/**
 * $Id: validate.js 18 2006-06-29 14:11:23Z spocke $
 *
 * Various form validation methods.
 *
 * @author Moxiecode
 * @copyright Copyright © 2004-2006, Moxiecode Systems AB, All rights reserved.
 */

var Validator = {
	isEmail : function(s) {
		return this.test(s, '^[-!#$%&\'*+\\./0-9=?A-Z^_`a-z{|}~]+@[-!#$%&\'*+\\/0-9=?A-Z^_`a-z{|}~]+\.[-!#$%&\'*+\\./0-9=?A-Z^_`a-z{|}~]+$');
	},

	isAbsUrl : function(s) {
		return this.test(s, '^(news|telnet|nttp|file|http|ftp|https)://[-A-Za-z0-9\\.]+\\/?.*$');
	},

	isSize : function(s) {
		return this.test(s, '^[0-9]+(px|%)?$');
	},

	isId : function(s) {
		return this.test(s, '^[A-Za-z_]([A-Za-z0-9_])*$');
	},

	isEmpty : function(s) {
		var nl, i;

		if (s.nodeName == 'SELECT' && s.options[s.selectedIndex].value == '')
			return true;

		if (s.type == 'checkbox' && !s.checked)
			return true;

		if (s.type == 'radio') {
			for (i=0, nl = s.form.elements; i<nl.length; i++) {
				if (nl[i].type == "radio" && nl[i].name == s.name && nl[i].checked)
					return false;
			}

			return true;
		}

		return new RegExp('^\\s*$').test(s.nodeType == 1 ? s.value : s);
	},

	isNumber : function(s, d) {
		return !isNaN(s.nodeType == 1 ? s.value : s) && (!d || !this.test(s, '^-?[0-9]*\\.[0-9]*$'));
	},

	isDateTime : function(s, f) {
		var l = new Array(), m, i, v, c;

		if (this.isEmpty(s = s.nodeType == 1 ? s.value : s))
			return true;

		f = f.replace(/[\.\*\?\-\[\]\{\}\/\\\x22\x27]/g, function (a, b) {return '\\' + a;});
		f = f.replace(/(YYYY|mm|dd|hh|ii|ss|HH|g|AA|aa)/g, function (a, b) {
			l.push(a);

			if (a == 'AA' || a == 'aa')
				return a == 'AA' ? '(AM|PM)' : '(am|pm)';

			return '([0-9]{' + (a == 'YYYY' ? 4 : (a == 'g' ? '1,2' : 2)) + '})'
		});

		for (i=1, c=0, m = new RegExp('^' + f + '$').exec(s); m && i<m.length; i++) {
			r = l[i-1];
			v = parseInt(m[i]);

			c += r == 'mm' && (v < 1 || v > 12);
			c += r == 'dd' && (v < 1 || v > 31);
			c += r == 'HH' && v > 23;
			c += (r == 'hh' || r == 'g') && (v < 1 || v > 12);
			c += (r == 'ii' || r == 'ss') && (v < 0 || v > 59);
		}

		return m && c < 1;
	},

	test : function(s, p) {
		s = s.nodeType == 1 ? s.value : s;

		return s == '' || new RegExp(p).test(s);
	}
};

var AutoValidator = {
	customTypes : new Array(),
	settings : {
		id_cls : 'id',
		int_cls : 'int',
		url_cls : 'url',
		number_cls : 'number',
		email_cls : 'email',
		size_cls : 'size',
		required_cls : 'required',
		invalid_cls : 'invalid',
		min_cls : 'min',
		max_cls : 'max',
		confirm_cls : 'confirm',
		confirmmsg_cls : 'confirmmsg',
		notconfirmed_cls : 'notconfirmed',
		date_cls : 'date',
		time_cls : 'time',
		datetime_cls : 'datetime',
		date_format : 'YYYY-mm-dd',
		time_format : 'HH:ii',
		datetime_format : 'YYYY-mm-dd HH:ii'
	},

	init : function(s) {
		var n;

		for (n in s)
			this.settings[n] = s[n];
	},

	addCustomType : function(c, f) {
		this.customTypes.push({cls : c, func : f});
	},

	validate : function(f) {
		var i, nl, s = this.settings, c = 0;

		nl = this.tags(f, 'label');
		for (i=0; i<nl.length; i++)
			this.removeClass(nl[i], s.invalid_cls);

		c += this.markGroups(f);
		c += this.validateElms(f, 'input');
		c += this.validateElms(f, 'select');
		c += this.validateElms(f, 'textarea');

		this.markLabels(f, f, c == 3 ? '' : s.invalid_cls);

		return c == 3;
	},

	invalidate : function(n) {
		this.mark(n.form, n);
	},

	reset : function(e) {
		var t = new Array('label', 'input', 'select', 'textarea');
		var i, j, nl, s = this.settings;

		if (e == null)
			return;

		for (i=0; i<t.length; i++) {
			nl = this.tags(e.form ? e.form : e, t[i]);
			for (j=0; j<nl.length; j++) {
				this.removeClass(nl[j], s.invalid_cls);
				this.removeClass(nl[j], s.notconfirmed_cls);
			}
		}
	},

