/*
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* Código de identificación fiscal ( CIF ) is the tax identification code for Spanish legal entities
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* Further rules can be found in Spanish on http://es.wikipedia.org/wiki/C%C3%B3digo_de_identificaci%C3%B3n_fiscal
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*/
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$.validator.addMethod( "cifES", function( value ) {
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"use strict";
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var num = [],
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controlDigit, sum, i, count, tmp, secondDigit;
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value = value.toUpperCase();
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// Quick format test
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if ( !value.match( "((^[A-Z]{1}[0-9]{7}[A-Z0-9]{1}$|^[T]{1}[A-Z0-9]{8}$)|^[0-9]{8}[A-Z]{1}$)" ) ) {
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return false;
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}
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for ( i = 0; i < 9; i++ ) {
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num[ i ] = parseInt( value.charAt( i ), 10 );
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}
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// Algorithm for checking CIF codes
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sum = num[ 2 ] + num[ 4 ] + num[ 6 ];
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for ( count = 1; count < 8; count += 2 ) {
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tmp = ( 2 * num[ count ] ).toString();
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secondDigit = tmp.charAt( 1 );
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sum += parseInt( tmp.charAt( 0 ), 10 ) + ( secondDigit === "" ? 0 : parseInt( secondDigit, 10 ) );
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}
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/* The first (position 1) is a letter following the following criteria:
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* A. Corporations
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* B. LLCs
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* C. General partnerships
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* D. Companies limited partnerships
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* E. Communities of goods
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* F. Cooperative Societies
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* G. Associations
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* H. Communities of homeowners in horizontal property regime
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* J. Civil Societies
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* K. Old format
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* L. Old format
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* M. Old format
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* N. Nonresident entities
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* P. Local authorities
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* Q. Autonomous bodies, state or not, and the like, and congregations and religious institutions
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* R. Congregations and religious institutions (since 2008 ORDER EHA/451/2008)
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* S. Organs of State Administration and regions
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* V. Agrarian Transformation
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* W. Permanent establishments of non-resident in Spain
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*/
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if ( /^[ABCDEFGHJNPQRSUVW]{1}/.test( value ) ) {
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sum += "";
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controlDigit = 10 - parseInt( sum.charAt( sum.length - 1 ), 10 );
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value += controlDigit;
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return ( num[ 8 ].toString() === String.fromCharCode( 64 + controlDigit ) || num[ 8 ].toString() === value.charAt( value.length - 1 ) );
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}
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return false;
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}, "Please specify a valid CIF number." );
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