protected function _getTokenFromServer()
{
$params = ['appid' => $this->appId, 'secret' => $this->appSecret, 'grant_type' => 'client_credential'];
$token = $this->parseJSON(Http::get(self::API_TOKEN_GET, $params));
if (empty($token['access_token'])) {
trigger_error('Request AccessToken fail. response: ' . json_encode($token, JSON_UNESCAPED_UNICODE), E_USER_ERROR);
}
return $token;
}
/**
* 获取jsticket.
*
* @return string
*/
public function getTicket()
{
$key = 'pakey_wechat_jsapi_ticket.' . $this->appId;
$data = Cache::get($key);
if (!$data || empty($data['ticket'])) {
$token = $this->getToken();
$data = $this->parseJSON(Http::get(self::API_TICKET, ['access_token' => $token]));
if ($data && !empty($data['ticket'])) {
Cache::set($key, $data, $data['expires_in'] / 10);
} else {
$data['ticket'] = null;
}
}
return $data['ticket'];
}
/**
* 获取access token
*
* @param string $code
*
* @return string
*/
public function getAccessPermission($code)
{
$params = array('appid' => $this->appId, 'secret' => $this->appSecret, 'code' => $code, 'grant_type' => 'authorization_code');
$res = $this->parseJSON(Http::post(self::API_TOKEN_GET . '?' . http_build_query($params)));
if (isset($res['errorcode'])) {
trigger_error('get access_token error: ' . $res['errormsg'], E_USER_ERROR);
}
return $this->lastPermission = $res;
}
/**
* 获取jsticket.
*
* @return string
*/
public function getTicket()
{
$key = 'pakey_wechat_jsapi_ticket.' . $this->appId;
// for php 5.3
$appId = $this->appId;
$appSecret = $this->appSecret;
$cache = $this->cache;
$apiTicket = self::API_TICKET;
return $this->cache->get($key, function ($key) use($appId, $appSecret, $cache, $apiTicket) {
$http = new Http(new AccessToken($appId, $appSecret));
$result = $http->get($apiTicket);
$cache->set($key, $result['ticket'], $result['expires_in']);
return $result['ticket'];
});
}
