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PhabricatorBotObjectNameHandler.php
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Tue, Feb 4, 22:05

PhabricatorBotObjectNameHandler.php
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<?php
/**
* Looks for Dxxxx, Txxxx and links to them.
*
* @group irc
*/
final class PhabricatorBotObjectNameHandler extends PhabricatorBotHandler {
/**
* Map of PHIDs to the last mention of them (as an epoch timestamp); prevents
* us from spamming chat when a single object is discussed.
*/
private $recentlyMentioned = array();
public function receiveMessage(PhabricatorBotMessage $original_message) {
switch ($original_message->getCommand()) {
case 'MESSAGE':
$message = $original_message->getBody();
$matches = null;
$pattern =
'@'.
'(?<!/)(?:^|\b)'. // Negative lookbehind prevent matching "/D123".
'(D|T|P|V|F)(\d+)'.
'(?:\b|$)'.
'@';
$revision_ids = array();
$task_ids = array();
$paste_ids = array();
$commit_names = array();
$vote_ids = array();
$file_ids = array();
if (preg_match_all($pattern, $message, $matches, PREG_SET_ORDER)) {
foreach ($matches as $match) {
switch ($match[1]) {
case 'D':
$revision_ids[] = $match[2];
break;
case 'T':
$task_ids[] = $match[2];
break;
case 'P':
$paste_ids[] = $match[2];
break;
case 'V':
$vote_ids[] = $match[2];
break;
case 'F':
$file_ids[] = $match[2];
break;
}
}
}
$pattern =
'@'.
'(?<!/)(?:^|\b)'.
'(r[A-Z]+[0-9a-z]{1,40})'.
'(?:\b|$)'.
'@';
if (preg_match_all($pattern, $message, $matches, PREG_SET_ORDER)) {
foreach ($matches as $match) {
$commit_names[] = $match[1];
}
}
$output = array();
if ($revision_ids) {
$revisions = $this->getConduit()->callMethodSynchronous(
'differential.query',
array(
'ids' => $revision_ids,
));
$revisions = array_select_keys(
ipull($revisions, null, 'id'),
$revision_ids
);
foreach ($revisions as $revision) {
$output[$revision['phid']] =
'D'.$revision['id'].' '.$revision['title'].' - '.
$revision['uri'];
}
}
if ($task_ids) {
foreach ($task_ids as $task_id) {
if ($task_id == 1000) {
$output[1000] = 'T1000: A nanomorph mimetic poly-alloy'
.'(liquid metal) assassin controlled by Skynet: '
.'http://en.wikipedia.org/wiki/T-1000';
continue;
}
$task = $this->getConduit()->callMethodSynchronous(
'maniphest.info',
array(
'task_id' => $task_id,
));
$output[$task['phid']] = 'T'.$task['id'].': '.$task['title'].
' (Priority: '.$task['priority'].') - '.$task['uri'];
}
}
if ($vote_ids) {
foreach ($vote_ids as $vote_id) {
$vote = $this->getConduit()->callMethodSynchronous(
'slowvote.info',
array(
'poll_id' => $vote_id,
));
$output[$vote['phid']] = 'V'.$vote['id'].': '.$vote['question'].
' Come Vote '.$vote['uri'];
}
}
if ($file_ids) {
foreach ($file_ids as $file_id) {
$file = $this->getConduit()->callMethodSynchronous(
'file.info',
array(
'id' => $file_id,
));
$output[$file['phid']] = $file['objectName'].": ".$file['uri']." - ".
$file['name'];
}
}
if ($paste_ids) {
foreach ($paste_ids as $paste_id) {
$paste = $this->getConduit()->callMethodSynchronous(
'paste.info',
array(
'paste_id' => $paste_id,
));
// Eventually I'd like to show the username of the paster as well,
// however that will need something like a user.username_from_phid
// since we (ideally) want to keep the bot to Conduit calls...and
// not call to Phabricator-specific stuff (like actually loading
// the User object and fetching his/her username.)
$output[$paste['phid']] = 'P'.$paste['id'].': '.$paste['uri'].' - '.
$paste['title'];
if ($paste['language']) {
$output[$paste['phid']] .= ' ('.$paste['language'].')';
}
}
}
if ($commit_names) {
$commits = $this->getConduit()->callMethodSynchronous(
'diffusion.getcommits',
array(
'commits' => $commit_names,
));
foreach ($commits as $commit) {
if (isset($commit['error'])) {
continue;
}
$output[$commit['commitPHID']] = $commit['uri'];
}
}
foreach ($output as $phid => $description) {
// Don't mention the same object more than once every 10 minutes
// in public channels, so we avoid spamming the chat over and over
// again for discsussions of a specific revision, for example.
$reply_to = $original_message->getReplyTo();
if (empty($this->recentlyMentioned[$reply_to])) {
$this->recentlyMentioned[$reply_to] = array();
}
$quiet_until = idx(
$this->recentlyMentioned[$reply_to],
$phid,
0) + (60 * 10);
if (time() < $quiet_until) {
// Remain quiet on this channel.
continue;
}
$this->recentlyMentioned[$reply_to][$phid] = time();
$this->replyTo($original_message, $description);
}
break;
}
}
}

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