From a4c7d9a37444e15f8b19d1775af07f5c62cf7431 Mon Sep 17 00:00:00 2001
From: Andrew Kaster <akaster@serenityos.org>
Date: Wed, 18 Oct 2023 14:08:44 -0600
Subject: [PATCH] LibCore: Add helper to load a possibly-relative path into a
 Resource

---
 Userland/Libraries/LibCore/Resource.cpp | 12 ++++++++++++
 Userland/Libraries/LibCore/Resource.h   |  1 +
 2 files changed, 13 insertions(+)

diff --git a/Userland/Libraries/LibCore/Resource.cpp b/Userland/Libraries/LibCore/Resource.cpp
index c86bcf3c9a..b1967d1757 100644
--- a/Userland/Libraries/LibCore/Resource.cpp
+++ b/Userland/Libraries/LibCore/Resource.cpp
@@ -7,6 +7,7 @@
 #include <AK/LexicalPath.h>
 #include <LibCore/Resource.h>
 #include <LibCore/ResourceImplementation.h>
+#include <LibCore/System.h>
 
 namespace Core {
 
@@ -31,6 +32,17 @@ Resource::Resource(String path, Scheme scheme, DirectoryTag)
 {
 }
 
+ErrorOr<NonnullRefPtr<Resource>> Resource::load_from_filesystem(StringView path)
+{
+    auto filepath = LexicalPath(path);
+
+    if (filepath.is_absolute())
+        return load_from_uri(TRY(String::formatted("file://{}", path)));
+
+    auto cwd = TRY(Core::System::getcwd());
+    return load_from_uri(TRY(String::formatted("file://{}", filepath.prepend(cwd).string())));
+}
+
 ErrorOr<NonnullRefPtr<Resource>> Resource::load_from_uri(StringView uri)
 {
     return ResourceImplementation::the().load_from_uri(uri);
diff --git a/Userland/Libraries/LibCore/Resource.h b/Userland/Libraries/LibCore/Resource.h
index a9b434b0a8..69c12a3bc9 100644
--- a/Userland/Libraries/LibCore/Resource.h
+++ b/Userland/Libraries/LibCore/Resource.h
@@ -20,6 +20,7 @@
 namespace Core {
 class Resource : public RefCounted<Resource> {
 public:
+    static ErrorOr<NonnullRefPtr<Resource>> load_from_filesystem(StringView);
     static ErrorOr<NonnullRefPtr<Resource>> load_from_uri(StringView);
 
     [[nodiscard]] bool is_file() const { return !m_data.has<DirectoryTag>(); }