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<?php

App::uses('Controller', 'Controller');

/**

 * Application Controller

 *

 * Add your application-wide methods in the class below, your controllers

 * will inherit them.

 *

 * @package       app.Controller

 * @link http://book.cakephp.org/2.0/en/controllers.html#the-app-controller

 */

class AppController extends Controller {

	public $components = array(

		'Session',

		'Auth' => array(

			'loginAction' => array('controller' => 'users', 'action' => 'login'),

			'allowedActions' => array('index', 'view', 'display')

		)			

	);

	var $helpers = array('Session', 'Form', 'Html');

	var $keywords = array('instagram followers','instagram button','instagram follow back','instagram tool','instagram automation','free istagram followers','instagram stats','instagram follow button');

	function beforeFilter() {

		$this->Auth->autoRedirect = false;		

		//Set config settings according to domain

		// get host name from URL

		preg_match('@^(?:http://)?([^/]+)@i',$_SERVER['HTTP_HOST'], $matches);

		$host = $matches[1];

		switch($host){			

			case 'localdtr':

				Configure::load('dev');

				break;

			default:

			case 'www.profittill.com':

			case 'profittill.com':

			case 'api.profittill.com':

				Configure::load('live');

				break;

		}

		$facebookConfig = Configure::read("Facebook");		

		$categories = Configure::read('Categories');

		//Facebook configuration

		$this->set('fbappid', $facebookConfig['fbappid']);

		$this->set('apihost', Configure::read('apihost'));

	   	$sessionState = $this->Session->read('state');

		if(!isset($sessionState)){

			$this->Session->write('state' , md5(uniqid(rand(), TRUE))); // CSRF protection

		}

	 	$dialog_url = "https://www.facebook.com/dialog/oauth?client_id=" 

		   . $facebookConfig['fbappid'] . "&redirect_uri=" . urlencode($facebookConfig['base_url'].'/users/checkfbuser/') . "&state="

		   . $this->Session->read('state').'&scope=publish_stream,email,user_birthday,publish_actions,user_location';

	   	$this->set('dialog_url', $dialog_url);

		$this->set('description','Why spend money when you can get something for free');

		$this->set('categories',$categories);

		if(isset($this->params['admin'])) {

    		$this->layout = 'admin';

    	}		

		$staticVersion = Configure::read('staticversion');

		$this->set('staticversion',$staticVersion);

    }

    function isAuthorized() {

        return $this->Auth->user('id');

    }

    function isFbAuthorized() {

        return $this->Session->read('facebook_id');

    }

    function afterFilter() {

		$result['ucadcode'] = $this->ucadcode;

    }

    function beforeRender() {   

    	$this->set('logged_user', $this->Auth->user()); 	

        $this->set('base_url', 'http://' . $_SERVER['SERVER_NAME'] . Router::url('/'));

        // $this->set('base_url', 'http://api.profittill.com/');

    }

    function getallheaders() { 

	   $headers = ''; 

       foreach ($_SERVER as $name => $value) 

       { 

	   if (substr($name, 0, 5) == 'HTTP_') 

	   { 

	       $headers[str_replace(' ', '-', ucwords(strtolower(str_replace('_', ' ', substr($name, 5)))))] = $value; 

	   } 

       } 

       return $headers; 

    } 

	function make_request($url,$fields,$format='json'){

		$this->log("[url] $url",'api');

		$this->log("[fields] ".print_r($fields,1),'api');

		$fields_string = '';

		//open connection

		$ch = curl_init();

		//set the url, number of POST vars, POST data

		curl_setopt($ch,CURLOPT_URL, $url);

		curl_setopt($ch,CURLOPT_RETURNTRANSFER , true);

		if(!empty($fields)) {

			curl_setopt($ch,CURLOPT_POSTFIELDS, $fields);

			curl_setopt($ch, CURLOPT_HTTPHEADER, array(                                                                          

			    'Content-Type: application/json',                                                                                

			    'Content-Length: ' . strlen($fields))                                                                       

			);   

		}

		//execute post

		$result = curl_exec($ch);

		$this->log("[response] ".print_r($result,1),'api');

		//close connection

		curl_close($ch);

		switch($format){

			case 'json':

			$response = json_decode($result,1);

			break;

		}

		return $response;	

	}

}