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<?php
defined('_VALID') or die('Restricted Access!');
class VComponent_photo_slideshow extends VModule_photo
{
    private $album_id;
    public function __construct()
    {
        parent::__construct();

        $this->album_id    = VUri::request(1);
    }
    
    public function render()
    {
        VLanguage::load('frontend.photo');
        
        $access    = VCfg::get('photo.view_access');
        if ($access != 'all') {
            VAuth::check(ucfirst($access, NULL, __('album-access', array($access))));
        }
    
        $errors        = array();
        $messages    = array();
        $cache_id     = 'album_'.$this->album_id;
        if (!$album = $this->cache->get($cache_id, 3600)) {
            $this->db->query("SELECT a.album_id, a.user_id, a.title, a.slug, a.description,
                                     a.add_time, a.total_views, a.likes, a.rating, a.rated_by,
                                     a.total_photos, a.password, a.type, u.username,
                                     GROUP_CONCAT(DISTINCT c.cat_id) AS categories,
                                     GROUP_CONCAT(DISTINCT c.slug) AS cslug,
                                     GROUP_CONCAT(DISTINCT c.name) AS name,
                                     GROUP_CONCAT(DISTINCT t.name) AS tags
                              FROM #__photo_albums AS a
                              LEFT JOIN #__photo_category AS pc ON (pc.album_id = a.album_id)
                              LEFT JOIN #__photo_categories AS c ON (c.cat_id = pc.cat_id)
                              LEFT JOIN #__photo_tags AS t ON (t.album_id = a.album_id)
                              LEFT JOIN #__user AS u ON (u.user_id = a.user_id)
                              WHERE a.album_id = ".$this->album_id."
                              AND a.status = '1'
                              GROUP BY a.album_id
                              LIMIT 1");
            if ($this->db->affected_rows()) {
                $album = $this->db->fetch_assoc();
                $this->cache->store($cache_id, $album, 3600);
            } else {
                VModule::load('404', TRUE);
            }
        }
        
        $url    = 'photo/'.$album['album_id'].'/'.$album['slug'].'/slideshow/';
        if (!VUri::match($url)) {
            VF::redirect(BASE_URL.'/'.$url, '301');
        }
        
        if (VCfg::get('photo.allow_password')) {
            $allowed    = (isset($_SESSION['albums']) && isset($_SESSION['albums'][$this->album_id])) ? true : false;
            if (isset($_POST['submit-password']) && !$allowed) {
                $password    = trim($_POST['password']);
                echo VF::debug($password);
                if (VHash::check($password, $album['password'])) {
                    if (!isset($_SESSION['albums'])) {
                        $_SESSION['albums']    = array();
                    }
                
                    $_SESSION['albums'][$this->album_id] = 1;
            
                    $messages[]    = __('password-accept');
                    $allowed    = true;
                } else {
                    $errors[]    = __('password-invalid');
                }            
            }
        
            if ($album['password'] != '' && !$allowed) {
                $this->tpl->menu        = 'photo';
                $this->tpl->title        = $album['title'];
                $this->tpl->meta_title    = __('album-meta-title', array($album['title'], $this->tpl->cfg['site_name']));
                $this->tpl->css            = array(TPL_REL.'/css/style_photo.css');
                $this->tpl->errors        = $errors;
                $this->tpl->album        = $album;
                $this->tpl->load(array('header', 'photo_album_password', 'footer'));
                $this->tpl->display();
                exit;
            }
        }
        
        $ip             = VServer::ip(true);
        $user_id        = (VAuth::loggedin()) ? (int) $_SESSION['user_id'] : 0;
        $friends        = TRUE;
        if ($album['type'] == 'private') {
            if ($user_id) {
                $owner_id = (int) $album['user_id'];
                if ($owner_id !== $user_id) {
                    $this->db->query("SELECT user_id
                                      FROM #__user_friends
                                      WHERE user_id = ".$owner_id."
                                      AND friend_id = ".$user_id."
                                      AND status = 'approved'
                                      LIMIT 1");
                      if (!$this->db->affected_rows()) {
                          $friends = FALSE;
                      }
                }
            } else {
                $friends = FALSE;
            }
        }        
        
        $sql            = "SELECT photo_id, caption, total_views, total_comments, likes, rating, rated_by
                           FROM #__photo
                           WHERE album_id = ".$this->album_id."
                           AND status = '1'
                           ORDER BY photo_id ASC";
        if (!$photos = $this->cache->get($sql, 3600)) {
            $this->db->query($sql);
            if ($this->db->affected_rows()) {
                $photos    = $this->db->fetch_rows();
                $this->cache->store($sql, $photos, 3600);
            } else {
                VModule::load('404', TRUE);
            }
        }
        
        if (!VBrowser::get('is_robot')) {
            $this->db->query("UPDATE #__photo_albums
                              SET total_views = total_views+1
                              WHERE album_id = ".$this->album_id."
                              LIMIT 1");
                              
            if (VCfg::get('photo.track_views')) {
                $this->db->query("INSERT INTO #__photo_album_views
                                  SET album_id = ".$this->album_id.",
                                      user_id = ".$user_id.",
                                      ip = ".$ip.",
                                      view_time = ".time());
            }
        }
        
        $this->tpl->menu        = 'photo';
        
        $this->tpl->title        = $album['title'];
        $this->tpl->meta_title    = __('slideshow-meta-title', array($album['title'], VF::cfg_item('site_name')));
        
        $this->tpl->css            = array(TPL_REL.'/css/style_photo.css');

        $this->tpl->canonical    = BASE_URL.'/'.$url;
        $this->tpl->canonicalm    = MOBILE_URL.'/'.$url;

        $this->tpl->errors        = $errors;
        $this->tpl->messages    = $messages;

        $this->tpl->friends        = $friends;
        $this->tpl->album        = $album;
        $this->tpl->photos        = $photos;
        
        $this->tpl->load(array('header', 'photo_album', 'footer'));
        $this->tpl->display();
    }
}