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325 lines
11 KiB
C++
325 lines
11 KiB
C++
//
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// HTTPResponse.cpp
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//
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// $Id: //poco/1.4/Net/src/HTTPResponse.cpp#2 $
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//
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// Library: Net
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// Package: HTTP
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// Module: HTTPResponse
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//
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// Copyright (c) 2005-2006, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// SPDX-License-Identifier: BSL-1.0
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//
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#include "Poco/Net/HTTPResponse.h"
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#include "Poco/Net/NetException.h"
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#include "Poco/NumberFormatter.h"
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#include "Poco/NumberParser.h"
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#include "Poco/DateTime.h"
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#include "Poco/DateTimeFormatter.h"
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#include "Poco/DateTimeFormat.h"
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#include "Poco/DateTimeParser.h"
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#include "Poco/Ascii.h"
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#include "Poco/String.h"
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using Poco::DateTime;
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using Poco::NumberFormatter;
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using Poco::NumberParser;
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using Poco::DateTimeFormatter;
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using Poco::DateTimeFormat;
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using Poco::DateTimeParser;
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namespace Poco {
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namespace Net {
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const std::string HTTPResponse::HTTP_REASON_CONTINUE = "Continue";
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const std::string HTTPResponse::HTTP_REASON_SWITCHING_PROTOCOLS = "Switching Protocols";
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const std::string HTTPResponse::HTTP_REASON_OK = "OK";
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const std::string HTTPResponse::HTTP_REASON_CREATED = "Created";
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const std::string HTTPResponse::HTTP_REASON_ACCEPTED = "Accepted";
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const std::string HTTPResponse::HTTP_REASON_NONAUTHORITATIVE = "Non-Authoritative Information";
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const std::string HTTPResponse::HTTP_REASON_NO_CONTENT = "No Content";
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const std::string HTTPResponse::HTTP_REASON_RESET_CONTENT = "Reset Content";
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const std::string HTTPResponse::HTTP_REASON_PARTIAL_CONTENT = "Partial Content";
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const std::string HTTPResponse::HTTP_REASON_MULTIPLE_CHOICES = "Multiple Choices";
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const std::string HTTPResponse::HTTP_REASON_MOVED_PERMANENTLY = "Moved Permanently";
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const std::string HTTPResponse::HTTP_REASON_FOUND = "Found";
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const std::string HTTPResponse::HTTP_REASON_SEE_OTHER = "See Other";
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const std::string HTTPResponse::HTTP_REASON_NOT_MODIFIED = "Not Modified";
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const std::string HTTPResponse::HTTP_REASON_USEPROXY = "Use Proxy";
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const std::string HTTPResponse::HTTP_REASON_TEMPORARY_REDIRECT = "Temporary Redirect";
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const std::string HTTPResponse::HTTP_REASON_BAD_REQUEST = "Bad Request";
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const std::string HTTPResponse::HTTP_REASON_UNAUTHORIZED = "Unauthorized";
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const std::string HTTPResponse::HTTP_REASON_PAYMENT_REQUIRED = "Payment Required";
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const std::string HTTPResponse::HTTP_REASON_FORBIDDEN = "Forbidden";
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const std::string HTTPResponse::HTTP_REASON_NOT_FOUND = "Not Found";
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const std::string HTTPResponse::HTTP_REASON_METHOD_NOT_ALLOWED = "Method Not Allowed";
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const std::string HTTPResponse::HTTP_REASON_NOT_ACCEPTABLE = "Not Acceptable";
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const std::string HTTPResponse::HTTP_REASON_PROXY_AUTHENTICATION_REQUIRED = "Proxy Authentication Required";
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const std::string HTTPResponse::HTTP_REASON_REQUEST_TIMEOUT = "Request Time-out";
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const std::string HTTPResponse::HTTP_REASON_CONFLICT = "Conflict";
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const std::string HTTPResponse::HTTP_REASON_GONE = "Gone";
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const std::string HTTPResponse::HTTP_REASON_LENGTH_REQUIRED = "Length Required";
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const std::string HTTPResponse::HTTP_REASON_PRECONDITION_FAILED = "Precondition Failed";
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const std::string HTTPResponse::HTTP_REASON_REQUESTENTITYTOOLARGE = "Request Entity Too Large";
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const std::string HTTPResponse::HTTP_REASON_REQUESTURITOOLONG = "Request-URI Too Large";
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const std::string HTTPResponse::HTTP_REASON_UNSUPPORTEDMEDIATYPE = "Unsupported Media Type";
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const std::string HTTPResponse::HTTP_REASON_REQUESTED_RANGE_NOT_SATISFIABLE = "Requested Range Not Satisfiable";
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const std::string HTTPResponse::HTTP_REASON_EXPECTATION_FAILED = "Expectation Failed";
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const std::string HTTPResponse::HTTP_REASON_INTERNAL_SERVER_ERROR = "Internal Server Error";
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const std::string HTTPResponse::HTTP_REASON_NOT_IMPLEMENTED = "Not Implemented";
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const std::string HTTPResponse::HTTP_REASON_BAD_GATEWAY = "Bad Gateway";
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const std::string HTTPResponse::HTTP_REASON_SERVICE_UNAVAILABLE = "Service Unavailable";
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const std::string HTTPResponse::HTTP_REASON_GATEWAY_TIMEOUT = "Gateway Time-out";
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const std::string HTTPResponse::HTTP_REASON_VERSION_NOT_SUPPORTED = "HTTP Version not supported";
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const std::string HTTPResponse::HTTP_REASON_UNKNOWN = "???";
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const std::string HTTPResponse::DATE = "Date";
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const std::string HTTPResponse::SET_COOKIE = "Set-Cookie";
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HTTPResponse::HTTPResponse():
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_status(HTTP_OK),
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_reason(getReasonForStatus(HTTP_OK))
