/*
* Chroma-Hash : A sexy, non-reversable live visualization of password field input
* http://github.com/mattt/Chroma-Hash/
*
* Copyright (c) 2009 Mattt Thompson
* Licensed under the MIT licenses.
*/
/// <reference path="/Scripts/jquery-1.3.2.min-vsdoc.js" />


(function($) {
    $.fn.extend({
        chromaHash: function(options) {

            var defaults = {
                number: 3
            };

            var options = $.extend(defaults, options);

            return this.each(function() {

                var o = options;
                var obj = $(this);


                if (o.number < 1 || o.number > 4) {
                    console.log("[Warning] Chroma-Hash expects a number parameter between 1 and 4, given " + o.number);
                }

                //                var colors = ["primary", "secondary", "tertiary", "quaternary"].slice(0, o.number);
                var colors = ["primary", "secondary", "tertiary"].slice(0, o.number);

                var chromaHashesForElement = function(e) {
                    id = $(e).attr('class').replace('-chroma', '');
                    return $("label.chroma-hash").filter(function(l) {
                        return $(this).attr('for') == id;
                    });
                };

                obj.each(function(e) {
                    for (c in colors) {
                        $(this).after('<label for="' + $(this).attr('class') + '" class="' + colors[c] + ' chroma-hash"></label>');
                    }
                    $(this).keyup(function(e) {
                        if ($(this).val() == "") {
                            chromaHashesForElement(this).stop().css({ background: "transparent" });
                            return;
                        }
                        height = $(this).height() + 8;
                        position = $(this).position();
                        width = $(this).outerWidth();

                        chromaHashesForElement(this).each(function(i) {
                            $(this).css({ position: 'absolute',
                                left: position.left + width - 2,
                                top: position.top - 3 + (jQuery.browser.safari ? 2 : 0),
                                height: (height-4) + "px",
                                width: 8 + "px",
                                margin: 5 + "px",
                                marginLeft: -8 * (i + 1) + "px",
                                cursor: 'help'
                            });
                            $(this).attr('title', "What's this?\n\rThese colored blocks are an undecipherable hash of your password aiming to help you recognize when your password is correctly typed without revealing the individual characters to whoever might be behind your back watching.");
                        });

                        var id = $(this).attr('id');
                        var md5 = hex_md5($(this).val());
                        var colors = md5.match(/([\dABCDEF]{6})/ig);
                        $(".chroma-hash").stop();

                        chromaHashesForElement(this).each(function(i) {
                            try {
                                $(this).animate({ backgroundColor: "#" + colors[i] });
                            }
                            catch(err) {
                                $(this).css({ backgroundColor: "#" + colors[i] });
                            }
                        });
                    });
                });

