--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/DataTables-1.9.4/media/src/core/core.columns.js	Tue Jul 01 11:42:23 2014 -0400
@@ -0,0 +1,373 @@
+
+
+/**
+ * Add a column to the list used for the table with default values
+ *  @param {object} oSettings dataTables settings object
+ *  @param {node} nTh The th element for this column
+ *  @memberof DataTable#oApi
+ */
+function _fnAddColumn( oSettings, nTh )
+{
+	var oDefaults = DataTable.defaults.columns;
+	var iCol = oSettings.aoColumns.length;
+	var oCol = $.extend( {}, DataTable.models.oColumn, oDefaults, {
+		"sSortingClass": oSettings.oClasses.sSortable,
+		"sSortingClassJUI": oSettings.oClasses.sSortJUI,
+		"nTh": nTh ? nTh : document.createElement('th'),
+		"sTitle":    oDefaults.sTitle    ? oDefaults.sTitle    : nTh ? nTh.innerHTML : '',
+		"aDataSort": oDefaults.aDataSort ? oDefaults.aDataSort : [iCol],
+		"mData": oDefaults.mData ? oDefaults.oDefaults : iCol
+	} );
+	oSettings.aoColumns.push( oCol );
+	
+	/* Add a column specific filter */
+	if ( oSettings.aoPreSearchCols[ iCol ] === undefined || oSettings.aoPreSearchCols[ iCol ] === null )
+	{
+		oSettings.aoPreSearchCols[ iCol ] = $.extend( {}, DataTable.models.oSearch );
+	}
+	else
+	{
+		var oPre = oSettings.aoPreSearchCols[ iCol ];
+		
+		/* Don't require that the user must specify bRegex, bSmart or bCaseInsensitive */
+		if ( oPre.bRegex === undefined )
+		{
+			oPre.bRegex = true;
+		}
+		
+		if ( oPre.bSmart === undefined )
+		{
+			oPre.bSmart = true;
+		}
+		
+		if ( oPre.bCaseInsensitive === undefined )
+		{
+			oPre.bCaseInsensitive = true;
+		}
+	}
+	
+	/* Use the column options function to initialise classes etc */
+	_fnColumnOptions( oSettings, iCol, null );
+}
+
+
+/**
+ * Apply options for a column
+ *  @param {object} oSettings dataTables settings object
+ *  @param {int} iCol column index to consider
+ *  @param {object} oOptions object with sType, bVisible and bSearchable etc
+ *  @memberof DataTable#oApi
+ */
+function _fnColumnOptions( oSettings, iCol, oOptions )
+{
+	var oCol = oSettings.aoColumns[ iCol ];
+	
+	/* User specified column options */
+	if ( oOptions !== undefined && oOptions !== null )
+	{
+		/* Backwards compatibility for mDataProp */
+		if ( oOptions.mDataProp && !oOptions.mData )
+		{
+			oOptions.mData = oOptions.mDataProp;
+		}
+
+		if ( oOptions.sType !== undefined )
+		{
+			oCol.sType = oOptions.sType;
+			oCol._bAutoType = false;
+		}
+		
+		$.extend( oCol, oOptions );
+		_fnMap( oCol, oOptions, "sWidth", "sWidthOrig" );
+
+		/* iDataSort to be applied (backwards compatibility), but aDataSort will take
+		 * priority if defined
+		 */
+		if ( oOptions.iDataSort !== undefined )
+		{
+			oCol.aDataSort = [ oOptions.iDataSort ];
+		}
+		_fnMap( oCol, oOptions, "aDataSort" );
+	}
+
+	/* Cache the data get and set functions for speed */
+	var mRender = oCol.mRender ? _fnGetObjectDataFn( oCol.mRender ) : null;
+	var mData = _fnGetObjectDataFn( oCol.mData );
+
+	oCol.fnGetData = function (oData, sSpecific) {
+		var innerData = mData( oData, sSpecific );
+
+		if ( oCol.mRender && (sSpecific && sSpecific !== '') )
+		{
+			return mRender( innerData, sSpecific, oData );
+		}
+		return innerData;
+	};
+	oCol.fnSetData = _fnSetObjectDataFn( oCol.mData );
+	
+	/* Feature sorting overrides column specific when off */
+	if ( !oSettings.oFeatures.bSort )
+	{
+		oCol.bSortable = false;
+	}
+	
+	/* Check that the class assignment is correct for sorting */
+	if ( !oCol.bSortable ||
+		 ($.inArray('asc', oCol.asSorting) == -1 && $.inArray('desc', oCol.asSorting) == -1) )
