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<?php |
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/** |
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* BashColor.php. |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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* |
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* @author overtrue <[email protected]> |
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* @copyright 2015 overtrue <[email protected]> |
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* |
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* @link https://github.com/overtrue |
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* @link http://overtrue.me |
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* @link https://github.com/overtrue/colorization |
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*/ |
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namespace Overtrue\BashColor; |
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/** |
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* Class BashColor. |
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*/ |
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class BashColor |
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{ |
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/** |
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* Options. |
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* |
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* @var array |
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*/ |
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private static $options = array( |
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'none' => 0, // reset/remove all option |
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'bold' => 1, // bold/bright |
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'bright' => 1, // bold/bright |
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'dim' => 2, // dim |
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'underlined' => 4, // underlined |
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'blink' => 5, // blink |
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'reverse' => 7, // reverse/invert |
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'invert' => 7, // reverse/invert |
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'hidden' => 8, // hidden |
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); |
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/** |
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* Foreground colors. |
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* |
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* @var array |
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*/ |
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private static $foregroundColors = array( |
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'default' => 39, // default (usually green, white or light gray) |
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'black' => 30, // black |
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'red' => 31, // red (don't use with green background) |
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'green' => 32, // green |
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'yellow' => 33, // yellow |
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'blue' => 34, // blue |
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'magenta' => 35, // magenta/purple |
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'purple' => 35, // magenta/purple |
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'cyan' => 36, // cyan |
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'light_gray' => 37, // light gray |
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'dark_gray' => 90, // dark gray |
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'light_red' => 91, // light red |
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'light_green' => 92, // light green |
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'light_yellow' => 93, // light yellow |
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'light_blue' => 94, // light blue |
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'light_magenta' => 95, // light magenta/pink |
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'light_pink' => 95, // light magenta/pink |
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'light_cyan' => 96, // light cyan |
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'white' => 97, // white |
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); |
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/** |
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* Backgound colors. |
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* |
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* @var array |
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*/ |
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private static $backgroundColors = array( |
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'default' => 49, // Default background color (usually black or blue) |
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'black' => 40, // Black |
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'red' => 41, // Red |
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'green' => 42, // Green |
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'yellow' => 43, // Yellow |
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'blue' => 44, // Blue |
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'magenta' => 45, // Magenta/Purple |
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'purple' => 45, // Magenta/Purple |
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'cyan' => 46, // Cyan |
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'light_gray' => 47, // Light Gray (don't use with white foreground) |
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'dark_gray' => 100, // Dark Gray (don't use with black foreground) |
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'light_red' => 101, // Light Red |
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'light_green' => 102, // Light Green (don't use with white foreground) |
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'light_yellow' => 103, // Light Yellow (don't use with white foreground) |
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'light_blue' => 104, // Light Blue (don't use with light yellow foreground) |
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'light_magenta' => 105, // Light Magenta/Pink (don't use with light foreground) |
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'light_pink' => 105, // Light Magenta/Pink (don't use with light foreground) |
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'light_cyan' => 106, // Light Cyan (don't use with white foreground) |
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'white' => 107, // White (don't use with light foreground) |
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); |
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/** |
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* Return colorized string. |
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* |
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* @param string $string |
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* |
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* @return string |
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*/ |
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public static function render($string) |
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{ |
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return preg_replace_callback('~<(?<attributes>[a-z_;A-Z=\s]+)>(?<string>.*?)</>~', |
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function ($matches) { |
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list($foreground, $background, $option, $endModifier) = BashColor::parseAttributes($matches['attributes']); |
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return "\033[{$option};{$background};{$foreground}m{$matches['string']}\033[{$endModifier}m"; |
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}, $string); |
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} |
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/** |
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* Parse attributes. |
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* |
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* @param string $attributesString |
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* |
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* @return array |
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*/ |
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public static function parseAttributes($attributesString) |
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{ |
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$attributes = array( |
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'fg' => 'default', |
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'bg' => 'default', |
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'opt' => 'none', |
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); |
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foreach (explode(';', $attributesString) as $attribute) { |
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$temp = explode('=', $attribute); |
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if (count($temp) < 2) { |
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continue; |
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} |
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$attributes[trim($temp[0])] = self::snakeCase(trim($temp[1])); |
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} |
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!empty(self::$foregroundColors[$attributes['fg']]) || $attributes['fg'] = 'default'; |
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!empty(self::$backgroundColors[$attributes['bg']]) || $attributes['bg'] = 'default'; |
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!empty(self::$options[$attributes['opt']]) || $attributes['opt'] = 'none'; |
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$foreground = self::$foregroundColors[$attributes['fg']]; |
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$background = self::$backgroundColors[$attributes['bg']]; |
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$option = self::$options[$attributes['opt']]; |
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$endModifier = $option ? 20 + $option : $option; |
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return array($foreground, $background, $option, $endModifier); |
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} |
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/** |
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* Snake case. |
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* |
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* @param string $string |
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* |
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* @return string |
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*/ |
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public static function snakeCase($string) |
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{ |
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return preg_replace_callback('/([A-Z])/', function ($matches) { |
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return '_'.strtolower($matches[1]); |
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}, lcfirst($string)); |
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} |
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/** |
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* Returns all foreground color names. |
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* |
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* @return array |
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*/ |
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public static function getForegroundColors() |
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{ |
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return array_keys(self::$foregroundColors); |
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} |
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/** |
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* Returns all background color names. |
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* |
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* @return array |
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*/ |
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public static function getBackgroundColors() |
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{ |
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return array_keys(self::$backgroundColors); |
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} |
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} |
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overtrue /
bash-color
