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annotate Core/HttpServer/HttpOutput.cpp @ 2858:39b171502059

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added SingleValueObject: a simple implementation of a IDynamicObject that stores a single typed value
author am@osimis.io
date Fri, 05 Oct 2018 10:39:42 +0200
parents e02af4ca8003
children ae20fccdd867
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1 /**
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2 * Orthanc - A Lightweight, RESTful DICOM Store
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017-2018 Osimis S.A., Belgium
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6 *
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7 * This program is free software: you can redistribute it and/or
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8 * modify it under the terms of the GNU General Public License as
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9 * published by the Free Software Foundation, either version 3 of the
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10 * License, or (at your option) any later version.
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11 *
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12 * In addition, as a special exception, the copyright holders of this
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13 * program give permission to link the code of its release with the
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14 * OpenSSL project's "OpenSSL" library (or with modified versions of it
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15 * that use the same license as the "OpenSSL" library), and distribute
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16 * the linked executables. You must obey the GNU General Public License
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17 * in all respects for all of the code used other than "OpenSSL". If you
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18 * modify file(s) with this exception, you may extend this exception to
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19 * your version of the file(s), but you are not obligated to do so. If
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20 * you do not wish to do so, delete this exception statement from your
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21 * version. If you delete this exception statement from all source files
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22 * in the program, then also delete it here.
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23 *
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24 * This program is distributed in the hope that it will be useful, but
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25 * WITHOUT ANY WARRANTY; without even the implied warranty of
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26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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27 * General Public License for more details.
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28 *
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29 * You should have received a copy of the GNU General Public License
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30 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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31 **/
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33
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34 #include "../PrecompiledHeaders.h"
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35 #include "HttpOutput.h"
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36
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37 #include "../Logging.h"
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38 #include "../OrthancException.h"
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39 #include "../Toolbox.h"
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40 #include "../Compression/GzipCompressor.h"
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41 #include "../Compression/ZlibCompressor.h"
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42
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43 #include <iostream>
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44 #include <vector>
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45 #include <stdio.h>
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46 #include <boost/lexical_cast.hpp>
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48
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49 namespace Orthanc
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50 {
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51 HttpOutput::StateMachine::StateMachine(IHttpOutputStream& stream,
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52 bool isKeepAlive) :
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53 stream_(stream),
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54 state_(State_WritingHeader),
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55 status_(HttpStatus_200_Ok),
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56 hasContentLength_(false),
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57 contentPosition_(0),
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58 keepAlive_(isKeepAlive)
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59 {
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60 }
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62 HttpOutput::StateMachine::~StateMachine()
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63 {
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64 if (state_ != State_Done)
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65 {
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66 //asm volatile ("int3;");
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67 //LOG(ERROR) << "This HTTP answer does not contain any body";
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68 }
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70 if (hasContentLength_ && contentPosition_ != contentLength_)
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71 {
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72 LOG(ERROR) << "This HTTP answer has not sent the proper number of bytes in its body";
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73 }
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74 }
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77 void HttpOutput::StateMachine::SetHttpStatus(HttpStatus status)
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78 {
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79 if (state_ != State_WritingHeader)
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80 {
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81 throw OrthancException(ErrorCode_BadSequenceOfCalls);
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82 }
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83
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84 status_ = status;
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85 }
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88 void HttpOutput::StateMachine::SetContentLength(uint64_t length)
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89 {
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90 if (state_ != State_WritingHeader)
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91 {