+	{
+		oCol.sSortingClass = oSettings.oClasses.sSortableNone;
+		oCol.sSortingClassJUI = "";
+	}
+	else if ( $.inArray('asc', oCol.asSorting) == -1 && $.inArray('desc', oCol.asSorting) == -1 )
+	{
+		oCol.sSortingClass = oSettings.oClasses.sSortable;
+		oCol.sSortingClassJUI = oSettings.oClasses.sSortJUI;
+	}
+	else if ( $.inArray('asc', oCol.asSorting) != -1 && $.inArray('desc', oCol.asSorting) == -1 )
+	{
+		oCol.sSortingClass = oSettings.oClasses.sSortableAsc;
+		oCol.sSortingClassJUI = oSettings.oClasses.sSortJUIAscAllowed;
+	}
+	else if ( $.inArray('asc', oCol.asSorting) == -1 && $.inArray('desc', oCol.asSorting) != -1 )
+	{
+		oCol.sSortingClass = oSettings.oClasses.sSortableDesc;
+		oCol.sSortingClassJUI = oSettings.oClasses.sSortJUIDescAllowed;
+	}
+}
+
+
+/**
+ * Adjust the table column widths for new data. Note: you would probably want to 
+ * do a redraw after calling this function!
+ *  @param {object} oSettings dataTables settings object
+ *  @memberof DataTable#oApi
+ */
+function _fnAdjustColumnSizing ( oSettings )
+{
+	/* Not interested in doing column width calculation if auto-width is disabled */
+	if ( oSettings.oFeatures.bAutoWidth === false )
+	{
+		return false;
+	}
+	
+	_fnCalculateColumnWidths( oSettings );
+	for ( var i=0 , iLen=oSettings.aoColumns.length ; i<iLen ; i++ )
+	{
+		oSettings.aoColumns[i].nTh.style.width = oSettings.aoColumns[i].sWidth;
+	}
+}
+
+
+/**
+ * Covert the index of a visible column to the index in the data array (take account
+ * of hidden columns)
+ *  @param {object} oSettings dataTables settings object
+ *  @param {int} iMatch Visible column index to lookup
+ *  @returns {int} i the data index
+ *  @memberof DataTable#oApi
+ */
+function _fnVisibleToColumnIndex( oSettings, iMatch )
+{
+	var aiVis = _fnGetColumns( oSettings, 'bVisible' );
+
+	return typeof aiVis[iMatch] === 'number' ?
+		aiVis[iMatch] :
+		null;
+}
+
+
+/**
+ * Covert the index of an index in the data array and convert it to the visible
+ *   column index (take account of hidden columns)
+ *  @param {int} iMatch Column index to lookup
+ *  @param {object} oSettings dataTables settings object
+ *  @returns {int} i the data index
+ *  @memberof DataTable#oApi
+ */
+function _fnColumnIndexToVisible( oSettings, iMatch )
+{
+	var aiVis = _fnGetColumns( oSettings, 'bVisible' );
+	var iPos = $.inArray( iMatch, aiVis );
+
+	return iPos !== -1 ? iPos : null;
+}
+
+
+/**
+ * Get the number of visible columns
+ *  @param {object} oSettings dataTables settings object
+ *  @returns {int} i the number of visible columns
+ *  @memberof DataTable#oApi
+ */
+function _fnVisbleColumns( oSettings )
+{
+	return _fnGetColumns( oSettings, 'bVisible' ).length;
+}
+
+
+/**
+ * Get an array of column indexes that match a given property
+ *  @param {object} oSettings dataTables settings object
+ *  @param {string} sParam Parameter in aoColumns to look for - typically 
+ *    bVisible or bSearchable
+ *  @returns {array} Array of indexes with matched properties
+ *  @memberof DataTable#oApi
+ */
+function _fnGetColumns( oSettings, sParam )
+{
+	var a = [];
+
+	$.map( oSettings.aoColumns, function(val, i) {
+		if ( val[sParam] ) {
+			a.push( i );
+		}
+	} );
+
+	return a;
+}
+
+
+/**
+ * Get the sort type based on an input string
+ *  @param {string} sData data we wish to know the type of
+ *  @returns {string} type (defaults to 'string' if no type can be detected)
+ *  @memberof DataTable#oApi
+ */
+function _fnDetectType( sData )
+{
