<?php
/* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
SVN Web Control
Copyright Š2006 by sTEFANs
Created on 25.02.2006
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.

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 Lesser General Public License for more details.

GNU Lesser General Public License can be found online
at http://opensource.org/licenses/lgpl-license.php
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
 
/**
 * Implements the execution of SVN commands. 
 * The commands should be executed before any webpage is opened in order
 * to have the results ready within all pages.
 * 
 * @package Swc
 * @subpackage Inc
 * @author Stefan Schraml
 * @copyright Copyright Š2006 by sTEFANs
 * @license http://opensource.org/licenses/lgpl-license.php GNU Lesser General Public License
 * @version v1.1.0
 * @since v1.0.0
 */

/** Common defines */
require_once('var.inc.php');
/** Utility functions */
require_once('utils.inc.php');
/** SVN command library */
require_once('svn_lib.inc.php');

/** 
 * Executed SVN commands according to $_SESSION[IDX_ACTION].
 * Stores all execution results within $_SESSION[IDX_EXEC_RES]
 * array.
 * @param array $results A result array that should be appended by the 
 * result of the command execution. A new array is returned if this
 * parameter is set to NULL.
 * @return array Array containing results of command excution.
 * 
 * @since v1.0.0
 */
function &SvnExecute(&$results = NULL){
	if ($results == NULL){
		$results = array();
	}
	
//PrintDebugArray($_SESSION, 'Svn Executor: SESSION');
	$config = GetSelectedConfig();
	if ($config == NULL){
		return $results;
	}
	if(isset($_SESSION[IDX_ACTION])){
		switch ($_SESSION[IDX_ACTION]){
			case ACTION_LIST_REPOSITORY:
				$result = ListRepository($config);
				$result[IDX_TITLE] = T(TK_RESULT_TITLE_REP_LIST);					
				$results[] = $result;
				break;
			case ACTION_STATUS:
				$result = GetWebspaceStatus($config);
				$result[IDX_TITLE] = T(TK_RESULT_TITLE_WS_STATUS);					
				$results[] = $result;
				break;
			case ACTION_LOG:
				$result = GetWebspaceLog($config);
				$result[IDX_TITLE] = T(TK_RESULT_TITLE_WS_LOG);					
				$results[] = $result;
				break;
			case ACTION_INFO:
				$result = GetWebspaceInfo($config, false);
				$result[IDX_TITLE] = T(TK_RESULT_TITLE_WS_INFO);					
				$results[] = $result;
				break;
			case ACTION_UPDATE:
				$result = UpdateWebspace($config);
				$result[IDX_TITLE] = T(TK_RESULT_TITLE_WS_UPDATE);					
				$results[] = $result;
				break;
			case ACTION_CLEANUP:
				$result = CleanupWebspace($config);
				$result[IDX_TITLE] = T(TK_RESULT_TITLE_WS_CLEANUP);					
				$results[] = $result;
				break;
			case ACTION_SWITCH:
				$path = NULL;
				if (isset($_SESSION[IDX_SWITCH_PATH])){
					$path = $_SESSION[IDX_SWITCH_PATH];
				}
				$result = SwitchWebspace($config, $path);
				$result[IDX_TITLE] = T(TK_RESULT_TITLE_WS_SWITCH);					
				$results[] = $result;
				break;			
			case ACTION_CHECKOUT:
				$result = CheckoutWebspace($config);
				$result[IDX_TITLE] = T(TK_RESULT_TITLE_WS_CHECKOUT);					
				$results[] = $result;
				break;		
			case ACTION_SVN_HELP:
				$result[IDX_TITLE] = T(TK_RESULT_SVN_HELP_TITLE);
				$result[IDX_STDOUT] = array(
					T(TK_RESULT_SVN_HELP_HEADER),
					T(TK_RESULT_SVN_HELP_REP_SHORT),
					T(TK_RESULT_SVN_HELP_REP_LONG),
					T(TK_RESULT_SVN_HELP_WS_SHORT),
					T(TK_RESULT_SVN_HELP_WS_LONG));				
				$results[] = $result;
				$result = GetSvnLookHelp();
				$result[IDX_TITLE] = T(TK_RESULT_TITLE_SVNLOOK_HELP);					
				$results[] = $result;
				$result = GetSvnHelp();
				$result[IDX_TITLE] = T(TK_RESULT_TITLE_SVN_HELP);					
				$results[] = $result;
				$result = GetSvnAdminHelp();
				$result[IDX_TITLE] = T(TK_RESULT_TITLE_SVNADMIN_HELP);					
				$results[] = $result;
				$result = GetSvnVersionHelp();
				$result[IDX_TITLE] = T(TK_RESULT_TITLE_SVNADMIN_HELP);					
				$results[] = $result;
				break;		
			case ACTION_SVN_CMD:
				$result = array();
				$result[IDX_TITLE] = T(TK_RESULT_ERROR_CMD_NOT_EXEC);
				$result[IDX_ERROUT] = array(T(TK_RESULT_ERROR_NO_CMD));
				if(isset($_SESSION[IDX_ACTION_COMMAND]) && $_SESSION[IDX_ACTION_COMMAND] != ''){
					$cmd = $_SESSION[IDX_ACTION_COMMAND];
					$cmd = str_replace('%repository%', $config->GetRepositoryRoot(), $cmd);
					$cmd = str_replace('%webspace%', $config->GetWebspaceRootDir(), $cmd);
					$cmd = str_replace('%rep%', $config->GetRepositoryRoot(), $cmd);
					$cmd = str_replace('%ws%', $config->GetWebspaceRootDir(), $cmd);
					$result[IDX_ERROUT] = array(T(TK_RESULT_ERROR_NO_SVN_CMD__CMD, $cmd));
					$rc = stripos($cmd, 'svn');
					if ($rc !== false && $rc == 0){
						$result = ExecSvnCmd($cmd);
						$result[IDX_TITLE] = T(TK_RESULT_CMD_EXEC);
					}
				}					
				$results[] = $result;
				break;
		}
	}
	return $results;
} 
?>