/* * Copyright (c) 2023, Andrew Kaster * * SPDX-License-Identifier: BSD-2-Clause */ #include #include #include #include namespace Core { static OwnPtr s_the; void ResourceImplementation::install(OwnPtr the) { s_the = move(the); } ResourceImplementation& ResourceImplementation::the() { if (!s_the) install(make("/res"_string)); return *s_the; } NonnullRefPtr ResourceImplementation::make_resource(String full_path, NonnullOwnPtr file, time_t modified_time) { return adopt_ref(*new Resource(move(full_path), Resource::Scheme::Resource, move(file), modified_time)); } NonnullRefPtr ResourceImplementation::make_resource(String full_path, ByteBuffer buffer, time_t modified_time) { return adopt_ref(*new Resource(move(full_path), Resource::Scheme::Resource, move(buffer), modified_time)); } NonnullRefPtr ResourceImplementation::make_directory_resource(String full_path, time_t modified_time) { return adopt_ref(*new Resource(move(full_path), Resource::Scheme::Resource, Resource::DirectoryTag {}, modified_time)); } ErrorOr> ResourceImplementation::load_from_uri(StringView uri) { StringView const file_scheme = "file://"sv; StringView const resource_scheme = "resource://"sv; if (uri.starts_with(resource_scheme)) return load_from_resource_scheme_uri(uri); if (uri.starts_with(file_scheme)) { auto path = uri.substring_view(file_scheme.length()); auto utf8_path = TRY(String::from_utf8(path)); auto st = TRY(System::stat(utf8_path)); if (S_ISDIR(st.st_mode)) return adopt_ref(*new Resource(utf8_path, Resource::Scheme::File, Resource::DirectoryTag {}, st.st_mtime)); auto mapped_file = TRY(MappedFile::map(path)); return adopt_ref(*new Resource(utf8_path, Resource::Scheme::File, move(mapped_file), st.st_mtime)); } dbgln("ResourceImplementation: Unknown scheme for {}", uri); return Error::from_string_literal("Invalid scheme"); } Vector ResourceImplementation::child_names(Resource const& resource) { if (!resource.is_directory()) return {}; if (resource.m_scheme == Resource::Scheme::Resource) return child_names_for_resource_scheme(resource); VERIFY(resource.m_scheme == Resource::Scheme::File); Vector children; Core::DirIterator it(resource.filesystem_path().to_byte_string(), Core::DirIterator::SkipParentAndBaseDir); while (it.has_next()) children.append(MUST(String::from_byte_string(it.next_path()))); return children; } String ResourceImplementation::filesystem_path(Resource const& resource) { if (resource.m_scheme == Resource::Scheme::Resource) return filesystem_path_for_resource_scheme(resource.m_path); VERIFY(resource.m_scheme == Resource::Scheme::File); return resource.m_path; } }