jquery.string.js

/**
 * jquery.string - Prototype string functions for jQuery
 * version: 1.1.0
 * (c) 2008-2011 David E. Still (http://stilldesigning.com)
 * Original Prototype extensions (c) 2005-2011 Sam Stephenson (http://prototypejs.org)
 */
(function (f) {
    f.extend({
        __stringPrototype: function (h) {
            function i(a) {
                if (!a.source)return a;
                return RegExp(a.source, "g" + (a.ignoreCase ? "i" : "") + (a.multiline ? "m" : ""))
            }

            var j = "a b".split(/\w/)[0] == " ";
            this.str = h;
            this.JSONFilter = /^\/\*-secure-([\s\S]*)\*\/\s*$/;
            this.ScriptFragment = "<script[^>]*>([\\S\\s]*?)<\/script>";
            this.specialChar = {"\u0008": "\\b", "\t": "\\t", "\n": "\\n", "\u000c": "\\f", "\r": "\\r", "\\": "\\\\"};
            this.blank = function (a) {
                return /^\s*$/.test(this.s(a) || " ")
            };
            this.camelize = function (a) {
                var b = this.s(a).split("-"),
                    c, a = [b[0]];
                for (c = 1; c < b.length; c++)a.push(b[c].charAt(0).toUpperCase() + b[c].substring(1));
                this.str = a.join("");
                return this
            };
            this.capitalize = function (a) {
                a = this.s(a);
                this.str = a.charAt(0).toUpperCase() + a.substring(1).toLowerCase();
                return this
            };
            this.dasherize = function (a) {
                this.str = this.s(a).split("_").join("-");
                return this
            };
            this.empty = function (a) {
                return a ? a == "" : this.str == ""
            };
            this.endsWith = function (a, b) {
                var b = this.s(b), c = b.length - a.length;
                return c >= 0 && b.lastIndexOf(a) === c
            };
            this.escapeHTML = function (a) {
                this.str =
                    this.s(a).split("&").join("&amp;").split("<").join("&lt;").split(">").join("&gt;");
                return this
            };
            this.evalJSON = function (a, b) {
                var b = this.s(b), c = this.unfilterJSON(!1, b).str;
                try {
                    if (!a || this.isJSON(c))return eval("(" + c + ")")
                } catch (d) {
                }
                throw new SyntaxError("Badly formed JSON string: " + b);
            };
            this.evalScripts = function (a) {
                var a = this.extractScripts(this.s(a)), b = [];
                if (a.length > 0)for (var c = 0; c < a.length; c++)b.push(eval(a[c]));
                return b
            };
            this.extractScripts = function (a) {
                var b = RegExp(this.ScriptFragment, "img"), c = RegExp(this.ScriptFragment,
                    "im"), a = this.s(a).match(b) || [], b = [];
                if (a.length > 0)for (var d = 0; d < a.length; d++)b.push(a[d].match(c)[1] || "");
                return b
            };
            this.gsub = function (a, b, c) {
                c = this.s(c);
                if (f.isFunction(b)) {
                    var d = c.match(i(a));
                    if (d == null)return this;
                    c = this.sub(a, b, d.length, c).str
                } else c = c.split(a).join(b);
                this.str = c;
                return this
            };
            this.include = function (a, b) {
                return this.s(b).indexOf(a) > -1
            };
            this.inspect = function (a, b) {
                var b = this.s(b), c = this.specialChar, d = this.gsub(/[\x00-\x1f\\]/, function (a) {
                    var b = c[a[0]];
                    return b ? b : "\\u00" + a[0].charCodeAt().toPaddedString(2,
                        16)
                }, b).str;
                this.str = a ? '"' + d.replace(/"/g, '\\"') + '"' : "'" + d.replace(/'/g, "\\'") + "'";
                return this
            };
            this.interpolate = function (a, b, c) {
                c = this.s(c);
                b || (b = /(^|.|\r|\n)(\#\{\s*(\w+)\s*\})/);
                for (var d = 0, g = c.length, e; b.match(c) && d++ < g;)e = b.exec(c), c = this.gsub(e[2], a[e[3]], c).str;
