使用新浪接口的PHP代码示例及授权流程

新浪接口-例子 <?php
session_start();
require( 'demo/weibooauth.php' ); //php sdk文件
require( 'demo/config.php' );
function init($callbackURL, $isjump){
    $o = new WeiboOAuth(WB_AKEY, WB_SKEY );
    $keys = $o->getRequestToken();
    $ct=0;
    while($keys['oauth_token'] == NULL || $keys['oauth_token'] == ''){
        $keys = $o->getRequestToken();
        if ($ct++>3){
                echo "无法连上微博登录系统。";
                exit;
        }
    }
    $aurl = $o->getAuthorizeURL( $keys['oauth_token'] ,false , $callbackURL);
    $_SESSION['keys'] = $keys;  //存下来吧，以后用得到
    $_SESSION['loginURL'] = $aurl;  //存下来吧，以后用得到
    if ($isjump){
        header("Location: ".$aurl );
    }else{
        return $aurl;
    }
}
if (!isset($_SESSION['last_key'])){
    if(!isset($_SESSION['last_key'])&&isset($_SESSION['keys'])&&isset( $_REQUEST['oauth_verifier'] ) ){
        $o = new WeiboOAuth( WB_AKEY , WB_SKEY , $_SESSION['keys']['oauth_token'] , $_SESSION['keys']['oauth_token_secret']  );
        $last_key = $o->getAccessToken(  $_REQUEST['oauth_verifier'] ) ;
        if ($last_key!=null){
            $_SESSION['last_key'] = $last_key;