// Simple Set Clipboard System
// Author: Joseph Huckaby

var ZeroClipboard = {

    version: "1.0.5",
    clients: {}, // registered upload clients on page, indexed by id
    moviePath: 'ZeroClipboard.swf', // URL to movie
    nextId: 1, // ID of next movie

    $: function (thingy) {
        // simple DOM lookup utility function
        if (typeof (thingy) == 'string') thingy = document.getElementById(thingy);
        if (!thingy.addClass) {
            // extend element with a few useful methods
            thingy.hide = function () { this.style.display = 'none'; };
            thingy.show = function () { this.style.display = ''; };
            thingy.addClass = function (name) { this.removeClass(name); this.className += ' ' + name; };
            thingy.removeClass = function (name) {
                this.className = this.className.replace(new RegExp("(^|\\s+)" + name + "(\\s+|$)"), "").replace(/^\s+|\s+$/g, '');
            };
            thingy.hasClass = function (name) {
                return !!this.className.match(new RegExp("\\s*" + name + "\\s*"));
            };
        }
        return thingy;
    },

    setMoviePath: function (path) {
        // set path to ZeroClipboard.swf
        this.moviePath = path;
    },

    dispatch: function (id, eventName, args) {
        // receive event from flash movie, send to client		
        var client = this.clients[id];
        if (client) {
            client.receiveEvent(eventName, args);
        }
    },

    register: function (id, client) {
        // register new client to receive events
        this.clients[id] = client;
    },

    getDOMObjectPosition: function (obj, stopObj) {
        // get absolute coordinates for dom element
        var info = {
            left: 0,
            top: 0,
            width: obj.width ? obj.width : obj.offsetWidth,
            height: obj.height ? obj.height : obj.offsetHeight
        };

        while (obj && (obj != stopObj)) {
            info.left += obj.offsetLeft;
            info.top += obj.offsetTop;
            obj = obj.offsetParent;
        }
        return info;
    },

    Client: function (elem) {
        // constructor for new simple upload client
        this.handlers = {};

        // unique ID
        this.id = ZeroClipboard.nextId++;
        this.movieId = 'ZeroClipboardMovie_' + this.id;

        // register client with singleton to receive flash events
        ZeroClipboard.register(this.id, this);

        // create movie
        if (elem) this.glue(elem);
    }
};

ZeroClipboard.Client.prototype = {

    id: 0, // unique ID for us
    ready: false, // whether movie is ready to receive events or not
    movie: null, // reference to movie object
    clipText: '', // text to copy to clipboard
    handCursorEnabled: true, // whether to show hand cursor, or default pointer cursor
    cssEffects: true, // enable CSS mouse effects on dom container
    copyMessage: true, // enable Copy Message
    copyDivCssClass: 'coupon-code-hover-msg', // Set Copy Div

    handlers: null, // user event handlers

    glue: function (elem, appendElem, stylesToAdd) {
        // glue to DOM element
        // elem can be ID or actual DOM element object
        this.domElement = ZeroClipboard.$(elem);

        // float just above object, or zIndex 99 if dom element isn't set
        var zIndex = 99;
        if (this.domElement.style.zIndex) {
            zIndex = parseInt(this.domElement.style.zIndex, 10) + 1;
        }

        if (typeof (appendElem) == 'string') {
            appendElem = ZeroClipboard.$(appendElem);
        }
        else if (typeof (appendElem) == 'undefined') {
            appendElem = document.getElementsByTagName('body')[0];
        }

        // find X/Y position of domElement
        var box = ZeroClipboard.getDOMObjectPosition(this.domElement, appendElem);

        // create floating DIV above element
        this.div = document.createElement('div');
        var style = this.div.style;
        style.position = 'absolute';
        style.left = '' + box.left + 'px';
        style.top = '' + box.top + 'px';

