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| 1 /* | 1 /* |
| 2 * Copyright (C) 2008 Apple Inc. All Rights Reserved. | 2 * Copyright (C) 2008 Apple 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 | 5 * modification, are permitted provided that the following conditions |
| 6 * are met: | 6 * are met: |
| 7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
| 8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
| 9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
| 10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
| 11 * documentation and/or other materials provided with the distribution. | 11 * documentation and/or other materials provided with the distribution. |
| 12 * | 12 * |
| 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY | 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
| 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR | 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
| 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 24 */ | 24 */ |
| 25 | 25 |
| 26 #ifndef File_h | 26 #ifndef File_h |
| 27 #define File_h | 27 #define File_h |
| 28 | 28 |
| 29 #include "core/fileapi/Blob.h" | 29 #include "core/fileapi/Blob.h" |
| 30 #include "heap/Handle.h" |
| 30 #include "wtf/PassRefPtr.h" | 31 #include "wtf/PassRefPtr.h" |
| 31 #include "wtf/text/WTFString.h" | 32 #include "wtf/text/WTFString.h" |
| 32 | 33 |
| 33 namespace WebCore { | 34 namespace WebCore { |
| 34 | 35 |
| 35 struct FileMetadata; | 36 struct FileMetadata; |
| 36 class KURL; | 37 class KURL; |
| 37 | 38 |
| 38 class File FINAL : public Blob { | 39 class File FINAL : public Blob { |
| 39 public: | 40 public: |
| 40 // AllContentTypes should only be used when the full path/name are trusted;
otherwise, it could | 41 // AllContentTypes should only be used when the full path/name are trusted;
otherwise, it could |
| 41 // allow arbitrary pages to determine what applications an user has installe
d. | 42 // allow arbitrary pages to determine what applications an user has installe
d. |
| 42 enum ContentTypeLookupPolicy { | 43 enum ContentTypeLookupPolicy { |
| 43 WellKnownContentTypes, | 44 WellKnownContentTypes, |
| 44 AllContentTypes, | 45 AllContentTypes, |
| 45 }; | 46 }; |
| 46 | 47 |
| 47 static PassRefPtr<File> create(const String& path, ContentTypeLookupPolicy p
olicy = WellKnownContentTypes) | 48 static PassRefPtrWillBeRawPtr<File> create(const String& path, ContentTypeLo
okupPolicy policy = WellKnownContentTypes) |
| 48 { | 49 { |
| 49 return adoptRef(new File(path, policy)); | 50 return adoptRefWillBeNoop(new File(path, policy)); |
| 50 } | 51 } |
| 51 | 52 |
| 52 static PassRefPtr<File> create(const String& name, double modificationTime,
PassRefPtr<BlobDataHandle> blobDataHandle) | 53 static PassRefPtrWillBeRawPtr<File> create(const String& name, double modifi
cationTime, PassRefPtr<BlobDataHandle> blobDataHandle) |
| 53 { | 54 { |
| 54 return adoptRef(new File(name, modificationTime, blobDataHandle)); | 55 return adoptRefWillBeNoop(new File(name, modificationTime, blobDataHandl
e)); |
| 55 } | 56 } |
| 56 | 57 |
| 57 // For deserialization. | 58 // For deserialization. |
| 58 static PassRefPtr<File> create(const String& path, const String& name, const
String& relativePath, bool hasSnaphotData, uint64_t size, double lastModified,
PassRefPtr<BlobDataHandle> blobDataHandle) | 59 static PassRefPtrWillBeRawPtr<File> create(const String& path, const String&
name, const String& relativePath, bool hasSnaphotData, uint64_t size, double la
stModified, PassRefPtr<BlobDataHandle> blobDataHandle) |
| 59 { | 60 { |
| 60 return adoptRef(new File(path, name, relativePath, hasSnaphotData, size,
lastModified, blobDataHandle)); | 61 return adoptRefWillBeNoop(new File(path, name, relativePath, hasSnaphotD
ata, size, lastModified, blobDataHandle)); |
| 61 } | 62 } |
| 62 | 63 |
| 63 static PassRefPtr<File> createWithRelativePath(const String& path, const Str
ing& relativePath); | 64 static PassRefPtrWillBeRawPtr<File> createWithRelativePath(const String& pat
h, const String& relativePath); |
| 64 | 65 |
| 65 // If filesystem files live in the remote filesystem, the port might pass th
e valid metadata (whose length field is non-negative) and cache in the File obje
ct. | 66 // If filesystem files live in the remote filesystem, the port might pass th
