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<?php
namespace Icinga\Module\Director\CustomVariable;
use Icinga\Exception\ProgrammingError;
class CustomVariableNumber extends CustomVariable
{
// Hint: 'F' is intentional, this MUST NOT respect locales
const PRECISION = '%.9F';
public function equals(CustomVariable $var)
{
if (! $var instanceof CustomVariableNumber) {
return false;
}
$cur = $this->getValue();
$new = $var->getValue();
// Be tolerant when comparing floats:
if (is_float($cur) || is_float($new)) {
return sprintf(self::PRECISION, $cur)
=== sprintf(self::PRECISION, $new);
}
return $cur === $new;
}
public function getDbFormat()
{
return 'json';
}
public function getDbValue()
{
return json_encode($this->getValue());
}
public function getValue()
{
return $this->value;
}
public function setValue($value)
{
if (! is_int($value) && ! is_float($value)) {
throw new ProgrammingError(
'Expected a number, got %s',
var_export($value, 1)
);
}
$this->value = $value;
$this->deleted = false;
return $this;
}
public function toConfigString($renderExpressions = false)
{
if (is_int($this->value)) {
return (string) $this->value;
} else {
return sprintf(self::PRECISION, $this->value);
}
}
public function toLegacyConfigString()
{
return $this->toConfigString();
}
}
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