yii调用微信接口扫二维码

<?php/** * desc:微信js调用类 * author:[e-mail] * date:2016-07-04 */namespace application\vendors\weixin;class Jssdk {    private $appId;    private $appSecret;    public function __construct($appId, $appSecret) {        $this->appId = $appId;        $this->appSecret = $appSecret;    }        public function getSignPackage(){        $jsapiTicket = $this->getJsApiTicket();        $url = "http://$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]";        $timestamp = time();        $nonceStr = $this->createNonceStr();        $string = "jsapi_ticket=$jsapiTicket&noncestr=$nonceStr×tamp=$timestamp&url=$url";        $signature = sha1($string);        $signPackage = array(            "appId" => $this->appId,            "nonceStr" => $nonceStr,            "timestamp" => $timestamp,            "url" => $url,            "signature" => $signature,            "rawString" => $string        );        return $signPackage;    }    private function createNonceStr($length = 16) {        $chars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";        $str = "";        for ($i = 0; $i < $length; $i++) {            $str .= substr($chars, mt_rand(0, strlen($chars) - 1), 1);        }        return $str;    }    private function getJsApiTicket() {        // jsapi_ticket 应该全局存储与更新，以下代码以写入到文件中做示例        $data = json_decode(file_get_contents(dirname(__FILE__).'/jsapi_ticket.json'));        //$data = (object)array();        if ($data->expire_time < time()) {            $accessToken = $this->getAccessToken();            $url = "https://api.weixin.qq.com/cgi-bin/ticket/getticket?type=jsapi&access_token=$accessToken";            $res = json_decode($this->httpGet($url));            $ticket = $res->ticket;            if ($ticket) {                $data->expire_time = time() + 7000;                $data->jsapi_ticket = $ticket;                $fp = fopen(dirname(__FILE__)."/jsapi_ticket.json", "w");                fwrite($fp, json_encode($data));                fclose($fp);            }        } else {            $ticket = $data->jsapi_ticket;        }        return $ticket;    }    private function getAccessToken() {        // access_token 应该全局存储与更新，以下代码以写入到文件中做示例        $data = json_decode(file_get_contents(dirname(__FILE__)."/access_token.json"));          //$data = (object)array();        if ($data->expire_time < time()) {            $url = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=$this->appId&secret=$this->appSecret";            $res = json_decode($this->httpGet($url));            $access_token = $res->access_token;            if ($access_token) {                $data->expire_time = time() + 7000;                $data->access_token = $access_token;                $fp = fopen(dirname(__FILE__)."/access_token.json", "w");                fwrite($fp, json_encode($data));                fclose($fp);            }        } else {            $access_token = $data->access_token;        }        return $access_token;    }    function httpGet($url) {        $ch = curl_init();        curl_setopt($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, 1);        curl_setopt($ch, CURLOPT_AUTOREFERER, 1);        // curl_setopt($ch, CURLOPT_POSTFIELDS, $data);        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);        $temp = curl_exec($ch);        curl_close($ch);        return $temp;    }}?>

controller

<?php/** * desc:h5签到相关 * author:[e-mail] * date:2016-06-22 */use application\vendors\weixin\Jssdk;class SignController extends Controller {    private $appid = 'xxx';    private $appsecret = 'xxx';       /**     * desc:得到活动详情     */    public function actionGet_activity() {        $request = Yii::app()->request;        $userId = intval($request->getParam('userid'));        if ($userId < 1) {            echo '验证失败';            exit;        }        $activityId = intval($request->getParam('activityid'));        if ($activityId < 1) {            echo '验证失败';            exit;        }        $criteria = new CDbCriteria;        $criteria->select = 'id, title, address, starttime, num';        $activity = Activity::model()->findbypk($activityId, $criteria);        if (empty($activity)) {            echo '您所查询的数据不存在';exit;        }        $jssdk = new Jssdk($this->appid, $this->appsecret);$signPackage = $jssdk->getSignPackage();                $data = array();        $token = md5(microtime(true));        Yii::app()->session['signtoken'] = $token;        $data['userid'] = $userId;        $data['activity'] = $activity;        $data['token'] = $token;        $data['signPackage'] = $signPackage;        $this->renderPartial('sign', $data);    }        /**     * desc:json输出     */    private function _showMsg($data) {        echo json_encode($data);        exit;    }}

html中的js

<script src="http://res.wx.qq.com/open/js/jweixin-1.0.0.js"></script>        <script>                    /*/初始化扫描二维码按钮，传入自定义的 node-type 属性                     $(function () {                     Qrcode.init($('[node-type=qr-btn]'));                     });*/                    var getuserurl = "<?php echo $this->createUrl('sign/get_userinfo'); ?>";/**得到用户信息*/                    var signurl = "<?php echo $this->createUrl('sign/sign'); ?>";/**得到用户信息*/                    var registrationurl = "<?php echo $this->createUrl('sign/registration'); ?>";/**得到用户信息*/                    /**扫码*/                    wx.config({                        debug: false, // 开启调试模式,调用的所有api的返回值会在客户端alert出来，若要查看传入的参数，可以在pc端打开，参数信息会通过log打出，仅在pc端时才会打印。                        appId: "<?php echo $signPackage["appId"]; ?>", // 必填，公众号的唯一标识                        timestamp: <?php echo $signPackage["timestamp"]; ?>, // 必填，生成签名的时间戳                        nonceStr: "<?php echo $signPackage["nonceStr"]; ?>", // 必填，生成签名的随机串                        signature: "<?php echo $signPackage["signature"]; ?>", // 必填，签名，见附录1                        jsApiList: [// 必填，需要使用的JS接口列表，所有JS接口列表见附录2                            'scanQRCode'                        ]                    });                    $(".smqd").click(function () {                        wx.scanQRCode({                            needResult: 1, // 默认为0，扫描结果由微信处理，1则直接返回扫描结果，                            scanType: ["qrCode", "barCode"], // 可以指定扫二维码还是一维码，默认二者都有                            success: function (res) {                                var result = res.resultStr; // 当needResult 为 1 时，扫码返回的结果                                if (result.indexOf("=") > 0) {                                    var arr = result.split("=");                                    var baomingid = arr[arr.length - 1];                                } else {                                    var arr = result.split("/");                                    var baomingid = arr[arr.length - 1];                                }                                if (isNaN(baomingid)) {                                    alert("获取二维码信息失败。请输入邀请码。");                                    return false;                                }                                $.post(getuserurl, {'id': baomingid}, function (data) {                                    if (data.status != 300) {                                        $(".phone").val(data.mobile);                                        $(".username").val(data.realname);                                        $(".company").val(data.company);                                        $(".signupid").val(data.id);                                        $(".baocun").attr("data-type", 1);                                        $(".zhezhaoceng,.adduserceng").show();                                    } else {                                        alert(data.info)                                    }                                }, 'json');                            }                        });                    })                    wx.error(function (res) {                        alert(res);                    });

希望大家多多交流。qq:274501366