<?php
/*
==============================================================================
	Dokeos - elearning and course management software

	Copyright (c) 2004 Dokeos S.A.
	Copyright (c) 2003 Ghent University (UGent)
	Copyright (c) 2001 Universite catholique de Louvain (UCL)
	Copyright (c) Olivier Brouckaert
	Copyright (c) Bart Mollet, Hogeschool Gent

	For a full list of contributors, see "credits.txt".
	The full license can be read in "license.txt".

	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.

	See the GNU General Public License for more details.

	Contact: Zhong 	poopsoft@163.com
==============================================================================
*/
/**
==============================================================================
*	This is the export library for Dokeos.
*	Include/require it in your code to use its functionality.
*
*	plusieures fonctions ci-dessous  ont �t� adapt�es de fonctions  distribu�es par www.nexen.net
*
*	@package iilearn.library
==============================================================================
*/
require_once ('document.lib.php');
class Export
{
	/**
	 * Export tabular data to CSV-file
	 * @param array $data
	 * @param string $filename
	 */
	function export_table_csv($data, $filename = 'export')
	{
		$file = api_get_path(SYS_ARCHIVE_PATH).'/'.uniqid('').'.csv';
		$handle = fopen($file, 'a+');
		foreach ($data as $index => $row)
		{
			fwrite($handle, '"'.implode('";"', $row).'"'."\n");		
		}
		fclose($handle);
		DocumentManager :: file_send_for_download($file, true, $filename.'.csv');
		exit;
	}
	/**
	 * Export tabular data to XLS-file
	 * @param array $data
	 * @param string $filename
	 */
	function export_table_xls($data, $filename = 'export')
	{
		$file = api_get_path(SYS_ARCHIVE_PATH).'/'.uniqid('').'.xls';
		$handle = fopen($file, 'a+');
		foreach ($data as $index => $row)
		{
			fwrite($handle, implode("\t", $row)."\n");
		}
		fclose($handle);
		DocumentManager :: file_send_for_download($file, true, $filename.'.xls');
		exit;
	}
	/**
	 * Export tabular data to XML-file
	 * @param array $data
	 * @param string $filename
	 */
	function export_table_xml($data, $filename = 'export', $item_tagname = 'item', $wrapper_tagname = null)
	{
		$file = api_get_path(SYS_ARCHIVE_PATH).'/'.uniqid('').'.xml';
		$handle = fopen($file, 'a+');
		// hgz 20070612
		/*fwrite($handle, '<?xml version="1.0" encoding="ISO-8859-1"?>'."\n");*/
		fwrite($handle, "<?xml version='1.0' encoding='" . SYSTEM_CHARSET . "'?>" . "\n");
		if (!is_null($wrapper_tagname))
		{
			fwrite($handle, "\t".'<'.$wrapper_tagname.'>'."\n");
		}
		foreach ($data as $index => $row)
		{
			fwrite($handle, '<'.$item_tagname.'>'."\n");
			foreach ($row as $key => $value)
			{
				fwrite($handle, "\t\t".'<'.$key.'>'.$value.'</'.$key.'>'."\n");
			}
			fwrite($handle, "\t".'</'.$item_tagname.'>'."\n");
		}
		if (!is_null($wrapper_tagname))
		{
			fwrite($handle, '</'.$wrapper_tagname.'>'."\n");
		}
		fclose($handle);
		DocumentManager :: file_send_for_download($file, true, $filename.'.xml');
		exit;
	}
}
/*
==============================================================================
		FUNCTIONS
==============================================================================
*/
/**
 * Backup a db to a file
 *
 * @param ressource	$link			lien vers la base de donnees
 * @param string	$db_name		nom de la base de donnees
 * @param boolean	$structure		true => sauvegarde de la structure des tables
 * @param boolean	$donnees		true => sauvegarde des donnes des tables
 * @param boolean	$format			format des donnees
 									'INSERT' => des clauses SQL INSERT
									'CSV' => donnees separees par des virgules
 * @param boolean	$insertComplet	true => clause INSERT avec nom des champs
 * @param boolean	$verbose 		true => comment are printed
 * @deprecated Function only used in deprecated function makeTheBackup(...)
 */
function backupDatabase($link, $db_name, $structure, $donnees, $format = 'SQL', $whereSave = '.', $insertComplet = '', $verbose = false)
{
	$errorCode = "";
	if (!is_resource($link))
	{
		GLOBAL $error_msg, $error_no;
		$error_msg["backup"][] = "[".basename(__FILE__)."][".__LINE__."] link is not a ressource";
		$error_no["backup"][] = "1";
		return false;
	}
	mysql_select_db($db_name);
	$format = strtolower($format);
	$filename = $whereSave."/courseDbContent.".$format;
	$format = strtoupper($format);
	$fp = fopen($filename, "w");
	if (!is_resource($fp))
		return false;
	// liste des tables
	$res = mysql_list_tables($db_name, $link);
	$num_rows = mysql_num_rows($res);
	$i = 0;
	while ($i < $num_rows)
	{
		$tablename = mysql_tablename($res, $i);

