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1ab28276f6
JPEG2000 is the last image format used in PDF filters that we don't have a loader for. Let's change that. This adds all the scaffolding, but no actual implementation yet.
196 lines
14 KiB
C++
196 lines
14 KiB
C++
/*
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* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/LexicalPath.h>
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#include <AK/StringBuilder.h>
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#include <LibCore/File.h>
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#include <LibCore/MimeData.h>
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namespace Core {
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Vector<URL::URL> MimeData::urls() const
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{
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auto it = m_data.find("text/uri-list"sv);
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if (it == m_data.end())
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return {};
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Vector<URL::URL> urls;
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for (auto& line : StringView(it->value).split_view('\n')) {
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urls.append(URL::URL(line));
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}
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return urls;
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}
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ErrorOr<void> MimeData::set_urls(Vector<URL::URL> const& urls)
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{
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StringBuilder builder;
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for (auto& url : urls) {
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TRY(builder.try_append(url.to_byte_string()));
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TRY(builder.try_append('\n'));
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}
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set_data("text/uri-list"_string, TRY(builder.to_byte_buffer()));
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return {};
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}
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ByteString MimeData::text() const
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{
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return ByteString::copy(m_data.get("text/plain"sv).value_or({}));
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}
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void MimeData::set_text(ByteString const& text)
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{
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set_data("text/plain"_string, text.to_byte_buffer());
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}
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// FIXME: Share this, TextEditor and HackStudio language detection somehow.
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static Array constexpr s_plaintext_suffixes = {
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// Extensions
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".c"sv,
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".cpp"sv,
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".gml"sv,
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".h"sv,
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".hpp"sv,
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".ini"sv,
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".ipc"sv,
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".txt"sv,
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// Base names
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".history"sv,
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".shellrc"sv
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"CMakeLists.txt"sv,
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};
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static Array const s_registered_mime_type = {
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MimeType { .name = "application/gzip"sv, .common_extensions = { ".gz"sv, ".gzip"sv }, .description = "GZIP compressed data"sv, .magic_bytes = Vector<u8> { 0x1F, 0x8B } },
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MimeType { .name = "application/javascript"sv, .common_extensions = { ".js"sv, ".mjs"sv }, .description = "JavaScript source"sv },
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MimeType { .name = "application/json"sv, .common_extensions = { ".json"sv }, .description = "JSON data"sv },
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MimeType { .name = "application/pdf"sv, .common_extensions = { ".pdf"sv }, .description = "PDF document"sv, .magic_bytes = Vector<u8> { 0x25, 'P', 'D', 'F', 0x2D } },
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MimeType { .name = "application/rtf"sv, .common_extensions = { ".rtf"sv }, .description = "Rich text file"sv, .magic_bytes = Vector<u8> { 0x7B, 0x5C, 0x72, 0x74, 0x66, 0x31 } },
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MimeType { .name = "application/tar"sv, .common_extensions = { ".tar"sv }, .description = "Tape archive"sv, .magic_bytes = Vector<u8> { 0x75, 0x73, 0x74, 0x61, 0x72 }, .offset = 0x101 },
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MimeType { .name = "application/vnd.iccprofile"sv, .common_extensions = { ".icc"sv }, .description = "ICC color profile"sv, .magic_bytes = Vector<u8> { 'a', 'c', 's', 'p' }, .offset = 36 },
