/******************************************************************************
* author: Yellow Pencil (Christopher Sheldon)
* notes:  Copyright (c) Yellow Pencil. All Rights Reserved. 
*         The code contained within this file is not liscensed for public 
*         usage. Do not reproduce or alter this file complete or in part 
*         without the express written permission of the author. 
* 
******************************************************************************/

/******************************************************************************
* class: classCommon
* notes: JS object that is loaded on every page.  This object should contain
*        global methods and properties to be used by modules plugged into the
*        site templates.
* 
********/

function classCommon() {
    this.version = '20100416';
    this.noFlash = location.href.toLowerCase().indexOf('noflash=true') > -1 || location.href.toLowerCase().indexOf('noflash=1') > -1;
    this.debug = location.href.toLowerCase().indexOf('debug=true') > -1 || location.href.toLowerCase().indexOf('debug=1') > -1;
    this.flashVersion = 0;
    if(navigator.plugins && navigator.plugins.length) {                 
        for(var intCounter = 0; intCounter < navigator.plugins.length; intCounter++) {
            if(navigator.plugins[intCounter].name.indexOf('Shockwave Flash') != -1) {
                var strFlashPlugin = navigator.plugins[intCounter].description.split('Shockwave Flash ')[1];
                this.flashVersion = strFlashPlugin;
            }; 
        };
    } else if(window.ActiveXObject) { 
        for(var intCounter = 2; intCounter < 20; intCounter++) { 
            try { 
                objFlash = eval("new ActiveXObject('ShockwaveFlash.ShockwaveFlash." + intCounter + "');"); 
                if(objFlash) {
                    var arrFlashPlugin = new ActiveXObject('ShockwaveFlash.ShockwaveFlash.' + intCounter).GetVariable("$version").split(',');
                    this.flashVersion = arrFlashPlugin[0].slice(arrFlashPlugin[0].indexOf(' ')) + '.' + arrFlashPlugin[1] + 'r' + arrFlashPlugin[2];
                };
            } catch(objError) {};
        };
    };
    var obj = this;    

/******************************************************************************
    * method: getStyle
    * notes:  returns the computed css style for an element.
    * 
    ***/
    
    this.getStyle = function(el, strRule){
        var strValue = '';
        if(el) {
            if(el.currentStyle) {
                if(el.currentStyle[strRule]) {
                    strValue = el.currentStyle[strRule];
                } else {
                    switch(strRule) {
                        case 'backgroundPosition':
                            strValue = el.currentStyle['backgroundPositionX'] + ' ' + el.currentStyle['backgroundPositionY'];
                        break;
                    };
                };
            } else if(document.defaultView && document.defaultView.getComputedStyle) {
                if(document.defaultView.getComputedStyle(el, null)[strRule]) {
                    strValue = document.defaultView.getComputedStyle(el, null)[strRule];
                } else {
                    switch(strRule) {
                        case 'backgroundPosition':
                            strValue = document.defaultView.getComputedStyle(el, null)['background-position'];
                        break;
                    };
                };
            } else {
                strValue = el.style[strRule];
            };
        };
        return strValue;
    };
    
        
/******************************************************************************
    * method: classCommon
    * notes:  
    * 
    ***/
    this.getMediaPlayerStyles = function(objSettings) {
        var elDefault = document.getElementById('mediaPlayerDefault' + objSettings.id);
        var arrElement = '';

        var elPlayer = document.createElement('div');
        elPlayer.id = 'mediaPlayerControl' + objSettings.id;
        elPlayer.className = 'mediaPlayerControl';
        elDefault.style.visibility = 'hidden';
        elPlayer.style.visibility = 'hidden';
            
            elDefault.parentNode.insertBefore(elPlayer, elDefault);
            
            for(var intCount = 0; intCount < objSettings.elements.length; intCount++) {
                arrElement = objSettings.elements[intCount].split('|');
                var elDiv = document.createElement('div');
                elDiv.id = arrElement[0] + objSettings.id;
                elDiv.className = arrElement[0];
                
                var elOver = document.createElement('div');
                elOver.id = arrElement[0] + objSettings.id + '-over';
                elOver.className = arrElement[0] + '-over over';
                
                elPlayer.appendChild(elDiv);
                elPlayer.appendChild(elOver);
            };
        
            // need a few secs for mozilla
            setTimeout(function() {
                var strOut = '', strOver = '';
                var strQuery =  'sprite=' + objSettings.sprite + '&autoplay=' + objSettings.autoplay + '&randomize=' + objSettings.randomize;
                if(obj.debug) {
                    strQuery += '&debug=true';
                };
                var el = document.getElementById('mediaPlayerControl' + objSettings.id);
            
                objSettings.width = obj.getStyle(el, 'width').replace(/(px|em|pt|\%)/ig, '');
                objSettings.height = obj.getStyle(el, 'height').replace(/(px|em|pt|\%)/ig, '');
            
                strQuery += '&skin=';
                for(var intCount = 0; intCount < objSettings.elements.length; intCount++) {
                    if(intCount > 0) {
                        strQuery += '||';
                    };
                    arrElement = objSettings.elements[intCount].split('|');
                    // element
                    strQuery += arrElement[0];
                    // position
                    if(arrElement.length > 1) {
                        strQuery += '|' + arrElement[1];
                    };
                    // set extended
                    if(arrElement.length > 2) {
                        strQuery += '|'+ arrElement[2];
                    };
                    el = document.getElementById(arrElement[0] + objSettings.id);
                    strQuery += (
                        '|d:' + obj.getStyle(el, 'width') + ',' + obj.getStyle(el, 'height') +
                        '|p:' + obj.getStyle(el, 'top') + ',' + obj.getStyle(el, 'left')
                    ).replace(/(px|em|pt|\%)/ig, '');
                    
