// Title: Tigra Form Validator
// URL: http://www.softcomplex.com/products/tigra_form_validator/
// Version: 1.3
// Date: 08/25/2005 (mm/dd/yyyy)
// Notes: This script is free. Visit official site for further details.

// regular expressions or function to validate the format
var re_dt = /^(\d{1,2})\-(\d{1,2})\-(\d{4})$/,
re_tm = /^(\d{1,2})\:(\d{1,2})\:(\d{1,2})$/,
a_formats = {
	'alpha'   : /^[a-zA-Z\.\-]*$/,
	'alphanum': /^\w+$/,
	'unsigned': /^\d+$/,
	'integer' : /^[\+\-]?\d*$/,
	'real'    : /^[\+\-]?\d*\.?\d*$/,
	'email'   : /^[\w-\.]+\@[\w\.-]+\.[a-z]{2,4}$/,
	'phone'   : /^[\d\.\s\-]+$/,
	'date'    : function (s_date) {
		// check format
		if (!re_dt.test(s_date))
			return false;
		// check allowed ranges	
		if (RegExp.$1 > 31 || RegExp.$2 > 12)
			return false;
		// check number of day in month
		var dt_test = new Date(RegExp.$3, Number(RegExp.$2-1), RegExp.$1);
		if (dt_test.getMonth() != Number(RegExp.$2-1))
			return false;
		return true;
	},
	'time'    : function (s_time) {
		// check format
		if (!re_tm.test(s_time))
			return false;
		// check allowed ranges	
		if (RegExp.$1 > 23 || RegExp.$2 > 59 || RegExp.$3 > 59)
			return false;
		return true;
	},
	'img'    : function (s_img) {
		 if(s_img.toLowerCase().search("\[A-Za-z1-9]*jpg$\|gif$\|jpeg$") == -1) 
			return false;
		else	
			return true;
	},
	'pdf'    : function (s_pdf) {
        if (s_pdf.toLowerCase().search("\[A-Za-z1-9]*pdf$") == -1) 
			return false;
		else	
			return true;
	},
	'doc'    : function (s_doc) {
        if (s_doc.toLowerCase().search("\[A-Za-z1-9]*doc$") == -1) 
			return false;
		else	
			return true;
	}	
},
a_messages = {'pt' : ['Nenhum nome do formulrio passou na rotina do Validator',
				      'Nenhum array do campo "%form%" passou na rotina do Validator',
			          'O formulrio "%form%" não pode ser encontrado no documento',
			          'Entrada imcompleta no campo de formulário "%n%". Atributo "l" não encontrado',
			          'Não encontrado o campo "%n%" no formulário "%form%"',
			          'Não encontrada a label tag (id="%t%")',
			          'Não foi possível validar. Campo "%m%" não encontrado',
			          '%l% é de preenchimento obrigatório',
			          '%l% deve possuir no mínimo %mn% caracteres',
			          '%l% deve possuir no máximo %mx% caracteres',
			          '%v% não é um valor válido para %l%',
			          '%l% deve ser igual a "%ml%"'],
				 
			  'en' : ['No form name passed to validator construction routine', 
				 	  'No array of "%form%" form fields passed to validator construction routine',
					  'Form "%form%" can not be found in this document',
					  'Incomplete "%n%" form field descriptor entry. "l" attribute is missing',
					  'Can not find form field "%n%" in the form "%form%"',
					  'Can not find label tag (id="%t%")',
					  'Can not verify match. Field "%m%" was not found',
					  '"%l%" is a required field',
					  'Value for "%l%" must be %mn% characters or more',
					  'Value for "%l%" must be no longer than %mx% characters',
					  '"%v%" is not valid value for "%l%"',
					  '"%l%" must match "%ml%"']
		}


// validator counstruction routine
function validator(s_form, a_fields, o_cfg) {
	this.f_error = validator_error;
	this.language = o_cfg.language ? o_cfg.language : 'pt';
	
	this.f_alert = o_cfg && o_cfg.alert
		? function(s_msg) { alert(s_msg); return false }
		: function() { return false };
		
