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ConpherenceEditor.php
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Fri, Mar 28, 01:31

ConpherenceEditor.php
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<?php
final class ConpherenceEditor extends PhabricatorApplicationTransactionEditor {
const ERROR_EMPTY_PARTICIPANTS = 'error-empty-participants';
const ERROR_EMPTY_MESSAGE = 'error-empty-message';
public function getEditorApplicationClass() {
return 'PhabricatorConpherenceApplication';
}
public function getEditorObjectsDescription() {
return pht('Conpherence Threads');
}
public static function createConpherence(
PhabricatorUser $creator,
array $participant_phids,
$title,
$message,
PhabricatorContentSource $source) {
$conpherence = ConpherenceThread::initializeNewThread($creator);
$files = array();
$errors = array();
if (empty($participant_phids)) {
$errors[] = self::ERROR_EMPTY_PARTICIPANTS;
} else {
$participant_phids[] = $creator->getPHID();
$participant_phids = array_unique($participant_phids);
$conpherence->setRecentParticipantPHIDs(
array_slice($participant_phids, 0, 10));
}
if (empty($message)) {
$errors[] = self::ERROR_EMPTY_MESSAGE;
}
$file_phids = PhabricatorMarkupEngine::extractFilePHIDsFromEmbeddedFiles(
$creator,
array($message));
if ($file_phids) {
$files = id(new PhabricatorFileQuery())
->setViewer($creator)
->withPHIDs($file_phids)
->execute();
}
if (!$errors) {
$xactions = array();
$xactions[] = id(new ConpherenceTransaction())
->setTransactionType(ConpherenceTransactionType::TYPE_PARTICIPANTS)
->setNewValue(array('+' => $participant_phids));
if ($files) {
$xactions[] = id(new ConpherenceTransaction())
->setTransactionType(ConpherenceTransactionType::TYPE_FILES)
->setNewValue(array('+' => mpull($files, 'getPHID')));
}
if ($title) {
$xactions[] = id(new ConpherenceTransaction())
->setTransactionType(ConpherenceTransactionType::TYPE_TITLE)
->setNewValue($title);
}
$xactions[] = id(new ConpherenceTransaction())
->setTransactionType(PhabricatorTransactions::TYPE_COMMENT)
->attachComment(
id(new ConpherenceTransactionComment())
->setContent($message)
->setConpherencePHID($conpherence->getPHID()));
id(new ConpherenceEditor())
->setContentSource($source)
->setContinueOnNoEffect(true)
->setActor($creator)
->applyTransactions($conpherence, $xactions);
}
return array($errors, $conpherence);
}
public function generateTransactionsFromText(
PhabricatorUser $viewer,
ConpherenceThread $conpherence,
$text) {
$files = array();
$file_phids = PhabricatorMarkupEngine::extractFilePHIDsFromEmbeddedFiles(
$viewer,
array($text));
// Since these are extracted from text, we might be re-including the
// same file -- e.g. a mock under discussion. Filter files we
// already have.
