Mercurial > hg > orthanc
comparison Core/RestApi/RestApi.h @ 209:9960642f0f45
abstraction of RestApi
author | Sebastien Jodogne <s.jodogne@gmail.com> |
---|---|
date | Wed, 28 Nov 2012 17:22:07 +0100 |
parents | |
children | 96b7918a6a18 |
comparison
equal
deleted
inserted
replaced
208:de640de989b8 | 209:9960642f0f45 |
---|---|
1 /** | |
2 * Orthanc - 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 * 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. | |
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 | |
33 #pragma once | |
34 | |
35 #include "../IDynamicObject.h" | |
36 #include "../HttpServer/HttpHandler.h" | |
37 #include "RestApiPath.h" | |
38 #include "RestApiOutput.h" | |
39 | |
40 namespace Orthanc | |
41 { | |
42 class RestApi : public HttpHandler | |
43 { | |
44 private: | |
45 class SharedCall | |
46 { | |
47 friend class RestApi; | |
48 | |
49 private: | |
50 RestApiOutput* output_; | |
51 IDynamicObject* context_; | |
52 const HttpHandler::Arguments* httpHeaders_; | |
53 const RestApiPath::Components* uriComponents_; | |
54 const UriComponents* trailing_; | |
55 | |
56 public: | |
57 RestApiOutput& GetOutput() | |
58 { | |
59 return *output_; | |
60 } | |
61 | |
62 IDynamicObject* GetContext() | |
63 { | |
64 return context_; | |
65 } | |
66 | |
67 const HttpHandler::Arguments& GetHttpHeaders() const | |
68 { | |
69 return *httpHeaders_; | |
70 } | |
71 | |
72 const RestApiPath::Components& GetUriComponents() const | |
73 { | |
74 return *uriComponents_; | |
75 } | |
76 | |
77 const UriComponents& GetTrailing() const | |
78 { | |
79 return *trailing_; | |
80 } | |
81 | |
82 std::string GetUriComponent(const std::string& name, | |
83 const std::string& defaultValue) | |
84 { | |
85 return HttpHandler::GetArgument(*uriComponents_, name, defaultValue); | |
86 } | |
87 }; | |
88 | |
89 | |
90 public: | |
91 class GetCall : public SharedCall | |
92 { | |
93 friend class RestApi; | |
94 | |
95 private: | |
96 const HttpHandler::Arguments* getArguments_; | |
97 | |
98 public: | |
99 std::string GetArgument(const std::string& name, | |
100 const std::string& defaultValue) | |
101 { | |
102 return HttpHandler::GetArgument(*getArguments_, name, defaultValue); | |
103 } | |
104 }; | |
105 | |
106 class PutCall : public SharedCall | |
107 { | |
108 friend class RestApi; | |
109 | |
110 private: | |
111 const std::string* data_; | |
112 | |
113 public: | |
114 const std::string& GetData() | |
115 { | |
116 return *data_; | |
117 } | |
118 }; | |
119 | |
120 class PostCall : public SharedCall | |
121 { | |
122 friend class RestApi; | |
123 | |
124 private: | |
125 const std::string* data_; | |
126 | |
127 public: | |
128 const std::string& GetData() | |
129 { | |
130 return *data_; | |
131 } | |
132 }; | |
133 | |
134 class DeleteCall : public SharedCall | |
135 { | |
136 }; | |
137 | |
138 typedef void (*GetHandler) (GetCall& call); | |
139 | |
140 typedef void (*DeleteHandler) (DeleteCall& call); | |
141 | |
142 typedef void (*PutHandler) (PutCall& call); | |
143 | |
144 typedef void (*PostHandler) (PostCall& call); | |
145 | |
146 private: | |
147 typedef std::list< std::pair<RestApiPath*, GetHandler> > GetHandlers; | |
148 typedef std::list< std::pair<RestApiPath*, PutHandler> > PutHandlers; | |
149 typedef std::list< std::pair<RestApiPath*, PostHandler> > PostHandlers; | |
150 typedef std::list< std::pair<RestApiPath*, DeleteHandler> > DeleteHandlers; | |
151 | |
152 // CAUTION: PLEASE INTRODUCE MUTEX BETWEEN CONTEXTS !!! | |
153 std::auto_ptr<IDynamicObject> context_; | |
154 | |
155 GetHandlers getHandlers_; | |
156 PutHandlers putHandlers_; | |
157 PostHandlers postHandlers_; | |
158 DeleteHandlers deleteHandlers_; | |
159 | |
160 bool IsGetAccepted(const UriComponents& uri); | |
161 bool IsPutAccepted(const UriComponents& uri); | |
162 bool IsPostAccepted(const UriComponents& uri); | |
163 bool IsDeleteAccepted(const UriComponents& uri); | |
164 | |
165 std::string GetAcceptedMethods(const UriComponents& uri); | |
166 | |
167 public: | |
168 RestApi() | |
169 { | |
170 } | |
171 | |
172 void SetContext(IDynamicObject* context) // This takes the ownership | |
173 { | |
174 context_.reset(context); | |
175 } | |
176 | |
177 ~RestApi(); | |
178 | |
179 virtual bool IsServedUri(const UriComponents& uri); | |
180 | |
181 virtual void Handle(HttpOutput& output, | |
182 const std::string& method, | |
183 const UriComponents& uri, | |
184 const Arguments& headers, | |
185 const Arguments& getArguments, | |
186 const std::string& postData); | |
187 | |
188 void Register(const std::string& path, | |
189 GetHandler handler); | |
190 | |
191 void Register(const std::string& path, | |
192 PutHandler handler); | |
193 | |
194 void Register(const std::string& path, | |
195 PostHandler handler); | |
196 | |
197 void Register(const std::string& path, | |
198 DeleteHandler handler); | |
199 }; | |
200 } |