JSTools/general/miscellaneous.js

Array.prototype.diff = function(a) {
	return this.filter(function(i) {return !(a.indexOf(i) > -1);});
}

String.prototype.reverse = function() {
	return this.split("").reverse().join("");
}

Math.sign = function(x) {
	return (x > 0) ? 1 : (x < 0) ? -1 : 0; 
}

var nothing = function() {
}

var ret = function(value) {
	return value;
}

var isInteger = function(i) {
	return (parseInt(i) + "" == i);
}

var wait = function(ms) {
	var now = (new Date()).getTime();
	var to = now + ms;
	while (now != to)
		now = (new Date()).getTime();
}

var clone = function(object){
	if(!object)
		return object;
	if (typeof object != "object")
		return object;

	var tmp = object.constructor();

	for(var key in object)
		tmp[key] = clone(object[key]);

	return tmp;
}

var isMobile = function() {
	var a = navigator.userAgent||navigator.vendor||window.opera;
	return (/android|avantgo|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|symbian|treo|up\.(browser|link)|vodafone|wap|windows (ce|phone)|xda|xiino/i.test(a)||/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|e\-|e\/|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(di|rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|xda(\-|2|g)|yas\-|your|zeto|zte\-/i.test(a.substr(0,4)));
}

var hasClass = function(element, htmlClass) {
	return element.className.match(new RegExp('(\\s|^)' + htmlClass + '(\\s|$)'));
}
var addClass = function(element, htmlClass) {
	if (!this.hasClass(element, htmlClass)) element.className += " " + htmlClass;
}
var removeClass = function(element, htmlClass) {
	if (hasClass(element, htmlClass)) {
		var reg = new RegExp('(\\s|^)' + htmlClass + '(\\s|$)');
		element.className = element.className.replace(reg,' ');
	}
}

var arrayToString = function(array) {
	var string = "";
	for (var i = 0; i < array.length; i++) {
		string += escape(array[i]) + ",";
	}
	string = string.substring(0, string.length - 1);
	return string;
}

var stringToArray = function(string) {
	var index = 0;
	var array = new Array();
	array[0] = "";
	for (var i = 0; i < string.length; i++) {
		var char;
		if ((char = string.charAt(i)) == ',') {
			index++;
			array[index] = "";
			continue;
		}
		array[index] += char;
	}
	for (var i = 0; i < array.length; i++) {
		array[i] = unescape(array[i]);
	}
	return array;
}