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annotate OrthancFramework/Sources/HttpServer/StringHttpOutput.cpp @ 4605:c8f444e8556d

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new function in the plugin SDK: OrthancPluginCallRestApi()
author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 30 Mar 2021 16:34:02 +0200
parents d9473bd5ed43
children 7053502fbf97
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1 /**
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2 * Orthanc - A Lightweight, RESTful DICOM Store
1900
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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 "StringHttpOutput.h"
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25
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26 #include "../OrthancException.h"
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27 #include "../Toolbox.h"
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28
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29 namespace Orthanc
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30 {
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31 StringHttpOutput::StringHttpOutput() :
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32 status_(HttpStatus_404_NotFound),
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33 validBody_(true),
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34 validHeaders_(true)
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35 {
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36 }
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38
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39 void StringHttpOutput::Send(bool isHeader, const void* buffer, size_t length)
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40 {
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41 if (isHeader)
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42 {
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43 if (validHeaders_)
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44 {
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45 headers_.AddChunk(buffer, length);
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46 }
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47 else
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48 {
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49 throw OrthancException(ErrorCode_BadSequenceOfCalls);
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50 }
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51 }
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52 else
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53 {
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54 if (validBody_)
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55 {
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56 body_.AddChunk(buffer, length);
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57 }
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58 else
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59 {
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60 throw OrthancException(ErrorCode_BadSequenceOfCalls);
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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
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66 void StringHttpOutput::GetBody(std::string& output)
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67 {
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68 if (!validBody_)
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69 {
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70 throw OrthancException(ErrorCode_BadSequenceOfCalls);
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71 }
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72 else if (status_ == HttpStatus_200_Ok)
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73 {
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74 body_.Flatten(output);
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75 validBody_ = false;
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76 }
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77 else
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78 {
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79 throw OrthancException(ErrorCode_UnknownResource);
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80 }
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81 }
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82
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83
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84 void StringHttpOutput::GetHeaders(std::map<std::string, std::string>& target,
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85 bool keyToLowerCase)
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86 {
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87 if (!validHeaders_)
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88 {
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89 throw OrthancException(ErrorCode_BadSequenceOfCalls);
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90 }
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91 else
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92 {
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93 std::string s;
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94 headers_.Flatten(s);
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95 validHeaders_ = false;
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96
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97 std::vector<std::string> lines;
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98 Orthanc::Toolbox::TokenizeString(lines, s, '\n');
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99
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100 target.clear();
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101
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102 for (size_t i = 1 /* skip the HTTP status line */; i < lines.size(); i++)
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103 {
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104 size_t colon = lines[i].find(':');
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105 if (colon != std::string::npos)
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106 {
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107 std::string key = lines[i].substr(0, colon);
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108
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109 if (keyToLowerCase)
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110 {
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111 Toolbox::ToLowerCase(key);
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112 }
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113
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114 const std::string value = lines[i].substr(colon + 1);
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115 target[Toolbox::StripSpaces(key)] = Toolbox::StripSpaces(value);
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116 }
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117 }
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118 }
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119 }
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120 }