Mercurial > hg > orthanc-stl
comparison Sources/Plugin.cpp @ 0:4e889a8e8be2
initial commit of the viewer plugin
author | Sebastien Jodogne <s.jodogne@gmail.com> |
---|---|
date | Tue, 04 Jul 2023 19:15:27 +0200 |
parents | |
children | 0f03a8a0bd6f |
comparison
equal
deleted
inserted
replaced
-1:000000000000 | 0:4e889a8e8be2 |
---|---|
1 /** | |
2 * SPDX-FileCopyrightText: 2023 Sebastien Jodogne, UCLouvain, Belgium | |
3 * SPDX-License-Identifier: GPL-3.0-or-later | |
4 */ | |
5 | |
6 /** | |
7 * STL plugin for Orthanc | |
8 * Copyright (C) 2023 Sebastien Jodogne, UCLouvain, Belgium | |
9 * | |
10 * This program is free software: you can redistribute it and/or | |
11 * modify it under the terms of the GNU General Public License as | |
12 * published by the Free Software Foundation, either version 3 of the | |
13 * License, or (at your option) any later version. | |
14 * | |
15 * This program is distributed in the hope that it will be useful, but | |
16 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
18 * General Public License for more details. | |
19 * | |
20 * You should have received a copy of the GNU General Public License | |
21 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
22 **/ | |
23 | |
24 | |
25 #include "../Resources/Orthanc/Plugins/OrthancPluginCppWrapper.h" | |
26 | |
27 #include <Logging.h> | |
28 #include <SystemToolbox.h> | |
29 | |
30 #include <EmbeddedResources.h> | |
31 | |
32 #include <boost/thread/shared_mutex.hpp> | |
33 | |
34 // Forward declaration | |
35 void ReadStaticAsset(std::string& target, | |
36 const std::string& path); | |
37 | |
38 | |
39 /** | |
40 * As the Three.js static assets are gzipped by the | |
41 * "EmbedStaticAssets.py" script, we use a cache to maintain the | |
42 * uncompressed assets in order to avoid multiple gzip decodings. | |
43 **/ | |
44 class ResourcesCache : public boost::noncopyable | |
45 { | |
46 private: | |
47 typedef std::map<std::string, std::string*> Content; | |
48 | |
49 boost::shared_mutex mutex_; | |
50 Content content_; | |
51 | |
52 public: | |
53 ~ResourcesCache() | |
54 { | |
55 for (Content::iterator it = content_.begin(); it != content_.end(); ++it) | |
56 { | |
57 assert(it->second != NULL); | |
58 delete it->second; | |
59 } | |
60 } | |
61 | |
62 void Answer(OrthancPluginRestOutput* output, | |
63 const std::string& path) | |
64 { | |
65 const std::string mime = Orthanc::EnumerationToString(Orthanc::SystemToolbox::AutodetectMimeType(path)); | |
66 | |
67 { | |
68 // Check whether the cache already contains the resource | |
69 boost::shared_lock<boost::shared_mutex> lock(mutex_); | |
70 | |
71 Content::const_iterator found = content_.find(path); | |
72 | |
73 if (found != content_.end()) | |
74 { | |
75 assert(found->second != NULL); | |
76 OrthancPluginAnswerBuffer(OrthancPlugins::GetGlobalContext(), output, found->second->c_str(), found->second->size(), mime.c_str()); | |
77 return; | |
78 } | |
79 } | |
80 | |
81 // This resource has not been cached yet | |
82 | |
83 std::unique_ptr<std::string> item(new std::string); | |
84 ReadStaticAsset(*item, path); | |
85 OrthancPluginAnswerBuffer(OrthancPlugins::GetGlobalContext(), output, item->c_str(), item->size(), mime.c_str()); | |
86 | |
87 { | |
88 // Store the resource into the cache | |
89 boost::unique_lock<boost::shared_mutex> lock(mutex_); | |
90 | |
