Mercurial > hg > orthanc
annotate OrthancFramework/Sources/HttpServer/FilesystemHttpHandler.cpp @ 5853:4d932683049d get-scu tip
very first implementation of C-Get SCU
| author | Alain Mazy <am@orthanc.team> |
|---|---|
| date | Tue, 29 Oct 2024 17:25:49 +0100 |
| parents | f7adfb22e20e |
| children |
| rev | line source |
|---|---|
| 0 | 1 /** |
| 59 | 2 * Orthanc - A Lightweight, RESTful DICOM Store |
| 1900 | 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) 2017-2023 Osimis S.A., Belgium |
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6 * Copyright (C) 2024-2024 Orthanc Team SRL, Belgium |
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7 * Copyright (C) 2021-2024 Sebastien Jodogne, ICTEAM UCLouvain, Belgium |
| 0 | 8 * |
| 9 * This program is free software: you can redistribute it and/or | |
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10 * modify it under the terms of the GNU Lesser General Public License |
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11 * as published by the Free Software Foundation, either version 3 of |
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12 * the License, or (at your option) any later version. |
| 136 | 13 * |
| 0 | 14 * This program is distributed in the hope that it will be useful, but |
| 15 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
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17 * Lesser General Public License for more details. |
| 0 | 18 * |
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19 * You should have received a copy of the GNU Lesser General Public |
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20 * License along with this program. If not, see |
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21 * <http://www.gnu.org/licenses/>. |
| 0 | 22 **/ |
| 23 | |
| 24 | |
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25 #include "../PrecompiledHeaders.h" |
| 0 | 26 #include "FilesystemHttpHandler.h" |
| 27 | |
| 59 | 28 #include "../OrthancException.h" |
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29 #include "../SystemToolbox.h" |
| 217 | 30 #include "FilesystemHttpSender.h" |
| 0 | 31 |
| 32 #include <boost/filesystem.hpp> | |
| 33 | |
| 34 | |
| 59 | 35 namespace Orthanc |
| 0 | 36 { |
| 37 struct FilesystemHttpHandler::PImpl | |
| 38 { | |
| 39 UriComponents baseUri_; | |
| 40 boost::filesystem::path root_; | |
| 41 }; | |
| 42 | |
| 43 | |
| 44 | |
| 45 static void OutputDirectoryContent(HttpOutput& output, | |
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46 const HttpToolbox::Arguments& headers, |
| 0 | 47 const UriComponents& uri, |
| 48 const boost::filesystem::path& p) | |
| 49 { | |
| 50 namespace fs = boost::filesystem; | |
| 51 | |
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52 std::string s; |
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53 s += "<html>"; |
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54 s += " <body>"; |
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55 s += " <h1>Subdirectories</h1>"; |
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56 s += " <ul>"; |
| 0 | 57 |
| 58 if (uri.size() > 0) | |
| 59 { | |
| 60 std::string h = Toolbox::FlattenUri(uri) + "/.."; | |
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61 s += "<li><a href=\"" + h + "\">..</a></li>"; |
| 0 | 62 } |
| 63 | |
| 64 fs::directory_iterator end; | |
| 65 for (fs::directory_iterator it(p) ; it != end; ++it) | |
| 66 { | |
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67 #if BOOST_HAS_FILESYSTEM_V3 == 1 |
| 0 | 68 std::string f = it->path().filename().string(); |
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69 #else |
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70 std::string f = it->path().filename(); |
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71 #endif |
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72 |
| 0 | 73 std::string h = Toolbox::FlattenUri(uri) + "/" + f; |
| 74 if (fs::is_directory(it->status())) | |
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75 s += "<li><a href=\"" + h + "\">" + f + "</a></li>"; |
| 0 | 76 } |
| 77 | |
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78 s += " </ul>"; |
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79 s += " <h1>Files</h1>"; |
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80 s += " <ul>"; |
| 0 | 81 |
| 82 for (fs::directory_iterator it(p) ; it != end; ++it) | |
| 83 { | |
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84 #if BOOST_HAS_FILESYSTEM_V3 == 1 |
| 0 | 85 std::string f = it->path().filename().string(); |
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86 #else |
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87 std::string f = it->path().filename(); |
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88 #endif |
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89 |
| 0 | 90 std::string h = Toolbox::FlattenUri(uri) + "/" + f; |
| 2140 | 91 if (SystemToolbox::IsRegularFile(it->path().string())) |
| 1911 | 92 { |
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93 s += "<li><a href=\"" + h + "\">" + f + "</a></li>"; |
| 1911 | 94 } |
| 0 | 95 } |
| 96 | |
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97 s += " </ul>"; |
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98 s += " </body>"; |
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99 s += "</html>"; |
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100 |
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101 output.SetContentType(MimeType_Html); |
| 1521 | 102 output.Answer(s); |
| 0 | 103 } |
| 104 | |
| 105 | |
| 106 FilesystemHttpHandler::FilesystemHttpHandler(const std::string& baseUri, | |
| 107 const std::string& root) : pimpl_(new PImpl) | |
| 108 { | |
| 109 Toolbox::SplitUriComponents(pimpl_->baseUri_, baseUri); | |
| 110 pimpl_->root_ = root; | |
| 111 listDirectoryContent_ = false; | |
| 112 | |
| 113 namespace fs = boost::filesystem; | |
| 114 if (!fs::exists(pimpl_->root_) || | |
| 115 !fs::is_directory(pimpl_->root_)) | |
| 116 { | |
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117 throw OrthancException(ErrorCode_DirectoryExpected); |
| 0 | 118 } |
| 119 } | |
| 120 | |
| 121 | |
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122 bool FilesystemHttpHandler::Handle(HttpOutput& output, |
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123 RequestOrigin /*origin*/, |
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124 const char* /*remoteIp*/, |
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125 const char* /*username*/, |
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126 HttpMethod method, |
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127 const UriComponents& uri, |
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128 const HttpToolbox::Arguments& headers, |
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129 const HttpToolbox::GetArguments& arguments, |
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130 const void* /*bodyData*/, |
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131 size_t /*bodySize*/) |
| 0 | 132 { |
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133 if (!Toolbox::IsChildUri(pimpl_->baseUri_, uri)) |
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134 { |
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135 // This URI is not served by this handler |
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136 return false; |
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137 } |
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138 |
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139 if (method != HttpMethod_Get) |
| 0 | 140 { |
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141 output.SendMethodNotAllowed("GET"); |
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142 return true; |
| 0 | 143 } |
| 144 | |
| 145 namespace fs = boost::filesystem; | |
| 146 | |
| 147 fs::path p = pimpl_->root_; | |
| 148 for (size_t i = pimpl_->baseUri_.size(); i < uri.size(); i++) | |
| 149 { | |
| 150 p /= uri[i]; | |
| 151 } | |
| 152 | |
| 2140 | 153 if (SystemToolbox::IsRegularFile(p.string())) |
| 0 | 154 { |
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155 FilesystemHttpSender sender(p); |
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156 sender.SetContentType(SystemToolbox::AutodetectMimeType(p.string())); |
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157 output.Answer(sender); |
| 0 | 158 } |
| 159 else if (listDirectoryContent_ && | |
| 160 fs::exists(p) && | |
| 161 fs::is_directory(p)) | |
| 162 { | |
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163 OutputDirectoryContent(output, headers, uri, p); |
| 0 | 164 } |
| 165 else | |
| 166 { | |
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167 output.SendStatus(HttpStatus_404_NotFound); |
| 0 | 168 } |
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169 |
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170 return true; |
| 0 | 171 } |
| 172 } |