source: BMXNET_RPMS_dotNET_UTILITIES-BMX/branch/IHS BMX Framework/IndianHealthService.BMXNet.Doc/Help/Scripts/DataStore.js@ 1146

// cookie data store
function DataStore(name) 
{
    this.name = name;
    this.load();
}
                        
DataStore.prototype.load = function () 
{
    // create a key/value store
        this.language = new Object();

        // get cookie text
        var text = getCookie(this.name);
        
        if (text == null) return;

        // populate the store using the cookie text
        var data = text.split(';');

        for (var i=0; i<data.length; i++) 
        {
            var datum = data[i];
                var index = datum.indexOf('=');
                
                if (index > 0) 
                {
                    var key = datum.substring(0,index);
                        var value = datum.substring(index+1);
                        this.language[key] = value;
                }
        }
        
}
                        
function setCookie(name, value, expires, path, domain, secure) 
{
    var text = name + "=" + escape(value);
        
        if (expires) 
        {
        
            var currentDate = new Date();
                var expireDate = new Date( currentDate.getTime() + expires*24*60*60*1000 );
                text = text + ";expires=" + expireDate.toGMTString();
        }
        if (path) text = text + ";path=" + path;
        if (domain) text = text + ";domain=" + domain;
        if (secure) text = text + ";secure";

        document.cookie = text;
}

function removeCookie(name) 
{
    setCookie(name, "", -1);
}

function getCookie(name) 
{
    var text = document.cookie;
    
        var index = text.indexOf(name + "=");
                                
        if (index < 0) return(null);
    
    var start = index + name.length + 1;
    var end = text.indexOf(";", start);
        
        if (end < 0) end = text.length;

        var value = unescape( text.substring(start, end) );
        return(value);
}

DataStore.prototype.set = function(key, value) 
{
    this.language[key] = value;
}

DataStore.prototype.get = function(key) 
{
    return(this.language[key]);
}
                        
DataStore.prototype.clear = function () 
{
    this.language = new Object();
}       

DataStore.prototype.save = function () 
{
    // prepare a cookie string
        var text = "";

        // construct the string
        for (var key in this.language) 
        {
            var datum = key + "=" + this.language[key];
                text = text + datum + ";";
        }
                                
        // set it
        setCookie(this.name, text);
}

DataStore.prototype.count = function() 
{
    var i = 0;
        for (var key in this.data) 
        {
            i++;
        }
        return(i);                              
}