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comparison Framework/Toolbox/OrthancApiClient.h @ 270:2d64f4d39610 am-2

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author am@osimis.io
date Thu, 23 Aug 2018 14:45:04 +0200
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269:0dfa83535cd7 270:2d64f4d39610
1 /**
2 * Stone of Orthanc
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
4 * Department, University Hospital of Liege, Belgium
5 * Copyright (C) 2017-2018 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 Affero General Public License
9 * as published by the Free Software Foundation, either version 3 of
10 * the License, or (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Affero General Public License for more details.
16 *
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
19 **/
20
21
22 #pragma once
23
24 #include <boost/shared_ptr.hpp>
25 #include <json/json.h>
26
27 #include "IWebService.h"
28 #include "../Messages/IObservable.h"
29
30
31 namespace OrthancStone
32 {
33 class OrthancApiClient:
34 public IObservable
35 {
36 protected:
37 class BaseRequest;
38 class GetJsonRequest;
39
40 struct InternalGetJsonResponseReadyMessage;
41 struct InternalGetJsonResponseErrorMessage;
42
43 public:
44 struct GetJsonResponseReadyMessage : public IMessage
45 {
46 Json::Value response_;
47 std::string uri_;
48
49 GetJsonResponseReadyMessage(MessageType messageType,
50 const std::string& uri,
51 const Json::Value& response)
52 : IMessage(messageType),
53 uri_(uri),
54 response_(response)
55 {
56 }
57 };
58
59 public:
60
61 enum Mode
62 {
63 Mode_GetJson
64 };
65
66 protected:
67 IWebService& orthanc_;
68 class WebCallback;
69 boost::shared_ptr<WebCallback> webCallback_; // This is a PImpl pattern
70 std::set<BaseRequest*> requestsInProgress_;
71
72 // int ScheduleGetJsonRequest(const std::string& uri);
73
74 void ReleaseRequest(BaseRequest* request);
75
76 public:
77 OrthancApiClient(MessageBroker& broker,
78 IWebService& orthanc);
79 virtual ~OrthancApiClient() {}
80
81 // schedule a GET request expecting a JSON request.
82 // once the response is ready, it will emit a OrthancApiClient::GetJsonResponseReadyMessage message whose messageType is specified in the call
83 void ScheduleGetJsonRequest(IObserver& responseObserver, const std::string& uri, MessageType messageToEmitWhenResponseReady);
84
85 void ScheduleGetStudyIds(IObserver& responseObserver) {ScheduleGetJsonRequest(responseObserver, "/studies", MessageType_OrthancApi_GetStudyIds_Ready);}
86 void ScheduleGetStudy(IObserver& responseObserver, const std::string& studyId) {ScheduleGetJsonRequest(responseObserver, "/studies/" + studyId, MessageType_OrthancApi_GetStudy_Ready);}
87 void ScheduleGetSeries(IObserver& responseObserver, const std::string& seriesId) {ScheduleGetJsonRequest(responseObserver, "/series/" + seriesId, MessageType_OrthancApi_GetSeries_Ready);}
88
89 };
90 }