account
 258
 259         $m->connect('api/account/:method',
 260                     array('action' => 'api',
 261                           'apiaction' => 'account'));
 262
 263         // favorites
 264
 265         $m->connect('api/favorites/:method/:argument',
 266                     array('action' => 'api',
 267                           'apiaction' => 'favorites'));
 268
 269         $m->connect('api/favorites/:argument',
 270                     array('action' => 'api',
 271                           'apiaction' => 'favorites',
 272                           'method' => 'favorites'));
 273
 274         $m->connect('api/:method',
 275                     array('action' => 'api',
 276                           'apiaction' => 'favorites'),
 277                     array('method' => 'favorites(\.(xml|json|rss|atom))?'));
 278
 279         // notifications
 280
 281         $m->connect('api/notifications/:method/:argument',
 282                     array('action' => 'api',
 283                           'apiaction' => 'favorites'));
 284
 285         // blocks
 286
 287         $m->connect('api/blocks/:method/:argument',
 288                     array('action' => 'api',
 289                           'apiaction' => 'blocks'));
 290
 291         // help
 292
 293         $m->connect('api/help/:method',
 294                     array('action' => 'api',
 295                           'apiaction' => 'help'));
 296
 297         // laconica
 298
 299         $m->connect('api/laconica/:method',
 300                     array('action' => 'api',
 301                           'apiaction' => 'laconica'));
 302
 303         // user stuff
 304
 305         foreach (array('subscriptions', 'subscribers',
 306                        'nudge', 'xrds', 'all', 'foaf',
 307                        'replies', 'inbox', 'outbox', 'microsummary') as $a) {
 308             $m->connect(':nickname/'.$a,
 309                         array('action' => $a),
 310                         array('nickname' => '[a-zA-Z0-9]{1,64}'));
 311         }
 312
 313         foreach (array('subscriptions', 'subscribers') as $a) {
 314             $m->connect(':nickname/'.$a.'/:tag',
 315                         array('action' => $a),
 316                         array('tag' => '[a-zA-Z0-9]+',
 317                               'nickname' => '[a-zA-Z0-9]{1,64}'));
 318         }
 319
 320         foreach (array('rss', 'groups') as $a) {
 321             $m->connect(':nickname/'.$a,
 322                         array('action' => 'user'.$a),
 323                         array('nickname' => '[a-zA-Z0-9]{1,64}'));
 324         }
 325
 326         foreach (array('all', 'replies', 'favorites') as $a) {
 327             $m->connect(':nickname/'.$a.'/rss',
 328                         array('action' => $a.'rss'),
 329                         array('nickname' => '[a-zA-Z0-9]{1,64}'));
 330         }
 331
 332         $m->connect(':nickname/favorites',
 333                     array('action' => 'showfavorites'),
 334                     array('nickname' => '[a-zA-Z0-9]{1,64}'));
 335
 336         $m->connect(':nickname/avatar/:size',
 337                     array('action' => 'avatarbynickname'),
 338                     array('size' => '(original|96|48|24)',
 339                           'nickname' => '[a-zA-Z0-9]{1,64}'));
 340
 341         $m->connect(':nickname',
 342                     array('action' => 'showstream'),
 343                     array('nickname' => '[a-zA-Z0-9]{1,64}'));
 344
 345         return $m;
 346     }
 347
 348     function map($path)
 349     {
 350         return $this->m->match($path);
 351     }
 352
 353     function build($action, $args=null, $params=null, $fragment=null)
 354     {
 355         $action_arg = array('action' => $action);
 356
 357         if ($args) {
 358             $args = array_merge($action_arg, $args);
 359         } else {
 360             $args = $action_arg;
 361         }
 362
 363         return $this->m->generate($args, $params, $fragment);
 364     }
 365 }