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<?php
defined('_VALID') or die('Restricted Access!');
function ajax_plugin_playlist_edit()
{
    $data = array('status' => 0, 'msg' => '', 'code' => '', 'debug' => '');
    if (VAuth::loggedin()) {
        VLanguage::load('frontend.video');
        
        if (isset($_POST['playlist_id'])) {
            $playlist_id    = (int) trim($_POST['playlist_id']);
            $user_id        = (int) $_SESSION['user_id'];

            $db    = VF::factory('database');
            $db->query("
                SELECT playlist_id, name, type, thumb_id
                FROM #__playlist
                WHERE playlist_id = ".$playlist_id."
                AND user_id = ".$user_id."
                LIMIT 1
            ");
            
            if (!$db->affected_rows()) {
                $data['msg']    = 'Invalid playlist!';
                return json_encode($data);
            }
            
            $playlist    = $db->fetch_assoc();
        } else {
            $data['msg']    = 'Invalid request!';
            return json_encode($data);
        }
        
        if (isset($_POST['name']) && isset($_POST['type']) && isset($_POST['thumb'])) {
            $name    = VF::factory('filter')->get('name');
            $type    = trim($_POST['type']);
            $thumb    = (int) trim($_POST['thumb']);
            
            if ($name == '') {
                $data['msg']     = __('playlist-name-empty');
                return json_encode($data);
            } elseif (utf8_strlen($name) > 99) {
                $data['msg']     = __('playlist-name-length');
                return json_encode($data);
            }
            
            if ($type != 'public' && $type != 'private') {
                $data['msg']    = __('playlist-type-invalid');
                return json_encode($data);
            }
            
            $db->query("UPDATE #__playlist
                        SET name = '".$db->escape($name)."',
                            type = '".$db->escape($type)."',
                            thumb_id = ".$thumb."
                        WHERE playlist_id = ".$playlist_id."
                        LIMIT 1");
            
            $data['msg']    = __('playlist-updated');
            $data['status']    = 1;
        } else {            
            $db->query("
                SELECT p.video_id, v.thumb
                FROM #__playlist_videos AS p
                INNER JOIN #__video AS v ON (v.video_id = p.video_id AND v.status = 1)
                WHERE playlist_id = ".$playlist_id
            );
                
            $videos            = $db->fetch_rows();
            
            $output            = array();
              $output[]   = '<div id="edit-modal-'.$playlist_id.'" class="modal fade">';
              $output[]   = '<div class="modal-dialog">';
              $output[]   = '<div class="modal-content">';
              $output[]   = '<div class="modal-header">';
              $output[]   = '<button type="button" class="close" data-dismiss="modal"><span aria-hidden="true">&times;</span><span class="sr-only">'.__('close').'</span></button>';
              $output[]   = '<h4 class="modal-title">'.__('playlist-edit').'</h4>';
              $output[]   = '</div>';
                    
              $output[]   = '<div class="modal-body">';
              $output[]   = '<div id="playlist-response" class="alert" style="display: none;"></div>';
              $output[]   = '<label>'.__('playlist-edit').'</label>';
              $output[]   = '<div class="form-group">';
              $output[]   = '<label for="name">'.__('name').'</label>';
              $output[]   = '<input name="name" type="text" id="name" class="form-control" placeholder="'.__('name').'" maxlength="100" value="'.e($playlist['name']).'">';
              $output[]   = '</div>';
              $output[]   = '<div class="form-group">';
              $output[]   = '<label for="type">'.__('type').'</label>';
              $output[]   = '<select name="type" id="type" class="form-control">';
              $public        = ($playlist['type'] == 'public') ? ' selected="selected"' : '';                  
              $private    = ($playlist['type'] == 'private') ? ' selected="selected"' : '';                  
              $output[]   = '<option value="public"'.$public.'>'.__('public').'</option>';
              $output[]   = '<option value="private"'.$private.'>'.__('private').'</option>';
              $output[]   = '</select>';
              $output[]   = '</div>';
              $output[]   = '<div class="form-group">';
              $output[]   = '<label for="thumb">'.__('thumb').'</label>';
              $output[]    = '<div>';
              $output[]    = '<input name="thumb" type="hidden" value="'.$playlist['thumb_id'].'">';
              foreach ($videos as $video) {
                  $active        = ($video['video_id'] == $playlist['thumb_id']) ? ' img-active' : '';
                  $output[]    = '<img src="'.THUMB_URL.'/'.path($video['video_id']).'/'.$video['thumb'].'.jpg" width="80" id="thumb-'.$video['video_id'].'" class="img-thumbnail playlist-thumb'.$active.'" />';
              }
              $output[]    = '</div>';
              $output[]    = '</div>';                  
              $output[]   = '</div>';

              $output[]   = '<div class="modal-footer">';
              $output[]   = '<button type="button" class="btn btn-default" data-dismiss="modal">'.__('close').'</button>';
              $output[]   = '<button type="button" id="edit-submit-'.$playlist_id.'" class="btn btn-primary">'.__('edit').'</button>';
              $output[]   = '</div>';
            $output[]   = '</div>';
              $output[]   = '</div>';
            $output[]   = '</div>';
                
            $data['code']    = implode("n", $output);
            $data['id']        = $playlist_id;                            
            $data['status']    = 1;
        }
    } else {
        $data['msg']    = 'Please login to delete playlists!';
    }
    
    return json_encode($data);
}