<?php 
/**
 * Sitemap Deluxe v1.0 Beta
 *
 * by Cristian Deluxe http://www.cristiandeluxe.com // http://blog.cristiandeluxe.com
 * 
 * Licenced by a Creative Commons GNU LGPL license
 * http://creativecommons.org/license/cc-lgpl
 *
 * @copyright     Copyright 2008-2009, Cristian Deluxe (http://www.cristiandeluxe.com)
 * @link          http://bakery.cakephp.org/articles/view/sitemap-deluxe
 */ 
class SitemapsController extends AppController{
    var $name = 'Sitemaps';
    var $helpers = array('Time', 'Xml', 'Javascript');
    var $components = array('RequestHandler');
	var $uses = array();
	var $array_dynamic = array();
	var $array_static = array();
	var $sitemap_url = '/sitemap.xml';
	var $yahoo_key = 'insert your yahoo api key here';

	/* 
	 * Our sitemap 
	 */
    function index(){
       	Configure::write('debug', 0);		
		$this->__get_data();
		$this->set('dynamics', $this->array_dynamic);
		$this->set('statics', $this->array_static);		
		if ($this->RequestHandler->accepts('html')) {
			$this->RequestHandler->respondAs('html');
        } elseif ($this->RequestHandler->accepts('xml')) {
			$this->RequestHandler->respondAs('xml');
		}        
    }
	
	/* 
	 * Action for send sitemaps to search engines
	 */
	function send_sitemap() {
		// This action must be only for admins
	}
	
	/* 
	 * This make a simple robot.txt file use it if you don't have your own
	 */
	function robot() {
       	Configure::write('debug', 0);
		$expire = 25920000;
		header('Date: ' . date("D, j M Y G:i:s ", time()) . ' GMT');
		header('Expires: ' . gmdate("D, d M Y H:i:s", time() + $expire) . ' GMT');
		header('Content-Type: text/plain');
		header('Cache-Control: max-age='.$expire.', s-maxage='.$expire.', must-revalidate, proxy-revalidate');
		header('Pragma: nocache');
		echo 'User-Agent: *'."\n".'Allow: /'."\n".'Sitemap: ' . FULL_BASE_URL . $this->sitemap_url;
		exit();
	}

	/* 
	 * Here must be all our public controllers and actions
	 */
	function __get_data() {
		ClassRegistry::init('Post')->recursive = false;
		$this->__add_dynamic_section(
							 'Post', 
							 ClassRegistry::init('Post')->find('all', array('fields' => array('slug', 'modified', 'title'))), 
							 array(
									'controllertitle' => 'My Posts',
									'fields' => array('id' => 'slug'),
									'changefreq' => 'daily',
									'pr' => '1.0', 
									'url' => array('controller' => 'posts', 'action' => 'view')
								   )
							 );		
		$this->__add_static_section(
							 'Contact Form', 
							 array('controller' => 'contact', 'action' => 'index'), 
							 array(
									'changefreq' => 'yearly',
									'pr' => '0.4'
								   )
							 );		
		ClassRegistry::init('Gallery')->recursive = false;
		$this->__add_dynamic_section(
							 'Gallery', 
							 ClassRegistry::init('Gallery')->find('all', array('fields' => array('id', 'name'))), 
							 array(
									'controllertitle' => 'My supersite gallery',
									'fields' => array('title' => 'name', 'date' => false),
									'pr' => '0.7', 
									'changefreq' => 'weekly',
									'url' => array('controller' => 'gallery', 'action'=>'show')
								   )
							 );
	}
	
	/* 
	 * Add a "static" section
	 */
	function __add_static_section($title = null, $url = null, $options = null) {
		if(is_null($title) || empty($title) || is_null($url) || empty($url) ) {
			return false;
		}
		$defaultoptions = array(
								'pr' => '0.5', // Valid values range from 0.0 to 1.0
								'changefreq' => 'monthly',  // Possible values: always, hourly, daily, weekly, monthly, yearly, never
							);
		$options = array_merge($defaultoptions, $options);		
		$this->array_static[] = array(
									 'title' => $title,
									 'url' => $url,
									 'options' => $options
									 );		
	}
	
	
	/* 
	 * Add a section based on data from our database
	 */
	function __add_dynamic_section($model = null, $data = null, $options = null){
		if(is_null($model) || empty($model) || is_null($data) || empty($data) ) {
			return false;
		}		
		$defaultoptions = array(
									'fields' => array(
														'id' => 'id', 
														'date' => 'modified',
														'title' => 'title'
														),
									'controllertitle' => 'not set',
									'pr' => '0.5', // Valid values range from 0.0 to 1.0
									'changefreq' => 'monthly',  // Possible values: always, hourly, daily, weekly, monthly, yearly, never
									'url' => array(
												   'controller' => false, 
												   'action' => false, 
												   'index' => 'index'
												   )
								);
		$options = array_merge($defaultoptions, $options);
		$options['fields'] = array_merge($defaultoptions['fields'], $options['fields']);
		$options['url'] = array_merge($defaultoptions['url'], $options['url']);		
		if($options['fields']['date'] == false) {
			$options['fields']['date'] = time();
		}		
		$this->array_dynamic[] = array(
									 'model' => $model,
									 'options' => $options,
									 'data' => $data
									 );
	}
	
