public function hydrate(RawObject $raw_object)
{
$commit = new Commit();
$commit->setSha($raw_object->getSha());
list($meta, $message) = explode("\n\n", $raw_object->getData());
$commit->setMessage($message);
foreach (explode("\n", $meta) as $meta_line) {
sscanf($meta_line, "%s ", $attribute);
$attribute_value = substr($meta_line, strlen($attribute) + 1);
switch ($attribute) {
case 'tree':
$commit->setTree(new TreeProxy($this->repo, $attribute_value));
break;
case 'parent':
$commit->addParent(new CommitProxy($this->repo, $attribute_value));
break;
case 'author':
preg_match('/(.*?) <(.*?)> ([0-9]*)( (.+))?/', $attribute_value, $matches);
$commit->setAuthor(new User($matches[1], $matches[2]));
$commit->setAuthorTime(\DateTime::createFromFormat('U O', $matches[3] . ' ' . $matches[5]));
break;
case 'committer':
preg_match('/(.*?) <(.*?)> ([0-9]*)( (.+))?/', $attribute_value, $matches);
$commit->setCommitter(new User($matches[1], $matches[2]));
$commit->setCommitTime(\DateTime::createFromFormat('U O', $matches[3] . ' ' . $matches[5]));
break;
}
}
return $commit;
}
public function hydrate(RawObject $raw_object)
{
$blob = new Blob();
$blob->setSha($raw_object->getSha());
$blob->setContents($raw_object->getData());
return $blob;
}
public function hydrate(RawObject $raw_object)
{
$tree = new Tree();
$tree->setSha($raw_object->getSha());
$reader = new StringReader($raw_object->getData());
while ($reader->available()) {
$mode = intval($this->readModeString($reader), 8);
$name = $this->readName($reader);
$sha = $reader->readHHex(20);
$is_tree = (bool) ($mode & 040000);
if ($is_tree) {
$node = new Node\TreeNode();
$node->setTree(new TreeProxy($this->repo, $sha));
} else {
$node = new Node\BlobNode();
$node->setBlob(new BlobProxy($this->repo, $sha));
}
$node->setIntegerMode($mode);
$node->setName($name);
$tree->addNode($node);
}
return $tree;
}
/**
* @see https://github.com/mojombo/grit/blob/master/lib/grit/git-ruby/internal/pack.rb
*/
protected function patchDelta($delta, RawObject $base_object)
{
$base = $base_object->getData();
list($src_size, $pos) = $this->patchDeltaHeaderSize($delta, 0);
if ($src_size != strlen($base)) {
throw new InvalidPackfileException("Packfile delta is invalid");
}
list($dest_size, $pos) = $this->patchDeltaHeaderSize($delta, $pos);
$dest = "";
while ($pos < strlen($delta)) {
$c = ord($delta[$pos++]);
if ($c & 0x80) {
$cp_off = $cp_size = 0;
if ($c & 0x1) {
$cp_off = ord($delta[$pos++]);
}
if ($c & 0x2) {
$cp_off |= ord($delta[$pos++]) << 8;
}
if ($c & 0x4) {
$cp_off |= ord($delta[$pos++]) << 16;
}
if ($c & 0x8) {
$cp_off |= ord($delta[$pos++]) << 24;
}
if ($c & 0x10) {
$cp_size = ord($delta[$pos++]);
}
if ($c & 0x20) {
$cp_size |= ord($delta[$pos++]) << 8;
}
if ($c & 0x40) {
$cp_size |= ord($delta[$pos++]) << 16;
}
if ($cp_size == 0) {
$cp_size = 0x10000;
}
$dest .= substr($base, $cp_off, $cp_size);
} elseif ($c != 0) {
$dest .= substr($delta, $pos, $c);
$pos += $c;
} else {
throw new InvalidPackfileException("Packfile delta is invalid");
}
}
return $dest;
}
public function putRawObject(RawObject $raw_object)
{
$sha = $raw_object->getSha();
$first = substr($sha, 0, 2);
$last = substr($sha, 2);
$data = gzcompress($raw_object->getType() . ' ' . $raw_object->getLength() . "" . $raw_object->getData(), 4);
if (!$this->isFileRelative('objects/' . $first . '/' . $last)) {
$this->writeFileRelative('objects/' . $first . '/' . $last, $data);
}
}
