Initial commit

.gitignore

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+*.log
+.htaccess
+sitemap.xml
+sitemap.xml.gz
+wp-config.php
+wp-content/advanced-cache.php
+wp-content/backup-db/
+wp-content/backups/
+wp-content/blogs.dir/
+wp-content/cache/
+wp-content/upgrade/
+wp-content/uploads/
+wp-content/wp-cache-config.php

LICENSE

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+The MIT License (MIT)
+
+Copyright (c) 2016 bigfa
+
+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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+# Wordpress 原生Oauth2.0登录
+
+不依赖任何框架的WordPress 社会化登录功能
+
+## 微博登录
+
+
+[微博登录](http://fatesinger.com/74619)
+
+## QQ互联登录
+
+[QQ互联登录](http://fatesinger.com/75041)
+
+[豆瓣登录](http://fatesinger.com/75041)
+
+[微信登录](http://fatesinger.com/75463)
+
+[Github登录](http://fatesinger.com/77059)
+
+[Instagram登录](http://wpista.com/themes/instagram-oauth.html)
+
+[微信公众号登录](https://fatesinger.com/77241)

auth-qq.php

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+<?php
+
+define('QQ_APPID','');//appkey
+define('QQ_APPSECRET','');//appsecret
+require( dirname(__FILE__) . '/wp-load.php' );
+
+class core_qq_login {
+    protected function __construct() {
+        $this->add_actions();
+        register_activation_hook($this->my_plugin_basename(), array( $this, 'ga_activation_hook' ) );
+    }
+
+    public function qq_login_redirect($redirect_to, $request_from, $user) {
+        if ($user && !is_wp_error($user)) {
+            $final_redirect = $this->getFinalRedirect();
+            if ($final_redirect !== '') {
+                return $final_redirect;
+            }
+        }
+        return $redirect_to;
+    }
+
+    protected function add_actions() {
+
+        add_filter('authenticate', array($this, 'ga_authenticate'), 5, 3);
+
+        add_filter('login_redirect', array($this, 'ga_login_redirect'), 5, 3 );
+        add_action('init', array($this, 'ga_init'), 1);
+
+    }
+}
+
+
+function fa_qq_oauth_redirect(){
+    echo '<script>if( window.opener ) {window.opener.location.reload();
+                        window.close();
+                        }else{
+                        window.location.href = "'.home_url().'";
+                        }</script>';
+}
+
+
+function qq_oauth(){
+
+    $code = $_GET['code'];
+    $token_url = "https://graph.qq.com/oauth2.0/token?client_id=" . QQ_APPID . "&client_secret=" . QQ_APPSECRET . "&grant_type=authorization_code&redirect_uri=".urlencode (home_url())."&code=".$code;
+    $response = wp_remote_get( $token_url );
+    if (is_wp_error($response)) {
+        die($response->get_error_message());
+    }
+    $response = $response['body'];
+    if (strpos ( $response, "callback" ) !== false) {
+        wp_redirect(home_url());
+    }
+    $params = array ();
+    parse_str ( $response, $params );
+    $qq_access_token = $params ["access_token"];
+    $graph_url = "https://graph.qq.com/oauth2.0/me?access_token=" . $qq_access_token;
+    $str = wp_remote_get( $graph_url );
+    $str = $str['body'];
+    if (strpos ( $str, "callback" ) !== false) {
+        $lpos = strpos ( $str, "(" );
+        $rpos = strrpos ( $str, ")" );
+        $str = substr ( $str, $lpos + 1, $rpos - $lpos - 1 );
+    }
+    $user = json_decode ( $str,true );
+    if (isset ( $user->error )) {
+        echo "<h3>错误代码:</h3>" . $user->error;
+        echo "<h3>信息  :</h3>" . $user->error_description;
+        exit ();
+    }
+    $qq_openid = $user['openid'];
+    if(!$qq_openid){
+        wp_redirect(home_url());
+        exit;
+    }
+    $get_user_info = "https://graph.qq.com/user/get_user_info?" . "access_token=" . $qq_access_token . "&oauth_consumer_key=" . QQ_APPID . "&openid=" . $qq_openid . "&format=json";
+    $data = wp_remote_get( $get_user_info );
+    $data = $data['body'];
+    $data  = json_decode($data , true);
+    $username = $data['nickname'];
+    $avatar = $data['figureurl_2'];
+
+    if(is_user_logged_in()){
+        $this_user = wp_get_current_user();
+        update_user_meta($this_user->ID ,"qq_openid",$qq_openid);
+        update_user_meta($this_user->ID ,"qq_avatar",$avatar);
+        fa_qq_oauth_redirect();
+    } else {
+        $user_qq = get_users(array("meta_key "=>"qq_openid","meta_value"=>$qq_openid));
+        if(is_wp_error($user_qq) || !count($user_qq)){
+            $login_name = wp_create_nonce($qq_openid);
+            $random_password = wp_generate_password( $length=12, $include_standard_special_chars=false );
+            $userdata=array(
+                'user_login' => $login_name,
+                'display_name' => $username,
+                'user_pass' => $random_password,
+                'nick_name' => $username
+            );
+            $user_id = wp_insert_user( $userdata );
+            wp_signon(array("user_login"=>$login_name,"user_password"=>$random_password),false);
+            update_user_meta($user_id ,"qq_openid",$qq_openid);
+            update_user_meta($user_id ,"qq_avatar",$avatar);
+            fa_qq_oauth_redirect();
+        } else {
+            wp_set_auth_cookie($user_qq[0]->ID);
+            update_user_meta($user_qq[0]->ID ,"qq_avatar",$avatar);
+            fa_qq_oauth_redirect();
+        }
+    }
+}
+
+if (isset($_GET ['state']) && isset($_GET ['code'])) qq_oauth();
+
+function qq_oauth_url(){
+
+    $url = "https://graph.qq.com/oauth2.0/authorize?client_id=" . QQ_APPID . "&state=" . md5 ( uniqid ( rand (), true ) ) . "&response_type=code&redirect_uri=" . urlencode (home_url('/auth-qq.php'));
+    return $url;
+}
+
+echo qq_oauth_url();