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MimeType { .name = "application/vnd.sqlite3"sv, .common_extensions = { ".sqlite"sv }, .description = "SQLite database"sv, .magic_bytes = Vector<u8> { 'S', 'Q', 'L', 'i', 't', 'e', ' ', 'f', 'o', 'r', 'm', 'a', 't', ' ', '3', 0x00 } },
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MimeType { .name = "application/wasm"sv, .common_extensions = { ".wasm"sv }, .description = "WebAssembly bytecode"sv, .magic_bytes = Vector<u8> { 0x00, 'a', 's', 'm' } },
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MimeType { .name = "application/x-7z-compressed"sv, .common_extensions = { "7z"sv }, .description = "7-Zip archive"sv, .magic_bytes = Vector<u8> { 0x37, 0x7A, 0xBC, 0xAF, 0x27, 0x1C } },
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MimeType { .name = "application/x-blender"sv, .common_extensions = { ".blend"sv, ".blended"sv }, .description = "Blender project file"sv, .magic_bytes = Vector<u8> { 'B', 'L', 'E', 'N', 'D', 'E', 'R' } },
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MimeType { .name = "application/x-bzip2"sv, .common_extensions = { ".bz2"sv }, .description = "BZIP2 compressed data"sv, .magic_bytes = Vector<u8> { 'B', 'Z', 'h' } },
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MimeType { .name = "application/x-sheets+json"sv, .common_extensions = { ".sheets"sv }, .description = "Serenity Spreadsheet document"sv },
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MimeType { .name = "application/zip"sv, .common_extensions = { ".zip"sv }, .description = "ZIP archive"sv, .magic_bytes = Vector<u8> { 0x50, 0x4B } },
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MimeType { .name = "audio/flac"sv, .common_extensions = { ".flac"sv }, .description = "FLAC audio"sv, .magic_bytes = Vector<u8> { 'f', 'L', 'a', 'C' } },
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MimeType { .name = "audio/midi"sv, .common_extensions = { ".mid"sv }, .description = "MIDI notes"sv, .magic_bytes = Vector<u8> { 0x4D, 0x54, 0x68, 0x64 } },
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MimeType { .name = "audio/mpeg"sv, .common_extensions = { ".mp3"sv }, .description = "MP3 audio"sv, .magic_bytes = Vector<u8> { 0xFF, 0xFB } },
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MimeType { .name = "audio/qoa"sv, .common_extensions = { ".qoa"sv }, .description = "Quite OK Audio"sv, .magic_bytes = Vector<u8> { 'q', 'o', 'a', 'f' } },
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MimeType { .name = "audio/wav"sv, .common_extensions = { ".wav"sv }, .description = "WAVE audio"sv, .magic_bytes = Vector<u8> { 'W', 'A', 'V', 'E' }, .offset = 8 },
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MimeType { .name = "extra/elf"sv, .common_extensions = { ".elf"sv }, .description = "ELF"sv, .magic_bytes = Vector<u8> { 0x7F, 'E', 'L', 'F' } },
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MimeType { .name = "extra/ext"sv, .description = "EXT filesystem"sv, .magic_bytes = Vector<u8> { 0x53, 0xEF }, .offset = 0x438 },
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MimeType { .name = "extra/iso-9660"sv, .common_extensions = { ".iso"sv }, .description = "ISO 9660 CD/DVD image"sv, .magic_bytes = Vector<u8> { 0x43, 0x44, 0x30, 0x30, 0x31 }, .offset = 0x8001 },
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MimeType { .name = "extra/iso-9660"sv, .common_extensions = { ".iso"sv }, .description = "ISO 9660 CD/DVD image"sv, .magic_bytes = Vector<u8> { 0x43, 0x44, 0x30, 0x30, 0x31 }, .offset = 0x8801 },
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MimeType { .name = "extra/iso-9660"sv, .common_extensions = { ".iso"sv }, .description = "ISO 9660 CD/DVD image"sv, .magic_bytes = Vector<u8> { 0x43, 0x44, 0x30, 0x30, 0x31 }, .offset = 0x9001 },
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MimeType { .name = "extra/isz"sv, .common_extensions = { ".isz"sv }, .description = "Compressed ISO image"sv, .magic_bytes = Vector<u8> { 'I', 's', 'Z', '!' } },
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MimeType { .name = "extra/lua-bytecode"sv, .description = "Lua bytecode"sv, .magic_bytes = Vector<u8> { 0x1B, 'L', 'u', 'a' } },
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MimeType { .name = "extra/nes-rom"sv, .common_extensions = { ".nes"sv }, .description = "Nintendo Entertainment System ROM"sv, .magic_bytes = Vector<u8> { 'N', 'E', 'S', 0x1A } },
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MimeType { .name = "extra/qcow"sv, .common_extensions = { ".qcow"sv, ".qcow2"sv, ".qcow3"sv }, .description = "QCOW file"sv, .magic_bytes = Vector<u8> { 'Q', 'F', 'I' } },
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MimeType { .name = "extra/raw-zlib"sv, .description = "Raw zlib stream"sv, .magic_bytes = Vector<u8> { 0x78, 0x01 } },
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MimeType { .name = "extra/raw-zlib"sv, .description = "Raw zlib stream"sv, .magic_bytes = Vector<u8> { 0x78, 0x5E } },
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MimeType { .name = "extra/raw-zlib"sv, .description = "Raw zlib stream"sv, .magic_bytes = Vector<u8> { 0x78, 0x9C } },
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MimeType { .name = "extra/raw-zlib"sv, .description = "Raw zlib stream"sv, .magic_bytes = Vector<u8> { 0x78, 0xDA } },
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MimeType { .name = "extra/raw-zlib"sv, .description = "Raw zlib stream"sv, .magic_bytes = Vector<u8> { 0x78, 0x20 } },
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MimeType { .name = "extra/raw-zlib"sv, .description = "Raw zlib stream"sv, .magic_bytes = Vector<u8> { 0x78, 0x7D } },