                /*
                * A JavaScript implementation of the RSA Data Security, Inc. MD5 Message
                * Digest Algorithm, as defined in RFC 1321.
                * Version 2.2 Copyright (C) Paul Johnston 1999 - 2009
                * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
                * Distributed under the BSD License
                * See http://pajhome.org.uk/crypt/md5 for more info.
                */
                var hexcase = 0; var b64pad = ""; function hex_md5(A) { return rstr2hex(rstr_md5(str2rstr_utf8(A))); } function b64_md5(A) { return rstr2b64(rstr_md5(str2rstr_utf8(A))); } function any_md5(A, B) { return rstr2any(rstr_md5(str2rstr_utf8(A)), B); } function hex_hmac_md5(A, B) { return rstr2hex(rstr_hmac_md5(str2rstr_utf8(A), str2rstr_utf8(B))); } function b64_hmac_md5(A, B) { return rstr2b64(rstr_hmac_md5(str2rstr_utf8(A), str2rstr_utf8(B))); } function any_hmac_md5(A, C, B) { return rstr2any(rstr_hmac_md5(str2rstr_utf8(A), str2rstr_utf8(C)), B); } function md5_vm_test() { return hex_md5("abc").toLowerCase() == "900150983cd24fb0d6963f7d28e17f72"; } function rstr_md5(A) { return binl2rstr(binl_md5(rstr2binl(A), A.length * 8)); } function rstr_hmac_md5(C, F) { var E = rstr2binl(C); if (E.length > 16) { E = binl_md5(E, C.length * 8); } var A = Array(16), D = Array(16); for (var B = 0; B < 16; B++) { A[B] = E[B] ^ 909522486; D[B] = E[B] ^ 1549556828; } var G = binl_md5(A.concat(rstr2binl(F)), 512 + F.length * 8); return binl2rstr(binl_md5(D.concat(G), 512 + 128)); } function rstr2hex(C) { try { hexcase; } catch (F) { hexcase = 0; } var E = hexcase ? "0123456789ABCDEF" : "0123456789abcdef"; var B = ""; var A; for (var D = 0; D < C.length; D++) { A = C.charCodeAt(D); B += E.charAt((A >>> 4) & 15) + E.charAt(A & 15); } return B; } function rstr2b64(C) { try { b64pad; } catch (G) { b64pad = ""; } var F = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; var B = ""; var A = C.length; for (var E = 0; E < A; E += 3) { var H = (C.charCodeAt(E) << 16) | (E + 1 < A ? C.charCodeAt(E + 1) << 8 : 0) | (E + 2 < A ? C.charCodeAt(E + 2) : 0); for (var D = 0; D < 4; D++) { if (E * 8 + D * 6 > C.length * 8) { B += b64pad; } else { B += F.charAt((H >>> 6 * (3 - D)) & 63); } } } return B; } function rstr2any(K, C) { var B = C.length; var J, F, A, L, E; var I = Array(Math.ceil(K.length / 2)); for (J = 0; J < I.length; J++) { I[J] = (K.charCodeAt(J * 2) << 8) | K.charCodeAt(J * 2 + 1); } var H = Math.ceil(K.length * 8 / (Math.log(C.length) / Math.log(2))); var G = Array(H); for (F = 0; F < H; F++) { E = Array(); L = 0; for (J = 0; J < I.length; J++) { L = (L << 16) + I[J]; A = Math.floor(L / B); L -= A * B; if (E.length > 0 || A > 0) { E[E.length] = A; } } G[F] = L; I = E; } var D = ""; for (J = G.length - 1; J >= 0; J--) { D += C.charAt(G[J]); } return D; } function str2rstr_utf8(C) { var B = ""; var D = -1; var A, E; while (++D < C.length) { A = C.charCodeAt(D); E = D + 1 < C.length ? C.charCodeAt(D + 1) : 0; if (55296 <= A && A <= 56319 && 56320 <= E && E <= 57343) { A = 65536 + ((A & 1023) << 10) + (E & 1023); D++; } if (A <= 127) { B += String.fromCharCode(A); } else { if (A <= 2047) { B += String.fromCharCode(192 | ((A >>> 6) & 31), 128 | (A & 63)); } else { if (A <= 65535) { B += String.fromCharCode(224 | ((A >>> 12) & 15), 128 | ((A >>> 6) & 63), 128 | (A & 63)); } else { if (A <= 2097151) { B += String.fromCharCode(240 | ((A >>> 18) & 7), 128 | ((A >>> 12) & 63), 128 | ((A >>> 6) & 63), 128 | (A & 63)); } } } } } return B; } function str2rstr_utf16le(B) { var A = ""; for (var C = 0; C < B.length; C++) { A += String.fromCharCode(B.charCodeAt(C) & 255, (B.charCodeAt(C) >>> 8) & 255); } return A; } function str2rstr_utf16be(B) { var A = ""; for (var C = 0; C < B.length; C++) { A += String.fromCharCode((B.charCodeAt(C) >>> 8) & 255, B.charCodeAt(C) & 255); } return A; } function rstr2binl(B) { var A = Array(B.length >> 2); for (var C = 0; C < A.length; C++) { A[C] = 0; } for (var C = 0; C < B.length * 8; C += 8) { A[C >> 5] |= (B.charCodeAt(C / 8) & 255) << (C % 32); } return A; } function binl2rstr(B) { var A = ""; for (var C = 0; C < B.length * 32; C += 8) { A += String.fromCharCode((B[C >> 5] >>> (C % 32)) & 255); } return A; } function