douban.php

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+<?php
+
+define('DB_APPID','');//appkey
+define('DB_APPSECRET','');//appsecret
+
+function db_ouath_redirect(){
+    echo '<script>if( window.opener ) {window.opener.location.reload();
+                        window.close();
+                        }else{
+                        window.location.href = "'.home_url().'";
+                        }</script>';
+}
+
+function douban_oauth(){
+    $code = $_GET['code'];
+    $url = "https://www.douban.com/service/auth2/token";
+    $data = array('client_id' => WB_APPID,
+        'client_secret' => WB_APPSECRET,
+        'grant_type' => 'authorization_code',
+        'redirect_uri' => home_url(),
+        'code' => $code);
+    $response = wp_remote_post( $url, array(
+            'method' => 'POST',
+            'body' => $data,
+        )
+    );
+    $output = json_decode($response['body'],true);
+    $token = $output['access_token'];
+    $douban_id = $output['douban_user_id'];
+    if(empty($douban_id)){
+        wp_die('服务器响应错误。');
+    }
+    if(is_user_logged_in()){
+        $this_user = wp_get_current_user();
+        update_user_meta($this_user->ID ,"douban_id",$douban_id);
+        db_ouath_redirect();
+    }else{
+        $user_douban = get_users(array("meta_key "=>"douban_id","meta_value"=>$douban_uid));
+        if(is_wp_error($user_douban) || !count($user_douban)){
+            $get_user_info = "http://api.douban.com/labs/bubbler/user/".$douban_id;
+            $datas = wp_remote_get( $get_user_info );
+            $str = json_decode($datas['body'] , true);
+            $username = $str['title'];
+            $login_name = wp_create_nonce($douban_id);
+            $random_password = wp_generate_password( $length=12, $include_standard_special_chars=false );
+            $userdata=array(
+                'user_login' => $login_name,
+                'display_name' => $username,
+                'user_email' => $str['uid'] .'@fatesinger.com',
+                'user_pass' => $random_password,
+                'nick_name' => $username
+            );
+            $user_id = wp_insert_user( $userdata );
+            wp_signon(array("user_login"=>$login_name,"user_password"=>$random_password),false);
+            update_user_meta($user_id ,"douban_id",$douban_id);
+            db_ouath_redirect();
+
+        }else{
+            wp_set_auth_cookie($user_douban[0]->ID);
+            db_ouath_redirect();
+        }
+    }
+}
+
+function social_oauth_douban(){
+    if (isset($_GET['code']) && isset($_GET['type']) && $_GET['type'] == 'douban'){
+        douban_oauth();
+    }
+}
+add_action('init','social_oauth_douban');
+
+
+function douban_oauth_url(){
+    $url = 'https://www.douban.com/service/auth2/auth?client_id=' . DB_APPID . '&scope=shuo_basic_r,shuo_basic_w,douban_basic_common&response_type=code&redirect_uri=' . urlencode (home_url('/?type=douban');
+    return $url;
+}