e valid metadata (whose length field is non-negative) and cache in the File obje
ct. |
| 66 // | 67 // |
| 67 // Otherwise calling size(), lastModifiedTime() and slice() will synchronous
ly query the file metadata. | 68 // Otherwise calling size(), lastModifiedTime() and slice() will synchronous
ly query the file metadata. |
| 68 static PassRefPtr<File> createForFileSystemFile(const String& name, const Fi
leMetadata& metadata) | 69 static PassRefPtrWillBeRawPtr<File> createForFileSystemFile(const String& na
me, const FileMetadata& metadata) |
| 69 { | 70 { |
| 70 return adoptRef(new File(name, metadata)); | 71 return adoptRefWillBeNoop(new File(name, metadata)); |
| 71 } | 72 } |
| 72 | 73 |
| 73 static PassRefPtr<File> createForFileSystemFile(const KURL& url, const FileM
etadata& metadata) | 74 static PassRefPtrWillBeRawPtr<File> createForFileSystemFile(const KURL& url,
const FileMetadata& metadata) |
| 74 { | 75 { |
| 75 return adoptRef(new File(url, metadata)); | 76 return adoptRefWillBeNoop(new File(url, metadata)); |
| 76 } | 77 } |
| 77 | 78 |
| 78 KURL fileSystemURL() const { ASSERT(m_hasBackingFile); return m_fileSystemUR
L; } | 79 KURL fileSystemURL() const { ASSERT(m_hasBackingFile); return m_fileSystemUR
L; } |
| 79 | 80 |
| 80 // Create a file with a name exposed to the author (via File.name and associ
ated DOM properties) that differs from the one provided in the path. | 81 // Create a file with a name exposed to the author (via File.name and associ
ated DOM properties) that differs from the one provided in the path. |
| 81 static PassRefPtr<File> createWithName(const String& path, const String& nam
e, ContentTypeLookupPolicy policy = WellKnownContentTypes) | 82 static PassRefPtrWillBeRawPtr<File> createWithName(const String& path, const
String& name, ContentTypeLookupPolicy policy = WellKnownContentTypes) |
| 82 { | 83 { |
| 83 if (name.isEmpty()) | 84 if (name.isEmpty()) |
| 84 return adoptRef(new File(path, policy)); | 85 return adoptRefWillBeNoop(new File(path, policy)); |
| 85 return adoptRef(new File(path, name, policy)); | 86 return adoptRefWillBeNoop(new File(path, name, policy)); |
| 86 } | 87 } |
| 87 | 88 |
| 88 virtual unsigned long long size() const OVERRIDE; | 89 virtual unsigned long long size() const OVERRIDE; |
| 89 virtual PassRefPtr<Blob> slice(long long start = 0, long long end = std::num
eric_limits<long long>::max(), const String& contentType = String()) const OVERR
IDE; | 90 virtual PassRefPtrWillBeRawPtr<Blob> slice(long long start = 0, long long en
d = std::numeric_limits<long long>::max(), const String& contentType = String())
const OVERRIDE; |
| 90 | 91 |
| 91 virtual bool isFile() const OVERRIDE { return true; } | 92 virtual bool isFile() const OVERRIDE { return true; } |
| 92 virtual bool hasBackingFile() const OVERRIDE { return m_hasBackingFile; } | 93 virtual bool hasBackingFile() const OVERRIDE { return m_hasBackingFile; } |
| 93 | 94 |
| 94 virtual void appendTo(BlobData&) const OVERRIDE; | 95 virtual void appendTo(BlobData&) const OVERRIDE; |
| 95 | 96 |
| 96 const String& path() const { ASSERT(m_hasBackingFile); return m_path; } | 97 const String& path() const { ASSERT(m_hasBackingFile); return m_path; } |
| 97 const String& name() const { return m_name; } | 98 const String& name() const { return m_name; } |
| 98 | 99 |
| 99 // This returns the current date and time if the file's last modifiecation d
ate is not known (per spec: http://www.w3.org/TR/FileAPI/#dfn-lastModifiedDate). | 100 // This returns the current date and time if the file's last modifiecation d
ate is not known (per spec: http://www.w3.org/TR/FileAPI/#dfn-lastModifiedDate). |
| (...skipping 28 matching lines...) Expand all Loading... |
| 128 const double m_snapshotModificationTime; | 129 const double m_snapshotModificationTime; |
| 129 | 130 |
| 130 String m_relativePath; | 131 String m_relativePath; |
| 131 }; | 132 }; |
| 132 | 133 |
| 133 DEFINE_TYPE_CASTS(File, Blob, blob, blob->isFile(), blob.isFile()); | 134 DEFINE_TYPE_CASTS(File, Blob, blob, blob->isFile(), blob.isFile()); |
| 134 | 135 |
| 135 } // namespace WebCore | 136 } // namespace WebCore |
| 136 | 137 |
| 137 #endif // File_h | 138 #endif // File_h |
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