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
  69                 $this->display_links($page, $display);
  70
  71                 $this->show_gallery($profile, $page, $display);
  72                 common_show_footer();
  73         }
  74
  75         function no_such_user() {
  76                 $this->client_error(_('No such user.'));
  77         }
  78
  79         function show_top($profile) {
  80                 common_element('div', 'instructions',
  81                                            $this->get_instructions($profile));
  82         }
  83
  84         function show_gallery($profile, $page, $display='list') {
  85
  86                 $other = new Profile();
  87
  88                 list($lst, $usr) = $this->fields();
  89
  90                 $per_page = ($display == 'list') ? PROFILES_PER_PAGE : AVATARS_PER_PAGE;
  91
  92                 $offset = ($page-1)*$per_page;
  93                 $limit = $per_page + 1;
  94
  95                 if (common_config('db','type') == 'pgsql') {
  96                         $lim = ' LIMIT ' . $limit . ' OFFSET ' . $offset;
  97                 } else {
  98                         $lim = ' LIMIT ' . $offset . ', ' . $limit;
  99                 }
 100
 101                 # XXX: memcached results
 102
 103                 $other->query('SELECT profile.* ' .
 104                                           'FROM profile JOIN subscription ' .
 105                                           'ON profile.id = subscription.' . $lst . ' ' .
 106                                           'WHERE ' . $usr . ' = ' . $profile->id . ' ' .
 107                                           'AND subscriber != subscribed ' .
 108                                           'ORDER BY subscription.created DESC ' .
 109                                           $lim);
 110
 111                 if ($display == 'list') {
 112                         $profile_list = new ProfileList($other);
 113                         $cnt = $profile_list->show_list();
 114                 } else {
 115                         $cnt = $this->icon_list($other);
 116                 }
 117
 118                 # For building the pagination URLs
 119
 120                 $args = array('nickname' => $profile->nickname);
 121
 122                 if ($display != 'list') {
 123                         $args['display'] = $display;
 124                 }
 125
 126                 common_pagination($page > 1,
 127                                                   $cnt > $per_page,
 128                                                   $page,
 129                                                   $this->trimmed('action'),
 130                                                   $args);
 131         }
 132
 133         function icon_list($other) {
 134
 135                 common_element_start('ul', $this->div_class());
 136
 137                 $cnt = 0;
 138
 139                 while ($other->fetch()) {
 140
 141                         $cnt++;
 142
 143                         if ($cnt > AVATARS_PER_PAGE) {
 144                                 break;
 145                         }
 146
 147                         common_element_start('li');
 148
 149                         common_element_start('a', array('title' => ($other->fullname) ?
 150                                                                                         $other->fullname :
 151                                                                                         $other->nickname,
 152                                                                                         'href' => $other->profileurl,
 153                                                                                         'class' => 'subscription'));
 154                         $avatar = $other->getAvatar(AVATAR_STREAM_SIZE);
 155                         common_element('img',
 156                                                    array('src' =>
 157                                                                  (($avatar) ? common_avatar_display_url($avatar) :
 158                                                                   common_default_avatar(AVATAR_STREAM_SIZE)),
 159                                                                  'width' => AVATAR_STREAM_SIZE,
 160                                                                  'height' => AVATAR_STREAM_SIZE,
 161                                                                  'class' => 'avatar stream',
 162                                                                  'alt' => ($other->fullname) ?
 163                                                                  $other->fullname :
 164                                                                  $other->nickname));
 165                         common_element_end('a');
 166
 167                         # XXX: subscribe form here
 168
 169                         common_element_end('li');
 170                 }
 171
 172                 common_element_end('ul');
 173
 174                 return $cnt;
 175         }
 176
 177         function gallery_type() {
 178                 return NULL;
 179         }
 180
 181         function get_instructions(&$profile) {
 182                 return NULL;
 183         }
 184
 185         function fields() {
 186                 return NULL;
 187         }
 188
 189         function div_class() {
 190                 return '';
 191         }
 192
 193         function display_links($page, $display) {
 194
 195                 common_element_start('p');
 196
 197                 switch ($display) {
 198                  case 'list':
 199                         common_element('span', NULL, _('List'));
 200                         common_text(' | ');
 201                         common_element('a', array('href' => common_local_url($this->trimmed('action'),
 202                                                                                                                                  array('display' => 'icons',
 203                                                                                                                                            'page' => floor(($page * AVATARS_PER_PAGE) / PROFILES_PER_PAGE)))),
 204                                                    _('Icons'));
 205                         break;
 206                  default:
 207                         common_element('a', array('href' => common_local_url($this->trimmed('action'),
 208                                                                                                                                  array('page' => floor(($page * PROFILES_PER_PAGE) / AVATARS_PER_PAGE)))),
 209                                                    _('List'));
 210                         common_text(' | ');
 211                         common_element('span', NULL, _('Icons'));
 212                         break;
 213                 }
 214
 215                 common_element_end('p');
 216         }
 217 }