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  Classes of Matías Gentiletti  >  Picasa Photo Gallery  >  index.php  >  Download  
File: index.php
Role: Application script
Content type: text/plain
Description: Index
Class: Picasa Photo Gallery
Extract data picture galleries from Picasa site
Author: By
Last change:
Date: 2008-08-27 21:48
Size: 1,943 bytes
 

Contents

Class file image Download
<?php

## Includes
include('config/config.php');
include('lib/ErrorException.class.php');
include('lib/PhotoGallery.class.php');

## Initialize variables
if(!isset($_GET['album']))     $_GET['album']='';
if(!isset($photos))         $photos=array();
if(!isset($album_title))     $album_title='';

## Command for clear cache
if($_GET['album']=='cc') PhotoGallery::clearCache();

## Root url
define('ROOT_URL', PhotoGallery::getRootUrl());

## Validate if the file exists
if(!file_exists(MAIN_FILENAME))
{
    $cache = PhotoGallery::getData(URL_FEED);
    $create = PhotoGallery::createCacheFile(MAIN_FILENAME, $cache);
    if(!$create)
    {
        throw new Exception('Cannot write the cache file. Remember to set permissions chmod 777 to folder cache.');
    }
}

## Get all galleries
$galleries = PhotoGallery::allGalleries(MAIN_FILENAME, ACCOUNT_NAME);

## Count galleries
$gallery_count = count($galleries);

## If variable album isn't empty
if($_GET['album'])
{
    ## Content of xml file
    $data = PhotoGallery::getContentOfXml(ACCOUNT_NAME, $_GET['album']);
    
    ## RSS link
    $rss_link = PhotoGallery::getRssLink($data);
    
    ## Name of the cache file
    $filename = 'cache/picasa.'.md5($rss_link).'.html';
    
    ## Validate if the file exists
    if(!file_exists($filename))
    {
        $data = PhotoGallery::getData($rss_link);
        $create = PhotoGallery::createCacheFile($filename, $data);
        if(!$create)
        {
            throw new Exception('Cannot write the cache file. Remember to set permissions chmod 777 to folder cache.');
        }
    }
    
    $galleries = array();
    
    ## Album data
    $album = PhotoGallery::getAlbum($filename);
    
    if(!$album)
    {
        throw new Exception('Google Error 500');
    }
    
    ## All photos of a album
    $photos = $album['photos'];
    
    ## Count photos
    $photos_count = count($photos);
    
    ## Title of a album
    $album_title = $album['title'];
    
    ## Url for the embed tag of picasa
    $url_api = PhotoGallery::formatUrlForEmbedTag($rss_link);
}

## Templates
include('templates/index.php');

?>