	/* 
	 * This make a GET petition to search engine url
	 */	
	function __ping_site($url = null, $params = null) {
		if(is_null($url) || empty($url) || is_null($params) || empty($params) ) {
			return false;	
		}
		App::import('Core', 'HttpSocket');
		$HttpSocket = new HttpSocket();
		$html = $HttpSocket->get($url, $params);
		return $HttpSocket->response;
	}
	
	/* 
	 * Show response for ajax based on a boolean result
	 */	
	function __ajaxresponse($result = false){
		if(!$result) {
			return 'fail';
		}
		return 'success';
	}
	
	/* 
	 * Function for ping Google
	 */	
	function ping_google() {
       	Configure::write('debug', 0);
		$url = 'http://www.google.com/webmasters/tools/ping';
		$params = 'sitemap=' . urlencode(FULL_BASE_URL . $this->sitemap_url);
		echo $this->__ajaxresponse($this->__check_ok_google( $this->__ping_site($url, $params) ));		
		exit();
	}
	
	/* 
	 * Function for check Google's response
	 */	
	function __check_ok_google($response = null){
		if( is_null($response) || !is_array($response) || empty($response) ) {
			return false;
		}
		if(
		   isset($response['status']['code']) && $response['status']['code'] == '200' &&
		   isset($response['status']['reason-phrase']) && $response['status']['reason-phrase'] == 'OK' &&
		   isset($response['body']) && !empty($response['body']) && 
		   strpos(strtolower($response['body']), "successfully added") != false) {
			return true;
		}
		return false;
	}
	
	/* 
	 * Function for ping Ask.com
	 */	
	function ping_ask() { // fail if we are in local environment
       	Configure::write('debug', 0);
		$url = 'http://submissions.ask.com/ping';
		$params = 'sitemap=' .  urlencode(FULL_BASE_URL . $this->sitemap_url);
		echo $this->__ajaxresponse($this->__check_ok_ask( $this->__ping_site($url, $params) ));
		exit();
	}
	
	/* 
	 * Function for check Ask's response
	 */	
	function __check_ok_ask($response = null){
		if( is_null($response) || !is_array($response) || empty($response) ) {
			return false;
		}
		if(
		   isset($response['status']['code']) && $response['status']['code'] == '200' &&
		   isset($response['status']['reason-phrase']) && $response['status']['reason-phrase'] == 'OK' &&
		   isset($response['body']) && !empty($response['body']) && 
		   strpos(strtolower($response['body']), "has been successfully received and added") != false) {
			return true;
		}
		return false;
	}
	
	/* 
	 * Function for ping Yahoo
	 */	
	function ping_yahoo() {
       	Configure::write('debug', 0);
		$url = 'http://search.yahooapis.com/SiteExplorerService/V1/updateNotification';
		$params = 'appid='.$this->yahoo_key.'&url=' . urlencode(FULL_BASE_URL . $this->sitemap_url);
		echo $this->__ajaxresponse($this->__check_ok_yahoo( $this->__ping_site($url, $params) ));
		exit();
	}
	
	/* 
	 * Function for check Yahoo's response
	 */	
	function __check_ok_yahoo($response = null){
		if( is_null($response) || !is_array($response) || empty($response) ) {
			return false;
		}
		if(
		   isset($response['status']['code']) && $response['status']['code'] == '200' &&
		   isset($response['status']['reason-phrase']) && $response['status']['reason-phrase'] == 'OK' &&
		   isset($response['body']) && !empty($response['body']) && 
		   strpos(strtolower($response['body']), "successfully submitted") != false) {
			return true;
		}
		return false;
	}
	
	/* 
	 * Function for ping Bing
	 */	
	function ping_bing() {
       	Configure::write('debug', 0);
		$url = 'http://www.bing.com/webmaster/ping.aspx';
		$params = '&siteMap=' . urlencode(FULL_BASE_URL . $this->sitemap_url);
		echo $this->__ajaxresponse($this->__check_ok_bing( $this->__ping_site($url, $params) ));
		exit();
	}
	
	/* 
	 * Function for check Bing's response
	 */	
	function __check_ok_bing($response = null){
		if( is_null($response) || !is_array($response) || empty($response) ) {
			return false;
		}
		if(
		   isset($response['status']['code']) && $response['status']['code'] == '200' &&
		   isset($response['status']['reason-phrase']) && $response['status']['reason-phrase'] == 'OK' &&
		   isset($response['body']) && !empty($response['body']) && 
		   strpos(strtolower($response['body']), "thanks for submitting your sitemap") != false) {
			return true;
		}
		return false;
	}
} 
?>