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
2025-09-25 02:38:59 +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/MimeSniff/Resource.h
+++ b/Libraries/LibWeb/MimeSniff/Resource.h
@ -0,0 +1,78 @@
+/*
+ * Copyright (c) 2023, Kemal Zebari <kemalzebra@gmail.com>.
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#pragma once
+
+#include <LibWeb/MimeSniff/MimeType.h>
+
+namespace Web::MimeSniff {
+
+enum class SniffingContext {
+    None,
+    Browsing,
+    Image,
+    AudioOrVideo,
+    Font,
+
+    // Non-standard but used in cases where the spec expects us to only run
+    // https://mimesniff.spec.whatwg.org/#sniffing-a-mislabeled-binary-resource
+    TextOrBinary,
+};
+
+struct SniffingConfiguration {
+    SniffingContext sniffing_context { SniffingContext::None };
+    StringView scheme { ""sv };
+    Optional<MimeType> supplied_type = {};
+    bool no_sniff { false };
+};
+
+// https://mimesniff.spec.whatwg.org/#resource
+class Resource {
+public:
+    static Resource create(ReadonlyBytes data, SniffingConfiguration configuration = {});
+    static MimeType sniff(ReadonlyBytes data, SniffingConfiguration configuration = {});
+
+    ~Resource();
+
+    MimeType const& computed_mime_type() const { return m_computed_mime_type; }
+    ReadonlyBytes resource_header() const { return m_resource_header; }
+
+private:
+    Resource(ReadonlyBytes data, bool no_sniff, MimeType&& default_computed_mime_type);
+
+    void read_the_resource_header(ReadonlyBytes data);
+    void supplied_mime_type_detection_algorithm(StringView scheme, Optional<MimeType> supplied_type);
+    void mime_type_sniffing_algorithm();
+
+    void rules_for_distinguishing_if_a_resource_is_text_or_binary();
+
+    void context_specific_sniffing_algorithm(SniffingContext sniffing_context);
+    void rules_for_sniffing_images_specifically();
+    void rules_for_sniffing_audio_or_video_specifically();
+    void rules_for_sniffing_fonts_specifically();
+
+    // https://mimesniff.spec.whatwg.org/#supplied-mime-type
+    // A supplied MIME type, the MIME type determined by the supplied MIME type detection algorithm.
+    Optional<MimeType> m_supplied_mime_type;
+
+    // https://mimesniff.spec.whatwg.org/#check-for-apache-bug-flag
+    // A check-for-apache-bug flag, which defaults to unset.
+    bool m_check_for_apache_bug_flag { false };
+
+    // https://mimesniff.spec.whatwg.org/#no-sniff-flag
+    // A no-sniff flag, which defaults to set if the user agent does not wish to perform sniffing on the resource and unset otherwise.
+    bool m_no_sniff { false };
+
+    // https://mimesniff.spec.whatwg.org/#computed-mime-type
+    // A computed MIME type, the MIME type determined by the MIME type sniffing algorithm.
+    MimeType m_computed_mime_type;
+
+    // https://mimesniff.spec.whatwg.org/#resource-header
+    // A resource header is the byte sequence at the beginning of a resource, as determined by reading the resource header.
+    ByteBuffer m_resource_header;
+};
+
+}