URL mask based on jquery.mask.js

url_mask.js

    $('#banner_link').inputmask("url", {
        mask: "https://www.*{1,20}[.*{1,20}]",
        greedy: false,
        clearMaskOnLostFocus: false,
        clearIncomplete: false,
        definitions: {
            '*': {
                validator: "[0-9A-Za-z!#$%&'*+/=?^_`{|}~\-]",
                cardinality: 1,
                casing: "lower"
            }
        }
    }).css('color', '#999');