                    strOut = obj.getStyle(el, 'backgroundPosition').replace(/(px|em|pt|\%)/ig, '');
                    strQuery += (
                        '|s:' + strOut.split(' ')[1] + ',' + strOut.split(' ')[0]
                    );
                    
                    el = document.getElementById(arrElement[0] + objSettings.id + '-over');
                    strOver = obj.getStyle(el, 'backgroundPosition').replace(/(px|em|pt|\%)/ig, '');
                    if(strOver != '0 0') {
                        strQuery += (
                            '|o:' + strOver.split(' ')[1] + ',' + strOver.split(' ')[0]
                        );
                    };
                };
                
                strQuery += '&playlist=';
                var elItems = document.getElementById('mediaPlayer' + objSettings.id).getElementsByTagName('li');
                for(intCount = 0; intCount < elItems.length; intCount++) {
                    if(intCount > 0) {
                        strQuery += '||';
                    };
                    strQuery += 'm:' + elItems[intCount].className;
                    strQuery += '|f:' + elItems[intCount].getElementsByTagName('a')[0].href.toString().replace(/\&amp;/ig, '&').replace(/\&/ig, '*');
                    if(elItems[intCount].getElementsByTagName('a').length > 1) {
                        strQuery += '|a:' + elItems[intCount].getElementsByTagName('a')[1].href.toString().replace(/\&amp;/ig, '&').replace(/\&/ig, '*');
                    };
                    strQuery += '|d:' + elItems[intCount].getElementsByTagName('a')[0].childNodes[0].nodeValue;
                };
                // build out playlist data

                // if not successful at skin do not build player
                elDefault.parentNode.removeChild(elDefault);
                obj.createMediaPlayer(objSettings, strQuery);
                elDefault.style.visibility = 'visible';
                elPlayer.style.visibility = 'visible';
                
            }, 250);
    };
    
    
/******************************************************************************
    * method: classCommon
    * notes:  
    * 
    ***/
    this.addMediaPlayer = function(objSettings) {
        if(!obj.noFlash) {
            var elPlayer = document.getElementById('mediaPlayerDefault' + objSettings.id);
        
            if(parseInt(obj.flashVersion) > 9 && elPlayer) {
                obj.getMediaPlayerStyles(objSettings);
            };
        };
    };
    
    
/******************************************************************************
    * method: classCommon
    * notes:  
    * 
    ***/
    
    this.createMediaPlayer = function(objSettings, strQuery) {
        var elPlayer = document.getElementById('mediaPlayerControl' + objSettings.id);
        
        var strHtml = '<object class="flash" classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=9,0,0,0" width="' + objSettings.width + '" height="' + objSettings.height + '" id="flash" align="middle">';
        strHtml += '    <param name="scale" value="noscale" />';
        strHtml += '    <param name="allowScriptAccess" value="' + (objSettings.allowScriptAccess ? objSettings.allowScriptAccess : 'sameDomain') + '" />';
        strHtml += '    <param name="allowFullScreen" value="' + (objSettings.allowFullScreen ? objSettings.allowFullScreen : 'true') + '" />';                
        strHtml += '    <param name="movie" value="' + objSettings.player + '" />';
        strHtml += '    <param name="menu" value="' + (objSettings.menu ? objSettings.menu : 'false') + '" />';
        strHtml += '    <param name="loop" value="' + (objSettings.loop ? objSettings.loop : 'false') + '" />';
        strHtml += '    <param name="quality" value="' + (objSettings.quality ? objSettings.quality : 'best') + '" />';
        strHtml += '    <param name="bgcolor" value="' + (objSettings.bgColor ? objSettings.bgColor : '#000000') + '" />';
        strHtml += '    <param name="wmode" value="' + (objSettings.wmode ? objSetings.wmode : 'opaque') + '" /> \n\n';
        strHtml += '    <param name="flashvars" value="' + strQuery + '" /> \n\n';
                
        strHtml += '    <embed src="' + objSettings.player + '"';
        strHtml += ' scale="noscale"';
        strHtml += ' loop="' + (objSettings.loop ? objSettings.loop : 'false') + '"';
        strHtml += ' menu="' + (objSettings.menu ? objSettings.menu : 'false') + '"';
        strHtml += ' wmode="' + (objSettings.wmode ? objSettings.wmode : 'opaque') + '"';
        strHtml += ' quality="' + (objSettings.quality ? objSettings.quality : 'best') + '"';
        strHtml += ' flashvars="' + strQuery + '"';
        strHtml += ' bgColor="' + (objSettings.bgColor ? objSettings.bgColor : '#000000') + '"';
        strHtml += ' width="' + objSettings.width + '"';
        strHtml += ' height="' + objSettings.height + '"';
        strHtml += ' allowScriptAccess="' + (objSettings.allowScriptAccess ? objSettings.allowScriptAccess : 'sameDomain') + '"';
        strHtml += ' allowFullScreen="' + (objSettings.allowFullScreen ? objSettings.allowFullScreen : 'true') + '"';
        strHtml += ' type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" />';
        strHtml += '</object>';
        
        if(obj.debug) {    
            elPlayer.innerHTML = '<textarea cols="80" rows="80">' + strHtml + '</textarea>';
        } else {
            elPlayer.innerHTML = strHtml;
        };
    };
};
var objCommon = new classCommon();