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phorge/src/applications/pholio/xaction/PholioImageNameTransaction.php
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PholioImageNameTransaction.php
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<?php
final class PholioImageNameTransaction
extends PholioImageTransactionType {
const TRANSACTIONTYPE = 'image-name';
public function generateOldValue($object) {
$name = null;
$phid = null;
$image = $this->getImageForXaction($object);
if ($image) {
$name = $image->getName();
$phid = $image->getPHID();
}
return array($phid => $name);
}
public function applyInternalEffects($object, $value) {
$image = $this->getImageForXaction($object);
$value = (string)head($this->getNewValue());
$image->setName($value);
$image->save();
}
public function getTitle() {
$old = $this->getOldValue();
$new = $this->getNewValue();
return pht(
'%s renamed an image (%s) from %s to %s.',
$this->renderAuthor(),
$this->renderHandle(key($new)),
$this->renderValue((string)head($old)),
$this->renderValue((string)head($new)));
}
public function getTitleForFeed() {
return pht(
'%s updated the image names 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 validateTransactions($object, array $xactions) {
$errors = array();
$max_length = $object->getColumnMaximumByteLength('name');
foreach ($xactions as $xaction) {
$new_value = head(array_values($xaction->getNewValue()));
$new_length = strlen($new_value);
if ($new_length > $max_length) {
$errors[] = $this->newInvalidError(
pht(
'Mock image names must not be longer than %s character(s).',
new PhutilNumber($max_length)));
}
}
return $errors;
}
}

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