/**
* Validate that the edit is permissible, and the actor has permission to
* perform it.
*/
private function validateEdit(PhabricatorApplicationTransaction $xaction, PhabricatorApplicationTransactionComment $comment)
{
if (!$xaction->getPHID()) {
throw new Exception('Transaction must have a PHID before calling applyEdit()!');
}
$type_comment = PhabricatorTransactions::TYPE_COMMENT;
if ($xaction->getTransactionType() == $type_comment) {
if ($comment->getPHID()) {
throw new Exception('Transaction comment must not yet have a PHID!');
}
}
if (!$this->getContentSource()) {
throw new Exception('Call setContentSource() before applyEdit()!');
}
$actor = $this->requireActor();
PhabricatorPolicyFilter::requireCapability($actor, $xaction, PhabricatorPolicyCapability::CAN_VIEW);
if ($comment->getIsRemoved() && $actor->getIsAdmin()) {
// NOTE: Administrators can remove comments by any user, and don't need
// to pass the edit check.
} else {
PhabricatorPolicyFilter::requireCapability($actor, $xaction, PhabricatorPolicyCapability::CAN_EDIT);
}
}
protected function applyCustomExternalTransaction(PhabricatorLiskDAO $object, PhabricatorApplicationTransaction $xaction)
{
switch ($xaction->getTransactionType()) {
case ConpherenceTransaction::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);
}
$editor->save();
break;
case ConpherenceTransaction::TYPE_PARTICIPANTS:
if ($this->getIsNewObject()) {
continue;
}
$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 $phid) {
if ($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;
}
}
private function renderEvent(PhabricatorApplicationTransaction $xaction, array $group)
{
$viewer = $this->getUser();
$event = id(new PHUITimelineEventView())->setUser($viewer)->setAuthorPHID($xaction->getAuthorPHID())->setTransactionPHID($xaction->getPHID())->setUserHandle($xaction->getHandle($xaction->getAuthorPHID()))->setIcon($xaction->getIcon())->setColor($xaction->getColor())->setHideCommentOptions($this->getHideCommentOptions());
list($token, $token_removed) = $xaction->getToken();
if ($token) {
$event->setToken($token, $token_removed);
}
if (!$this->shouldSuppressTitle($xaction, $group)) {
if ($this->renderAsFeed) {
$title = $xaction->getTitleForFeed();
} else {
$title = $xaction->getTitle();
}
if ($xaction->hasChangeDetails()) {
if (!$this->isPreview) {
$details = $this->buildChangeDetailsLink($xaction);
$title = array($title, ' ', $details);
}
}
if (!$this->isPreview) {
$more = $this->buildExtraInformationLink($xaction);
if ($more) {
$title = array($title, ' ', $more);
}
}
$event->setTitle($title);
}
if ($this->isPreview) {
$event->setIsPreview(true);
} else {
$event->setDateCreated($xaction->getDateCreated())->setContentSource($xaction->getContentSource())->setAnchor($xaction->getID());
}
$transaction_type = $xaction->getTransactionType();
$comment_type = PhabricatorTransactions::TYPE_COMMENT;
$is_normal_comment = $transaction_type == $comment_type;
if ($this->getShowEditActions() && !$this->isPreview && $is_normal_comment) {
$has_deleted_comment = $xaction->getComment() && $xaction->getComment()->getIsDeleted();
$has_removed_comment = $xaction->getComment() && $xaction->getComment()->getIsRemoved();
if ($xaction->getCommentVersion() > 1 && !$has_removed_comment) {
$event->setIsEdited(true);
}
if (!$has_removed_comment) {
$event->setIsNormalComment(true);
}
// If we have a place for quoted text to go and this is a quotable
// comment, pass the quote target ID to the event view.
if ($this->getQuoteTargetID()) {
if ($xaction->hasComment()) {
if (!$has_removed_comment && !$has_deleted_comment) {
$event->setQuoteTargetID($this->getQuoteTargetID());
$event->setQuoteRef($this->getQuoteRef());
}
}
}
$can_edit = PhabricatorPolicyCapability::CAN_EDIT;
if ($xaction->hasComment() || $has_deleted_comment) {
$has_edit_capability = PhabricatorPolicyFilter::hasCapability($viewer, $xaction, $can_edit);
if ($has_edit_capability && !$has_removed_comment) {
$event->setIsEditable(true);
}
if ($has_edit_capability || $viewer->getIsAdmin()) {
if (!$has_removed_comment) {
$event->setIsRemovable(true);
}
}
}
}
$comment = $this->renderTransactionContent($xaction);
if ($comment) {
$event->appendChild($comment);
}
return $event;
}