actions/tagprofile.php

   1 <?php
   2 /*
   3  * StatusNet - the distributed open-source microblogging tool
   4  * Copyright (C) 2008, 2009, StatusNet, 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('STATUSNET') && !defined('LACONICA')) { exit(1); }
  21
  22 require_once INSTALLDIR . '/lib/settingsaction.php';
  23 require_once INSTALLDIR . '/lib/peopletags.php';
  24
  25 class TagprofileAction extends Action
  26 {
  27     var $profile = null;
  28     var $error = null;
  29
  30     function prepare($args)
  31     {
  32         parent::prepare($args);
  33         if (!common_logged_in()) {
  34             common_set_returnto($_SERVER['REQUEST_URI']);
  35             if (Event::handle('RedirectToLogin', array($this, null))) {
  36                 common_redirect(common_local_url('login'), 303);
  37             }
  38         }
  39
  40         $id = $this->trimmed('id');
  41         if (!$id) {
  42             $this->profile = false;
  43         } else {
  44             $this->profile = Profile::getKV('id', $id);
  45
  46             if (!$this->profile) {
  47                 // TRANS: Client error displayed when referring to non-existing profile ID.
  48                 $this->clientError(_('No profile with that ID.'));
  49                 return false;
  50             }
  51         }
  52
  53         $current = common_current_user()->getProfile();
  54         if ($this->profile && !$current->canTag($this->profile)) {
  55             // TRANS: Client error displayed when trying to tag a user that cannot be tagged.
  56             $this->clientError(_('You cannot tag this user.'));
  57         }
  58         return true;
  59     }
  60
  61     function handle($args)
  62     {
  63         parent::handle($args);
  64         if (Event::handle('StartTagProfileAction', array($this, $this->profile))) {
  65             if ($_SERVER['REQUEST_METHOD'] == 'POST') {
  66                 $this->saveTags();
  67             } else {
  68                 $this->showForm();
  69             }
  70             Event::handle('EndTagProfileAction', array($this, $this->profile));
  71         }
  72     }
  73
  74     function title()
  75     {
  76         if (!$this->profile) {
  77             // TRANS: Title for list form when not on a profile page.
  78             return _('List a profile');
  79         }
  80         // TRANS: Title for list form when on a profile page.
  81         // TRANS: %s is a profile nickname.
  82         return sprintf(_m('ADDTOLIST','List %s'), $this->profile->nickname);
  83     }
  84
  85     function showForm($error=null)
  86     {
  87         $this->error = $error;
  88         if ($this->boolean('ajax')) {
  89             $this->startHTML('text/xml;charset=utf-8');
  90             $this->elementStart('head');
  91             // TRANS: Title for list form when an error has occurred.
  92             $this->element('title', null, _m('TITLE','Error'));
  93             $this->elementEnd('head');
  94             $this->elementStart('body');
  95             $this->element('p', 'error', $error);
  96             $this->elementEnd('body');
  97             $this->endHTML();
  98         } else {
  99             $this->showPage();
 100         }
 101     }
 102
 103     function showContent()
 104     {
 105         if (Event::handle('StartShowTagProfileForm', array($this, $this->profile)) && $this->profile) {
 106             $this->elementStart('div', 'entity_profile vcard author');
 107             // TRANS: Header in list form.
 108             $this->element('h2', null, _('User profile'));
 109
 110             $avatar = $this->profile->getAvatar(AVATAR_PROFILE_SIZE);
 111             $this->element('img', array('src' => ($avatar) ? $avatar->displayUrl() : Avatar::defaultImage(AVATAR_PROFILE_SIZE),
 112                                         'class' => 'photo avatar entity_depiction',
 113                                         'width' => AVATAR_PROFILE_SIZE,
 114                                         'height' => AVATAR_PROFILE_SIZE,
 115                                         'alt' =>
 116                                         ($this->profile->fullname) ? $this->profile->fullname :
 117                                         $this->profile->nickname));
 118
 119             $this->element('a', array('href' => $this->profile->profileurl,
 120                                       'class' => 'entity_nickname nickname'),
 121                            $this->profile->nickname);
 122             if ($this->profile->fullname) {
 123                 $this->element('div', 'fn entity_fn', $this->profile->fullname);
 124             }
 125
 126             if ($this->profile->location) {
 127                 $this->element('div', 'label entity_location', $this->profile->location);
 128             }
 129
 130             if ($this->profile->homepage) {
 131                 $this->element('a', array('href' => $this->profile->homepage,
 132                                           'rel' => 'me',
 133                                           'class' => 'url entity_url'),
 134                                $this->profile->homepage);
 135             }
 136
 137             if ($this->profile->bio) {
 138                 $this->element('div', 'note entity_note', $this->profile->bio);
 139             }
 140
 141             $this->elementEnd('div');
 142
 143             $this->elementStart('form', array('method' => 'post',
 144                                                'id' => 'form_tag_user',
 145                                                'class' => 'form_settings',
 146                                                'name' => 'tagprofile',
 147                                                'action' => common_local_url('tagprofile', array('id' => $this->profile->id))));
 148
 149             $this->elementStart('fieldset');
 150             // TRANS: Fieldset legend for list form.
