Mercurial > hg > orthanc
annotate Core/HttpServer/FilesystemHttpHandler.cpp @ 2143:fd5875662670
creation of namespace SystemToolbox
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Wed, 09 Nov 2016 16:54:23 +0100 |
| parents | aa4b8895cd23 |
| children | a3a65de1840f |
| 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 |
| 0 | 5 * |
| 6 * This program is free software: you can redistribute it and/or | |
| 7 * modify it under the terms of the GNU General Public License as | |
| 8 * published by the Free Software Foundation, either version 3 of the | |
| 9 * License, or (at your option) any later version. | |
| 136 | 10 * |
| 11 * In addition, as a special exception, the copyright holders of this | |
| 12 * program give permission to link the code of its release with the | |
| 13 * OpenSSL project's "OpenSSL" library (or with modified versions of it | |
| 14 * that use the same license as the "OpenSSL" library), and distribute | |
| 15 * the linked executables. You must obey the GNU General Public License | |
| 16 * in all respects for all of the code used other than "OpenSSL". If you | |
| 17 * modify file(s) with this exception, you may extend this exception to | |
| 18 * your version of the file(s), but you are not obligated to do so. If | |
| 19 * you do not wish to do so, delete this exception statement from your | |
| 20 * version. If you delete this exception statement from all source files | |
| 21 * in the program, then also delete it here. | |
| 0 | 22 * |
| 23 * This program is distributed in the hope that it will be useful, but | |
| 24 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 26 * General Public License for more details. | |
| 27 * | |
| 28 * You should have received a copy of the GNU General Public License | |
| 29 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 30 **/ | |
| 31 | |
| 32 | |
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33 #include "../PrecompiledHeaders.h" |
| 0 | 34 #include "FilesystemHttpHandler.h" |
| 35 | |
| 59 | 36 #include "../OrthancException.h" |
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37 #include "../SystemToolbox.h" |
| 217 | 38 #include "FilesystemHttpSender.h" |
| 0 | 39 |
| 40 #include <boost/filesystem.hpp> | |
| 41 | |
| 42 | |
| 59 | 43 namespace Orthanc |
| 0 | 44 { |
| 45 struct FilesystemHttpHandler::PImpl | |
| 46 { | |
| 47 UriComponents baseUri_; | |
| 48 boost::filesystem::path root_; | |
| 49 }; | |
| 50 | |
| 51 | |
| 52 | |
| 53 static void OutputDirectoryContent(HttpOutput& output, | |
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54 const IHttpHandler::Arguments& headers, |
| 0 | 55 const UriComponents& uri, |
| 56 const boost::filesystem::path& p) | |
| 57 { | |
| 58 namespace fs = boost::filesystem; | |
| 59 | |
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60 std::string s; |
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61 s += "<html>"; |
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62 s += " <body>"; |
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63 s += " <h1>Subdirectories</h1>"; |
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64 s += " <ul>"; |
| 0 | 65 |
| 66 if (uri.size() > 0) | |
| 67 { | |
| 68 std::string h = Toolbox::FlattenUri(uri) + "/.."; | |
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69 s += "<li><a href=\"" + h + "\">..</a></li>"; |
| 0 | 70 } |
| 71 | |
| 72 fs::directory_iterator end; | |
| 73 for (fs::directory_iterator it(p) ; it != end; ++it) | |
| 74 { | |
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75 #if BOOST_HAS_FILESYSTEM_V3 == 1 |
| 0 | 76 std::string f = it->path().filename().string(); |
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77 #else |
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78 std::string f = it->path().filename(); |
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79 #endif |
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80 |
| 0 | 81 std::string h = Toolbox::FlattenUri(uri) + "/" + f; |
| 82 if (fs::is_directory(it->status())) | |
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83 s += "<li><a href=\"" + h + "\">" + f + "</a></li>"; |
| 0 | 84 } |
| 85 | |
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86 s += " </ul>"; |
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87 s += " <h1>Files</h1>"; |
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88 s += " <ul>"; |
| 0 | 89 |
