actions/twitapistatuses.php

   1 <?php
   2 /*
   3  * Laconica - a distributed open-source microblogging tool
   4  * Copyright (C) 2008, Controlez-Vous, Inc.
   5  *
   6  * This program is free software: you can redistribute it and/or modify
   7  * it under the terms of the GNU Affero General Public License as published by
   8  * the Free Software Foundation, either version 3 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 Affero General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Affero General Public License
  17  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 if (!defined('LACONICA')) { exit(1); }
  21
  22 require_once(INSTALLDIR.'/lib/twitterapi.php');
  23
  24 /* XXX: Please don't freak out about all the ugly comments in this file.
  25  * They are mostly in here for reference while I work on the
  26  * API. I'll fix things up later to make them look better later. -- Zach
  27  */
  28 class TwitapistatusesAction extends TwitterapiAction {
  29
  30         function is_readonly() {
  31
  32                 static $write_methods = array(  'update',
  33                                                                                 'destroy');
  34
  35                 $cmdtext = explode('.', $this->arg('method'));
  36
  37                 if (in_array($cmdtext[0], $write_methods)) {
  38                         return false;
  39                 }
  40
  41                 return true;
  42         }
  43
  44         function public_timeline($args, $apidata) {
  45                 parent::handle($args);
  46
  47                 $sitename = common_config('site', 'name');
  48                 $siteserver = common_config('site', 'server');
  49                 $title = sprintf(_("%s public timeline"), $sitename);
  50                 $id = "tag:$siteserver:Statuses";
  51                 $link = common_root_url();
  52                 $subtitle = sprintf(_("%s updates from everyone!"), $sitename);
  53
  54                 // Number of public statuses to return by default -- Twitter sends 20
  55                 $MAX_PUBSTATUSES = 20;
  56
  57                 $notice = new Notice();
  58
  59                 // FIXME: To really live up to the spec we need to build a list
  60                 // of notices by users who have custom avatars, so fix this SQL -- Zach
  61
  62                 # XXX: sub-optimal performance
  63
  64                 $notice->is_local = 1;
  65                 $notice->orderBy('created DESC, notice.id DESC');
  66                 $notice->limit($MAX_PUBSTATUSES);
  67                 $cnt = $notice->find();
  68
  69                 if ($cnt > 0) {
  70
  71                         switch($apidata['content-type']) {
  72                                 case 'xml':
  73                                         $this->show_xml_timeline($notice);
  74                                         break;
  75                                 case 'rss':
  76                                         $this->show_rss_timeline($notice, $title, $id, $link, $subtitle);
  77                                         break;
  78                                 case 'atom':
  79                                         $this->show_atom_timeline($notice, $title, $id, $link, $subtitle);
  80                                         break;
  81                                 case 'json':
  82                                         $this->show_json_timeline($notice);
  83                                         break;
  84                                 default:
  85                                         common_user_error(_('API method not found!'), $code = 404);
  86                                         break;
  87                         }
  88
  89                 } else {
  90                         common_server_error(_('Couldn\'t find any statuses.'), $code = 503);
  91                 }
  92
  93                 exit();
  94         }
  95
  96         function show_xml_timeline($notice) {
  97
  98                 $this->init_document('xml');
  99                 common_element_start('statuses', array('type' => 'array'));
 100
 101                 if (is_array($notice)) {
 102                         foreach ($notice as $n) {
 103                                 $twitter_status = $this->twitter_status_array($n);
 104                                 $this->show_twitter_xml_status($twitter_status);
 105                         }
 106                 } else {
 107                         while ($notice->fetch()) {
 108                                 $twitter_status = $this->twitter_status_array($notice);