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92 throw OrthancException(ErrorCode_BadSequenceOfCalls);
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93 }
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94
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95 hasContentLength_ = true;
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96 contentLength_ = length;
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97 }
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98
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99 void HttpOutput::StateMachine::SetContentType(const char* contentType)
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100 {
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101 AddHeader("Content-Type", contentType);
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102 }
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103
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104 void HttpOutput::StateMachine::SetContentFilename(const char* filename)
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105 {
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106 // TODO Escape double quotes
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107 AddHeader("Content-Disposition", "filename=\"" + std::string(filename) + "\"");
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108 }
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109
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110 void HttpOutput::StateMachine::SetCookie(const std::string& cookie,
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111 const std::string& value)
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112 {
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113 if (state_ != State_WritingHeader)
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114 {
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115 throw OrthancException(ErrorCode_BadSequenceOfCalls);
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116 }
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118 // TODO Escape "=" characters
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119 AddHeader("Set-Cookie", cookie + "=" + value);
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120 }
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123 void HttpOutput::StateMachine::AddHeader(const std::string& header,
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124 const std::string& value)
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125 {
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126 if (state_ != State_WritingHeader)
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127 {
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diff changeset
128 throw OrthancException(ErrorCode_BadSequenceOfCalls);
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129 }
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130
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diff changeset
131 headers_.push_back(header + ": " + value + "\r\n");
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132 }
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133
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diff changeset
134 void HttpOutput::StateMachine::ClearHeaders()
910
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135 {
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136 if (state_ != State_WritingHeader)
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137 {
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138 throw OrthancException(ErrorCode_BadSequenceOfCalls);
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139 }
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140
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diff changeset
141 headers_.clear();
910
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142 }
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143
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144 void HttpOutput::StateMachine::SendBody(const void* buffer, size_t length)
910
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145 {
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diff changeset
146 if (state_ == State_Done)
910
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147 {
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diff changeset
148 if (length == 0)
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149 {
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150 return;
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151 }
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diff changeset
152 else
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153 {
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154 LOG(ERROR) << "Because of keep-alive connections, the entire body must be sent at once or Content-Length must be given";
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155 throw OrthancException(ErrorCode_BadSequenceOfCalls);
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156 }
910
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157 }
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158
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159 if (state_ == State_WritingMultipart)
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160 {
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161 throw OrthancException(ErrorCode_InternalError);
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162 }
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163
910
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164 if (state_ == State_WritingHeader)
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165 {
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166 // Send the HTTP header before writing the body
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167
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168 stream_.OnHttpStatusReceived(status_);
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169
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diff changeset
170 std::string s = "HTTP/1.1 " +
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171 boost::lexical_cast<std::string>(status_) +
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172 " " + std::string(EnumerationToString(status_)) +
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173 "\r\n";
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diff changeset
174
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175 if (keepAlive_)
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176 {
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177 s += "Connection: keep-alive\r\n";
1113
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178 }
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diff changeset
179
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diff changeset
180 for (std::list<std::string>::const_iterator
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diff changeset
181 it = headers_.begin(); it != headers_.end(); ++it)
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diff changeset
182 {
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183 s += *it;
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184 }
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185
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diff changeset
186 if (status_ != HttpStatus_200_Ok)
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187 {
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188 hasContentLength_ = false;
