dynamicweb/static/admin/js/prepopulate.js
rscnt bb68c32ba5 new static files.
Signed-off-by: rscnt <rascnt@gmail.com>
2015-06-08 23:26:27 -06:00

39 lines
1.4 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 ids
maxLength - maximum length of the URLify'd string
*/
return this.each(function() {
var prepopulatedField = $(this);
var populate = function () {
// Bail if the field's value has been changed by the user
if (prepopulatedField.data('_changed')) {
return;
}
var values = [];
$.each(dependencies, function(i, field) {
field = $(field);
if (field.val().length > 0) {
values.push(field.val());
}
});
prepopulatedField.val(URLify(values.join(' '), maxLength));
};
prepopulatedField.data('_changed', false);
prepopulatedField.change(function() {
prepopulatedField.data('_changed', true);
});
if (!prepopulatedField.val()) {
$(dependencies.join(',')).keyup(populate).change(populate).focus(populate);
}
});
};
})(django.jQuery);