 109                                 $this->show_twitter_xml_status($twitter_status);
 110                         }
 111                 }
 112
 113                 common_element_end('statuses');
 114                 $this->end_document('xml');
 115         }
 116
 117         function show_rss_timeline($notice, $title, $id, $link, $subtitle) {
 118
 119                 $this->init_document('rss');
 120
 121                 common_element_start('channel');
 122                 common_element('title', NULL, $title);
 123                 common_element('link', NULL, $link);
 124                 common_element('description', NULL, $subtitle);
 125                 common_element('language', NULL, 'en-us');
 126                 common_element('ttl', NULL, '40');
 127
 128
 129                 if (is_array($notice)) {
 130                         foreach ($notice as $n) {
 131                                 $entry = $this->twitter_rss_entry_array($n);
 132                                 $this->show_twitter_rss_item($entry);
 133                         }
 134                 } else {
 135                         while ($notice->fetch()) {
 136                                 $entry = $this->twitter_rss_entry_array($notice);
 137                                 $this->show_twitter_rss_item($entry);
 138                         }
 139                 }
 140
 141                 common_element_end('channel');
 142                 $this->end_twitter_rss();
 143         }
 144
 145         function show_atom_timeline($notice, $title, $id, $link, $subtitle=NULL) {
 146
 147                 $this->init_document('atom');
 148
 149                 common_element('title', NULL, $title);
 150                 common_element('id', NULL, $id);
 151                 common_element('link', array('href' => $link, 'rel' => 'alternate', 'type' => 'text/html'), NULL);
 152                 common_element('subtitle', NULL, $subtitle);
 153
 154                 if (is_array($notice)) {
 155                         foreach ($notice as $n) {
 156                                 $entry = $this->twitter_rss_entry_array($n);
 157                                 $this->show_twitter_atom_entry($entry);
 158                         }
 159                 } else {
 160                         while ($notice->fetch()) {
 161                                 $entry = $this->twitter_rss_entry_array($notice);
 162                                 $this->show_twitter_atom_entry($entry);
 163                         }
 164                 }
 165
 166                 $this->end_document('atom');
 167
 168         }
 169
 170         function show_json_timeline($notice) {
 171
 172                 $this->init_document('json');
 173
 174                 $statuses = array();
 175
 176                 if (is_array($notice)) {
 177                         foreach ($notice as $n) {
 178                                 $twitter_status = $this->twitter_status_array($n);
 179                                 array_push($statuses, $twitter_status);
 180                         }
 181                 } else {
 182                         while ($notice->fetch()) {
 183                                 $twitter_status = $this->twitter_status_array($notice);
 184                                 array_push($statuses, $twitter_status);
 185                         }
 186                 }
 187
 188                 $this->show_twitter_json_statuses($statuses);
 189
 190                 $this->end_document('json');
 191         }
 192
 193         /*
 194         Returns the 20 most recent statuses posted by the authenticating user and that user's friends.
 195         This is the equivalent of /home on the Web.
 196
 197         URL: http://server/api/statuses/friends_timeline.format
 198
 199         Parameters:
 200
 201             * since.  Optional.  Narrows the returned results to just those statuses created after the specified
 202                         HTTP-formatted date.  The same behavior is available by setting an If-Modified-Since header in
 203                         your HTTP request.
 204                         Ex: http://server/api/statuses/friends_timeline.rss?since=Tue%2C+27+Mar+2007+22%3A55%3A48+GMT
 205             * since_id.  Optional.  Returns only statuses with an ID greater than (that is, more recent than)
 206                         the specified ID.  Ex: http://server/api/statuses/friends_timeline.xml?since_id=12345
 207             * count.  Optional.  Specifies the number of statuses to retrieve. May not be greater than 200.