functions.php

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+<?php
+/*
+
+公共跳转函数
+
+*/
+function fa_auth_redirect(){
+    echo '<script>if( window.opener ) {
+            window.opener.location.reload();
+            window.close();
+          } else {
+             window.location.href = "'.home_url().'";
+          }</script>';
+}
+
+/*
+
+Gravatar 头像 Hook， 包含微信、微博、QQ头像。
+
+*/
+function fa_avatar_hook( $avatar, $id_or_email, $size, $default, $alt ) {
+    $user = false;
+
+    if ( is_numeric( $id_or_email ) ) {
+
+        $id = (int) $id_or_email;
+        $user = get_user_by( 'id' , $id );
+
+    } elseif ( is_object( $id_or_email ) ) {
+
+        if ( ! empty( $id_or_email->user_id ) ) {
+            $id = (int) $id_or_email->user_id;
+            $user = get_user_by( 'id' , $id );
+        }
+
+    } else {
+        $user = get_user_by( 'email', $id_or_email );   
+    }
+
+    if ( $user && is_object( $user ) ) {
+            if( get_user_meta($user->data->ID,'weixin_avatar',true) ){
+            $avatar = get_user_meta($user->data->ID,'weixin_avatar',true);
+            $avatar =  str_replace('http','https',$avatar);
+            $avatar = "<img alt='{$alt}' src='{$avatar}' class='avatar avatar-{$size} photo' height='{$size}' width='{$size}' />";
+        } else if( get_user_meta($user->data->ID,'sina_avatar',true) ){
+            $avatar = get_user_meta($user->data->ID,'sina_avatar',true);
+            $avatar = "<img alt='{$alt}' src='{$avatar}' class='avatar avatar-{$size} photo' height='{$size}' width='{$size}' />";
+        }//根据你的存储头像的key来写
+    }
+
+    return $avatar;
+}
+add_filter('get_avatar', 'fa_avatar_hook' , 1 , 5);
+

github.php

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+<?php
+define('GITHUB_APPID','');//appkey
+define('GITHUB_APPSECRET','');//appsecret
+
+function github_ouath_redirect(){
+    echo '<script>if( window.opener ) {window.opener.location.reload();
+                        window.close();
+                        }else{
+                        window.location.href = "'.home_url().'";
+                        }</script>';
+}
+
+function github_oauth(){
+    $code = $_GET['code'];
+    $url = "https://github.com/login/oauth/access_token";
+    $data = array('client_id' => GITHUB_APPID,
+        'client_secret' => GITHUB_APPSECRET,
+        'grant_type' => 'authorization_code',
+        'redirect_uri' => home_url(),
+        'code' => $code,
+        'state' => $_GET['state']);
+    $response = wp_remote_post( $url, array(
+            'method' => 'POST',
+            'headers' => array('Accept' => 'application/json'),
+            'body' => $data,
+        )
+    );
+    $output = json_decode($response['body'],true);
+    $token = $output['access_token'];
+    if(!$token) wp_die('授权失败');
+    $get_user_info = "https://api.github.com/user?access_token=".$token;
+    $datas = wp_remote_get( $get_user_info );
+    $str = json_decode($datas['body'] , true);
+    $github_id = $str['id'];
+    $email = $str['email'];
+    $name = $str['name'];
+    if(!$github_id){
+        wp_redirect(home_url('/?3'.$douban_id));
+        exit;
+    }
+    if(is_user_logged_in()){
+        $this_user = wp_get_current_user();
+        update_user_meta($this_user->ID ,"github_id",$github_id);
+        github_ouath_redirect();
+    }else{
+        $user_github = get_users(array("meta_key "=>"github_id","meta_value"=>$github_id));
+        if(is_wp_error($user_github) || !count($user_github)){
+            $username = $str['title'];
+            $login_name = wp_create_nonce($github_id);
+            $random_password = wp_generate_password( $length=12, $include_standard_special_chars=false );
+            $userdata=array(
+                'user_login' => $login_name,
+                'display_name' => $name,
+                'user_email' => $email,
+                'user_pass' => $random_password,
+                'nick_name' => $name
+            );
+            $user_id = wp_insert_user( $userdata );
+            wp_signon(array("user_login"=>$login_name,"user_password"=>$random_password),false);
+            update_user_meta($user_id ,"github_id",$github_id);
+            github_ouath_redirect();
+
+        }else{
+            wp_set_auth_cookie($user_github[0]->ID);
+            github_ouath_redirect();
+        }
+    }
+}
+
+function social_oauth_github(){
+    if (isset($_GET['code']) && isset($_GET['type']) && $_GET['type'] == 'github'){
+        github_oauth();
+    }
+}
+add_action('init','social_oauth_github');
+
+
+function github_oauth_url(){
+    $url = 'https://github.com/login/oauth/authorize?client_id=' . GITHUB_APPID . '&scope=user&state=123&response_type=code&redirect_uri=' . urlencode (home_url('/?type=github') );
+    return $url;
+}
+