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<?php
/*
 * Laconica - a distributed open-source microblogging tool
 * Copyright (C) 2008, Controlez-Vous, Inc.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.     If not, see <http://www.gnu.org/licenses/>.
 */

if (!defined('LACONICA')) { exit(1); }

require_once INSTALLDIR.'/classes/Memcached_DataObject.php';
require_once INSTALLDIR.'/classes/File_redirection.php';
require_once INSTALLDIR.'/classes/File_oembed.php';
require_once INSTALLDIR.'/classes/File_thumbnail.php';
require_once INSTALLDIR.'/classes/File_to_post.php';
//require_once INSTALLDIR.'/classes/File_redirection.php';

/**
 * Table Definition for file
 */

class File extends Memcached_DataObject 
{
    ###START_AUTOCODE
    /* the code below is auto generated do not remove the above tag */

    public $__table = 'file';                            // table name
    public $id;                              // int(11)  not_null primary_key group_by
    public $url;                             // varchar(255)  unique_key
    public $mimetype;                        // varchar(50)  
    public $size;                            // int(11)  group_by
    public $title;                           // varchar(255)  
    public $date;                            // int(11)  group_by
    public $protected;                       // int(1)  group_by

    /* Static get */
    function staticGet($k,$v=NULL) { return DB_DataObject::staticGet('File',$k,$v); }

    /* the code above is auto generated do not remove the tag below */
    ###END_AUTOCODE

    function isProtected($url) {
        return 'http://www.facebook.com/login.php' === $url;
    }

    function saveNew($redir_data, $given_url) {
        $x = new File;
        $x->url = $given_url;
        if (!empty($redir_data['protected'])) $x->protected = $redir_data['protected'];
        if (!empty($redir_data['title'])) $x->title = $redir_data['title'];
        if (!empty($redir_data['type'])) $x->mimetype = $redir_data['type'];
        if (!empty($redir_data['size'])) $x->size = intval($redir_data['size']);
        if (isset($redir_data['time']) && $redir_data['time'] > 0) $x->date = intval($redir_data['time']);
        $file_id = $x->insert();

        if (isset($redir_data['type'])
            && ('text/html' === substr($redir_data['type'], 0, 9))
            && ($oembed_data = File_oembed::_getOembed($given_url))
            && isset($oembed_data['json'])) {

            File_oembed::saveNew($oembed_data['json'], $file_id);
        }
        return $x;
    }

    function processNew($given_url, $notice_id) {
        if (empty($given_url)) return -1;   // error, no url to process
        $given_url = File_redirection::_canonUrl($given_url);
        if (empty($given_url)) return -1;   // error, no url to process
        $file = File::staticGet('url', $given_url);
        if (empty($file->id)) {
            $file_redir = File_redirection::staticGet('url', $given_url);
            if (empty($file_redir->id)) {
                $redir_data = File_redirection::where($given_url);
                $redir_url = $redir_data['url'];
                if ($redir_url === $given_url) {
                    $x = File::saveNew($redir_data, $given_url);
                    $file_id = $x->id;

                } else {
                    $x = File::processNew($redir_url, $notice_id);
                    $file_id = $x->id;
                    File_redirection::saveNew($redir_data, $file_id, $given_url);
                }
            } else {
                $file_id = $file_redir->file_id;
            }
        } else {
            $file_id = $file->id;
            $x = $file;
        }

        if (empty($x)) {
            $x = File::staticGet($file_id);
            if (empty($x)) die('Impossible!');
        }
       
        File_to_post::processNew($file_id, $notice_id);
        return $x;
    }
}