Subversion-Projekte lars-tiefland.zeldi.de_alt

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Revision Autor Zeilennr. Zeile
2 lars 1 
/**
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 * Return true, if the value is a valid vehicle identification number (VIN).
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 *
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 * Works with all kind of text inputs.
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 *
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 * @example <input type="text" size="20" name="VehicleID" class="{required:true,vinUS:true}" />
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 * @desc Declares a required input element whose value must be a valid vehicle identification number.
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 *
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 * @name $.validator.methods.vinUS
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 * @type Boolean
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 * @cat Plugins/Validate/Methods
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 */
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$.validator.addMethod( "vinUS", function( v ) {
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	if ( v.length !== 17 ) {
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		return false;
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	}
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	var LL = [ "A", "B", "C", "D", "E", "F", "G", "H", "J", "K", "L", "M", "N", "P", "R", "S", "T", "U", "V", "W", "X", "Y", "Z" ],
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		VL = [ 1, 2, 3, 4, 5, 6, 7, 8, 1, 2, 3, 4, 5, 7, 9, 2, 3, 4, 5, 6, 7, 8, 9 ],
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		FL = [ 8, 7, 6, 5, 4, 3, 2, 10, 0, 9, 8, 7, 6, 5, 4, 3, 2 ],
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		rs = 0,
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		i, n, d, f, cd, cdv;
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	for ( i = 0; i < 17; i++ ) {
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		f = FL[ i ];
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		d = v.slice( i, i + 1 );
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		if ( i === 8 ) {
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			cdv = d;
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		}
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		if ( !isNaN( d ) ) {
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			d *= f;
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		} else {
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			for ( n = 0; n < LL.length; n++ ) {
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				if ( d.toUpperCase() === LL[ n ] ) {
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					d = VL[ n ];
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					d *= f;
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					if ( isNaN( cdv ) && n === 8 ) {
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						cdv = LL[ n ];
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					}
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					break;
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				}
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			}
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		}
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		rs += d;
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	}
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	cd = rs % 11;
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	if ( cd === 10 ) {
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		cd = "X";
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	}
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	if ( cd === cdv ) {
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		return true;
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	}
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	return false;
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}, "The specified vehicle identification number (VIN) is invalid." );