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August 29, 2015 14:04
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For when I don't want to use jQuery or Angular to make GET HTTP requests, neither do I care for raw XHR.
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/* | |
* By Krish Dholakiya (itskrish.co, git.io/krish) | |
* MIT Licensed. | |
* | |
* GET('http://example.com/index.html', 'html') => returns DOM object | |
* GET('http://example.com/api.json', 'json') => returns parsed JSON object | |
* | |
* TODO: add more types (XML, etc) | |
* CDN url: https://cdn.rawgit.com/krrishd/f17247fcd6ff2335ca5f/raw//b5c2f93d8d3246dabe07cf9b6e73d71631f907b2 | |
*/ | |
window.GET = function(url, type, callback) { | |
var xhr = new XMLHttpRequest(); | |
xhr.open('GET', url, false); | |
xhr.send(); | |
if(type) { | |
if(type == 'json') { | |
var jsonRes = JSON.parse(xhr.responseText); | |
if(callback) { | |
callback(jsonRes) | |
} else { | |
return jsonRes; | |
} | |
} else if(type == 'html') { | |
var dom = new DOMParser(); | |
var htmlRes = dom.parseFromString(xhr.responseText, 'text/html'); | |
if(callback) { | |
callback(htmlRes); | |
} else { | |
return htmlRes; | |
} | |
} else { | |
console.log('Type not supported, returning plaintext'); | |
if(callback) { | |
callback(xhr.responseText); | |
} else { | |
return xhr.responseText; | |
} | |
} | |
} | |
if(callback) { | |
callback(xhr.responseText); | |
} else { | |
return xhr.responseText; | |
} | |
} |
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