62 lines
1.5 KiB
JavaScript
62 lines
1.5 KiB
JavaScript
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"use strict";
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var window = require('global/window');
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var httpResponseHandler = function httpResponseHandler(callback, decodeResponseBody) {
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if (decodeResponseBody === void 0) {
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decodeResponseBody = false;
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}
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return function (err, response, responseBody) {
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// if the XHR failed, return that error
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if (err) {
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callback(err);
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return;
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} // if the HTTP status code is 4xx or 5xx, the request also failed
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if (response.statusCode >= 400 && response.statusCode <= 599) {
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var cause = responseBody;
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if (decodeResponseBody) {
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if (window.TextDecoder) {
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var charset = getCharset(response.headers && response.headers['content-type']);
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try {
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cause = new TextDecoder(charset).decode(responseBody);
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} catch (e) {}
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} else {
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cause = String.fromCharCode.apply(null, new Uint8Array(responseBody));
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}
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}
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callback({
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cause: cause
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});
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return;
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} // otherwise, request succeeded
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callback(null, responseBody);
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};
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};
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function getCharset(contentTypeHeader) {
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if (contentTypeHeader === void 0) {
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contentTypeHeader = '';
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}
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return contentTypeHeader.toLowerCase().split(';').reduce(function (charset, contentType) {
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var _contentType$split = contentType.split('='),
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type = _contentType$split[0],
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value = _contentType$split[1];
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if (type.trim() === 'charset') {
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return value.trim();
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}
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return charset;
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}, 'utf-8');
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}
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module.exports = httpResponseHandler;
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