        // dpeet
        if (this.domElement.className == 'coupon-related-copy' || this.domElement.className == 'BlogCopy' || this.domElement.className == 'ReferCopy') {
            style.width = '' + box.width + 'px'
        }
        else {
            style.width = '400px';
        }
        /* orig
        style.width = '' + box.width + 'px';
        */

        style.height = '' + box.height + 'px';
        style.zIndex = zIndex;

        if (typeof (stylesToAdd) == 'object') {
            for (addedStyle in stylesToAdd) {
                style[addedStyle] = stylesToAdd[addedStyle];
            }
        }

        //style.backgroundColor = '#f00'; // debug

        appendElem.appendChild(this.div);

        this.div.innerHTML = this.getHTML(box.width, box.height);

        if (this.domElement.className != 'coupon-related-copy' && this.domElement.className != 'BlogCopy' && this.domElement.className != 'ReferCopy') {
            document.getElementById(this.movieId).setAttribute('width', '' + this.domElement.clientWidth - 20 + 'px');
        }
    },

    getHTML: function (width, height) {
        // return HTML for movie
        var html = '';
        var flashvars = 'id=' + this.id +
			'&width=' + width +
			'&height=' + height;

        if (navigator.userAgent.match(/MSIE/)) {
            // IE gets an OBJECT tag
            var protocol = location.href.match(/^https/i) ? 'https://' : 'http://';
            // dpeet added float:left;
            html += '<object style="float:left;" classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="' + protocol + 'download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=9,0,0,0" width="' + width + '" height="' + height + '" id="' + this.movieId + '" align="middle"><param name="allowScriptAccess" value="always" /><param name="allowFullScreen" value="false" /><param name="movie" value="' + ZeroClipboard.moviePath + '"/><param name="loop" value="false" /><param name="menu" value="false" /><param name="quality" value="best" /><param name="bgcolor" value="#ffffff" /><param name="flashvars" value="' + flashvars + '"/><param name="wmode" value="transparent"/></object>';
        }
        else {
            // all other browsers get an EMBED tag
            // dpeet added float:left;
            html += '<embed id="' + this.movieId + '" src="' + ZeroClipboard.moviePath + '" loop="false" menu="false" quality="best" bgcolor="#ffffff" width="' + width + '" height="' + height + '" name="' + this.movieId + '" align="middle" allowScriptAccess="always" allowFullScreen="false" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" flashvars="' + flashvars + '" wmode="transparent" style="float:left;" />';
        }

        // dpeet added mouse over image/text
        // Brian made copy image reconfigurable.
        if (this.copyMessage) html += '<div id="' + this.id + 'msg" style="float:left;"><div class="' + this.copyDivCssClass + '"></div>';
        return html;
    },

    hide: function () {
        // temporarily hide floater offscreen
        if (this.div) {
            this.div.style.left = '-2000px';
        }
    },

    show: function () {
        // show ourselves after a call to hide()
        this.reposition();
    },

    destroy: function () {
        // destroy control and floater
        if (this.domElement && this.div) {
            this.hide();
            this.div.innerHTML = '';

            var body = document.getElementsByTagName('body')[0];
            try { body.removeChild(this.div); } catch (e) { ; }

            this.domElement = null;
            this.div = null;
        }
    },

    reposition: function (elem) {
        // reposition our floating div, optionally to new container
        // warning: container CANNOT change size, only position
        if (elem) {
            this.domElement = ZeroClipboard.$(elem);
            if (!this.domElement) this.hide();
        }

        if (this.domElement && this.div) {
            var box = ZeroClipboard.getDOMObjectPosition(this.domElement);
            var style = this.div.style;
            style.left = '' + box.left + 'px';
            style.top = '' + box.top + 'px';
            // dpeet
            if (this.domElement.className != 'coupon-related-copy' && this.domElement.className != 'BlogCopy') {
                document.getElementById(this.movieId).setAttribute('width', '' + this.domElement.clientWidth - 20 + 'px');
            }

            if (this.domElement.className == 'BlogCopy' || this.domElement.className == 'ReferCopy') {
                document.getElementById(this.movieId).setAttribute('height', '' + box.height + 'px');
            }

