actions/deletenotice.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/deleteaction.php');
  23
  24 class DeletenoticeAction extends DeleteAction {
  25         function handle($args) {
  26                 parent::handle($args);
  27                 # XXX: Ajax!
  28
  29                 if ($_SERVER['REQUEST_METHOD'] == 'POST') {
  30                         $this->delete_notice();
  31                 } else if ($_SERVER['REQUEST_METHOD'] == 'GET') {
  32                         $this->show_form();
  33                 }
  34         }
  35
  36         function get_instructions() {
  37                 return _('You are about to permanently delete a notice. Once this is done, it cannot be undone.');
  38         }
  39
  40         function get_title() {
  41                 return _('Delete notice');
  42         }
  43
  44         function show_form($error=NULL) {
  45                 $user = common_current_user();
  46
  47                 common_show_header($this->get_title(), array($this, 'show_header'), $error,
  48                                                    array($this, 'show_top'));
  49                 common_element_start('form', array('id' => 'notice_delete_form',
  50                                                                    'method' => 'post',
  51                                                                    'action' => common_local_url('deletenotice')));
  52                 common_hidden('token', common_session_token());
  53                 common_hidden('notice', $this->trimmed('notice'));
  54                 common_element_start('p');
  55                 common_element('span', array('id' => 'confirmation_text'), _('Are you sure you want to delete this notice?'));
  56
  57                 common_element('input', array('id' => 'submit_no',
  58                                                   'name' => 'submit',
  59                                                   'type' => 'submit',
  60                                                   'value' => _('No')));
  61                 common_element('input', array('id' => 'submit_yes',
  62                                                   'name' => 'submit',
  63                                                   'type' => 'submit',
  64                                                   'value' => _('Yes')));
  65                 common_element_end('p');
  66                 common_element_end('form');
  67                 common_show_footer();
  68         }
  69
  70         function delete_notice() {
  71                 # CSRF protection
  72                 $token = $this->trimmed('token');
  73                 if (!$token || $token != common_session_token()) {
  74                         $this->show_form(_('There was a problem with your session token. Try again, please.'));
  75                         return;
  76                 }
  77                 $url = common_get_returnto();
  78                 $confirmed = $this->trimmed('submit');
  79                 if ($confirmed == _('Yes')) {
  80                         $user = common_current_user();
  81                         $notice_id = $this->trimmed('notice');
  82                         $notice = Notice::staticGet($notice_id);
  83                         $replies = new Reply;
  84                         $replies->get('notice_id', $notice_id);
  85
  86                         common_dequeue_notice($notice);
  87                         if (common_config('memcached', 'enabled')) {
  88                                 $notice->blowSubsCache();
  89                         }
  90                         $replies->delete();
  91                         $notice->delete();
  92                 } else {
  93                         if ($url) {
  94                                 common_set_returnto(NULL);
  95                         } else {
  96                                 $url = common_local_url('public');
  97                         }
  98                 }
  99                 common_redirect($url);
 100         }
 101 }