91 if (content_.find(path) == content_.end()) | |
92 { | |
93 content_[path] = item.release(); | |
94 } | |
95 } | |
96 } | |
97 }; | |
98 | |
99 | |
100 static ResourcesCache cache_; | |
101 static bool hasCreateDicomStl_; | |
102 | |
103 void ServeFile(OrthancPluginRestOutput* output, | |
104 const char* url, | |
105 const OrthancPluginHttpRequest* request) | |
106 { | |
107 std::string file = request->groups[0]; | |
108 | |
109 if (file == "viewer.html") | |
110 { | |
111 std::string s; | |
112 Orthanc::EmbeddedResources::GetFileResource(s, Orthanc::EmbeddedResources::VIEWER_HTML); | |
113 OrthancPluginAnswerBuffer(OrthancPlugins::GetGlobalContext(), output, s.c_str(), s.size(), Orthanc::EnumerationToString(Orthanc::MimeType_Html)); | |
114 } | |
115 else if (file == "viewer.js") | |
116 { | |
117 std::string s; | |
118 Orthanc::EmbeddedResources::GetFileResource(s, Orthanc::EmbeddedResources::VIEWER_JS); | |
119 OrthancPluginAnswerBuffer(OrthancPlugins::GetGlobalContext(), output, s.c_str(), s.size(), Orthanc::EnumerationToString(Orthanc::MimeType_JavaScript)); | |
120 } | |
121 else | |
122 { | |
123 cache_.Answer(output, file); | |
124 } | |
125 } | |
126 | |
127 | |
128 extern "C" | |
129 { | |
130 ORTHANC_PLUGINS_API int32_t OrthancPluginInitialize(OrthancPluginContext* context) | |
131 { | |
132 OrthancPlugins::SetGlobalContext(context); | |
133 | |
134 /* Check the version of the Orthanc core */ | |
135 if (OrthancPluginCheckVersion(OrthancPlugins::GetGlobalContext()) == 0) | |
136 { | |
137 char info[1024]; | |
138 sprintf(info, "Your version of Orthanc (%s) must be above %d.%d.%d to run this plugin", | |
139 OrthancPlugins::GetGlobalContext()->orthancVersion, | |
140 ORTHANC_PLUGINS_MINIMAL_MAJOR_NUMBER, | |
141 ORTHANC_PLUGINS_MINIMAL_MINOR_NUMBER, | |
142 ORTHANC_PLUGINS_MINIMAL_REVISION_NUMBER); | |
143 OrthancPluginLogError(OrthancPlugins::GetGlobalContext(), info); | |
144 return -1; | |
145 } | |
146 | |
147 #if ORTHANC_FRAMEWORK_VERSION_IS_ABOVE(1, 7, 2) | |
148 Orthanc::Logging::InitializePluginContext(context); | |
149 #else | |
150 Orthanc::Logging::Initialize(context); | |
151 #endif | |
152 | |
153 hasCreateDicomStl_ = OrthancPlugins::CheckMinimalOrthancVersion(1, 12, 1); | |
154 | |
155 if (!hasCreateDicomStl_) | |
156 { | |
157 LOG(WARNING) << "Your version of Orthanc (" << std::string(context->orthancVersion) | |
158 << ") is insufficient to create DICOM STL, it should be above 1.12.1"; | |
159 } | |
160 | |
161 OrthancPluginSetDescription(context, "STL plugin for Orthanc."); | |
162 | |
163 OrthancPlugins::RegisterRestCallback<ServeFile>("/stl/(.*)", true); | |
164 | |
165 // Extend the default Orthanc Explorer with custom JavaScript for STL | |
166 std::string explorer; | |
167 Orthanc::EmbeddedResources::GetFileResource(explorer, Orthanc::EmbeddedResources::ORTHANC_EXPLORER); | |
168 OrthancPluginExtendOrthancExplorer(OrthancPlugins::GetGlobalContext(), explorer.c_str()); | |
169 | |
170 return 0; | |
171 } | |
172 | |
173 | |
174 ORTHANC_PLUGINS_API void OrthancPluginFinalize() | |
175 { | |
176 } | |
177 | |
178 | |
179 ORTHANC_PLUGINS_API const char* OrthancPluginGetName() | |
180 { | |
181 return "stl"; | |
182 } | |
183 | |
184 | |
185 ORTHANC_PLUGINS_API const char* OrthancPluginGetVersion() | |
186 { | |
187 return ORTHANC_STL_VERSION; | |
188 } | |
189 } |