From 1fbec33719c451ebe55d45d0c16fbf0d299523fa Mon Sep 17 00:00:00 2001
From: Riley Testut <riley@rileytestut.com>
Date: Thu, 7 Dec 2023 15:53:15 -0600
Subject: [PATCH] [AltStoreCore] Fixes signing-in to Patreon with Google
 account

---
 AltStoreCore/Patreon/PatreonAPI.swift | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/AltStoreCore/Patreon/PatreonAPI.swift b/AltStoreCore/Patreon/PatreonAPI.swift
index 28888851..b197c0fe 100644
--- a/AltStoreCore/Patreon/PatreonAPI.swift
+++ b/AltStoreCore/Patreon/PatreonAPI.swift
@@ -97,9 +97,12 @@ public extension PatreonAPI
                 let configuration = WKWebViewConfiguration()
                 configuration.setURLSchemeHandler(self, forURLScheme: "altstore")
                 configuration.websiteDataStore = .default()
+                configuration.preferences.javaScriptCanOpenWindowsAutomatically = true
+                configuration.applicationNameForUserAgent = "Version/17.1.2 Mobile/15E148 Safari/604.1" // Required for "Sign-in With Google" to work in WKWebView
                 
                 let webViewController = WebViewController(url: requestURL, configuration: configuration)
                 webViewController.delegate = self
+                webViewController.webView.uiDelegate = self
                 self.webViewController = webViewController
                 
                 let callbackURL = try await withCheckedThrowingContinuation { continuation in
@@ -479,3 +482,25 @@ extension PatreonAPI: WKURLSchemeHandler
         Logger.main.debug("WKWebView stopped handling url scheme.")
     }
 }
+
+extension PatreonAPI: WKUIDelegate
+{
+    public func webView(_ webView: WKWebView, createWebViewWith configuration: WKWebViewConfiguration, for navigationAction: WKNavigationAction, windowFeatures: WKWindowFeatures) -> WKWebView?
+    {
+        // Signing in with Google requires us to use separate windows/"tabs"
+        
+        Logger.main.debug("Intercepting new window request: \(navigationAction.request)")
+        
+        let webViewController = WebViewController(request: navigationAction.request, configuration: configuration)
+        webViewController.delegate = self
+        webViewController.webView.uiDelegate = self
+        self.webViewController?.navigationController?.pushViewController(webViewController, animated: true)
+        
+        return webViewController.webView
+    }
+    
+    public func webViewDidClose(_ webView: WKWebView) 
+    {
+        self.webViewController?.navigationController?.popToRootViewController(animated: true)
+    }
+}