$existing_file_phids = $conpherence->getFilePHIDs();
$file_phids = array_diff($file_phids, $existing_file_phids);
if ($file_phids) {
$files = id(new PhabricatorFileQuery())
->setViewer($this->getActor())
->withPHIDs($file_phids)
->execute();
}
$xactions = array();
if ($files) {
$xactions[] = id(new ConpherenceTransaction())
->setTransactionType(ConpherenceTransactionType::TYPE_FILES)
->setNewValue(array('+' => mpull($files, 'getPHID')));
}
$xactions[] = id(new ConpherenceTransaction())
->setTransactionType(PhabricatorTransactions::TYPE_COMMENT)
->attachComment(
id(new ConpherenceTransactionComment())
->setContent($text)
->setConpherencePHID($conpherence->getPHID()));
return $xactions;
}
public function getTransactionTypes() {
$types = parent::getTransactionTypes();
$types[] = PhabricatorTransactions::TYPE_COMMENT;
$types[] = ConpherenceTransactionType::TYPE_TITLE;
$types[] = ConpherenceTransactionType::TYPE_PARTICIPANTS;
$types[] = ConpherenceTransactionType::TYPE_FILES;
return $types;
}
protected function getCustomTransactionOldValue(
PhabricatorLiskDAO $object,
PhabricatorApplicationTransaction $xaction) {
switch ($xaction->getTransactionType()) {
case ConpherenceTransactionType::TYPE_TITLE:
return $object->getTitle();
case ConpherenceTransactionType::TYPE_PARTICIPANTS:
return $object->getParticipantPHIDs();
case ConpherenceTransactionType::TYPE_FILES:
return $object->getFilePHIDs();
}
}
protected function getCustomTransactionNewValue(
PhabricatorLiskDAO $object,
PhabricatorApplicationTransaction $xaction) {
switch ($xaction->getTransactionType()) {
case ConpherenceTransactionType::TYPE_TITLE:
return $xaction->getNewValue();
case ConpherenceTransactionType::TYPE_PARTICIPANTS:
case ConpherenceTransactionType::TYPE_FILES:
return $this->getPHIDTransactionNewValue($xaction);
}
}
/**
* We really only need a read lock if we have a comment. In that case, we
* must update the messagesCount field on the conpherence and
* seenMessagesCount(s) for the participant(s).
*/
protected function shouldReadLock(
PhabricatorLiskDAO $object,
PhabricatorApplicationTransaction $xaction) {
$lock = false;
switch ($xaction->getTransactionType()) {
case PhabricatorTransactions::TYPE_COMMENT:
$lock = true;
break;
}
return $lock;
}
/**
* We need to apply initial effects IFF the conpherence is new. We must
* save the conpherence first thing to make sure we have an id and a phid.
*/
protected function shouldApplyInitialEffects(
PhabricatorLiskDAO $object,
array $xactions) {
return !$object->getID();
}
protected function applyInitialEffects(
PhabricatorLiskDAO $object,
array $xactions) {
$object->save();
}
protected function applyCustomInternalTransaction(
PhabricatorLiskDAO $object,
PhabricatorApplicationTransaction $xaction) {
switch ($xaction->getTransactionType()) {
case PhabricatorTransactions::TYPE_COMMENT:
$object->setMessageCount((int)$object->getMessageCount() + 1);
break;
case ConpherenceTransactionType::TYPE_TITLE:
$object->setTitle($xaction->getNewValue());
break;
case ConpherenceTransactionType::TYPE_PARTICIPANTS:
// If this is a new ConpherenceThread, we have to create the
// participation data asap to pass policy checks. For existing
// ConpherenceThreads, the existing participation is correct
// at this stage. Note that later in applyCustomExternalTransaction
// this participation data will be updated, particularly the
// behindTransactionPHID which is just a generated dummy for now.
