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Replace utils in fetch_api with js-utility-belt's

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Brett Sun 2016-06-14 13:37:16 +02:00
parent 7014514654
commit c2eb37506a
2 changed files with 2 additions and 69 deletions
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2
js/utils/cookie.js Normal file
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// Re-export related utilities from js-utility-belt for easier access
export { getCookie, setCookie } from 'js-utility-belt/es6/cookie';

69
js/utils/fetch_api.js
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'use strict';
import Q from 'q';
import moment from 'moment';
import AppConstants from '../constants/application_constants';
// TODO: Create Unittests that test all functions
export function status(response) {
if (response.status >= 200 && response.status < 300) {
return response;
}
throw new Error(response.json());
}
export function getCookie(name) {
let parts = document.cookie.split(';');
for(let i = 0; i < parts.length; i++) {
if(parts[i].indexOf(name + '=') > -1) {
return parts[i].split('=').pop();
}
}
}
export function setCookie(key, value, days) {
const exdate = moment();
exdate.add(days, 'days');
value = window.escape(value) + ((days === null) ? '' : `; expires= ${exdate.utc()}`);
document.cookie = `${key}=${value}`;
}
/*
Given a url for an image, this method fetches it and returns a promise that resolves to
a blob object.
It can be used to create a 64base encoded data url.
Taken from: http://jsfiddle.net/jan_miksovsky/yy7zs/
CURRENTLY NOT USED...
*/
export function fetchImageAsBlob(url) {
return Q.Promise((resolve, reject) => {
let xhr = new XMLHttpRequest();
xhr.open('GET', url, true);
// Ask for the result as an ArrayBuffer.
xhr.responseType = 'arraybuffer';
xhr.onreadystatechange = function() {
if(xhr.readyState === 4 && xhr.status >= 400) {
reject(xhr.statusText);
}
};
xhr.onload = function() {
// Obtain a blob: URL for the image data.
let arrayBufferView = new Uint8Array(this.response);
let blob = new Blob([arrayBufferView], {type: 'image/jpeg'});
resolve(blob);
};
xhr.send();
});
}