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comparison Platforms/Wasm/WasmWebService.js @ 299:3897f9f28cfa am-callable-and-promise

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backup work in progress: updated messaging framework with ICallable
author am@osimis.io
date Fri, 14 Sep 2018 16:44:01 +0200
parents 9afafb192180
children ed1a4302154f
comparison
equal deleted inserted replaced
298:f58bfb7bbcc9 299:3897f9f28cfa
21 // increasing the TOTAL_STACK parameter of Emscripten 21 // increasing the TOTAL_STACK parameter of Emscripten
22 WasmWebService_NotifySuccess(callback, url_, new Uint8Array(this.response), 22 WasmWebService_NotifySuccess(callback, url_, new Uint8Array(this.response),
23 this.response.byteLength, payload); 23 this.response.byteLength, payload);
24 } else { 24 } else {
25 WasmWebService_NotifyError(callback, url_, payload); 25 WasmWebService_NotifyError(callback, url_, payload);
26 }
27 }
28 }
29
30 xhr.send();
31 },
32
33 WasmWebService_NewScheduleGetRequest: function(callableSuccess, callableFailure, url, headersInJsonString, payload) {
34 // Directly use XMLHttpRequest (no jQuery) to retrieve the raw binary data
35 // http://www.henryalgus.com/reading-binary-files-using-jquery-ajax/
36 var xhr = new XMLHttpRequest();
37 var url_ = UTF8ToString(url);
38 var headersInJsonString_ = UTF8ToString(headersInJsonString);
39
40 xhr.open('GET', url_, true);
41 xhr.responseType = 'arraybuffer';
42 var headers = JSON.parse(headersInJsonString_);
43 for (var key in headers) {
44 xhr.setRequestHeader(key, headers[key]);
45 }
46 //console.log(xhr);
47 xhr.onreadystatechange = function() {
48 if (this.readyState == XMLHttpRequest.DONE) {
49 if (xhr.status === 200) {
50 // TODO - Is "new Uint8Array()" necessary? This copies the
51 // answer to the WebAssembly stack, hence necessitating
52 // increasing the TOTAL_STACK parameter of Emscripten
53 console.log("WasmWebService success", this.response);
54 WasmWebService_NewNotifySuccess(callableSuccess, url_, new Uint8Array(this.response),
55 this.response.byteLength, payload);
56 console.log("WasmWebService success 2", this.response);
57 } else {
58 console.log("WasmWebService failed");
59 WasmWebService_NewNotifyError(callableFailure, url_, payload);
26 } 60 }
27 } 61 }
28 } 62 }
29 63
30 xhr.send(); 64 xhr.send();