Add m-esr52 at 52.6.0

1 files changed, 131 insertions, 0 deletions

diff --git a/dom/archivereader/ArchiveEvent.cpp b/dom/archivereader/ArchiveEvent.cpp
new file mode 100644
index 000000000..b1b3dcd82
--- /dev/null
+++ b/dom/archivereader/ArchiveEvent.cpp
@@ -0,0 +1,131 @@
+/* -*- 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 "ArchiveEvent.h"
+
+#include "nsCExternalHandlerService.h"
+#include "nsProxyRelease.h"
+
+USING_ARCHIVEREADER_NAMESPACE
+
+NS_IMPL_ISUPPORTS0(ArchiveItem)
+
+ArchiveItem::ArchiveItem()
+{
+  MOZ_COUNT_CTOR(ArchiveItem);
+}
+
+ArchiveItem::~ArchiveItem()
+{
+  MOZ_COUNT_DTOR(ArchiveItem);
+}
+
+
+nsCString
+ArchiveItem::GetType()
+{
+  if (mType.IsEmpty()) {
+    return NS_LITERAL_CSTRING("binary/octet-stream");
+  }
+
+  return mType;
+}
+
+void
+ArchiveItem::SetType(const nsCString& aType)
+{
+  mType = aType;
+}
+
+ArchiveReaderEvent::ArchiveReaderEvent(ArchiveReader* aArchiveReader)
+: mArchiveReader(aArchiveReader)
+{
+  MOZ_COUNT_CTOR(ArchiveReaderEvent);
+}
+
+ArchiveReaderEvent::~ArchiveReaderEvent()
+{
+  if (!NS_IsMainThread()) {
+    NS_ReleaseOnMainThread(mMimeService.forget());
+  }
+
+  MOZ_COUNT_DTOR(ArchiveReaderEvent);
+}
+
+// From the filename to the mimetype:
+nsresult
+ArchiveReaderEvent::GetType(nsCString& aExt,
+                            nsCString& aMimeType)
+{
+  MOZ_ASSERT(NS_IsMainThread());
+
+  nsresult rv;
+  
+  if (mMimeService.get() == nullptr) {
+    mMimeService = do_GetService(NS_MIMESERVICE_CONTRACTID, &rv);
+    NS_ENSURE_SUCCESS(rv, rv);
+  }
+
+  rv = mMimeService->GetTypeFromExtension(aExt, aMimeType);
+  NS_ENSURE_SUCCESS(rv, rv);
+
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+ArchiveReaderEvent::Run()
+{
+  return Exec();
+}
+
+nsresult
+ArchiveReaderEvent::RunShare(nsresult aStatus)
+{
+  mStatus = aStatus;
+
+  NS_DispatchToMainThread(NewRunnableMethod(this, &ArchiveReaderEvent::ShareMainThread));
+
+  return NS_OK;
+}
+
+void
+ArchiveReaderEvent::ShareMainThread()
+{
+  nsTArray<RefPtr<File>> fileList;
+
+  if (!NS_FAILED(mStatus)) {
+    // This extra step must run in the main thread:
+    for (uint32_t index = 0; index < mFileList.Length(); ++index) {
+      RefPtr<ArchiveItem> item = mFileList[index];
+
+      nsString tmp;
+      nsresult rv = item->GetFilename(tmp);
+      nsCString filename = NS_ConvertUTF16toUTF8(tmp);
+      if (NS_FAILED(rv)) {
+        continue;
+      }
+
+      int32_t offset = filename.RFindChar('.');
+      if (offset != kNotFound) {
+        filename.Cut(0, offset + 1);
+
+        // Just to be sure, if something goes wrong, the mimetype is an empty string:
+        nsCString type;
+        if (NS_SUCCEEDED(GetType(filename, type))) {
+          item->SetType(type);
+        }
+      }
+
+      // This is a File:
+      RefPtr<File> file = item->GetFile(mArchiveReader);
+      if (file) {
+        fileList.AppendElement(file);
+      }
+    }
+  }
+
+  mArchiveReader->Ready(fileList, mStatus);
+}