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nntpchan/contrib/static/captcha.js
2015-08-04 10:03:44 -04:00

26 lines
764 B
JavaScript

//
// sorry I can't think of any better way to do captcha ;~;
//
window.addEventListener('load', function() {
// get new captcha
var ajax = new XMLHttpRequest();
// get form elements for captcha
var elem_input = document.getElementById("captcha_input");
var elem_img = document.getElementById("captcha_img");
// prepare ajax
ajax.onreadystatechange = function(ev) {
if ( ajax.readyState == XMLHttpRequest.DONE && ajax.status == 200 ) {
// we succeeded
var captcha_id = ajax.responseText;
// set captcha id
elem_input.value = captcha_id;
// set captcha image
elem_img.src = "captcha/" + captcha_id + ".png";
}
};
// open and send the ajax request
ajax.open("GET", "captcha/new");
ajax.send();
});