actions/avatar.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/settingsaction.php');
  23
  24 class AvatarAction extends SettingsAction {
  25
  26     function get_instructions() {
  27                 return _('Upload a new "avatar" (user image) here. ' .
  28                                   'You can\'t edit the picture after you upload it, so ' .
  29                                   'make sure it\'s more or less square. ' .
  30                                   'It must be under the site license, also. ' .
  31                                   'Use a picture that belongs to you and that you ' .
  32                                   'want to share.');
  33         }
  34
  35         function show_form($msg=NULL, $success=false) {
  36
  37                 $this->form_header(_('Avatar'), $msg, $success);
  38
  39                 $user = common_current_user();
  40                 $profile = $user->getProfile();
  41                 $original = $profile->getOriginalAvatar();
  42
  43                 if ($original) {
  44                         common_element('img', array('src' => $original->url,
  45                                                                                 'class' => 'avatar original',
  46                                                                                 'width' => $original->width,
  47                                                                                 'height' => $original->height,
  48                                                                                 'alt' => $user->nickname));
  49                 }
  50
  51                 $avatar = $profile->getAvatar(AVATAR_PROFILE_SIZE);
  52
  53                 if ($avatar) {
  54                         common_element('img', array('src' => $avatar->url,
  55                                                                                 'class' => 'avatar profile',
  56                                                                                 'width' => AVATAR_PROFILE_SIZE,
  57                                                                                 'height' => AVATAR_PROFILE_SIZE,
  58                                                                                 'alt' => $user->nickname));
  59                 }
  60
  61                 common_element_start('form', array('enctype' => 'multipart/form-data',
  62                                                                                    'method' => 'POST',
  63                                                                                    'id' => 'avatar',
  64                                                                                    'action' =>
  65                                                                                    common_local_url('avatar')));
  66                 common_element('input', array('name' => 'MAX_FILE_SIZE',
  67                                                                           'type' => 'hidden',
  68                                                                           'id' => 'MAX_FILE_SIZE',
  69                                                                           'value' => MAX_AVATAR_SIZE));
  70                 common_element('input', array('name' => 'avatarfile',
  71                                                                           'type' => 'file',
  72                                                                           'id' => 'avatarfile'));
  73                 common_submit('submit', _('Upload'));
  74                 common_element_end('form');
  75                 common_show_footer();
  76         }
  77
  78         function handle_post() {
  79
  80                 switch ($_FILES['avatarfile']['error']) {
  81                  case UPLOAD_ERR_OK: # success, jump out
  82                         break;
  83                  case UPLOAD_ERR_INI_SIZE:
  84                  case UPLOAD_ERR_FORM_SIZE:
  85                         $this->show_form(_('That file is too big.'));
  86                         return;
  87                  case UPLOAD_ERR_PARTIAL:
  88                         @unlink($_FILES['avatarfile']['tmp_name']);
  89                         $this->show_form(_('Partial upload.'));
  90                         return;
  91                  default:
  92                         $this->show_form(_('System error uploading file.'));
  93                         return;
  94                 }
  95
  96                 $info = @getimagesize($_FILES['avatarfile']['tmp_name']);
  97
  98                 if (!$info) {
  99                         @unlink($_FILES['avatarfile']['tmp_name']);
 100                         $this->show_form(_('Not an image or corrupt file.'));
 101                         return;
 102                 }
 103
 104                 switch ($info[2]) {
 105                  case IMAGETYPE_GIF:
 106                  case IMAGETYPE_JPEG:
 107                  case IMAGETYPE_PNG:
 108                         break;
 109                  default:
 110                         $this->show_form(_('Unsupported image file format.'));
 111                         return;
 112                 }
 113
 114                 $user = common_current_user();
 115                 $profile = $user->getProfile();
 116
 117                 if ($profile->setOriginal($_FILES['avatarfile']['tmp_name'])) {
 118                         $this->show_form(_('Avatar updated.'), true);
 119                 } else {
 120                         $this->show_form(_('Failed updating avatar.'));
 121                 }
 122
 123                 @unlink($_FILES['avatarfile']['tmp_name']);
 124         }
 125 }
 126