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189 }
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diff changeset
190
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diff changeset
191 uint64_t contentLength = (hasContentLength_ ? contentLength_ : length);
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diff changeset
192 s += "Content-Length: " + boost::lexical_cast<std::string>(contentLength) + "\r\n\r\n";
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diff changeset
193
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diff changeset
194 stream_.Send(true, s.c_str(), s.size());
910
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195 state_ = State_WritingBody;
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196 }
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diff changeset
197
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198 if (hasContentLength_ &&
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diff changeset
199 contentPosition_ + length > contentLength_)
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diff changeset
200 {
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diff changeset
201 LOG(ERROR) << "The body size exceeds what was declared with SetContentSize()";
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diff changeset
202 throw OrthancException(ErrorCode_BadSequenceOfCalls);
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diff changeset
203 }
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diff changeset
204
910
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diff changeset
205 if (length > 0)
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diff changeset
206 {
911
306afd58a0b3 fix build
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diff changeset
207 stream_.Send(false, buffer, length);
1113
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diff changeset
208 contentPosition_ += length;
330
78a8eaa5f30b cookies
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diff changeset
209 }
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diff changeset
210
1113
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diff changeset
211 if (!hasContentLength_ ||
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diff changeset
212 contentPosition_ == contentLength_)
330
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diff changeset
213 {
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diff changeset
214 state_ = State_Done;
330
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diff changeset
215 }
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diff changeset
216 }
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diff changeset
217
207
7f74209ea0f8 RestApi
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parents: 155
diff changeset
218
1519
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diff changeset
219 void HttpOutput::StateMachine::CloseBody()
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diff changeset
220 {
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diff changeset
221 switch (state_)
8bd0d897763f refactoring: IHttpStreamAnswer
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diff changeset
222 {
8bd0d897763f refactoring: IHttpStreamAnswer
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diff changeset
223 case State_WritingHeader:
1522
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parents: 1521
diff changeset
224 SetContentLength(0);
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diff changeset
225 SendBody(NULL, 0);
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diff changeset
226 break;
1519
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diff changeset
227
8bd0d897763f refactoring: IHttpStreamAnswer
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diff changeset
228 case State_WritingBody:
8bd0d897763f refactoring: IHttpStreamAnswer
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229 if (!hasContentLength_ ||
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diff changeset
230 contentPosition_ == contentLength_)
8bd0d897763f refactoring: IHttpStreamAnswer
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diff changeset
231 {
8bd0d897763f refactoring: IHttpStreamAnswer
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diff changeset
232 state_ = State_Done;
8bd0d897763f refactoring: IHttpStreamAnswer
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diff changeset
233 }
8bd0d897763f refactoring: IHttpStreamAnswer
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diff changeset
234 else
8bd0d897763f refactoring: IHttpStreamAnswer
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diff changeset
235 {
8bd0d897763f refactoring: IHttpStreamAnswer
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diff changeset
236 LOG(ERROR) << "The body size has not reached what was declared with SetContentSize()";
8bd0d897763f refactoring: IHttpStreamAnswer
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237 throw OrthancException(ErrorCode_BadSequenceOfCalls);
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diff changeset
238 }
8bd0d897763f refactoring: IHttpStreamAnswer
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diff changeset
239
8bd0d897763f refactoring: IHttpStreamAnswer
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diff changeset
240 break;
8bd0d897763f refactoring: IHttpStreamAnswer
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diff changeset
241
8bd0d897763f refactoring: IHttpStreamAnswer
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diff changeset
242 case State_WritingMultipart:
8bd0d897763f refactoring: IHttpStreamAnswer
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diff changeset
243 LOG(ERROR) << "Cannot invoke CloseBody() with multipart outputs";
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244 throw OrthancException(ErrorCode_BadSequenceOfCalls);
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diff changeset
245
8bd0d897763f refactoring: IHttpStreamAnswer
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diff changeset
246 case State_Done:
8bd0d897763f refactoring: IHttpStreamAnswer
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diff changeset
247 return; // Ignore
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diff changeset
248
8bd0d897763f refactoring: IHttpStreamAnswer
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diff changeset
249 default:
8bd0d897763f refactoring: IHttpStreamAnswer
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diff changeset
250 throw OrthancException(ErrorCode_InternalError);
8bd0d897763f refactoring: IHttpStreamAnswer
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diff changeset
251 }
8bd0d897763f refactoring: IHttpStreamAnswer
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diff changeset
252 }
8bd0d897763f refactoring: IHttpStreamAnswer
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diff changeset
253
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diff changeset
254
1517
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diff changeset
255 HttpCompression HttpOutput::GetPreferredCompression(size_t bodySize) const
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diff changeset
256 {
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diff changeset
257 #if 0
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diff changeset
258 // TODO Do not compress small files?
