<?php
namespace Cas\Controller\CmdLine;

use KIF\Core\Controller;
use KIF\Cache\Memcached;
use KIF\Core\Config;
/**
 * 获取微信Token
 * 执行：php /www/index.php -cCmdLine_GetWeixinToken
 * @author lihuanchun
 */
class GetWeixinToken extends Controller{
	
	private $accessTokenCacheName ;
	private $jsApiTicketCacheName ;
	private $appId ;
	private $appSecret ;
	private $thisTime ;
	private $objMemcached;
	
	public function run() {
		$action = $this->action;
		$this->$action();
	}
	
	
	/**
	 * 初始化
	 * 
	 */
	public function __construct(){
		$this->objMemcached = new Memcached();
		$this->thisTime = time();
		$wechat_cfg = Config::getInstance()->get('wechat_cfg');
		$this->appSecret = $wechat_cfg['appSecret'];
		$this->appId = $wechat_cfg['appId'];
		$this->jsApiTicketCacheName ='weixin_jsApiTicke';
		$this->accessTokenCacheName =  'weixin_AccessToken';
	}
	
	/**
	 * 每小时执一次：php /www/index.php -cCmdLine_GetWeixinToken
	 */
	public function doDefault(){
		#　统一执行
		$accessToken = $this->getAccessToken();
		$jsApiTicket = $this->getJsApiTicket($accessToken);
		
		print "
				时间:".date("Y-m-d H:i:s")."
				计算结果：\n
				accessToken:　{$accessToken}\n
				jsApiTicket:　{$jsApiTicket}\n
				";
		
	}
	
	
	/**
	 * 获取微信　AccessToken　存入　Memcached
	 */
	public function getAccessToken(){
		$url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=$this->appId&secret=$this->appSecret";
		$res = json_decode($this->httpGet($url));
		$accessToken = $res->access_token;
		$this->objMemcached -> set($this->accessTokenCacheName, $accessToken);
		return $accessToken;
	}
	
	/**
	 * 获取微信　JsApiTicket　存入　Memcached
	 */
	public function getJsApiTicket($accessToken){
		$url = "https://api.weixin.qq.com/cgi-bin/ticket/getticket?type=jsapi&access_token=$accessToken";
		$res = json_decode($this->httpGet($url));
		$jsApiTicket = $res->ticket;
		$this->objMemcached -> set($this->jsApiTicketCacheName, $jsApiTicket);
		return $jsApiTicket;
	}
	
	
	/**
	 * curl 请求
	 */
	private function httpGet($url) {
		$curl = curl_init();
		curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
		curl_setopt($curl, CURLOPT_TIMEOUT, 500);
		curl_setopt($curl, CURLOPT_URL, $url);
		$res = curl_exec($curl);
		curl_close($curl);
		return $res;
	}
	
	
}