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DifferentialCommentSaveControllerPro.php
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Tue, Jan 14, 14:15

DifferentialCommentSaveControllerPro.php
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<?php
final class DifferentialCommentSaveControllerPro
extends DifferentialController {
private $id;
public function willProcessRequest(array $data) {
$this->id = $data['id'];
}
public function processRequest() {
$request = $this->getRequest();
$viewer = $request->getUser();
if (!$request->isFormPost()) {
return new Aphront400Response();
}
$revision = id(new DifferentialRevisionQuery())
->setViewer($viewer)
->withIDs(array($this->id))
->needReviewerStatus(true)
->executeOne();
if (!$revision) {
return new Aphront404Response();
}
$type_action = DifferentialTransaction::TYPE_ACTION;
$type_subscribers = PhabricatorTransactions::TYPE_SUBSCRIBERS;
$type_edge = PhabricatorTransactions::TYPE_EDGE;
$type_comment = PhabricatorTransactions::TYPE_COMMENT;
$type_inline = DifferentialTransaction::TYPE_INLINE;
$edge_reviewer = PhabricatorEdgeConfig::TYPE_DREV_HAS_REVIEWER;
$xactions = array();
$action = $request->getStr('action');
switch ($action) {
case DifferentialAction::ACTION_COMMENT:
case DifferentialAction::ACTION_ADDREVIEWERS:
case DifferentialAction::ACTION_ADDCCS:
// These transaction types have no direct effect, they just
// accompany other transaction types which can have an effect.
break;
default:
$xactions[] = id(new DifferentialTransaction())
->setTransactionType($type_action)
->setNewValue($request->getStr('action'));
break;
}
$ccs = $request->getArr('ccs');
if ($ccs) {
$xactions[] = id(new DifferentialTransaction())
->setTransactionType($type_subscribers)
->setNewValue(array('+' => $ccs));
}
$current_reviewers = mpull(
$revision->getReviewerStatus(),
null,
'getReviewerPHID');
$reviewer_edges = array();
$add_reviewers = $request->getArr('reviewers');
foreach ($add_reviewers as $reviewer_phid) {
if (isset($current_reviewers[$reviewer_phid])) {
continue;
}
$reviewer = new DifferentialReviewer(
$reviewer_phid,
array(
'status' => DifferentialReviewerStatus::STATUS_ADDED,
));
$reviewer_edges[$reviewer_phid] = array(
'data' => $reviewer->getEdgeData(),
);
}
if ($add_reviewers) {
$xactions[] = id(new DifferentialTransaction())
->setTransactionType($type_edge)
->setMetadataValue('edge:type', $edge_reviewer)
->setNewValue(array('+' => $reviewer_edges));
}
$inline_phids = $this->loadUnsubmittedInlinePHIDs($revision);
if ($inline_phids) {
$inlines = id(new PhabricatorApplicationTransactionCommentQuery())
->setTemplate(new DifferentialTransactionComment())
->setViewer($viewer)
->withPHIDs($inline_phids)
->execute();
} else {
$inlines = array();
}
foreach ($inlines as $inline) {
$xactions[] = id(new DifferentialTransaction())
->setTransactionType($type_inline)
->attachComment($inline);
}
// NOTE: If there are no other transactions, add an empty comment
// transaction so that we'll raise a more user-friendly error message,
// to the effect of "you can not post an empty comment".
$no_xactions = !$xactions;
$comment = $request->getStr('comment');
if (strlen($comment) || $no_xactions) {
$xactions[] = id(new DifferentialTransaction())
->setTransactionType($type_comment)
->attachComment(
id(new DifferentialTransactionComment())
->setRevisionPHID($revision->getPHID())
->setContent($comment));
}
$editor = id(new DifferentialTransactionEditor())
->setActor($viewer)
->setContentSourceFromRequest($request)
->setContinueOnMissingFields(true)
->setContinueOnNoEffect($request->isContinueRequest());
$revision_uri = '/D'.$revision->getID();
try {
$editor->applyTransactions($revision, $xactions);
} catch (PhabricatorApplicationTransactionNoEffectException $ex) {
return id(new PhabricatorApplicationTransactionNoEffectResponse())
->setCancelURI($revision_uri)
->setException($ex);
} catch (PhabricatorApplicationTransactionValidationException $ex) {
// TODO: Provide a nice Response for rendering these in a clean way.
throw $ex;
}
$user = $request->getUser();
$draft = id(new PhabricatorDraft())->loadOneWhere(
'authorPHID = %s AND draftKey = %s',
$user->getPHID(),
'differential-comment-'.$revision->getID());
if ($draft) {
$draft->delete();
}
DifferentialDraft::deleteAllDrafts($user->getPHID(), $revision->getPHID());
return id(new AphrontRedirectResponse())
->setURI('/D'.$revision->getID());
}
private function loadUnsubmittedInlinePHIDs(DifferentialRevision $revision) {
$viewer = $this->getRequest()->getUser();
// TODO: This probably needs to move somewhere more central as we move
// away from DifferentialInlineCommentQuery, but
// PhabricatorApplicationTransactionCommentQuery is currently `final` and
// I'm not yet decided on how to approach that. For now, just get the PHIDs
// and then execute a PHID-based query through the standard stack.
$table = new DifferentialTransactionComment();
$conn_r = $table->establishConnection('r');
$phids = queryfx_all(
$conn_r,
'SELECT phid FROM %T
WHERE revisionPHID = %s
AND authorPHID = %s
AND transactionPHID IS NULL',
$table->getTableName(),
$revision->getPHID(),
$viewer->getPHID());
return ipull($phids, 'phid');
}
}

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