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| 1 /* | 1 /* |
| 2 * Copyright (C) 2010 Google Inc. All rights reserved. | 2 * Copyright (C) 2010 Google Inc. All rights reserved. |
| 3 * | 3 * |
| 4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
| 5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
| 6 * met: | 6 * met: |
| 7 * | 7 * |
| 8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
| 9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
| 10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
| (...skipping 10 matching lines...) Expand all Loading... |
| 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 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. | 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 29 */ | 29 */ |
| 30 | 30 |
| 31 #ifndef DOMFileSystemBase_h | 31 #ifndef FileSystemBase_h |
| 32 #define DOMFileSystemBase_h | 32 #define FileSystemBase_h |
| 33 | 33 |
| 34 #include "core/fileapi/FileError.h" | 34 #include "core/fileapi/FileError.h" |
| 35 #include "modules/ModulesExport.h" | 35 #include "modules/ModulesExport.h" |
| 36 #include "modules/filesystem/FileSystemFlags.h" | 36 #include "modules/filesystem/FileSystemFlags.h" |
| 37 #include "platform/FileSystemType.h" | 37 #include "platform/FileSystemType.h" |
| 38 #include "platform/heap/Handle.h" | 38 #include "platform/heap/Handle.h" |
| 39 #include "platform/weborigin/KURL.h" | 39 #include "platform/weborigin/KURL.h" |
| 40 #include "wtf/text/WTFString.h" | 40 #include "wtf/text/WTFString.h" |
| 41 | 41 |
| 42 namespace blink { | 42 namespace blink { |
| 43 class WebFileSystem; | 43 class WebFileSystem; |
| 44 } | 44 } |
| 45 | 45 |
| 46 namespace blink { | 46 namespace blink { |
| 47 | 47 |
| 48 class DirectoryReaderBase; | |
| 49 class EntriesCallback; | |
| 50 class EntryBase; | |
| 51 class EntryCallback; | |
| 52 class ErrorCallbackBase; | 48 class ErrorCallbackBase; |
| 49 class ExecutionContext; |
| 53 class File; | 50 class File; |
| 54 class FileMetadata; | 51 class FileMetadata; |
| 55 class MetadataCallback; | 52 class FileSystemDirectoryReaderBase; |
| 56 class ExecutionContext; | 53 class FileSystemEntriesCallback; |
| 54 class FileSystemEntryBase; |
| 55 class FileSystemEntryCallback; |
| 56 class FileSystemMetadataCallback; |
| 57 class SecurityOrigin; | 57 class SecurityOrigin; |
| 58 class VoidCallback; | 58 class VoidCallback; |
| 59 | 59 |
| 60 // A common base class for DOMFileSystem and DOMFileSystemSync. | 60 // A common base class for FileSystem and FileSystemSync. |
| 61 class MODULES_EXPORT DOMFileSystemBase | 61 class MODULES_EXPORT FileSystemBase |
| 62 : public GarbageCollectedFinalized<DOMFileSystemBase> { | 62 : public GarbageCollectedFinalized<FileSystemBase> { |
| 63 public: | 63 public: |
| 64 enum SynchronousType { | 64 enum SynchronousType { |
| 65 Synchronous, | 65 Synchronous, |
| 66 Asynchronous, | 66 Asynchronous, |
| 67 }; | 67 }; |
| 68 | 68 |
| 69 // Path prefixes that are used in the filesystem URLs (that can be obtained by | 69 // Path prefixes that are used in the filesystem URLs (that can be obtained by |
| 70 // toURL()). http://www.w3.org/TR/file-system-api/#widl-Entry-toURL | 70 // toURL()). http://www.w3.org/TR/file-system-api/#widl-Entry-toURL |
| 71 static const char persistentPathPrefix[]; | 71 static const char persistentPathPrefix[]; |
| 72 static const char temporaryPathPrefix[]; | 72 static const char temporaryPathPrefix[]; |
| 73 static const char isolatedPathPrefix[]; | 73 static const char isolatedPathPrefix[]; |
| 74 static const char externalPathPrefix[]; | 74 static const char externalPathPrefix[]; |
| 75 | 75 |
| 76 virtual ~DOMFileSystemBase(); | 76 virtual ~FileSystemBase(); |
| 77 | 77 |
| 78 // These are called when a new callback is created and resolved in | 78 // These are called when a new callback is created and resolved in |
| 79 // FileSystem API, so that subclasses can track the number of pending | 79 // FileSystem API, so that subclasses can track the number of pending |
