<?php
/* For licensing terms, see /license.txt */

/**
 * Chamilo LMS
 *
 * Updates the Dokeos files from version 1.6.x to version 1.8.0
 * IMPORTANT: This script has to be included by install/index.php or
 * update_courses.php (deprecated)
 *
 * SYSTEM_INSTALLATION is defined in the install/index.php (means that we are in
 * the regular upgrade process)
 *
 * When SYSTEM_INSTALLATION is defined, do for every course:
 * - create a new set of directories that reflect the new tools offered by 1.8
 * - record an item_property for each directory added
 *
 * @package chamilo.install
 */

function insert_db($db_name, $folder_name, $text) {

	// TODO: The (global?) variable $_course has not been declared/initialized.
	$_course['dbName'] = $db_name;

	$doc_id = add_document_180($_course, '/'.$folder_name, 'folder', 0, api_ucfirst($text));
	api_item_property_update($_course, TOOL_DOCUMENT, $doc_id, 'invisible', 1);

}

if (defined('SYSTEM_INSTALLATION')) {

	$sys_course_path = $pathForm.'courses/';
	//$tbl_course = Database :: get_main_table(TABLE_MAIN_COURSE);
	Database::select_db($dbNameForm);
	$db_name = $dbNameForm;
	$sql = "SELECT * FROM course";
	error_log('Getting courses for files updates: '.$sql, 0);
	$result = Database::query($sql);

	while ($courses_directories = Database::fetch_array($result)) {

		$currentCourseRepositorySys = $sys_course_path.$courses_directories["directory"]."/";
		$db_name = $courses_directories["db_name"];
		$origCRS = $updatePath.'courses/'.$courses_directories["directory"];

		if (!is_dir($origCRS)) {
			error_log('Directory '.$origCRS.' does not exist. Skipping.', 0);
			continue;
		}
		// Move everything to the new hierarchy (from old path to new path)
		error_log('Renaming '.$origCRS.' to '.$sys_course_path.$courses_directories["directory"], 0);
		rename($origCRS,$sys_course_path.$courses_directories["directory"]);
		error_log('Creating dirs in '.$currentCourseRepositorySys, 0);

		// FOLDER DOCUMENT

		// document > audio
		if (!is_dir($currentCourseRepositorySys."document/audio")) {
			mkdir($currentCourseRepositorySys."document/audio", $perm);
			insert_db($db_name, "audio", get_lang('Audio'));
		}

		// document > flash
		if (!is_dir($currentCourseRepositorySys."document/flash")) {
			mkdir($currentCourseRepositorySys."document/flash", $perm);
			insert_db($db_name,"flash",get_lang('Flash'));
		}

		// document > images
		if (!is_dir($currentCourseRepositorySys."document/images")) {
			mkdir($currentCourseRepositorySys."document/images", $perm);
			insert_db($db_name,"images",get_lang('Images'));
		}

		// document > video
		if (!is_dir($currentCourseRepositorySys."document/video")) {
			mkdir($currentCourseRepositorySys."document/video", $perm);
			insert_db($db_name,"video",get_lang('Video'));
		}

		// document > video > flv
		if (!is_dir($currentCourseRepositorySys."document/video/flv")) {
			mkdir($currentCourseRepositorySys."document/video/flv", $perm);
			insert_db($db_name,"video",get_lang('Video')." (flv)");
		}

		// FOLDER UPLOAD

		// upload
		if (!is_dir($currentCourseRepositorySys."upload")) {
			mkdir($currentCourseRepositorySys."upload", $perm);
		}

		// upload > blog
		if (!is_dir($currentCourseRepositorySys."upload/blog")) {
			mkdir($currentCourseRepositorySys."upload/blog", $perm);
		}

		// upload > forum
		if (!is_dir($currentCourseRepositorySys."upload/forum")) {
			mkdir($currentCourseRepositorySys."upload/forum", $perm);
		}

		// upload > test
		if (!is_dir($currentCourseRepositorySys."upload/test")) {
			mkdir($currentCourseRepositorySys."upload/test", $perm);
		}

		// Updating index file in courses directories to change claroline/ into main/
		$content = '<?php'."\n".
				'$cidReq="'.$courses_directories['code'].'";'."\n" .
				'$dbname="'.$courses_directories['db_name'].'";'."\n" .
				'include("../../main/course_home/course_home.php");'."\n" .
				'?>';
		unlink($currentCourseRepositorySys.'index.php');
		$fp = @ fopen($currentCourseRepositorySys.'index.php', 'w');
		if ($fp) {
			error_log('Writing redirection file in '.$currentCourseRepositorySys.'index.php', 0);
			fwrite($fp, $content);
			fclose($fp);
		} else {
			error_log('Could not open file '.$currentCourseRepositorySys.'index.php', 0);
		}
	}

	// Write the config file
	write_system_config_file(api_get_path(CONFIGURATION_PATH).'configuration.php');
	// Write a distribution file with the config as a backup for the admin
	write_system_config_file(api_get_path(CONFIGURATION_PATH).'configuration.dist.php');
	// Write a .htaccess file in the course repository
	write_courses_htaccess_file($urlAppendPath);
	copy($updatePath.'claroline/inc/conf/add_course.conf.php', $pathForm.'main/inc/conf/add_course.conf.php');
	copy($updatePath.'claroline/inc/conf/course_info.conf.php', $pathForm.'main/inc/conf/course_info.conf.php');
	copy($updatePath.'claroline/inc/conf/mail.conf.php', $pathForm.'main/inc/conf/mail.conf.php');
	copy($updatePath.'claroline/inc/conf/profile.conf.inc.php', $pathForm.'main/inc/conf/profile.conf.php');

	error_log('Renaming '.$updatePath.'claroline/upload/users to '.$pathForm.'main/upload/users', 0);
	rename($updatePath.'claroline/upload/users', $pathForm.'main/upload/users');
	error_log('Renaming '.$updatePath.'claroline/upload/audio to '.$pathForm.'main/upload/audio', 0);
	rename($updatePath.'claroline/upload/audio', $pathForm.'main/upload/audio');
	error_log('Renaming '.$updatePath.'claroline/upload/images to '.$pathForm.'main/upload/images', 0);
	rename($updatePath.'claroline/upload/images', $pathForm.'main/upload/images');
	error_log('Renaming '.$updatePath.'claroline/upload/linked_files to '.$pathForm.'main/upload/linked_files', 0);
	rename($updatePath.'claroline/upload/linked_files', $pathForm.'main/upload/linked_files');
	error_log('Renaming '.$updatePath.'claroline/upload/video to '.$pathForm.'main/upload/video', 0);
	rename($updatePath.'claroline/upload/video', $pathForm.'main/upload/video');

} else {

	echo 'You are not allowed here !';

}