[更新]增加网页授权和前端JSSDK支持

Wechat/Card.php

@@ -611,18 +611,6 @@ class Card extends Wechat
         return $this->httpPostForJson($url, $data);
     }
 
-    /**
-     * 获取JSAPI_TICKET接口
-     * @param string $type TICKET类型(wx_card|jsapi)
-     * @return array
-     * @throws Exceptions\InvalidResponseException
-     * @throws Exceptions\LocalCacheException
-     */
-    public function getTicket($type = 'jsapi')
-    {
-        $url = "https://api.weixin.qq.com/cgi-bin/ticket/getticket?access_token=ACCESS_TOKEN&type={$type}";
-        $this->registerApi($url, __FUNCTION__, func_get_args());
-        return $this->httpGetForJson($url);
-    }
+
 
 }

Wechat/Contracts/Tools.php

@@ -31,6 +31,41 @@ class Tools
      */
     public static $cache_path = null;
 
+
+    /**
+     * 产生随机字符串
+     * @param int $length 指定字符长度
+     * @param string $str 字符串前缀
+     * @return string
+     */
+    public static function createNoncestr($length = 32, $str = "")
+    {
+        $chars = "abcdefghijklmnopqrstuvwxyz0123456789";
+        for ($i = 0; $i < $length; $i++) {
+            $str .= substr($chars, mt_rand(0, strlen($chars) - 1), 1);
+        }
+        return $str;
+    }
+
+    /**
+     * 数据生成签名
+     * @param array $data 签名数组
+     * @param string $method 签名方法
+     * @return bool|string 签名值
+     */
+    public static function getSignature($data, $method = "sha1")
+    {
+        if (!function_exists($method)) {
+            return false;
+        }
+        ksort($data);
+        $params = [];
+        foreach ($data as $key => $value) {
+            $params[] = "{$key}={$value}";
+        }
+        return $method(join('&', $params));
+    }
+
     /**
      * 根据文件后缀获取文件MINE
      * @param array $ext 文件后缀

Wechat/Oauth.php

@@ -0,0 +1,94 @@
+<?php
+
+// +----------------------------------------------------------------------
+// | WeChatDeveloper
+// +----------------------------------------------------------------------
+// | 版权所有 2014~2018 广州楚才信息科技有限公司 [ http://www.cuci.cc ]
+// +----------------------------------------------------------------------
+// | 官方网站: http://think.ctolog.com
+// +----------------------------------------------------------------------
+// | 开源协议 ( https://mit-license.org )
+// +----------------------------------------------------------------------
+// | github开源项目：https://github.com/zoujingli/WeChatDeveloper
+// +----------------------------------------------------------------------
+
+namespace Wechat;
+
+
+use Wechat\Contracts\Wechat;
+
+/**
+ * 微信网页授权
+ * Class Oauth
+ * @package Wechat
+ */
+class Oauth extends Wechat
+{
+
+    /**
+     * Oauth 授权跳转接口
+     * @param string $redirect_url 授权回跳地址
+     * @param string $state 为重定向后会带上state参数（填写a-zA-Z0-9的参数值，最多128字节）
+     * @param string $scope 授权类类型(可选值snsapi_base|snsapi_userinfo)
+     * @return string
+     */
+    public function getOauthRedirect($redirect_url, $state = '', $scope = 'snsapi_base')
+    {
+        $appid = $this->config->get('appid');
+        $redirect_uri = urlencode($redirect_url);
+        return "https://open.weixin.qq.com/connect/oauth2/authorize?appid={$appid}&redirect_uri={$redirect_uri}&response_type=code&scope={$scope}&state={$state}#wechat_redirect";
+    }
+
+    /**
+     * 通过 code 获取 AccessToken 和 openid
+     * @return bool|array
+     */
+    public function getOauthAccessToken()
+    {
+        $appid = $this->config->get('appid');
+        $appsecret = $this->config->get('appsecret');
+        $code = isset($_GET['code']) ? $_GET['code'] : '';
+        $url = " https://api.weixin.qq.com/sns/oauth2/access_token?appid={$appid}&secret={$appsecret}&code={$code}&grant_type=authorization_code";
+        return $this->httpGetForJson($url);
+    }
+
+    /**
+     * 刷新access token并续期
+     * @param string $refresh_token
+     * @return bool|array
+     */
+    public function getOauthRefreshToken($refresh_token)
+    {
+        $appid = $this->config->get('appid');
+        $url = "https://api.weixin.qq.com/sns/oauth2/refresh_token?appid={$appid}&grant_type=refresh_token&refresh_token={$refresh_token}";
+        return $this->httpGetForJson($url);
+    }
+
+    /**
+     * 检验授权凭证（access_token）是否有效
+     * @param string $access_token 网页授权接口调用凭证,注意：此access_token与基础支持的access_token不同
+     * @param string $openid 用户的唯一标识
+     * @return array
+     */
+    public function checkOauthAccessToken($access_token, $openid)
+    {
+        $url = "https://api.weixin.qq.com/sns/auth?access_token={$access_token}&openid={$openid}";
+        return $this->httpGetForJson($url);
+    }
+
+    /**
+     * 拉取用户信息(需scope为 snsapi_userinfo)
+     * @param string $openid 用户的唯一标识
+     * @param string $lang 返回国家地区语言版本，zh_CN 简体，zh_TW 繁体，en 英语
+     * @return array
+     * @throws Exceptions\InvalidResponseException
+     * @throws Exceptions\LocalCacheException
+     */
+    public function getUserInfo($openid, $lang = 'zh_CN')
+    {
+        $url = "https://api.weixin.qq.com/sns/userinfo?access_token=ACCESS_TOKEN&openid={$openid}&lang={$lang}";
+        $this->registerApi($url, __FUNCTION__, func_get_args());
+        return $this->httpGetForJson($url);
+    }
+
+}

