/**
 * 		I did this for the nine six. And we don't stop.
 *   	BASIC FUNCTIONS - To be used for and in all 
 *		modules on the site. 
 */
// {{{ Function.prototype.defaults = function()
/*
 * Allows functions to accept default arguments
 *
 * There are certain situations in which javascript programs will need default
 * arguments. This function allows us to write programs like :
 * var foo = function( a, b )
 * {
 *    doStuff( a, b );
 * }.defaults( c, d );
 *
 * This sometimes makes life easier
 */
Function.prototype.defaults = function()
{
  var _f = this;
  var _a = Array(_f.length-arguments.length).concat(
    Array.prototype.slice.apply(arguments));
  return function()
  {
    return _f.apply(_f, Array.prototype.slice.apply(arguments).concat(
      _a.slice(arguments.length, _a.length)));
  }
}
// }}}
// {{{ var show_chi_loading = function()
/*
 * Code for revealing and positioning the custom chi alert/dialog window
 */
var show_chi_loading = function()
{
   var pop_dialog = $("#dialog_content p");
   var loading_text = '<p class="save_error">loading...</p>';
   var loading_gif = '<img class="chi_loading" src="' + getBaseURL() + '/application/views/admin/library/js/prettyPhoto/images/prettyPhoto/light_square/loader.gif" />';
   pop_dialog.html( loading_text + loading_gif );
}
// }}} 
// {{{ var obj_length = function( obj )
var obj_length = function( obj )
{
   var length = 0;
   for( o in obj ) length++;
   return length;
}
// }}}
// {{{ var close_confirm = function()
var close_confirm = function()
{
   var big_div = $('#dialog_wrapper');
   big_div.fadeOut('slow');
}
// }}}
// {{{ var stripUI = function( string )
var stripUI = function( string )
{
	var ns = string.substr(5);
	ns = ns.split("\"");
	return ns[0];
}
// }}}
// {{{ var getBaseURL = function()
var getBaseURL = function()
{
    // Check to see if we've been given the BaseURL
    if( window.ChiBaseURL === undefined )
    {
        // If not, make a decent guess based on the url.
        var url = location.href;  // entire url including querystring - also: window.location.href;
        // We'll use these variable to decide if the url contains these fragments, as they'll help us make our guess.
        var local = url.search( 'localhost' );
        var remote = url.search( '.com' );
        // If it's remote server we just assume the base url is the domain name.
        // ex : 'http://yourdomain.com'
        // There's a chance this may be wrong, because chi may have been installed
        // into a specific directory so it may be something like http://yourdomian.com/blog
        if( remote && !local )
        {
            var baseURL = url.substring(0, url.indexOf('/', 14));
            return baseURL;
        }
        else 
        {
            var baseURL = url.substring(0, url.indexOf('/', 17));
            return baseURL;
        }
    }
    // If we have the ChiBaseURL variable, we just return it!
    else
    {
        return ChiBaseURL;
    }

    return baseURL;
}   
// }}}
// {{{ var getQueryString = function()
var getQueryString = function()
{
   var url = location.href;  // entire url including querystring - also: window.location.href;
   var queryString = url.substring( url.indexOf( '/', 14 ) );
   return queryString;
}
// }}}
// {{{ var drop_down = function ()
var drop_down = function() 
{ 
	$(this).parent().find("ul.sub_menu").slideDown('fast').show();
	$(this).parent().hover(
		function() { }, 
		function() { $(this).parent().find("ul.sub_menu").slideUp('slow'); }
	);
}
// }}}
// {{{ var clear_me = function()
var clear_me = function(element)
{
	var elem = "#"+element.id;
	if( $(elem).val() == element.id ) {
		$(elem).val("");
	}
}
// }}}
// {{{ var submit_form = function( elem )
var submit_form = function(elem) 
{
	elem.submit();	
}
// }}}
// {{{ var ordinal = function( num )
// Returns values such as 1st, 2nd, and 3rd when given 1, 2, or 3.
var ordinal = function( num )
{
    if( ![11,12,13].has( num ) )
    {
        switch( num%10 )
        {
            case 1  : return num + 'st';
            case 2  : return num + 'nd';
            case 3  : return num + 'rd';
        }
    }
    return num + 'th';
}
// }}}
// {{{ Array.prototype.has = function(obj)
// Tests to see if a given value is in the array
Array.prototype.has = function(obj) {
  return this.indexOf(obj) >= 0;
} 
// }}}
// {{{ Array.prototype.indexOf = function(obj)
Array.prototype.indexOf = function(obj) {
  for (var i = 0; i < this.length; i++) {
    if (this[i] == obj)
      return i;
  }
  return -1;
}
// }}}
// {{{ var create_hidden_element( name, value )
var create_hidden_element = function( name, value )
{
    return '<input type="hidden" name="' + name + '" value="' + value + '" />';    
}
// }}}
// {{{ var clean_database = function()
var clean_database = function()
{
    $( '#left_status' ).html( 'Cleaning database...' );
    $( '#left_status' ).fadeIn( 600, function(){ 
        $.ajax({
            url     : getBaseURL() + '/admin/empty_trash',
            type    : 'GET',
            success : function() {
                $( '#left_status' ).fadeOut( 600, function(){
                    $( '#left_status' ).html( 'Done' );
                    $( '#left_status' ).fadeIn( 600, function(){
                        setTimeout( function(){
                            $( '#left_status' ).fadeOut();
                        }, 3000);
                    });
                });
            }
        });
    });
}
// }}}