<?php
defined('PHPWG_ROOT_PATH') or die('Hacking attempt!');

class gvideo_maintain extends PluginMaintain
{
  private $installed = false;
  
  private $default_conf = array(
    'autoplay' => 0,
    'width' => 640,
    'height' => 360,
    'sync_description' => 1,
    'sync_tags' => 1,
    'vimeo' => array(
      'title' => 1,
      'portrait' => 1,
      'byline' => 1,
      'color' => '00adef',
      ),
    'dailymotion' => array(
      'logo' => 1,
      'title' => 1,
      'color' => 'F7FFFD',
      ),
    'youtube' => array(),
    'wat' => array(),
    'wideo' => array(),
    );
    
  private $table;
  
  function __construct($plugin_id)
  {
    global $prefixeTable;
    
    parent::__construct($plugin_id);
    
    $this->table = $prefixeTable . 'image_video';
  }

  function install($plugin_version, &$errors=array())
  {
    global $conf;

    // add config parameter
    if (empty($conf['gvideo']))
    {
      $conf['gvideo'] = serialize($this->default_conf);
      conf_update_param('gvideo', $conf['gvideo']);
    }
    else
    {
      $old_conf = is_string($conf['gvideo']) ? unserialize($conf['gvideo']) : $conf['gvideo'];

      if (!isset($old_conf['sync_description']))
      {
        $old_conf['sync_description'] = 1;
        $old_conf['sync_tags'] = 1;
        
        $conf['gvideo'] = serialize($old_conf);
        conf_update_param('gvideo', $conf['gvideo']);
      }
    }

    // create table
  $query = '
CREATE TABLE IF NOT EXISTS `' . $this->table . '` (
  `picture_id` mediumint(8) NOT NULL,
  `url` varchar(255) DEFAULT NULL,
  `type` varchar(64) NOT NULL,
  `video_id` varchar(128) NOT NULL,
  `width` smallint(9) DEFAULT NULL,
  `height` smallint(9) DEFAULT NULL,
  `autoplay` tinyint(1) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=utf8
;';
    pwg_query($query);
    
    // update video_id lenght
    $query = 'ALTER TABLE `' . $this->table . '` CHANGE `video_id` `video_id` VARCHAR(128) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL;';
    pwg_query($query);
    
    // new collumn in images table
    $result = pwg_query('SHOW COLUMNS FROM `' . IMAGES_TABLE . '` LIKE "is_gvideo";');
    if (!pwg_db_num_rows($result))
    {
      pwg_query('ALTER TABLE `' . IMAGES_TABLE . '` ADD `is_gvideo` TINYINT(1) NOT NULL DEFAULT 0;');
      
      $query = '
UPDATE `' . IMAGES_TABLE . '`
  SET is_gvideo = 1
  WHERE id IN(
    SELECT picture_id FROM `' . $this->table . '`
    )
;';
      pwg_query($query);
    }
    
    // remove old configuration
    if (isset($conf['PY_GVideo']))
    {
      conf_delete_param('PY_GVideo');
    }
    
    // updade video files
    $this->update_24();

    $this->installed = true;
  }

  function activate($plugin_version, &$errors=array())
  {
    if (!$this->installed)
    {
      $this->install($plugin_version, $errors);
    }
  }

  function deactivate()
  {
  }

  function uninstall()
  {
    conf_delete_param('gvideo');

    pwg_query('DROP TABLE `' . $this->table . '`;');

    pwg_query('ALTER TABLE `'. IMAGES_TABLE .'` DROP `is_gvideo`;');
  }
  
  /**
   * update from 2.3 to 2.4
   */
  function update_24()
  {
    global $conf;
    