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diff changeset
259 if (bodySize < 512)
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diff changeset
260 {
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diff changeset
261 return HttpCompression_None;
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parents: 1514
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262 }
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263 #endif
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264
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265 // Prefer "gzip" over "deflate" if the choice is offered
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266
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267 if (isGzipAllowed_)
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268 {
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269 return HttpCompression_Gzip;
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270 }
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271 else if (isDeflateAllowed_)
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272 {
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273 return HttpCompression_Deflate;
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274 }
Sebastien Jodogne <s.jodogne@gmail.com>
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275 else
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276 {
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277 return HttpCompression_None;
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parents: 1514
diff changeset
278 }
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1514
diff changeset
279 }
Sebastien Jodogne <s.jodogne@gmail.com>
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280
Sebastien Jodogne <s.jodogne@gmail.com>
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281
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282 void HttpOutput::SendMethodNotAllowed(const std::string& allowed)
0
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283 {
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284 stateMachine_.ClearHeaders();
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285 stateMachine_.SetHttpStatus(HttpStatus_405_MethodNotAllowed);
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286 stateMachine_.AddHeader("Allow", allowed);
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287 stateMachine_.SendBody(NULL, 0);
0
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288 }
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289
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290
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jodogne
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291 void HttpOutput::SendStatus(HttpStatus status,
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292 const char* message,
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293 size_t messageSize)
0
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294 {
1954
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295 if (status == HttpStatus_301_MovedPermanently ||
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296 status == HttpStatus_401_Unauthorized ||
473
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297 status == HttpStatus_405_MethodNotAllowed)
0
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298 {
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299 LOG(ERROR) << "Please use the dedicated methods to this HTTP status code in HttpOutput";
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300 throw OrthancException(ErrorCode_ParameterOutOfRange);
0
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301 }
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302
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303 stateMachine_.SetHttpStatus(status);
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1558b3226b18 IHttpExceptionFormatter
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304 stateMachine_.SendBody(message, messageSize);
339
639272ef7615 answer raw buffers
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parents: 330
diff changeset
305 }
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parents: 330
diff changeset
306
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parents: 330
diff changeset
307
0
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308 void HttpOutput::Redirect(const std::string& path)
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309 {
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310 stateMachine_.ClearHeaders();
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311 stateMachine_.SetHttpStatus(HttpStatus_301_MovedPermanently);
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312 stateMachine_.AddHeader("Location", path);
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313 stateMachine_.SendBody(NULL, 0);
0
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diff changeset
314 }
908
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parents: 824
diff changeset
315
e078ea944089 refactoring HttpOutput
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parents: 824
diff changeset
316
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parents: 824
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317 void HttpOutput::SendUnauthorized(const std::string& realm)
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parents: 824
diff changeset
318 {
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diff changeset
319 stateMachine_.ClearHeaders();
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320 stateMachine_.SetHttpStatus(HttpStatus_401_Unauthorized);
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parents: 1042
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321 stateMachine_.AddHeader("WWW-Authenticate", "Basic realm=\"" + realm + "\"");
ba5c0908600c Refactoring of HttpOutput ("Content-Length" header is now always sent)
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322 stateMachine_.SendBody(NULL, 0);
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parents: 1042
diff changeset
323 }
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parents: 1042
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324
1521
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diff changeset
325 void HttpOutput::Answer(const void* buffer,
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326 size_t length)
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parents: 1042
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327 {
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328 if (length == 0)
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diff changeset
329 {
1521
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330 AnswerEmpty();
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diff changeset
331 return;
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parents: 1519
diff changeset
332 }
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parents: 1519
diff changeset
333
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parents: 1519
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334 HttpCompression compression = GetPreferredCompression(length);
