/**
* Get the SHA-1 of a file in storage when this operation is attempted
*
* @param $source string Storage path
* @param $predicates Array
* @return string|false
*/
protected final function fileSha1($source, array $predicates)
{
if (isset($predicates['sha1'][$source])) {
return $predicates['sha1'][$source];
// previous op assures this
} else {
$params = array('src' => $source, 'latest' => $this->useLatest);
return $this->backend->getFileSha1Base36($params);
}
}
/**
* Get the SHA-1 of a file in storage when this operation is attempted
*
* @param string $source Storage path
* @param array $predicates
* @return string|bool False on failure
*/
protected final function fileSha1($source, array $predicates)
{
if (isset($predicates['sha1'][$source])) {
return $predicates['sha1'][$source];
// previous op assures this
} elseif (isset($predicates['exists'][$source]) && !$predicates['exists'][$source]) {
return false;
// previous op assures this
} else {
$params = ['src' => $source, 'latest' => true];
return $this->backend->getFileSha1Base36($params);
}
}
