Mercurial > hg > orthanc-stone
comparison Deprecated/Platforms/Wasm/WasmWebService.cpp @ 1400:419d0320c344
moved Platforms into Deprecated
author | Alain Mazy <alain@mazy.be> |
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date | Wed, 29 Apr 2020 20:45:14 +0200 |
parents | Platforms/Wasm/WasmWebService.cpp@8a0a62189f46 |
children | 828a9b4ee1b7 |
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1399:ff8d2e46ac63 | 1400:419d0320c344 |
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1 #include "WasmWebService.h" | |
2 #include "json/value.h" | |
3 #include "json/writer.h" | |
4 #include <emscripten/emscripten.h> | |
5 #include <boost/shared_ptr.hpp> | |
6 | |
7 struct CachedSuccessNotification | |
8 { | |
9 boost::shared_ptr<Deprecated::BaseWebService::CachedHttpRequestSuccessMessage> cachedMessage; | |
10 std::unique_ptr<Orthanc::IDynamicObject> payload; | |
11 OrthancStone::MessageHandler<Deprecated::IWebService::HttpRequestSuccessMessage>* successCallback; | |
12 }; | |
13 | |
14 | |
15 #ifdef __cplusplus | |
16 extern "C" { | |
17 #endif | |
18 | |
19 extern void WasmWebService_GetAsync(void* callableSuccess, | |
20 void* callableFailure, | |
21 const char* uri, | |
22 const char* headersInJsonString, | |
23 void* payload, | |
24 unsigned int timeoutInSeconds); | |
25 | |
26 extern void WasmWebService_ScheduleLaterCachedSuccessNotification(void* brol); | |
27 | |
28 extern void WasmWebService_PostAsync(void* callableSuccess, | |
29 void* callableFailure, | |
30 const char* uri, | |
31 const char* headersInJsonString, | |
32 const void* body, | |
33 size_t bodySize, | |
34 void* payload, | |
35 unsigned int timeoutInSeconds); | |
36 | |
37 extern void WasmWebService_DeleteAsync(void* callableSuccess, | |
38 void* callableFailure, | |
39 const char* uri, | |
40 const char* headersInJsonString, | |
41 void* payload, | |
42 unsigned int timeoutInSeconds); | |
43 | |
44 void EMSCRIPTEN_KEEPALIVE WasmWebService_NotifyError(void* failureCallable, | |
45 const char* uri, | |
46 unsigned int httpStatus, | |
47 void* payload) | |
48 { | |
49 if (failureCallable != NULL) | |
50 { | |
51 reinterpret_cast<OrthancStone::MessageHandler<Deprecated::IWebService::HttpRequestErrorMessage>*>(failureCallable)-> | |
52 Apply(Deprecated::IWebService::HttpRequestErrorMessage(uri, static_cast<Orthanc::HttpStatus>(httpStatus), reinterpret_cast<Orthanc::IDynamicObject*>(payload))); | |
53 } | |
54 } | |
55 | |
56 void EMSCRIPTEN_KEEPALIVE WasmWebService_NotifyCachedSuccess(void* notification_) | |
57 { | |
58 // notification has been allocated in C++ and passed to JS. It must be deleted by this method | |
59 std::unique_ptr<CachedSuccessNotification> notification(reinterpret_cast<CachedSuccessNotification*>(notification_)); | |
60 | |
61 notification->successCallback->Apply(Deprecated::IWebService::HttpRequestSuccessMessage( | |
62 notification->cachedMessage->GetUri(), | |
63 notification->cachedMessage->GetAnswer(), | |
64 notification->cachedMessage->GetAnswerSize(), | |
65 notification->cachedMessage->GetAnswerHttpHeaders(), | |
66 notification->payload.get() | |
67 )); | |
68 } | |
69 | |
70 void EMSCRIPTEN_KEEPALIVE WasmWebService_NotifySuccess(void* successCallable, | |
71 const char* uri, | |
72 const void* body, | |
73 size_t bodySize, | |
74 const char* answerHeaders, | |
75 void* payload) | |
76 { | |
77 if (successCallable != NULL) | |
78 { | |
79 Deprecated::IWebService::HttpHeaders headers; | |
80 | |
81 // TODO - Parse "answerHeaders" | |
82 //printf("TODO: parse headers [%s]\n", answerHeaders); | |
83 | |
84 reinterpret_cast<OrthancStone::MessageHandler<Deprecated::IWebService::HttpRequestSuccessMessage>*>(successCallable)-> | |
