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| 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef WEBKIT_FILEAPI_CROSS_OPERATION_DELEGATE_H_ | |
| 6 #define WEBKIT_FILEAPI_CROSS_OPERATION_DELEGATE_H_ | |
| 7 | |
| 8 #include <stack> | |
| 9 | |
| 10 #include "base/memory/ref_counted.h" | |
| 11 #include "base/memory/scoped_ptr.h" | |
| 12 #include "webkit/fileapi/recursive_operation_delegate.h" | |
| 13 | |
| 14 namespace webkit_blob { | |
| 15 class ShareableFileReference; | |
| 16 } | |
| 17 | |
| 18 namespace fileapi { | |
| 19 | |
| 20 class CopyOrMoveFileValidator; | |
| 21 | |
| 22 // A delegate class for recursive copy or move operations. | |
| 23 class CrossOperationDelegate | |
| 24 : public RecursiveOperationDelegate, | |
| 25 public base::SupportsWeakPtr<CrossOperationDelegate> { | |
| 26 public: | |
| 27 enum OperationType { | |
| 28 OPERATION_COPY, | |
| 29 OPERATION_MOVE | |
| 30 }; | |
| 31 | |
| 32 CrossOperationDelegate( | |
| 33 FileSystemContext* file_system_context, | |
| 34 scoped_ptr<LocalFileSystemOperation> src_root_operation, | |
| 35 LocalFileSystemOperation* dest_root_operation, | |
| 36 const FileSystemURL& src_root, | |
| 37 const FileSystemURL& dest_root, | |
| 38 OperationType operation_type, | |
| 39 const StatusCallback& callback); | |
| 40 virtual ~CrossOperationDelegate(); | |
| 41 | |
| 42 // RecursiveOperationDelegate overrides: | |
| 43 virtual void Run() OVERRIDE; | |
| 44 virtual void RunRecursively() OVERRIDE; | |
| 45 virtual void ProcessFile(const FileSystemURL& url, | |
| 46 const StatusCallback& callback) OVERRIDE; | |
| 47 virtual void ProcessDirectory(const FileSystemURL& url, | |
| 48 const StatusCallback& callback) OVERRIDE; | |
| 49 | |
| 50 using base::SupportsWeakPtr<CrossOperationDelegate>::AsWeakPtr; | |
| 51 | |
| 52 private: | |
| 53 struct URLPair { | |
| 54 URLPair(const FileSystemURL& src, const FileSystemURL& dest) | |
| 55 : src(src), | |
| 56 dest(dest) { | |
| 57 } | |
| 58 FileSystemURL src; | |
| 59 FileSystemURL dest; | |
| 60 }; | |
| 61 | |
| 62 void DidTryCopyOrMoveFile(base::PlatformFileError error); | |
| 63 void DidTryRemoveDestRoot(base::PlatformFileError error); | |
| 64 void CopyOrMoveFile( | |
| 65 const URLPair& url_pair, | |
| 66 const StatusCallback& callback); | |
| 67 void DidCreateSnapshot( | |
| 68 const URLPair& url_pair, | |
| 69 const StatusCallback& callback, | |
| 70 base::PlatformFileError error, | |
| 71 const base::PlatformFileInfo& file_info, | |
| 72 const base::FilePath& platform_path, | |
| 73 const scoped_refptr<webkit_blob::ShareableFileReference>& file_ref); | |
| 74 void DidValidateFile( | |
| 75 const FileSystemURL& dest, | |
| 76 const StatusCallback& callback, | |
| 77 const base::PlatformFileInfo& file_info, | |
| 78 const base::FilePath& platform_path, | |
| 79 base::PlatformFileError error); | |
| 80 void DidFinishCopy( | |
| 81 const FileSystemURL& src, | |
| 82 const StatusCallback& callback, | |
| 83 base::PlatformFileError error); | |
| 84 void DidRemoveSourceForMove( | |
| 85 const StatusCallback& callback, | |
| 86 base::PlatformFileError error); | |
| 87 | |
| 88 FileSystemURL CreateDestURL(const FileSystemURL& src_url) const; | |
| 89 | |
| 90 // Create nested operations for recursive task. | |
| 91 // When the creation fails it fires callback_ with the | |
| 92 // error code and returns NULL. | |
| 93 // | |
| 94 // - NewDestOperation is basically a thin wrapper of | |
| 95 // RecursiveOperationDelegate::NewOperation(). | |
| 96 // - NewSourceOperation also redirects the request to | |
| 97 // RecursiveOperationDelegate::NewOperation() **iff** same_file_system_ | |
| 98 // is true. | |
| 99 // Otherwise it's for cross-filesystem operation and it needs a | |
| 100 // separate FileSystemOperationContext, so it creates a new operation | |
| 101 // which inherits context from src_root_operation_. | |
| 102 // | |
| 103 LocalFileSystemOperation* NewDestOperation(); | |
| 104 LocalFileSystemOperation* NewSourceOperation(); | |
| 105 | |
| 106 FileSystemURL src_root_; | |
| 107 FileSystemURL dest_root_; | |
| 108 bool same_file_system_; | |
| 109 OperationType operation_type_; | |
| 110 StatusCallback callback_; | |
| 111 | |
| 112 scoped_ptr<LocalFileSystemOperation> src_root_operation_; | |
| 113 | |
| 114 scoped_refptr<webkit_blob::ShareableFileReference> current_file_ref_; | |
| 115 | |
| 116 scoped_ptr<CopyOrMoveFileValidator> validator_; | |
| 117 | |
| 118 DISALLOW_COPY_AND_ASSIGN(CrossOperationDelegate); | |
| 119 }; | |
| 120 | |
| 121 } // namespace fileapi | |
| 122 | |
| 123 #endif // WEBKIT_FILEAPI_CROSS_OPERATION_DELEGATE_H_ | |
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Chromium Code Reviews
Issue 15535006:
Move browser-specific FileAPI code from webkit/fileapi to webkit/browser/fileapi (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src