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phorge/src/applications/pholio/xaction/PholioImageDescriptionTransaction.php
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PholioImageDescriptionTransaction.php
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<?php
final class PholioImageDescriptionTransaction
extends PholioImageTransactionType {
const TRANSACTIONTYPE = 'image-description';
public function generateOldValue($object) {
$description = null;
$phid = null;
$image = $this->getImageForXaction($object);
if ($image) {
$description = $image->getDescription();
$phid = $image->getPHID();
}
return array($phid => $description);
}
public function applyInternalEffects($object, $value) {
$image = $this->getImageForXaction($object);
$value = (string)head($this->getNewValue());
$image->setDescription($value);
$image->save();
}
public function getTitle() {
$new = $this->getNewValue();
return pht(
'%s updated an image\'s (%s) description.',
$this->renderAuthor(),
$this->renderHandle(head_key($new)));
}
public function getTitleForFeed() {
return pht(
'%s updated image descriptions of %s.',
$this->renderAuthor(),
$this->renderObject());
}
public function mergeTransactions(
$object,
PhabricatorApplicationTransaction $u,
PhabricatorApplicationTransaction $v) {
$raw_new_value_u = $u->getNewValue();
$raw_new_value_v = $v->getNewValue();
$phid_u = head_key($raw_new_value_u);
$phid_v = head_key($raw_new_value_v);
if ($phid_u == $phid_v) {
return $v;
}
return null;
}
public function shouldHide() {
$old = $this->getOldValue();
return ($old === array(null => null));
}
public function hasChangeDetailView() {
return true;
}
public function newChangeDetailView() {
$viewer = $this->getViewer();
return id(new PhabricatorApplicationTransactionTextDiffDetailView())
->setViewer($viewer)
->setOldText(head($this->getOldValue()))
->setNewText(head($this->getNewValue()));
}
}

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