85 Apply(Deprecated::IWebService::HttpRequestSuccessMessage(uri, body, bodySize, headers, | |
86 reinterpret_cast<Orthanc::IDynamicObject*>(payload))); | |
87 } | |
88 } | |
89 | |
90 #ifdef __cplusplus | |
91 } | |
92 #endif | |
93 | |
94 | |
95 | |
96 namespace Deprecated | |
97 { | |
98 OrthancStone::MessageBroker* WasmWebService::broker_ = NULL; | |
99 | |
100 void ToJsonString(std::string& output, const IWebService::HttpHeaders& headers) | |
101 { | |
102 Json::Value jsonHeaders; | |
103 for (IWebService::HttpHeaders::const_iterator it = headers.begin(); it != headers.end(); it++ ) | |
104 { | |
105 jsonHeaders[it->first] = it->second; | |
106 } | |
107 | |
108 Json::StreamWriterBuilder builder; | |
109 std::unique_ptr<Json::StreamWriter> writer(builder.newStreamWriter()); | |
110 std::ostringstream outputStr; | |
111 | |
112 writer->write(jsonHeaders, &outputStr); | |
113 output = outputStr.str(); | |
114 } | |
115 | |
116 void WasmWebService::PostAsync(const std::string& relativeUri, | |
117 const HttpHeaders& headers, | |
118 const std::string& body, | |
119 Orthanc::IDynamicObject* payload, | |
120 OrthancStone::MessageHandler<IWebService::HttpRequestSuccessMessage>* successCallable, | |
121 OrthancStone::MessageHandler<IWebService::HttpRequestErrorMessage>* failureCallable, | |
122 unsigned int timeoutInSeconds) | |
123 { | |
124 std::string headersInJsonString; | |
125 ToJsonString(headersInJsonString, headers); | |
126 WasmWebService_PostAsync(successCallable, failureCallable, relativeUri.c_str(), headersInJsonString.c_str(), | |
127 body.c_str(), body.size(), payload, timeoutInSeconds); | |
128 } | |
129 | |
130 void WasmWebService::DeleteAsync(const std::string& relativeUri, | |
131 const HttpHeaders& headers, | |
132 Orthanc::IDynamicObject* payload, | |
133 OrthancStone::MessageHandler<IWebService::HttpRequestSuccessMessage>* successCallable, | |
134 OrthancStone::MessageHandler<IWebService::HttpRequestErrorMessage>* failureCallable, | |
135 unsigned int timeoutInSeconds) | |
136 { | |
137 std::string headersInJsonString; | |
138 ToJsonString(headersInJsonString, headers); | |
139 WasmWebService_DeleteAsync(successCallable, failureCallable, relativeUri.c_str(), headersInJsonString.c_str(), | |
140 payload, timeoutInSeconds); | |
141 } | |
142 | |
143 void WasmWebService::GetAsyncInternal(const std::string &relativeUri, | |
144 const HttpHeaders &headers, | |
145 Orthanc::IDynamicObject *payload, | |
146 OrthancStone::MessageHandler<IWebService::HttpRequestSuccessMessage> *successCallable, | |
147 OrthancStone::MessageHandler<IWebService::HttpRequestErrorMessage> *failureCallable, | |
148 unsigned int timeoutInSeconds) | |
149 { | |
150 std::string headersInJsonString; | |
151 ToJsonString(headersInJsonString, headers); | |
152 WasmWebService_GetAsync(successCallable, failureCallable, relativeUri.c_str(), | |
153 headersInJsonString.c_str(), payload, timeoutInSeconds); | |
154 } | |
155 | |
156 void WasmWebService::NotifyHttpSuccessLater(boost::shared_ptr<BaseWebService::CachedHttpRequestSuccessMessage> cachedMessage, | |
157 Orthanc::IDynamicObject* payload, // takes ownership | |
158 OrthancStone::MessageHandler<IWebService::HttpRequestSuccessMessage>* successCallback) | |
159 { | |
160 CachedSuccessNotification* notification = new CachedSuccessNotification(); // allocated on the heap, it will be passed to JS and deleted when coming back to C++ | |
161 notification->cachedMessage = cachedMessage; | |
162 notification->payload.reset(payload); | |
163 notification->successCallback = successCallback; | |
164 | |
165 WasmWebService_ScheduleLaterCachedSuccessNotification(notification); | |
166 } | |
167 | |
168 } |