Mercurial > hg > orthanc
comparison OrthancFramework/Sources/HttpServer/FilesystemHttpHandler.cpp @ 4044:d25f4c0fa160 framework
splitting code into OrthancFramework and OrthancServer
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Wed, 10 Jun 2020 20:30:34 +0200 |
parents | Core/HttpServer/FilesystemHttpHandler.cpp@94f4a18a79cc |
children | bf7b9edf6b81 |
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4043:6c6239aec462 | 4044:d25f4c0fa160 |
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1 /** | |
2 * Orthanc - A Lightweight, RESTful DICOM Store | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
5 * Copyright (C) 2017-2020 Osimis S.A., Belgium | |
6 * | |
7 * This program is free software: you can redistribute it and/or | |
8 * modify it under the terms of the GNU General Public License as | |
9 * published by the Free Software Foundation, either version 3 of the | |
10 * License, or (at your option) any later version. | |
11 * | |
12 * In addition, as a special exception, the copyright holders of this | |
13 * program give permission to link the code of its release with the | |
14 * OpenSSL project's "OpenSSL" library (or with modified versions of it | |
15 * that use the same license as the "OpenSSL" library), and distribute | |
16 * the linked executables. You must obey the GNU General Public License | |
17 * in all respects for all of the code used other than "OpenSSL". If you | |
18 * modify file(s) with this exception, you may extend this exception to | |
19 * your version of the file(s), but you are not obligated to do so. If | |
20 * you do not wish to do so, delete this exception statement from your | |
21 * version. If you delete this exception statement from all source files | |
22 * in the program, then also delete it here. | |
23 * | |
24 * This program is distributed in the hope that it will be useful, but | |
25 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
27 * General Public License for more details. | |
28 * | |
29 * You should have received a copy of the GNU General Public License | |
30 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
31 **/ | |
32 | |
33 | |
34 #include "../PrecompiledHeaders.h" | |
35 #include "FilesystemHttpHandler.h" | |
36 | |
37 #include "../OrthancException.h" | |
38 #include "../SystemToolbox.h" | |
39 #include "FilesystemHttpSender.h" | |
40 | |
41 #include <boost/filesystem.hpp> | |
42 | |
43 | |
44 namespace Orthanc | |
45 { | |
46 struct FilesystemHttpHandler::PImpl | |
47 { | |
48 UriComponents baseUri_; | |
49 boost::filesystem::path root_; | |
50 }; | |
51 | |
52 | |
53 | |
54 static void OutputDirectoryContent(HttpOutput& output, | |
55 const IHttpHandler::Arguments& headers, | |
56 const UriComponents& uri, | |
57 const boost::filesystem::path& p) | |
58 { | |
59 namespace fs = boost::filesystem; | |
60 | |
61 std::string s; | |
62 s += "<html>"; | |
63 s += " <body>"; | |
64 s += " <h1>Subdirectories</h1>"; | |
65 s += " <ul>"; | |
66 | |
67 if (uri.size() > 0) | |
68 { | |
69 std::string h = Toolbox::FlattenUri(uri) + "/.."; | |
70 s += "<li><a href=\"" + h + "\">..</a></li>"; | |
71 } | |
72 | |
73 fs::directory_iterator end; | |
74 for (fs::directory_iterator it(p) ; it != end; ++it) | |
75 { | |
76 #if BOOST_HAS_FILESYSTEM_V3 == 1 | |
77 std::string f = it->path().filename().string(); | |
78 #else | |
79 std::string f = it->path().filename(); | |
80 #endif | |
81 | |
82 std::string h = Toolbox::FlattenUri(uri) + "/" + f; | |
83 if (fs::is_directory(it->status())) | |
84 s += "<li><a href=\"" + h + "\">" + f + "</a></li>"; | |
85 } | |
86 | |
87 s += " </ul>"; | |
88 s += " <h1>Files</h1>"; | |
89 s += " <ul>"; | |
90 | |
91 for (fs::directory_iterator it(p) ; it != end; ++it) | |
92 { | |
93 #if BOOST_HAS_FILESYSTEM_V3 == 1 | |
94 std::string f = it->path().filename().string(); | |
95 #else | |
96 std::string f = it->path().filename(); | |
97 #endif | |
98 | |
99 std::string h = Toolbox::FlattenUri(uri) + "/" + f; | |
100 if (SystemToolbox::IsRegularFile(it->path().string())) | |
101 { | |
102 s += "<li><a href=\"" + h + "\">" + f + "</a></li>"; | |
103 } | |
104 } | |
105 | |
106 s += " </ul>"; | |
107 s += " </body>"; | |
108 s += "</html>"; | |
109 | |
110 output.SetContentType(MimeType_Html); | |
111 output.Answer(s); | |
112 } | |
113 | |
114 | |
115 FilesystemHttpHandler::FilesystemHttpHandler(const std::string& baseUri, | |
116 const std::string& root) : pimpl_(new PImpl) | |
117 { | |
118 Toolbox::SplitUriComponents(pimpl_->baseUri_, baseUri); | |
119 pimpl_->root_ = root; | |
120 listDirectoryContent_ = false; | |
121 | |
122 namespace fs = boost::filesystem; | |
123 if (!fs::exists(pimpl_->root_) || | |
124 !fs::is_directory(pimpl_->root_)) | |
125 { | |
126 throw OrthancException(ErrorCode_DirectoryExpected); | |
127 } | |
128 } | |
129 | |
130 | |
131 bool FilesystemHttpHandler::Handle( | |
132 HttpOutput& output, | |
133 RequestOrigin /*origin*/, | |
134 const char* /*remoteIp*/, | |
135 const char* /*username*/, | |
136 HttpMethod method, | |
137 const UriComponents& uri, | |
138 const Arguments& headers, | |
139 const GetArguments& arguments, | |
140 const void* /*bodyData*/, | |
141 size_t /*bodySize*/) | |
142 { | |
143 if (!Toolbox::IsChildUri(pimpl_->baseUri_, uri)) | |
144 { | |
145 // This URI is not served by this handler | |
146 return false; | |
147 } | |
148 | |
149 if (method != HttpMethod_Get) | |
150 { | |
151 output.SendMethodNotAllowed("GET"); | |
152 return true; | |
153 } | |
154 | |
155 namespace fs = boost::filesystem; | |
156 | |
157 fs::path p = pimpl_->root_; | |
158 for (size_t i = pimpl_->baseUri_.size(); i < uri.size(); i++) | |
159 { | |
160 p /= uri[i]; | |
161 } | |
162 | |
163 if (SystemToolbox::IsRegularFile(p.string())) | |
164 { | |
165 FilesystemHttpSender sender(p); | |
166 sender.SetContentType(SystemToolbox::AutodetectMimeType(p.string())); | |
167 output.Answer(sender); // TODO COMPRESSION | |
168 } | |
169 else if (listDirectoryContent_ && | |
170 fs::exists(p) && | |
171 fs::is_directory(p)) | |
172 { | |
173 OutputDirectoryContent(output, headers, uri, p); | |
174 } | |
175 else | |
176 { | |
177 output.SendStatus(HttpStatus_404_NotFound); | |
178 } | |
179 | |
180 return true; | |
181 } | |
182 } |