The Tor Browser / file comparison
comparison: dom/file/ArchiveEvent.cpp
dom/file/ArchiveEvent.cpp
- changeset 0
- 6474c204b198
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| -1:000000000000 | 0:346937ed2d8b |
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| 1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* vim: set ts=2 et sw=2 tw=80: */ | |
| 3 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 4 * License, v. 2.0. If a copy of the MPL was not distributed with this file, | |
| 5 * You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 6 | |
| 7 #include "ArchiveEvent.h" | |
| 8 | |
| 9 #include "nsCExternalHandlerService.h" | |
| 10 #include "nsProxyRelease.h" | |
| 11 | |
| 12 USING_FILE_NAMESPACE | |
| 13 | |
| 14 NS_IMPL_ISUPPORTS0(ArchiveItem) | |
| 15 | |
| 16 ArchiveItem::ArchiveItem() | |
| 17 { | |
| 18 MOZ_COUNT_CTOR(ArchiveItem); | |
| 19 } | |
| 20 | |
| 21 ArchiveItem::~ArchiveItem() | |
| 22 { | |
| 23 MOZ_COUNT_DTOR(ArchiveItem); | |
| 24 } | |
| 25 | |
| 26 | |
| 27 nsCString | |
| 28 ArchiveItem::GetType() | |
| 29 { | |
| 30 if (mType.IsEmpty()) { | |
| 31 return NS_LITERAL_CSTRING("binary/octet-stream"); | |
| 32 } | |
| 33 | |
| 34 return mType; | |
| 35 } | |
| 36 | |
| 37 void | |
| 38 ArchiveItem::SetType(const nsCString& aType) | |
| 39 { | |
| 40 mType = aType; | |
| 41 } | |
| 42 | |
| 43 ArchiveReaderEvent::ArchiveReaderEvent(ArchiveReader* aArchiveReader) | |
| 44 : mArchiveReader(aArchiveReader) | |
| 45 { | |
| 46 MOZ_COUNT_CTOR(ArchiveReaderEvent); | |
| 47 } | |
| 48 | |
| 49 ArchiveReaderEvent::~ArchiveReaderEvent() | |
| 50 { | |
| 51 if (!NS_IsMainThread()) { | |
| 52 nsIMIMEService* mimeService; | |
| 53 mMimeService.forget(&mimeService); | |
| 54 | |
| 55 if (mimeService) { | |
| 56 nsCOMPtr<nsIThread> mainThread = do_GetMainThread(); | |
| 57 NS_WARN_IF_FALSE(mainThread, "Couldn't get the main thread! Leaking!"); | |
| 58 | |
| 59 if (mainThread) { | |
| 60 NS_ProxyRelease(mainThread, mimeService); | |
| 61 } | |
| 62 } | |
| 63 } | |
| 64 | |
| 65 MOZ_COUNT_DTOR(ArchiveReaderEvent); | |
| 66 } | |
| 67 | |
| 68 // From the filename to the mimetype: | |
| 69 nsresult | |
| 70 ArchiveReaderEvent::GetType(nsCString& aExt, | |
| 71 nsCString& aMimeType) | |
| 72 { | |
| 73 MOZ_ASSERT(NS_IsMainThread()); | |
| 74 | |
| 75 nsresult rv; | |
| 76 | |
| 77 if (mMimeService.get() == nullptr) { | |
| 78 mMimeService = do_GetService(NS_MIMESERVICE_CONTRACTID, &rv); | |
| 79 NS_ENSURE_SUCCESS(rv, rv); | |
| 80 } | |
| 81 | |
| 82 rv = mMimeService->GetTypeFromExtension(aExt, aMimeType); | |
| 83 NS_ENSURE_SUCCESS(rv, rv); | |
| 84 | |
| 85 return NS_OK; | |
| 86 } | |
| 87 | |
| 88 NS_IMETHODIMP | |
| 89 ArchiveReaderEvent::Run() | |
| 90 { | |
| 91 return Exec(); | |
| 92 } | |
| 93 | |
| 94 nsresult | |
| 95 ArchiveReaderEvent::RunShare(nsresult aStatus) | |
| 96 { | |
| 97 mStatus = aStatus; | |
| 98 | |
| 99 nsCOMPtr<nsIRunnable> event = NS_NewRunnableMethod(this, &ArchiveReaderEvent::ShareMainThread); | |
| 100 NS_DispatchToMainThread(event, NS_DISPATCH_NORMAL); | |
| 101 | |
| 102 return NS_OK; | |
| 103 } | |
| 104 | |
| 105 void | |
| 106 ArchiveReaderEvent::ShareMainThread() | |
| 107 { | |
| 108 nsTArray<nsCOMPtr<nsIDOMFile> > fileList; | |
| 109 | |
| 110 if (!NS_FAILED(mStatus)) { | |
| 111 // This extra step must run in the main thread: | |
| 112 for (uint32_t index = 0; index < mFileList.Length(); ++index) { | |
| 113 nsRefPtr<ArchiveItem> item = mFileList[index]; | |
| 114 | |
| 115 nsString tmp; | |
| 116 nsresult rv = item->GetFilename(tmp); | |
| 117 nsCString filename = NS_ConvertUTF16toUTF8(tmp); | |
| 118 if (NS_FAILED(rv)) { | |
| 119 continue; | |
| 120 } | |
| 121 | |
| 122 int32_t offset = filename.RFindChar('.'); | |
| 123 if (offset != kNotFound) { | |
| 124 filename.Cut(0, offset + 1); | |
| 125 | |
| 126 // Just to be sure, if something goes wrong, the mimetype is an empty string: | |
| 127 nsCString type; | |
| 128 if (NS_SUCCEEDED(GetType(filename, type))) { | |
| 129 item->SetType(type); | |
| 130 } | |
| 131 } | |
| 132 | |
| 133 // This is a nsDOMFile: | |
| 134 nsRefPtr<nsIDOMFile> file = item->File(mArchiveReader); | |
| 135 if (file) { | |
| 136 fileList.AppendElement(file); | |
| 137 } | |
| 138 } | |
| 139 } | |
| 140 | |
| 141 mArchiveReader->Ready(fileList, mStatus); | |
| 142 } |
