[aporte] sistema de validación de datos

[GrupoC]

Código PHP:

  private function validateINTEGER($value)
    {
        $return="El campo $this->field ";
        
        if(!ctype_digit(strval($value)))
            return $this->showValidation($return."ha de ser un número entero");
        
        $options=array("options"=>array());
        
        if(isset($this->min))
            $options["options"]["min_range"]=$this->min;
        if(isset($this->max))
            $options["options"]["max_range"]=$this->max;
        
        if(!filter_var($value, FILTER_VALIDATE_INT,$options)) {
            if(isset($this->min) && isset($this->max))
                $return.="ha de estar en el rango [$this->min - $this->max]";
            elseif(isset($this->min) && !isset($this->max))
                $return.="ha de ser mayor que $this->min";
            elseif(!isset($this->min) && isset($this->max))
                $return.="ha de ser menor que $this->max";
            return $this->showValidation($return);
        }
        return $this->showValidation();
    }
    
    private function validateFLOAT($value)
    {
        $return="El campo $this->field ";
        
        if(!is_numeric(strval($value)))
            return $this->showValidation($return."ha de ser un numérico");
 
        if($this->numdec==0)
            return $this->validateINTEGER($value);
        
        if(!filter_var($value, FILTER_VALIDATE_FLOAT)) 
            return $this->showValidation($return."no es un numérico válido");
 
        if(strpos($value,".")!==false) {
            $qdecimals=explode(".",$value);
            $qdecimals=strlen($qdecimals[1]);
            
            if($qdecimals!=$this->numdec)
                $this->showValidation($return."ha de tener $this->numdec decimales");
            elseif(isset($this->min) || isset($this->max)) {
                if(isset($this->min) && !isset($this->max)) {
                    if($value<$this->min)
                        return $this->showValidation($return."ha de ser mayor que $this->min");
                }
                elseif(!isset($this->min) && isset($this->max)) {
                    if($value>$this->max)
                        return $this->showValidation($return."ha de ser menor que $this->max");
                }
                else {
                    if($value>$this->max || $value<$this->min) {
                        if($value>$this->max && $value>=$this->min)
                            return $this->showValidation($return."ha de ser menor que $this->max");
                        elseif($value<=$this->max && $value<$this->min)
                            return $this->showValidation($return."ha de ser mayor que $this->min");
                        else
                            return $this->showValidation($return."ha de estar en el rango [$this->min - $this->max]");
                    }
                }
            }
        }
        else
            return $this->showValidation($return."ha de tener $this->numdec decimales");
        return $this->showValidation();
    }
    
    private function extractDate($date)
    {
        $date=explode($this->sep,$date);
        $month=$date[1];
        if($this->sql==0) {
            $year=$date[2];
            $day=$date[0];
        }
        else {
            $year=$date[0];
            $day=$date[2];            
        }
        if($day<10) $day="0".$day;
        if($month<10) $day="0".$month;
        return $year.$month.$day;
    }
    private function validateDATE($value)
    {
        $return="El campo $this->field ";
        $date=explode($this->sep,$value);
        if(count($date)!=3 || strlen($value)!=10) {
            if($this->sql==0)
                $format="dd".$this->sep."mm".$this->sep."yyyy";
            else
                $format="yyyy".$this->sep."mm".$this->sep."dd";
            return $this->showValidation($return."no tiene el formato correcto ($format)");
        }
        
        $month=$date[1];
        
        if($this->sql==0) {
            $year=$date[2];
            $day=$date[0];
        }
        else {
            $year=$date[0];
            $day=$date[2];            
        }
        
        if(!checkdate((int)$month,(int)$day,(int)$year))
            return $this->showValidation($return."no es correcto (fecha inv&aacute;lida)");
            
        if(isset($this->mindate) && isset($this->maxdate)) {
            $mindate=$this->extractDate($this->mindate);
            $maxdate=$this->extractDate($this->maxdate);
            $date=$this->extractDate($value);
            if($date>$maxdate || $date<$mindate)
                return $this->showValidation($return."ha de estar en el rango [$this->mindate , $this->maxdate]");
        }
        elseif(isset($this->mindate) && !isset($this->maxdate)) {
            $mindate=$this->extractDate($this->mindate);
            $date=$this->extractDate($value);
            if($date<$mindate)
                return $this->showValidation($return."ha de ser mayor que $this->mindate");
        }
        elseif(!isset($this->mindate) && isset($this->maxdate)) {
            $maxdate=$this->extractDate($this->maxdate);
            $date=$this->extractDate($value);
            if($date>$maxdate)
                return $this->showValidation($return."ha de ser menor que $this->maxdate");
        }
        
