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phorge/src/applications/maniphest/xaction/ManiphestTaskCoverImageTransaction.php
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ManiphestTaskCoverImageTransaction.php
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<?php
final class ManiphestTaskCoverImageTransaction
extends ManiphestTaskTransactionType {
const TRANSACTIONTYPE = 'cover-image';
public function generateOldValue($object) {
return $object->getCoverImageFilePHID();
}
public function applyInternalEffects($object, $value) {
$file_phid = $value;
if ($file_phid) {
$file = id(new PhabricatorFileQuery())
->setViewer($this->getActor())
->withPHIDs(array($file_phid))
->executeOne();
} else {
$file = null;
}
if (!$file || !$file->isTransformableImage()) {
$object->setProperty('cover.filePHID', null);
$object->setProperty('cover.thumbnailPHID', null);
return;
}
// Generate an image transformation, usually smaller (orphan now).
$xform_key = PhabricatorFileThumbnailTransform::TRANSFORM_WORKCARD;
$xform = PhabricatorFileTransform::getTransformByKey($xform_key)
->executeTransform($file);
// Make that image transformation non-orphan.
id(new PhabricatorTransformedFile())
->setOriginalPHID($file_phid)
->setTransformedPHID($xform->getPHID())
->setTransform($xform_key)
->save();
$object->setProperty('cover.filePHID', $file->getPHID());
$object->setProperty('cover.thumbnailPHID', $xform->getPHID());
}
public function applyExternalEffects($object, $value) {
// If the File has a Cover Image, attach that as side-effect.
// Otherwise, the Cover Image may be invisible to participants.
$file_phid = $object->getProperty('cover.filePHID');
if ($file_phid) {
PhabricatorFile::attachFileToObject($file_phid, $object->getPHID());
}
}
public function getTitle() {
$old = $this->getOldValue();
$new = $this->getNewValue();
if ($old === null) {
return pht(
'%s set the cover image to %s.',
$this->renderAuthor(),
$this->renderHandle($new));
}
return pht(
'%s updated the cover image to %s.',
$this->renderAuthor(),
$this->renderHandle($new));
}
public function getTitleForFeed() {
$old = $this->getOldValue();
if ($old === null) {
return pht(
'%s added a cover image to %s.',
$this->renderAuthor(),
$this->renderObject());
}
return pht(
'%s updated the cover image for %s.',
$this->renderAuthor(),
$this->renderObject());
}
public function validateTransactions($object, array $xactions) {
$errors = array();
$viewer = $this->getActor();
foreach ($xactions as $xaction) {
$file_phid = $xaction->getNewValue();
$file = id(new PhabricatorFileQuery())
->setViewer($viewer)
->withPHIDs(array($file_phid))
->executeOne();
if (!$file) {
$errors[] = $this->newInvalidError(
pht(
'File PHID ("%s") is invalid, or you do not have permission '.
'to view it.',
$file_phid),
$xaction);
continue;
}
if (!$file->isViewableImage()) {
$errors[] = $this->newInvalidError(
pht(
'File ("%s", with MIME type "%s") is not a viewable image file.',
$file_phid,
$file->getMimeType()),
$xaction);
continue;
}
if (!$file->isTransformableImage()) {
$errors[] = $this->newInvalidError(
pht(
'File ("%s", with MIME type "%s") can not be transformed into '.
'a thumbnail. You may be missing support for this file type in '.
'the "GD" extension.',
$file_phid,
$file->getMimeType()),
$xaction);
continue;
}
}
return $errors;
}
public function getIcon() {
return 'fa-image';
}
}

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