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{
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}
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HTTPResponse::HTTPResponse(HTTPStatus status, const std::string& reason):
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_status(status),
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_reason(reason)
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{
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}
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HTTPResponse::HTTPResponse(const std::string& version, HTTPStatus status, const std::string& reason):
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HTTPMessage(version),
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_status(status),
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_reason(reason)
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{
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}
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HTTPResponse::HTTPResponse(HTTPStatus status):
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_status(status),
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_reason(getReasonForStatus(status))
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{
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}
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HTTPResponse::HTTPResponse(const std::string& version, HTTPStatus status):
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HTTPMessage(version),
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_status(status),
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_reason(getReasonForStatus(status))
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{
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}
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HTTPResponse::~HTTPResponse()
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{
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}
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void HTTPResponse::setStatus(HTTPStatus status)
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{
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_status = status;
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}
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void HTTPResponse::setStatus(const std::string& status)
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{
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setStatus((HTTPStatus) NumberParser::parse(status));
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}
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void HTTPResponse::setReason(const std::string& reason)
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{
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_reason = reason;
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}
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void HTTPResponse::setStatusAndReason(HTTPStatus status, const std::string& reason)
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{
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_status = status;
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_reason = reason;
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}
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void HTTPResponse::setStatusAndReason(HTTPStatus status)
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{
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setStatusAndReason(status, getReasonForStatus(status));
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}
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void HTTPResponse::setDate(const Poco::Timestamp& dateTime)
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{
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set(DATE, DateTimeFormatter::format(dateTime, DateTimeFormat::HTTP_FORMAT));
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}
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Poco::Timestamp HTTPResponse::getDate() const
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{
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const std::string& dateTime = get(DATE);
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int tzd;
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return DateTimeParser::parse(dateTime, tzd).timestamp();
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}
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void HTTPResponse::addCookie(const HTTPCookie& cookie)
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{
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add(SET_COOKIE, cookie.toString());
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}
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void HTTPResponse::getCookies(std::vector<HTTPCookie>& cookies) const
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{
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cookies.clear();
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NameValueCollection::ConstIterator it = find(SET_COOKIE);
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while (it != end() && Poco::icompare(it->first, SET_COOKIE) == 0)
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{
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NameValueCollection nvc;
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splitParameters(it->second.begin(), it->second.end(), nvc);
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cookies.push_back(HTTPCookie(nvc));
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++it;
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}
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}
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void HTTPResponse::write(std::ostream& ostr) const
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{
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ostr << getVersion() << " " << static_cast<int>(_status) << " " << _reason << "\r\n";
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HTTPMessage::write(ostr);
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ostr << "\r\n";
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}
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void HTTPResponse::read(std::istream& istr)
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{
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static const int eof = std::char_traits<char>::eof();
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std::string version;
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std::string status;
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std::string reason;
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int ch = istr.get();
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if (istr.bad()) throw NetException("Error reading HTTP response header");
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if (ch == eof) throw NoMessageException();
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while (Poco::Ascii::isSpace(ch)) ch = istr.get();
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if (ch == eof) throw MessageException("No HTTP response header");
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while (!Poco::Ascii::isSpace(ch) && ch != eof && version.length() < MAX_VERSION_LENGTH) { version += (char) ch; ch = istr.get(); }
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if (!Poco::Ascii::isSpace(ch)) throw MessageException("Invalid HTTP version string");
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while (Poco::Ascii::isSpace(ch)) ch = istr.get();
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while (!Poco::Ascii::isSpace(ch) && ch != eof && status.length() < MAX_STATUS_LENGTH) { status += (char) ch; ch = istr.get(); }
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if (!Poco::Ascii::isSpace(ch)) throw MessageException("Invalid HTTP status code");
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while (Poco::Ascii::isSpace(ch) && ch != '\r' && ch != '\n' && ch != eof) ch = istr.get();
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while (ch != '\r' && ch != '\n' && ch != eof && reason.length() < MAX_REASON_LENGTH) { reason += (char) ch; ch = istr.get(); }
