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validarNumTarjeta, checkRut, formatearRut 🇨🇱
function validarNumTarjeta(element, show){
exvisa = /^4[0-9]{3,}$/g;
exmaster = /^5[1-9][0-9]{2,}$/g;
examerican = /^3[47][0-9]{2,}$/g;
exdinner= /^3(?:0[0-5]|[68][0-9])[0-9]{1,}$/g;
element.on('input', function(e){
if (/\D/g.test(this.value)){
this.value = this.value.replace(/\D/g, '');
var text = this.value.replace(/\D/g, '').split('');
if(text.length <= 16){
var textoFinal ="";
$.each(text, function(index, value){
if(index%4 === 0 && index>0){textoFinal+=" ";}
textoFinal+=value;
if(index === text.length-1){element.val(textoFinal);}
});
}else{this.value = this.value.substr(0,16);}
}else{
var cod = this.value.replace(/\D/g,'');
var text = this.value.replace(/\D/g,'').split('');
if(text.length <= 16){
var textoFinal ="";
$.each(text, function(index, value){
if(text.length >= 4 && show){
if(exvisa.test(cod)){$("#visa-card").show();}
if(exmaster.test(cod)){$("#master-card").show();}
if(exdinner.test(cod)){$("#dinners-card").show();}
if(examerican.test(cod)){$("#american-card").show();}
}else{
$("#visa-card").hide();
$("#american-card").hide();
$("#master-card").hide();
$("#dinners-card").hide();
}
if(index%4 === 0 && index>0){textoFinal+=" ";}
textoFinal+=value;
if(index === text.length-1){element.val(textoFinal);}
});
}else{this.value = this.value.substr(0,16);}
}
});
}
function checkRut(rut) {
var valor = rut.replace(/[.]/g,'');
valor = valor.replace(/[-]/g,'');
cuerpo = valor.slice(0,-1);
dv = valor.slice(-1).toUpperCase();
rut = cuerpo + '-'+ dv;
if(cuerpo.length < 7) {return false; }
suma = 0;
multiplo = 2;
for(i=1;i<=cuerpo.length;i++) {
index = multiplo * valor.charAt(cuerpo.length - i);
suma = suma + index;
if(multiplo < 7) { multiplo = multiplo + 1; } else { multiplo = 2; }
}
dvEsperado = 11 - (suma % 11);
dv = (dv == 'K')?10:dv;
dv = (dv == 0)?11:dv;
if(dvEsperado != dv) {return false; }
return true;
}
function formatearRut(element){
element.on('input', function(e){
var text = this.value.replace(/[.-]/g,'');
if(text[text.length-1].toUpperCase() === "K" && text[text.length-2].toUpperCase() === "K"){ text = text.substr(0,text.length-1); }
var textoFinal = "";
$.each(text.split(''), function(index, value){
textoFinal.replace(/[.-]/g,'');
if( !(/[0-9]/g).test(value) && value!=='k' && value!=='K'){
value = '';
}else{
if(text.length<=8){
if(index!=7 && (value!=='k' || value!=='K')){value= value.replace(/\D/g,'');}
if(index === 1){textoFinal+=".";}
if(index === 4){textoFinal+=".";}
if(index === 7){textoFinal+="-";}
textoFinal+=value;
}else{
if(index!=8 && (value!=='k' || value!=='K')){value= value.replace(/\D/g,'');}
if(index === 2){textoFinal+=".";}
if(index === 5){textoFinal+=".";}
if(index === 8){textoFinal+="-";}
textoFinal+=value;
}
}
});
this.value = textoFinal;
checkRut(this.value) ? this.setCustomValidity('') : this.setCustomValidity('Rut Invalido');
});
};
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