class.ilADTIntegerDefinition.php

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<?php
 
class ilADTIntegerDefinition extends ilADTDefinition
{       
        protected $min_value; // [int]
        protected $max_value; // [int]
        protected $suffix; // [string]
        
        
        // properties
        
        public function handleNumber($a_value)
        {
                if(!is_numeric($a_value))
                {
                        $a_value = null;
                }
                if($a_value !== null)
                {                       
                        // round?
                        $a_value = (int)$a_value;                       
                }
                return $a_value;
        }
        
        public function getMin()
        {
                return $this->min;
        }
        
        public function setMin($a_value)
        {
                $this->min = $this->handleNumber($a_value);
        }
        
        public function getMax()
        {
                return $this->max;
        }
        
        public function setMax($a_value)
        {
                $this->max = $this->handleNumber($a_value);
        }
        
        public function getSuffix()
        {
                return $this->suffix;
        }
        
        public function setSuffix($a_value)
        {
                $this->suffix = trim($a_value);
        }
        
        
        // comparison
        
        public function isComparableTo(ilADT $a_adt)
        {
                // has to be number-based
                return ($a_adt instanceof ilADTInteger);
        }
}
 
?>