| 80 // callbacks if necessary. | 80 // callbacks if necessary. |
| 81 virtual void addPendingCallbacks() {} | 81 virtual void addPendingCallbacks() {} |
| 82 virtual void removePendingCallbacks() {} | 82 virtual void removePendingCallbacks() {} |
| 83 | 83 |
| 84 // Overridden by subclasses to handle sync vs async error-handling. | 84 // Overridden by subclasses to handle sync vs async error-handling. |
| 85 virtual void reportError(ErrorCallbackBase*, FileError::ErrorCode) = 0; | 85 virtual void reportError(ErrorCallbackBase*, FileError::ErrorCode) = 0; |
| 86 | 86 |
| 87 const String& name() const { return m_name; } | 87 const String& name() const { return m_name; } |
| 88 FileSystemType type() const { return m_type; } | 88 FileSystemType type() const { return m_type; } |
| 89 KURL rootURL() const { return m_filesystemRootURL; } | 89 KURL rootURL() const { return m_filesystemRootURL; } |
| 90 WebFileSystem* fileSystem() const; | 90 WebFileSystem* fileSystem() const; |
| 91 SecurityOrigin* getSecurityOrigin() const; | 91 SecurityOrigin* getSecurityOrigin() const; |
| 92 | 92 |
| 93 // The clonable flag is used in the structured clone algorithm to test | 93 // The clonable flag is used in the structured clone algorithm to test |
| 94 // whether the FileSystem API object is permitted to be cloned. It defaults | 94 // whether the FileSystem API object is permitted to be cloned. It defaults |
| 95 // to false, and must be explicitly set by internal code permit cloning. | 95 // to false, and must be explicitly set by internal code permit cloning. |
| 96 void makeClonable() { m_clonable = true; } | 96 void makeClonable() { m_clonable = true; } |
| 97 bool clonable() const { return m_clonable; } | 97 bool clonable() const { return m_clonable; } |
| 98 | 98 |
| 99 static bool isValidType(FileSystemType); | 99 static bool isValidType(FileSystemType); |
| 100 static KURL createFileSystemRootURL(const String& origin, FileSystemType); | 100 static KURL createFileSystemRootURL(const String& origin, FileSystemType); |
| 101 bool supportsToURL() const; | 101 bool supportsToURL() const; |
| 102 KURL createFileSystemURL(const EntryBase*) const; | 102 KURL createFileSystemURL(const FileSystemEntryBase*) const; |
| 103 KURL createFileSystemURL(const String& fullPath) const; | 103 KURL createFileSystemURL(const String& fullPath) const; |
| 104 static bool pathToAbsolutePath(FileSystemType, | 104 static bool pathToAbsolutePath(FileSystemType, |
| 105 const EntryBase*, | 105 const FileSystemEntryBase*, |
| 106 String path, | 106 String path, |
| 107 String& absolutePath); | 107 String& absolutePath); |
| 108 static bool pathPrefixToFileSystemType(const String& pathPrefix, | 108 static bool pathPrefixToFileSystemType(const String& pathPrefix, |
| 109 FileSystemType&); | 109 FileSystemType&); |
| 110 static File* createFile(const FileMetadata&, | 110 static File* createFile(const FileMetadata&, |
| 111 const KURL& fileSystemURL, | 111 const KURL& fileSystemURL, |
| 112 FileSystemType, | 112 FileSystemType, |
| 113 const String name); | 113 const String name); |
| 114 | 114 |
| 115 // Actual FileSystem API implementations. All the validity checks on virtual | 115 // Actual FileSystem API implementations. All the validity checks on virtual |
| 116 // paths are done at this level. | 116 // paths are done at this level. |
| 117 void getMetadata(const EntryBase*, | 117 void getMetadata(const FileSystemEntryBase*, |
| 118 MetadataCallback*, | 118 FileSystemMetadataCallback*, |
| 119 ErrorCallbackBase*, | 119 ErrorCallbackBase*, |
| 120 SynchronousType = Asynchronous); | 120 SynchronousType = Asynchronous); |
| 121 void move(const EntryBase* source, | 121 void move(const FileSystemEntryBase* source, |
| 122 EntryBase* parent, | 122 FileSystemEntryBase* parent, |
| 123 const String& name, | 123 const String& name, |
| 124 EntryCallback*, | 124 FileSystemEntryCallback*, |
