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annotate OrthancFramework/Sources/HttpServer/MultipartStreamReader.cpp @ 4476:c1f36fd13730

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author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 26 Jan 2021 18:25:52 +0100
parents 4f8e77c650e8
children 0ad5736c8d62
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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) 2017-2021 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 Lesser General Public License
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9 * as published by the Free Software Foundation, either version 3 of
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10 * the License, or (at your option) any later version.
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11 *
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12 * This program is distributed in the hope that it will be useful, but
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 * Lesser General Public License for more details.
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16 *
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17 * You should have received a copy of the GNU Lesser General Public
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18 * License along with this program. If not, see
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19 * <http://www.gnu.org/licenses/>.
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20 **/
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21
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22
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23 #include "../PrecompiledHeaders.h"
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24 #include "MultipartStreamReader.h"
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25
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26 #include "../Logging.h"
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27 #include "../OrthancException.h"
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28 #include "../Toolbox.h"
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29
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30 #include <boost/algorithm/string/predicate.hpp>
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31 #include <boost/lexical_cast.hpp>
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32
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33 #if defined(_MSC_VER)
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34 # include <BaseTsd.h> // Definition of ssize_t
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35 #endif
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36
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37 namespace Orthanc
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38 {
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39 static void ParseHeaders(MultipartStreamReader::HttpHeaders& headers,
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40 StringMatcher::Iterator start,
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41 StringMatcher::Iterator end)
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42 {
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43 std::string tmp(start, end);
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44
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45 std::vector<std::string> lines;
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46 Toolbox::TokenizeString(lines, tmp, '\n');
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47
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48 headers.clear();
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49
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50 for (size_t i = 0; i < lines.size(); i++)
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51 {
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52 size_t separator = lines[i].find(':');
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53 if (separator != std::string::npos)
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54 {
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55 std::string key = Toolbox::StripSpaces(lines[i].substr(0, separator));
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56 std::string value = Toolbox::StripSpaces(lines[i].substr(separator + 1));
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57
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58 Toolbox::ToLowerCase(key);
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59 headers[key] = value;
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60 }
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61 }
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62 }
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63
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64
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65 static bool LookupHeaderSizeValue(size_t& target,
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66 const MultipartStreamReader::HttpHeaders& headers,
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67 const std::string& key)
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68 {
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69 MultipartStreamReader::HttpHeaders::const_iterator it = headers.find(key);
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70 if (it == headers.end())
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71 {
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72 return false;
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73 }
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74 else
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75 {
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76 int64_t value;
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77
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78 try
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79 {
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80 value = boost::lexical_cast<int64_t>(it->second);
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81 }
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82 catch (boost::bad_lexical_cast&)
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83 {
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84 throw OrthancException(ErrorCode_ParameterOutOfRange);
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85 }
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86
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87 if (value < 0)
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88 {
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89 throw OrthancException(ErrorCode_ParameterOutOfRange);
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90 }
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91 else
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92 {
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93 target = static_cast<size_t>(value);
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94 return true;
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95 }
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96 }
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97 }
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98
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99
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100 void MultipartStreamReader::ParseStream()
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101 {
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102 if (handler_ == NULL ||
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103 state_ == State_Done)
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104 {
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105 return;
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106 }
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107
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108 std::string corpus;
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109 buffer_.Flatten(corpus);
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110
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111 StringMatcher::Iterator current = corpus.begin();
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112 StringMatcher::Iterator corpusEnd = corpus.end();
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113
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114 if (state_ == State_UnusedArea)
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115 {
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116 /**
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117 * "Before the first boundary is an area that is ignored by
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118 * MIME-compliant clients. This area is generally used to put
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119 * a message to users of old non-MIME clients."