		if ($format == "PHP")
			fwrite($fp, "\nmysql_query(\"");
		if ($format == "HTML")
			fwrite($fp, "\n<h2>$tablename</h2><table border=\"1\" width=\"100%\">");
		if ($verbose)
			echo "[".$tablename."] ";
		if ($structure === true)
		{
			if ($format == "PHP" || $format == "SQL")
				fwrite($fp, "DROP TABLE IF EXISTS `$tablename`;");
			if ($format == "PHP")
				fwrite($fp, "\");\n");
			if ($format == "PHP")
				fwrite($fp, "\nmysql_query(\"");
			// requete de creation de la table
			$query = "SHOW CREATE TABLE `".$tablename."`";
			$resCreate = mysql_query($query);
			$row = mysql_fetch_array($resCreate);
			$schema = $row[1].";";
			if ($format == "PHP" || $format == "SQL")
				fwrite($fp, "$schema");
			if ($format == "PHP")
				fwrite($fp, "\");\n\n");
		}
		if ($donnees === true)
		{
			// les donn�es de la table
			$query = "SELECT * FROM $tablename";
			$resData = mysql_query($query);
			if (mysql_num_rows($resData) > 0)
			{
				$sFieldnames = "";
				if ($insertComplet === true)
				{
					$num_fields = mysql_num_fields($resData);
					for ($j = 0; $j < $num_fields; $j ++)
					{
						$sFieldnames .= "`".mysql_field_name($resData, $j)."`, ";
					}
					$sFieldnames = "(".substr($sFieldnames, 0, -2).")";
				}
				$sInsert = "INSERT INTO `$tablename` $sFieldnames values ";
				while ($rowdata = mysql_fetch_assoc($resData))
				{
					if ($format == "HTML")
					{
						$lesDonnees = "\n\t<tr>\n\t\t<td>".implode("\n\t\t</td>\n\t\t<td>", $rowdata)."\n\t\t</td></tr>";
					}
					if ($format == "SQL" || $format == "PHP")
					{
						$lesDonnees = "<guillemet>".implode("<guillemet>,<guillemet>", $rowdata)."<guillemet>";
						$lesDonnees = str_replace("<guillemet>", "'", addslashes($lesDonnees));
						if ($format == "SQL")
						{
							$lesDonnees = $sInsert." ( ".$lesDonnees." );";
						}
						if ($format == "PHP")
							fwrite($fp, "\nmysql_query(\"");
					}
					fwrite($fp, "$lesDonnees");
					if ($format == "PHP")
						fwrite($fp, "\");\n");
				}
			}
		}
		$i ++;
		if ($format == "HTML")
			fwrite($fp, "\n</table>\n<hr />\n");
	}
	echo "fin du backup au  format :".$format;
	fclose($fp);
}
/**
 * @deprecated use function copyDirTo($origDirPath, $destination) in
 * fileManagerLib.inc.php
 */
function copydir($origine, $destination, $verbose = false)
{
	$dossier = @ opendir($origine) or die("<HR>impossible d'ouvrir ".$origine." [".__LINE__."]");
	if ($verbose)
		echo "<BR> $origine -> $destination";
	/*	if (file_exists($destination))
		{
			echo "la cible existe, ca ne va pas �tre possible";
			return 0;
		}
		*/
	mkpath($destination, 0770);
	if ($verbose)
		echo "
						<strong>
							[".basename($destination)."]
						</strong>
						<OL>";
	$total = 0;
	while ($fichier = readdir($dossier))
	{
		$l = array ('.', '..');
		if (!in_array($fichier, $l))
		{
			if (is_dir($origine."/".$fichier))
			{
				if ($verbose)
					echo "
													<LI>";
				$total += copydir("$origine/$fichier", "$destination/$fichier", $verbose);
			}
			else
			{
				copy("$origine/$fichier", "$destination/$fichier");
				if ($verbose)
					echo "
													<LI>
														$fichier";
				$total ++;
			}
			if ($verbose)
				echo "
											</LI>";
		}
	}
	if ($verbose)
		echo "
						</OL>";
	return $total;
}
/**
 * Export a course to a zip file
 *
 * @param integer	$currentCourseID	needed		sysId Of course to be exported
 * @param boolean 	$verbose_backup		def FALSE	echo  step of work
 * @param string	$ignore				def NONE 	// future param  for selected bloc to export.
 * @param string	$formats			def ALL		ALL,SQL,PHP,XML,CSV,XLS,HTML
 *
 * @deprecated Function not in use (old backup system)
 *
 * 1� Check if all data needed are aivailable
 * 2� Build the archive repository tree
 * 3� Build exported element and Fill  the archive repository tree
 * 4� Compress the tree
== tree structure ==				== here we can found ==
/archivePath/						temporary files of export for the current claroline
	/$exportedCourseId				temporary files of export for the current course
		/$dateBackuping/			root of the future archive
			archive.ini				course properties
			readme.txt
			/originalDocs
			/html
			/sql
			/csv
			/xml
			/php
			;