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parents: 1519
diff changeset
335
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parents: 1519
diff changeset
336 if (compression == HttpCompression_None)
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parents: 1519
diff changeset
337 {
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parents: 1519
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338 stateMachine_.SetContentLength(length);
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parents: 1519
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339 stateMachine_.SendBody(buffer, length);
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diff changeset
340 return;
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parents: 1519
diff changeset
341 }
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parents: 1519
diff changeset
342
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parents: 1519
diff changeset
343 std::string compressed, encoding;
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parents: 1519
diff changeset
344
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parents: 1519
diff changeset
345 switch (compression)
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parents: 1519
diff changeset
346 {
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parents: 1519
diff changeset
347 case HttpCompression_Deflate:
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parents: 1519
diff changeset
348 {
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parents: 1519
diff changeset
349 encoding = "deflate";
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parents: 1519
diff changeset
350 ZlibCompressor compressor;
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diff changeset
351 // Do not prefix the buffer with its uncompressed size, to be compatible with "deflate"
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parents: 1519
diff changeset
352 compressor.SetPrefixWithUncompressedSize(false);
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parents: 1519
diff changeset
353 compressor.Compress(compressed, buffer, length);
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parents: 1519
diff changeset
354 break;
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parents: 1519
diff changeset
355 }
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parents: 1519
diff changeset
356
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parents: 1519
diff changeset
357 case HttpCompression_Gzip:
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parents: 1519
diff changeset
358 {
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parents: 1519
diff changeset
359 encoding = "gzip";
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parents: 1519
diff changeset
360 GzipCompressor compressor;
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parents: 1519
diff changeset
361 compressor.Compress(compressed, buffer, length);
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parents: 1519
diff changeset
362 break;
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1519
diff changeset
363 }
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parents: 1519
diff changeset
364
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parents: 1519
diff changeset
365 default:
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parents: 1519
diff changeset
366 throw OrthancException(ErrorCode_InternalError);
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1519
diff changeset
367 }
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parents: 1519
diff changeset
368
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parents: 1519
diff changeset
369 LOG(TRACE) << "Compressing a HTTP answer using " << encoding;
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parents: 1519
diff changeset
370
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parents: 1519
diff changeset
371 // The body is empty, do not use HTTP compression
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parents: 1519
diff changeset
372 if (compressed.size() == 0)
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1519
diff changeset
373 {
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parents: 1519
diff changeset
374 AnswerEmpty();
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parents: 1042
diff changeset
375 }
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1042
diff changeset
376 else
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parents: 1042
diff changeset
377 {
1521
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parents: 1519
diff changeset
378 stateMachine_.AddHeader("Content-Encoding", encoding);
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parents: 1519
diff changeset
379 stateMachine_.SetContentLength(compressed.size());
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parents: 1519
diff changeset
380 stateMachine_.SendBody(compressed.c_str(), compressed.size());
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1519
diff changeset
381 }
1511
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382
1521
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parents: 1519
diff changeset
383 stateMachine_.CloseBody();
1113
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1042
diff changeset
384 }
ba5c0908600c Refactoring of HttpOutput ("Content-Length" header is now always sent)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1042
diff changeset
385
1521
3606278d305e refactoring
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1519
diff changeset
386
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parents: 1519
diff changeset
387 void HttpOutput::Answer(const std::string& str)
1511
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1486
diff changeset
388 {
1521
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parents: 1519
diff changeset
389 Answer(str.size() == 0 ? NULL : str.c_str(), str.size());
1511
7962563129c9 starting support of deflate/gzip content types
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parents: 1486
diff changeset
390 }
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1486
diff changeset
391
1521
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parents: 1519
diff changeset
392
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parents: 1519
diff changeset
393 void HttpOutput::AnswerEmpty()
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1042
diff changeset
394 {
1519
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1517
diff changeset
395 stateMachine_.CloseBody();
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1042
diff changeset
396 }
1430
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
397
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
398
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
399 void HttpOutput::StateMachine::StartMultipart(const std::string& subType,
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
400 const std::string& contentType)
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
401 {
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
402 if (subType != "mixed" &&
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
403 subType != "related")
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
