Weak hands cannot be planted, meager skills have no foundation. Shallow wisdom is futile, how can one hope for a good name?扰扰从役倦，屑屑身事微。少壮轻年月，迟暮惜光辉。
is_prototype() ) {
throw new Exception( 'Attempting to create a model presentation from another model presentation. Use the prototype presentation gained from DI instead.' );
}
// Clone self to allow stateful services that do benefit from DI.
$presentation = clone $this;
foreach ( $data as $key => $value ) {
$presentation->{$key} = $value;
}
$presentation->is_prototype = false;
return $presentation;
}
/**
* Magic getter for lazy loading of generate functions.
*
* @param string $name The property to get.
*
* @return mixed The value if it could be generated.
*
* @throws Exception If there is no generator for the property.
*/
public function __get( $name ) {
if ( $this->is_prototype() ) {
throw new Exception( 'Attempting property access on prototype presentation. Use Presentation::of( $data ) to get a model presentation.' );
}
$generator = "generate_$name";
if ( \method_exists( $this, $generator ) ) {
$this->{$name} = $this->$generator();
return $this->{$name};
}
throw new Exception( "Property $name has no generator. Expected function $generator." );