$str) { $string[$index] = self::strip_slashes($str); } } elseif (is_string($string)) { $string = stripslashes($string); } return $string; } /** * Show exceptions only in debug mode * @since 1.0.0 * @param \Exception $e */ public static function handle_exception(\Exception $e) { if (!AMOFORMS_DEV_ENV) { MainErrorHandler::instance()->capture_exception($e); } if (defined('WP_DEBUG') && WP_DEBUG) { if (Router::instance()->is_ajax()) { (new Libs\Http\Response\Ajax()) ->set_message($e->getMessage()) ->set('trace', $e->__toString()) ->send(); } else { echo '

Exception: ' . $e->getMessage() . '' . PHP_EOL;
				var_dump($e);
				echo "

"; } } } /** * Convert hex color (#7fcc8d) to RGB array * @param $hex * @return array */ public static function hex2rgb($hex) { $hex = str_replace("#", '', $hex); if (strlen($hex) == 3) { $r = hexdec(substr($hex, 0, 1) . substr($hex, 0, 1)); $g = hexdec(substr($hex, 1, 1) . substr($hex, 1, 1)); $b = hexdec(substr($hex, 2, 1) . substr($hex, 2, 1)); } else { $r = hexdec(substr($hex, 0, 2)); $g = hexdec(substr($hex, 2, 2)); $b = hexdec(substr($hex, 4, 2)); } return [$r, $g, $b]; } /** * Determine whether color is dark * @param string $hex_color - color (#7fcc8d) * @return bool */ public static function is_dark_color($hex_color) { if ($hex_color == 'transparent') { return false; } $rgb = self::hex2rgb($hex_color); $brightness = (($rgb[0] * 299) + ($rgb[1] * 587) + ($rgb[2] * 114)) / 255000; // values range from 0 to 1 // anything greater than 0.5 should be bright enough for dark text return $brightness < 0.5; } /** * Return CSS-style from styles array * @since 3.0.0 * @param array $style_array * @param bool $important * @return string */ public static function prepare_styles($style_array, $important = TRUE) { if (!is_array($style_array)) { return false; } $delimiter = $important = $important ? ' !important;' : ';'; $styles = implode($delimiter, array_map( function ($k, $v) { return $k . ':' . $v; }, array_keys($style_array), $style_array )) . $delimiter; return $styles; } }