<?php
/*
 * $RCSfile: SetupRewrite.inc,v $
 *
 * Gallery - a web based photo album viewer and editor
 * Copyright (C) 2000-2004 Bharat Mediratta
 * 
 * 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; either version 2 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
 * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */
/**
 * @package Rewrite
 * @version $Revision: 1.2 $ $Date: 2005/02/25 23:04:59 $
 * @author Douglas Cau <douglas@cau.se>
 */

/**
 * Required class
 */
GalleryCoreApi::relativeRequireOnce('modules/rewrite/classes/RewriteHelper.class');

/**
 * @package Rewrite
 * @subpackage UserInterface
 */
class SetupRewriteController extends GalleryController {

    /**
     * @see GalleryController::handleRequest()
     */
    function handleRequest(&$form) {
	global $gallery;
	$platform =& $gallery->getPlatform();
	
	$ret = GalleryCoreApi::assertUserIsSiteAdministrator();
	if ($ret->isError()) {
	    return array($ret->wrap(__FILE__, __LINE__), null);
	}
	
	$status = array();
	$error = array();

	if (isset($form['action']['write'])) {
	    /* Write Gallery .htaccess file */
	    
	    list($ret, $err) = RewriteHelper::writeFile();
	    if ($ret->isError()) {
		return array($ret->wrap(__FILE__, __LINE__), null);
	    }
	    if ($err != REWRITE_STATUS_OK) {
		$error[] = 'form[error][cantWrite]';
	    } else {
		$redirect['view'] = 'core:SiteAdmin';
		$redirect['subView'] = 'rewrite:SetupRewrite';
		$status['written'] = 1;
	    }
	} else if (isset($form['action']['test'])) {
	    $redirect['view'] = 'core:SiteAdmin';
	    $redirect['subView'] = 'rewrite:SetupRewrite';
	} else if (isset($form['action']['done'])) {
	    list ($ret, $galleryLocation) =
		    GalleryCoreApi::getPluginParameter('module', 'rewrite', 'galleryLocation');
	    if ($ret->isError()) {
		return array($ret->wrap(__FILE__, __LINE__), null);
	    }
	    
	    if (empty($galleryLocation)) {
	        $ret = GalleryCoreApi::setPluginParameter('module', 'rewrite', 'galleryLocation',
			$form['galleryLocation']);
	        if ($ret->isError()) {
		    return array($ret->wrap(__FILE__, __LINE__), null);
		}
	    }
		
	    $redirect['view'] = 'core:SiteAdmin';
	    $redirect['subView'] = 'core:AdminModules';
	} else if (isset($form['action']['save'])) {
	    $ret = GalleryCoreApi::setPluginParameter('module', 'rewrite', 'usePrefixes',
		    $form['mode']);
	    if ($ret->isError()) {
		return array($ret->wrap(__FILE__, __LINE__), null);
	    }
	    
	    $ret = GalleryCoreApi::setPluginParameter('module', 'rewrite', 'galleryLocation',
		    $form['galleryLocation']);
	    if ($ret->isError()) {
		return array($ret->wrap(__FILE__, __LINE__), null);
	    }
	    
	    $redirect['view'] = 'core:SiteAdmin';
	    $redirect['subView'] = 'rewrite:SetupRewrite';
	    $status['saved'] = 1;
	}
	
	if (!empty($redirect)) {
	    $results['redirect'] = $redirect;
	} else {
	    $results['delegate']['view'] = 'core:SiteAdmin';
	    $results['delegate']['subView'] = 'rewrite:SetupRewrite';
	}
	$results['status'] = $status;
	$results['error'] = $error;

	return array(GalleryStatus::success(), $results);
    }
}

/**
 * @package Rewrite
 * @subpackage UserInterface
 */
class SetupRewriteView extends GalleryView {

    /**
     * @see GalleryView::loadTemplate
     */
    function loadTemplate(&$template, &$form) {
    	global $gallery;
    	$urlGenerator =& $gallery->getUrlGenerator();
	$SetupRewrite = array();
	$module = new RewriteModule();

	
	if ($form['formName'] != 'SetupRewrite') {
	    $form['formName'] = 'SetupRewrite';

	    list ($ret, $form['mode']) =
		    GalleryCoreApi::getPluginParameter('module', 'rewrite', 'usePrefixes');
	    if ($ret->isError()) {
		return array($ret->wrap(__FILE__, __LINE__), null);
	    }
	    
	    list ($ret, $form['galleryLocation']) =
		    GalleryCoreApi::getPluginParameter('module', 'rewrite', 'galleryLocation');
	    if ($ret->isError()) {
		return array($ret->wrap(__FILE__, __LINE__), null);
	    }
	    
	    if (empty($form['galleryLocation'])) {
		$form['galleryLocation'] = $urlGenerator->getCurrentUrlDir();
	    }

	    $SetupRewrite['modes'] = array('true' => $module->translate('yes'),
					   'false' => $module->translate('no'));

	}

	list ($ret, $htaccessCode) = RewriteHelper::checkFile();
	if ($ret->isError()) {
	    return array($ret->wrap(__FILE__, __LINE__), null);
	}
	
	/* Warn if ShortUrls is turned on */
	list ($ret, $useShortUrls) =
		GalleryCoreApi::getPluginParameter('module', 'core', 'misc.useShortUrls');
	if ($ret->isError()) {
	    return array($ret->wrap(__FILE__, __LINE__), null);
	}
	if ($useShortUrls == 'true') {
	    $form['error']['shortUrls'] = 1;
	}

	$SetupRewrite['customFile'] = dirname(__FILE__) . '/test/mod_rewrite/custom/.htaccess';
	$SetupRewrite['customLine'] = 'RewriteBase /' .
		substr($urlGenerator->getCurrentUrlDir(), strlen($urlGenerator->makeUrl('/'))) .
		'modules/rewrite/test/mod_rewrite/custom/';
	$SetupRewrite['htaccessCode'] = $htaccessCode;
	$SetupRewrite['apacheCode'] = RewriteHelper::checkModRewrite();
	list ($ret, $SetupRewrite['htaccessPath']) = RewriteHelper::getHtaccessPath();
	if ($ret->isError()) {
	    return array($ret->wrap(__FILE__, __LINE__), null);
	}
	
	list ($ret, $SetupRewrite['htaccessContent']) = RewriteHelper::getTemplate();
	if ($ret->isError()) {
	    return array($ret->wrap(__FILE__, __LINE__), null);
	}

	$template->setVariable('SetupRewrite', $SetupRewrite);
	$template->setVariable('controller', 'rewrite:SetupRewrite');

	return array(GalleryStatus::success(),
		array('body' => 'modules/rewrite/templates/SetupRewrite.tpl'));
    }
}
?>