| 125 ErrorCallbackBase*, | 125 ErrorCallbackBase*, |
| 126 SynchronousType = Asynchronous); | 126 SynchronousType = Asynchronous); |
| 127 void copy(const EntryBase* source, | 127 void copy(const FileSystemEntryBase* source, |
| 128 EntryBase* parent, | 128 FileSystemEntryBase* parent, |
| 129 const String& name, | 129 const String& name, |
| 130 EntryCallback*, | 130 FileSystemEntryCallback*, |
| 131 ErrorCallbackBase*, | 131 ErrorCallbackBase*, |
| 132 SynchronousType = Asynchronous); | 132 SynchronousType = Asynchronous); |
| 133 void remove(const EntryBase*, | 133 void remove(const FileSystemEntryBase*, |
| 134 VoidCallback*, | 134 VoidCallback*, |
| 135 ErrorCallbackBase*, | 135 ErrorCallbackBase*, |
| 136 SynchronousType = Asynchronous); | 136 SynchronousType = Asynchronous); |
| 137 void removeRecursively(const EntryBase*, | 137 void removeRecursively(const FileSystemEntryBase*, |
| 138 VoidCallback*, | 138 VoidCallback*, |
| 139 ErrorCallbackBase*, | 139 ErrorCallbackBase*, |
| 140 SynchronousType = Asynchronous); | 140 SynchronousType = Asynchronous); |
| 141 void getParent(const EntryBase*, EntryCallback*, ErrorCallbackBase*); | 141 void getParent(const FileSystemEntryBase*, |
| 142 void getFile(const EntryBase*, | 142 FileSystemEntryCallback*, |
| 143 ErrorCallbackBase*); |
| 144 void getFile(const FileSystemEntryBase*, |
| 143 const String& path, | 145 const String& path, |
| 144 const FileSystemFlags&, | 146 const FileSystemFlags&, |
| 145 EntryCallback*, | 147 FileSystemEntryCallback*, |
| 146 ErrorCallbackBase*, | 148 ErrorCallbackBase*, |
| 147 SynchronousType = Asynchronous); | 149 SynchronousType = Asynchronous); |
| 148 void getDirectory(const EntryBase*, | 150 void getDirectory(const FileSystemEntryBase*, |
| 149 const String& path, | 151 const String& path, |
| 150 const FileSystemFlags&, | 152 const FileSystemFlags&, |
| 151 EntryCallback*, | 153 FileSystemEntryCallback*, |
| 152 ErrorCallbackBase*, | 154 ErrorCallbackBase*, |
| 153 SynchronousType = Asynchronous); | 155 SynchronousType = Asynchronous); |
| 154 int readDirectory(DirectoryReaderBase*, | 156 int readDirectory(FileSystemDirectoryReaderBase*, |
| 155 const String& path, | 157 const String& path, |
| 156 EntriesCallback*, | 158 FileSystemEntriesCallback*, |
| 157 ErrorCallbackBase*, | 159 ErrorCallbackBase*, |
| 158 SynchronousType = Asynchronous); | 160 SynchronousType = Asynchronous); |
| 159 bool waitForAdditionalResult(int callbacksId); | 161 bool waitForAdditionalResult(int callbacksId); |
| 160 | 162 |
| 161 DECLARE_VIRTUAL_TRACE(); | 163 DECLARE_VIRTUAL_TRACE(); |
| 162 | 164 |
| 163 protected: | 165 protected: |
| 164 DOMFileSystemBase(ExecutionContext*, | 166 FileSystemBase(ExecutionContext*, |
| 165 const String& name, | 167 const String& name, |
| 166 FileSystemType, | 168 FileSystemType, |
| 167 const KURL& rootURL); | 169 const KURL& rootURL); |
| 168 | 170 |
| 169 friend class DOMFileSystemBaseTest; | 171 friend class FileSystemBaseTest; |
| 170 friend class DOMFileSystemSync; | 172 friend class FileSystemSync; |
| 171 | 173 |
| 172 Member<ExecutionContext> m_context; | 174 Member<ExecutionContext> m_context; |
| 173 String m_name; | 175 String m_name; |
| 174 FileSystemType m_type; | 176 FileSystemType m_type; |
| 175 KURL m_filesystemRootURL; | 177 KURL m_filesystemRootURL; |
| 176 bool m_clonable; | 178 bool m_clonable; |
| 177 }; | 179 }; |
| 178 | 180 |
| 179 inline bool operator==(const DOMFileSystemBase& a, const DOMFileSystemBase& b) { | 181 inline bool operator==(const FileSystemBase& a, const FileSystemBase& b) { |
| 180 return a.name() == b.name() && a.type() == b.type() && | 182 return a.name() == b.name() && a.type() == b.type() && |
| 181 a.rootURL() == b.rootURL(); | 183 a.rootURL() == b.rootURL(); |
| 182 } | 184 } |
| 183 | 185 |
| 184 } // namespace blink | 186 } // namespace blink |
| 185 | 187 |
| 186 #endif // DOMFileSystemBase_h | 188 #endif // FileSystemBase_h |
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