if ($this->getIsNewObject()) {
$participants = array();
foreach ($xaction->getNewValue() as $phid) {
if ($phid == $this->getActor()->getPHID()) {
$status = ConpherenceParticipationStatus::UP_TO_DATE;
$message_count = 1;
} else {
$status = ConpherenceParticipationStatus::BEHIND;
$message_count = 0;
}
$participants[$phid] =
id(new ConpherenceParticipant())
->setConpherencePHID($object->getPHID())
->setParticipantPHID($phid)
->setParticipationStatus($status)
->setDateTouched(time())
->setBehindTransactionPHID($xaction->generatePHID())
->setSeenMessageCount($message_count)
->save();
$object->attachParticipants($participants);
}
}
break;
}
$this->updateRecentParticipantPHIDs($object, $xaction);
}
private function updateRecentParticipantPHIDs(
PhabricatorLiskDAO $object,
PhabricatorApplicationTransaction $xaction) {
$participants = $object->getRecentParticipantPHIDs();
array_unshift($participants, $xaction->getAuthorPHID());
$participants = array_slice(array_unique($participants), 0, 10);
$object->setRecentParticipantPHIDs($participants);
}
protected function applyCustomExternalTransaction(
PhabricatorLiskDAO $object,
PhabricatorApplicationTransaction $xaction) {
switch ($xaction->getTransactionType()) {
case ConpherenceTransactionType::TYPE_FILES:
$editor = new PhabricatorEdgeEditor();
$edge_type = PhabricatorObjectHasFileEdgeType::EDGECONST;
$old = array_fill_keys($xaction->getOldValue(), true);
$new = array_fill_keys($xaction->getNewValue(), true);
$add_edges = array_keys(array_diff_key($new, $old));
$remove_edges = array_keys(array_diff_key($old, $new));
foreach ($add_edges as $file_phid) {
$editor->addEdge(
$object->getPHID(),
$edge_type,
$file_phid);
}
foreach ($remove_edges as $file_phid) {
$editor->removeEdge(
$object->getPHID(),
$edge_type,
$file_phid);
}
$editor->save();
break;
case ConpherenceTransactionType::TYPE_PARTICIPANTS:
$participants = $object->getParticipants();
$old_map = array_fuse($xaction->getOldValue());
$new_map = array_fuse($xaction->getNewValue());
$remove = array_keys(array_diff_key($old_map, $new_map));
foreach ($remove as $phid) {
$remove_participant = $participants[$phid];
$remove_participant->delete();
unset($participants[$phid]);
}
$add = array_keys(array_diff_key($new_map, $old_map));
foreach ($add as $phid) {
if ($this->getIsNewObject()) {
$participants[$phid]
->setBehindTransactionPHID($xaction->getPHID())
->save();
} else {
if ($phid == $this->getActor()->getPHID()) {
$status = ConpherenceParticipationStatus::UP_TO_DATE;
$message_count = $object->getMessageCount();
} else {
$status = ConpherenceParticipationStatus::BEHIND;
$message_count = 0;
}
$participants[$phid] =
id(new ConpherenceParticipant())
->setConpherencePHID($object->getPHID())
->setParticipantPHID($phid)
->setParticipationStatus($status)
->setDateTouched(time())
->setBehindTransactionPHID($xaction->getPHID())
->setSeenMessageCount($message_count)
->save();
}
}
$object->attachParticipants($participants);
break;
}
}
protected function applyFinalEffects(
PhabricatorLiskDAO $object,
array $xactions) {
// update everyone's participation status on the last xaction -only-
$xaction = end($xactions);
$xaction_phid = $xaction->getPHID();
$behind = ConpherenceParticipationStatus::BEHIND;
$up_to_date = ConpherenceParticipationStatus::UP_TO_DATE;
$participants = $object->getParticipants();
$user = $this->getActor();
$time = time();
foreach ($participants as $phid => $participant) {
if ($phid != $user->getPHID()) {
if ($participant->getParticipationStatus() != $behind) {
$participant->setBehindTransactionPHID($xaction_phid);
// decrement one as this is the message putting them behind!