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MimeType { .name = "extra/raw-zlib"sv, .description = "Raw zlib stream"sv, .magic_bytes = Vector<u8> { 0x78, 0xBB } },
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MimeType { .name = "extra/raw-zlib"sv, .description = "Raw zlib stream"sv, .magic_bytes = Vector<u8> { 0x78, 0xF9 } },
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MimeType { .name = "extra/win-31x-compressed"sv, .description = "Windows 3.1X compressed file"sv, .magic_bytes = Vector<u8> { 'K', 'W', 'A', 'J' } },
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MimeType { .name = "extra/win-95-compressed"sv, .description = "Windows 95 compressed file"sv, .magic_bytes = Vector<u8> { 'S', 'Z', 'D', 'D' } },
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MimeType { .name = "font/otf"sv, .common_extensions = { "otf"sv }, .description = "OpenType font"sv, .magic_bytes = Vector<u8> { 'O', 'T', 'T', 'F' } },
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MimeType { .name = "font/ttf"sv, .common_extensions = { "ttf"sv }, .description = "TrueType font"sv, .magic_bytes = Vector<u8> { 0x00, 0x01, 0x00, 0x00, 0x00 } },
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MimeType { .name = "font/woff"sv, .common_extensions = { "woff"sv }, .description = "WOFF font"sv, .magic_bytes = Vector<u8> { 'W', 'O', 'F', 'F' } },
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MimeType { .name = "font/woff2"sv, .common_extensions = { "woff2"sv }, .description = "WOFF2 font"sv, .magic_bytes = Vector<u8> { 'W', 'O', 'F', '2' } },
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MimeType { .name = "image/bmp"sv, .common_extensions = { ".bmp"sv }, .description = "BMP image data"sv, .magic_bytes = Vector<u8> { 'B', 'M' } },
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MimeType { .name = "image/gif"sv, .common_extensions = { ".gif"sv }, .description = "GIF image data"sv, .magic_bytes = Vector<u8> { 'G', 'I', 'F', '8', '7', 'a' } },
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MimeType { .name = "image/gif"sv, .common_extensions = { ".gif"sv }, .description = "GIF image data"sv, .magic_bytes = Vector<u8> { 'G', 'I', 'F', '8', '9', 'a' } },
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MimeType { .name = "image/jp2"sv, .common_extensions = { ".jp2"sv, ".jpx"sv }, .description = "JPEG2000 image data"sv, .magic_bytes = Vector<u8> { 0x00, 0x00, 0x00, 0x0C, 0x6A, 0x50, 0x20, 0x20, 0x0D, 0x0A, 0x87, 0x0A } },
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MimeType { .name = "image/jpeg"sv, .common_extensions = { ".jpg"sv, ".jpeg"sv }, .description = "JPEG image data"sv, .magic_bytes = Vector<u8> { 0xFF, 0xD8, 0xFF } },
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MimeType { .name = "image/jxl"sv, .common_extensions = { ".jxl"sv }, .description = "JPEG XL image data"sv, .magic_bytes = Vector<u8> { 0xFF, 0x0A } },
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MimeType { .name = "image/png"sv, .common_extensions = { ".png"sv }, .description = "PNG image data"sv, .magic_bytes = Vector<u8> { 0x89, 'P', 'N', 'G', 0x0D, 0x0A, 0x1A, 0x0A } },
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MimeType { .name = "image/svg+xml"sv, .common_extensions = { ".svg"sv }, .description = "Scalable Vector Graphics image"sv },
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MimeType { .name = "image/tiff"sv, .common_extensions = { ".tiff"sv }, .description = "TIFF image data"sv, .magic_bytes = Vector<u8> { 'I', 'I', '*', 0x00 } },
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MimeType { .name = "image/tiff"sv, .common_extensions = { ".tiff"sv }, .description = "TIFF image data"sv, .magic_bytes = Vector<u8> { 'M', 'M', 0x00, '*' } },
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MimeType { .name = "image/tinyvg"sv, .common_extensions = { ".tvg"sv }, .description = "TinyVG vector graphics"sv, .magic_bytes = Vector<u8> { 0x72, 0x56 } },
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MimeType { .name = "image/vnd.ms-dds"sv, .common_extensions = { ".dds"sv }, .description = "DDS image data"sv, .magic_bytes = Vector<u8> { 'D', 'D', 'S', ' ' } },
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MimeType { .name = "image/webp"sv, .common_extensions = { ".webp"sv }, .description = "WebP image data"sv, .magic_bytes = Vector<u8> { 'W', 'E', 'B', 'P' }, .offset = 8 },
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MimeType { .name = "image/x-icon"sv, .common_extensions = { ".ico"sv }, .description = "ICO image data"sv },
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MimeType { .name = "image/x-ilbm"sv, .common_extensions = { ".iff"sv, ".lbm"sv }, .description = "Interleaved bitmap image data"sv, .magic_bytes = Vector<u8> { 0x46, 0x4F, 0x52, 0x4F } },
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MimeType { .name = "image/x-jbig2"sv, .common_extensions = { ".jbig2"sv, ".jb2"sv }, .description = "JBIG2 image data"sv, .magic_bytes = Vector<u8> { 0x97, 0x4A, 0x42, 0x32, 0x0D, 0x0A, 0x1A, 0x0A } },
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MimeType { .name = "image/x-portable-arbitrarymap"sv, .common_extensions = { ".pam"sv }, .description = "PAM image data"sv, .magic_bytes = Vector<u8> { 0x50, 0x37, 0x0A } },
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MimeType { .name = "image/x-portable-bitmap"sv, .common_extensions = { ".pbm"sv }, .description = "PBM image data"sv, .magic_bytes = Vector<u8> { 0x50, 0x31, 0x0A } },
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MimeType { .name = "image/x-portable-graymap"sv, .common_extensions = { ".pgm"sv }, .description = "PGM image data"sv, .magic_bytes = Vector<u8> { 0x50, 0x32, 0x0A } },
