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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->getPathname() . '/description';
} else {
$description = $file->getPathname() . '/.git/description'; } if (file_exists($description)) { $description = file_get_contents($description); } else { $description = 'There is no repository description file. Please, create one to remove this message.';
}
$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"), 2 => array("pipe", "w"));
$process = proc_open($this->getPath() . ' ' . $command, $descriptors, $pipes, $repository->getPath());
if (!is_resource($process)) { throw new \RuntimeException('Unable to execute command: ' . $command);
}
$stderr = stream_get_contents($pipes[2]); fclose($pipes[2]); if (!empty($stderr)) { throw new \RuntimeException($stderr); } $stdout = stream_get_contents($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; } }