Mercurial > hg > orthanc-stone
annotate Platforms/Wasm/WasmWebService.js @ 351:da25d2423314 am-2
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author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 26 Oct 2018 17:04:24 +0200 |
parents | aad37d0b6407 |
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1 mergeInto(LibraryManager.library, { |
309 | 2 WasmWebService_GetAsync: function(callableSuccess, callableFailure, url, headersInJsonString, payload, timeoutInSeconds) { |
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3 // Directly use XMLHttpRequest (no jQuery) to retrieve the raw binary data |
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4 // http://www.henryalgus.com/reading-binary-files-using-jquery-ajax/ |
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5 var xhr = new XMLHttpRequest(); |
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6 var url_ = UTF8ToString(url); |
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7 var headersInJsonString_ = UTF8ToString(headersInJsonString); |
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8 |
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9 xhr.open('GET', url_, true); |
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10 xhr.responseType = 'arraybuffer'; |
309 | 11 xhr.timeout = timeoutInSeconds * 1000; |
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12 var headers = JSON.parse(headersInJsonString_); |
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13 for (var key in headers) { |
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14 xhr.setRequestHeader(key, headers[key]); |
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15 } |
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16 //console.log(xhr); |
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17 xhr.onreadystatechange = function() { |
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18 if (this.readyState == XMLHttpRequest.DONE) { |
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19 if (xhr.status === 200) { |
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20 // TODO - Is "new Uint8Array()" necessary? This copies the |
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21 // answer to the WebAssembly stack, hence necessitating |
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22 // increasing the TOTAL_STACK parameter of Emscripten |
303 | 23 WasmWebService_NotifySuccess(callableSuccess, url_, new Uint8Array(this.response), |
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24 this.response.byteLength, payload); |
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25 } else { |
303 | 26 WasmWebService_NotifyError(callableFailure, url_, payload); |
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27 } |
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28 } |
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29 } |
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30 |
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31 xhr.send(); |
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32 }, |
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33 |
309 | 34 WasmWebService_PostAsync: function(callableSuccess, callableFailure, url, headersInJsonString, body, bodySize, payload, timeoutInSeconds) { |
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35 var xhr = new XMLHttpRequest(); |
257 | 36 var url_ = UTF8ToString(url); |
37 var headersInJsonString_ = UTF8ToString(headersInJsonString); | |
38 xhr.open('POST', url_, true); | |
309 | 39 xhr.timeout = timeoutInSeconds * 1000; |
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40 xhr.responseType = 'arraybuffer'; |
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41 xhr.setRequestHeader('Content-type', 'application/octet-stream'); |
257 | 42 |
43 var headers = JSON.parse(headersInJsonString_); | |
44 for (var key in headers) { | |
45 xhr.setRequestHeader(key, headers[key]); | |
46 } | |
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47 |
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48 xhr.onreadystatechange = function() { |
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49 if (this.readyState == XMLHttpRequest.DONE) { |
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50 if (xhr.status === 200) { |
303 | 51 WasmWebService_NotifySuccess(callableSuccess, url_, new Uint8Array(this.response), |
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52 this.response.byteLength, payload); |
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53 } else { |
303 | 54 WasmWebService_NotifyError(callableFailure, url_, payload); |
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55 } |
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56 } |
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57 } |
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58 |
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59 xhr.send(new Uint8ClampedArray(HEAPU8.buffer, body, bodySize)); |
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60 }, |
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61 |
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62 WasmWebService_DeleteAsync: function(callableSuccess, callableFailure, url, headersInJsonString, payload, timeoutInSeconds) { |
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63 var xhr = new XMLHttpRequest(); |
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64 var url_ = UTF8ToString(url); |
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65 var headersInJsonString_ = UTF8ToString(headersInJsonString); |
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66 xhr.open('DELETE', url_, true); |
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67 xhr.timeout = timeoutInSeconds * 1000; |
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68 xhr.responseType = 'arraybuffer'; |
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69 xhr.setRequestHeader('Content-type', 'application/octet-stream'); |
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70 |
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71 var headers = JSON.parse(headersInJsonString_); |
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72 for (var key in headers) { |
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73 xhr.setRequestHeader(key, headers[key]); |
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74 } |
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75 |
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76 xhr.onreadystatechange = function() { |
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77 if (this.readyState == XMLHttpRequest.DONE) { |
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78 if (xhr.status === 200) { |
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79 WasmWebService_NotifySuccess(callableSuccess, url_, new Uint8Array(this.response), |
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80 this.response.byteLength, payload); |
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81 } else { |
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82 WasmWebService_NotifyError(callableFailure, url_, payload); |
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83 } |
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84 } |
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85 } |
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86 |
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87 xhr.send(); |
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88 } |
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89 |
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90 }); |