public function icons() {
		$icons = $this->_icons();

		$countries = $this->Countries->find('all', ['fields' => ['id', 'name', 'iso2', 'iso3']]);

		$usedIcons = [];

		# countries without icons
		$contriesWithoutIcons = [];
		foreach ($countries as $country) {
			$icon = strtoupper($country['iso2']);
			if (!in_array($icon, $icons)) {
				$contriesWithoutIcons[] = $country;
			} else {
				$key = array_keys($icons, $icon);
				$usedIcons[] = $icons[$key[0]];
			}
		}

		# icons without countries
		$iconsWithoutCountries = [];
		$iconsWithoutCountries = array_diff($icons, $usedIcons);
		//pr($iconsWithoutCountries);

		$this->set(compact('icons', 'countries', 'contriesWithoutIcons', 'iconsWithoutCountries'));
	}