first commit

.gitignore

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+# Created by https://www.gitignore.io
+
+### Composer ###
+composer.phar
+vendor/
+
+# Commit your application's lock file http://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file
+# You may choose to ignore a library lock file http://getcomposer.org/doc/02-libraries.md#lock-file
+# composer.lock

.styleci.yml

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+preset: symfony

LICENSE

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+The MIT License (MIT)
+
+Copyright (c) 2015 xyxu <[email protected]>
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

README.md

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+# Laravel Socialite weixin.qq.com(WeChat) OAuth2 Provider

composer.json

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+{
+    "name": "socialiteproviders/weixin",
+    "description": "Weixin OAuth2 Provider for Laravel Socialite",
+    "license": "MIT",
+    "authors": [{
+        "name": "xyxu",
+        "email": "[email protected]"
+    }],
+    "require": {
+        "php": ">=5.5.0",
+        "socialiteproviders/manager": "~1.0"
+    },
+    "autoload": {
+        "psr-4": {
+            "SocialiteProviders\\Weixin\\": "src/"
+        }
+    }
+}

src/Provider.php

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+<?php
+
+namespace SocialiteProviders\Weixin;
+
+use Laravel\Socialite\Two\AbstractProvider;
+use Laravel\Socialite\Two\ProviderInterface;
+use Laravel\Socialite\Two\User;
+
+class Provider extends AbstractProvider implements ProviderInterface
+{
+    /**
+     * {@inheritdoc}.
+     */
+    protected $openId;
+
+    /**
+     * {@inheritdoc}.
+     */
+    protected $scopes = ['snsapi_login'];
+
+    /**
+     * {@inheritdoc}.
+     */
+    protected function getAuthUrl($state)
+    {
+        return $this->buildAuthUrlFromBase('https://open.weixin.qq.com/connect/oauth2/authorize', $state);
+    }
+
+    /**
+     * {@inheritdoc}.
+     */
+    protected function buildAuthUrlFromBase($url, $state)
+    {
+        $session = $this->request->getSession();
+
+        $query = http_build_query($this->getCodeFields($state), '', '&', $this->encodingType);
+
+        return $url.'?'.$query.'#wechat_redirect';
+    }
+
+    /**
+     * {@inheritdoc}.
+     */
+    protected function getCodeFields($state = null)
+    {
+        return [
+            'appid' => $this->clientId, 'redirect_uri' => $this->redirectUrl,
+            'response_type' => 'code',
+            'scope' => $this->formatScopes($this->scopes, $this->scopeSeparator),
+            'state' => $state,
+        ];
+    }
+
+    /**
+     * {@inheritdoc}.
+     */
+    protected function getTokenUrl()
+    {
+        return 'https://api.weixin.qq.com/sns/oauth2/access_token';
+    }
+
+    /**
+     * {@inheritdoc}.
+     */
+    protected function getUserByToken($token)
+    {
+        $response = $this->getHttpClient()->get('https://api.weixin.qq.com/sns/userinfo', [
+            'query' => [
+                'access_token' => $token,
+                'openid' => $this->openId,
+                'lang' => 'zh_CN',
+            ],
+        ]);
+
+        return json_decode($response->getBody(), true);
+    }
+
+    /**
+     * {@inheritdoc}.
+     */
+    protected function mapUserToObject(array $user)
+    {
+        return (new User())->setRaw($user)->map([
+            'id' => $user['openid'], 'nickname' => $user['nickname'],
+            'avatar' => $user['headimgurl'], 'name' => null, 'email' => null,
+        ]);
+    }
+
+    /**
+     * {@inheritdoc}.
+     */
+    protected function getTokenFields($code)
+    {
+        return [
+            'appid' => $this->clientId, 'secret' => $this->clientSecret,
+            'code' => $code, 'grant_type' => 'authorization_code',
+        ];
+    }
+
+    /**
+     * {@inheritdoc}.
+     */
+    public function getAccessToken($code)
+    {
+        $response = $this->getHttpClient()->get($this->getTokenUrl(), [
+            'query' => $this->getTokenFields($code),
+        ]);
+
+        return $this->parseAccessToken($response->getBody()->getContents());
+    }
+
+    /**
+     * {@inheritdoc}.
+     */
+    protected function parseAccessToken($body)
+    {
+        $jsonArray = json_decode($body, true);
+        $this->openId = $jsonArray['openid'];
+
+        return $jsonArray['access_token'];
+    }
+
+    /**
+     * @param mixed $response
+     *
+     * @return string
+     */
+    protected function removeCallback($response)
+    {
+        if (strpos($response, 'callback') !== false) {
+            $lpos = strpos($response, '(');
+            $rpos = strrpos($response, ')');
+            $response = substr($response, $lpos + 1, $rpos - $lpos - 1);
+        }
+
+        return $response;
+    }
+}

src/WeixinExtendSocialite.php

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+<?php
+
+namespace SocialiteProviders\Weixin;
+
+use SocialiteProviders\Manager\SocialiteWasCalled;
+
+class WeixinExtendSocialite
+{
+    /**
+     * Register the provider.
+     *
+     * @param \SocialiteProviders\Manager\SocialiteWasCalled $socialiteWasCalled
+     */
+    public function handle(SocialiteWasCalled $socialiteWasCalled)
+    {
+        $socialiteWasCalled->extendSocialite(
+            'weixin', __NAMESPACE__.'\Provider'
+        );
+    }
+}