Generates KVC compliant property accessors

KVCMethodsGenerator.php

<?php

define('_OBJC_CLASS', 'ClassName');
define('_OBJC_PROPERTY', 'propertyName');

class KVCMethodsGenerator {
	private $_class;
	private $_propertyName;
	private $_ivar;
	private $_ucfirstPropertyName;
	
	public function __construct($class, $propertyName){
		$this->_class = $class;
		$this->_propertyName = $propertyName;
		$this->_ivar = '_' . $propertyName;
		$this->_ucfirstPropertyName = ucfirst($propertyName);
	}
	
	public function header(){
		return
<<<HEADER
@interface {$this->_class} ({$this->_ucfirstPropertyName}Property)

@property(readonly) NSMutableArray *mutable{$this->_ucfirstPropertyName};

- (NSUInteger)countOf{$this->_ucfirstPropertyName};
- (id)objectIn{$this->_ucfirstPropertyName}AtIndex:(NSUInteger)index;
- (NSArray *){$this->_propertyName}AtIndexes:(NSIndexSet *)indexes;

- (void)insertObject:(id)object in{$this->_ucfirstPropertyName}AtIndex:(NSUInteger)index;
- (void)insert{$this->_ucfirstPropertyName}:(NSArray *){$this->_propertyName} atIndexes:(NSIndexSet *)indexes;

- (void)removeObjectFrom{$this->_ucfirstPropertyName}AtIndex:(NSUInteger)index;
- (void)remove{$this->_ucfirstPropertyName}AtIndexes:(NSIndexSet *)indexes;

- (void)replaceObjectIn{$this->_ucfirstPropertyName}AtIndex:(NSUInteger)index withObject:(id)object;
- (void)replace{$this->_ucfirstPropertyName}AtIndexes:(NSIndexSet *)indexes with{$this->_ucfirstPropertyName}:(NSArray *){$this->_propertyName};

- (void)add{$this->_ucfirstPropertyName}Object:(id)object;
- (void)add{$this->_ucfirstPropertyName}:(NSArray *){$this->_propertyName};

@end
HEADER;

	}
	
	public function implementation(){
		return
<<<IMPLEMENTATION
@implementation {$this->_class} ({$this->_ucfirstPropertyName}Property)

- (NSMutableArray *)mutable{$this->_ucfirstPropertyName} {
	return [self mutableArrayValueForKey:@"{$this->_propertyName}"];
}

- (NSArray *){$this->_propertyName} {
	return [NSArray arrayWithArray:{$this->_ivar}];
}

- (void)set{$this->_ucfirstPropertyName}:(NSArray *){$this->_propertyName} {
	if(!{$this->_ivar}){
		{$this->_ivar} = [{$this->_propertyName} retain];
	} else {
		[{$this->_ivar} setArray:{$this->_propertyName}];
	}
}

- (NSUInteger)countOf{$this->_ucfirstPropertyName} {
	return [{$this->_ivar} count];
}

- (id)objectIn{$this->_ucfirstPropertyName}AtIndex:(NSUInteger)index {
	return [{$this->_ivar} objectAtIndex:index];
}

- (NSArray *){$this->_propertyName}AtIndexes:(NSIndexSet *)indexes {
	return [{$this->_ivar} objectsAtIndexes:indexes];
}

- (void)insertObject:(id)object in{$this->_ucfirstPropertyName}AtIndex:(NSUInteger)index {
	[{$this->_ivar} insertObject:object atIndex:index];
}

- (void)insert{$this->_ucfirstPropertyName}:(NSArray *){$this->_propertyName} atIndexes:(NSIndexSet *)indexes {
	[{$this->_ivar} insertObjects:{$this->_propertyName} atIndexes:indexes];
}

- (void)removeObjectFrom{$this->_ucfirstPropertyName}AtIndex:(NSUInteger)index {
	[{$this->_ivar} removeObjectAtIndex:index];
}

- (void)remove{$this->_ucfirstPropertyName}AtIndexes:(NSIndexSet *)indexes {
	[{$this->_ivar} removeObjectsAtIndexes:indexes];
}

- (void)replaceObjectIn{$this->_ucfirstPropertyName}AtIndex:(NSUInteger)index withObject:(id)object {
	[{$this->_ivar} replaceObjectAtIndex:index withObject:object];
}

- (void)replace{$this->_ucfirstPropertyName}AtIndexes:(NSIndexSet *)indexes with{$this->_ucfirstPropertyName}:(NSArray *){$this->_propertyName} {
	[{$this->_ivar} replaceObjectsAtIndexes:indexes withObjects:{$this->_propertyName}];
}

- (void)add{$this->_ucfirstPropertyName}Object:(id)object {
	[self insertObject:object in{$this->_ucfirstPropertyName}AtIndex:[{$this->_ivar} count]];
}

- (void)add{$this->_ucfirstPropertyName}:(NSArray *){$this->_propertyName} {
	[self insert{$this->_ucfirstPropertyName}:{$this->_propertyName} atIndexes:[NSIndexSet indexSetWithIndexesInRange:NSMakeRange([{$this->_ivar} count], [{$this->_propertyName} count])]];
}

@end
IMPLEMENTATION;
	}
}

$generator = new KVCMethodsGenerator(_OBJC_CLASS, _OBJC_PROPERTY);

echo '// ' . _OBJC_CLASS . '.h' . PHP_EOL;
echo $generator->header() . str_repeat(PHP_EOL, 3);
echo '// ' . _OBJC_CLASS . '.m' . PHP_EOL;
echo $generator->implementation();