404 {
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
405 throw OrthancException(ErrorCode_ParameterOutOfRange);
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
406 }
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
407
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
408 if (keepAlive_)
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
409 {
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
410 LOG(ERROR) << "Multipart answers are not implemented together with keep-alive connections";
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
411 throw OrthancException(ErrorCode_NotImplemented);
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
412 }
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
413
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
414 if (state_ != State_WritingHeader)
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
415 {
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
416 throw OrthancException(ErrorCode_BadSequenceOfCalls);
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
417 }
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
418
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
419 if (status_ != HttpStatus_200_Ok)
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
420 {
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
421 SendBody(NULL, 0);
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
422 return;
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
423 }
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
424
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
425 stream_.OnHttpStatusReceived(status_);
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
426
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
427 std::string header = "HTTP/1.1 200 OK\r\n";
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
428
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
429 // Possibly add the cookies
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
430 for (std::list<std::string>::const_iterator
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
431 it = headers_.begin(); it != headers_.end(); ++it)
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
432 {
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
433 if (!Toolbox::StartsWith(*it, "Set-Cookie: "))
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
434 {
2805
e02af4ca8003 Fix issue #54 (quoting multipart answers)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2512
diff changeset
435 LOG(ERROR) << "The only headers that can be set in multipart answers "
e02af4ca8003 Fix issue #54 (quoting multipart answers)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2512
diff changeset
436 << "are Set-Cookie (here: " << *it << " is set)";
1430
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
437 throw OrthancException(ErrorCode_BadSequenceOfCalls);
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
438 }
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
439
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
440 header += *it;
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
441 }
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
442
2805
e02af4ca8003 Fix issue #54 (quoting multipart answers)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2512
diff changeset
443 /**
e02af4ca8003 Fix issue #54 (quoting multipart answers)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2512
diff changeset
444 * Fix for issue 54 ("Decide what to do wrt. quoting of multipart
e02af4ca8003 Fix issue #54 (quoting multipart answers)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2512
diff changeset
445 * answers"). The "type" parameter in the "Content-Type" HTTP
e02af4ca8003 Fix issue #54 (quoting multipart answers)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2512
diff changeset
446 * header must be quoted if it contains a forward slash "/". This
e02af4ca8003 Fix issue #54 (quoting multipart answers)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2512
diff changeset
447 * is necessary for DICOMweb compatibility with OsiriX, but breaks
e02af4ca8003 Fix issue #54 (quoting multipart answers)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2512
diff changeset
448 * compatibility with old releases of the client in the Orthanc
e02af4ca8003 Fix issue #54 (quoting multipart answers)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2512
diff changeset
449 * DICOMweb plugin <= 0.3 (releases >= 0.4 work fine).
e02af4ca8003 Fix issue #54 (quoting multipart answers)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2512
diff changeset
450 *
e02af4ca8003 Fix issue #54 (quoting multipart answers)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2512
diff changeset
451 * Full history is available at the following locations:
e02af4ca8003 Fix issue #54 (quoting multipart answers)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2512
diff changeset
452 * - In changeset 2248:69b0f4e8a49b:
e02af4ca8003 Fix issue #54 (quoting multipart answers)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2512
diff changeset
453 * # hg history -v -r 2248
e02af4ca8003 Fix issue #54 (quoting multipart answers)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2512
diff changeset
454 * - https://bitbucket.org/sjodogne/orthanc/issues/54/
e02af4ca8003 Fix issue #54 (quoting multipart answers)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2512
diff changeset
455 * - https://groups.google.com/d/msg/orthanc-users/65zhIM5xbKI/TU5Q1_LhAwAJ
e02af4ca8003 Fix issue #54 (quoting multipart answers)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2512
diff changeset
456 **/
e02af4ca8003 Fix issue #54 (quoting multipart answers)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2512
diff changeset
457 std::string tmp;
e02af4ca8003 Fix issue #54 (quoting multipart answers)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2512
diff changeset
458 if (contentType.find('/') == std::string::npos)
e02af4ca8003 Fix issue #54 (quoting multipart answers)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2512
diff changeset
459 {
e02af4ca8003 Fix issue #54 (quoting multipart answers)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2512
diff changeset
460 // No forward slash in the content type
e02af4ca8003 Fix issue #54 (quoting multipart answers)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2512
diff changeset
461 tmp = contentType;
e02af4ca8003 Fix issue #54 (quoting multipart answers)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2512
diff changeset
462 }
e02af4ca8003 Fix issue #54 (quoting multipart answers)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2512
diff changeset
463 else
e02af4ca8003 Fix issue #54 (quoting multipart answers)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2512
diff changeset
464 {
e02af4ca8003 Fix issue #54 (quoting multipart answers)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2512
diff changeset
465 // Quote the content type because of the forward slash
e02af4ca8003 Fix issue #54 (quoting multipart answers)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2512
diff changeset
466 tmp = "\"" + contentType + "\"";
