actions/peopletagsbyuser.php

   1 <?php
   2 /**
   3  * StatusNet, the distributed open-source microblogging tool
   4  *
   5  * People tags by a user
   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  Personal
  23  * @package   StatusNet
  24  * @author    Shashi Gowda <connect2shashi@gmail.com>
  25  * @copyright 2008-2009 StatusNet, Inc.
  26  * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
  27  * @link      http://status.net/
  28  */
  29
  30 if (!defined('STATUSNET') && !defined('LACONICA')) {
  31     exit(1);
  32 }
  33
  34 require_once INSTALLDIR.'/lib/peopletaglist.php';
  35
  36 class PeopletagsbyuserAction extends OwnerDesignAction
  37 {
  38     var $page = null;
  39     var $tagger = null;
  40     var $tags = null;
  41
  42     function isReadOnly($args)
  43     {
  44         return true;
  45     }
  46
  47     function title()
  48     {
  49         if ($this->page == 1) {
  50             if ($this->isOwner()) {
  51                 if ($this->arg('private')) {
  52                     return _('Private people tags by you');
  53                 } else if ($this->arg('public')) {
  54                     return _('Public people tags by you');
  55                 }
  56                 return _('People tags by you');
  57             }
  58             return sprintf(_("People tags by %s"), $this->tagger->nickname);
  59         } else {
  60             return sprintf(_("People tags by %s, page %d"), $this->tagger->nickname, $this->page);
  61         }
  62     }
  63
  64     function prepare($args)
  65     {
  66         parent::prepare($args);
  67
  68         if ($this->arg('public') && $this->arg('private')) {
  69             $this->args['public'] = $this->args['private'] = false;
  70         }
  71
  72         $nickname_arg = $this->arg('nickname');
  73         $nickname = common_canonical_nickname($nickname_arg);
  74
  75         // Permanent redirect on non-canonical nickname
  76
  77         if ($nickname_arg != $nickname) {
  78             $args = $this->getSelfUrlArgs();
  79             if ($this->arg('page') && $this->arg('page') != 1) {
  80                 $args['page'] = $this->arg['page'];
  81             }
  82             common_redirect(common_local_url('peopletagsbyuser', $args), 301);
  83             return false;
  84         }
  85
  86         $this->user = User::staticGet('nickname', $nickname);
  87
  88         if (!$this->user) {
  89             $this->clientError(_('No such user.'), 404);
  90             return false;
  91         }
  92
  93         $this->tagger = $this->user->getProfile();
  94
  95         if (!$this->tagger) {
  96             $this->serverError(_('User has no profile.'));
  97             return false;
  98         }
  99
 100         $this->page = ($this->arg('page')) ? ($this->arg('page')+0) : 1;
 101
 102
 103         $offset = ($this->page-1) * PEOPLETAGS_PER_PAGE;
 104         $limit  = PEOPLETAGS_PER_PAGE + 1;
 105
 106         $user = common_current_user();
 107         if ($this->arg('public')) {
 108             $this->tags = $this->tagger->getOwnedTags(false, $offset, $limit);
 109         } else if ($this->arg('private')) {
 110             if (empty($user)) {
 111                 $this->clientError(_('Not logged in'), 403);
 112             }
 113
 114             if ($this->isOwner()) {
 115                 $this->tags = $this->tagger->getPrivateTags($offset, $limit);
 116             } else {
 117                 $this->clientError(_('You cannot view others\' private people tags'), 403);
 118             }
 119         } else {
 120             $this->tags = $this->tagger->getOwnedTags(common_current_user(), $offset, $limit);
 121         }
 122         return true;
 123     }
 124
 125     function handle($args)
 126     {
 127         parent::handle($args);
 128
 129                 # Post from the tag dropdown; redirect to a GET
 130
 131                 if ($_SERVER['REQUEST_METHOD'] == 'POST') {
 132                     common_redirect(common_local_url('peopletagsbyuser', $this->getSelfUrlArgs()), 303);
 133             return;
 134                 }
 135
 136         $this->showPage();
 137     }
 138
 139     function showModeSelector()
 140     {
 141         $this->elementStart('dl', array('id'=>'filter_tags'));
 142         $this->element('dt', null, _('Mode'));
 143         $this->elementStart('dd');
 144         $this->elementStart('ul');
 145         $this->elementStart('li', array('id' => 'filter_tags_for',
