Differential D14102 Diff 34087 src/infrastructure/markup/interpreter/PhabricatorRemarkupFigletBlockInterpreter.php

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src/infrastructure/markup/interpreter/PhabricatorRemarkupFigletBlockInterpreter.php

	<?php			<?php

	final class PhabricatorRemarkupFigletBlockInterpreter			final class PhabricatorRemarkupFigletBlockInterpreter
	extends PhutilRemarkupBlockInterpreter {			extends PhutilRemarkupBlockInterpreter {

	public function getInterpreterName() {			public function getInterpreterName() {
	return 'figlet';			return 'figlet';
	}			}

				/**
				* @phutil-external-symbol class Text_Figlet
				*/
	public function markupContent($content, array $argv) {			public function markupContent($content, array $argv) {
	if (!Filesystem::binaryExists('figlet')) {			$map = self::getFigletMap();
	return $this->markupError(
	pht(			$font = idx($argv, 'font');
	'Unable to locate the `%s` binary. Install figlet.',			$font = phutil_utf8_strtolower($font);
	'figlet'));			if (empty($map[$font])) {
	}			$font = 'standard';

	$font = idx($argv, 'font', 'standard');
	$safe_font = preg_replace('/[^0-9a-zA-Z-_.]/', '', $font);
	$future = id(new ExecFuture('figlet -f %s', $safe_font))
	->setTimeout(15)
	->write(trim($content, "\n"));

	list($err, $stdout, $stderr) = $future->resolve();

	if ($err) {
	return $this->markupError(
	pht(
	'Execution of `%s` failed: %s',
	'figlet',
	$stderr));
	}			}

				$root = dirname(phutil_get_library_root('phabricator'));
				require_once $root.'/externals/pear-figlet/Text/Figlet.php';

				$figlet = new Text_Figlet();
				$figlet->loadFont($map[$font]);

				$result = $figlet->lineEcho($content);

	if ($this->getEngine()->isTextMode()) {			if ($this->getEngine()->isTextMode()) {
	return $stdout;			return $result;
	}			}

	return phutil_tag(			return phutil_tag(
	'div',			'div',
	array(			array(
	'class' => 'PhabricatorMonospaced remarkup-figlet',			'class' => 'PhabricatorMonospaced remarkup-figlet',
	),			),
	$stdout);			$result);
				}

				private static function getFigletMap() {
				$root = dirname(phutil_get_library_root('phabricator'));

				$dirs = array(
				$root.'/externals/figlet/fonts/',
				$root.'/externals/pear-figlet/fonts/',
				$root.'/resources/figlet/custom/',
				);

				$map = array();
				foreach ($dirs as $dir) {
				foreach (Filesystem::listDirectory($dir, false) as $file) {
				if (preg_match('/\.flf\z/', $file)) {
				$name = phutil_utf8_strtolower($file);
				$name = preg_replace('/\.flf\z/', '', $name);
				$map[$name] = $dir.$file;
				}
				}
				}

				return $map;
	}			}

	}			}