 208                         Ex: http://server/api/statuses/friends_timeline.xml?count=5
 209             * page. Optional. Ex: http://server/api/statuses/friends_timeline.rss?page=3
 210
 211         Formats: xml, json, rss, atom
 212         */
 213         function friends_timeline($args, $apidata) {
 214                 parent::handle($args);
 215
 216                 $since = $this->arg('since');
 217                 $since_id = $this->arg('since_id');
 218                 $count = $this->arg('count');
 219                 $page = $this->arg('page');
 220
 221                 if (!$page) {
 222                         $page = 1;
 223                 }
 224
 225                 if (!$count) {
 226                         $count = 20;
 227                 }
 228
 229                 $user = $this->get_user($id, $apidata);
 230                 $profile = $user->getProfile();
 231
 232                 $sitename = common_config('site', 'name');
 233                 $siteserver = common_config('site', 'server');
 234
 235                 $title = sprintf(_("%s and friends"), $user->nickname);
 236                 $id = "tag:$siteserver:friends:".$user->id;
 237                 $link = common_local_url('all', array('nickname' => $user->nickname));
 238                 $subtitle = sprintf(_('Updates from %1$s and friends on %2$s!'), $user->nickname, $sitename);
 239
 240                 $notice = $user->noticesWithFriends(($page-1)*20, $count);
 241
 242                 switch($apidata['content-type']) {
 243                  case 'xml':
 244                         $this->show_xml_timeline($notice);
 245                         break;
 246                  case 'rss':
 247                         $this->show_rss_timeline($notice, $title, $id, $link, $subtitle);
 248                         break;
 249                  case 'atom':
 250                         $this->show_atom_timeline($notice, $title, $id, $link, $subtitle);
 251                         break;
 252                  case 'json':
 253                         $this->show_json_timeline($notice);
 254                         break;
 255                  default:
 256                         common_user_error(_('API method not found!'), $code = 404);
 257                 }
 258
 259                 exit();
 260         }
 261
 262         /*
 263                 Returns the 20 most recent statuses posted from the authenticating user. It's also possible to
 264         request another user's timeline via the id parameter below. This is the equivalent of the Web
 265         /archive page for your own user, or the profile page for a third party.
 266
 267                 URL: http://server/api/statuses/user_timeline.format
 268
 269                 Formats: xml, json, rss, atom
 270
 271                 Parameters:
 272
 273                     * id. Optional. Specifies the ID or screen name of the user for whom to return the
 274             friends_timeline. Ex: http://server/api/statuses/user_timeline/12345.xml or
 275             http://server/api/statuses/user_timeline/bob.json.
 276                         * count. Optional. Specifies the number of
 277             statuses to retrieve. May not be greater than 200. Ex:
 278             http://server/api/statuses/user_timeline.xml?count=5
 279                         * since. Optional. Narrows the returned
 280             results to just those statuses created after the specified HTTP-formatted date. The same
 281             behavior is available by setting an If-Modified-Since header in your HTTP request. Ex:
 282             http://server/api/statuses/user_timeline.rss?since=Tue%2C+27+Mar+2007+22%3A55%3A48+GMT
 283                         * since_id. Optional. Returns only statuses with an ID greater than (that is, more recent than)
 284             the specified ID. Ex: http://server/api/statuses/user_timeline.xml?since_id=12345 * page.
 285             Optional. Ex: http://server/api/statuses/friends_timeline.rss?page=3
 286         */
 287         function user_timeline($args, $apidata) {
 288                 parent::handle($args);
 289
 290                 $user = null;
 291
 292                 // function was called with an argument /statuses/user_timeline/api_arg.format
 293                 if (isset($apidata['api_arg'])) {
 294
 295                         if (is_numeric($apidata['api_arg'])) {
 296                                 $user = User::staticGet($apidata['api_arg']);
 297                         } else {
 298                                 $nickname = common_canonical_nickname($apidata['api_arg']);
 299                                 $user = User::staticGet('nickname', $nickname);
 300                         }
 301                 } else {
 302
 303                         // if no user was specified, then we'll use the authenticated user
 304                         $user = $apidata['user'];
 305                 }
 306
 307                 if (!$user) {
 308                         // Set the user to be the auth user if asked-for can't be found
 309                         // honestly! This is what Twitter does, I swear --Zach
 310                         $user = $apidata['user'];
 311                 }
 312
 313                 $profile = $user->getProfile();
 314
 315                 if (!$profile) {
