// Copyright (c) 2012 The Chromium Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #ifndef NET_HTTP_HTTP_CONTENT_DISPOSITION_H_ #define NET_HTTP_HTTP_CONTENT_DISPOSITION_H_ #include #include "net/base/net_export.h" namespace net { class NET_EXPORT HttpContentDisposition { public: enum Type { INLINE, ATTACHMENT, }; // Properties of the Content-Disposition header. These flags are used to // report download metrics in UMA. This enum isn't directly used in UMA but // mapped to another one for binary compatiblity; ie. changes are OK. enum ParseResultFlags { INVALID = 0, // A valid disposition-type is present. HAS_DISPOSITION_TYPE = 1 << 0, // The disposition-type is not 'inline' or 'attachment'. HAS_UNKNOWN_DISPOSITION_TYPE = 1 << 1, // Has a valid non-empty 'filename' attribute. HAS_FILENAME = 1 << 2, // Has a valid non-empty 'filename*' attribute. HAS_EXT_FILENAME = 1 << 3, // The following fields are properties of the 'filename' attribute: // Quoted-string contains non-ASCII characters. HAS_NON_ASCII_STRINGS = 1 << 4, // Quoted-string contains percent-encoding. HAS_PERCENT_ENCODED_STRINGS = 1 << 5, // Quoted-string contains RFC 2047 encoded words. HAS_RFC2047_ENCODED_STRINGS = 1 << 6, // Has a filename that starts with a single quote. HAS_SINGLE_QUOTED_FILENAME = 1 << 7, }; HttpContentDisposition(const std::string& header, const std::string& referrer_charset); HttpContentDisposition(const HttpContentDisposition&) = delete; HttpContentDisposition& operator=(const HttpContentDisposition&) = delete; ~HttpContentDisposition(); bool is_attachment() const { return type() == ATTACHMENT; } Type type() const { return type_; } const std::string& filename() const { return filename_; } // A combination of ParseResultFlags values. int parse_result_flags() const { return parse_result_flags_; } private: void Parse(const std::string& header, const std::string& referrer_charset); std::string::const_iterator ConsumeDispositionType( std::string::const_iterator begin, std::string::const_iterator end); Type type_ = INLINE; std::string filename_; int parse_result_flags_ = INVALID; }; } // namespace net #endif // NET_HTTP_HTTP_CONTENT_DISPOSITION_H_