<?php
namespace Open;

use \Helpers\View as view;
use \Helpers\Curl;
use \Open\Source;
use \Open\Listener\ClientListener as Listener;

class Client extends \Zend_Controller_Plugin_Abstract
{
	public $db;
	public $config;
	public $table;
	private $source = NULL;
	private $target;
	
	public $events;

	public function __construct($target = NULL){
		if(empty($db))
		{
			$this->db = \Zend_Registry::get('db');
		}else{
			$this->db = $db;
		}
		
		$this->config = \Zend_Registry::get('config');
		
		$this->table = new \Helpers\Table();
		
		$this->target = $target;
		
		$Listener = new Listener();
		@$this->events()->attachAggregate($Listener);
	}
	
	public function events(\Zend_EventManager_EventCollection $events = NULL)
    {
        if ($events !== NULL) {
            $this->events = $events;
        } elseif ($this->events === NULL) {
            $this->events = new \Zend_EventManager_EventManager(__CLASS__);
        }
        return $this->events;
    }
	
	public function initSource()
	{
		$this->source = new Source('westdc');
	}
	
	public function getSource()
	{
		return $this->source;
	}
	
	//创建获取Code的URL
	public function makeRequestCodeUrl($target = NULL)
	{
		if(empty($this->source))
		{
			$this->initSource();
		}
		
		if(empty($target))
		{
			$target = $this->target;
		}
		
		$main_target = $this->source->getTarget($target);
		
		if($main_target === false)
		{
			return "此登录接口可能不存在";
		}
		
		$source = $this->source->getSource($target);

		if($source === false)
		{
			return "此登录接口暂不可用";
		}
		
		$main_url = $main_target['code'];
		
		$param = array(
			$source->param['id'] => $source->config['id'],
			$source->param['secret'] => $source->config['secret'],
			$source->param['callback'] => $source->config['callback'],
			$source->param['code_response'] => $main_target['code_response']
		);
		
		if(isset($source->config['other']))
		{
			$param = array_merge($param,$source->config['other']);
		}
		
		$url = $main_url."?".http_build_query($param);
		
		return $url;
		
	}
	
	//获得token
	public function requestToken($code,$target = NULL)
	{
		if(empty($target))
		{
			$target = $this->target;
		}
		
		if(empty($code))
		{
			return "未获得您的授权码";
		}
		
		$main_target = $this->source->getTarget($target);
		$client = $this->source->getSource($target);
		
		if($client === false)
		{
			return "请求发生错误，登录接口不存在或者可能不再适用";
		}
		
		$main_url = $main_target['token'];
		$param = array(
			$client->param['id'] => $client->config['id'],
			$client->param['secret'] => $client->config['secret'],
			$client->param['grant_type'] => $main_target['grant_type'],
			$client->param['callback'] => $client->config['callback'],
			$client->param['code'] => $code
		);
		
		$curl = new Curl();
		$curl->port = 443;
		$curl->initOptions(array('verifyssl'=>false));
		$data = $curl->request($main_url,$param,"POST");
		
		$cache_data = json_decode($data['response'],true);
		
		if(!isset($cache_data['expires_in']))
		{
			return "未获得授权信息，请重试链接";
		}
		
		return $cache_data;
		
	}
	
	//储存token信息
	public function storageTokenData($type,$token)
	{
		if(empty($type))
		{
			return "接口类型错误";
		}
		
		if(empty($token))
		{
			return "登录信息有误，请重新登录";
		}
		
		$param = compact("type","token");
		
		$results = $this->events()->trigger('tokenStorage', $this, $param);
		return $cache_data = $results->bottom();
	
	}
	
	
	
}