 316                         common_server_error(_('User has no profile.'));
 317                         exit();
 318                 }
 319
 320                 $count = $this->arg('count');
 321                 $since = $this->arg('since');
 322                 $since_id = $this->arg('since_id');
 323
 324                 if (!$page) {
 325                         $page = 1;
 326                 }
 327
 328                 if (!$count) {
 329                         $count = 20;
 330                 }
 331
 332                 $sitename = common_config('site', 'name');
 333                 $siteserver = common_config('site', 'server');
 334
 335                 $title = sprintf(_("%s timeline"), $user->nickname);
 336                 $id = "tag:$siteserver:user:".$user->id;
 337                 $link = common_local_url('showstream', array('nickname' => $user->nickname));
 338                 $subtitle = sprintf(_('Updates from %1$s on %2$s!'), $user->nickname, $sitename);
 339
 340                 $notice = new Notice();
 341
 342                 $notice->profile_id = $user->id;
 343
 344                 # XXX: since
 345                 # XXX: since_id
 346
 347                 $notice->orderBy('created DESC, notice.id DESC');
 348
 349                 $notice->limit((($page-1)*20), $count);
 350
 351                 $cnt = $notice->find();
 352
 353                 switch($apidata['content-type']) {
 354                  case 'xml':
 355                         $this->show_xml_timeline($notice);
 356                         break;
 357                  case 'rss':
 358                         $this->show_rss_timeline($notice, $title, $id, $link, $subtitle);
 359                         break;
 360                  case 'atom':
 361                         $this->show_atom_timeline($notice, $title, $id, $link, $subtitle);
 362                         break;
 363                  case 'json':
 364                         $this->show_json_timeline($notice);
 365                         break;
 366                  default:
 367                         common_user_error(_('API method not found!'), $code = 404);
 368                 }
 369
 370                 exit();
 371         }
 372
 373         function update($args, $apidata) {
 374
 375                 parent::handle($args);
 376
 377                 $user = $apidata['user'];
 378                 $status = $this->trimmed('status');
 379                 $source = $this->trimmed('source');
 380                 $in_reply_to_status_id = intval($this->trimmed('in_reply_to_status_id'));
 381
 382                 if (!$source) {
 383                         $source = 'api';
 384                 }
 385
 386                 if (!$status) {
 387
 388                         // XXX: Note: In this case, Twitter simply returns '200 OK'
 389                         // No error is given, but the status is not posted to the
 390                         // user's timeline.  Seems bad.  Shouldn't we throw an
 391                         // errror? -- Zach
 392                         exit();
 393
 394                 } else if (mb_strlen($status) > 140) {
 395
 396                         // XXX: Twitter truncates anything over 140, flags the status
 397                     // as "truncated."  Sending this error may screw up some clients
 398                     // that assume Twitter will truncate for them.  Should we just
 399                     // truncate too? -- Zach
 400                         $this->client_error(_('That\'s too long. Max notice size is 140 chars.'), $code = 406, $apidata['content-type']);
 401                         exit();
 402                 }
 403
 404                 $reply_to = NULL;
 405
 406                 if ($in_reply_to_status_id) {
 407
 408                         // check whether notice actually exists
 409                         $reply = Notice::staticGet($in_reply_to_status_id);
 410
 411                         if ($reply) {
 412                                 $reply_to = $in_reply_to_status_id;
 413                         } else {
 414                                 $this->client_error(_('Not found'), $code = 404, $apidata['content-type']);
 415                                 exit();
 416                         }
 417                 }
 418
 419                 $notice = Notice::saveNew($user->id, $status, $source, 1, $reply_to);
 420
 421                 if (is_string($notice)) {
 422                         $this->server_error($notice);
 423                         exit();
 424                 }
 425
 426                 common_broadcast_notice($notice);
 427
 428                 // FIXME: Bad Hack
 429                 // I should be able to just sent this notice off for display,
 430                 // but $notice->created does not contain a string at this
 431                 // point and I don't know how to convert it to one here. So
 432                 // I'm forced to have DBObject pull the notice back out of the
 433                 // DB before printing. --Zach
 434                 $apidata['api_arg'] = $notice->id;
 435                 $this->show($args, $apidata);
 436
 437                 exit();
 438         }
 439
 440         /*
 441                 Returns the 20 most recent @replies (status updates prefixed with @username) for the authenticating user.