                this.str = c;
                return this
            };
            this.isJSON = function (a) {
                a = this.s(a);
                if (this.blank(a))return !1;
                a = a.replace(/\\./g, "@").replace(/"[^"\\\n\r]*"/g, "");
                return /^[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t]*$/.test(a)
            };
            this.scan = function (a, b, c) {
                c = this.s(c);
                this.gsub(a,
                    b, c).str = c;
                return this
            };
            this.startsWith = function (a, b) {
                return this.s(b).indexOf(a) === 0
            };
            this.strip = function (a) {
                this.str = f.trim(this.s(a));
                return this
            };
            this.stripScripts = function (a) {
                this.str = this.s(a).replace(RegExp(this.ScriptFragment, "img"), "");
                return this
            };
            this.stripTags = function (a) {
                this.str = this.s(a).replace(/<\/?[^>]+>/gi, "");
                return this
            };
            this.sub = function (a, b, c, d) {
                d = this.s(d);
                c = !c ? 1 : c;
                if (c < 0 || isNaN(c))return this;
                var a = i(a), g = d.split(a), e = d.match(a);
                j && typeof a == "object" && (c == e.length && ++c, d.indexOf(e[0]) ==
                0 && g.unshift(""), d.lastIndexOf(e[e.length - 1]) == d.length - e[e.length - 1].length && g.push(""));
                d = g[0];
                for (a = 1; a < g.length; a++)d += a <= c ? f.isFunction(b) ? b(e[a - 1] || e) + g[a] : b + g[a] : (e[a - 1] || e) + g[a];
                this.str = d;
                return this
            };
            this.succ = function (a) {
                a = this.s(a);
                this.str = a.slice(0, a.length - 1) + String.fromCharCode(a.charCodeAt(a.length - 1) + 1);
                return this
            };
            this.times = function (a, b) {
                this.str = a < 1 ? "" : Array(a + 1).join(this.s(b));
                return this
            };
            this.toJSON = function (a) {
                return this.inspect(!0, this.s(a))
            };
            this.toQueryParams = function (a,
                                           b) {
                var b = this.s(b), c = b.substring(b.indexOf("?") + 1).split("#")[0].split(a || "&"), d = {}, g, e, f;
                for (g = 0; g < c.length; g++)f = c[g].split("="), e = decodeURIComponent(f[0]), f = f[1] ? decodeURIComponent(f[1]) : void 0, d[e] ? (typeof d[e] == "string" && (d[e] = [d[e]]), d[e].push(f)) : d[e] = f;
                return d
            };
            this.truncate = function (a, b, c) {
                c = this.s(c);
                a = a || 30;
                b = !b ? "..." : b;
                this.str = c = c.length > a ? c.slice(0, a - b.length) + b : String(c);
                return this
            };
            this.underscore = function (a) {
                this.gsub(/[A-Z]/, function (a) {
                    return "_" + a.toLowerCase()
                }, this.s(a));
                if (this.str.substring(0,
                        1) == "_")this.str = this.str.substring(1);
                return this
            };
            this.unescapeHTML = function (a) {
                this.str = this.stripTags(this.s(a)).str.replace(/&amp;/g, "&").replace(/&lt;/g, "<").replace(/&gt;/g, ">");
                return this
            };
            this.unfilterJSON = function (a, b) {
                var b = this.s(b), a = a || this.JSONFilter, c = b.match(a);
                this.str = c !== null ? c[1] : b;
                return this
            };
            this.value = function () {
                return this.str
            };
            this.s = function (a) {
                return a ? a : this.str
            }
        }, string: function (h) {
            if (h === String.prototype)f.extend(String.prototype, new f.__stringPrototype); else return new f.__stringPrototype(h)
        }
    });
    f.__stringPrototype.parseQuery = f.__stringPrototype.toQueryParams
})(jQuery);