/**
* Initialize controller
*/
public function Initialize()
{
$this->InitializeConfig();
$this->InitializeUserList();
$this->InitializeGitExe();
$this->InitializeProjectList();
// HACK: this needs to be done early because the snapshot controller modifies the headers before opening the archive
if (!GitPHP_Util::FunctionAllowed('popen')) {
throw new GitPHP_DisabledFunctionException('popen');
}
if (isset($this->params['project'])) {
$project = $this->projectList->GetProject($this->params['project']);
if (!$project) {
throw new GitPHP_InvalidProjectParameterException($this->params['project']);
}
if ($this->userList && $this->userList->GetCount() > 0) {
if (!$project->UserCanAccess(!empty($_SESSION['gitphpuser']) ? $_SESSION['gitphpuser'] : null)) {
throw new GitPHP_UnauthorizedProjectException($this->params['project']);
}
}
$this->project = $project->GetProject();
}
if (!$this->project) {
throw new GitPHP_MissingProjectParameterException();
}
$this->preserveWhitespace = true;
if (empty($this->params['format'])) {
$this->params['format'] = $this->config->GetValue('compressformat');
}
$this->InitializeArchive();
if ($this->config->GetValue('cache')) {
$this->cacheDir = GITPHP_CACHEDIR . 'snapshots/';
if (file_exists($this->cacheDir)) {
if (!is_dir($this->cacheDir)) {
throw new Exception($this->cacheDir . ' exists but is not a directory');
} else {
if (!is_writable($this->cacheDir)) {
throw new Exception($this->cacheDir . ' is not writable');
}
}
} else {
if (!mkdir($this->cacheDir, 0777)) {
throw new Exception($this->cacheDir . ' could not be created');
}
chmod($this->cacheDir, 0777);
}
}
}
/**
* Tests if this executable is valid
*
* @return boolean true if valid
*/
public function Valid()
{
if ($this->execAllowed === null) {
$this->execAllowed = GitPHP_Util::FunctionAllowed('exec');
if (!$this->execAllowed) {
throw new GitPHP_DisabledFunctionException('exec');
}
}
if (empty($this->binary)) {
return false;
}
$code = 0;
exec($this->binary . ' --version', $tmp, $code);
return $code == 0;
}