diff options
Diffstat (limited to '3rdparty/granite/git/tree.php')
| -rw-r--r-- | 3rdparty/granite/git/tree.php | 198 |
1 files changed, 0 insertions, 198 deletions
diff --git a/3rdparty/granite/git/tree.php b/3rdparty/granite/git/tree.php deleted file mode 100644 index 2de72274532..00000000000 --- a/3rdparty/granite/git/tree.php +++ /dev/null @@ -1,198 +0,0 @@ -<?php -/** - * Tree - provides a 'tree' object - * - * PHP version 5.3 - * - * @category Git - * @package Granite - * @author Craig Roberts <craig0990@googlemail.com> - * @license http://www.opensource.org/licenses/mit-license.php MIT Expat License - * @link http://craig0990.github.com/Granite/ - */ - -namespace Granite\Git; -use \Granite\Git\Tree\Node as Node; - -/** - * Tree represents a full tree object, with nodes pointing to other tree objects - * and file blobs - * - * @category Git - * @package Granite - * @author Craig Roberts <craig0990@googlemail.com> - * @license http://www.opensource.org/licenses/mit-license.php MIT Expat License - * @link http://craig0990.github.com/Granite/ - */ -class Tree -{ - - /** - * The SHA-1 id of the requested tree - */ - private $sha; - /** - * The nodes/entries for the requested tree - */ - private $nodes = array(); - /** - * The path to the repository - */ - private $path; - - /** - * Reads a tree object by fetching the raw object - * - * @param string $path The path to the repository root - * @param string $sha The SHA-1 id of the requested object - */ - public function __construct($path, $sha = NULL, $dbg = FALSE) - { - $this->path = $path; - if ($sha !== NULL) { - $object = Object\Raw::factory($path, $sha); - $this->sha = $sha; - - if ($object->type() !== Object\Raw::OBJ_TREE) { - throw new \InvalidArgumentException( - "The object $sha is not a tree, type is " . $object->type() - ); - } - - $content = $object->content(); - file_put_contents('/tmp/tree_from_real_repo'.time(), $content); - $nodes = array(); - - for ($i = 0; $i < strlen($content); $i = $data_start + 21) { - $data_start = strpos($content, "\0", $i); - $info = substr($content, $i, $data_start-$i); - list($mode, $name) = explode(' ', $info, 2); - // Read the object SHA-1 id - $sha = bin2hex(substr($content, $data_start + 1, 20)); - - $this->nodes[$name] = new Node($name, $mode, $sha); - } - } - } - - /** - * Returns an array of Tree and Granite\Git\Blob objects, - * representing subdirectories and files - * - * @return array Array of Tree and Granite\Git\Blob objects - */ - public function nodes($nodes = null) - { - if ($nodes == null) { - return $this->nodes; - } - $this->nodes = $nodes; - } - - /** - * Adds a blob or a tree to the list of nodes - * - * @param string $name The basename (filename) of the blob or tree - * @param string $mode The mode of the blob or tree (see above) - * @param string $sha The SHA-1 id of the blob or tree to add - */ - public function add($name, $mode, $sha) - { - $this->nodes[$name] = new Node($name, $mode, $sha); - uasort($this->nodes, array($this, '_sort')); - } - - public function write() - { - $sha = $this->sha(); - $path = $this->path - . 'objects' - . DIRECTORY_SEPARATOR - . substr($sha, 0, 2) - . DIRECTORY_SEPARATOR - . substr($sha, 2); - // FIXME: currently writes loose objects only - if (file_exists($path)) { - return FALSE; - } - - if (!is_dir(dirname($path))) { - mkdir(dirname($path), 0777, TRUE); - } - - $loose = fopen($path, 'wb'); - $data = $this->_raw(); - $data = 'tree ' . strlen($data) . "\0" . $data; - $write = fwrite($loose, gzcompress($data)); - fclose($loose); - - return ($write !== FALSE); - } - - /** - * Returns the SHA-1 id of the Tree - * - * @return string SHA-1 id of the Tree - */ - public function sha() - { - $data = $this->_raw(); - $raw = 'tree ' . strlen($data) . "\0" . $data; - $this->sha = hash('sha1', $raw); - return $this->sha; - } - - /** - * Generates the raw object content to be saved to disk - */ - public function _raw() - { - uasort($this->nodes, array($this, '_sort')); - $data = ''; - foreach ($this->nodes as $node) - { - $data .= base_convert($node->mode(), 10, 8) . ' ' . $node->name() . "\0"; - $data .= pack('H40', $node->sha()); - } - file_put_contents('/tmp/tree_made'.time(), $data); - return $data; - } - - /** - * Sorts the node entries in a tree, general sort method adapted from original - * Git C code (see @see tag below). - * - * @return 1, 0 or -1 if the first entry is greater than, the same as, or less - * than the second, respectively. - * @see https://github.com/gitster/git/blob/master/read-cache.c Around line 352, - * the `base_name_compare` function - */ - public function _sort(&$a, &$b) - { - $length = strlen($a->name()) < strlen($b->name()) ? strlen($a->name()) : strlen($b->name()); - - $cmp = strncmp($a->name(), $b->name(), $length); - if ($cmp) { - return $cmp; - } - - $suffix1 = $a->name(); - $suffix1 = (strlen($suffix1) > $length) ? $suffix1{$length} : FALSE; - $suffix2 = $b->name(); - $suffix2 = (strlen($suffix2) > $length) ? $suffix2{$length} : FALSE; - if (!$suffix1 && $a->isDirectory()) { - $suffix1 = '/'; - } - if (!$suffix2 && $b->isDirectory()) { - $suffix2 = '/'; - } - if ($suffix1 < $suffix2) { - return -1; - } elseif ($suffix1 > $suffix2) { - return 1; - } - - return 0; - } - -} |