From ee14a5ea5543fff47758f3793cb1b15bd2ee39dc Mon Sep 17 00:00:00 2001
From: attila <attila@juce.com>
Date: Sun, 17 Sep 2023 00:16:22 +0200
Subject: [PATCH] URL: Add getOrigin()

---
 modules/juce_core/network/juce_URL.cpp | 12 ++++++++++++
 modules/juce_core/network/juce_URL.h   |  7 +++++++
 2 files changed, 19 insertions(+)

diff --git a/modules/juce_core/network/juce_URL.cpp b/modules/juce_core/network/juce_URL.cpp
index db505ed0e7..cd7275c852 100644
--- a/modules/juce_core/network/juce_URL.cpp
+++ b/modules/juce_core/network/juce_URL.cpp
@@ -448,6 +448,18 @@ int URL::getPort() const
     return colonPos > 0 ? url.substring (colonPos + 1).getIntValue() : 0;
 }
 
+String URL::getOrigin() const
+{
+    const auto schemeAndDomain = getScheme() + "://" + getDomain();
+
+    const auto colonPos = url.indexOfChar (URLHelpers::findStartOfNetLocation (url), ':');
+
+    if (colonPos > 0)
+        return schemeAndDomain + ":" + String { getPort() };
+
+    return schemeAndDomain;
+}
+
 URL URL::withNewDomainAndPath (const String& newURL) const
 {
     URL u (*this);
diff --git a/modules/juce_core/network/juce_URL.h b/modules/juce_core/network/juce_URL.h
index bb9a4f21c2..421a054a28 100644
--- a/modules/juce_core/network/juce_URL.h
+++ b/modules/juce_core/network/juce_URL.h
@@ -154,6 +154,13 @@ public:
     */
     int getPort() const;
 
+    /** Returns the origin of a resource reachable on this URL.
+
+        In the context of cross-origin resource sharing (CORS) a script downloaded from this URL
+        would only be allowed to reach resources from the returned origin.
+    */
+    String getOrigin() const;
+
     /** Returns a new version of this URL with a different domain and path.
 
         e.g. if the URL is "http://www.xyz.com/foo?x=1" and you call this with