    // search existing videos
  $query = '
SELECT *
  FROM '.IMAGES_TABLE.'
  WHERE
    file LIKE "%.gvideo"
    OR file LIKE "%.dm"
    OR file LIKE "%.ytube"
    OR file LIKE "%.wideo"
    OR file LIKE "%.vimeo"
    OR file LIKE "%.wat"
;';
    $result = pwg_query($query);
    
    if (!pwg_db_num_rows($result))
    {
      return;
    }
    
    if (!isset($conf['prefix_thumbnail']))
    {
      $conf['prefix_thumbnail'] = 'TN-';
    }

    if (!isset($conf['dir_thumbnail']))
    {
      $conf['dir_thumbnail'] = 'thumbnail';
    }
    
    set_time_limit(600);
    include_once(gvideo_path . 'include/functions.inc.php');
    include_once(PHPWG_ROOT_PATH . 'admin/include/functions_upload.inc.php');
    
    $videos_inserts = array();
    $images_updates = array();
    $images_delete = array();
    
    while ($img = pwg_db_fetch_assoc($result))
    {
      $file_content = file_get_contents($img['path']);
      list($file['id'], $file['height'], $file['width'], ) = explode('/', $file_content);
      $file['type'] = get_extension($img['path']);
      
      switch ($file['type'])
      {
        case 'vimeo':
          $video = array(
            'type' => 'vimeo',
            'url' => 'http://vimeo.com/'.$file['id'],
            );
          break;
        case 'dm':
          $video = array(
            'type' => 'dailymotion',
            'url' => 'http://dailymotion.com/video/'.$file['id'],
            );
          break;
        case 'ytube':
          $video = array(
            'type' => 'youtube',
            'url' => 'http://youtube.com/watch?v='.$file['id'],
            );
          break;
        case 'wideo':
          $video = array(
            'type' => 'wideo',
            'url' => 'http://wideo.fr/video/'.$file['id'].'.html',
            );
          break;
        case 'wat':
          $video = array(
            'type' => 'wat',
            'url' => null,
            );
          break;
        case 'gvideo': // closed
        default:
          $images_delete[] = $img['id'];
          continue;
      }
      
      $real_path = str_replace($img['file'], null, str_replace('././', './', $img['path']));
      
      // get existing thumbnail
      $thumb = $real_path.$conf['dir_thumbnail'].'/'.$conf['prefix_thumbnail'].get_filename_wo_extension($img['file']).'.*';
      $thumb = glob($thumb);
      if (!empty($thumb))
      {
        $thumb_name = $video['type'].'-'.$file['id'].'-'.uniqid().'.'.get_extension($thumb[0]);
        $thumb_source = $conf['data_location'].$thumb_name;
        copy($thumb[0], $thumb_source);
      }
      else
      {
        $thumb_name = $video['type'].'-'.$file['id'].'-'.uniqid().'.jpg';
        $thumb_source = $conf['data_location'].$thumb_name;
        copy(gvideo_path.'mimetypes/'.$video['type'].'.jpg', $thumb_source);
        add_film_frame($thumb_source);
      }
      
      // update element
      $image_id = add_uploaded_file($thumb_source, $thumb_name, null, null, $img['id']);
      
      // update path and rename the file
      $img['new_path'] = $real_path.$thumb_name;
      rename($img['path'], $img['new_path']); // why ? what's the purpose of this line ?
      
      $images_updates[] = array(
        'id' => $img['id'],
        'path' => $img['new_path'],
        'is_gvideo' => 1,
        );
      
      if (empty($file['width'])) $file['width'] = '';
      if (empty($file['height'])) $file['height'] = '';
      
      // register video    
      $videos_inserts[] = array(
        'picture_id' => $image_id,
        'url' => $video['url'],
        'type' => $video['type'],
        'video_id' => $file['id'],
        'width' => $file['width'],
        'height' => $file['height'],
        'autoplay' => '',
        );
        
      unset($thumb_source, $thumb_name, $file, $video, $url);
    }
    
    // delete obsolete elements
    delete_elements($images_delete);
    
    // registers videos
    mass_inserts(
      gvideo_table,
      array('picture_id', 'url', 'type', 'video_id', 'width', 'height', 'autoplay'),
      $videos_inserts
      );
      
    // update images
    mass_updates(
      IMAGES_TABLE,
      array('primary'=>array('id'), 'update'=>array('path', 'is_gvideo')),
      $images_updates
      );
  }
}