			about "ignore"
			 As  we don't know what is  add in course  by the local admin  of  claroline,
			 I  prefer follow the  logic : save all except ...


 */
function makeTheBackup($exportedCourseId, $verbose_backup = FALSE, $ignore = "", $formats = "ALL")
{
		global $error_msg, $error_no, $db, $archiveRepositorySys, $archiveRepositoryWeb,
				$appendCourse, $appendMainDb, $archiveName, $_configuration, $_course, $TABLEUSER, $TABLECOURSUSER, $TABLECOURS, $TABLEANNOUNCEMENT;

	// ****** 1� 2. params.
	$errorCode = 0;
	$stop = FALSE;

	// ****** 1� 2. 1 params.needed
	if (!isset ($exportedCourseId))
	{
		$error_msg["backup"][] = "[".basename(__FILE__)."][".__LINE__."] Course Id Missing";
		$error_no["backup"][] = "1";
		$stop = TRUE;
	}
	if (!isset ($_configuration['main_database']))
	{
		$error_msg["backup"][] = "[".basename(__FILE__)."][".__LINE__."] Main Db name is Missing";
		$error_no["backup"][] = "2";
		$stop = TRUE;
	}
	if (!isset ($archiveRepositorySys))
	{
		$error_msg["backup"][] = "[".basename(__FILE__)."][".__LINE__."] archive Path not found";
		$error_no["backup"][] = "3";
		$stop = TRUE;
	}
	if (!isset ($appendMainDb))
	{
		$error_msg["backup"][] = "[".basename(__FILE__)."][".__LINE__."] where place course datas from main db in archive";
		$error_no["backup"][] = "4";
		$stop = TRUE;
	}
	if (!isset ($appendCourse))
	{
		$error_msg["backup"][] = "[".basename(__FILE__)."][".__LINE__."] where place course datas in archive";
		$error_no["backup"][] = "5";
		$stop = TRUE;
	}
	if (!isset ($TABLECOURS))
	{
		$error_msg["backup"][] = "[".basename(__FILE__)."][".__LINE__."] name of table of course not defined";
		$error_no["backup"][] = "6";
		$stop = TRUE;
	}
	if (!isset ($TABLEUSER))
	{
		$error_msg["backup"][] = "[".basename(__FILE__)."][".__LINE__."] name of table of users not defined";
		$error_no["backup"][] = "7";
		$stop = TRUE;
	}
	if (!isset ($TABLECOURSUSER))
	{
		$error_msg["backup"][] = "[".basename(__FILE__)."][".__LINE__."] name of table of subscription of users in courses not defined";
		$error_no["backup"][] = "8";
		$stop = TRUE;
	}
	if ($stop)
	{
		return false;
	}