+	var aTypes = DataTable.ext.aTypes;
+	var iLen = aTypes.length;
+	
+	for ( var i=0 ; i<iLen ; i++ )
+	{
+		var sType = aTypes[i]( sData );
+		if ( sType !== null )
+		{
+			return sType;
+		}
+	}
+	
+	return 'string';
+}
+
+
+/**
+ * Figure out how to reorder a display list
+ *  @param {object} oSettings dataTables settings object
+ *  @returns array {int} aiReturn index list for reordering
+ *  @memberof DataTable#oApi
+ */
+function _fnReOrderIndex ( oSettings, sColumns )
+{
+	var aColumns = sColumns.split(',');
+	var aiReturn = [];
+	
+	for ( var i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )
+	{
+		for ( var j=0 ; j<iLen ; j++ )
+		{
+			if ( oSettings.aoColumns[i].sName == aColumns[j] )
+			{
+				aiReturn.push( j );
+				break;
+			}
+		}
+	}
+	
+	return aiReturn;
+}
+
+
+/**
+ * Get the column ordering that DataTables expects
+ *  @param {object} oSettings dataTables settings object
+ *  @returns {string} comma separated list of names
+ *  @memberof DataTable#oApi
+ */
+function _fnColumnOrdering ( oSettings )
+{
+	var sNames = '';
+	for ( var i=0, iLen=oSettings.aoColumns.length ; i<iLen ; i++ )
+	{
+		sNames += oSettings.aoColumns[i].sName+',';
+	}
+	if ( sNames.length == iLen )
+	{
+		return "";
+	}
+	return sNames.slice(0, -1);
+}
+
+
+/**
+ * Take the column definitions and static columns arrays and calculate how
+ * they relate to column indexes. The callback function will then apply the
+ * definition found for a column to a suitable configuration object.
+ *  @param {object} oSettings dataTables settings object
+ *  @param {array} aoColDefs The aoColumnDefs array that is to be applied
+ *  @param {array} aoCols The aoColumns array that defines columns individually
+ *  @param {function} fn Callback function - takes two parameters, the calculated
+ *    column index and the definition for that column.
+ *  @memberof DataTable#oApi
+ */
+function _fnApplyColumnDefs( oSettings, aoColDefs, aoCols, fn )
+{
+	var i, iLen, j, jLen, k, kLen;
+
+	// Column definitions with aTargets
+	if ( aoColDefs )
+	{
+		/* Loop over the definitions array - loop in reverse so first instance has priority */
+		for ( i=aoColDefs.length-1 ; i>=0 ; i-- )
+		{
+			/* Each definition can target multiple columns, as it is an array */
+			var aTargets = aoColDefs[i].aTargets;
+			if ( !$.isArray( aTargets ) )
+			{
+				_fnLog( oSettings, 1, 'aTargets must be an array of targets, not a '+(typeof aTargets) );
+			}
+
+			for ( j=0, jLen=aTargets.length ; j<jLen ; j++ )
+			{
+				if ( typeof aTargets[j] === 'number' && aTargets[j] >= 0 )
+				{
+					/* Add columns that we don't yet know about */
+					while( oSettings.aoColumns.length <= aTargets[j] )
+					{
+						_fnAddColumn( oSettings );
+					}
+
+					/* Integer, basic index */
+					fn( aTargets[j], aoColDefs[i] );
+				}
+				else if ( typeof aTargets[j] === 'number' && aTargets[j] < 0 )
+				{
+					/* Negative integer, right to left column counting */
+					fn( oSettings.aoColumns.length+aTargets[j], aoColDefs[i] );
+				}
+				else if ( typeof aTargets[j] === 'string' )
+				{
+					/* Class name matching on TH element */
+					for ( k=0, kLen=oSettings.aoColumns.length ; k<kLen ; k++ )
+					{
+						if ( aTargets[j] == "_all" ||
+						     $(oSettings.aoColumns[k].nTh).hasClass( aTargets[j] ) )
+						{
+							fn( k, aoColDefs[i] );
+						}
+					}
+				}
+			}
+		}
+	}
+
+	// Statically defined columns array
+	if ( aoCols )
+	{
+		for ( i=0, iLen=aoCols.length ; i<iLen ; i++ )
+		{
+			fn( i, aoCols[i] );
+		}
+	}
+}
+