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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /dom/filesystem/compat/FileSystemRootDirectoryEntry.cpp | |
parent | Initial commit. (diff) | |
download | firefox-esr-upstream.tar.xz firefox-esr-upstream.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | dom/filesystem/compat/FileSystemRootDirectoryEntry.cpp | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/dom/filesystem/compat/FileSystemRootDirectoryEntry.cpp b/dom/filesystem/compat/FileSystemRootDirectoryEntry.cpp new file mode 100644 index 0000000000..fad6243d15 --- /dev/null +++ b/dom/filesystem/compat/FileSystemRootDirectoryEntry.cpp @@ -0,0 +1,138 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this file, + * You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "FileSystemRootDirectoryEntry.h" +#include "FileSystemRootDirectoryReader.h" +#include "mozilla/dom/FileSystemUtils.h" +#include "CallbackRunnables.h" +#include "nsReadableUtils.h" + +namespace mozilla::dom { + +NS_IMPL_CYCLE_COLLECTION_INHERITED(FileSystemRootDirectoryEntry, + FileSystemDirectoryEntry, mEntries) + +NS_IMPL_ADDREF_INHERITED(FileSystemRootDirectoryEntry, FileSystemDirectoryEntry) +NS_IMPL_RELEASE_INHERITED(FileSystemRootDirectoryEntry, + FileSystemDirectoryEntry) + +NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(FileSystemRootDirectoryEntry) +NS_INTERFACE_MAP_END_INHERITING(FileSystemDirectoryEntry) + +FileSystemRootDirectoryEntry::FileSystemRootDirectoryEntry( + nsIGlobalObject* aGlobal, Sequence<RefPtr<FileSystemEntry>> aEntries, + FileSystem* aFileSystem) + : FileSystemDirectoryEntry(aGlobal, nullptr, nullptr, aFileSystem), + mEntries(std::move(aEntries)) { + MOZ_ASSERT(aGlobal); +} + +FileSystemRootDirectoryEntry::~FileSystemRootDirectoryEntry() = default; + +void FileSystemRootDirectoryEntry::GetName(nsAString& aName, + ErrorResult& aRv) const { + aName.Truncate(); +} + +void FileSystemRootDirectoryEntry::GetFullPath(nsAString& aPath, + ErrorResult& aRv) const { + aPath.AssignLiteral(FILESYSTEM_DOM_PATH_SEPARATOR_LITERAL); +} + +already_AddRefed<FileSystemDirectoryReader> +FileSystemRootDirectoryEntry::CreateReader() { + RefPtr<FileSystemDirectoryReader> reader = + new FileSystemRootDirectoryReader(this, Filesystem(), mEntries); + return reader.forget(); +} + +void FileSystemRootDirectoryEntry::GetInternal( + const nsAString& aPath, const FileSystemFlags& aFlag, + const Optional<OwningNonNull<FileSystemEntryCallback>>& aSuccessCallback, + const Optional<OwningNonNull<ErrorCallback>>& aErrorCallback, + GetInternalType aType) { + if (!aSuccessCallback.WasPassed() && !aErrorCallback.WasPassed()) { + return; + } + + if (aFlag.mCreate) { + ErrorCallbackHelper::Call(GetParentObject(), aErrorCallback, + NS_ERROR_DOM_SECURITY_ERR); + return; + } + + nsTArray<nsString> parts; + if (!FileSystemUtils::IsValidRelativeDOMPath(aPath, parts)) { + ErrorCallbackHelper::Call(GetParentObject(), aErrorCallback, + NS_ERROR_DOM_NOT_FOUND_ERR); + return; + } + + MOZ_ASSERT(!parts.IsEmpty()); + + RefPtr<FileSystemEntry> entry; + for (uint32_t i = 0; i < mEntries.Length(); ++i) { + ErrorResult rv; + nsAutoString name; + mEntries[i]->GetName(name, rv); + + if (NS_WARN_IF(rv.Failed())) { + ErrorCallbackHelper::Call(GetParentObject(), aErrorCallback, + rv.StealNSResult()); + return; + } + + if (name == parts[0]) { + entry = mEntries[i]; + break; + } + } + + // Not found. + if (!entry) { + ErrorCallbackHelper::Call(GetParentObject(), aErrorCallback, + NS_ERROR_DOM_NOT_FOUND_ERR); + return; + } + + // No subdirectory in the path. + if (parts.Length() == 1) { + if ((entry->IsFile() && aType == eGetDirectory) || + (entry->IsDirectory() && aType == eGetFile)) { + ErrorCallbackHelper::Call(GetParentObject(), aErrorCallback, + NS_ERROR_DOM_TYPE_MISMATCH_ERR); + return; + } + + if (aSuccessCallback.WasPassed()) { + RefPtr<EntryCallbackRunnable> runnable = + new EntryCallbackRunnable(&aSuccessCallback.Value(), entry); + + FileSystemUtils::DispatchRunnable(GetParentObject(), runnable.forget()); + } + return; + } + + // Subdirectories, but this is a file. + if (entry->IsFile()) { + ErrorCallbackHelper::Call(GetParentObject(), aErrorCallback, + NS_ERROR_DOM_NOT_FOUND_ERR); + return; + } + + // Let's recreate a path without the first directory. + nsAutoString path; + StringJoinAppend( + path, + NS_LITERAL_STRING_FROM_CSTRING(FILESYSTEM_DOM_PATH_SEPARATOR_LITERAL), + Span{parts}.From(1)); + + auto* directoryEntry = static_cast<FileSystemDirectoryEntry*>(entry.get()); + directoryEntry->GetInternal(path, aFlag, aSuccessCallback, aErrorCallback, + aType); +} + +} // namespace mozilla::dom |