Mercurial > hg > orthanc-stone
view Platforms/Wasm/WasmWebService.js @ 267:89d02de83c03 am-2
added declaretion of messages handled/emitted
author | am@osimis.io |
---|---|
date | Wed, 22 Aug 2018 14:59:20 +0200 |
parents | 9afafb192180 |
children | 3897f9f28cfa |
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mergeInto(LibraryManager.library, { WasmWebService_ScheduleGetRequest: function(callback, url, headersInJsonString, payload) { // Directly use XMLHttpRequest (no jQuery) to retrieve the raw binary data // http://www.henryalgus.com/reading-binary-files-using-jquery-ajax/ var xhr = new XMLHttpRequest(); var url_ = UTF8ToString(url); var headersInJsonString_ = UTF8ToString(headersInJsonString); xhr.open('GET', url_, true); xhr.responseType = 'arraybuffer'; var headers = JSON.parse(headersInJsonString_); for (var key in headers) { xhr.setRequestHeader(key, headers[key]); } // console.log(xhr); xhr.onreadystatechange = function() { if (this.readyState == XMLHttpRequest.DONE) { if (xhr.status === 200) { // TODO - Is "new Uint8Array()" necessary? This copies the // answer to the WebAssembly stack, hence necessitating // increasing the TOTAL_STACK parameter of Emscripten WasmWebService_NotifySuccess(callback, url_, new Uint8Array(this.response), this.response.byteLength, payload); } else { WasmWebService_NotifyError(callback, url_, payload); } } } xhr.send(); }, WasmWebService_SchedulePostRequest: function(callback, url, headersInJsonString, body, bodySize, payload) { var xhr = new XMLHttpRequest(); var url_ = UTF8ToString(url); var headersInJsonString_ = UTF8ToString(headersInJsonString); xhr.open('POST', url_, true); xhr.responseType = 'arraybuffer'; xhr.setRequestHeader('Content-type', 'application/octet-stream'); var headers = JSON.parse(headersInJsonString_); for (var key in headers) { xhr.setRequestHeader(key, headers[key]); } xhr.onreadystatechange = function() { if (this.readyState == XMLHttpRequest.DONE) { if (xhr.status === 200) { WasmWebService_NotifySuccess(callback, url_, new Uint8Array(this.response), this.response.byteLength, payload); } else { WasmWebService_NotifyError(callback, url_, payload); } } } xhr.send(new Uint8ClampedArray(HEAPU8.buffer, body, bodySize)); } });