Everywhere: Hoist the Libraries folder to the top-level

Author: https://github.com/trflynn89 Commit: 93712b24bf Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/2256 Reviewed-by: https://github.com/sideshowbarker
2025-08-07 08:39:22 +00:00 · 2024-11-09 12:25:08 -05:00 · 2024-11-09 12:25:08 -05:00 · 93712b24bf · 2024-11-10 11:51:52 +00:00
commit 93712b24bf
parent 950e819ee7
4547 changed files with 104 additions and 113 deletions
--- a/Libraries/LibWeb/HTML/UniversalGlobalScope.cpp
+++ b/Libraries/LibWeb/HTML/UniversalGlobalScope.cpp
@ -0,0 +1,104 @@
+/*
+ * Copyright (c) 2022, Andrew Kaster <akaster@serenityos.org>
+ * Copyright (c) 2023, Linus Groh <linusg@serenityos.org>
+ * Copyright (c) 2023, Luke Wilde <lukew@serenityos.org>
+ * Copyright (c) 2024, Shannon Booth <shannon@serenityos.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#include <AK/Base64.h>
+#include <AK/String.h>
+#include <AK/Utf8View.h>
+#include <AK/Vector.h>
+#include <LibJS/Heap/HeapFunction.h>
+#include <LibWeb/HTML/Scripting/ExceptionReporter.h>
+#include <LibWeb/HTML/StructuredSerialize.h>
+#include <LibWeb/HTML/StructuredSerializeOptions.h>
+#include <LibWeb/HTML/UniversalGlobalScope.h>
+#include <LibWeb/HTML/Window.h>
+#include <LibWeb/Infra/Strings.h>
+#include <LibWeb/WebIDL/AbstractOperations.h>
+#include <LibWeb/WebIDL/DOMException.h>
+#include <LibWeb/WebIDL/ExceptionOr.h>
+#include <LibWeb/WebIDL/Types.h>
+
+namespace Web::HTML {
+
+UniversalGlobalScopeMixin::~UniversalGlobalScopeMixin() = default;
+
+// https://html.spec.whatwg.org/multipage/webappapis.html#dom-btoa
+WebIDL::ExceptionOr<String> UniversalGlobalScopeMixin::btoa(String const& data) const
+{
+    auto& vm = this_impl().vm();
+    auto& realm = *vm.current_realm();
+
+    // The btoa(data) method must throw an "InvalidCharacterError" DOMException if data contains any character whose code point is greater than U+00FF.
+    Vector<u8> byte_string;
+    byte_string.ensure_capacity(data.bytes().size());
+    for (u32 code_point : Utf8View(data)) {
+        if (code_point > 0xff)
+            return WebIDL::InvalidCharacterError::create(realm, "Data contains characters outside the range U+0000 and U+00FF"_string);
+        byte_string.append(code_point);
+    }
+
+    // Otherwise, the user agent must convert data to a byte sequence whose nth byte is the eight-bit representation of the nth code point of data,
+    // and then must apply forgiving-base64 encode to that byte sequence and return the result.
+    return TRY_OR_THROW_OOM(vm, encode_base64(byte_string.span()));
+}
+
+// https://html.spec.whatwg.org/multipage/webappapis.html#dom-atob
+WebIDL::ExceptionOr<String> UniversalGlobalScopeMixin::atob(String const& data) const
+{
+    auto& vm = this_impl().vm();
+    auto& realm = *vm.current_realm();
+
+    // 1. Let decodedData be the result of running forgiving-base64 decode on data.
+    auto decoded_data = decode_base64(data);
+
+    // 2. If decodedData is failure, then throw an "InvalidCharacterError" DOMException.
+    if (decoded_data.is_error())
+        return WebIDL::InvalidCharacterError::create(realm, "Input string is not valid base64 data"_string);
+
+    // 3. Return decodedData.
+    // decode_base64() returns a byte buffer. LibJS uses UTF-8 for strings. Use isomorphic decoding to convert bytes to UTF-8.
+    return Infra::isomorphic_decode(decoded_data.value());
+}
+
+// https://html.spec.whatwg.org/multipage/timers-and-user-prompts.html#dom-queuemicrotask
+void UniversalGlobalScopeMixin::queue_microtask(WebIDL::CallbackType& callback)
+{
+    auto& vm = this_impl().vm();
+    auto& realm = *vm.current_realm();
+
+    JS::GCPtr<DOM::Document> document;
+    if (is<Window>(this_impl()))
+        document = &static_cast<Window&>(this_impl()).associated_document();
+
+    // The queueMicrotask(callback) method must queue a microtask to invoke callback, and if callback throws an exception, report the exception.
+    HTML::queue_a_microtask(document, JS::create_heap_function(realm.heap(), [&callback, &realm] {
+        auto result = WebIDL::invoke_callback(callback, {});
+        if (result.is_error())
+            HTML::report_exception(result, realm);
+    }));
+}
+
+// https://html.spec.whatwg.org/multipage/structured-data.html#dom-structuredclone
+WebIDL::ExceptionOr<JS::Value> UniversalGlobalScopeMixin::structured_clone(JS::Value value, StructuredSerializeOptions const& options) const
+{
+    auto& vm = this_impl().vm();
+    (void)options;
+
+    // 1. Let serialized be ? StructuredSerializeWithTransfer(value, options["transfer"]).
+    // FIXME: Use WithTransfer variant of the AO
+    auto serialized = TRY(structured_serialize(vm, value));
+
+    // 2. Let deserializeRecord be ? StructuredDeserializeWithTransfer(serialized, this's relevant realm).
+    // FIXME: Use WithTransfer variant of the AO
+    auto deserialized = TRY(structured_deserialize(vm, serialized, relevant_realm(this_impl()), {}));
+
+    // 3. Return deserializeRecord.[[Deserialized]].
+    return deserialized;
+}
+
+}