PhabricatorMemeRemarkupRule.php
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	<?php

	final class PhabricatorMemeRemarkupRule extends PhutilRemarkupRule {

	private $images;

	public function getPriority() {
	return 200.0;
	}

	public function apply($text) {
	return preg_replace_callback(
	'@{meme,((?:[^}\\\\]+\|\\\\.)+)}@m',
	array($this, 'markupMeme'),
	$text);
	}

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

	$options = array(
	'src' => null,
	'above' => null,
	'below' => null,
	);

	$parser = new PhutilSimpleOptions();
	$options = $parser->parse($matches[1]) + $options;

	$uri = id(new PhutilURI('/macro/meme/'))
	->alter('macro', $options['src'])
	->alter('uppertext', $options['above'])
	->alter('lowertext', $options['below']);

	if ($this->getEngine()->isHTMLMailMode()) {
	$uri = PhabricatorEnv::getProductionURI($uri);
	}

	if ($this->getEngine()->isTextMode()) {
	$img =
	($options['above'] != '' ? "\"{$options['above']}\"\n" : '').
	$options['src'].' <'.PhabricatorEnv::getProductionURI($uri).'>'.
	($options['below'] != '' ? "\n\"{$options['below']}\"" : '');
	} else {
	$alt_text = pht(
	'Macro %s: %s %s',
	$options['src'],
	$options['above'],
	$options['below']);

	$img = $this->newTag(
	'img',
	array(
	'src' => $uri,
	'alt' => $alt_text,
	'class' => 'phabricator-remarkup-macro',
	));
	}

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

	}