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PholioImageFileTransaction.php
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Sun, Feb 2, 16:55

PholioImageFileTransaction.php
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<?php
final class PholioImageFileTransaction
extends PholioImageTransactionType {
const TRANSACTIONTYPE = 'image-file';
public function generateOldValue($object) {
$images = $object->getImages();
return array_values(mpull($images, 'getPHID'));
}
public function generateNewValue($object, $value) {
$new_value = array();
foreach ($value as $key => $images) {
$new_value[$key] = mpull($images, 'getPHID');
}
$old = array_fuse($this->getOldValue());
return $this->getEditor()->getPHIDList($old, $new_value);
}
public function applyInternalEffects($object, $value) {
$old_map = array_fuse($this->getOldValue());
$new_map = array_fuse($this->getNewValue());
$obsolete_map = array_diff_key($old_map, $new_map);
$images = $object->getImages();
foreach ($images as $seq => $image) {
if (isset($obsolete_map[$image->getPHID()])) {
$image->setIsObsolete(1);
$image->save();
unset($images[$seq]);
}
}
$object->attachImages($images);
}
public function getTitle() {
$old = $this->getOldValue();
$new = $this->getNewValue();
$add = array_diff($new, $old);
$rem = array_diff($old, $new);
if ($add && $rem) {
return pht(
'%s edited image(s), added %d: %s; removed %d: %s.',
$this->renderAuthor(),
count($add),
$this->renderHandleList($add),
count($rem),
$this->renderHandleList($rem));
} else if ($add) {
return pht(
'%s added %d image(s): %s.',
$this->renderAuthor(),
count($add),
$this->renderHandleList($add));
} else {
return pht(
'%s removed %d image(s): %s.',
$this->renderAuthor(),
count($rem),
$this->renderHandleList($rem));
}
}
public function getTitleForFeed() {
$old = $this->getOldValue();
$new = $this->getNewValue();
return pht(
'%s updated images of %s.',
$this->renderAuthor(),
$this->renderObject());
}
public function getIcon() {
return 'fa-picture-o';
}
public function getColor() {
$old = $this->getOldValue();
$new = $this->getNewValue();
$add = array_diff($new, $old);
$rem = array_diff($old, $new);
if ($add && $rem) {
return PhabricatorTransactions::COLOR_YELLOW;
} else if ($add) {
return PhabricatorTransactions::COLOR_GREEN;
} else {
return PhabricatorTransactions::COLOR_RED;
}
}
public function extractFilePHIDs($object, $value) {
$images = $this->getEditor()->getNewImages();
$images = mpull($images, null, 'getPHID');
$file_phids = array();
foreach ($value as $image_phid) {
$image = idx($images, $image_phid);
if (!$image) {
continue;
}
$file_phids[] = $image->getFilePHID();
}
return $file_phids;
}
public function mergeTransactions(
$object,
PhabricatorApplicationTransaction $u,
PhabricatorApplicationTransaction $v) {
return $this->getEditor()->mergePHIDOrEdgeTransactions($u, $v);
}
}

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