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<?php
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/*
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* This file is part of the symfony package.
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* (c) 2004-2006 Fabien Potencier <fabien.potencier@symfony-project.com>
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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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/**
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* sfAnsiColorFormatter provides methods to colorize text to be displayed on a console.
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*
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* @package symfony
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* @subpackage command
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* @author Fabien Potencier <fabien.potencier@symfony-project.com>
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* @version SVN: $Id: sfAnsiColorFormatter.class.php 21908 2009-09-11 12:06:21Z fabien $
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*/
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class sfAnsiColorFormatter extends sfFormatter
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{
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protected
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$styles = array(
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'ERROR' => array('bg' => 'red', 'fg' => 'white', 'bold' => true),
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'INFO' => array('fg' => 'green', 'bold' => true),
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'COMMENT' => array('fg' => 'yellow'),
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'QUESTION' => array('bg' => 'cyan', 'fg' => 'black', 'bold' => false),
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),
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$options = array('bold' => 1, 'underscore' => 4, 'blink' => 5, 'reverse' => 7, 'conceal' => 8),
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$foreground = array('black' => 30, 'red' => 31, 'green' => 32, 'yellow' => 33, 'blue' => 34, 'magenta' => 35, 'cyan' => 36, 'white' => 37),
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$background = array('black' => 40, 'red' => 41, 'green' => 42, 'yellow' => 43, 'blue' => 44, 'magenta' => 45, 'cyan' => 46, 'white' => 47);
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/**
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* Sets a new style.
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*
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* @param string $name The style name
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* @param array $options An array of options
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*/
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public function setStyle($name, $options = array())
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{
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$this->styles[$name] = $options;
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}
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/**
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* Formats a text according to the given style or parameters.
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*
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* @param string $text The test to style
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* @param mixed $parameters An array of options or a style name
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*
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* @return string The styled text
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*/
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public function format($text = '', $parameters = array())
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{
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if (!is_array($parameters) && 'NONE' == $parameters)
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{
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return $text;
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}
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if (!is_array($parameters) && isset($this->styles[$parameters]))
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{
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$parameters = $this->styles[$parameters];
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}
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$codes = array();
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if (isset($parameters['fg']))
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{
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$codes[] = $this->foreground[$parameters['fg']];
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}
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if (isset($parameters['bg']))
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{
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$codes[] = $this->background[$parameters['bg']];
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}
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foreach ($this->options as $option => $value)
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{
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if (isset($parameters[$option]) && $parameters[$option])
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{
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$codes[] = $value;
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}
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}
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return "\033[".implode(';', $codes).'m'.$text."\033[0m";
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}
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/**
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* Formats a message within a section.
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*
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* @param string $section The section name
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* @param string $text The text message
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* @param integer $size The maximum size allowed for a line
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* @param string $style The color scheme to apply to the section string (INFO, ERROR, COMMENT or QUESTION)
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*/
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public function formatSection($section, $text, $size = null, $style = 'INFO')
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{
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if (null === $size)
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{
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$size = $this->size;
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}
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$style = array_key_exists($style, $this->styles) ? $style : 'INFO';
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$width = 9 + strlen($this->format('', $style));
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return sprintf(">> %-{$width}s %s", $this->format($section, $style), $this->excerpt($text, $size - 4 - (strlen($section) > 9 ? strlen($section) : 9)));
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}
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/**
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* Truncates a line.
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*
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* @param string $text The text
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* @param integer $size The maximum size of the returned string
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*
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* @return string The truncated string
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*/
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public function excerpt($text, $size = null)
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{
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if (!$size)
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{
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$size = $this->size;
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}
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if (strlen($text) < $size)
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{
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return $text;
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}
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$subsize = floor(($size - 3) / 2);
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return substr($text, 0, $subsize).$this->format('...', 'INFO').substr($text, -$subsize);
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}
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}
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