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PonderCommentEditor.php
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Wed, May 14, 21:18

PonderCommentEditor.php
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<?php
/*
* Copyright 2012 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
final class PonderCommentEditor {
private $question;
private $comment;
private $targetPHID;
private $viewer;
private $shouldEmail = true;
public function setComment(PonderComment $comment) {
$this->comment = $comment;
return $this;
}
public function setQuestion(PonderQuestion $question) {
$this->question = $question;
return $this;
}
public function setTargetPHID($target) {
$this->targetPHID = $target;
return $this;
}
public function setUser(PhabricatorUser $user) {
$this->viewer = $user;
return $this;
}
public function save() {
if (!$this->comment) {
throw new Exception("Must set comment before saving it");
}
if (!$this->question) {
throw new Exception("Must set question before saving comment");
}
if (!$this->targetPHID) {
throw new Exception("Must set target before saving comment");
}
if (!$this->viewer) {
throw new Exception("Must set viewer before saving comment");
}
$comment = $this->comment;
$question = $this->question;
$target = $this->targetPHID;
$viewer = $this->viewer;
$comment->save();
$question->attachRelated();
PhabricatorSearchPonderIndexer::indexQuestion($question);
// subscribe author and @mentions
$subeditor = id(new PhabricatorSubscriptionsEditor())
->setObject($question)
->setUser($viewer);
$subeditor->subscribeExplicit(array($comment->getAuthorPHID()));
$content = $comment->getContent();
$at_mention_phids = PhabricatorMarkupEngine::extractPHIDsFromMentions(
array($content)
);
$subeditor->subscribeImplicit($at_mention_phids);
$subeditor->save();
if ($this->shouldEmail) {
// now load subscribers, including implicitly-added @mention victims
$subscribers = PhabricatorSubscribersQuery
::loadSubscribersForPHID($question->getPHID());
// @mention emails (but not for anyone who has explicitly unsubscribed)
if (array_intersect($at_mention_phids, $subscribers)) {
id(new PonderMentionMail(
$question,
$comment,
$viewer))
->setToPHIDs($at_mention_phids)
->send();
}
if ($target === $question->getPHID()) {
$target = $question;
}
else {
$answers_by_phid = mgroup($question->getAnswers(), 'getPHID');
$target = head($answers_by_phid[$target]);
}
// only send emails to others in the same thread
$thread = mpull($target->getComments(), 'getAuthorPHID');
$thread[] = $target->getAuthorPHID();
$thread[] = $question->getAuthorPHID();
$other_subs =
array_diff(
array_intersect($thread, $subscribers),
$at_mention_phids
);
// 'Comment' emails for subscribers who are in the same comment thread,
// including the author of the parent question and/or answer, excluding
// @mentions (and excluding the author, depending on their MetaMTA
// settings).
if ($other_subs) {
id(new PonderCommentMail(
$question,
$comment,
$viewer))
->setToPHIDs($other_subs)
->send();
}
}
}
}

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