	// ****** 1� 2. 2 params.optional
	if (!isset ($verbose_backup))
	{
		$verbose_backup = false;
	}

	// ****** 1� 3. check if course exist
	//  not  done
	//////////////////////////////////////////////
	// ****** 2� Build the archive repository tree
	// ****** 2� 1. fix names
	$shortDateBackuping = date("YzBs"); // YEAR - Day in Year - Swatch - second
	$archiveFileName = "archive.".$exportedCourseId.".".$shortDateBackuping.".zip";
	$dateBackuping = $shortDateBackuping;
	$archiveDir .= $archiveRepositorySys.$exportedCourseId."/".$shortDateBackuping."/";
	$archiveDirOriginalDocs = $archiveDir."originalDocs/";
	$archiveDirHtml = $archiveDir."HTML/";
	$archiveDirCsv = $archiveDir."CSV/";
	$archiveDirXml = $archiveDir."XML/";
	$archiveDirPhp = $archiveDir."PHP/";
	$archiveDirLog = $archiveDir."LOG/";
	$archiveDirSql = $archiveDir."SQL/";
	$systemFileNameOfArchive = "claroBak-".$exportedCourseId."-".$dateBackuping.".txt";
	$systemFileNameOfArchiveIni = "archive.ini";
	$systemFileNameOfReadMe = "readme.txt";
	$systemFileNameOfarchiveLog = "readme.txt";
	###################
	if ($verbose_backup)
	{
		echo "<hr><u>", get_lang('ArchiveName'), "</u> : ", "<strong>", basename($systemFileNameOfArchive), "</strong><br><u>", get_lang('ArchiveLocation'), "</u> : ", "<strong>", realpath($systemFileNameOfArchive), "</strong><br><u>", get_lang('SizeOf'), " ", realpath("../../".$exportedCourseId."/"), "</u> : ", "<strong>", DirSize("../../".$exportedCourseId."/"), "</strong> bytes <br>";
		if (function_exists(diskfreespace))
			echo "<u>".get_lang('DiskFreeSpace')."</u> : <strong>".diskfreespace("/")."</strong> bytes";
		echo "<hr />";
	}
	mkpath($archiveDirOriginalDocs.$appendMainDb, $verbose_backup);
	mkpath($archiveDirHtml.$appendMainDb, $verbose_backup);
	mkpath($archiveDirCsv.$appendMainDb, $verbose_backup);
	mkpath($archiveDirXml.$appendMainDb, $verbose_backup);
	mkpath($archiveDirPhp.$appendMainDb, $verbose_backup);
	mkpath($archiveDirLog.$appendMainDb, $verbose_backup);
	mkpath($archiveDirSql.$appendMainDb, $verbose_backup);
	mkpath($archiveDirOriginalDocs.$appendCourse, $verbose_backup);
	mkpath($archiveDirHtml.$appendCourse, $verbose_backup);
	mkpath($archiveDirCsv.$appendCourse, $verbose_backup);
	mkpath($archiveDirXml.$appendCourse, $verbose_backup);
	mkpath($archiveDirPhp.$appendCourse, $verbose_backup);
	mkpath($archiveDirLog.$appendCourse, $verbose_backup);
	mkpath($archiveDirSql.$appendCourse, $verbose_backup);
	$dirCourBase = $archiveDirSqlCourse;
	$dirMainBase = $archiveDirSqlMainDb;
	/////////////////////////////////////////////////////////////////////////
	// ****** 3� Build exported element and Fill  the archive repository tree
	if ($verbose_backup)
		echo "
				build config file
				<hr>";
	// ********************************************************************
	// build config file
	// ********************************************************************
	$stringConfig = "<?php
		/*
		      +----------------------------------------------------------------------+
		      Dokeos version ".$dokeos_version."
		      +----------------------------------------------------------------------+
		      This file was generate by script ".$_SERVER['PHP_SELF']."
		      ".date("r")."                  |
		      +----------------------------------------------------------------------+
		      |   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     |
		*/

