PHP Terminal Colors

colors.php

<?php

/*

Taken from: https://www.if-not-true-then-false.com/2010/php-class-for-coloring-php-command-line-cli-scripts-output-php-output-colorizing-using-bash-shell-colors/

Short and simple form:

Before: \033[42m
After: \033[0m

Change 42 above with any text and bg color from the code block below.

Examples:

print "\n\033[42m CORRECT \033[0m"; // Green BG
print "\n\033[41m INCORRECT \033[0m"; // Red BG

*/

class Colors {
	private $foreground_colors = array();
	private $background_colors = array();

	public function __construct() {
		// Set up shell colors
		$this->foreground_colors['black'] = '0;30';
		$this->foreground_colors['dark_gray'] = '1;30';
		$this->foreground_colors['blue'] = '0;34';
		$this->foreground_colors['light_blue'] = '1;34';
		$this->foreground_colors['green'] = '0;32';
		$this->foreground_colors['light_green'] = '1;32';
		$this->foreground_colors['cyan'] = '0;36';
		$this->foreground_colors['light_cyan'] = '1;36';
		$this->foreground_colors['red'] = '0;31';
		$this->foreground_colors['light_red'] = '1;31';
		$this->foreground_colors['purple'] = '0;35';
		$this->foreground_colors['light_purple'] = '1;35';
		$this->foreground_colors['brown'] = '0;33';
		$this->foreground_colors['yellow'] = '1;33';
		$this->foreground_colors['light_gray'] = '0;37';
		$this->foreground_colors['white'] = '1;37';

		$this->background_colors['black'] = '40';
		$this->background_colors['red'] = '41';
		$this->background_colors['green'] = '42';
		$this->background_colors['yellow'] = '43';
		$this->background_colors['blue'] = '44';
		$this->background_colors['magenta'] = '45';
		$this->background_colors['cyan'] = '46';
		$this->background_colors['light_gray'] = '47';
	}

	// Returns colored string
	public function getColoredString($string, $foreground_color = null, $background_color = null) {
		$colored_string = "";

		// Check if given foreground color found
		if (isset($this->foreground_colors[$foreground_color])) {
			$colored_string .= "\033[" . $this->foreground_colors[$foreground_color] . "m";
		}
		// Check if given background color found
		if (isset($this->background_colors[$background_color])) {
			$colored_string .= "\033[" . $this->background_colors[$background_color] . "m";
		}

		// Add string and end coloring
		$colored_string .=  $string . "\033[0m";

		return $colored_string;
	}

	// Returns all foreground color names
	public function getForegroundColors() {
		return array_keys($this->foreground_colors);
	}

	// Returns all background color names
	public function getBackgroundColors() {
		return array_keys($this->background_colors);
	}
}

?>