 442                 URL: http://server/api/statuses/replies.format
 443
 444                 Formats: xml, json, rss, atom
 445
 446                 Parameters:
 447
 448                 * page. Optional. Retrieves the 20 next most recent replies. Ex: http://server/api/statuses/replies.xml?page=3
 449                 * since. Optional. Narrows the returned results to just those replies created after the specified HTTP-formatted date. The
 450         same behavior is available by setting an If-Modified-Since header in your HTTP request. Ex:
 451         http://server/api/statuses/replies.xml?since=Tue%2C+27+Mar+2007+22%3A55%3A48+GMT
 452                 * since_id. Optional. Returns only statuses with an ID greater than (that is, more recent than) the specified
 453                 ID. Ex: http://server/api/statuses/replies.xml?since_id=12345
 454         */
 455         function replies($args, $apidata) {
 456
 457                 parent::handle($args);
 458
 459                 $since = $this->arg('since');
 460
 461                 $count = $this->arg('count');
 462                 $page = $this->arg('page');
 463
 464                 $user = $apidata['user'];
 465                 $profile = $user->getProfile();
 466
 467                 $sitename = common_config('site', 'name');
 468                 $siteserver = common_config('site', 'server');
 469
 470                 $title = sprintf(_('%1$s / Updates replying to %2$s'), $sitename, $user->nickname);
 471                 $id = "tag:$siteserver:replies:".$user->id;
 472                 $link = common_local_url('replies', array('nickname' => $user->nickname));
 473                 $subtitle = "gar";
 474                 $subtitle = sprintf(_('%1$s updates that reply to updates from %2$s / %3$s.'), $sitename, $user->nickname, $profile->getBestName());
 475
 476                 if (!$page) {
 477                         $page = 1;
 478                 }
 479
 480                 if (!$count) {
 481                         $count = 20;
 482                 }
 483
 484                 $reply = new Reply();
 485
 486                 $reply->profile_id = $user->id;
 487
 488                 $reply->orderBy('modified DESC');
 489
 490                 $page = ($this->arg('page')) ? ($this->arg('page')+0) : 1;
 491
 492                 $reply->limit((($page-1)*20), $count);
 493
 494                 $cnt = $reply->find();
 495
 496                 $notices = array();
 497
 498                 if ($cnt) {
 499                         while ($reply->fetch()) {
 500                                 $notice = new Notice();
 501                                 $notice->id = $reply->notice_id;
 502                                 $result = $notice->find(true);
 503                                 if (!$result) {
 504                                         continue;
 505                                 }
 506                                 $notices[] = clone($notice);
 507                         }
 508                 }
 509
 510                 switch($apidata['content-type']) {
 511                  case 'xml':
 512                         $this->show_xml_timeline($notices);
 513                         break;
 514                  case 'rss':
 515                         $this->show_rss_timeline($notices, $title, $id, $link, $subtitle);
 516                         break;
 517                  case 'atom':
 518                         $this->show_atom_timeline($notices, $title, $id, $link, $subtitle);
 519                         break;
 520                  case 'json':
 521                         $this->show_json_timeline($notices);
 522                         break;
 523                  default:
 524                         common_user_error(_('API method not found!'), $code = 404);
 525                 }
 526
 527
 528                 exit();
 529
 530
 531         }
 532
 533         function show($args, $apidata) {
 534                 parent::handle($args);
 535
 536                 $notice_id = $apidata['api_arg'];
 537                 $notice = Notice::staticGet($notice_id);
 538
 539                 if ($notice) {
 540                         if ($apidata['content-type'] == 'xml') {
 541                                 $this->show_single_xml_status($notice);
 542                         } elseif ($apidata['content-type'] == 'json') {
 543                                 $this->show_single_json_status($notice);
 544                         }
 545                 } else {
 546                         // XXX: Twitter just sets a 404 header and doens't bother to return an err msg
 547                         $this->client_error(_('No status with that ID found.'), 404, $apidata['content-type']);
 548                 }
 549
 550                 exit();
 551         }
 552
 553
 554         /*
 555                 Destroys the status specified by the required ID parameter. The authenticating user must be
 556         the author of the specified status.