e02af4ca8003 Fix issue #54 (quoting multipart answers)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2512
diff changeset
467 }
e02af4ca8003 Fix issue #54 (quoting multipart answers)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2512
diff changeset
468
2512
4dcafa8d6633 SystemToolbox::GenerateUuid moved to Toolbox::GenerateUuid
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2447
diff changeset
469 multipartBoundary_ = Toolbox::GenerateUuid();
1430
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
470 multipartContentType_ = contentType;
2805
e02af4ca8003 Fix issue #54 (quoting multipart answers)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2512
diff changeset
471 header += ("Content-Type: multipart/" + subType + "; type=" +
e02af4ca8003 Fix issue #54 (quoting multipart answers)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2512
diff changeset
472 tmp + "; boundary=" + multipartBoundary_ + "\r\n\r\n");
1430
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
473
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
474 stream_.Send(true, header.c_str(), header.size());
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
475 state_ = State_WritingMultipart;
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
476 }
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
477
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
478
1882
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
479 void HttpOutput::StateMachine::SendMultipartItem(const void* item,
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
480 size_t length,
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
481 const std::map<std::string, std::string>& headers)
1430
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
482 {
1882
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
483 if (state_ != State_WritingMultipart)
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
484 {
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
485 throw OrthancException(ErrorCode_BadSequenceOfCalls);
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
486 }
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
487
1832
b7da58699f92 Fix formatting of multipart HTTP answers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1645
diff changeset
488 std::string header = "--" + multipartBoundary_ + "\r\n";
1882
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
489
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
490 bool hasContentType = false;
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
491 bool hasContentLength = false;
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
492 bool hasMimeVersion = false;
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
493
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
494 for (std::map<std::string, std::string>::const_iterator
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
495 it = headers.begin(); it != headers.end(); ++it)
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
496 {
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
497 header += it->first + ": " + it->second + "\r\n";
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
498
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
499 std::string tmp;
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
500 Toolbox::ToLowerCase(tmp, it->first);
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
501
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
502 if (tmp == "content-type")
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
503 {
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
504 hasContentType = true;
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
505 }
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
506
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
507 if (tmp == "content-length")
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
508 {
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
509 hasContentLength = true;
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
510 }
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
511
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
512 if (tmp == "mime-version")
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
513 {
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
514 hasMimeVersion = true;
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
515 }
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
516 }
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
517
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
518 if (!hasContentType)
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
519 {
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
520 header += "Content-Type: " + multipartContentType_ + "\r\n";
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
521 }
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
522
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
523 if (!hasContentLength)
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
524 {
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
525 header += "Content-Length: " + boost::lexical_cast<std::string>(length) + "\r\n";
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
526 }
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
527
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
528 if (!hasMimeVersion)
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
529 {
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
530 header += "MIME-Version: 1.0\r\n\r\n";
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
531 }
1430
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
532
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
533 stream_.Send(false, header.c_str(), header.size());
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
534
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
535 if (length > 0)
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
536 {
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
537 stream_.Send(false, item, length);
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
538 }
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
539
1882
5cf2bd0abfa2 OrthancPluginSendMultipartItem2 for DICOMweb
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1875
diff changeset
540 stream_.Send(false, "\r\n", 2);
1430
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
541 }
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
542
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
543
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
544 void HttpOutput::StateMachine::CloseMultipart()
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
545 {
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
546 if (state_ != State_WritingMultipart)
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
547 {
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
548 throw OrthancException(ErrorCode_BadSequenceOfCalls);
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
549 }
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
550
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
551 // The two lines below might throw an exception, if the client has
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
552 // closed the connection. Such an error is ignored.