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120 * https://en.wikipedia.org/wiki/MIME#Multipart_messages
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121 **/
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122
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123 if (boundaryMatcher_.Apply(current, corpusEnd))
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124 {
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125 current = boundaryMatcher_.GetMatchBegin();
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126 state_ = State_Content;
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127 }
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128 else
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129 {
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130 // We have not seen the end of the unused area yet
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131 buffer_.AddChunk(current, corpusEnd);
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132 return;
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
133 }
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
134 }
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
135
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
136 for (;;)
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
137 {
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
138 size_t patternSize = boundaryMatcher_.GetPattern().size();
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
139 size_t remainingSize = std::distance(current, corpusEnd);
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
140 if (remainingSize < patternSize + 2)
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
141 {
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
142 break; // Not enough data available
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
143 }
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
144
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
145 std::string boundary(current, current + patternSize + 2);
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
146 if (boundary == boundaryMatcher_.GetPattern() + "--")
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
147 {
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
148 state_ = State_Done;
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
149 return;
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
150 }
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
151
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
152 if (boundary != boundaryMatcher_.GetPattern() + "\r\n")
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
153 {
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
154 throw OrthancException(ErrorCode_NetworkProtocol,
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
155 "Garbage between two items in a multipart stream");
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
156 }
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
157
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
158 StringMatcher::Iterator start = current + patternSize + 2;
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
159
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
160 if (!headersMatcher_.Apply(start, corpusEnd))
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
161 {
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
162 break; // Not enough data available
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
163 }
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
164
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
165 HttpHeaders headers;
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
166 ParseHeaders(headers, start, headersMatcher_.GetMatchBegin());
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
167
3439
fbcde0d66ed8 fixed wrong warning about uninitialized variable
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3412
diff changeset
168 size_t contentLength = 0;
3398
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
169 if (!LookupHeaderSizeValue(contentLength, headers, "content-length"))
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
170 {
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
171 if (boundaryMatcher_.Apply(headersMatcher_.GetMatchEnd(), corpusEnd))
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
172 {
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
173 size_t d = std::distance(headersMatcher_.GetMatchEnd(), boundaryMatcher_.GetMatchBegin());
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
174 if (d <= 1)
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
175 {
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
176 throw OrthancException(ErrorCode_NetworkProtocol);
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
177 }
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
178 else
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
179 {
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
180 contentLength = d - 2;
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
181 }
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
182 }
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
183 else
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
184 {
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
185 break; // Not enough data available to have a full part
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
186 }
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
187 }
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
188
3412
327bace7e98a trying yet another fix
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3411
diff changeset
189 // Explicit conversion to avoid warning about signed vs. unsigned comparison
327bace7e98a trying yet another fix
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3411
diff changeset
190 std::iterator_traits<StringMatcher::Iterator>::difference_type d = contentLength + 2;
327bace7e98a trying yet another fix
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3411
diff changeset
191 if (d > std::distance(headersMatcher_.GetMatchEnd(), corpusEnd))
3398
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
192 {
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
193 break; // Not enough data available to have a full part
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
194 }
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
195
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
196 const char* p = headersMatcher_.GetPointerEnd() + contentLength;
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
197 if (p[0] != '\r' ||
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
198 p[1] != '\n')
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
199 {
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
200 throw OrthancException(ErrorCode_NetworkProtocol,
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
201 "No endline at the end of a part");
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
202 }
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
203
3399
4e8205871967 OrthancPluginRegisterMultipartRestCallback() is working
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3398
diff changeset
204 handler_->HandlePart(headers, headersMatcher_.GetPointerEnd(), contentLength);
3398
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
205 current = headersMatcher_.GetMatchEnd() + contentLength + 2;
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
206 }
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
207
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
208 if (current != corpusEnd)
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
209 {
4148
732ad6c618ba removing ChunkedBuffer::AddChunkDestructive()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4119
diff changeset
210 buffer_.AddChunk(current, corpusEnd);
3398
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
211 }
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
212 }
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
213
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
214
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
215 MultipartStreamReader::MultipartStreamReader(const std::string& boundary) :
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
216 state_(State_UnusedArea),
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
217 handler_(NULL),
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
218 headersMatcher_("\r\n\r\n"),
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
219 boundaryMatcher_("--" + boundary),
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
220 blockSize_(10 * 1024 * 1024)
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
221 {
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
222 }
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
223
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
224
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
225 void MultipartStreamReader::SetBlockSize(size_t size)
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
