DivinerRemarkupRuleSymbol.php
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	<?php

	final class DivinerRemarkupRuleSymbol extends PhutilRemarkupRule {

	public function apply($text) {
	return $this->replaceHTML(
	'/(?:^\|\B)@{(?:(?P<type>[^:]+?):)?(?P<name>[^}]+?)}/',
	array($this, 'markupSymbol'),
	$text);
	}

	public function markupSymbol($matches) {
	$type = $matches['type'];
	$name = $matches['name'];

	// Collapse sequences of whitespace into a single space.
	$name = preg_replace('/\s+/', ' ', $name);

	$book = null;
	if (strpos($type, '@') !== false) {
	list($type, $book) = explode('@', $type, 2);
	}

	// TODO: This doesn't actually do anything useful yet.

	$link = phutil_tag(
	'a',
	array(
	'href' => '#',
	),
	$name);

	return $this->getEngine()->storeText($link);
	}

	}