--- /dev/null
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Console\Formatter;
+
+/**
+ * Formatter class for console output.
+ *
+ * @author Konstantin Kudryashov <ever.zet@gmail.com>
+ *
+ * @api
+ */
+class OutputFormatter implements OutputFormatterInterface
+{
+ /**
+ * The pattern to phrase the format.
+ */
+ const FORMAT_PATTERN = '#(\\\\?)<(/?)([a-z][a-z0-9_=;-]+)?>((?:(?!\\\\?<).)*)#is';
+
+ private $decorated;
+ private $styles = array();
+ private $styleStack;
+
+ /**
+ * Escapes "<" special char in given text.
+ *
+ * @param string $text Text to escape
+ *
+ * @return string Escaped text
+ */
+ public static function escape($text)
+ {
+ return preg_replace('/([^\\\\]?)</is', '$1\\<', $text);
+ }
+
+ /**
+ * Initializes console output formatter.
+ *
+ * @param Boolean $decorated Whether this formatter should actually decorate strings
+ * @param array $styles Array of "name => FormatterStyle" instances
+ *
+ * @api
+ */
+ public function __construct($decorated = null, array $styles = array())
+ {
+ $this->decorated = (Boolean) $decorated;
+
+ $this->setStyle('error', new OutputFormatterStyle('white', 'red'));
+ $this->setStyle('info', new OutputFormatterStyle('green'));
+ $this->setStyle('comment', new OutputFormatterStyle('yellow'));
+ $this->setStyle('question', new OutputFormatterStyle('black', 'cyan'));
+
+ foreach ($styles as $name => $style) {
+ $this->setStyle($name, $style);
+ }
+
+ $this->styleStack = new OutputFormatterStyleStack();
+ }
+
+ /**
+ * Sets the decorated flag.
+ *
+ * @param Boolean $decorated Whether to decorate the messages or not
+ *
+ * @api
+ */
+ public function setDecorated($decorated)
+ {
+ $this->decorated = (Boolean) $decorated;
+ }
+
+ /**
+ * Gets the decorated flag.
+ *
+ * @return Boolean true if the output will decorate messages, false otherwise
+ *
+ * @api
+ */
+ public function isDecorated()
+ {
+ return $this->decorated;
+ }
+
+ /**
+ * Sets a new style.
+ *
+ * @param string $name The style name
+ * @param OutputFormatterStyleInterface $style The style instance
+ *
+ * @api
+ */
+ public function setStyle($name, OutputFormatterStyleInterface $style)
+ {
+ $this->styles[strtolower($name)] = $style;
+ }
+
+ /**
+ * Checks if output formatter has style with specified name.
+ *
+ * @param string $name
+ *
+ * @return Boolean
+ *
+ * @api
+ */
+ public function hasStyle($name)
+ {
+ return isset($this->styles[strtolower($name)]);
+ }
+
+ /**
+ * Gets style options from style with specified name.
+ *
+ * @param string $name
+ *
+ * @return OutputFormatterStyleInterface
+ *
+ * @throws \InvalidArgumentException When style isn't defined
+ *
+ * @api
+ */
+ public function getStyle($name)
+ {
+ if (!$this->hasStyle($name)) {
+ throw new \InvalidArgumentException('Undefined style: '.$name);
+ }
+
+ return $this->styles[strtolower($name)];
+ }
+
+ /**
+ * Formats a message according to the given styles.
+ *
+ * @param string $message The message to style
+ *
+ * @return string The styled message
+ *
+ * @api
+ */
+ public function format($message)
+ {
+ $message = preg_replace_callback(self::FORMAT_PATTERN, array($this, 'replaceStyle'), $message);
+
+ return str_replace('\\<', '<', $message);
+ }
+
+ /**
+ * @return OutputFormatterStyleStack
+ */
+ public function getStyleStack()
+ {
+ return $this->styleStack;
+ }
+
+ /**
+ * Replaces style of the output.
+ *
+ * @param array $match
+ *
+ * @return string The replaced style
+ */
+ private function replaceStyle($match)
+ {
+ // we got "\<" escaped char
+ if ('\\' === $match[1]) {
+ return $this->applyCurrentStyle($match[0]);
+ }
+
+ if ('' === $match[3]) {
+ if ('/' === $match[2]) {
+ // we got "</>" tag
+ $this->styleStack->pop();
+
+ return $this->applyCurrentStyle($match[4]);
+ }
+
+ // we got "<>" tag
+ return '<>'.$this->applyCurrentStyle($match[4]);
+ }
+
+ if (isset($this->styles[strtolower($match[3])])) {
+ $style = $this->styles[strtolower($match[3])];
+ } else {
+ $style = $this->createStyleFromString($match[3]);
+
+ if (false === $style) {
+ return $this->applyCurrentStyle($match[0]);
+ }
+ }
+
+ if ('/' === $match[2]) {
+ $this->styleStack->pop($style);
+ } else {
+ $this->styleStack->push($style);
+ }
+
+ return $this->applyCurrentStyle($match[4]);
+ }
+
+ /**
+ * Tries to create new style instance from string.
+ *
+ * @param string $string
+ *
+ * @return OutputFormatterStyle|Boolean false if string is not format string
+ */
+ private function createStyleFromString($string)
+ {
+ if (!preg_match_all('/([^=]+)=([^;]+)(;|$)/', strtolower($string), $matches, PREG_SET_ORDER)) {
+ return false;
+ }
+
+ $style = new OutputFormatterStyle();
+ foreach ($matches as $match) {
+ array_shift($match);
+
+ if ('fg' == $match[0]) {
+ $style->setForeground($match[1]);
+ } elseif ('bg' == $match[0]) {
+ $style->setBackground($match[1]);
+ } else {
+ $style->setOption($match[1]);
+ }
+ }
+
+ return $style;
+ }
+
+ /**
+ * Applies current style from stack to text, if must be applied.
+ *
+ * @param string $text Input text
+ *
+ * @return string string Styled text
+ */
+ private function applyCurrentStyle($text)
+ {
+ return $this->isDecorated() && strlen($text) > 0 ? $this->styleStack->getCurrent()->apply($text) : $text;
+ }
+}
projects / zf2.biz / application_blanche.git / blobdiff