 557
 558                  URL: http://server/api/statuses/destroy/id.format
 559
 560                  Formats: xml, json
 561
 562                  Parameters:
 563
 564                  * id. Required. The ID of the status to destroy. Ex:
 565                 http://server/api/statuses/destroy/12345.json or
 566                 http://server/api/statuses/destroy/23456.xml
 567
 568         */
 569         function destroy($args, $apidata) {
 570
 571                 parent::handle($args);
 572
 573                 common_debug($_SERVER['REQUEST_METHOD']);
 574
 575                 // Check for RESTfulness
 576                 if (!in_array($_SERVER['REQUEST_METHOD'], array('POST', 'DELETE'))) {
 577                         // XXX: Twitter just prints the err msg, no XML / JSON.
 578                         $this->client_error(_('This method requires a POST or DELETE.'), 400, $apidata['content-type']);
 579                         exit();
 580                 }
 581
 582                 $user = $apidata['user'];
 583                 $notice_id = $apidata['api_arg'];
 584                 $notice = Notice::staticGet($notice_id);
 585
 586                 if (!$notice) {
 587                         $this->client_error(_('No status found with that ID.'), 404, $apidata['content-type']);
 588                         exit();
 589                 }
 590
 591                 if ($user->id == $notice->profile_id) {
 592                         $replies = new Reply;
 593                         $replies->get('notice_id', $notice_id);
 594                         common_dequeue_notice($notice);
 595                         $replies->delete();
 596                         $notice->delete();
 597
 598                         if ($apidata['content-type'] == 'xml') {
 599                                 $this->show_single_xml_status($notice);
 600                         } elseif ($apidata['content-type'] == 'json') {
 601                                 $this->show_single_json_status($notice);
 602                         }
 603                 } else {
 604                         $this->client_error(_('You may not delete another user\'s status.'), 403, $apidata['content-type']);
 605                 }
 606
 607                 exit();
 608         }
 609
 610         # User Methods
 611
 612         /*
 613                 Returns up to 100 of the authenticating user's friends who have most recently updated, each with current status inline.
 614         It's also possible to request another user's recent friends list via the id parameter below.
 615
 616                  URL: http://server/api/statuses/friends.format
 617
 618                  Formats: xml, json
 619
 620                  Parameters:
 621
 622                  * id. Optional. The ID or screen name of the user for whom to request a list of friends. Ex:
 623                 http://server/api/statuses/friends/12345.json
 624                         or
 625                         http://server/api/statuses/friends/bob.xml
 626                  * page. Optional. Retrieves the next 100 friends. Ex: http://server/api/statuses/friends.xml?page=2
 627                  * lite. Optional. Prevents the inline inclusion of current status. Must be set to a value of true. Ex:
 628                 http://server/api/statuses/friends.xml?lite=true
 629                  * since. Optional. Narrows the returned results to just those friendships created after the specified
 630                         HTTP-formatted date. The same behavior is available by setting an If-Modified-Since header in your HTTP
 631                         request. Ex: http://server/api/statuses/friends.xml?since=Tue%2C+27+Mar+2007+22%3A55%3A48+GMT
 632         */
 633         function friends($args, $apidata) {
 634                 parent::handle($args);
 635                 return $this->subscriptions($apidata, 'subscribed', 'subscriber');
 636         }
 637
 638         /*
 639                 Returns the authenticating user's followers, each with current status inline. They are ordered by the
 640                 order in which they joined Twitter (this is going to be changed).
 641
 642                 URL: http://server/api/statuses/followers.format
 643                 Formats: xml, json
 644
 645                 Parameters:
 646
 647                     * id. Optional. The ID or screen name of the user for whom to request a list of followers. Ex:
 648                 http://server/api/statuses/followers/12345.json
 649                                 or
 650                                 http://server/api/statuses/followers/bob.xml
 651                     * page. Optional. Retrieves the next 100 followers. Ex: http://server/api/statuses/followers.xml?page=2
 652                     * lite. Optional. Prevents the inline inclusion of current status. Must be set to a value of true.
