<?php
// +-----------------------------------------------------------------------+
// | Piwigo - a PHP based photo gallery                                    |
// +-----------------------------------------------------------------------+
// | Copyright(C) 2008-2014 Piwigo Team                  http://piwigo.org |
// | Copyright(C) 2003-2008 PhpWebGallery Team    http://phpwebgallery.net |
// | Copyright(C) 2002-2003 Pierrick LE GALL   http://le-gall.net/pierrick |
// +-----------------------------------------------------------------------+
// | This program is free software; you can redistribute it and/or modify  |
// | it under the terms of the GNU General Public License as published by  |
// | the Free Software Foundation                                          |
// |                                                                       |
// | This program is distributed in the hope that it will be useful, but   |
// | WITHOUT ANY WARRANTY; without even the implied warranty of            |
// | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU      |
// | General Public License for more details.                              |
// |                                                                       |
// | You should have received a copy of the GNU General Public License     |
// | along with this program; if not, write to the Free Software           |
// | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
// | USA.                                                                  |
// +-----------------------------------------------------------------------+

if (!defined('PHPWG_ROOT_PATH'))
{
  die ("Hacking attempt!");
}

include_once(PHPWG_ROOT_PATH.'include/functions_mail.inc.php');
include_once(PHPWG_ROOT_PATH.'admin/include/functions.php');

// +-----------------------------------------------------------------------+
// | Check Access and exit when user status is not ok                      |
// +-----------------------------------------------------------------------+

check_status(ACCESS_ADMINISTRATOR);

// +-----------------------------------------------------------------------+
// |                       variable initialization                         |
// +-----------------------------------------------------------------------+

$page['cat'] = $category['id'];

// +-----------------------------------------------------------------------+
// |                           form submission                             |
// +-----------------------------------------------------------------------+

// info by email to an access granted group of category informations
if (isset($_POST['submitEmail']) and !empty($_POST['group']))
{
  set_make_full_url();

  /* TODO: if $category['representative_picture_id']
    is empty find child representative_picture_id */
  if (!empty($category['representative_picture_id']))
  {
    $query = '
SELECT id, file, path, representative_ext
  FROM '.IMAGES_TABLE.'
  WHERE id = '.$category['representative_picture_id'].'
;';

    $result = pwg_query($query);
    if (pwg_db_num_rows($result) > 0)
    {
      $element = pwg_db_fetch_assoc($result);

      $img_url  = '<a href="'.
                      make_picture_url(array(
                          'image_id' => $element['id'],
                          'image_file' => $element['file'],
                          'category' => $category
                        ))
                      .'" class="thumblnk"><img src="'.DerivativeImage::url(IMG_THUMB, $element).'"></a>';
    }
  }

  if (!isset($img_url))
  {
    $img_url = '';
  }

  pwg_mail_group(
    $_POST['group'],
    array(
      'subject' => l10n('[%s] Visit album %s', $conf['gallery_title'], trigger_change('render_category_name', $category['name'], 'admin_cat_list')),
      // TODO : change this language variable to 'Visit album %s'
      // TODO : 'language_selected' => ....
    ),
    array(
      'filename' => 'cat_group_info',
      'assign' => array(
        'IMG_URL' => $img_url,
        'CAT_NAME' => trigger_change('render_category_name', $category['name'], 'admin_cat_list'),
        'LINK' => make_index_url(array(
            'category' => array(
              'id' => $category['id'],
              'name' => trigger_change('render_category_name', $category['name'], 'admin_cat_list'),
              'permalink' => $category['permalink']
              )
            )),
        'CPL_CONTENT' => empty($_POST['mail_content']) ? '' : stripslashes($_POST['mail_content']),
        )
      )
    );

  unset_make_full_url();

  $query = '
SELECT
    name
  FROM '.GROUPS_TABLE.'
  WHERE id = '.$_POST['group'].'
;';
  list($group_name) = pwg_db_fetch_row(pwg_query($query));

  $page['infos'][] = l10n('An information email was sent to group "%s"', $group_name);
}

// +-----------------------------------------------------------------------+
// |                       template initialization                         |
// +-----------------------------------------------------------------------+

$template->set_filename('album_notification', 'album_notification.tpl');

$template->assign(
  array(
    'CATEGORIES_NAV' =>
      get_cat_display_name_from_id(
        $page['cat'],
        'admin.php?page=album-'
        ),
    'F_ACTION' => $admin_album_base_url.'-notification',
    'PWG_TOKEN' => get_pwg_token(),
    )
  );

// +-----------------------------------------------------------------------+
// |                          form construction                            |
// +-----------------------------------------------------------------------+

$query = '
SELECT
    id AS group_id
  FROM '.GROUPS_TABLE.'
;';
$all_group_ids = array_from_query($query, 'group_id');

if (count($all_group_ids) == 0)
{
  $template->assign('no_group_in_gallery', true);
}
else
{
  if ('private' == $category['status'])
  {
    $query = '
SELECT
    group_id
  FROM '.GROUP_ACCESS_TABLE.'
  WHERE cat_id = '.$category['id'].'
;';
    $group_ids = array_from_query($query, 'group_id');

    if (count($group_ids) == 0)
    {
      $template->assign('permission_url', $admin_album_base_url.'-permissions');
    }
  }
  else
  {
    $group_ids = $all_group_ids;
  }

  if (count($group_ids) > 0)
  {
    $query = '
SELECT
    id,
    name
  FROM '.GROUPS_TABLE.'
  WHERE id IN ('.implode(',', $group_ids).')
  ORDER BY name ASC
;';
    $template->assign(
      'group_mail_options',
      simple_hash_from_query($query, 'id', 'name')
      );
  }
}

// +-----------------------------------------------------------------------+
// |                           sending html code                           |
// +-----------------------------------------------------------------------+

$template->assign_var_from_handle('ADMIN_CONTENT', 'album_notification');
?>
