merged branch jfsimon/issue-4752 (PR #4832)
Commits -------50cf928
[Console] Removed pointless constant.14bd5ba
[Console] 'formatBlock' helper now escape messages.aaf4950
[Console] Implemented '<' escaping.8cf82b7
[Console] Added '<' escaping tests. Discussion ---------- Issue 4752 Bug fix: no Feature addition: no Backwards compatibility break: no Symfony2 tests pass: yes Fixes the following tickets: #4752 This PR adds possibility to escape `<` chars with `\` to avoid formatting mess. In addition, `FormatterHelper::formatBlock()` method auto-escapes messages.
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commit
6782c78b95
@ -23,12 +23,24 @@ class OutputFormatter implements OutputFormatterInterface
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/**
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* The pattern to phrase the format.
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*/
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const FORMAT_PATTERN = '#<(/?)([a-z][a-z0-9_=;-]+)?>([^<]*)#is';
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const FORMAT_PATTERN = '#(\\\\?)<(/?)([a-z][a-z0-9_=;-]+)?>([^\\\\<]*)#is';
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private $decorated;
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private $styles = array();
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private $styleStack;
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/**
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* Escapes "<" special char in given text.
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*
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* @param string $text Text to escape
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*
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* @return string Escaped text
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*/
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public static function escape($text)
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{
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return preg_replace('/([^\\\\]?)</is', '$1\\<', $text);
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}
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/**
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* Initializes console output formatter.
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*
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@ -135,7 +147,9 @@ class OutputFormatter implements OutputFormatterInterface
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*/
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public function format($message)
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{
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return preg_replace_callback(self::FORMAT_PATTERN, array($this, 'replaceStyle'), $message);
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$message = preg_replace_callback(self::FORMAT_PATTERN, array($this, 'replaceStyle'), $message);
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return str_replace('\\<', '<', $message);
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}
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/**
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@ -155,35 +169,40 @@ class OutputFormatter implements OutputFormatterInterface
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*/
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private function replaceStyle($match)
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{
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if ('' === $match[2]) {
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if ('/' === $match[1]) {
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// we got "\<" escaped char
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if ('\\' === $match[1]) {
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return $match[0];
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}
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if ('' === $match[3]) {
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if ('/' === $match[2]) {
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// we got "</>" tag
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$this->styleStack->pop();
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return $this->applyStyle($this->styleStack->getCurrent(), $match[3]);
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return $this->applyStyle($this->styleStack->getCurrent(), $match[4]);
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}
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// we got "<>" tag
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return '<>'.$match[3];
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return '<>'.$match[4];
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}
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if (isset($this->styles[strtolower($match[2])])) {
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$style = $this->styles[strtolower($match[2])];
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if (isset($this->styles[strtolower($match[3])])) {
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$style = $this->styles[strtolower($match[3])];
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} else {
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$style = $this->createStyleFromString($match[2]);
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$style = $this->createStyleFromString($match[3]);
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if (false === $style) {
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return $match[0];
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}
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}
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if ('/' === $match[1]) {
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if ('/' === $match[2]) {
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$this->styleStack->pop($style);
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} else {
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$this->styleStack->push($style);
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}
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return $this->applyStyle($this->styleStack->getCurrent(), $match[3]);
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return $this->applyStyle($this->styleStack->getCurrent(), $match[4]);
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}
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/**
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@ -11,6 +11,8 @@
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namespace Symfony\Component\Console\Helper;
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use Symfony\Component\Console\Formatter\OutputFormatter;
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/**
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* The Formatter class provides helpers to format messages.
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*
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@ -48,6 +50,7 @@ class FormatterHelper extends Helper
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$len = 0;
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$lines = array();
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foreach ($messages as $message) {
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$message = OutputFormatter::escape($message);
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$lines[] = sprintf($large ? ' %s ' : ' %s ', $message);
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$len = max($this->strlen($message) + ($large ? 4 : 2), $len);
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}
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@ -22,6 +22,14 @@ class FormatterStyleTest extends \PHPUnit_Framework_TestCase
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$this->assertEquals("foo<>bar", $formatter->format('foo<>bar'));
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}
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public function testLGCharEscaping()
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{
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$formatter = new OutputFormatter(true);
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$this->assertEquals("foo<bar", $formatter->format('foo\\<bar'));
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$this->assertEquals("<info>some info</info>", $formatter->format('\\<info>some info\\</info>'));
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$this->assertEquals("\\<info>some info\\</info>", OutputFormatter::escape('<info>some info</info>'));
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}
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public function testBundledStyles()
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{
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$formatter = new OutputFormatter(true);
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@ -68,4 +68,17 @@ class FormatterHelperTest extends \PHPUnit_Framework_TestCase
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'::formatBlock() formats a message in a block'
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);
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}
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public function testFormatBlockLGEscaping()
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{
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$formatter = new FormatterHelper();
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$this->assertEquals(
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'<error> </error>' . "\n" .
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'<error> \<info>some info\</info> </error>' . "\n" .
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'<error> </error>',
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$formatter->formatBlock('<info>some info</info>', 'error', true),
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'::formatBlock() escapes \'<\' chars'
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);
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}
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}
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