/*

jQuery sIFR Plugin
* Version 2.0 Beta 3
* 2008-09-25 05:49:32
* URL: http://jquery.thewikies.com/sifr
* Description: jQuery Sifr Plugin replaces traditional text in a web page with flash text (sIFR).
* Author: Jonathan Neal
* Copyright: Copyright (c) 2008 Jonathan Neal under dual MIT/GPL license.
* JSLint: This javascript file passes JSLint verification.
*/
/*jslint
bitwise: true,
browser: true,
eqeqeq: true,
forin: true,
passfail: true,
regexp: true,
undef: true,
white: true
*/
/*global
jQuery
*/

(function($) {
    $.fn.sifr = function(prefs) {

        /* == load our preferences == */
        var t = true, u = undefined, s, p;
        s = arguments.callee.prefs = arguments.callee.prefs || {
            asHex: function(x) {
                var d = ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F'];
                return isNaN(x) ? '00' : d[(x - x % 16) / 16] + d[x % 16];
            },
            colors: {
                aqua: [0, 255, 255],
                azure: [240, 255, 255],
                beige: [245, 245, 220],
                black: [0, 0, 0],
                blue: [0, 0, 255],
                brown: [165, 42, 42],
                cyan: [0, 255, 255],
                darkblue: [0, 0, 139],
                darkcyan: [0, 139, 139],
                darkgrey: [169, 169, 169],
                darkgreen: [0, 100, 0],
                darkkhaki: [189, 183, 107],
                darkmagenta: [139, 0, 139],
                darkolivegreen: [85, 107, 47],
                darkorange: [255, 140, 0],
                darkorchid: [153, 50, 204],
                darkred: [139, 0, 0],
                darksalmon: [233, 150, 122],
                darkviolet: [148, 0, 211],
                fuchsia: [255, 0, 255],
                gold: [255, 215, 0],
                green: [0, 128, 0],
                indigo: [75, 0, 130],
                khaki: [240, 230, 140],
                lightblue: [173, 216, 230],
                lightcyan: [224, 255, 255],
                lightgreen: [144, 238, 144],
                lightgrey: [211, 211, 211],
                lightpink: [255, 182, 193],
                lightyellow: [255, 255, 224],
                lime: [0, 255, 0],
                magenta: [255, 0, 255],
                maroon: [128, 0, 0],
                navy: [0, 0, 128],
                olive: [128, 128, 0],
                orange: [255, 165, 0],
                pink: [255, 192, 203],
                purple: [128, 0, 128],
                violet: [128, 0, 128],
                red: [255, 0, 0],
                silver: [192, 192, 192],
                white: [255, 255, 255],
                yellow: [255, 255, 0],
                transparent: [255, 255, 255]
            },
            toHex: function(color) {
                var rgb;
                if (!color) {
                    return u;
                }
                return (rgb = color.match(/rgb\(([0-9]+),\s([0-9]+),\s([0-9]+)\)/)) ? '#' + this.asHex(rgb[1]) + this.asHex(rgb[2]) + this.asHex(rgb[3]) : (rgb = this.colors[color]) ? '#' + this.asHex(rgb[0]) + this.asHex(rgb[1]) + this.asHex(rgb[2]) : (color.length === 4) ? color.replace(/\#([0-9a-z])([0-9a-z])([0-9a-z])/, '#$1$1$2$2$3$3') : color;
            }
        };

        /* == lock our preferences == */
        p = $.extend({}, s, (prefs === false) ? {
            unsifr: true
} : prefs);

            /* == if necessary, save our prefs == */
            if (p.save === t) {
                arguments.callee.prefs = $.extend(p, { save: false });
            }

            /* == we're done if there's no sIFR specified == */
            if (this[0] === document) {
                return;
            }

            /* == if necessary, run a custom function before we begin == */
            if (!p.unsifr && typeof p.before === 'function') {
                p.before.apply(this, [p]);
            }

            /* == do this function on every element we've selected == */
            this.each(function() {
                var ele = $(this), txt, alt, fir, embedOptions;

                /* == 'a' will mean the possible '.sIFR-alternate' child of 't' == */
                fir = ele.children('.sIFR-alternate');

                /* == if 'a' exists, then it's time to unSifr == */
                if (fir) {
                    ele.html(fir.html());

                    /* == if unsifr was called, then it's time to go == */
                    if (p.unsifr) {
                        return;
                    }
                }

