lib/gallery.php

   1 <?php
   2
   3 /*
   4  * Laconica - a distributed open-source microblogging tool
   5  * Copyright (C) 2008, Controlez-Vous, Inc.
   6  *
   7  * This program is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU Affero General Public License as published by
   9  * the Free Software Foundation, either version 3 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU Affero General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Affero General Public License
  18  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19  */
  20
  21 if (!defined('LACONICA')) { exit(1); }
  22
  23 require_once(INSTALLDIR.'/lib/profilelist.php');
  24
  25 # 10x8
  26
  27 define('AVATARS_PER_PAGE', 80);
  28
  29 class GalleryAction extends Action {
  30
  31         function is_readonly() {
  32                 return true;
  33         }
  34
  35         function handle($args) {
  36                 parent::handle($args);
  37
  38                 $nickname = common_canonical_nickname($this->arg('nickname'));
  39                 $user = User::staticGet('nickname', $nickname);
  40
  41                 if (!$user) {
  42                         $this->no_such_user();
  43                         return;
  44                 }
  45
  46                 $profile = $user->getProfile();
  47
  48                 if (!$profile) {
  49                         $this->server_error(_('User without matching profile in system.'));
  50                         return;
  51                 }
  52
  53                 $page = $this->arg('page');
  54
  55                 if (!$page) {
  56                         $page = 1;
  57                 }
  58
  59                 $display = $this->arg('display');
  60
  61                 if (!$display) {
  62                         $display = 'list';
  63                 }
  64
  65                 common_show_header($profile->nickname . ": " . $this->gallery_type(),
  66                                                    NULL, $profile,
  67                                                    array($this, 'show_top'));
  68                 $this->show_gallery($profile, $page, $display);
  69                 common_show_footer();
  70         }
  71
  72         function no_such_user() {
  73                 $this->client_error(_('No such user.'));
  74         }
  75
  76         function show_top($profile) {
  77                 common_element('div', 'instructions',
  78                                            $this->get_instructions($profile));
  79         }
  80
  81         function show_gallery($profile, $page, $display='list') {
  82
  83                 $other = new Profile();
  84
  85                 list($lst, $usr) = $this->fields();
  86
  87                 $per_page = ($display == 'list') ? PROFILES_PER_PAGE : AVATARS_PER_PAGE;
  88
  89                 $offset = ($page-1)*$per_page;
  90                 $limit = $per_page + 1;
  91
  92                 if (common_config('db','type') == 'pgsql') {
  93                         $lim = ' LIMIT ' . $limit . ' OFFSET ' . $offset;
  94                 } else {
  95                         $lim = ' LIMIT ' . $offset . ', ' . $limit;
  96                 }
  97
  98                 # XXX: memcached results
  99
 100                 $cnt = $other->query('SELECT profile.* ' .
 101                                                          'FROM profile JOIN subscription ' .
 102                                                          'ON profile.id = subscription.' . $lst . ' ' .
 103                                                          'WHERE ' . $usr . ' = ' . $profile->id . ' ' .
 104                                                          'AND subscriber != subscribed ' .
 105                                                          'ORDER BY subscription.created DESC ' .
 106                                                          $lim);
 107
 108                 if ($cnt == 0) {
 109                         common_element('p', _('Nobody to show!'));
 110                         return;
 111                 }
 112
 113                 if ($display == 'list') {
 114                         $profile_list = new ProfileList($other);
 115                         $profile_list->show_list();
 116                 } else {
 117                         $this->icon_list($profile, $cnt);
 118                 }
 119
 120                 common_pagination($page > 1,
 121                                                   $cnt > $per_page,
 122                                                   $page,
 123                                                   $this->trimmed('action'),
 124                                                   array('nickname' => $profile->nickname));
 125         }
 126
 127         function icon_list($other, $subs_count) {
 128
 129                 common_element_start('ul', $this->div_class());
 130
 131                 for ($idx = 0; $idx < min($subs_count, AVATARS_PER_PAGE); $idx++) {
 132
 133                         $other->fetch();
 134
 135                         common_element_start('li');
 136
 137                         common_element_start('a', array('title' => ($other->fullname) ?
 138                                                                                         $other->fullname :
 139                                                                                         $other->nickname,
 140                                                                                         'href' => $other->profileurl,
 141                                                                                         'class' => 'subscription'));
 142                         $avatar = $other->getAvatar(AVATAR_STREAM_SIZE);
 143                         common_element('img',
 144                                                    array('src' =>
 145                                                                  (($avatar) ? common_avatar_display_url($avatar) :
 146                                                                   common_default_avatar(AVATAR_STREAM_SIZE)),
 147                                                                  'width' => AVATAR_STREAM_SIZE,
 148                                                                  'height' => AVATAR_STREAM_SIZE,
 149                                                                  'class' => 'avatar stream',
 150                                                                  'alt' => ($other->fullname) ?
 151                                                                  $other->fullname :
 152                                                                  $other->nickname));
 153                         common_element_end('a');
 154
 155                         # XXX: subscribe form here
 156
 157                         common_element_end('li');
 158                 }
 159
 160                 common_element_end('ul');
 161         }
 162
 163         function gallery_type() {
 164                 return NULL;
 165         }
 166
 167         function get_instructions(&$profile) {
 168                 return NULL;
 169         }
 170
 171         function fields() {
 172                 return NULL;
 173         }
 174
 175         function div_class() {
 176                 return '';
 177         }
 178 }