        }
    },

    //BBoodman
    setCopyMessage: function (enabled) {
        // enable or disable CSS effects on DOM container
        this.copyMessage = !!enabled;
    },

    setCopyDivCssClass: function (CssClass) {
        // set class of copy message
        this.copyDivCssClass = CssClass;
    },

    setText: function (newText) {
        // set text to be copied to clipboard
        this.clipText = newText;
        if (this.ready) this.movie.setText(newText);
    },

    addEventListener: function (eventName, func) {
        // add user event listener for event
        // event types: load, queueStart, fileStart, fileComplete, queueComplete, progress, error, cancel
        eventName = eventName.toString().toLowerCase().replace(/^on/, '');
        if (!this.handlers[eventName]) this.handlers[eventName] = [];
        this.handlers[eventName].push(func);
    },

    setHandCursor: function (enabled) {
        // enable hand cursor (true), or default arrow cursor (false)
        this.handCursorEnabled = enabled;
        if (this.ready) this.movie.setHandCursor(enabled);
    },

    setCSSEffects: function (enabled) {
        // enable or disable CSS effects on DOM container
        this.cssEffects = !!enabled;
    },

    receiveEvent: function (eventName, args) {
        // receive event from flash
        eventName = eventName.toString().toLowerCase().replace(/^on/, '');

        // special behavior for certain events
        switch (eventName) {
            case 'load':
                // movie claims it is ready, but in IE this isn't always the case...
                // bug fix: Cannot extend EMBED DOM elements in Firefox, must use traditional function
                this.movie = document.getElementById(this.movieId);
                if (!this.movie) {
                    var self = this;
                    setTimeout(function () { self.receiveEvent('load', null); }, 1);
                    return;
                }

                // firefox on pc needs a "kick" in order to set these in certain cases
                if (!this.ready && navigator.userAgent.match(/Firefox/) && navigator.userAgent.match(/Windows/)) {
                    var self = this;
                    setTimeout(function () { self.receiveEvent('load', null); }, 100);
                    this.ready = true;
                    return;
                }

                this.ready = true;
                this.movie.setText(this.clipText);
                this.movie.setHandCursor(this.handCursorEnabled);
                break;

            case 'mouseover':
                if (this.domElement && this.cssEffects) {
                    this.domElement.addClass('hover');
                    if (this.recoverActive) this.domElement.addClass('active');
                }
                document.getElementById(this.id + 'msg').style.visibility = 'visible';
                break;

            case 'mouseout':
                if (this.domElement && this.cssEffects) {
                    this.recoverActive = false;
                    if (this.domElement.hasClass('active')) {
                        this.domElement.removeClass('active');
                        this.recoverActive = true;
                    }
                    this.domElement.removeClass('hover');
                }
                // dpeet
                var msgDiv = document.getElementById(this.id + 'msg');
                if (msgDiv != null) {
                    msgDiv.style.visibility = 'hidden';
                }
                // end dpeet
                break;

            case 'mousedown':
                if (this.domElement && this.cssEffects) {
                    this.domElement.addClass('active');
                }
                break;

            case 'mouseup':
                if (this.domElement && this.cssEffects) {
                    this.domElement.removeClass('active');
                    this.recoverActive = false;
                }
                break;
        } // switch eventName

        if (this.handlers[eventName]) {
            for (var idx = 0, len = this.handlers[eventName].length; idx < len; idx++) {
                var func = this.handlers[eventName][idx];

                if (typeof (func) == 'function') {
                    // actual function reference
                    func(this, args);
                }
                else if ((typeof (func) == 'object') && (func.length == 2)) {
                    // PHP style object + method, i.e. [myObject, 'myMethod']
                    func[0][func[1]](this, args);
                }
                else if (typeof (func) == 'string') {
                    // name of function
                    window[func](this, args);
                }
            } // foreach event handler defined
        } // user defined handler for event
    }

};