| /* |
| * Copyright 2007 Google Inc. All rights reserved. |
| * Copyright 2012 Apple 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. |
| */ |
| |
| // Functions for canonicalizing "path" URLs. Not to be confused with the path |
| // of a URL, these are URLs that have no authority section, only a path. For |
| // example, "javascript:" and "data:". |
| |
| #include "config.h" |
| #include "URLCanon.h" |
| |
| #include "RawURLBuffer.h" |
| #include "URLCanonInternal.h" |
| |
| #if USE(WTFURL) |
| |
| namespace WTF { |
| |
| namespace URLCanonicalizer { |
| |
| namespace { |
| |
| template<typename CharacterType, typename UCHAR> |
| bool doCanonicalizePathURL(const URLComponentSource<CharacterType>& source, const URLSegments& parsed, URLBuffer<char>& output, URLSegments& ouputParsed) |
| { |
| // Scheme: this will append the colon. |
| bool success = canonicalizeScheme(source.scheme, parsed.scheme, output, ouputParsed.scheme); |
| |
| // We assume there's no authority for path URLs. Note that hosts should never |
| // have -1 length. |
| ouputParsed.username.reset(); |
| ouputParsed.password.reset(); |
| ouputParsed.host.reset(); |
| ouputParsed.port.reset(); |
| |
| if (parsed.path.isValid()) { |
| // Copy the path using path URL's more lax escaping rules (think for |
| // javascript:). We convert to UTF-8 and escape non-ASCII, but leave all |
| // ASCII characters alone. This helps readability of JavaStript. |
| ouputParsed.path.setBegin(output.length()); |
| int end = parsed.path.end(); |
| for (int i = parsed.path.begin(); i < end; ++i) { |
| UCHAR uch = static_cast<UCHAR>(source.path[i]); |
| if (uch < 0x20 || uch >= 0x80) |
| success &= AppendUTF8EscapedChar(source.path, &i, end, output); |
| else |
| output.append(static_cast<char>(uch)); |
| } |
| ouputParsed.path.setLength(output.length() - ouputParsed.path.begin()); |
| } else { |
| // Empty path. |
| ouputParsed.path.reset(); |
| } |
| |
| // Assume there's no query or ref. |
| ouputParsed.query.reset(); |
| ouputParsed.fragment.reset(); |
| |
| return success; |
| } |
| |
| } // namespace |
| |
| bool canonicalizePathURL(const char* spec, const URLSegments& parsed, URLBuffer<char>& output, URLSegments& ouputParsed) |
| { |
| return doCanonicalizePathURL<char, unsigned char>(URLComponentSource<char>(spec), parsed, output, ouputParsed); |
| } |
| |
| bool canonicalizePathURL(const UChar* spec, const URLSegments& parsed, URLBuffer<char>& output, URLSegments& ouputParsed) |
| { |
| return doCanonicalizePathURL<UChar, UChar>(URLComponentSource<UChar>(spec), parsed, output, ouputParsed); |
| } |
| |
| bool ReplacePathURL(const char* base, const URLSegments& baseParsed, const Replacements<char>& replacements, URLBuffer<char>& output, URLSegments* ouputParsed) |
| { |
| URLComponentSource<char> source(base); |
| URLSegments parsed(baseParsed); |
| SetupOverrideComponents(base, replacements, &source, &parsed); |
| return doCanonicalizePathURL<char, unsigned char>(source, parsed, output, *ouputParsed); |
| } |
| |
| bool ReplacePathURL(const char* base, const URLSegments& baseParsed, const Replacements<UChar>& replacements, URLBuffer<char>& output, URLSegments* ouputParsed) |
| { |
| RawURLBuffer<char> utf8; |
| URLComponentSource<char> source(base); |
| URLSegments parsed(baseParsed); |
| SetupUTF16OverrideComponents(base, replacements, utf8, &source, &parsed); |
| return doCanonicalizePathURL<char, unsigned char>(source, parsed, output, *ouputParsed); |
| } |
| |
| } // namespace URLCanonicalizer |
| |
| } // namespace WTF |
| |
| #endif // USE(WTFURL) |