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
553 try
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
554 {
1832
b7da58699f92 Fix formatting of multipart HTTP answers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1645
diff changeset
555 std::string header = "--" + multipartBoundary_ + "--\r\n";
1430
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
556 stream_.Send(false, header.c_str(), header.size());
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
557 }
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
558 catch (OrthancException&)
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
559 {
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
560 }
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
561
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
562 state_ = State_Done;
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
563 }
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
564
ad94a3583b07 Plugins can send answers as multipart messages
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1288
diff changeset
565
1519
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1517
diff changeset
566 void HttpOutput::Answer(IHttpStreamAnswer& stream)
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1517
diff changeset
567 {
1523
c388502a066d testing FilesystemHttpSender
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1522
diff changeset
568 HttpCompression compression = stream.SetupHttpCompression(isGzipAllowed_, isDeflateAllowed_);
1519
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1517
diff changeset
569
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1517
diff changeset
570 switch (compression)
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1517
diff changeset
571 {
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1517
diff changeset
572 case HttpCompression_None:
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1517
diff changeset
573 break;
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1517
diff changeset
574
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1517
diff changeset
575 case HttpCompression_Gzip:
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1517
diff changeset
576 stateMachine_.AddHeader("Content-Encoding", "gzip");
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1517
diff changeset
577 break;
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1517
diff changeset
578
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1517
diff changeset
579 case HttpCompression_Deflate:
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1517
diff changeset
580 stateMachine_.AddHeader("Content-Encoding", "deflate");
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1517
diff changeset
581 break;
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1517
diff changeset
582
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1517
diff changeset
583 default:
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1517
diff changeset
584 throw OrthancException(ErrorCode_ParameterOutOfRange);
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1517
diff changeset
585 }
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1517
diff changeset
586
1523
c388502a066d testing FilesystemHttpSender
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1522
diff changeset
587 stateMachine_.SetContentLength(stream.GetContentLength());
c388502a066d testing FilesystemHttpSender
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1522
diff changeset
588
c388502a066d testing FilesystemHttpSender
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1522
diff changeset
589 std::string contentType = stream.GetContentType();
c388502a066d testing FilesystemHttpSender
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1522
diff changeset
590 if (contentType.empty())
c388502a066d testing FilesystemHttpSender
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1522
diff changeset
591 {
c388502a066d testing FilesystemHttpSender
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1522
diff changeset
592 contentType = "application/octet-stream";
c388502a066d testing FilesystemHttpSender
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1522
diff changeset
593 }
c388502a066d testing FilesystemHttpSender
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1522
diff changeset
594
c388502a066d testing FilesystemHttpSender
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1522
diff changeset
595 stateMachine_.SetContentType(contentType.c_str());
c388502a066d testing FilesystemHttpSender
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1522
diff changeset
596
c388502a066d testing FilesystemHttpSender
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1522
diff changeset
597 std::string filename;
c388502a066d testing FilesystemHttpSender
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1522
diff changeset
598 if (stream.HasContentFilename(filename))
c388502a066d testing FilesystemHttpSender
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1522
diff changeset
599 {
c388502a066d testing FilesystemHttpSender
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1522
diff changeset
600 SetContentFilename(filename.c_str());
c388502a066d testing FilesystemHttpSender
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1522
diff changeset
601 }
c388502a066d testing FilesystemHttpSender
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1522
diff changeset
602
1519
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1517
diff changeset
603 while (stream.ReadNextChunk())
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1517
diff changeset
604 {
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1517
diff changeset
605 stateMachine_.SendBody(stream.GetChunkContent(),
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1517
diff changeset
606 stream.GetChunkSize());
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1517
diff changeset
607 }
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1517
diff changeset
608
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1517
diff changeset
609 stateMachine_.CloseBody();
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1517
diff changeset
610 }
8bd0d897763f refactoring: IHttpStreamAnswer
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1517
diff changeset
611
0
3959d33612cc initial commit
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
612 }