A static class to format strings for CLI.

format_string_cli.php

<?php

class FormatStringCLI
{
	private static $fg_colors = array(
		'black'				=> '0;30',
		'dark_grey'		=> '1;30',
		'blue'				=> '0;34',
		'light_blue'		=> '1;34',
		'green'				=> '0;32',
		'light_green'		=> '1;32',
		'cyan'				=> '0;36',
		'light_cyan'		=> '1;36',
		'red'					=> '0;31',
		'light_red'		=> '1;31',
		'purple'			=> '0;35',
		'light_purple'	=> '1;35',
		'brown'				=> '0;33',
		'yellow'			=> '1;33',
		'light_grey'		=> '0;37',
		'white'				=> '1;37',
	);
	
	private static $bg_colors = array(
		'black'			=> '40',
		'red'				=> '41',
		'green'			=> '42',
		'yellow'		=> '43',
		'blue'			=> '44',
		'magenta'		=> '45',
		'cyan'			=> '46',
		'light_grey'	=> '47',
	);

	public static function color($in, $fg_color = false, $bg_color = false)
	{	
		$out = '';
	
		if ($fg_color && isset(self::$fg_colors[$fg_color]))
		{
			$out .= chr(27) . '[' . self::$fg_colors[$fg_color] . 'm';
		}
		if ($bg_color && isset(self::$bg_colors[$bg_color]))
		{
			$out .= chr(27) . '[' . self::$bg_colors[$bg_color] . 'm';
		}
		
		return $out . $in . chr(27) . '[0m';
	}
	
	public static function bold($in)
	{
		return chr(27) . '[1m' . $in . chr(27) . '[0m';
	}
	
	public static function underline($in)
	{
		return chr(27) . '[4m' . $in . chr(27) . '[0m';
	}
}