		// Dokeos Version was :  ".$dokeos_version."
		// Source was  in ".realpath("../../".$exportedCourseId."/")."
		// find in ".$archiveDir."/courseBase/courseBase.sql sql to rebuild the course base
		// find in ".$archiveDir."/".$exportedCourseId." to content of directory of course

		/**
		 * options
		 ";
	$stringConfig .= "
		 */";
	// ********************************************************************
	// Copy of  from DB main
	// fields about this course
	// ********************************************************************
	//  info  about cours
	// ********************************************************************
	if ($verbose_backup)
		echo "
				<LI>
				".get_lang('BUCourseDataOfMainBase')."  ".$exportedCourseId."
				<HR>
				<PRE>";
	$sqlInsertCourse = "
		INSERT INTO course SET ";
	$csvInsertCourse = "\n";
	$iniCourse = "[".$exportedCourseId."]\n";
	$sqlSelectInfoCourse = "Select * from `".$TABLECOURS."` `course` where code = '".$exportedCourseId."' ";
	$resInfoCourse = api_sql_query($sqlSelectInfoCourse, __FILE__, __LINE__);
	$infoCourse = mysql_fetch_array($resInfoCourse);
	for ($noField = 0; $noField < mysql_num_fields($resInfoCourse); $noField ++)
	{
		if ($noField > 0)
			$sqlInsertCourse .= ", ";
		$nameField = mysql_field_name($resInfoCourse, $noField);
		/*echo "
		<BR>
		$nameField ->  ".$infoCourse["$nameField"]." ";
		*/
		$sqlInsertCourse .= "$nameField = '".$infoCourse["$nameField"]."'";
		$csvInsertCourse .= "'".addslashes($infoCourse["$nameField"])."';";
	}
	// 	buildTheIniFile
	$iniCourse .= "name=".strtr($infoCourse['title'], "()", "[]")."\n"."official_code=".strtr($infoCourse['visual_code'], "()", "[]")."\n".// use in echo
	"adminCode=".strtr($infoCourse['code'], "()", "[]")."\n".// use as key in db
	"path=".strtr($infoCourse['code'], "()", "[]")."\n".// use as key in path
	"dbName=".strtr($infoCourse['code'], "()", "[]")."\n".// use as key in db list
	"titular=".strtr($infoCourse['titulaire'], "()", "[]")."\n"."language=".strtr($infoCourse['language'], "()", "[]")."\n"."extLinkUrl=".strtr($infoCourse['departementUrl'], "()", "[]")."\n"."extLinkName=".strtr($infoCourse['departementName'], "()", "[]")."\n"."categoryCode=".strtr($infoCourse['faCode'], "()", "[]")."\n"."categoryName=".strtr($infoCourse['faName'], "()", "[]")."\n"."visibility=". ($infoCourse['visibility'] == 2 || $infoCourse['visibility'] == 3)."registrationAllowed=". ($infoCourse['visibility'] == 1 || $infoCourse['visibility'] == 2);
	$sqlInsertCourse .= ";";
	//	echo $csvInsertCourse."<BR>";
	$stringConfig .= "
		# Insert Course
		#------------------------
		#	".$sqlInsertCourse."
		#------------------------
			";
	if ($verbose_backup)
	{
		echo "</PRE>";
	}
	$fcoursql = fopen($archiveDirSql.$appendMainDb."course.sql", "w");
	fwrite($fcoursql, $sqlInsertCourse);
	fclose($fcoursql);
	$fcourcsv = fopen($archiveDirCsv.$appendMainDb."course.csv", "w");
	fwrite($fcourcsv, $csvInsertCourse);
	fclose($fcourcsv);
	$fcourini = fopen($archiveDir.$systemFileNameOfArchiveIni, "w");
	fwrite($fcourini, $iniCourse);
	fclose($fcourini);
	echo $iniCourse, " ini Course";
	// ********************************************************************
	//  info  about users
	// ********************************************************************
	//	if ($backupUser )
	{
		if ($verbose_backup)
			echo "
								<LI>
									".get_lang('BUUsersInMainBase')." ".$exportedCourseId."
									<hR>
								<PRE>";
		// recup users
		$sqlUserOfTheCourse = "
					SELECT
						`user`.*
						FROM `".$TABLEUSER."`, `".$TABLECOURSUSER."`
