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<?php
namespace Git;
class Client
{
protected $path;
public function __construct($path)
{
$this->setPath($path);
}
/**
* Creates a new repository on the specified path
*
* @param string $path Path where the new repository will be created
* @return Repository Instance of Repository
*/
public function createRepository($path)
{
if (file_exists($path . '/.git/HEAD') && !file_exists($path . '/HEAD')) {
throw new \RuntimeException('A GIT repository already exists at ' . $path);
}
$repository = new Repository($path, $this);
return $repository->create();
}
/**
* Opens a repository at the specified path
*
* @param string $path Path where the repository is located
* @return Repository Instance of Repository
*/
public function getRepository($path)
{
if (!file_exists($path) || !file_exists($path . '/.git/HEAD') && !file_exists($path . '/HEAD')) {
throw new \RuntimeException('There is no GIT repository at ' . $path);
}
return new Repository($path, $this);
}
/**
* Searches for valid repositories on the specified path
*
* @param string $path Path where repositories will be searched
* @return array Found repositories, containing their name, path and description
*/
public function getRepositories($path)
{
$repositories = $this->recurseDirectory($path);
if (empty($repositories)) {
throw new \RuntimeException('There are no GIT repositories in ' . $path);
}
sort($repositories);
return $repositories;
}
private function recurseDirectory($path)
{
$dir = new \DirectoryIterator($path);
$repositories = array();
foreach ($dir as $file) {
if ($file->isDot()) {
continue;
}
if (($pos = strrpos($file->getFilename(), '.')) === 0) {
continue;
}
$isBare = file_exists($file->getPathname() . '/HEAD');
$isRepository = file_exists($file->getPathname() . '/.git/HEAD');
if ($file->isDir() && $isRepository || $isBare) {
if ($isBare) {
$description = file_get_contents($file->getPathname() . '/description');
} else {
$description = file_get_contents($file->getPathname() . '/.git/description');
}
$repositories[] = array('name' => $file->getFilename(), 'path' => $file->getPathname(), 'description' => $description);
continue;
}
}
return $repositories;
}
/**
* Execute a git command on the repository being manipulated
*
* This method will start a new process on the current machine and
* run git commands. Once the command has been run, the method will
* return the command line output.
*
* @param Repository $repository Repository where the command will be run
* @param string $command Git command to be run
* @return string Returns the command output
*/
public function run(Repository $repository, $command)
{
$descriptors = array(0 => array("pipe", "r"), 1 => array("pipe", "w"));
$process = proc_open($this->getPath() . ' ' . $command, $descriptors, $pipes, $repository->getPath());
if (is_resource($process)) {
$stdout = stream_get_contents($pipes[1]);
fclose($pipes[1]);
proc_close($process);
return $stdout;
}
}
/**
* Get the current Git binary path
*
* @return string Path where the Git binary is located
*/
protected function getPath()
{
return $this->path;
}
/**
* Set the current Git binary path
*
* @param string $path Path where the Git binary is located
*/
protected function setPath($path)
{
$this->path = $path;
}
}