blob: 3f7969c6633f878686f99034b366919d2778bce2 [file] [log] [blame]
/*
* Copyright (C) 2018 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:
* 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 INC. AND ITS 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 APPLE INC. OR ITS 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 "FetchIdioms.h"
#include "HTTPParsers.h"
#include "ResourceResponse.h"
namespace WebCore {
bool shouldBlockResponseDueToMIMEType(const ResourceResponse& response, FetchOptions::Destination requestDestination)
{
String mimeType = extractMIMETypeFromMediaType(response.httpHeaderField(HTTPHeaderName::ContentType));
return isScriptLikeDestination(requestDestination) && (startsWithLettersIgnoringASCIICase(mimeType, "audio/"_s)
|| startsWithLettersIgnoringASCIICase(mimeType, "image/"_s) || startsWithLettersIgnoringASCIICase(mimeType, "video/"_s)
|| equalLettersIgnoringASCIICase(mimeType, "text/csv"_s));
}
} // namespace WebCore