Mercurial > hg > orthanc
annotate Core/RestApi/RestApi.cpp @ 689:2d0a347e8cfc
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| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Mon, 03 Feb 2014 16:06:58 +0100 |
| parents | 443cced10836 |
| children | a811bdf8b8eb |
| rev | line source |
|---|---|
| 209 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
| 689 | 3 * Copyright (C) 2012-2014 Medical Physics Department, CHU of Liege, |
| 209 | 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 #include "RestApi.h" | |
| 34 | |
| 249 | 35 #include <stdlib.h> // To define "_exit()" under Windows |
|
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36 #include <glog/logging.h> |
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37 |
| 209 | 38 namespace Orthanc |
| 39 { | |
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40 bool RestApi::Call::ParseJsonRequestInternal(Json::Value& result, |
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41 const char* request) |
| 304 | 42 { |
| 43 result.clear(); | |
| 44 Json::Reader reader; | |
| 45 return reader.parse(request, result); | |
| 46 } | |
| 47 | |
| 48 | |
| 49 bool RestApi::GetCall::ParseJsonRequest(Json::Value& result) const | |
| 50 { | |
| 51 result.clear(); | |
| 52 | |
| 53 for (HttpHandler::Arguments::const_iterator | |
| 659 | 54 it = getArguments_.begin(); it != getArguments_.end(); ++it) |
| 304 | 55 { |
| 335 | 56 result[it->first] = it->second; |
| 304 | 57 } |
| 58 | |
| 59 return true; | |
| 60 } | |
| 61 | |
| 62 | |
| 209 | 63 bool RestApi::IsGetAccepted(const UriComponents& uri) |
| 64 { | |
| 65 for (GetHandlers::const_iterator it = getHandlers_.begin(); | |
| 656 | 66 it != getHandlers_.end(); ++it) |
| 209 | 67 { |
| 68 if (it->first->Match(uri)) | |
| 69 { | |
| 70 return true; | |
| 71 } | |
| 72 } | |
| 73 | |
| 74 return false; | |
| 75 } | |
| 76 | |
| 77 bool RestApi::IsPutAccepted(const UriComponents& uri) | |
| 78 { | |
| 79 for (PutHandlers::const_iterator it = putHandlers_.begin(); | |
| 656 | 80 it != putHandlers_.end(); ++it) |
| 209 | 81 { |
| 82 if (it->first->Match(uri)) | |
| 83 { | |
| 84 return true; | |
| 85 } | |
| 86 } | |
| 87 | |
| 88 return false; | |
| 89 } | |
| 90 | |
| 91 bool RestApi::IsPostAccepted(const UriComponents& uri) | |
| 92 { | |
| 93 for (PostHandlers::const_iterator it = postHandlers_.begin(); | |
| 656 | 94 it != postHandlers_.end(); ++it) |
| 209 | 95 { |
| 96 if (it->first->Match(uri)) | |
| 97 { | |
| 98 return true; | |
| 99 } | |
| 100 } | |
| 101 | |
| 102 return false; | |
| 103 } | |
| 104 | |
| 105 bool RestApi::IsDeleteAccepted(const UriComponents& uri) | |
| 106 { | |
| 107 for (DeleteHandlers::const_iterator it = deleteHandlers_.begin(); | |
| 656 | 108 it != deleteHandlers_.end(); ++it) |
| 209 | 109 { |
| 110 if (it->first->Match(uri)) | |
| 111 { | |
| 112 return true; | |
| 113 } | |
| 114 } | |
| 115 | |
| 116 return false; | |
| 117 } | |
| 118 | |
| 119 static void AddMethod(std::string& target, | |
| 120 const std::string& method) | |
| 121 { | |
| 122 if (target.size() > 0) | |
| 123 target += "," + method; | |
| 124 else | |
| 125 target = method; | |
| 126 } | |
| 127 | |
| 128 std::string RestApi::GetAcceptedMethods(const UriComponents& uri) | |
| 129 { | |
| 130 std::string s; | |
| 131 | |
| 132 if (IsGetAccepted(uri)) | |
| 133 AddMethod(s, "GET"); | |
| 134 | |
| 135 if (IsPutAccepted(uri)) | |
| 136 AddMethod(s, "PUT"); | |
| 137 | |
| 138 if (IsPostAccepted(uri)) | |
| 139 AddMethod(s, "POST"); | |
| 140 | |
| 141 if (IsDeleteAccepted(uri)) | |
| 142 AddMethod(s, "DELETE"); | |
| 143 | |
| 144 return s; | |
| 145 } | |
| 146 | |
| 147 RestApi::~RestApi() | |
| 148 { | |
| 149 for (GetHandlers::iterator it = getHandlers_.begin(); | |
| 656 | 150 it != getHandlers_.end(); ++it) |
| 209 | 151 { |
| 152 delete it->first; | |
| 153 } | |
| 154 | |
| 155 for (PutHandlers::iterator it = putHandlers_.begin(); | |
| 656 | 156 it != putHandlers_.end(); ++it) |
| 209 | 157 { |
| 158 delete it->first; | |
| 159 } | |
| 160 | |
| 161 for (PostHandlers::iterator it = postHandlers_.begin(); | |
| 656 | 162 it != postHandlers_.end(); ++it) |
| 209 | 163 { |
| 164 delete it->first; | |
| 165 } | |
| 166 | |
| 167 for (DeleteHandlers::iterator it = deleteHandlers_.begin(); | |
