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Use instance methods to cast values for connection parameters.

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This commit is contained in:
Daniele Alessandri
2012-07-26 15:49:42 +02:00
parent 0e8d978348
commit 98112fdb39
1 changed files with 44 additions and 15 deletions
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lib/Predis/ConnectionParameters.php
+44 -15
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@@ -53,26 +53,55 @@ class ConnectionParameters implements ConnectionParametersInterface
}
/**
* Returns validators functions for the values of certain parameters.
* Returns cast functions for user-supplied parameter values.
*
* @return array
*/
protected function getValidators()
protected function getValueCasters()
{
$bool = function($value) { return (bool) $value; };
$float = function($value) { return (float) $value; };
$int = function($value) { return (int) $value; };
return array(
'port' => $int,
'async_connect' => $bool,
'persistent' => $bool,
'timeout' => $float,
'read_write_timeout' => $float,
'iterable_multibulk' => $bool,
'port' => 'self::castInteger',
'async_connect' => 'self::castBoolean',
'persistent' => 'self::castBoolean',
'timeout' => 'self::castFloat',
'read_write_timeout' => 'self::castFloat',
'iterable_multibulk' => 'self::castBoolean',
);
}
/**
* Validates value as boolean.
*
* @param mixed $value Input value.
* @return boolean
*/
private static function castBoolean($value)
{
return (bool) $value;
}
/**
* Validates value as float.
*
* @param mixed $value Input value.
* @return float
*/
private static function castFloat($value)
{
return (float) $value;
}
/**
* Validates value as integer.
*
* @param mixed $value Input value.
* @return int
*/
private static function castInteger($value)
{
return (int) $value;
}
/**
* Parses an URI string and returns an array of connection parameters.
*
@@ -110,9 +139,9 @@ class ConnectionParameters implements ConnectionParametersInterface
private function filter(Array $parameters)
{
if (count($parameters) > 0) {
$validators = array_intersect_key($this->getValidators(), $parameters);
foreach ($validators as $parameter => $validator) {
$parameters[$parameter] = $validator($parameters[$parameter]);
$casters = array_intersect_key($this->getValueCasters(), $parameters);
foreach ($casters as $parameter => $caster) {
$parameters[$parameter] = call_user_func($caster, $parameters[$parameter]);
}
}