kpsul/static/admin/js/prepopulate.min.js
2016-05-21 23:57:36 +02:00

34 lines
No EOL
1.2 KiB
JavaScript

(function($) {
$.fn.prepopulate = function(dependencies, maxLength) {
/*
Depends on urlify.js
Populates a selected field with the values of the dependent fields,
URLifies and shortens the string.
dependencies - array of dependent fields id's
maxLength - maximum length of the URLify'd string
*/
return this.each(function() {
var field = $(this);
field.data('_changed', false);
field.change(function() {
field.data('_changed', true);
});
var populate = function () {
// Bail if the fields value has changed
if (field.data('_changed') == true) return;
var values = [];
$.each(dependencies, function(i, field) {
if ($(field).val().length > 0) {
values.push($(field).val());
}
})
field.val(URLify(values.join(' '), maxLength));
};
$(dependencies.join(',')).keyup(populate).change(populate).focus(populate);
});
};
})(grp.jQuery);