converse.js/src/utils.js

define(["jquery"], function ($) {
    $.fn.hasScrollBar = function() {
        if (!$.contains(document, this.get(0))) {
            return false;
        }
        if(this.parent().height() < this.get(0).scrollHeight) {
            return true;
        }
        return false;
    };

    $.fn.addHyperlinks = function () {
        if (this.length > 0) {
            this.each(function (i, obj) {
                var x = $(obj).html();
                var list = x.match(/\b(https?:\/\/|www\.|https?:\/\/www\.)[^\s<]{2,200}\b/g );
                if (list) {
                    for (i=0; i<list.length; i++) {
                        var prot = list[i].indexOf('http://') === 0 || list[i].indexOf('https://') === 0 ? '' : 'http://';
                        var escaped_url = encodeURI(decodeURI(list[i])).replace(/[!'()]/g, escape).replace(/\*/g, "%2A");
                        x = x.replace(list[i], "<a target='_blank' href='" + prot + escaped_url + "'>"+ list[i] + "</a>" );
                    }
                }
                $(obj).html(x);
            });
        }
        return this;
    };

    var utils = {
        // Translation machinery
        // ---------------------
        __: $.proxy(function (str) {
            // Translation factory
            if (this.i18n === undefined) {
                this.i18n = locales.en;
            }
            var t = this.i18n.translate(str);
            if (arguments.length>1) {
                return t.fetch.apply(t, [].slice.call(arguments,1));
            } else {
                return t.fetch();
            }
        }, this),

        ___: function (str) {
            /* XXX: This is part of a hack to get gettext to scan strings to be
                * translated. Strings we cannot send to the function above because
                * they require variable interpolation and we don't yet have the
                * variables at scan time.
                *
                * See actionInfoMessages
                */
            return str;
        }
    };
    return utils;
});