/*
* Código de identificación fiscal ( CIF ) is the tax identification code for Spanish legal entities
* Further rules can be found in Spanish on http://es.wikipedia.org/wiki/C%C3%B3digo_de_identificaci%C3%B3n_fiscal
*
* Spanish CIF structure:
*
* [ T ][ P ][ P ][ N ][ N ][ N ][ N ][ N ][ C ]
*
* Where:
*
* T: 1 character. Kind of Organization Letter: [ABCDEFGHJKLMNPQRSUVW]
* P: 2 characters. Province.
* N: 5 characters. Secuencial Number within the province.
* C: 1 character. Control Digit: [0-9A-J].
*
* [ T ]: Kind of Organizations. Possible values:
*
* A. Corporations
* B. LLCs
* C. General partnerships
* D. Companies limited partnerships
* E. Communities of goods
* F. Cooperative Societies
* G. Associations
* H. Communities of homeowners in horizontal property regime
* J. Civil Societies
* K. Old format
* L. Old format
* M. Old format
* N. Nonresident entities
* P. Local authorities
* Q. Autonomous bodies, state or not, and the like, and congregations and religious institutions
* R. Congregations and religious institutions (since 2008 ORDER EHA/451/2008)
* S. Organs of State Administration and regions
* V. Agrarian Transformation
* W. Permanent establishments of non-resident in Spain
*
* [ C ]: Control Digit. It can be a number or a letter depending on T value:
* [ T ] --> [ C ]
* ------ ----------
* A Number
* B Number
* E Number
* H Number
* K Letter
* P Letter
* Q Letter
* S Letter
*
*/
$.validator.addMethod( "cifES", function( value, element ) {
"use strict";
if ( this.optional( element ) ) {
return true;
}
var cifRegEx = new RegExp( /^([ABCDEFGHJKLMNPQRSUVW])(\d{7})([0-9A-J])$/gi );
var letter = value.substring( 0, 1 ), // [ T ]
number = value.substring( 1, 8 ), // [ P ][ P ][ N ][ N ][ N ][ N ][ N ]
control = value.substring( 8, 9 ), // [ C ]
all_sum = 0,
even_sum = 0,
odd_sum = 0,
i, n,
control_digit,
control_letter;
function isOdd( n ) {
return n % 2 === 0;
}
// Quick format test
if ( value.length !== 9 || !cifRegEx.test( value ) ) {
return false;
}
for ( i = 0; i < number.length; i++ ) {
n = parseInt( number[ i ], 10 );
// Odd positions
if ( isOdd( i ) ) {
// Odd positions are multiplied first.
n *= 2;
// If the multiplication is bigger than 10 we need to adjust
odd_sum += n < 10 ? n : n - 9;
// Even positions
// Just sum them
} else {
even_sum += n;
}
}
all_sum = even_sum + odd_sum;
control_digit = ( 10 - ( all_sum ).toString().substr( -1 ) ).toString();
control_digit = parseInt( control_digit, 10 ) > 9 ? "0" : control_digit;
control_letter = "JABCDEFGHI".substr( control_digit, 1 ).toString();
// Control must be a digit
if ( letter.match( /[ABEH]/ ) ) {
return control === control_digit;
// Control must be a letter
} else if ( letter.match( /[KPQS]/ ) ) {
return control === control_letter;
}
// Can be either
return control === control_digit || control === control_letter;
}, "Please specify a valid CIF number." );
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