Created
March 16, 2011 21:08
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jquery validate CPF, a brazilian document equivalent to social security - try: http://jsbin.com/gist/873308#preview ( originally at http://jsbin.com/agida4/16/edit )
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <script class="jsbin" src="http://ajax.googleapis.com/ajax/libs/jquery/1.5/jquery.min.js"></script> | |
| <script class="jsbin" src="http://ajax.microsoft.com/ajax/jquery.validate/1.7/jquery.validate.min.js" type="text/javascript"></script> | |
| <script src="jquery.validate.cpf.js"></script> | |
| <script type="text/javascript"> | |
| $(function () { | |
| var $cpf = $("#id_cpf").attr("name"); | |
| var $params = {debug:false, rules:{}, messages:{}}; | |
| $params['rules'][$cpf] = "cpf"; | |
| $params['messages'][$cpf] = "CPF inválido"; | |
| $("#frm").validate($params); | |
| }); | |
| </script> | |
| <title>JS Bin</title> | |
| <!--[if IE]> | |
| <script src="http://html5shiv.googlecode.com/svn/trunk/html5.js"></script> | |
| <![endif]--> | |
| <style> | |
| article, aside, figure, footer, header, hgroup, menu, nav, section { display: block; } | |
| </style> | |
| </head> | |
| <body> | |
| <form action="" method="POST" id="frm"> | |
| <fieldset> | |
| <legend>Validar CPF</legend> | |
| <label for="id_cpf">CPF</label> | |
| <input type="text" name="cpf_field" id="id_cpf" /> | |
| <input type="submit" value="validar" /> | |
| </fieldset> | |
| </form> | |
| </body> | |
| </html> |
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| // anonymous original author, but here's a good source: http://www.tidbits.com.br/colecao-de-metodos-para-o-plugin-validate-do-jquery | |
| (function ($) { | |
| $.validator.addMethod('cpf',function(value,element,param) { | |
| $return = true; | |
| // this is mostly not needed | |
| var invalidos = [ | |
| '111.111.111-11', | |
| '222.222.222-22', | |
| '333.333.333-33', | |
| '444.444.444-44', | |
| '555.555.555-55', | |
| '666.666.666-66', | |
| '777.777.777-77', | |
| '888.888.888-88', | |
| '999.999.999-99', | |
| '000.000.000-00' | |
| ]; | |
| for(i=0;i<invalidos.length;i++) { | |
| if( invalidos[i] == value) { | |
| $return = false; | |
| } | |
| } | |
| value = value.replace("-",""); | |
| value = value.replace(/\./g,""); | |
| //validando primeiro digito | |
| add = 0; | |
| for ( i=0; i < 9; i++ ) { | |
| add += parseInt(value.charAt(i), 10) * (10-i); | |
| } | |
| rev = 11 - ( add % 11 ); | |
| if( rev == 10 || rev == 11) { | |
| rev = 0; | |
| } | |
| if( rev != parseInt(value.charAt(9), 10) ) { | |
| $return = false; | |
| } | |
| //validando segundo digito | |
| add = 0; | |
| for ( i=0; i < 10; i++ ) { | |
| add += parseInt(value.charAt(i), 10) * (11-i); | |
| } | |
| rev = 11 - ( add % 11 ); | |
| if( rev == 10 || rev == 11) { | |
| rev = 0; | |
| } | |
| if( rev != parseInt(value.charAt(10), 10) ) { | |
| $return = false; | |
| } | |
| return $return; | |
| }); | |
| })(jQuery); |
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