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<?php
namespace Gt\PropFunc;
use ReflectionProperty;
trait MagicProp {
/** @var array<string, mixed> */
protected array $__prop = [];
/** @return mixed */
public function __get(string $name) {
$method = $this->getMagicPropMethod($name);
if(!method_exists($this, $method)) {
throw new PropertyDoesNotExistException($name);
}
return call_user_func([$this, $method]);
}
/** @param mixed $value */
public function __set(string $name, $value):void {
if(property_exists($this, $name)) {
$prop = new ReflectionProperty($this, $name);
if($prop->isPublic()) {
$this->$name = $value;
return;
}
}
$setMethod = $this->getMagicPropMethod($name, "set");
if(method_exists($this, $setMethod)) {
call_user_func([$this, $setMethod], $value);
return;
}
$getMethod = $this->getMagicPropMethod($name);
if(method_exists($this, $getMethod)) {
throw new PropertyReadOnlyException($name);
}
else {
throw new PropertyDoesNotExistException($name);
}
}
public function __isset(string $name):bool {
if(property_exists($this, $name)) {
return isset($this->$name);
}
$method = $this->getMagicPropMethod($name);
return method_exists($this, $method);
}
public function __unset(string $name):void {
$setMethod = $this->getMagicPropMethod($name, "set");
if(!method_exists($this, $setMethod)) {
throw new PropertyReadOnlyException($name);
}
unset($this->$name);
}
private function getMagicPropMethod(
string $name,
string $action = "get"
):string {
return "__prop_{$action}_{$name}";
}
}