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/*
* Copyright (C) 2006, 2008 Apple Inc. All rights reserved.
* Copyright (C) 2008 Torch Mobile Inc. All rights reserved.
* (http://www.torchmobile.com/)
* Copyright (C) 2009 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:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``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 APPLE COMPUTER, INC. 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 "third_party/blink/renderer/platform/network/mime/content_type.h"
namespace blink {
ContentType::ContentType(const String& content_type) : type_(content_type) {}
String ContentType::Parameter(const String& parameter_name) const {
String parameter_value;
String stripped_type = type_.StripWhiteSpace();
// a MIME type can have one or more "param=value" after a semi-colon, and
// separated from each other by semi-colons
wtf_size_t semi = stripped_type.find(';');
if (semi != kNotFound) {
wtf_size_t start =
stripped_type.FindIgnoringASCIICase(parameter_name, semi + 1);
if (start != kNotFound) {
start = stripped_type.find('=', start + parameter_name.length());
if (start != kNotFound) {
wtf_size_t quote = stripped_type.find('\"', start + 1);
wtf_size_t end = stripped_type.find('\"', start + 2);
if (quote != kNotFound && end != kNotFound) {
start = quote;
} else {
end = stripped_type.find(';', start + 1);
if (end == kNotFound)
end = stripped_type.length();
}
parameter_value = stripped_type.Substring(start + 1, end - (start + 1))
.StripWhiteSpace();
}
}
}
return parameter_value;
}
String ContentType::GetType() const {
String stripped_type = type_.StripWhiteSpace();
// "type" can have parameters after a semi-colon, strip them
wtf_size_t semi = stripped_type.find(';');
if (semi != kNotFound)
stripped_type = stripped_type.Left(semi).StripWhiteSpace();
return stripped_type;
}
} // namespace blink
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