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MimeType { .name = "image/x-portable-pixmap"sv, .common_extensions = { ".ppm"sv }, .description = "PPM image data"sv, .magic_bytes = Vector<u8> { 0x50, 0x33, 0x0A } },
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MimeType { .name = "image/x-qoi"sv, .common_extensions = { ".qoi"sv }, .description = "QOI image data"sv, .magic_bytes = Vector<u8> { 'q', 'o', 'i', 'f' } },
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MimeType { .name = "image/x-targa"sv, .common_extensions = { ".tga"sv }, .description = "Targa image data"sv },
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MimeType { .name = "text/css"sv, .common_extensions = { ".css"sv }, .description = "Cascading Style Sheet"sv },
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MimeType { .name = "text/csv"sv, .common_extensions = { ".csv"sv }, .description = "CSV text"sv },
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MimeType { .name = "text/html"sv, .common_extensions = { ".html"sv, ".htm"sv, ".xht"sv, "/"sv }, .description = "HTML document"sv }, // FIXME: The "/" seems dubious
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MimeType { .name = "text/markdown"sv, .common_extensions = { ".md"sv }, .description = "Markdown document"sv },
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MimeType { .name = "text/plain"sv, .common_extensions = Vector(s_plaintext_suffixes.span()), .description = "plain text"sv },
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MimeType { .name = "text/x-shellscript"sv, .common_extensions = { ".sh"sv }, .description = "POSIX shell script text executable"sv, .magic_bytes = Vector<u8> { '#', '!', '/', 'b', 'i', 'n', '/', 's', 'h', '\n' } },
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MimeType { .name = "video/matroska"sv, .common_extensions = { ".mkv"sv }, .description = "Matroska container"sv, .magic_bytes = Vector<u8> { 0x1A, 0x45, 0xDF, 0xA3 } },
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MimeType { .name = "video/webm"sv, .common_extensions = { ".webm"sv }, .description = "WebM video"sv },
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};
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StringView guess_mime_type_based_on_filename(StringView path)
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{
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for (auto const& mime_type : s_registered_mime_type) {
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for (auto const possible_extension : mime_type.common_extensions) {
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if (path.ends_with(possible_extension))
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return mime_type.name;
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}
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}
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return "application/octet-stream"sv;
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}
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Optional<StringView> guess_mime_type_based_on_sniffed_bytes(ReadonlyBytes bytes)
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{
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for (auto const& mime_type : s_registered_mime_type) {
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if (mime_type.magic_bytes.has_value()
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&& bytes.size() >= mime_type.offset
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&& bytes.slice(mime_type.offset).starts_with(*mime_type.magic_bytes)) {
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return mime_type.name;
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}
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}
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return {};
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}
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Optional<MimeType const&> get_mime_type_data(StringView mime_name)
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{
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for (auto const& mime_type : s_registered_mime_type) {
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if (mime_name == mime_type.name)
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return mime_type;
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}
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return {};
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}
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Optional<StringView> guess_mime_type_based_on_sniffed_bytes(Core::File& file)
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{
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// Read accounts for longest possible offset + signature we currently match against (extra/iso-9660)
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auto maybe_buffer = ByteBuffer::create_uninitialized(0x9006);
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if (maybe_buffer.is_error())
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return {};
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auto maybe_bytes = file.read_some(maybe_buffer.value());
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if (maybe_bytes.is_error())
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return {};
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return Core::guess_mime_type_based_on_sniffed_bytes(maybe_bytes.value());
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}
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}
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