From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../compat/FileSystemRootDirectoryEntry.cpp        | 138 +++++++++++++++++++++
 1 file changed, 138 insertions(+)
 create mode 100644 dom/filesystem/compat/FileSystemRootDirectoryEntry.cpp

(limited to 'dom/filesystem/compat/FileSystemRootDirectoryEntry.cpp')

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
-- 
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