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PhabricatorRemarkupRuleMention.php
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			<?php

			/**
			* @group markup
			*/
			final class PhabricatorRemarkupRuleMention
			extends PhutilRemarkupRule {

			const KEY_RULE_MENTION = 'rule.mention';
			const KEY_RULE_MENTION_ORIGINAL = 'rule.mention.original';

			const KEY_MENTIONED = 'phabricator.mentioned-user-phids';


			// NOTE: The negative lookbehind prevents matches like "mail@lists", while
			// allowing constructs like "@tomo/@mroch". Since we now allow periods in
			// usernames, we can't resonably distinguish that "@company.com" isn't a
			// username, so we'll incorrectly pick it up, but there's little to be done
			// about that. We forbid terminal periods so that we can correctly capture
			// "@joe" instead of "@joe." in "Hey, @joe.".
			const REGEX = '/(?<!\w)@([a-zA-Z0-9._-]*[a-zA-Z0-9_-])/';

			public function apply($text) {
			return preg_replace_callback(
			self::REGEX,
			array($this, 'markupMention'),
			$text);
			}

			protected function markupMention($matches) {
			$engine = $this->getEngine();

			if ($engine->isTextMode()) {
			return $engine->storeText($matches[0]);
			}

			$token = $engine->storeText('');

			// Store the original text exactly so we can preserve casing if it doesn't
			// resolve into a username.
			$original_key = self::KEY_RULE_MENTION_ORIGINAL;
			$original = $engine->getTextMetadata($original_key, array());
			$original[$token] = $matches[1];
			$engine->setTextMetadata($original_key, $original);

			$metadata_key = self::KEY_RULE_MENTION;
			$metadata = $engine->getTextMetadata($metadata_key, array());
			$username = strtolower($matches[1]);
			if (empty($metadata[$username])) {
			$metadata[$username] = array();
			}
			$metadata[$username][] = $token;
			$engine->setTextMetadata($metadata_key, $metadata);

			return $token;
			}

			public function didMarkupText() {
			$engine = $this->getEngine();

			$metadata_key = self::KEY_RULE_MENTION;
			$metadata = $engine->getTextMetadata($metadata_key, array());
			if (empty($metadata)) {
			// No mentions, or we already processed them.
			return;
			}

			$original_key = self::KEY_RULE_MENTION_ORIGINAL;
			$original = $engine->getTextMetadata($original_key, array());

			$usernames = array_keys($metadata);

			$users = id(new PhabricatorPeopleQuery())
			->setViewer($this->getEngine()->getConfig('viewer'))
			->withUsernames($usernames)
			->execute();

			if ($users) {
			$user_statuses = id(new PhabricatorUserStatus())
			->loadCurrentStatuses(mpull($users, 'getPHID'));
			$user_statuses = mpull($user_statuses, null, 'getUserPHID');
			} else {
			$user_statuses = array();
			}

			$actual_users = array();

			$mentioned_key = self::KEY_MENTIONED;
			$mentioned = $engine->getTextMetadata($mentioned_key, array());
			foreach ($users as $row) {
			$actual_users[strtolower($row->getUserName())] = $row;
			$mentioned[$row->getPHID()] = $row->getPHID();
			}

			$engine->setTextMetadata($mentioned_key, $mentioned);

			foreach ($metadata as $username => $tokens) {
			$exists = isset($actual_users[$username]);

			if ($exists) {
			$user = $actual_users[$username];
			Javelin::initBehavior('phabricator-hovercards');

			$tag = id(new PhabricatorTagView())
			->setType(PhabricatorTagView::TYPE_PERSON)
			->setPHID($user->getPHID())
			->setName('@'.$user->getUserName())
			->setHref('/p/'.$user->getUserName().'/');

			if ($user->getIsDisabled()) {
			$tag->setDotColor(PhabricatorTagView::COLOR_GREY);
			} else {
			$status = idx($user_statuses, $user->getPHID());
			if ($status) {
			$status = $status->getStatus();
			if ($status == PhabricatorUserStatus::STATUS_AWAY) {
			$tag->setDotColor(PhabricatorTagView::COLOR_RED);
			} else if ($status == PhabricatorUserStatus::STATUS_AWAY) {
			$tag->setDotColor(PhabricatorTagView::COLOR_ORANGE);
			}
			}
			}

			foreach ($tokens as $token) {
			$engine->overwriteStoredText($token, $tag);
			}
			} else {
			// NOTE: The structure here is different from the 'exists' branch,
			// because we want to preserve the original text capitalization and it
			// may differ for each token.
			foreach ($tokens as $token) {
			$tag = phutil_tag(
			'span',
			array(
			'class' => 'phabricator-remarkup-mention-unknown',
			),
			'@'.idx($original, $token, $username));
			$engine->overwriteStoredText($token, $tag);
			}
			}
			}

			// Don't re-process these mentions.
			$engine->setTextMetadata($metadata_key, array());
			}

			}

phab/src/applications/people/remarkup/PhabricatorRemarkupRuleMention.php59cea9bfc3d3feature/testing

PhabricatorRemarkupRuleMention.phpView Options

phab/src/applications/people/remarkup/PhabricatorRemarkupRuleMention.php
59cea9bfc3d3feature/testing

PhabricatorRemarkupRuleMention.php
View Options