$participant->setSeenMessageCount($object->getMessageCount() - 1);
}
$participant->setParticipationStatus($behind);
$participant->setDateTouched($time);
} else {
$participant->setSeenMessageCount($object->getMessageCount());
$participant->setParticipationStatus($up_to_date);
$participant->setDateTouched($time);
}
$participant->save();
}
if ($xactions) {
$data = array(
'type' => 'message',
'threadPHID' => $object->getPHID(),
'messageID' => last($xactions)->getID(),
'subscribers' => array($object->getPHID()),
);
PhabricatorNotificationClient::tryToPostMessage($data);
}
return $xactions;
}
protected function mergeTransactions(
PhabricatorApplicationTransaction $u,
PhabricatorApplicationTransaction $v) {
$type = $u->getTransactionType();
switch ($type) {
case ConpherenceTransactionType::TYPE_TITLE:
return $v;
case ConpherenceTransactionType::TYPE_FILES:
case ConpherenceTransactionType::TYPE_PARTICIPANTS:
return $this->mergePHIDOrEdgeTransactions($u, $v);
}
return parent::mergeTransactions($u, $v);
}
protected function shouldSendMail(
PhabricatorLiskDAO $object,
array $xactions) {
return true;
}
protected function buildReplyHandler(PhabricatorLiskDAO $object) {
return id(new ConpherenceReplyHandler())
->setActor($this->getActor())
->setMailReceiver($object);
}
protected function buildMailTemplate(PhabricatorLiskDAO $object) {
$id = $object->getID();
$title = $object->getTitle();
if (!$title) {
$title = pht(
'%s sent you a message.',
$this->getActor()->getUserName());
}
$phid = $object->getPHID();
return id(new PhabricatorMetaMTAMail())
->setSubject("E{$id}: {$title}")
->addHeader('Thread-Topic', "E{$id}: {$phid}");
}
protected function getMailTo(PhabricatorLiskDAO $object) {
$to_phids = array();
$participants = $object->getParticipants();
if (empty($participants)) {
return $to_phids;
}
$preferences = id(new PhabricatorUserPreferences())
->loadAllWhere('userPHID in (%Ls)', array_keys($participants));
$preferences = mpull($preferences, null, 'getUserPHID');
foreach ($participants as $phid => $participant) {
$default = ConpherenceSettings::EMAIL_ALWAYS;
$preference = idx($preferences, $phid);
if ($preference) {
$default = $preference->getPreference(
PhabricatorUserPreferences::PREFERENCE_CONPH_NOTIFICATIONS,
ConpherenceSettings::EMAIL_ALWAYS);
}
$settings = $participant->getSettings();
$notifications = idx(
$settings,
'notifications',
$default);
if ($notifications == ConpherenceSettings::EMAIL_ALWAYS) {
$to_phids[] = $phid;
}
}
return $to_phids;
}
protected function getMailCC(PhabricatorLiskDAO $object) {
return array();
}
protected function buildMailBody(
PhabricatorLiskDAO $object,
array $xactions) {
$body = parent::buildMailBody($object, $xactions);
$body->addLinkSection(
pht('CONPHERENCE DETAIL'),
PhabricatorEnv::getProductionURI('/conpherence/'.$object->getID().'/'));
return $body;
}
protected function getMailSubjectPrefix() {
return PhabricatorEnv::getEnvConfig('metamta.conpherence.subject-prefix');
}
protected function shouldPublishFeedStory(
PhabricatorLiskDAO $object,
array $xactions) {
return false;
}
protected function supportsSearch() {
return true;
}
protected function getSearchContextParameter(
PhabricatorLiskDAO $object,
array $xactions) {
$comment_phids = array();
foreach ($xactions as $xaction) {
if ($xaction->hasComment()) {
$comment_phids[] = $xaction->getPHID();
}
}
return array(
'commentPHIDs' => $comment_phids,
);
}
protected function validateTransaction(
PhabricatorLiskDAO $object,
$type,
array $xactions) {
$errors = parent::validateTransaction($object, $type, $xactions);
switch ($type) {
case ConpherenceTransactionType::TYPE_PARTICIPANTS:
foreach ($xactions as $xaction) {
$phids = $this->getPHIDTransactionNewValue(
$xaction,
nonempty($object->getParticipantPHIDs(), array()));
if (!$phids) {
continue;
}
$users = id(new PhabricatorPeopleQuery())
->setViewer($this->requireActor())
->withPHIDs($phids)
->execute();
$users = mpull($users, null, 'getPHID');
foreach ($phids as $phid) {
if (isset($users[$phid])) {
continue;
}
$errors[] = new PhabricatorApplicationTransactionValidationError(
$type,
pht('Invalid'),
pht('New thread member "%s" is not a valid user.', $phid),
$xaction);
}
}
break;
}
return $errors;
}
}

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