226 {
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
227 if (size == 0)
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
228 {
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
229 throw OrthancException(ErrorCode_ParameterOutOfRange);
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
230 }
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
231 else
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
232 {
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
233 blockSize_ = size;
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
234 }
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
235 }
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
236
4298
db3932f9660d abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4297
diff changeset
237 size_t MultipartStreamReader::GetBlockSize() const
db3932f9660d abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4297
diff changeset
238 {
db3932f9660d abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4297
diff changeset
239 return blockSize_;
db3932f9660d abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4297
diff changeset
240 }
db3932f9660d abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4297
diff changeset
241
db3932f9660d abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4297
diff changeset
242 void MultipartStreamReader::SetHandler(MultipartStreamReader::IHandler &handler)
db3932f9660d abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4297
diff changeset
243 {
db3932f9660d abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4297
diff changeset
244 handler_ = &handler;
db3932f9660d abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4297
diff changeset
245 }
db3932f9660d abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4297
diff changeset
246
db3932f9660d abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4297
diff changeset
247
3398
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
248 void MultipartStreamReader::AddChunk(const void* chunk,
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
249 size_t size)
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
250 {
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
251 if (state_ != State_Done &&
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
252 size != 0)
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
253 {
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
254 size_t oldSize = buffer_.GetNumBytes();
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
255
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
256 buffer_.AddChunk(chunk, size);
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
257
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
258 if (oldSize / blockSize_ != buffer_.GetNumBytes() / blockSize_)
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
259 {
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
260 ParseStream();
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
261 }
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
262 }
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
263 }
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
264
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
265
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
266 void MultipartStreamReader::AddChunk(const std::string& chunk)
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
267 {
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
268 if (!chunk.empty())
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
269 {
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
270 AddChunk(chunk.c_str(), chunk.size());
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
271 }
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
272 }
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
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273
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274
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275 void MultipartStreamReader::CloseStream()
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276 {
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277 if (buffer_.GetNumBytes() != 0)
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278 {
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279 ParseStream();
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280 }
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281 }
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282
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283
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284 bool MultipartStreamReader::GetMainContentType(std::string& contentType,
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285 const HttpHeaders& headers)
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286 {
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287 HttpHeaders::const_iterator it = headers.find("content-type");
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288
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289 if (it == headers.end())
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290 {
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291 return false;
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292 }
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293 else
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294 {
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295 contentType = it->second;
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296 return true;
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297 }
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298 }
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299
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300
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301 static void RemoveSurroundingQuotes(std::string& value)
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302 {
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303 if (value.size() >= 2 &&
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parents: 4304
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304 value[0] == '"' &&
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305 value[value.size() - 1] == '"')
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306 {
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307 value = value.substr(1, value.size() - 2);
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308 }
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309 }
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310
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311
3399
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312 bool MultipartStreamReader::ParseMultipartContentType(std::string& contentType,
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313 std::string& subType,
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314 std::string& boundary,
4e8205871967 OrthancPluginRegisterMultipartRestCallback() is working
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315 const std::string& contentTypeHeader)
3398
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316 {
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317 std::vector<std::string> tokens;
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318 Toolbox::TokenizeString(tokens, contentTypeHeader, ';');
3398
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319
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320 if (tokens.empty())
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321 {
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322 return false;
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
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323 }
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
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324
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325 contentType = Toolbox::StripSpaces(tokens[0]);
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326 Toolbox::ToLowerCase(contentType);
3398
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327
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328 if (contentType.empty())
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
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diff changeset
329 {
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330 return false;
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
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331 }
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
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332
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333 bool valid = false;
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334 subType.clear();
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diff changeset
335
4453
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
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diff changeset
336 for (size_t i = 1; i < tokens.size(); i++)
3398