	// check required parameters
	if (!s_form)	
		return this.f_alert(this.f_error(0));
	this.s_form = s_form;
	
	if (!a_fields || typeof(a_fields) != 'object')
		return this.f_alert(this.f_error(1));
	this.a_fields = a_fields;

	this.a_2disable = o_cfg && o_cfg['to_disable'] && typeof(o_cfg['to_disable']) == 'object'
		? o_cfg['to_disable']
		: [];
		
	this.exec = validator_exec;
}

// validator execution method
function validator_exec() {
	var o_form = document.forms[this.s_form];
	if (!o_form)	
		return this.f_alert(this.f_error(2));
		
	b_dom = document.body && document.body.innerHTML;
	
	// check integrity of the form fields description structure
	for (var n_key in this.a_fields) {
		// check input description entry
		this.a_fields[n_key]['n'] = n_key;
		
		if (!this.a_fields[n_key]['l'])
			return this.f_alert(this.f_error(3, this.a_fields[n_key]));
			
		o_input = o_form.elements[n_key];
		if (!o_input)
			return this.f_alert(this.f_error(4, this.a_fields[n_key]));
		this.a_fields[n_key].o_input = o_input;
	}

	// reset labels highlight
	if (b_dom)
		for (var n_key in this.a_fields) 
			if (this.a_fields[n_key]['t']) {
				var s_labeltag = this.a_fields[n_key]['t'], e_labeltag = get_element(s_labeltag);
				if (!e_labeltag)
					return this.f_alert(this.f_error(5, this.a_fields[n_key]));
				this.a_fields[n_key].o_tag = e_labeltag;
				
				// normal state parameters assigned here
				//#####
				e_labeltag.className = '';
			}

	// collect values depending on the type of the input
	for (var n_key in this.a_fields) {
		var s_value = '';
		o_input = this.a_fields[n_key].o_input;
		if (o_input.type == 'checkbox') // checkbox
			s_value = o_input.checked ? o_input.value : '';
		else if (o_input.value) // text, password, hidden
			s_value = o_input.value;
		else if (o_input.options) // select
			s_value = o_input.selectedIndex > -1
				? o_input.options[o_input.selectedIndex].value
				: null;
		else if (o_input.length > 0) // radiobuton
			for (var n_index = 0; n_index < o_input.length; n_index++)
				if (o_input[n_index].checked) {
					s_value = o_input[n_index].value;
					break;
				}
		this.a_fields[n_key]['v'] = s_value.replace(/(^\s+)|(\s+$)/g, '');
	}
	
	// check for errors
	var n_errors_count = 0,
		n_another, o_format_check;
	for (var n_key in this.a_fields) {
		o_format_check = this.a_fields[n_key]['f'] && a_formats[this.a_fields[n_key]['f']]
			? a_formats[this.a_fields[n_key]['f']]
			: null;

		// reset previous error if any
		this.a_fields[n_key].n_error = null;

		// check reqired fields
		if (this.a_fields[n_key]['r'] && !this.a_fields[n_key]['v']) {
			this.a_fields[n_key].n_error = 1;
			n_errors_count++;
		}
		// check length
		else if (this.a_fields[n_key]['mn'] && this.a_fields[n_key]['v'] != '' && String(this.a_fields[n_key]['v']).length < this.a_fields[n_key]['mn']) {
			this.a_fields[n_key].n_error = 2;
			n_errors_count++;
		}
		else if (this.a_fields[n_key]['mx'] && String(this.a_fields[n_key]['v']).length > this.a_fields[n_key]['mx']) {
			this.a_fields[n_key].n_error = 3;
			n_errors_count++;
		}
		// check format
		else if (this.a_fields[n_key]['v'] && this.a_fields[n_key]['f'] && (
			(typeof(o_format_check) == 'function'
			&& !o_format_check(this.a_fields[n_key]['v']))
			|| (typeof(o_format_check) != 'function'
			&& !o_format_check.test(this.a_fields[n_key]['v'])))
			) {
			this.a_fields[n_key].n_error = 4;
			n_errors_count++;
		}
		// check match	
		else if (this.a_fields[n_key]['m']) {
			for (var n_key2 in this.a_fields)
				if (n_key2 == this.a_fields[n_key]['m']) {
					n_another = n_key2;
					break;
				}
			if (n_another == null)
				return this.f_alert(this.f_error(6, this.a_fields[n_key]));
			if (this.a_fields[n_another]['v'] != this.a_fields[n_key]['v']) {
				this.a_fields[n_key]['ml'] = this.a_fields[n_another]['l'];
				this.a_fields[n_key].n_error = 5;
				n_errors_count++;
			}
		}
		
