"PHP" a WeChat public number, multi-domain license to use the method! Code Relay

/* method under Unauthorized domain name! Called in order to get code*/

/**============================================================
* [Get_cyb_code get code from its own primary domain]
* @return [string] [code]
*/

Public Function Get_cyb_code ()
{
if (Empty ($_get[' code '))
{
$redirect _uri = UrlEncode ($_server[' http_host '].$_server[' php_self '). $_server[' query_string ');
Header ("location:http://authorized domain name/wxcode.php?redirect_uri=". $redirect _uri);
}
else{
Return $_get[' code ';
}
}

/* method under Authorized domain name */

$code = Get_oauth2_code ();//Invoke Web page authorization to get code
Echo $code;
if (!empty ($code)) {
Header ("location:http://". $_request[' Redirect_uri '). "? Code= ". $code);
}
echo $_request[' Redirect_uri '];

Under authorized domain name, get the code method

/**============================================================
* [Get_oauth2_code Obtain the Web user authorization interface in the code parameter]
* @return [string] [code]
*/
function Get_oauth2_code ()
{
if (Empty ($_get[' code '))
{
if (! APPID)
{
$this->show_msg (' AppID error! ');
Return
}
$redirect _uri = UrlEncode (' http://'. $_server[' http_host '].$_server[' php_self ']. $_server[' query_string ');
$para = Array (
"AppID" = AppID,
"Redirect_uri" = $redirect _uri,
"Response_type" = ' Code ',
"Scope" = ' snsapi_base ',
"state" = ' 123#wechat_redirect '
);
$url = "https://open.weixin.qq.com/connect/oauth2/authorize?appid=". APPID. " &redirect_uri= ". $para [' Redirect_uri ']." &response_type=code&scope=snsapi_userinfo&state=123#wechat_redirect ";
Header ("Location:". $url);
echo $url;
}
else{
Return $_get[' code ';
}
}

?>

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