installer_base.lib.php

			if(!is_dir($conf['ispconfig_log_dir'])) mkdir($conf['ispconfig_log_dir'], 0755);
			touch($conf['ispconfig_log_dir'].'/ispconfig.log');
		}

		//* Create the ispconfig auth log file and set uid/gid
		if(!is_file($conf['ispconfig_log_dir'].'/auth.log')) {
			touch($conf['ispconfig_log_dir'].'/auth.log');
		}
		exec('chown ispconfig:ispconfig '. $conf['ispconfig_log_dir'].'/auth.log');
		exec('chmod 660 '. $conf['ispconfig_log_dir'].'/auth.log');

		if(is_user('getmail')) {
			rename($install_dir.'/server/scripts/run-getmail.sh','/usr/local/bin/run-getmail.sh');
			if(is_user('getmail')) chown('/usr/local/bin/run-getmail.sh', 'getmail');
			chmod('/usr/local/bin/run-getmail.sh', 0744);
		}

		//* Add Log-Rotation
		if (is_dir('/etc/logrotate.d')) {
			@unlink('/etc/logrotate.d/logispc3'); // ignore, if the file is not there
			/* We rotate these logs in cron_daily.php
			$fh = fopen('/etc/logrotate.d/logispc3', 'w');
			fwrite($fh,
					"$conf['ispconfig_log_dir']/ispconfig.log { \n" .
					"	weekly \n" .
					"	missingok \n" .
					"	rotate 4 \n" .
					"	compress \n" .
					"	delaycompress \n" .
					"} \n" .
					"$conf['ispconfig_log_dir']/cron.log { \n" .
					"	weekly \n" .
					"	missingok \n" .
					"	rotate 4 \n" .
					"	compress \n" .
					"	delaycompress \n" .
					"}");
			fclose($fh);
			*/
		}
		
		//* Remove Domain module as its functions are available in the client module now
		if(@is_dir('/usr/local/ispconfig/interface/web/domain')) exec('rm -rf /usr/local/ispconfig/interface/web/domain');
	
	
	}

	public function configure_dbserver() {
		global $conf;

		//* If this server shall act as database server for client DB's, we configure this here
		$install_dir = $conf['ispconfig_install_dir'];

		// Create a file with the database login details which
		// are used to create the client databases.

		if(!is_dir($install_dir.'/server/lib')) {
			$command = "mkdir $install_dir/server/lib";
			caselog($command.' &> /dev/null', __FILE__, __LINE__, "EXECUTED: $command", "Failed to execute the command $command");
		}

		$content = rf('tpl/mysql_clientdb.conf.master');
		$content = str_replace('{hostname}',$conf['mysql']['host'],$content);
		$content = str_replace('{username}',$conf['mysql']['admin_user'],$content);
		$content = str_replace('{password}',$conf['mysql']['admin_password'], $content);
		wf($install_dir.'/server/lib/mysql_clientdb.conf',$content);
		chmod($install_dir.'/server/lib/mysql_clientdb.conf', 0600);
		chown($install_dir.'/server/lib/mysql_clientdb.conf', 'root');
		chgrp($install_dir.'/server/lib/mysql_clientdb.conf', 'root');

	}

	public function install_crontab() {
		global $conf;

		$install_dir = $conf['ispconfig_install_dir'];

		//* Root Crontab
		exec('crontab -u root -l > crontab.txt');
		$existing_root_cron_jobs = file('crontab.txt');

		// remove existing ispconfig cronjobs, in case the syntax has changed
		foreach($existing_root_cron_jobs as $key => $val) {
			if(stristr($val,$install_dir)) unset($existing_root_cron_jobs[$key]);
		}

		$root_cron_jobs = array(
				"* * * * * ".$install_dir."/server/server.sh > /dev/null 2>> ".$conf['ispconfig_log_dir']."/cron.log",
				"30 00 * * * ".$install_dir."/server/cron_daily.sh > /dev/null 2>> ".$conf['ispconfig_log_dir']."/cron.log"
		);

		if ($conf['nginx']['installed'] == true) {
			$root_cron_jobs[] = "0 0 * * * ".$install_dir."/server/scripts/create_daily_nginx_access_logs.sh &> /dev/null";
		}

		foreach($root_cron_jobs as $cron_job) {
			if(!in_array($cron_job."\n", $existing_root_cron_jobs)) {
				$existing_root_cron_jobs[] = $cron_job."\n";
			}
		}
		file_put_contents('crontab.txt', $existing_root_cron_jobs);
		exec('crontab -u root crontab.txt &> /dev/null');
		unlink('crontab.txt');

		//* Getmail crontab
		if(is_user('getmail')) {
			$cf = $conf['getmail'];
			exec('crontab -u getmail -l > crontab.txt');
			$existing_cron_jobs = file('crontab.txt');