binl_md5(K, F) { K[F >> 5] |= 128 << ((F) % 32); K[(((F + 64) >>> 9) << 4) + 14] = F; var J = 1732584193; var I = -271733879; var H = -1732584194; var G = 271733878; for (var C = 0; C < K.length; C += 16) { var E = J; var D = I; var B = H; var A = G; J = md5_ff(J, I, H, G, K[C + 0], 7, -680876936); G = md5_ff(G, J, I, H, K[C + 1], 12, -389564586); H = md5_ff(H, G, J, I, K[C + 2], 17, 606105819); I = md5_ff(I, H, G, J, K[C + 3], 22, -1044525330); J = md5_ff(J, I, H, G, K[C + 4], 7, -176418897); G = md5_ff(G, J, I, H, K[C + 5], 12, 1200080426); H = md5_ff(H, G, J, I, K[C + 6], 17, -1473231341); I = md5_ff(I, H, G, J, K[C + 7], 22, -45705983); J = md5_ff(J, I, H, G, K[C + 8], 7, 1770035416); G = md5_ff(G, J, I, H, K[C + 9], 12, -1958414417); H = md5_ff(H, G, J, I, K[C + 10], 17, -42063); I = md5_ff(I, H, G, J, K[C + 11], 22, -1990404162); J = md5_ff(J, I, H, G, K[C + 12], 7, 1804603682); G = md5_ff(G, J, I, H, K[C + 13], 12, -40341101); H = md5_ff(H, G, J, I, K[C + 14], 17, -1502002290); I = md5_ff(I, H, G, J, K[C + 15], 22, 1236535329); J = md5_gg(J, I, H, G, K[C + 1], 5, -165796510); G = md5_gg(G, J, I, H, K[C + 6], 9, -1069501632); H = md5_gg(H, G, J, I, K[C + 11], 14, 643717713); I = md5_gg(I, H, G, J, K[C + 0], 20, -373897302); J = md5_gg(J, I, H, G, K[C + 5], 5, -701558691); G = md5_gg(G, J, I, H, K[C + 10], 9, 38016083); H = md5_gg(H, G, J, I, K[C + 15], 14, -660478335); I = md5_gg(I, H, G, J, K[C + 4], 20, -405537848); J = md5_gg(J, I, H, G, K[C + 9], 5, 568446438); G = md5_gg(G, J, I, H, K[C + 14], 9, -1019803690); H = md5_gg(H, G, J, I, K[C + 3], 14, -187363961); I = md5_gg(I, H, G, J, K[C + 8], 20, 1163531501); J = md5_gg(J, I, H, G, K[C + 13], 5, -1444681467); G = md5_gg(G, J, I, H, K[C + 2], 9, -51403784); H = md5_gg(H, G, J, I, K[C + 7], 14, 1735328473); I = md5_gg(I, H, G, J, K[C + 12], 20, -1926607734); J = md5_hh(J, I, H, G, K[C + 5], 4, -378558); G = md5_hh(G, J, I, H, K[C + 8], 11, -2022574463); H = md5_hh(H, G, J, I, K[C + 11], 16, 1839030562); I = md5_hh(I, H, G, J, K[C + 14], 23, -35309556); J = md5_hh(J, I, H, G, K[C + 1], 4, -1530992060); G = md5_hh(G, J, I, H, K[C + 4], 11, 1272893353); H = md5_hh(H, G, J, I, K[C + 7], 16, -155497632); I = md5_hh(I, H, G, J, K[C + 10], 23, -1094730640); J = md5_hh(J, I, H, G, K[C + 13], 4, 681279174); G = md5_hh(G, J, I, H, K[C + 0], 11, -358537222); H = md5_hh(H, G, J, I, K[C + 3], 16, -722521979); I = md5_hh(I, H, G, J, K[C + 6], 23, 76029189); J = md5_hh(J, I, H, G, K[C + 9], 4, -640364487); G = md5_hh(G, J, I, H, K[C + 12], 11, -421815835); H = md5_hh(H, G, J, I, K[C + 15], 16, 530742520); I = md5_hh(I, H, G, J, K[C + 2], 23, -995338651); J = md5_ii(J, I, H, G, K[C + 0], 6, -198630844); G = md5_ii(G, J, I, H, K[C + 7], 10, 1126891415); H = md5_ii(H, G, J, I, K[C + 14], 15, -1416354905); I = md5_ii(I, H, G, J, K[C + 5], 21, -57434055); J = md5_ii(J, I, H, G, K[C + 12], 6, 1700485571); G = md5_ii(G, J, I, H, K[C + 3], 10, -1894986606); H = md5_ii(H, G, J, I, K[C + 10], 15, -1051523); I = md5_ii(I, H, G, J, K[C + 1], 21, -2054922799); J = md5_ii(J, I, H, G, K[C + 8], 6, 1873313359); G = md5_ii(G, J, I, H, K[C + 15], 10, -30611744); H = md5_ii(H, G, J, I, K[C + 6], 15, -1560198380); I = md5_ii(I, H, G, J, K[C + 13], 21, 1309151649); J = md5_ii(J, I, H, G, K[C + 4], 6, -145523070); G = md5_ii(G, J, I, H, K[C + 11], 10, -1120210379); H = md5_ii(H, G, J, I, K[C + 2], 15, 718787259); I = md5_ii(I, H, G, J, K[C + 9], 21, -343485551); J = safe_add(J, E); I = safe_add(I, D); H = safe_add(H, B); G = safe_add(G, A); } return Array(J, I, H, G); } function md5_cmn(F, C, B, A, E, D) { return safe_add(bit_rol(safe_add(safe_add(C, F), safe_add(A, D)), E), B); } function md5_ff(C, B, G, F, A, E, D) { return md5_cmn((B & G) | ((~B) & F), C, B, A, E, D); } function md5_gg(C, B, G, F, A, E, D) { return md5_cmn((B & F) | (G & (~F)), C, B, A, E, D); } function md5_hh(C, B, G, F, A, E, D) { return md5_cmn(B ^ G ^ F, C, B, A, E, D); } function md5_ii(C, B, G, F, A, E, D) { return md5_cmn(G ^ (B | (~F)), C, B, A, E, D); } function safe_add(A, D) { var C = (A & 65535) + (D & 65535); var B = (A >> 16) + (D >> 16) + (C >> 16); return (B << 16) | (C & 65535); } function bit_rol(A, B) { return (A << B) | (A >>> (32 - B)); }
            });
        }
    });
})(jQuery);