DiffusionSourceHyperlinkEngineExtension.php
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DiffusionSourceHyperlinkEngineExtension.php
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	<?php

	final class DiffusionSourceHyperlinkEngineExtension
	extends PhabricatorRemarkupHyperlinkEngineExtension {

	const LINKENGINEKEY = 'diffusion-src';

	public function processHyperlinks(array $hyperlinks) {
	$engine = $this->getEngine();
	$viewer = $engine->getConfig('viewer');

	if (!$viewer) {
	return;
	}

	$hyperlinks = $this->getSelfLinks($hyperlinks);

	$links = array();
	foreach ($hyperlinks as $link) {
	$uri = $link->getURI();
	$uri = new PhutilURI($uri);

	$path = $uri->getPath();

	$pattern =
	'(^'.
	'/(?:diffusion\|source)'.
	'/(?P<identifier>[^/]+)'.
	'/browse'.
	'/(?P<blob>.*)'.
	'\z)';
	$matches = null;
	if (!preg_match($pattern, $path, $matches)) {
	continue;
	}

	$links[] = array(
	'ref' => $link,
	'identifier' => $matches['identifier'],
	'blob' => $matches['blob'],
	);
	}

	if (!$links) {
	return;
	}

	$identifiers = ipull($links, 'identifier');

	$query = id(new PhabricatorRepositoryQuery())
	->setViewer($viewer)
	->withIdentifiers($identifiers);

	$query->execute();

	$repository_map = $query->getIdentifierMap();

	foreach ($links as $link) {
	$identifier = $link['identifier'];

	$repository = idx($repository_map, $identifier);
	if (!$repository) {
	continue;
	}

	$ref = $link['ref'];
	$uri = $ref->getURI();


	$tag = id(new DiffusionSourceLinkView())
	->setViewer($viewer)
	->setRepository($repository)
	->setURI($uri)
	->setBlob($link['blob']);

	if (!$ref->isEmbed()) {
	$tag->setText($uri);
	}

	$ref->setResult($tag);
	}
	}

	}