Wechat/Script.php

@@ -0,0 +1,101 @@
+<?php
+
+// +----------------------------------------------------------------------
+// | WeChatDeveloper
+// +----------------------------------------------------------------------
+// | 版权所有 2014~2018 广州楚才信息科技有限公司 [ http://www.cuci.cc ]
+// +----------------------------------------------------------------------
+// | 官方网站: http://think.ctolog.com
+// +----------------------------------------------------------------------
+// | 开源协议 ( https://mit-license.org )
+// +----------------------------------------------------------------------
+// | github开源项目：https://github.com/zoujingli/WeChatDeveloper
+// +----------------------------------------------------------------------
+
+namespace Wechat;
+
+use Wechat\Contracts\Tools;
+use Wechat\Contracts\Wechat;
+use Wechat\Exceptions\InvalidResponseException;
+
+/**
+ * 微信前端支持
+ * Class Script
+ * @package Wechat
+ */
+class Script extends Wechat
+{
+
+    /**
+     * 删除JSAPI授权TICKET
+     * @param string $type TICKET类型(wx_card|jsapi)
+     * @param string $appid 强制指定有效APPID
+     * @return void
+     */
+    public function delTicket($type = 'jsapi', $appid = '')
+    {
+        empty($appid) ?: $appid = $this->config->get('appid');
+        $cache_name = "wechat_{$type}_ticket_{$appid}";
+        Tools::delCache($cache_name);
+    }
+
+    /**
+     * 获取JSAPI_TICKET接口
+     * @param string $type TICKET类型(wx_card|jsapi)
+     * @param string $appid 强制指定有效APPID
+     * @return string
+     * @throws Exceptions\InvalidResponseException
+     * @throws Exceptions\LocalCacheException
+     */
+    public function getTicket($type = 'jsapi', $appid = '')
+    {
+        empty($appid) ?: $appid = $this->config->get('appid');
+        $cache_name = "wechat_{$type}_ticket_{$appid}";
+        $ticket = Tools::getCache($cache_name);
+        if (empty($ticket)) {
+            $url = "https://api.weixin.qq.com/cgi-bin/ticket/getticket?access_token=ACCESS_TOKEN&type={$type}";
+            $this->registerApi($url, __FUNCTION__, func_get_args());
+            $result = $this->httpGetForJson($url);
+            if (empty($result['ticket'])) {
+                throw new InvalidResponseException('Invalid Resoponse Ticket.', '0');
+            }
+            Tools::setCache($cache_name, $ticket = $result['ticket']);
+        }
+        return $ticket;
+    }
+
+    /**
+     * 获取JsApi使用签名
+     * @param string $url 网页的URL
+     * @param string $appid 用于多个appid时使用(可空)
+     * @param string $ticket 强制指定ticket
+     * @return array
+     * @throws Exceptions\LocalCacheException
+     * @throws InvalidResponseException
+     */
+    public function getJsSign($url, $appid = '', $ticket = '')
+    {
+        list($url,) = explode('#', $url);
+        empty($ticket) ?: $ticket = $this->getTicket('jsapi');
+        empty($appid) ?: $appid = $this->config->get('appid');
+        $data = ["url" => $url, "timestamp" => time(), "jsapi_ticket" => $ticket, "noncestr" => Tools::createNoncestr(16)];
+        return [
+            'debug'     => false,
+            "appId"     => $appid,
+            "nonceStr"  => $data['noncestr'],
+            "timestamp" => $data['timestamp'],
+            "signature" => Tools::getSignature($data, 'sha1'),
+            'jsApiList' => [
+                'onWXDeviceBluetoothStateChange', 'onWXDeviceStateChange',
+                'openProductSpecificView', 'addCard', 'chooseCard', 'openCard',
+                'translateVoice', 'getNetworkType', 'openLocation', 'getLocation',
+                'onMenuShareTimeline', 'onMenuShareAppMessage', 'onMenuShareQQ', 'onMenuShareWeibo', 'onMenuShareQZone',
+                'chooseImage', 'previewImage', 'uploadImage', 'downloadImage', 'closeWindow', 'scanQRCode', 'chooseWXPay',
+                'hideOptionMenu', 'showOptionMenu', 'hideMenuItems', 'showMenuItems', 'hideAllNonBaseMenuItem', 'showAllNonBaseMenuItem',
+                'startScanWXDevice', 'stopScanWXDevice', 'onWXDeviceBindStateChange', 'onScanWXDeviceResult', 'onReceiveDataFromWXDevice',
+                'startRecord', 'stopRecord', 'onVoiceRecordEnd', 'playVoice', 'pauseVoice', 'stopVoice', 'onVoicePlayEnd', 'uploadVoice', 'downloadVoice',
+                'openWXDeviceLib', 'closeWXDeviceLib', 'getWXDeviceInfos', 'sendDataToWXDevice', 'disconnectWXDevice', 'getWXDeviceTicket', 'connectWXDevice',
+            ],
+        ];
+    }
+}