 151             $this->element('legend', null, _('List user'));
 152             $this->hidden('token', common_session_token());
 153             $this->hidden('id', $this->profile->id);
 154
 155             $user = common_current_user();
 156
 157             $this->elementStart('ul', 'form_data');
 158             $this->elementStart('li');
 159
 160             $tags = Profile_tag::getTagsArray($user->id, $this->profile->id, $user->id);
 161             // TRANS: Field label on list form.
 162             $this->input('tags', _m('LABEL','Lists'),
 163                          ($this->arg('tags')) ? $this->arg('tags') : implode(' ', $tags),
 164                          // TRANS: Field title on list form.
 165                          _('Lists for this user (letters, numbers, -, ., and _), comma- or space- separated.'));
 166             $this->elementEnd('li');
 167             $this->elementEnd('ul');
 168             // TRANS: Button text to save lists.
 169             $this->submit('save', _m('BUTTON','Save'));
 170             $this->elementEnd('fieldset');
 171             $this->elementEnd('form');
 172
 173             Event::handle('EndShowTagProfileForm', array($this, $this->profile));
 174         }
 175     }
 176
 177     function saveTags()
 178     {
 179         $id = $this->trimmed('id');
 180         $tagstring = $this->trimmed('tags');
 181         $token = $this->trimmed('token');
 182
 183         if (Event::handle('StartSavePeopletags', array($this, $tagstring))) {
 184             if (!$token || $token != common_session_token()) {
 185                 // TRANS: Client error displayed when the session token does not match or is not given.
 186                 $this->showForm(_('There was a problem with your session token. '.
 187                                   'Try again, please.'));
 188                 return;
 189             }
 190
 191             $tags = array();
 192             $tag_priv = array();
 193
 194             if (is_string($tagstring) && strlen($tagstring) > 0) {
 195
 196                 $tags = preg_split('/[\s,]+/', $tagstring);
 197
 198                 foreach ($tags as &$tag) {
 199                     $private = @$tag[0] === '.';
 200
 201                     $tag = common_canonical_tag($tag);
 202                     if (!common_valid_profile_tag($tag)) {
 203                         // TRANS: Form validation error displayed if a given tag is invalid.
 204                         // TRANS: %s is the invalid tag.
 205                         $this->showForm(sprintf(_('Invalid tag: "%s".'), $tag));
 206                         return;
 207                     }
 208
 209                     $tag_priv[$tag] = $private;
 210                 }
 211             }
 212
 213             $user = common_current_user();
 214
 215             try {
 216                 $result = Profile_tag::setTags($user->id, $this->profile->id, $tags, $tag_priv);
 217                 if (!$result) {
 218                     throw new Exception('The tags could not be saved.');
 219                 }
 220             } catch (Exception $e) {
 221                 $this->showForm($e->getMessage());
 222                 return false;
 223             }
 224
 225             if ($this->boolean('ajax')) {
 226                 $this->startHTML('text/xml;charset=utf-8');
 227                 $this->elementStart('head');
 228                 $this->element('title', null, _m('TITLE','Tags'));
 229                 $this->elementEnd('head');
 230                 $this->elementStart('body');
 231
 232                 if ($user->id == $this->profile->id) {
 233                     $widget = new SelftagsWidget($this, $user, $this->profile);
 234                     $widget->show();
 235                 } else {
 236                     $widget = new PeopletagsWidget($this, $user, $this->profile);
 237                     $widget->show();
 238                 }
 239
 240                 $this->elementEnd('body');
 241                 $this->endHTML();
 242             } else {
 243                 // TRANS: Success message if lists are saved.
 244                 $this->error = _('Lists saved.');
 245                 $this->showForm();
 246             }
 247
 248             Event::handle('EndSavePeopletags', array($this, $tagstring));
 249         }
 250     }
 251
 252     function showPageNotice()
 253     {
 254         if ($this->error) {
 255             $this->element('p', 'error', $this->error);
 256         } else {
 257             $this->elementStart('div', 'instructions');
 258             $this->element('p', null,
 259                            // TRANS: Page notice.
 260                            _('Use this form to add your subscribers or subscriptions to lists.'));
 261             $this->elementEnd('div');
 262         }
 263     }
 264 }