/**
* Constructor
*
* @param GitPHP_Project $project project
* @param GitPHP_HeadListLoadStrategy_Interface $strategy load strategy
*/
public function __construct($project, GitPHP_HeadListLoadStrategy_Interface $strategy)
{
parent::__construct($project);
if (!$strategy) {
throw new Exception('Head list load strategy is required');
}
$this->SetStrategy($strategy);
}
/**
* Loads the ref list for a ref type
*
* @param GitPHP_RefList $refList ref list
* @param string $type ref type
* @return array array of refs
*/
protected function GetRefs(GitPHP_RefList $refList, $type)
{
if (!$refList) {
return;
}
if (empty($type)) {
return;
}
if (GitPHP_DebugLog::GetInstance()->GetEnabled()) {
$autotimer = new GitPHP_DebugAutoLog();
}
$refs = array();
$prefix = 'refs/' . $type;
$fullPath = $refList->GetProject()->GetPath() . '/' . $prefix;
$fullPathLen = strlen($fullPath) + 1;
/* loose files */
$refFiles = GitPHP_Util::ListDir($fullPath);
for ($i = 0; $i < count($refFiles); ++$i) {
$ref = substr($refFiles[$i], $fullPathLen);
if (empty($ref) || isset($refs[$ref])) {
continue;
}
$hash = trim(file_get_contents($refFiles[$i]));
if (preg_match('/^[0-9A-Fa-f]{40}$/', $hash)) {
$refs[$ref] = $hash;
}
}
/* packed refs */
if (file_exists($refList->GetProject()->GetPath() . '/packed-refs')) {
$packedRefs = explode("\n", file_get_contents($refList->GetProject()->GetPath() . '/packed-refs'));
foreach ($packedRefs as $ref) {
if (preg_match('/^([0-9A-Fa-f]{40}) refs\\/' . $type . '\\/(.+)$/', $ref, $regs)) {
if (!isset($refs[$regs[2]])) {
$refs[$regs[2]] = $regs[1];
}
}
}
}
return $refs;
}
/**
* Get refs in a specific order
*
* @param GitPHP_RefList $refList ref list
* @param string $type type of ref
* @param string $order order to use
* @param int $count limit the number of results
* @param int $skip skip a number of results
* @return array array of refs
*/
protected function GetOrderedRefs($refList, $type, $order, $count = 0, $skip = 0)
{
if (!$refList) {
return;
}
if (empty($type) || empty($order)) {
return null;
}
$args = array();
$args[] = '--sort=' . $order;
$args[] = '--format="%(refname)"';
if ($count > 0) {
if ($skip > 0) {
$args[] = '--count=' . ($count + $skip);
} else {
$args[] = '--count=' . $count;
}
}
$args[] = '--';
$args[] = 'refs/' . $type;
$ret = $this->exe->Execute($refList->GetProject()->GetPath(), GIT_FOR_EACH_REF, $args);
$lines = explode("\n", $ret);
$prefix = 'refs/' . $type . '/';
$prefixLen = strlen($prefix);
$refs = array();
foreach ($lines as $ref) {
$ref = substr($ref, $prefixLen);
if (!empty($ref)) {
$refs[] = $ref;
}
}
if ($skip > 0) {
$refs = array_slice($refs, $skip);
}
return $refs;
}