php获取微信用户信息（没测试过）

<?php
/**
 * 通过$appid、$appsecret获得基础支持的接口唯一凭证access_token，返回值为array类型
 */
function get_access_token_base($appid , $appsecret ) {
        $url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=$appid&secret=$secret";
        $output = https_request( $url );
        $jsoninfo = json_decode($output, true);
        return $jsoninfo;
}  

//=======================================================================================================================================  

/**
 * 通过网页授权access_token和用户openid获取用户信息
 * 返回值为array类型
 */
public function get_userinfo($access_token , $openid ) {
    $url = "https://api.weixin.qq.com/sns/userinfo?access_token=$access_token&openid=$openid&lang=zh_CN";
    $output = https_request( $url );
    $jsoninfo = json_decode($output, true);
    return $jsoninfo;
}  

//=======================================================================================================================================  

/**
 * 获取JS接口中的签名signature
 */
function jssdk( $appid , $appsecret ，$access_token){
    //获取缓存的access_token
    $access_token = S('access_token');
    if( $access_token =="" ) {
        $jsoninfo = $this->get_access_token( $appid, $appsecret );
        $access_token = $jsoninfo['access_token'];
        S('access_token' , $access_token , );
    }  

    $jsapi = file_get_contents("https://api.weixin.qq.com/cgi-bin/ticket/getticket?access_token=".$access_token."&type=jsapi");
    $jsapi = json_decode($jsapi);
    $j = get_object_vars($jsapi);
    $jsapi = $j['ticket'];//get JSAPI  

    $time = ;
    $noncestr= $time;
    $jsapi_ticket= $jsapi;
    $timestamp=$time;
    $url='http://'.$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'];
    $and = "jsapi_ticket=".$jsapi_ticket."&noncestr=".$noncestr."×tamp=".$timestamp."&url=".$url."";
    $signature = sha1($and);
    return $signature;
}  

//=======================================================================================================================================  

/**
 * 若在TP框架中，可用此方法将微信JS接口所需要的参数传递至模板中
 */
function js_param_to_temp( $appid , $appsecret, $access_token ) {
    //获取缓存的access_token
    $access_token = S('access_token');
    if( $access_token =="" ) {
        $jsoninfo = $this->get_access_token( $appid, $appsecret );
        $access_token = $jsoninfo['access_token'];
        S('access_token' , $access_token , );
    }
    $this->assign('appid' , $appid);
    $jsapi = file_get_contents("https://api.weixin.qq.com/cgi-bin/ticket/getticket?access_token=".$access_token."&type=jsapi");
    $jsapi = json_decode($jsapi);
    //将对象转为数组
    $j = get_object_vars($jsapi);
    $jsapi = $j['ticket'];//get JSAPI  

    $time = time();
    $noncestr= $time;
    $this->assign('noncestr' , $noncestr);
    $jsapi_ticket= $jsapi;
    $timestamp=$time;
    $this->assign('timestamp' , $timestamp);
    $url='http://'.$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'];
    $and = "jsapi_ticket=".$jsapi_ticket."&noncestr=".$noncestr."×tamp=".$timestamp."&url=".$url."";
    $signature = sha1($and);
    $this->assign('signatrue' , $signature);  

}  

//=======================================================================================================================================  

/**
 * 构造获取用户信息所需要的code，的链接
 * $jump_url:为用户授权后的跳转地址，可用get方式获取code，且只能使用一次
 * $scope:为应用授权作用域，snsapi_base （不弹出授权页面，直接跳转，只能获取用户openid），
 * snsapi_userinfo: （弹出授权页面，可通过openid拿到昵称、性别、所在地。并且，即使在未关注的情况下，只要用户授权，也能获取其信息）
 */
function construct_getcode_url( $appid, $jump_url, $scope="snsapi_userinfo" ) {
    $jump_u = urlencode( $jump_url );
    $url = "https://open.weixin.qq.com/connect/oauth2/authorize?appid=" . $appid .
    "&redirect_uri=" . $jump_url . "&response_type=code&scope=" . $scope . "&state=1#wechat_redirect";
    return $url;
}  

//=======================================================================================================================================  

