Mercurial > hg > orthanc
comparison Core/HttpServer/FilesystemHttpHandler.cpp @ 0:3959d33612cc
initial commit
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Thu, 19 Jul 2012 14:32:22 +0200 |
parents | |
children | 9be852ad33d2 |
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-1:000000000000 | 0:3959d33612cc |
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1 /** | |
2 * Palantir - A Lightweight, RESTful DICOM Store | |
3 * Copyright (C) 2012 Medical Physics Department, CHU of Liege, | |
4 * Belgium | |
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. | |
10 * | |
11 * This program is distributed in the hope that it will be useful, but | |
12 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 * General Public License for more details. | |
15 * | |
16 * You should have received a copy of the GNU General Public License | |
17 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
18 **/ | |
19 | |
20 | |
21 #include "FilesystemHttpHandler.h" | |
22 | |
23 #include "../PalantirException.h" | |
24 | |
25 #include <boost/filesystem.hpp> | |
26 | |
27 | |
28 namespace Palantir | |
29 { | |
30 struct FilesystemHttpHandler::PImpl | |
31 { | |
32 UriComponents baseUri_; | |
33 boost::filesystem::path root_; | |
34 }; | |
35 | |
36 | |
37 | |
38 static void OutputDirectoryContent(HttpOutput& output, | |
39 const UriComponents& uri, | |
40 const boost::filesystem::path& p) | |
41 { | |
42 namespace fs = boost::filesystem; | |
43 | |
44 output.SendOkHeader("text/html"); | |
45 output.SendString("<html>"); | |
46 output.SendString(" <body>"); | |
47 output.SendString(" <h1>Subdirectories</h1>"); | |
48 output.SendString(" <ul>"); | |
49 | |
50 if (uri.size() > 0) | |
51 { | |
52 std::string h = Toolbox::FlattenUri(uri) + "/.."; | |
53 output.SendString("<li><a href=\"" + h + "\">..</a></li>"); | |
54 } | |
55 | |
56 fs::directory_iterator end; | |
57 for (fs::directory_iterator it(p) ; it != end; ++it) | |
58 { | |
59 std::string f = it->path().filename().string(); | |
60 std::string h = Toolbox::FlattenUri(uri) + "/" + f; | |
61 if (fs::is_directory(it->status())) | |
62 output.SendString("<li><a href=\"" + h + "\">" + f + "</a></li>"); | |
63 } | |
64 | |
65 output.SendString(" </ul>"); | |
66 output.SendString(" <h1>Files</h1>"); | |
67 output.SendString(" <ul>"); | |
68 | |
69 for (fs::directory_iterator it(p) ; it != end; ++it) | |
70 { | |
71 std::string f = it->path().filename().string(); | |
72 std::string h = Toolbox::FlattenUri(uri) + "/" + f; | |
73 if (fs::is_regular_file(it->status())) | |
74 output.SendString("<li><a href=\"" + h + "\">" + f + "</a></li>"); | |
75 } | |
76 | |
77 output.SendString(" </ul>"); | |
78 output.SendString(" </body>"); | |
79 output.SendString("</html>"); | |
80 } | |
81 | |
82 | |
83 FilesystemHttpHandler::FilesystemHttpHandler(const std::string& baseUri, | |
84 const std::string& root) : pimpl_(new PImpl) | |
85 { | |
86 Toolbox::SplitUriComponents(pimpl_->baseUri_, baseUri); | |
87 pimpl_->root_ = root; | |
88 listDirectoryContent_ = false; | |
89 | |
90 namespace fs = boost::filesystem; | |
91 if (!fs::exists(pimpl_->root_) || | |
92 !fs::is_directory(pimpl_->root_)) | |
93 { | |
94 throw PalantirException("The path does not point to a directory"); | |
95 } | |
96 } | |
97 | |
98 | |
99 bool FilesystemHttpHandler::IsServedUri(const UriComponents& uri) | |
100 { | |
101 return Toolbox::IsChildUri(pimpl_->baseUri_, uri); | |
102 } | |
103 | |
104 | |
105 void FilesystemHttpHandler::Handle( | |
106 HttpOutput& output, | |
107 const std::string& method, | |
108 const UriComponents& uri, | |
109 const Arguments& headers, | |
110 const Arguments& arguments, | |
111 const std::string&) | |
112 { | |
113 if (method != "GET") | |
114 { | |
115 output.SendMethodNotAllowedError("GET"); | |
116 return; | |
117 } | |
118 | |
119 namespace fs = boost::filesystem; | |
120 | |
121 fs::path p = pimpl_->root_; | |
122 for (size_t i = pimpl_->baseUri_.size(); i < uri.size(); i++) | |
123 { | |
124 p /= uri[i]; | |
125 } | |
126 | |
127 if (fs::exists(p) && fs::is_regular_file(p)) | |
128 { | |
129 output.AnswerFileAutodetectContentType(p.string()); | |
130 } | |
131 else if (listDirectoryContent_ && | |
132 fs::exists(p) && | |
133 fs::is_directory(p)) | |
134 { | |
135 OutputDirectoryContent(output, uri, p); | |
136 } | |
137 else | |
138 { | |
139 output.SendHeader(HttpStatus_404_NotFound); | |
140 } | |
141 } | |
142 } |