						WHERE `user`.`user_id`=`".$TABLECOURSUSER."`.`user_id`
							AND `".$TABLECOURSUSER."`.`course_code`='".$exportedCourseId."'";
		$resUsers = api_sql_query($sqlUserOfTheCourse, __FILE__, __LINE__);
		$nbUsers = mysql_num_rows($resUsers);
		if ($nbUsers > 0)
		{
			$nbFields = mysql_num_fields($resUsers);
			$sqlInsertUsers = "";
			$csvInsertUsers = "";
			$htmlInsertUsers = "<table>\t<TR>\n";
			//
			// creation of headers
			//
			for ($noField = 0; $noField < $nbFields; $noField ++)
			{
				$nameField = mysql_field_name($resUsers, $noField);
				$csvInsertUsers .= "'".addslashes($nameField)."';";
				$htmlInsertUsers .= "\t\t<TH>".$nameField."</TH>\n";
			}
			$htmlInsertUsers .= "\t</TR>\n";
			//
			// creation of body
			//
			while ($users = mysql_fetch_array($resUsers))
			{
				$htmlInsertUsers .= "\t<TR>\n";
				$sqlInsertUsers .= "
										INSERT IGNORE INTO user SET ";
				$csvInsertUsers .= "\n";
				for ($noField = 0; $noField < $nbFields; $noField ++)
				{
					if ($noField > 0)
						$sqlInsertUsers .= ", ";
					$nameField = mysql_field_name($resUsers, $noField);
					/*echo "
						<BR>
						$nameField ->  ".$users["$nameField"]." ";
					*/
					$sqlInsertUsers .= "$nameField = '".$users["$nameField"]."' ";
					$csvInsertUsers .= "'".addslashes($users["$nameField"])."';";
					$htmlInsertUsers .= "\t\t<TD>".$users["$nameField"]."</TD>\n";
				}
				$sqlInsertUsers .= ";";
				$htmlInsertUsers .= "\t</TR>\n";
			}
			$htmlInsertUsers .= "</TABLE>\n";
			$stringConfig .= "
							# INSERT Users
							#------------------------------------------
							#	".$sqlInsertUsers."
							#------------------------------------------
								";
			$fuserssql = fopen($archiveDirSql.$appendMainDb."users.sql", "w");
			fwrite($fuserssql, $sqlInsertUsers);
			fclose($fuserssql);
			$fuserscsv = fopen($archiveDirCsv.$appendMainDb."users.csv", "w");
			fwrite($fuserscsv, $csvInsertUsers);
			fclose($fuserscsv);
			$fusershtml = fopen($archiveDirHtml.$appendMainDb."users.html", "w");
			fwrite($fusershtml, $htmlInsertUsers);
			fclose($fusershtml);
		}
		else
		{
			if ($verbose_backup)
			{
				echo "<HR><div align=\"center\">NO user in this course !!!!</div><HR>";
			}
		}
		if ($verbose_backup)
		{
			echo "</PRE>";
		}
	}
	/*  End  of  backup user */
	if ($saveAnnouncement)
	{
		// ********************************************************************
		//  info  about announcment
		// ********************************************************************
		if ($verbose_backup)
		{
			echo "
							<LI>
								".get_lang('BUAnnounceInMainBase')." ".$exportedCourseId."
								<hR>
							<PRE>";
		}
		// recup annonce
		$sqlAnnounceOfTheCourse = "
				SELECT
					*
					FROM  `".$TABLEANNOUNCEMENT."`
					WHERE course_code='".$exportedCourseId."'";
		$resAnn = api_sql_query($sqlAnnounceOfTheCourse, __FILE__, __LINE__);
		$nbFields = mysql_num_fields($resAnn);
		$sqlInsertAnn = "";
		$csvInsertAnn = "";
		$htmlInsertAnn .= "<table>\t<TR>\n";
		//
		// creation of headers
		//
		for ($noField = 0; $noField < $nbFields; $noField ++)
		{
			$nameField = mysql_field_name($resUsers, $noField);
			$csvInsertAnn .= "'".addslashes($nameField)."';";
			$htmlInsertAnn .= "\t\t<TH>".$nameField."</TH>\n";
		}
		$htmlInsertAnn .= "\t</TR>\n";
		//
		// creation of body
		//
		while ($announce = mysql_fetch_array($resAnn))
		{
			$htmlInsertAnn .= "\t<TR>\n";
			$sqlInsertAnn .= "
						INSERT INTO users SET ";
			$csvInsertAnn .= "\n";
			for ($noField = 0; $noField < $nbFields; $noField ++)
			{
				if ($noField > 0)
