From c703b9157aec6cae311242e3ed8cea028376b8af Mon Sep 17 00:00:00 2001
From: ve3 <kawewong@gmail.com>
Date: Tue, 28 Nov 2023 00:33:56 +0700
Subject: [PATCH] Fix use `wp_remote_xxx()` instead of `cURL`.

---
 .phpcs.xml.dist                  |  4 ---
 App/Libraries/MyOauth/Google.php | 57 ++++++++++----------------------
 2 files changed, 18 insertions(+), 43 deletions(-)

diff --git a/.phpcs.xml.dist b/.phpcs.xml.dist
index 0a997b6..66564f2 100644
--- a/.phpcs.xml.dist
+++ b/.phpcs.xml.dist
@@ -106,10 +106,6 @@
         <exclude name="WordPress.WhiteSpace.ControlStructureSpacing"></exclude>
         <exclude name="WordPress.WhiteSpace.OperatorSpacing.NoSpaceBefore"></exclude>
         <exclude name="WordPress.WhiteSpace.OperatorSpacing.NoSpaceAfter"></exclude>
-        <exclude name="WordPress.WP.AlternativeFunctions.curl_curl_close"></exclude>
-        <exclude name="WordPress.WP.AlternativeFunctions.curl_curl_exec"></exclude>
-        <exclude name="WordPress.WP.AlternativeFunctions.curl_curl_init"></exclude>
-        <exclude name="WordPress.WP.AlternativeFunctions.curl_curl_setopt"></exclude>
         <exclude name="WordPress.WP.AlternativeFunctions.file_get_contents_file_get_contents"></exclude>
         <exclude name="WordPress.WP.EnqueuedResourceParameters.MissingVersion"></exclude>
         <exclude name="WordPress.WP.EnqueuedResourceParameters.NoExplicitVersion"></exclude>
diff --git a/App/Libraries/MyOauth/Google.php b/App/Libraries/MyOauth/Google.php
index 4e5cd43..79489bd 100644
--- a/App/Libraries/MyOauth/Google.php
+++ b/App/Libraries/MyOauth/Google.php
@@ -24,23 +24,6 @@ class Google
         use \RundizOauth\App\AppTrait;
 
 
-        /**
-         * @var resource The cUrl resource.
-         */
-        protected $ch;
-
-
-        /**
-         * Initialize cURL and set common option.
-         */
-        protected function curlInit()
-        {
-            $this->ch = curl_init();
-
-            curl_setopt($this->ch, CURLOPT_RETURNTRANSFER, true);
-        }// curlInit
-
-
         /**
          * Verify code and get access token.
          * 
@@ -62,25 +45,25 @@ protected function getAccessToken($code, $redirect_uri)
                     array_key_exists('google_client_id', $rundizoauth_options) &&
                     array_key_exists('google_client_secret', $rundizoauth_options)
                 ) {
-                    $this->curlInit();
-                    curl_setopt($this->ch, CURLOPT_URL, 'https://oauth2.googleapis.com/token');
-                    curl_setopt($this->ch, CURLOPT_HTTPHEADER, ['Content-type: application/x-www-form-urlencoded']);
-                    curl_setopt($this->ch, CURLOPT_POST, true);
 
                     $postData = 'code=' . rawurlencode($code) .
                         '&client_id=' . rawurlencode($rundizoauth_options['google_client_id']) .
                         '&client_secret=' . rawurlencode($rundizoauth_options['google_client_secret']) .
                         '&redirect_uri=' . rawurlencode($redirect_uri) .
                         '&grant_type=authorization_code';
-                    curl_setopt($this->ch, CURLOPT_POSTFIELDS, $postData);
-                    unset($postData);
 
-                    $result = curl_exec($this->ch);
+                    $remoteArgs = [
+                        'headers' => 'Content-type: application/x-www-form-urlencoded',
+                        'body' => $postData,
+                    ];
+                    unset($postData);
+                    $response = wp_remote_post('https://oauth2.googleapis.com/token', $remoteArgs);
+                    unset($remoteArgs);
+                    $result = wp_remote_retrieve_body($response);
+                    unset($response);
                     \RundizOauth\App\Libraries\Logger::writeLog('Google OAuth token result:' . PHP_EOL . $result);
                     $result = json_decode($result);
 
-                    curl_close($this->ch);
-
                     return $result;
                 }
             }
@@ -156,15 +139,14 @@ public function getAuthUrl($redirect_url)
          */
         protected function getUserProfileInfo($access_token)
         {
-            $this->curlInit();
-
-            curl_setopt($this->ch, CURLOPT_URL, 'https://www.googleapis.com/oauth2/v2/userinfo?access_token=' . rawurlencode($access_token));
-
-            $result = curl_exec($this->ch);
+            $response = wp_remote_get('https://www.googleapis.com/oauth2/v2/userinfo?access_token=' . rawurlencode($access_token));
+            $result = wp_remote_retrieve_body($response);
+            unset($response);
             $result = json_decode($result);
 
-            curl_close($this->ch);
-
+            if (!is_object($result)) {
+                return new \stdClass();
+            }
             return $result;
         }// getUserProfileInfo
 
@@ -400,15 +382,12 @@ protected function validateTokenAndGetAttributes($access_token, $id_token)
                     array_key_exists('google_client_id', $rundizoauth_options) &&
                     array_key_exists('google_client_secret', $rundizoauth_options)
                 ) {
-                    $this->curlInit();
-                    curl_setopt($this->ch, CURLOPT_URL, 'https://oauth2.googleapis.com/tokeninfo?id_token=' . rawurlencode($id_token));
-
-                    $result = curl_exec($this->ch);
+                    $response = wp_remote_get('https://oauth2.googleapis.com/tokeninfo?id_token=' . rawurlencode($id_token));
+                    $result = wp_remote_retrieve_body($response);
+                    unset($response);
                     \RundizOauth\App\Libraries\Logger::writeLog('Google OAuth validate token: ' . PHP_EOL . $result);
                     $result = json_decode($result);
 
-                    curl_close($this->ch);
-
                     if (isset($result->error_description)) {
                         $output['result'] = false;
                     } elseif (