/**
 * 获取网页授权access_token
 * 所需要的参数必须有用户授权后返回的code值
 * 返回值为array类型
 * 包括：access_token、expires_in、refresh_token、scope、unionid
 */
function get_access_token_web( $appid, $appsecret, $code ) {
    $url = "https://api.weixin.qq.com/sns/oauth2/access_token?appid=". $appid ."&secret=". $appsecret ."&code=". $code ."CODE&grant_type=authorization_code";
    $output = https_request( $url );
    $jsoninfo = json_decode($output, true);
    return $jsoninfo;
}  

//=======================================================================================================================================  

/**
 * 检验access_token是否有效
 * access_token为网页授权接口凭证
 * openid为用户ID
 */
function check_access_token( $access_token , $openid ) {
    $url = "https://api.weixin.qq.com/sns/auth?access_token=". $access_token ."&openid=". $openid ;
    $output = https_request( $url );
    $jsoninfo = json_decode($output, true);
    if( $jsoninfo['errcode'] ==  ) {
        return true;
    } else {
        return false;
    }
}  

//=======================================================================================================================================  

/**
 * 数据请求
 * @return string $output 返回的数据，未解码
 */
function https_request($url, $data = null){
    $curl = curl_init();
    curl_setopt($curl, CURLOPT_URL, $url);
    curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE);
    curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, FALSE);
    if (!empty($data)){
        curl_setopt($curl, CURLOPT_POST, );
        curl_setopt($curl, CURLOPT_POSTFIELDS, $data);
    }
    curl_setopt($curl, CURLOPT_RETURNTRANSFER, );
    $output = curl_exec($curl);
    curl_close($curl);
    return $output;
}  

//=======================================================================================================================================  

/**
 *  此接口唯一凭证access_token为基础凭证
 *  返回的信息全面
 */
function get_user_info( $access_token, $openid ) {
    $url = "https://api.weixin.qq.com/cgi-bin/user/info?access_token=". $access_token ."&openid=". $openid ."&lang=zh_CN";
    $output = https_request( $url );
    $jsoninfo = json_decode($output, true);
    return jsoninfo;
}  

//========================================================================================================================================  

/**
 *  此接口为用公众号接口唯一凭证access_token和用户openid获取用户信息，包括订阅、头像、昵称等详细信息
 *  @param string $access_token :公众号接口唯一凭证
 *  @param string $openid :用户openid
 *  @return array :用户详细信息
 */
function get_user_if( $access_token, $openid ) {
    $url = "https://api.weixin.qq.com/cgi-bin/user/info?access_token=". $access_token ."&openid=" . $openid . "&lang=zh_CN";
    $output = https_request( $url );
    $jsoninfo = json_decode($output, true);
    return $jsoninfo;
}  

//========================================================================================================================================  

/**
 * 菜单类处理 (***未完善***)
 * @param access_token:公众号基础接口
 * @param action:操作：0:创建；1:查询；2:删除；3:获取菜单配置接口
 * @param data:菜单处理json数据
 * @return info:处理结果
 */
function menu_handle( $access_token, $action, $data ) {
    switch ($action) {
        case :
            $url = "https://api.weixin.qq.com/cgi-bin/menu/create?access_token=" . $access_token;
            //post方式提交
            $ch = curl_init();
            curl_setopt($ch, CURLOPT_URL, $url);
            curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "POST");
            curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
            curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE);
            curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/5.0 (compatible; MSIE 5.01; Windows NT 5.0)');
            curl_setopt($ch, CURLOPT_FOLLOWLOCATION, );
            curl_setopt($ch, CURLOPT_AUTOREFERER, );
            //带上数据
            curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
            curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
            //反馈数据
            $info = curl_exec($ch);
            if (curl_errno($ch)) {
                echo 'Errno'.curl_error($ch);
            }
            curl_close($ch);
            break;
        case :
            $url = "https://api.weixin.qq.com/cgi-bin/menu/get?access_token=" . $access_token;
            $info = https_request( $url );
            break;
        case :
            $url = "https://api.weixin.qq.com/cgi-bin/menu/delete?access_token=" . $access_token;
            $info = https_request( $url );
            break;
        case :
            $url = "https://api.weixin.qq.com/cgi-bin/get_current_selfmenu_info?access_token=" . $access_token;
            $info = https_request( $url );
            break;
    }
    return $info;  

}