1 /*
2 * Copyright (C) 2010 Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 * * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 #include "third_party/blink/renderer/modules/filesystem/directory_entry_sync.h"
32
33 #include "third_party/blink/renderer/bindings/modules/v8/v8_file_system_flags.h"
34 #include "third_party/blink/renderer/modules/filesystem/directory_reader_sync.h"
35 #include "third_party/blink/renderer/modules/filesystem/entry.h"
36 #include "third_party/blink/renderer/modules/filesystem/file_entry_sync.h"
37 #include "third_party/blink/renderer/modules/filesystem/sync_callback_helper.h"
38 #include "third_party/blink/renderer/platform/bindings/exception_state.h"
39 #include "third_party/blink/renderer/platform/wtf/casting.h"
40
41 namespace blink {
42
DirectoryEntrySync(DOMFileSystemBase * file_system,const String & full_path)43 DirectoryEntrySync::DirectoryEntrySync(DOMFileSystemBase* file_system,
44 const String& full_path)
45 : EntrySync(file_system, full_path) {}
46
createReader()47 DirectoryReaderSync* DirectoryEntrySync::createReader() {
48 return MakeGarbageCollected<DirectoryReaderSync>(file_system_, full_path_);
49 }
50
getFile(const String & path,const FileSystemFlags * options,ExceptionState & exception_state)51 FileEntrySync* DirectoryEntrySync::getFile(const String& path,
52 const FileSystemFlags* options,
53 ExceptionState& exception_state) {
54 auto* sync_helper = MakeGarbageCollected<EntryCallbacksSyncHelper>();
55
56 auto success_callback_wrapper =
57 WTF::Bind(&EntryCallbacksSyncHelper::OnSuccess,
58 WrapPersistentIfNeeded(sync_helper));
59 auto error_callback_wrapper = WTF::Bind(&EntryCallbacksSyncHelper::OnError,
60 WrapPersistentIfNeeded(sync_helper));
61
62 file_system_->GetFile(
63 this, path, options, std::move(success_callback_wrapper),
64 std::move(error_callback_wrapper), DOMFileSystemBase::kSynchronous);
65 Entry* entry = sync_helper->GetResultOrThrow(exception_state);
66 return entry ? To<FileEntrySync>(EntrySync::Create(entry)) : nullptr;
67 }
68
getDirectory(const String & path,const FileSystemFlags * options,ExceptionState & exception_state)69 DirectoryEntrySync* DirectoryEntrySync::getDirectory(
70 const String& path,
71 const FileSystemFlags* options,
72 ExceptionState& exception_state) {
73 auto* sync_helper = MakeGarbageCollected<EntryCallbacksSyncHelper>();
74
75 auto success_callback_wrapper =
76 WTF::Bind(&EntryCallbacksSyncHelper::OnSuccess,
77 WrapPersistentIfNeeded(sync_helper));
78 auto error_callback_wrapper = WTF::Bind(&EntryCallbacksSyncHelper::OnError,
79 WrapPersistentIfNeeded(sync_helper));
80
81 file_system_->GetDirectory(
82 this, path, options, std::move(success_callback_wrapper),
83 std::move(error_callback_wrapper), DOMFileSystemBase::kSynchronous);
84
85 Entry* entry = sync_helper->GetResultOrThrow(exception_state);
86 return entry ? To<DirectoryEntrySync>(EntrySync::Create(entry)) : nullptr;
87 }
88
removeRecursively(ExceptionState & exception_state)89 void DirectoryEntrySync::removeRecursively(ExceptionState& exception_state) {
90 auto* sync_helper = MakeGarbageCollected<VoidCallbacksSyncHelper>();
91
92 auto error_callback_wrapper = WTF::Bind(&VoidCallbacksSyncHelper::OnError,
93 WrapPersistentIfNeeded(sync_helper));
94
95 file_system_->RemoveRecursively(this, VoidCallbacks::SuccessCallback(),
96 std::move(error_callback_wrapper),
97 DOMFileSystemBase::kSynchronous);
98 sync_helper->GetResultOrThrow(exception_state);
99 }
100
Trace(Visitor * visitor)101 void DirectoryEntrySync::Trace(Visitor* visitor) {
102 EntrySync::Trace(visitor);
103 }
104
105 } // namespace blink
106