					$sqlInsertAnn .= ", ";
				$nameField = mysql_field_name($resAnn, $noField);
				/*echo "
				<BR>
				$nameField ->  ".$users["$nameField"]." ";
				*/
				$sqlInsertAnn .= "$nameField = '".addslashes($announce["$nameField"])."' ";
				$csvInsertAnn .= "'".addslashes($announce["$nameField"])."';";
				$htmlInsertAnn .= "\t\t<TD>".$announce["$nameField"]."</TD>\n";
			}
			$sqlInsertAnn .= ";";
			$htmlInsertAnn .= "\t</TR>\n";
		}
		if ($verbose_backup)
		{
			echo "</PRE>";
		}
		$htmlInsertAnn .= "</TABLE>\n";
		$stringConfig .= "
				#INSERT ANNOUNCE
				#------------------------------------------
				#	".$sqlInsertAnn."
				#------------------------------------------
					";
		$fannsql = fopen($archiveDirSql.$appendMainDb."annonces.sql", "w");
		fwrite($fannsql, $sqlInsertAnn);
		fclose($fannsql);
		$fanncsv = fopen($archiveDirCsv.$appendMainDb."annnonces.csv", "w");
		fwrite($fanncsv, $csvInsertAnn);
		fclose($fanncsv);
		$fannhtml = fopen($archiveDirHtml.$appendMainDb."annonces.html", "w");
		fwrite($fannhtml, $htmlInsertAnn);
		fclose($fannhtml);
		/*  End  of  backup Annonces */
	}
	// we can copy file of course
	if ($verbose_backup)
	{
		echo '<li>'.get_lang('CopyDirectoryCourse');
	}
	$nbFiles = copydir(api_get_path(SYS_COURSE_PATH).$_course['path'], $archiveDirOriginalDocs.$appendCourse, $verbose_backup);
	if ($verbose_backup)
		echo "
							<strong>
								".$nbFiles."
							</strong>
							".get_lang('FileCopied')."
							<br>
						</li>";
	$stringConfig .= "
		// ".$nbFiles." was in ".realpath($archiveDirOriginalDocs);
	// ********************************************************************
	// Copy of  DB course
	// with mysqldump
	// ********************************************************************
	if ($verbose_backup)
		echo "
						<LI>
							".get_lang('BackupOfDataBase')." ".$exportedCourseId."  (SQL)
							<hr>";
	backupDatabase($db, $exportedCourseId, true, true, 'SQL', $archiveDirSql.$appendCourse, true, $verbose_backup);
	if ($verbose_backup)
		echo "
						</LI>
						<LI>
							".get_lang('BackupOfDataBase')." ".$exportedCourseId."  (PHP)
							<hr>";
	backupDatabase($db, $exportedCourseId, true, true, 'PHP', $archiveDirPhp.$appendCourse, true, $verbose_backup);
	if ($verbose_backup)
		echo "
						</LI>
						<LI>
							".get_lang('BackupOfDataBase')." ".$exportedCourseId."  (CSV)
							<hr>";
	backupDatabase($db, $exportedCourseId, true, true, 'CSV', $archiveDirCsv.$appendCourse, true, $verbose_backup);
	if ($verbose_backup)
		echo "
						<LI>
							".get_lang('BackupOfDataBase')." ".$exportedCourseId."  (HTML)
							<hr>";
	backupDatabase($db, $exportedCourseId, true, true, 'HTML', $archiveDirHtml.$appendCourse, true, $verbose_backup);
	if ($verbose_backup)
		echo "
						<LI>
							".get_lang('BackupOfDataBase')." ".$exportedCourseId."  (XML)
							<hr>";
	backupDatabase($db, $exportedCourseId, true, true, 'XML', $archiveDirXml.$appendCourse, true, $verbose_backup);
	if ($verbose_backup)
		echo "
						<LI>
							".get_lang('BackupOfDataBase')." ".$exportedCourseId."  (LOG)
							<hr>";
	backupDatabase($db, $exportedCourseId, true, true, 'LOG', $archiveDirLog.$appendCourse, true, $verbose_backup);
	// ********************************************************************
	// Copy of DB course
	// with mysqldump
	// ********************************************************************
	$fdesc = fopen($archiveDir.$systemFileNameOfArchive, "w");
	fwrite($fdesc, $stringConfig);
	fclose($fdesc);
	if ($verbose_backup)
		echo "
						</LI>
					</OL>