        return $this->showValidation();
    }
 
    private function DNI_Word($dni)
    {
        return substr("TRWAGMYFPDXBNJZSQVHLCKE",strtr($dni,"XYZ","012")%23,1);
    }
    
    private function validateDNI($value)
    {
        $return="El campo $this->field ";
        if(strlen($value)!=9)
            return $this->showValidation($return."debe contener 9 caracteres");
        
        $last=strtoupper(substr($value,-1));
        $first=strtoupper(substr($value,0,1));
        $numbers=str_replace("X","0",strtoupper(substr($value,0,-1)));
 
        if(!ctype_digit($first) && $first!="X")
            return $this->showValidation($return."es err&oacute;neo (revisar el primer caracter)");
        if(!ctype_digit($numbers))
            return $this->showValidation($return."es incorrecto");
        if($this->DNI_Word($numbers)!=$last)
            return $this->showValidation("La letra del campo $this->field no es correcta");
 
        return $this->showValidation();
    }
 
    private function validateEMAIL($value)
    {
        $return="El campo $this->field ";
        if(!filter_var($value, FILTER_VALIDATE_EMAIL))
            return $this->showValidation($return."no tiene el formato correcto");
        return $this->showValidation();
    }
    
    private function validateURL($value)
    {
        $return="El campo $this->field ";
        if(!filter_var($value, FILTER_VALIDATE_URL))
            return $this->showValidation($return."no tiene el formato correcto");
        return $this->showValidation();
    }
    
    private function validateIP($value)
    {
        $return="El campo $this->field no tiene el formato correcto ";
        $option="";
        if(isset($this->only))
            $option="FILTER_FLAG_".strtoupper($this->only);
        if(!filter_var($value, FILTER_VALIDATE_IP,$option))
            if(isset($this->only))
                return $this->showValidation($return."(debe respetar el protocolo ".strtoupper($this->only).")");
            else 
                return $this->showValidation($return);
        return $this->showValidation();
    }
 
    private function validatePASS($value)
    {
        $return="El campo $this->field ";
        if(isset($this->minchr) && strlen($value)<$this->minchr)
            return $this->showValidation($return."ha de tener como m&iacute;nimo $this->minchr caracteres");
        if(isset($this->maxchr) && strlen($value)>$this->maxchr)
            return $this->showValidation($return."ha de tener como m&aacute;ximo $this->maxchr caracteres");
        if (!preg_match('`[a-z]`',$value))
            return $this->showValidation($return."ha de tener como m&iacute;nimo 1 letra min&uacute;scula");
        if (!preg_match('`[A-Z]`',$value))
            return $this->showValidation($return."ha de tener como m&iacute;nimo 1 letra may&uacute;scula");
        if (!preg_match('`[0-9]`',$value))
            return $this->showValidation($return."ha de tener como m&iacute;nimo 1 n&uacute;mero");
        return $this->showValidation();
    }
 
    private function validateHOUR($value)
    {
        $return="El campo $this->field ";
        $hour=explode($this->sep,$value);
        
        if(strlen($value)!=5)
            return $this->showValidation($return."no es correcto");
        if(count($hour)!=2) {
            $format="HH".$this->sep."MM";
            return $this->showValidation($return."no tiene el formato correcto ($format)");
        }
        
        $minute=$hour[1];
        $hour=$hour[0];
        
        if(isset($this->tfh) && $this->tfh=="1") {
            if($hour<0 || $hour>=24 || $minute<0 || $minute>59)
                return $this->showValidation($return." no es una hora v&aacute;lida (ha de ser 24h)");
        }
        else {
            if($hour<0 || $hour>=12 || $minute<0 || $minute>59)
                return $this->showValidation($return." no es una hora v&aacute;lida (ha de ser 12h)");
        }
        return $this->showValidation();
    }