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Diffstat (limited to 'WebCore/fileapi/DOMFilePath.cpp')
| -rw-r--r-- | WebCore/fileapi/DOMFilePath.cpp | 166 |
1 files changed, 0 insertions, 166 deletions
diff --git a/WebCore/fileapi/DOMFilePath.cpp b/WebCore/fileapi/DOMFilePath.cpp deleted file mode 100644 index 1e0d788..0000000 --- a/WebCore/fileapi/DOMFilePath.cpp +++ /dev/null @@ -1,166 +0,0 @@ -/* - * Copyright (C) 2010 Google Inc. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following disclaimer - * in the documentation and/or other materials provided with the - * distribution. - * * Neither the name of Google Inc. nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include "config.h" -#include "DOMFilePath.h" - -#if ENABLE(FILE_SYSTEM) - -#include "RegularExpression.h" -#include <wtf/Vector.h> -#include <wtf/text/CString.h> - -namespace WebCore { - -const char DOMFilePath::separator = '/'; -const char DOMFilePath::root[] = "/"; - -String DOMFilePath::append(const String& base, const String& components) -{ - return ensureDirectoryPath(base) + components; -} - -String DOMFilePath::ensureDirectoryPath(const String& path) -{ - if (!DOMFilePath::endsWithSeparator(path)) { - String newPath = path; - newPath.append(DOMFilePath::separator); - return newPath; - } - return path; -} - -String DOMFilePath::getName(const String& path) -{ - int index = path.reverseFind(DOMFilePath::separator); - if (index != -1) - return path.substring(index + 1); - return path; -} - -String DOMFilePath::getDirectory(const String& path) -{ - int index = path.reverseFind(DOMFilePath::separator); - if (index == 0) - return DOMFilePath::root; - if (index != -1) - return path.substring(0, index); - return "."; -} - -bool DOMFilePath::isParentOf(const String& parent, const String& mayBeChild) -{ - ASSERT(DOMFilePath::isAbsolute(parent)); - ASSERT(DOMFilePath::isAbsolute(mayBeChild)); - if (parent == DOMFilePath::root && mayBeChild != DOMFilePath::root) - return true; - if (parent.length() >= mayBeChild.length() || !mayBeChild.startsWith(parent, false)) - return false; - if (mayBeChild[parent.length()] != DOMFilePath::separator) - return false; - return true; -} - -String DOMFilePath::removeExtraParentReferences(const String& path) -{ - ASSERT(DOMFilePath::isAbsolute(path)); - Vector<String> components; - Vector<String> canonicalized; - path.split(DOMFilePath::separator, components); - for (size_t i = 0; i < components.size(); ++i) { - if (components[i] == ".") - continue; - if (components[i] == "..") { - if (canonicalized.size() > 0) - canonicalized.removeLast(); - continue; - } - canonicalized.append(components[i]); - } - if (canonicalized.isEmpty()) - return DOMFilePath::root; - String result; - for (size_t i = 0; i < canonicalized.size(); ++i) { - result.append(DOMFilePath::separator); - result.append(canonicalized[i]); - } - return result; -} - -// Check the naming restrictions defined in FileSystem API 8.3. -// http://dev.w3.org/2009/dap/file-system/file-dir-sys.html#naming-restrictions -bool DOMFilePath::isValidPath(const String& path) -{ - if (path.isEmpty() || path == DOMFilePath::root) - return true; - - // Chars 0-31 in UTF-8 prepresentation are not allowed. - for (size_t i = 0; i < path.length(); ++i) - if (path[i] < 32) - return false; - - // Unallowed names. - DEFINE_STATIC_LOCAL(RegularExpression, unallowedNamesRegExp1, ("(/|^)(CON|PRN|AUX|NUL)([\\./]|$)", TextCaseInsensitive)); - DEFINE_STATIC_LOCAL(RegularExpression, unallowedNamesRegExp2, ("(/|^)(COM|LPT)[1-9]([\\./]|$)", TextCaseInsensitive)); - - if (unallowedNamesRegExp1.match(path) >= 0) - return false; - if (unallowedNamesRegExp2.match(path) >= 0) - return false; - - // Names must not end with period or whitespace. - DEFINE_STATIC_LOCAL(RegularExpression, endingRegExp, ("[\\.\\s](/|$)", TextCaseInsensitive)); - - if (endingRegExp.match(path) >= 0) - return false; - - // Unallowed chars: '\', '<', '>', ':', '?', '*', '"', '|' - // (We don't check '/' here as this method takes paths as its argument.) - DEFINE_STATIC_LOCAL(RegularExpression, unallowedCharsRegExp, ("[\\\\<>:\\?\\*\"|]", TextCaseInsensitive)); - - if (unallowedCharsRegExp.match(path) >= 0) - return false; - - return true; -} - -bool DOMFilePath::isValidName(const String& name) -{ - if (name.isEmpty()) - return true; - // '/' is not allowed in name. - if (name.contains('/')) - return false; - return isValidPath(name); -} - -} // namespace WebCore - -#endif // ENABLE(FILE_SYSTEM) |