| 656 | 168 it != deleteHandlers_.end(); ++it) |
| 209 | 169 { |
| 170 delete it->first; | |
| 171 } | |
| 172 } | |
| 173 | |
| 174 bool RestApi::IsServedUri(const UriComponents& uri) | |
| 175 { | |
| 176 return (IsGetAccepted(uri) || | |
| 177 IsPutAccepted(uri) || | |
| 178 IsPostAccepted(uri) || | |
| 179 IsDeleteAccepted(uri)); | |
| 180 } | |
| 181 | |
| 182 void RestApi::Handle(HttpOutput& output, | |
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183 HttpMethod method, |
| 209 | 184 const UriComponents& uri, |
| 185 const Arguments& headers, | |
| 186 const Arguments& getArguments, | |
| 187 const std::string& postData) | |
| 188 { | |
| 189 bool ok = false; | |
| 190 RestApiOutput restOutput(output); | |
| 191 RestApiPath::Components components; | |
| 192 UriComponents trailing; | |
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193 |
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194 if (method == HttpMethod_Get) |
| 209 | 195 { |
| 196 for (GetHandlers::const_iterator it = getHandlers_.begin(); | |
| 656 | 197 it != getHandlers_.end(); ++it) |
| 209 | 198 { |
| 199 if (it->first->Match(components, trailing, uri)) | |
| 200 { | |
| 416 | 201 //LOG(INFO) << "REST GET call on: " << Toolbox::FlattenUri(uri); |
| 209 | 202 ok = true; |
| 659 | 203 GetCall call(restOutput, *this, headers, components, trailing, uri, getArguments); |
| 209 | 204 it->second(call); |
| 205 } | |
| 206 } | |
| 207 } | |
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208 else if (method == HttpMethod_Put) |
| 209 | 209 { |
| 210 for (PutHandlers::const_iterator it = putHandlers_.begin(); | |
| 656 | 211 it != putHandlers_.end(); ++it) |
| 209 | 212 { |
| 213 if (it->first->Match(components, trailing, uri)) | |
| 214 { | |
| 416 | 215 //LOG(INFO) << "REST PUT call on: " << Toolbox::FlattenUri(uri); |
| 209 | 216 ok = true; |
| 659 | 217 PutCall call(restOutput, *this, headers, components, trailing, uri, postData); |
| 209 | 218 it->second(call); |
| 219 } | |
| 220 } | |
| 221 } | |
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222 else if (method == HttpMethod_Post) |
| 209 | 223 { |
| 224 for (PostHandlers::const_iterator it = postHandlers_.begin(); | |
| 656 | 225 it != postHandlers_.end(); ++it) |
| 209 | 226 { |
| 227 if (it->first->Match(components, trailing, uri)) | |
| 228 { | |
| 416 | 229 //LOG(INFO) << "REST POST call on: " << Toolbox::FlattenUri(uri); |
| 209 | 230 ok = true; |
| 659 | 231 PostCall call(restOutput, *this, headers, components, trailing, uri, postData); |
| 209 | 232 it->second(call); |
| 233 } | |
| 234 } | |
| 235 } | |
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236 else if (method == HttpMethod_Delete) |
| 209 | 237 { |
| 238 for (DeleteHandlers::const_iterator it = deleteHandlers_.begin(); | |
| 656 | 239 it != deleteHandlers_.end(); ++it) |
| 209 | 240 { |
| 241 if (it->first->Match(components, trailing, uri)) | |
| 242 { | |
| 416 | 243 //LOG(INFO) << "REST DELETE call on: " << Toolbox::FlattenUri(uri); |
| 209 | 244 ok = true; |
| 659 | 245 DeleteCall call(restOutput, *this, headers, components, trailing, uri); |
| 209 | 246 it->second(call); |
| 247 } | |
| 248 } | |
| 249 } | |
| 250 | |
| 251 if (!ok) | |
| 252 { | |
| 477 | 253 LOG(INFO) << "REST method " << EnumerationToString(method) |
| 416 | 254 << " not allowed on: " << Toolbox::FlattenUri(uri); |
| 209 | 255 output.SendMethodNotAllowedError(GetAcceptedMethods(uri)); |
| 256 } | |
| 257 } | |
| 258 | |
| 259 void RestApi::Register(const std::string& path, | |
| 260 GetHandler handler) | |
| 261 { | |
| 262 getHandlers_.push_back(std::make_pair(new RestApiPath(path), handler)); | |
| 263 } | |
| 264 | |
| 265 void RestApi::Register(const std::string& path, | |
| 266 PutHandler handler) | |
| 267 { | |
| 268 putHandlers_.push_back(std::make_pair(new RestApiPath(path), handler)); | |
| 269 } | |
| 270 | |
| 271 void RestApi::Register(const std::string& path, | |
| 272 PostHandler handler) | |
| 273 { | |
| 274 postHandlers_.push_back(std::make_pair(new RestApiPath(path), handler)); | |
| 275 } | |
| 276 | |
| 277 void RestApi::Register(const std::string& path, | |
| 278 DeleteHandler handler) | |
| 279 { | |
| 280 deleteHandlers_.push_back(std::make_pair(new RestApiPath(path), handler)); | |
| 281 } | |
| 282 } |