<?php
/**
 * GNU Social
 * Copyright (C) 2010, Free Software Foundation, Inc.
 *
 * PHP version 5
 *
 * LICENCE:
 * 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/>.
 *
 * @category  Widget
 * @package   GNU Social
 * @author    Ian Denhardt <ian@zenhack.net>
 * @author    Sean Corbett <sean@gnu.org>
 * @copyright 2010 Free Software Foundation, Inc.
 * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
 */

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

class PhotosAction extends Action
{
    var $user = null;

    function prepare($args)
    {
        parent::prepare($args);

        $this->user = common_current_user();
        common_log(LOG_INFO, "finishing prepare. user : ");
        common_log(LOG_INFO, $this->user->nickname);
        return true;
    }

    function handle($args)
    {
        parent::handle($args);
        $this->showPage();
    }

    function title()
    {
        if (empty($this->user)) {
            return _m('Hello');
        } else {
            return sprintf(_m('Hello, %s'), $this->user->nickname);
        }
    }


    function showContent()
    {
        common_log(LOG_INFO, "getting to show content.\n");
        if (empty($this->user)) {
            // TODO: should just redirect to the login page.
            $this->element('p', array(), 'You are not logged in');
        } else {
            common_log(LOG_INFO, 'fileroot : ' . $_SERVER['DOCUMENT_ROOT'] . '/file/');
            $dir = opendir($_SERVER['DOCUMENT_ROOT'] . '/file/');
            if ($dir === false) {
                $err = error_get_last();
                common_log(LOG_INFO, 'Error opening dir : ' . $err['message']);
                return;
            }
            $args = $this->returnToArgs();
            foreach (array_keys($args) as $key) {
                common_log(LOG_INFO, $key . ' => ' . $args[$key]);
                if (is_array($args[$key])) {
                    foreach (array_keys($args[$key]) as $skey) {
                        common_log(LOG_INFO, '   ' . $skey . ' => ' . $args[$key][$skey]);
                    }
                }
            }
            $pathparts = explode('/', $args[1]['nickname']);
            $username = $pathparts[0];

                        
            $page = $_GET['pageid'];
            if (!filter_var($page, FILTER_VALIDATE_INT)){
                $page = 1;
            }
   
            if ($page > 1) { 
                $this->element('a', array('href' => 'photos?pageid=' . ($page-1)), 'Previous page');
            }
            $this->element('a', array('href' => 'photos?pageid=' . ($page+1) ), 'Next page');

            $args = $this->returnToArgs(); 
            $profile_nick = $args[1]['nickname']; //Nickname for the profile being looked at

            //TODO choice of available albums by user.
            //Currently based on fact that each user can only have one album.
            error_log('profile nick:', 3, '/tmp/sean.log');
            error_log($profile_nick, 3, '/tmp/sean.log');
            $profile = Profile::staticGet('nickname', $profile_nick); 
            //error_log(',profile_id:', 3, '/tmp/sean.log');
            //error_log($profile->id, 3, '/tmp/sean.log');
            $album = GNUSocialPhotoAlbum::staticGet('profile_id', $profile->id);
            //error_log(',album_id:', 3, '/tmp/sean.log');
            //error_log($album->album_id, 3, '/tmp/sean.log');
			$photos = GNUsocialPhoto::getGalleryPage($page, $album->album_id, 9);

            $this->elementStart('ul', array('class' => 'photothumbs'));
            foreach ($photos as $photo) {
                $this->elementStart('li');
                $this->elementStart('a', array('href' => $photo->uri));
                $this->element('img', array('src' => $photo->thumb_uri));
                $this->elementEnd('a');
                $this->elementEnd('li');
            }
            $this->elementEnd('ul');
        }
    }
}