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zip: Use the helpers in ZipOutputStream for adding files

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Caoimhe 2023-06-02 17:33:07 +01:00 committed by Linus Groh
parent b5124bd826
commit f222028f79
Notes: sideshowbarker 2024-07-16 19:17:47 +09:00 
Author: https://github.com/caoimhebyrne
Commit: https://github.com/SerenityOS/serenity/commit/f222028f79
Pull-request: https://github.com/SerenityOS/serenity/pull/19229
Reviewed-by: https://github.com/gmta
Reviewed-by: https://github.com/linusg ✅
2 changed files with 12 additions and 39 deletions
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2
Userland/Utilities/CMakeLists.txt
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@ -155,7 +155,7 @@ target_link_libraries(watch PRIVATE LibFileSystem)
target_link_libraries(wsctl PRIVATE LibGUI LibIPC)
target_link_libraries(xml PRIVATE LibFileSystem LibXML)
target_link_libraries(xzcat PRIVATE LibCompress)
target_link_libraries(zip PRIVATE LibArchive LibCompress LibCrypto LibFileSystem)
target_link_libraries(zip PRIVATE LibArchive LibFileSystem)
# FIXME: Link this file into headless-browser without compiling it again.
target_sources(headless-browser PRIVATE "${SerenityOS_SOURCE_DIR}/Userland/Services/WebContent/WebDriverConnection.cpp")

49
Userland/Utilities/zip.cpp
View file

@ -4,16 +4,13 @@
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/DOSPackedTime.h>
#include <AK/LexicalPath.h>
#include <LibArchive/Zip.h>
#include <LibCompress/Deflate.h>
#include <LibCore/ArgsParser.h>
#include <LibCore/DateTime.h>
#include <LibCore/DirIterator.h>
#include <LibCore/File.h>
#include <LibCore/System.h>
#include <LibCrypto/Checksum/CRC32.h>
#include <LibFileSystem/FileSystem.h>
ErrorOr<int> serenity_main(Main::Arguments arguments)
@ -54,52 +51,28 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
Archive::ZipOutputStream zip_stream(move(file_stream));
auto add_file = [&](DeprecatedString path) -> ErrorOr<void> {
auto canonicalized_path = LexicalPath::canonicalized_path(path);
auto file = TRY(Core::File::open(path, Core::File::OpenMode::Read));
auto file_buffer = TRY(file->read_until_eof());
Archive::ZipMember member {};
member.name = TRY(String::from_deprecated_string(canonicalized_path));
auto canonicalized_path = TRY(String::from_deprecated_string(LexicalPath::canonicalized_path(path)));
auto file = TRY(Core::File::open(path, Core::File::OpenMode::Read));
auto stat = TRY(Core::System::fstat(file->fd()));
auto date = Core::DateTime::from_timestamp(stat.st_mtim.tv_sec);
member.modification_date = to_packed_dos_date(date.year(), date.month(), date.day());
member.modification_time = to_packed_dos_time(date.hour(), date.minute(), date.second());
auto deflate_buffer = Compress::DeflateCompressor::compress_all(file_buffer);
if (!deflate_buffer.is_error() && deflate_buffer.value().size() < file_buffer.size()) {
member.compressed_data = deflate_buffer.value().bytes();
member.compression_method = Archive::ZipCompressionMethod::Deflate;
auto compression_ratio = (double)deflate_buffer.value().size() / file_buffer.size();
outln(" adding: {} (deflated {}%)", canonicalized_path, (int)(compression_ratio * 100));
auto information = TRY(zip_stream.add_member_from_stream(canonicalized_path, *file, date));
if (information.compression_ratio < 1.f) {
outln(" adding: {} (deflated {}%)", canonicalized_path, (int)(information.compression_ratio * 100));
} else {
member.compressed_data = file_buffer.bytes();
member.compression_method = Archive::ZipCompressionMethod::Store;
outln(" adding: {} (stored 0%)", canonicalized_path);
outln(" adding: {} (stored)", canonicalized_path);
}
member.uncompressed_size = file_buffer.size();
Crypto::Checksum::CRC32 checksum { file_buffer.bytes() };
member.crc32 = checksum.digest();
member.is_directory = false;
return zip_stream.add_member(member);
return {};
};
auto add_directory = [&](DeprecatedString path, auto handle_directory) -> ErrorOr<void> {
auto canonicalized_path = DeprecatedString::formatted("{}/", LexicalPath::canonicalized_path(path));
Archive::ZipMember member {};
member.name = TRY(String::from_deprecated_string(canonicalized_path));
member.compressed_data = {};
member.compression_method = Archive::ZipCompressionMethod::Store;
member.uncompressed_size = 0;
member.crc32 = 0;
member.is_directory = true;
auto canonicalized_path = TRY(String::formatted("{}/", LexicalPath::canonicalized_path(path)));
auto stat = TRY(Core::System::stat(canonicalized_path));
auto stat = TRY(Core::System::stat(path));
auto date = Core::DateTime::from_timestamp(stat.st_mtim.tv_sec);
member.modification_date = to_packed_dos_date(date.year(), date.month(), date.day());
member.modification_time = to_packed_dos_time(date.hour(), date.minute(), date.second());
TRY(zip_stream.add_member(member));
outln(" adding: {} (stored 0%)", canonicalized_path);
TRY(zip_stream.add_directory(canonicalized_path, date));
if (!recurse)
return {};