testing

PhabricatorPhurlLinkRemarkupRule.php
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			<?php

			final class PhabricatorPhurlLinkRemarkupRule extends PhutilRemarkupRule {

			public function getPriority() {
			return 200.0;
			}

			public function apply($text) {
			// `((123))` remarkup link to `/u/123`
			// `((alias))` remarkup link to `/u/alias`
			return preg_replace_callback(
			'/$\(([^ )]+)$\)/',
			array($this, 'markupLink'),
			$text);
			}

			public function markupLink(array $matches) {
			$engine = $this->getEngine();
			$viewer = $engine->getConfig('viewer');
			$text_mode = $engine->isTextMode();

			if (!$this->isFlatText($matches[0])) {
			return $matches[0];
			}

			$ref = $matches[1];
			$monogram = null;
			$is_monogram = '/^U(?P<id>[1-9]\d*)/';

			if (preg_match($is_monogram, $ref, $monogram)) {
			$phurls = id(new PhabricatorPhurlURLQuery())
			->setViewer($viewer)
			->withIDs(array($monogram[1]))
			->execute();
			} else if (ctype_digit($ref)) {
			$phurls = id(new PhabricatorPhurlURLQuery())
			->setViewer($viewer)
			->withIDs(array($ref))
			->execute();
			} else {
			$phurls = id(new PhabricatorPhurlURLQuery())
			->setViewer($viewer)
			->withAliases(array($ref))
			->execute();
			}

			$phurl = head($phurls);

			if ($phurl) {
			if ($text_mode) {
			return $phurl->getDisplayName().
			' <'.
			$phurl->getRedirectURI().
			'>';
			}

			$link = phutil_tag(
			'a',
			array(
			'href' => $phurl->getRedirectURI(),
			'target' => '_blank',
			),
			$phurl->getDisplayName());

			return $this->getEngine()->storeText($link);
			} else {
			return $matches[0];
			}
			}


			}