 653                                 Ex: http://server/api/statuses/followers.xml?lite=true
 654         */
 655         function followers($args, $apidata) {
 656                 parent::handle($args);
 657
 658                 return $this->subscriptions($apidata, 'subscriber', 'subscribed');
 659         }
 660
 661         function subscriptions($apidata, $other_attr, $user_attr) {
 662
 663                 $user = $this->get_subs_user($apidata);
 664
 665                 # XXX: id
 666                 # XXX: lite
 667
 668                 $page = $this->trimmed('page');
 669
 670                 if (!$page || !is_numeric($page)) {
 671                         $page = 1;
 672                 }
 673
 674                 $profile = $user->getProfile();
 675
 676                 if (!$profile) {
 677                         common_server_error(_('User has no profile.'));
 678                         return;
 679                 }
 680
 681                 $sub = new Subscription();
 682                 $sub->$user_attr = $profile->id;
 683                 $sub->orderBy('created DESC');
 684                 $sub->limit(($page-1)*100, 100);
 685
 686                 $others = array();
 687
 688                 if ($sub->find()) {
 689                         while ($sub->fetch()) {
 690                                 $others[] = Profile::staticGet($sub->$other_attr);
 691                         }
 692                 } else {
 693                         // user has no followers
 694                 }
 695
 696                 $type = $apidata['content-type'];
 697
 698                 $this->init_document($type);
 699                 $this->show_profiles($others, $type);
 700                 $this->end_document($type);
 701                 exit();
 702         }
 703
 704         function get_subs_user($apidata) {
 705
 706                 // function was called with an argument /statuses/user_timeline/api_arg.format
 707                 if (isset($apidata['api_arg'])) {
 708
 709                         if (is_numeric($apidata['api_arg'])) {
 710                                 $user = User::staticGet($apidata['api_arg']);
 711                         } else {
 712                                 $nickname = common_canonical_nickname($apidata['api_arg']);
 713                                 $user = User::staticGet('nickname', $nickname);
 714                         }
 715                 } else {
 716
 717                         // if no user was specified, then we'll use the authenticated user
 718                         $user = $apidata['user'];
 719                 }
 720
 721                 if (!$user) {
 722                         // Set the user to be the auth user if asked-for can't be found
 723                         // honestly! This is what Twitter does, I swear --Zach
 724                         $user = $apidata['user'];
 725                 }
 726
 727                 return $user;
 728         }
 729
 730         function show_profiles($profiles, $type) {
 731                 switch ($type) {
 732                  case 'xml':
 733                         common_element_start('users', array('type' => 'array'));
 734                         foreach ($profiles as $profile) {
 735                                 $this->show_profile($profile);
 736                         }
 737                         common_element_end('users');
 738                         break;
 739                  case 'json':
 740                         $arrays = array();
 741                         foreach ($profiles as $profile) {
 742                                 $arrays[] = $this->twitter_user_array($profile, true);
 743                         }
 744                         print json_encode($arrays);
 745                         break;
 746                  default:
 747                         $this->client_error(_('unsupported file type'));
 748                         exit();
 749                 }
 750         }
 751
 752         /*
 753         Returns a list of the users currently featured on the site with their current statuses inline.
 754         URL: http://server/api/statuses/featured.format
 755
 756         Formats: xml, json
 757         */
 758         function featured($args, $apidata) {
 759                 parent::handle($args);
 760                 common_server_error(_('API method under construction.'), $code=501);
 761         }
 762
 763         function get_user($id, $apidata) {
 764                 if (!$id) {
 765                         return $apidata['user'];
 766                 } else if (is_numeric($id)) {
 767                         return User::staticGet($id);
 768                 } else {
 769                         return User::staticGet('nickname', $id);
 770                 }
 771         }
 772 }
 773