					<br>";
	///////////////////////////////////
	// ****** 4� Compress the tree
	if (extension_loaded("zlib"))
	{
		$whatZip[] = $archiveRepositorySys.$exportedCourseId."/".$shortDateBackuping."/HTML";
		$forgetPath = $archiveRepositorySys.$exportedCourseId."/".$shortDateBackuping."/";
		$prefixPath = $exportedCourseId;
		$zipCourse = new PclZip($archiveRepositorySys.$archiveFileName);
		$zipRes = $zipCourse->create($whatZip, PCLZIP_OPT_ADD_PATH, $prefixPath, PCLZIP_OPT_REMOVE_PATH, $forgetPath);
		if ($zipRes == 0)
		{
			echo "<font size=\"+1\" color=\"#FF0000\">", $zipCourse->errorInfo(true), "</font>";
		}
		else
			for ($i = 0; $i < sizeof($zipRes); $i ++)
			{
				for (reset($zipRes[$i]); $key = key($zipRes[$i]); next($zipRes[$i]))
				{
					echo "File $i / [$key] = ".$list[$i][$key]."<br>";
				}
				echo "<br>";
			}
		$pathToArchive = $archiveRepositoryWeb.$archiveFileName;
		if ($verbose_backup)
		{
			echo '<hr>'.get_lang('BuildTheCompressedFile');
		}
		//		removeDir($archivePath);
	}
	return 1;
} // function makeTheBackup()
?>