			$cron_jobs = array(
					'*/5 * * * * /usr/local/bin/run-getmail.sh > /dev/null 2>> '.$conf['ispconfig_log_dir'].'/cron.log'
			);

			// remove existing ispconfig cronjobs, in case the syntax has changed
			foreach($existing_cron_jobs as $key => $val) {
				if(stristr($val,'getmail')) unset($existing_cron_jobs[$key]);
			}

			foreach($cron_jobs as $cron_job) {
				if(!in_array($cron_job."\n", $existing_cron_jobs)) {
					$existing_cron_jobs[] = $cron_job."\n";
				}
			}
			file_put_contents('crontab.txt', $existing_cron_jobs);
			exec('crontab -u getmail crontab.txt &> /dev/null');
			unlink('crontab.txt');
		}

		touch($conf['ispconfig_log_dir'].'/cron.log');
		chmod($conf['ispconfig_log_dir'].'/cron.log', 0666);

	}

	/**
	 * Helper function - get the path to a template file based on
	 * the local part of the filename. Checks first for the existence
	 * of a distribution specific file and if not found looks in the
	 * base template folder. Optionally the behaviour can be changed
	 * by setting the 2nd parameter which will fetch the contents
	 * of the template file and return it instead of the path. The 3rd
	 * parameter further extends this behaviour by filtering the contents
	 * by inserting the ispconfig database credentials using the {} placeholders.
	 *
	 * @param string $tLocal local part of filename
	 * @param bool $tRf
	 * @param bool $tDBCred
	 * @return string Relative path to the chosen template file
	 */
	protected function get_template_file($tLocal, $tRf=false, $tDBCred=false) {
		global $conf, $dist;

		$final_path = '';
		$dist_template = 'dist/tpl/'.strtolower($dist['name'])."/$tLocal.master";
		if (file_exists($dist_template)) {
			$final_path = $dist_template;
		} else {
			$final_path = "tpl/$tLocal.master";
		}

		if (!$tRf) {
			return $final_path;
		} else {
			return (!$tDBCred) ? rf($final_path) : $this->insert_db_credentials(rf($final_path));
		}
	}

	/**
	 * Helper function - writes the contents to a config file
	 * and performs a backup if the file exist. Additionally
	 * if the file exists the new file will be given the
	 * same rights and ownership as the original. Optionally the
	 * rights and/or ownership can be overriden by appending umask,
	 * user and group to the parameters. Providing only uid and gid
	 * values will result in only a chown.
	 *
	 * @param $tConf
	 * @param $tContents
	 * @return bool
	 */
	protected function write_config_file($tConf, $tContents) {
		// Backup config file before writing new contents and stat file
		if ( is_file($tConf) ) {
			$stat = exec('stat -c \'%a %U %G\' '.escapeshellarg($tConf), $output, $res);
			if ($res == 0) { // stat successfull
				list($access, $user, $group) = explode(" ", $stat);
			}

			if ( copy($tConf, $tConf.'~') ) {
				chmod($tConf.'~', 0400);
			}
		}

		wf($tConf, $tContents); // write file

		if (func_num_args() >= 4) // override rights and/or ownership
		{
			$args = func_get_args();
			$output = array_slice($args, 2);

			switch (sizeof($output)) {
				case 3:
					$umask = array_shift($output);
					if (is_numeric($umask) && preg_match('/^0?[0-7]{3}$/', $umask)) {
						$access = $umask;
					}
				case 2:
					if (is_user($output[0]) && is_group($output[1])) {
						list($user,$group) = $output;
					}
					break;
			}
		}

		if (!empty($user) && !empty($group)) {
			chown($tConf, $user);
			chgrp($tConf, $group);
		}

		if (!empty($access)) {
			exec("chmod $access $tConf");
		}
	}

	/**
	 * Helper function - filter the contents of a config
	 * file by inserting the common ispconfig database
	 * credentials.
	 *
	 * @param $tContents
	 * @return string
	 */
	protected function insert_db_credentials($tContents) {
		global $conf;

		$tContents = str_replace('{mysql_server_ispconfig_user}', $conf["mysql"]["ispconfig_user"], $tContents);
		$tContents = str_replace('{mysql_server_ispconfig_password}', $conf["mysql"]["ispconfig_password"], $tContents);
		$tContents = str_replace('{mysql_server_database}', $conf["mysql"]["database"], $tContents);
		$tContents = str_replace('{mysql_server_ip}', $conf["mysql"]["ip"], $tContents);
		$tContents = str_replace('{mysql_server_host}',$conf['mysql']['host'], $tContents);
		$tContents = str_replace('{mysql_server_port}',$conf["mysql"]["port"], $tContents);

		return $tContents;
	}
}

?>