// M3 namespace for mercury3 javascript library
// M3 root contains basic javascript utility funtions
var M3 = M3 || {

	handleAsteriskInInput : function(event) {
		if (event.which == 42) {
		    event.preventDefault();
		}
	},
	
	stripWildcard : function(searchValue) {
		searchValue = searchValue.replace("*", "");
		return searchValue;
	},
	
	getSourceList : function() {
		var xhr = new XMLHttpRequest();
		xhr.open("GET", "/cn/v1/node/", false);
		xhr.send();
		var xmlDoc = xhr.responseXML;
		var node0 = xmlDoc.getElementsByTagName('node')[0];
		node0.attributes['type'].value;
		node0.getElementsByTagName('name')[0].textContent;
	},
	
	solrRegExp : new RegExp("(\\" + ['+','-', '&&', '|', '!', '(', ')', '{', '}', '[', ']', '^', '"', '~', '*', '?', ':', '\\'].join("|\\") + ")", "g"),

	escapeSolr : function(value) {
        return value.replace(M3.solrRegExp, "\\$1");
	},
	
	formatBytesForDisplay : function(fileSizeInBytes) {
	    var i = -1;
	    var byteUnits = [' kB', ' MB', ' GB', ' TB', 'PB', 'EB', 'ZB', 'YB'];
	    do {
	        fileSizeInBytes = fileSizeInBytes / 1024;
	        i++;
	    } while (fileSizeInBytes > 1024);
	    return Math.max(fileSizeInBytes, 0.1).toFixed(1) + byteUnits[i];
	},
	
	escapeIdForJQuery : function(idString) {
		return "#" + idString.replace( /(:|\.|\[|\]|\/)/g, "\\$1" );
	}
};