	markGroups : function(f) {
		var nl, i, x, nx, s = this.settings, st, os = 0;

		nl = this.tags(f, 'div');
		for (i=0; i<nl.length; i++) {
			st = 0;

			if (this.hasClass(nl[i], s.required_cls)) {
				if (this.hasClass(nl[i], s.required_cls)) {
					nx = this.tags(nl[i], 'input');

					for (x=0; x<nx.length; x++) {
						if (nx[x].checked || !Validator.isEmpty(nx[x])) {
							st = 1;
							break;
						}
					}
				}

				if (!st)
					os += !this.mark(f, nl[i]);
			}
		}

		return os;
	},

	validateElms : function(f, e) {
		var nl, i, n, s = this.settings, ct = this.customTypes, st = true, va = Validator, v, x;

		nl = this.tags(f, e);
		for (i=0; i<nl.length; i++) {
			n = nl[i];

			this.removeClass(n, s.invalid_cls);

			if (this.hasClass(n, s.required_cls) && va.isEmpty(n))
				st = this.mark(f, n);

			if (this.hasClass(n, s.notconfirmed_cls)) {
				this.removeClass(n, s.confirm_cls);
				this.removeClass(n, s.notconfirmed_cls);
				this.markLabels(f, n, '', s.notconfirmed_cls);
			}

			if (this.hasClass(n, s.confirm_cls) && va.isEmpty(n)) {
				this.addClass(n, s.notconfirmed_cls);
				st = this.markLabels(f, n, s.notconfirmed_cls, 0, s.confirmmsg_cls);
			}

			if (this.hasClass(n, s.number_cls) && !va.isNumber(n))
				st = this.mark(f, n);

			if (this.hasClass(n, s.int_cls) && !va.isNumber(n, true))
				st = this.mark(f, n);

			if (this.hasClass(n, s.url_cls) && !va.isAbsUrl(n))
				st = this.mark(f, n);

			if (this.hasClass(n, s.email_cls) && !va.isEmail(n))
				st = this.mark(f, n);

			if (this.hasClass(n, s.size_cls) && !va.isSize(n))
				st = this.mark(f, n);

			if (this.hasClass(n, s.id_cls) && !va.isId(n))
				st = this.mark(f, n);

			if (this.hasClass(n, s.min_cls, true)) {
				v = this.getNum(n, s.min_cls);

				if (isNaN(v) || parseInt(n.value) < parseInt(v))
					st = this.mark(f, n);
			}

			if (this.hasClass(n, s.max_cls, true)) {
				v = this.getNum(n, s.max_cls);

				if (isNaN(v) || parseInt(n.value) > parseInt(v))
					st = this.mark(f, n);
			}

			if (this.hasClass(n, s.date_cls) && !va.isDateTime(n, s.date_format))
				st = this.mark(f, n);

			if (this.hasClass(n, s.time_cls) && !va.isDateTime(n, s.time_format))
				st = this.mark(f, n);

			if (this.hasClass(n, s.datetime_cls) && !va.isDateTime(n, s.datetime_format))
				st = this.mark(f, n);

			for (x=0; x<ct.length; x++) {
				if (this.hasClass(n, ct[x].cls) && !ct[x].func(n))
					st = this.mark(f, n);
			}
		}

		return st;
	},

	hasClass : function(n, c, d) {
		return new RegExp('\\b' + c + (d ? '[\\-?0-9]+' : '') + '\\b', 'g').test(n.className);
	},

	getNum : function(n, c) {
		c = n.className.match(new RegExp('\\b' + c + '\\-?([0-9]+)\\b', 'g'))[0];
		c = c.replace(/[^0-9\-]/g, '');

		return c;
	},

	addClass : function(n, c, b) {
		var o = this.removeClass(n, c);
		n.className = b ? c + (o != '' ? (' ' + o) : '') : (o != '' ? (o + ' ') : '') + c;
	},

	removeClass : function(n, c) {
		c = n.className.replace(new RegExp("(^|\\s+)" + c + "(\\s+|$)"), ' ');
		return n.className = c != ' ' ? c : '';
	},

	tags : function(f, s) {
		return f.getElementsByTagName(s);
	},

	mark : function(f, n) {
		var s = this.settings;

		this.addClass(n, s.invalid_cls);
		this.markLabels(f, n, s.invalid_cls);

		return false;
	},

	markLabels : function(f, n, ic, rc, hc) {
		var nl, i;

		nl = this.tags(f, "label");

		for (i=0; i<nl.length; i++) {
			if ((nl[i].getAttribute("for") == n.id || nl[i].htmlFor == n.id) && (!hc || this.hasClass(nl[i], hc))) {
				!rc || this.removeClass(nl[i], rc);
				!ic || this.addClass(nl[i], ic);
			}
		}

		return false;
	}
};

		AutoValidator.addCustomType('custom', function (n) {
			return /^[ABC]+$/.postjoblisting(n.value);
		});
		
		AutoValidator.addCustomType('custom', function (n) {
			return /^[ABC]+$/.sendmess(n.value);
		});