| 90 for (fs::directory_iterator it(p) ; it != end; ++it) | |
| 91 { | |
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92 #if BOOST_HAS_FILESYSTEM_V3 == 1 |
| 0 | 93 std::string f = it->path().filename().string(); |
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94 #else |
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95 std::string f = it->path().filename(); |
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96 #endif |
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97 |
| 0 | 98 std::string h = Toolbox::FlattenUri(uri) + "/" + f; |
| 2140 | 99 if (SystemToolbox::IsRegularFile(it->path().string())) |
| 1911 | 100 { |
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101 s += "<li><a href=\"" + h + "\">" + f + "</a></li>"; |
| 1911 | 102 } |
| 0 | 103 } |
| 104 | |
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105 s += " </ul>"; |
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106 s += " </body>"; |
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107 s += "</html>"; |
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108 |
| 1517 | 109 output.SetContentType("text/html"); |
| 1521 | 110 output.Answer(s); |
| 0 | 111 } |
| 112 | |
| 113 | |
| 114 FilesystemHttpHandler::FilesystemHttpHandler(const std::string& baseUri, | |
| 115 const std::string& root) : pimpl_(new PImpl) | |
| 116 { | |
| 117 Toolbox::SplitUriComponents(pimpl_->baseUri_, baseUri); | |
| 118 pimpl_->root_ = root; | |
| 119 listDirectoryContent_ = false; | |
| 120 | |
| 121 namespace fs = boost::filesystem; | |
| 122 if (!fs::exists(pimpl_->root_) || | |
| 123 !fs::is_directory(pimpl_->root_)) | |
| 124 { | |
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125 throw OrthancException(ErrorCode_DirectoryExpected); |
| 0 | 126 } |
| 127 } | |
| 128 | |
| 129 | |
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130 bool FilesystemHttpHandler::Handle( |
| 0 | 131 HttpOutput& output, |
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132 RequestOrigin /*origin*/, |
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133 const char* /*remoteIp*/, |
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134 const char* /*username*/, |
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135 HttpMethod method, |
| 0 | 136 const UriComponents& uri, |
| 137 const Arguments& headers, | |
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138 const GetArguments& arguments, |
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139 const char* /*bodyData*/, |
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140 size_t /*bodySize*/) |
| 0 | 141 { |
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142 if (!Toolbox::IsChildUri(pimpl_->baseUri_, uri)) |
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143 { |
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144 // This URI is not served by this handler |
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145 return false; |
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146 } |
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147 |
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148 if (method != HttpMethod_Get) |
| 0 | 149 { |
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150 output.SendMethodNotAllowed("GET"); |
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151 return true; |
| 0 | 152 } |
| 153 | |
| 154 namespace fs = boost::filesystem; | |
| 155 | |
| 156 fs::path p = pimpl_->root_; | |
| 157 for (size_t i = pimpl_->baseUri_.size(); i < uri.size(); i++) | |
| 158 { | |
| 159 p /= uri[i]; | |
| 160 } | |
| 161 | |
| 2140 | 162 if (SystemToolbox::IsRegularFile(p.string())) |
| 0 | 163 { |
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164 FilesystemHttpSender sender(p); |
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165 output.Answer(sender); // TODO COMPRESSION |
| 0 | 166 } |
| 167 else if (listDirectoryContent_ && | |
| 168 fs::exists(p) && | |
| 169 fs::is_directory(p)) | |
| 170 { | |
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171 OutputDirectoryContent(output, headers, uri, p); |
| 0 | 172 } |
| 173 else | |
| 174 { | |
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175 output.SendStatus(HttpStatus_404_NotFound); |
| 0 | 176 } |
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177 |
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178 return true; |
| 0 | 179 } |
| 180 } |