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diff changeset
337 {
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338 std::vector<std::string> items;
4297
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diff changeset
339 Toolbox::TokenizeString(items, tokens[i], '=');
3398
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diff changeset
340
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
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diff changeset
341 if (items.size() == 2)
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
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342 {
4297
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diff changeset
343 if (boost::iequals("boundary", Toolbox::StripSpaces(items[0])))
3398
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344 {
4297
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diff changeset
345 boundary = Toolbox::StripSpaces(items[1]);
4333
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346
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parents: 4304
diff changeset
347 // https://bugs.orthanc-server.com/show_bug.cgi?id=190
a85e74235a78 fix parsing of multipart boundaries, to resolve issue #190 in STOW-RS of DICOMweb plugin
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parents: 4304
diff changeset
348 RemoveSurroundingQuotes(boundary);
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diff changeset
349
3398
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diff changeset
350 valid = !boundary.empty();
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351 }
4297
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diff changeset
352 else if (boost::iequals("type", Toolbox::StripSpaces(items[0])))
3398
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diff changeset
353 {
4297
785a2713323e abi continued
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diff changeset
354 subType = Toolbox::StripSpaces(items[1]);
785a2713323e abi continued
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diff changeset
355 Toolbox::ToLowerCase(subType);
3398
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parents:
diff changeset
356
4476
c1f36fd13730 migrate remaining links to issues in bitbucket to mercurial server
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4453
diff changeset
357 // https://bugs.orthanc-server.com/show_bug.cgi?id=54
3398
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parents:
diff changeset
358 // https://tools.ietf.org/html/rfc7231#section-3.1.1.1
4333
a85e74235a78 fix parsing of multipart boundaries, to resolve issue #190 in STOW-RS of DICOMweb plugin
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parents: 4304
diff changeset
359 RemoveSurroundingQuotes(subType);
3398
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parents:
diff changeset
360 }
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
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parents:
diff changeset
361 }
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
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parents:
diff changeset
362 }
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
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parents:
diff changeset
363
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
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parents:
diff changeset
364 return valid;
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
365 }
4453
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
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parents: 4437
diff changeset
366
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
367
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
368 bool MultipartStreamReader::ParseHeaderArguments(std::string& main,
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
369 std::map<std::string, std::string>& arguments,
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
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parents: 4437
diff changeset
370 const std::string& header)
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
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parents: 4437
diff changeset
371 {
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
372 std::vector<std::string> tokens;
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
373 Toolbox::TokenizeString(tokens, header, ';');
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
374
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
375 if (tokens.empty())
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
376 {
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
377 return false;
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
378 }
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
379
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
380 main = Toolbox::StripSpaces(tokens[0]);
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
381 Toolbox::ToLowerCase(main);
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
382 if (main.empty())
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
383 {
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
384 return false;
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
385 }
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
386
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
387 arguments.clear();
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
388
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
389 for (size_t i = 1; i < tokens.size(); i++)
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
390 {
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
391 std::vector<std::string> items;
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
392 Toolbox::TokenizeString(items, tokens[i], '=');
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
393
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
394 if (items.size() > 2)
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
395 {
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
396 return false;
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
397 }
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
398 else if (!items.empty())
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
399 {
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
400 std::string key = Toolbox::StripSpaces(items[0]);
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
401 Toolbox::ToLowerCase(key);
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
402
4f8e77c650e8 new function MultipartStreamReader::ParseHeaderArguments()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
403 if (arguments.find(key) != arguments.end())
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Sebastien Jodogne <s.jodogne@gmail.com>
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404 {
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405 LOG(ERROR) << "The same argument was provided twice in an HTTP header: \""
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406 << key << "\" in \"" << header << "\"";
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407 return false;
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408 }
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409 else if (!key.empty())
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parents: 4437
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410 {
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411 if (items.size() == 1)
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412 {
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413 arguments[key] = "";
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parents: 4437
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414 }
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415 else
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416 {
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417 assert(items.size() == 2);
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418 std::string value = Toolbox::StripSpaces(items[1]);
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419 RemoveSurroundingQuotes(value);
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420 arguments[key] = value;
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421 }
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422 }
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parents: 4437
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423 }
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424 }
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parents: 4437
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425
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426 return true;
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Sebastien Jodogne <s.jodogne@gmail.com>
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427 }
3398
4acd1431e603 new classes: StringMatcher and MultipartStreamReader
Sebastien Jodogne <s.jodogne@gmail.com>
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428 }