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if (!Poco::Ascii::isSpace(ch)) throw MessageException("HTTP reason string too long");
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if (ch == '\r') ch = istr.get();
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HTTPMessage::read(istr);
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ch = istr.get();
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while (ch != '\n' && ch != eof) { ch = istr.get(); }
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setVersion(version);
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setStatus(status);
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setReason(reason);
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}
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const std::string& HTTPResponse::getReasonForStatus(HTTPStatus status)
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{
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switch (status)
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{
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case HTTP_CONTINUE:
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return HTTP_REASON_CONTINUE;
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case HTTP_SWITCHING_PROTOCOLS:
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return HTTP_REASON_SWITCHING_PROTOCOLS;
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case HTTP_OK:
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return HTTP_REASON_OK;
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case HTTP_CREATED:
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return HTTP_REASON_CREATED;
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case HTTP_ACCEPTED:
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return HTTP_REASON_ACCEPTED;
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case HTTP_NONAUTHORITATIVE:
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return HTTP_REASON_NONAUTHORITATIVE;
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case HTTP_NO_CONTENT:
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return HTTP_REASON_NO_CONTENT;
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case HTTP_RESET_CONTENT:
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return HTTP_REASON_RESET_CONTENT;
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case HTTP_PARTIAL_CONTENT:
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return HTTP_REASON_PARTIAL_CONTENT;
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case HTTP_MULTIPLE_CHOICES:
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return HTTP_REASON_MULTIPLE_CHOICES;
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case HTTP_MOVED_PERMANENTLY:
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return HTTP_REASON_MOVED_PERMANENTLY;
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case HTTP_FOUND:
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return HTTP_REASON_FOUND;
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case HTTP_SEE_OTHER:
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return HTTP_REASON_SEE_OTHER;
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case HTTP_NOT_MODIFIED:
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return HTTP_REASON_NOT_MODIFIED;
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case HTTP_USEPROXY:
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return HTTP_REASON_USEPROXY;
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case HTTP_TEMPORARY_REDIRECT:
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return HTTP_REASON_TEMPORARY_REDIRECT;
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case HTTP_BAD_REQUEST:
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return HTTP_REASON_BAD_REQUEST;
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case HTTP_UNAUTHORIZED:
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return HTTP_REASON_UNAUTHORIZED;
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case HTTP_PAYMENT_REQUIRED:
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return HTTP_REASON_PAYMENT_REQUIRED;
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case HTTP_FORBIDDEN:
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return HTTP_REASON_FORBIDDEN;
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case HTTP_NOT_FOUND:
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return HTTP_REASON_NOT_FOUND;
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case HTTP_METHOD_NOT_ALLOWED:
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return HTTP_REASON_METHOD_NOT_ALLOWED;
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case HTTP_NOT_ACCEPTABLE:
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return HTTP_REASON_NOT_ACCEPTABLE;
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case HTTP_PROXY_AUTHENTICATION_REQUIRED:
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return HTTP_REASON_PROXY_AUTHENTICATION_REQUIRED;
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case HTTP_REQUEST_TIMEOUT:
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return HTTP_REASON_REQUEST_TIMEOUT;
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case HTTP_CONFLICT:
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return HTTP_REASON_CONFLICT;
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case HTTP_GONE:
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return HTTP_REASON_GONE;
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case HTTP_LENGTH_REQUIRED:
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return HTTP_REASON_LENGTH_REQUIRED;
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case HTTP_PRECONDITION_FAILED:
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return HTTP_REASON_PRECONDITION_FAILED;
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case HTTP_REQUESTENTITYTOOLARGE:
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return HTTP_REASON_REQUESTENTITYTOOLARGE;
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case HTTP_REQUESTURITOOLONG:
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return HTTP_REASON_REQUESTURITOOLONG;
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case HTTP_UNSUPPORTEDMEDIATYPE:
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return HTTP_REASON_UNSUPPORTEDMEDIATYPE;
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case HTTP_REQUESTED_RANGE_NOT_SATISFIABLE:
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return HTTP_REASON_REQUESTED_RANGE_NOT_SATISFIABLE;
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case HTTP_EXPECTATION_FAILED:
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return HTTP_REASON_EXPECTATION_FAILED;
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case HTTP_INTERNAL_SERVER_ERROR:
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return HTTP_REASON_INTERNAL_SERVER_ERROR;
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case HTTP_NOT_IMPLEMENTED:
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return HTTP_REASON_NOT_IMPLEMENTED;
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case HTTP_BAD_GATEWAY:
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return HTTP_REASON_BAD_GATEWAY;
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case HTTP_SERVICE_UNAVAILABLE:
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return HTTP_REASON_SERVICE_UNAVAILABLE;
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case HTTP_GATEWAY_TIMEOUT:
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return HTTP_REASON_GATEWAY_TIMEOUT;
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case HTTP_VERSION_NOT_SUPPORTED:
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return HTTP_REASON_VERSION_NOT_SUPPORTED;
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default:
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return HTTP_REASON_UNKNOWN;
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}
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}
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} } // namespace Poco::Net
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