 146                                          'class' => 'child_1'));
 147         $this->element('a',
 148                        array('href' =>
 149                              common_local_url('peopletagsforuser',
 150                                               array('nickname' => $this->user->nickname))),
 151                        sprintf(_('People tags for %s'), $this->tagger->nickname));
 152         $this->elementEnd('li');
 153
 154         if ($this->isOwner()) {
 155             $this->elementStart('li', array('id'=>'filter_tags_item'));
 156             $this->elementStart('form', array('name' => 'modeselector',
 157                                                'id' => 'form_filter_bymode',
 158                                                'action' => common_local_url('peopletagsbyuser',
 159                                                     array('nickname' => $this->tagger->nickname)),
 160                                                'method' => 'post'));
 161             $this->elementStart('fieldset');
 162             $this->element('legend', null, _('Select tag to filter'));
 163
 164             $priv = $this->arg('private');
 165             $pub  = $this->arg('public');
 166
 167             if (!$priv && !$pub) {
 168                 $priv = $pub = true;
 169             }
 170             $this->checkbox('private', _m('Private'), $priv,
 171                                 _m('Show private tags'));
 172             $this->checkbox('public', _m('Public'), $pub,
 173                                 _m('Show public tags'));
 174             $this->hidden('nickname', $this->user->nickname);
 175             $this->submit('submit', _('Go'));
 176             $this->elementEnd('fieldset');
 177             $this->elementEnd('form');
 178             $this->elementEnd('li');
 179         }
 180         $this->elementEnd('ul');
 181         $this->elementEnd('dd');
 182         $this->elementEnd('dl');
 183     }
 184
 185     function showAnonymousMessage()
 186     {
 187         $notice =
 188           sprintf(_('These are people tags created by **%s**. ' .
 189                     'People tags are how you sort similar ' .
 190                     'people on %%%%site.name%%%%, a [micro-blogging]' .
 191                     '(http://en.wikipedia.org/wiki/Micro-blogging) service ' .
 192                     'based on the Free Software [StatusNet](http://status.net/) tool. ' .
 193                     'You can easily keep track of what they ' .
 194                     'are doing by subscribing to the tag\'s timeline.' ), $this->tagger->nickname);
 195         $this->elementStart('div', array('id' => 'anon_notice'));
 196         $this->raw(common_markup_to_html($notice));
 197         $this->elementEnd('div');
 198     }
 199
 200     function showPageNotice()
 201     {
 202         $this->elementStart('div', 'instructions');
 203         $this->showModeSelector();
 204         $this->elementEnd('div');
 205     }
 206
 207     function showContent()
 208     {
 209         #TODO: controls here.
 210
 211         $pl = new PeopletagList($this->tags, $this);
 212         $cnt = $pl->show();
 213
 214         if ($cnt == 0) {
 215             $this->showEmptyListMessage();
 216         }
 217         $this->pagination($this->page > 1, $cnt > PEOPLETAGS_PER_PAGE,
 218                           $this->page, 'peopletagsbyuser', $this->getSelfUrlArgs());
 219     }
 220
 221     function getSelfUrlArgs()
 222     {
 223         $args = array();
 224         if ($this->arg('private')) {
 225             $args['private'] = 1;
 226         } else if ($this->arg('public')) {
 227             $args['public'] = 1;
 228         }
 229         $args['nickname'] = $this->trimmed('nickname');
 230
 231         return $args;
 232     }
 233
 234     function isOwner()
 235     {
 236         $user = common_current_user();
 237         return !empty($user) && $user->id == $this->tagger->id;
 238     }
 239
 240     function showEmptyListMessage()
 241     {
 242         $message = sprintf(_('%s has not created any [people tags](%%%%doc.tags%%%%) yet.'), $this->tagger->nickname);
 243         $this->elementStart('div', 'guide');
 244         $this->raw(common_markup_to_html($message));
 245         $this->elementEnd('div');
 246     }
 247
 248     function showSections()
 249     {
 250         #TODO: tags with most subscribers
 251         #TODO: tags with most "members"
 252     }
 253 }