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PhabricatorFilesManagementEncodeWorkflow.php
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Mon, Dec 2, 22:07

PhabricatorFilesManagementEncodeWorkflow.php
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<?php
final class PhabricatorFilesManagementEncodeWorkflow
extends PhabricatorFilesManagementWorkflow {
protected function didConstruct() {
$this
->setName('encode')
->setSynopsis(
pht('Change the storage encoding of files.'))
->setArguments(
array(
array(
'name' => 'as',
'param' => 'format',
'help' => pht('Select the storage format to use.'),
),
array(
'name' => 'key',
'param' => 'keyname',
'help' => pht('Select a specific storage key.'),
),
array(
'name' => 'all',
'help' => pht('Change encoding for all files.'),
),
array(
'name' => 'force',
'help' => pht(
'Re-encode files which are already stored in the target '.
'encoding.'),
),
array(
'name' => 'names',
'wildcard' => true,
),
));
}
public function execute(PhutilArgumentParser $args) {
$iterator = $this->buildIterator($args);
if (!$iterator) {
throw new PhutilArgumentUsageException(
pht(
'Either specify a list of files to encode, or use --all to '.
'encode all files.'));
}
$force = (bool)$args->getArg('force');
$format_list = PhabricatorFileStorageFormat::getAllFormats();
$format_list = array_keys($format_list);
$format_list = implode(', ', $format_list);
$format_key = $args->getArg('as');
if (!strlen($format_key)) {
throw new PhutilArgumentUsageException(
pht(
'Use --as <format> to select a target encoding format. Available '.
'formats are: %s.',
$format_list));
}
$format = PhabricatorFileStorageFormat::getFormat($format_key);
if (!$format) {
throw new PhutilArgumentUsageException(
pht(
'Storage format "%s" is not valid. Available formats are: %s.',
$format_key,
$format_list));
}
$key_name = $args->getArg('key');
if (strlen($key_name)) {
$format->selectMasterKey($key_name);
}
$engines = PhabricatorFileStorageEngine::loadAllEngines();
$failed = array();
foreach ($iterator as $file) {
$monogram = $file->getMonogram();
$engine_key = $file->getStorageEngine();
$engine = idx($engines, $engine_key);
if (!$engine) {
echo tsprintf(
"%s\n",
pht(
'%s: Uses unknown storage engine "%s".',
$monogram,
$engine_key));
$failed[] = $file;
continue;
}
if ($engine->isChunkEngine()) {
echo tsprintf(
"%s\n",
pht(
'%s: Stored as chunks, no data to encode directly.',
$monogram));
continue;
}
if (($file->getStorageFormat() == $format_key) && !$force) {
echo tsprintf(
"%s\n",
pht(
'%s: Already encoded in target format.',
$monogram));
continue;
}
echo tsprintf(
"%s\n",
pht(
'%s: Changing encoding from "%s" to "%s".',
$monogram,
$file->getStorageFormat(),
$format_key));
try {
$file->migrateToStorageFormat($format);
echo tsprintf(
"%s\n",
pht('Done.'));
} catch (Exception $ex) {
echo tsprintf(
"%B\n",
pht('Failed! %s', (string)$ex));
$failed[] = $file;
}
}
if ($failed) {
$monograms = mpull($failed, 'getMonogram');
echo tsprintf(
"%s\n",
pht('Failures: %s.', implode(', ', $monograms)));
return 1;
}
return 0;
}
}

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