                /* == if necessary, run a custom function before we begin this one == */
                if (typeof p.beforeEach === 'function') {
                    p.beforeEach.apply(this, [t, p]);
                }

                fir = ele.addClass('sIFR-replaced').wrapInner('<span class="sIFR-alternate" style="position: absolute; "></span>').children('.sIFR-alternate');
                alt = ele.append('<span class="sIFR-jquery" style="position: absolute; ">' + $.trim(fir.text()) + '</span>').children('.sIFR-jquery');
                txt = $.trim(fir.html()).replace(/(>)\s+|\s+(<)/g, '$1$2').replace(/(id|name)=[A-Za-z0-9]+/g, '');

                if (p.textTransform) {
                    p.textTransform = p.textTransform.toLowerCase();

                    if (p.textTransform === 'uppercase') {
                        txt = txt.toUpperCase();
                    }
                    if (p.textTransform === 'lowercase') {
                        txt = txt.html().toLowerCase();
                    }
                    if (p.textTransform === 'capitalize') {
                        var cap = txt.split(/(\s|\>)/);
                        txt = '';

                        for (var i in cap) {
                            txt += cap[i].charAt(0).toUpperCase() + cap[i].substr(1);
                        }
                    }
                }

                txt = ele.attr('href') ? '<a href="' + ele.attr('href') + '">' + txt + '</a>' : txt;

                /* == flash plugin embedOptions == */
                embedOptions = {
                    flashvars: $.extend({
                        h: alt.height() * (p.zoom || 1),
                        offsetLeft: p.offsetLeft || u,
                        offsetTop: p.offsetTop || u,
                        textAlign: p.textAlign || ele.css('textAlign').match(/left|center|right/) || 'center',
                        textColor: p.toHex(p.color || ele.css('color')) || u,
                        txt: p.content || txt,
                        underline: (p.underline === t || ele.css('textDecoration') === 'underline') ? t : u,
                        w: alt.width() * (p.zoom || 1)
                    }, p.flashvars),
                    height: p.height || alt.height(),
                    src: (p.path || '').replace(/([^\/])$/, '$1/') + (p.font || ele.css('fontFamily').replace(/^\s+|\s+$|,[\S|\s]+|'|"|(,)\s+/g, '$1')).replace(/([^\.][^s][^w][^f])$/, '$1.swf'),
                    style: 'margin: 1px 0 0; position: absolute; vertical-align: text-top;',
                    width: p.width || alt.width(),
                    wmode: 'transparent'
                };

                /* == make some more flash plugin embedoptions (color) == */
                embedOptions.flashvars.linkColor = p.toHex(p.link || ele.find('a').css('color')) || embedOptions.flashvars.textColor;
                embedOptions.flashvars.hoverColor = p.toHex(p.hover) || embedOptions.flashvars.linkColor;

                /* == make some more flash plugin embedoptions (zoom) == */
                if (p.zoom) {
                    embedOptions.flashvars.offsetTop = ((p.offsetTop || 0) + ((alt.height() - (alt.height() * p.zoom)) / 2)) * (p.zoomTop || 1);
                    embedOptions.flashvars.offsetLeft = ((p.offsetLeft || 0) + ((alt.width() - (alt.width() * p.zoom)) / 2)) * (p.zoomLeft || 1);
                }

                /* == execute flash plugin == */
                $().flash($.extend(embedOptions, p.embedOptions), $.extend({
                    expressInstall: p.expressInstall || false,
                    version: p.version || 7,
                    update: p.update || false
                }, p.pluginOptions), function(options) {
                    fir.attr('style', 'visibility: hidden;');
                    alt.remove();
                    ele.prepend($.fn.flash.transform(options));
                });

                /* == if necessary, run a custom function before we begin this one == */
                if (typeof p.afterEach === 'function') {
                    p.afterEach.apply(this, [t, p]);
                }
            });

            /* == if necessary, run a custom function after we're done == */
            if (!p.unsifr && typeof p.after === 'function') {
                p.after.apply(this, [p]);
            }
        };

        /* == jQuery Sifr Plugin (as unSifr) == */
        $.fn.unsifr = function() {
            return this.each(function() {
                $(this).sifr(false);
            });
        };

        /* == jQuery Sifr Plugin (without selectors) == */
        $.sifr = function(prefs) {
            $(document).sifr($.extend({
                save: true
            }, prefs));
        };

        /* == preload this == */
        $.sifr();
    })(jQuery);