	}

	// collect error messages and highlight captions for errorneous fields
	var s_alert_message = '',
		e_first_error;

	if (n_errors_count) {
		for (var n_key in this.a_fields) {
			var n_error_type = this.a_fields[n_key].n_error,
				s_message = '';
				
			if (n_error_type)
				s_message = this.f_error(n_error_type + 6, this.a_fields[n_key]);

			if (s_message) {
				if (!e_first_error)
					e_first_error = o_form.elements[n_key];
				s_alert_message += s_message + "\n";
				// highlighted state parameters assigned here
				if (b_dom && this.a_fields[n_key].o_tag)
					this.a_fields[n_key].o_tag.className = 'tfvHighlight';
			}
		}
		alert(s_alert_message);
		// set focus to first errorneous field
		if (e_first_error.focus && e_first_error.type != 'hidden'  && !e_first_error.disabled)
			eval("e_first_error.focus()");
		// cancel form submission if errors detected
		return false;
	}
	
	for (n_key in this.a_2disable)
		if (o_form.elements[this.a_2disable[n_key]])
			o_form.elements[this.a_2disable[n_key]].disabled = true;

	return true;
}

function validator_error(n_index) {
	var s_ = a_messages[this.language][n_index], n_i = 1, s_key;
	for (; n_i < arguments.length; n_i ++)
		for (s_key in arguments[n_i])
			s_ = s_.replace('%' + s_key + '%', arguments[n_i][s_key]);
	s_ = s_.replace('%form%', this.s_form);
	return s_;
}

function get_element (s_id) {
	return (document.all ? document.all[s_id] : (document.getElementById ? document.getElementById(s_id) : null));
}


function isCPF(s_cpf) {
    var cpf = s_cpf;
   	cpf = cpf.replace(".", "").replace(".", "").replace("-", "");

    if (cpf == "00000000000" || cpf == "11111111111" || 
        cpf == "22222222222" || cpf == "33333333333" ||
        cpf == "44444444444" || cpf == "55555555555" || 
        cpf == "66666666666" || cpf == "77777777777" || 
        cpf == "88888888888" || cpf == "99999999999")
        return false;  

    var c = cpf.substr(0,9);
    var dv = cpf.substr(9,2);
    var d1 = 0;

    for (var i=0; i<9; i++) {
 	     d1 += c.charAt(i)*(10-i);
    }

    if (d1 == 0) {
	    return false;
    }

    d1 = 11 - (d1 % 11);
    if (d1 > 9) d1 = 0;

    if (dv.charAt(0) != d1){
      	return false;
    }

    d1 *= 2;
    for (var i=0; i<9; i++) {
         d1 += c.charAt(i)*(11-i);
    }

    d1 = 11 - (d1 % 11);
    if (d1 > 9) d1 = 0;

    if (dv.charAt(1) != d1){
  	    return false;
    }
    return true;
}

function isCNPJ(s_cnpj) {

    var cnpj = s_cnpj;
   	cnpj = cnpj.replace(".", "").replace(".", "").replace("/", "").replace("-", "");

	var i;
    var c = cnpj.substr(0,12);
    var dv = cnpj.substr(12,2);
    var d1 = 0;

    for (i = 0; i < 12; i++) {
         d1 += c.charAt(11-i)*(2+(i % 8));
    }

    if (d1 == 0) return false;
    d1 = 11 - (d1 % 11);

    if (d1 > 9) d1 = 0;  
	
	if (dv.charAt(0) != d1) {
		return false;
	}

    d1 *= 2;

    for (i = 0; i < 12; i++) {
	     d1 += c.charAt(11-i)*(2+((i+1) % 8));
	}

	d1 = 11 - (d1 % 11);

	if (d1 > 9) d1 = 0;

	if (dv.charAt(1) != d1) {
	    return false;
    }
    return true;
}

function isCreditCard(st) {
  if (st.length > 19)
      return (false);

  sum = 0; mul = 1; l = st.length;
  for (i = 0; i < l; i++) {
    digit = st.substring(l-i-1,l-i);
    tproduct = parseInt(digit ,10)*mul;
    if (tproduct >= 10)
      sum += (tproduct % 10) + 1;
    else
      sum += tproduct;
    if (mul == 1)
      mul++;
    else
      mul--;
  }
  if ((sum % 10) == 0)
    return (true);
  else
    return (false);
}