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ArcanistWorkingCopy.php
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ArcanistWorkingCopy.php
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<?php
abstract class ArcanistWorkingCopy
extends Phobject {
private $path;
private $workingDirectory;
public static function newFromWorkingDirectory($path) {
$working_types = id(new PhutilClassMapQuery())
->setAncestorClass(__CLASS__)
->execute();
$paths = Filesystem::walkToRoot($path);
$paths = array_reverse($paths);
$candidates = array();
foreach ($paths as $path_key => $ancestor_path) {
foreach ($working_types as $working_type) {
$working_copy = $working_type->newWorkingCopyFromDirectories(
$path,
$ancestor_path);
if (!$working_copy) {
continue;
}
$working_copy->path = $ancestor_path;
$working_copy->workingDirectory = $path;
$candidates[] = $working_copy;
}
}
// If we've found multiple candidate working copies, we need to pick one.
// We let the innermost working copy pick the best candidate from among
// candidates of the same type. The rules for Git and Mercurial differ
// slightly from the rules for Subversion.
if ($candidates) {
$deepest = last($candidates);
foreach ($candidates as $key => $candidate) {
if (get_class($candidate) != get_class($deepest)) {
unset($candidates[$key]);
}
}
$candidates = array_values($candidates);
return $deepest->selectFromNestedWorkingCopies($candidates);
}
return null;
}
abstract protected function newWorkingCopyFromDirectories(
$working_directory,
$ancestor_directory);
final public function getPath($to_file = null) {
return Filesystem::concatenatePaths(
array(
$this->path,
$to_file,
));
}
final public function getWorkingDirectory() {
return $this->workingDirectory;
}
public function getProjectConfigurationFilePath() {
return $this->getPath('.arcconfig');
}
public function getLocalConfigurationFilePath() {
if ($this->hasMetadataDirectory()) {
return $this->getMetadataPath('arc/config');
}
return null;
}
public function getMetadataDirectory() {
return null;
}
final public function hasMetadataDirectory() {
return ($this->getMetadataDirectory() !== null);
}
final public function getMetadataPath($to_file = null) {
if (!$this->hasMetadataDirectory()) {
throw new Exception(
pht(
'This working copy has no metadata directory, so you can not '.
'resolve metadata paths within it.'));
}
return Filesystem::concatenatePaths(
array(
$this->getMetadataDirectory(),
$to_file,
));
}
protected function selectFromNestedWorkingCopies(array $candidates) {
// Normally, the best working copy in a stack is the deepest working copy.
// Subversion uses slightly different rules.
return last($candidates);
}
abstract public function newRepositoryAPI();
}

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ArcanistWorkingCopy.php (2 KB)

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