<?php
/*=====================================================================*\
|| ###################################################################
|| # ViewSVN [#]version[#]
|| # Copyright Š2002-[#]year[#] Blue Static
|| #
|| # This program is free software; you can redistribute it and/or modify
|| # it under the terms of the GNU General Public License as published by
|| # the Free Software Foundation; version [#]gpl[#] of the License.
|| #
|| # This program is distributed in the hope that it will be useful, but
|| # WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
|| # or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|| # more details.
|| #
|| # You should have received a copy of the GNU General Public License along
|| # with this program; if not, write to the Free Software Foundation, Inc.,
|| # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
|| ###################################################################
\*=====================================================================*/

/**
* Class that manages repositories and can produce lists of
* repositories
*
* @pacakge	ViewSVN
*/

/**
* Repository class that can list repositories and prepare
* them for use
*
* @package	ViewSVN
* @version	$Id$
*/
class Repository
{
	/**
	* Array of valid repositories
	* @var	array
	*/
	private $repositories = array();

	/**
	* Whether or not the path is a container
	* @var	bool
	*/
	public $container;
	
	// ###################################################################
	/**
	* Constructor: prepare for repository
	*
	* @param	mixed	Path to repository or container
	* @param	bool	Whether the path is a container
	* @param	array 	Array of paths to include (only applicable with containers)
	*/
	function __construct($path, $iscontainer, $include)
	{
		global $viewsvn;
		
		if (is_array($include) AND sizeof($include) > 0 AND $iscontainer)
		{
			$this->container = (sizeof($include) > 1);
			foreach ($include AS $repos)
			{
				$this->repositories[$repos] = BSFunctions::FetchSourcePath(BSFunctions::FetchSourcePath($path) . $repos);
			}
		}
		else
		{
			$path = BSFunctions::FetchSourcePath($path);
			$this->container = (bool)$iscontainer;
			if ($this->container)
			{
				if ($dir = @opendir($path))
				{
					while (($file = readdir($dir)) !== false)
					{
						if (is_dir($path . $file) AND $file{0} != '.'  AND is_dir($path . $file . '/' . 'db'))
						{
							$this->repositories[$file] = $path . $file;
						}
					}
					closedir($dir);
				}
			}
			else
			{
				if (is_dir($path . 'db'))
				{
					$this->repositories[basename($path)] = $path;
				}
			}
		}
		
		ksort($this->repositories);
		
		if (sizeof($this->repositories) < 1)
		{
			$viewsvn->trigger->error(_('There are no valid repositories'));
		}
	}
	
	// ###################################################################
	/**
	* Returns a list of repositories
	*
	* @return	array	List of repositories
	*/
	public function fetchList()
	{
		return array_keys($this->repositories);
	}
	
	// ###################################################################
	/**
	* Returns a path to a repository
	*
	* @param	string	Repository name
	*
	* @return	string	Full path to the repository
	*/
	public function fetchPath($repository = '')
	{
		global $viewsvn;
		
		if (!isset($this->repositories[$repository]))
		{
			$viewsvn->trigger->error(_('Invalid repository name specified'));
		}
		
		return 'file://' . $this->repositories[$repository];
	}
	
	// ###################################################################
	/**
	* Verifies a path inside a repository
	*
	* @param	string	Repository name
	* @param	string	Path
	*
	* @return	bool	Validity
	*/
	public function verify($repos, $path)
	{
		global $viewsvn;
		
		if ($repospath = $this->fetchPath($repos))
		{
			return true;
		}
		else
		{
			return false;
		}
	}
}

/*=====================================================================*\
|| ###################################################################
|| # $HeadURL$
|| # $Id$
|| ###################################################################
\*=====================================================================*/
?>