#!/usr/bin/env php
<?php
/* Copyright (C) 2012      Nicolas Villa aka Boyquotes http://informetic.fr
 * Copyright (C) 2013      Florian Henry <forian.henry@open-concept.pro
 * Copyright (C) 2013-2015 Laurent Destailleur <eldy@users.sourceforge.net>
 *
 * 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 3 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, see <http://www.gnu.org/licenses/>.
 */

/**
 *  \file       scripts/cron/cron_run_jobs.php
 *  \ingroup    cron
 *  \brief      Execute pendings jobs
 */
if (! defined('NOTOKENRENEWAL')) define('NOTOKENRENEWAL','1'); // Disables token renewal
if (! defined('NOREQUIREMENU'))  define('NOREQUIREMENU','1');
if (! defined('NOREQUIREHTML'))  define('NOREQUIREHTML','1');
if (! defined('NOREQUIREAJAX'))  define('NOREQUIREAJAX','1');
if (! defined('NOLOGIN'))        define('NOLOGIN','1');
//if (! defined('NOREQUIRETRAN'))  define('NOREQUIRETRAN','1');


$sapi_type = php_sapi_name();
$script_file = basename(__FILE__);
$path=dirname(__FILE__).'/';

// Test if batch mode
if (substr($sapi_type, 0, 3) == 'cgi') {
	echo "Error: You are using PHP for CGI. To execute ".$script_file." from command line, you must use PHP for CLI mode.\n";
	exit(-1);
}

require_once ($path."../../htdocs/master.inc.php");
require_once (DOL_DOCUMENT_ROOT."/cron/class/cronjob.class.php");
require_once (DOL_DOCUMENT_ROOT.'/user/class/user.class.php');

// Check parameters
if (! isset($argv[1]) || ! $argv[1]) {
	usage($path,$script_file);
	exit(-1);
}
$key=$argv[1];

if (! isset($argv[2]) || ! $argv[2]) {
	usage($path,$script_file);
	exit(-1);
} 

$userlogin=$argv[2];


// Global variables
$version=DOL_VERSION;
$error=0;


/*
 * Main
 */
// current date
$now=dol_now();

@set_time_limit(0);
print "***** ".$script_file." (".$version.") pid=".dol_getmypid()." ***** userlogin=" . $userlogin . " ***** " . $now . " *****\n";

// Check security key
if ($key != $conf->global->CRON_KEY)
{
	print "Error: securitykey is wrong\n";
	exit(-1);
}

// If param userlogin is reserved word 'firstadmin' 
if ($userlogin == 'firstadmin')
{
    $sql='SELECT login from '.MAIN_DB_PREFIX.'user WHERE admin = 1 and statut = 1 ORDER BY entity LIMIT 1';
    $resql=$db->query($sql);
    if ($resql)
    {
        $obj=$db->fetch_object($resql);
        if ($obj) 
        {
            $userlogin = $obj->login;
            echo "First admin user found is login '".$userlogin."'\n";
        }
    }
    else dol_print_error($db);
}

// Check user login
$user=new User($db);
$result=$user->fetch('',$userlogin);
if ($result < 0)
{
	echo "User Error: ".$user->error;
	dol_syslog("cron_run_jobs.php:: User Error:".$user->error, LOG_ERR);
	exit(-1);
}
else
{
	if (empty($user->id))
	{
		echo "User login: ".$userlogin." does not exists";
		dol_syslog("User login:".$userlogin." does not exists", LOG_ERR);
		exit(-1);
	}
}
$user->getrights();
 
if (isset($argv[3]) || $argv[3])
{
	$id = $argv[3];
}

// create a jobs object
$object = new Cronjob($db);

$filter=array();
if (! empty($id)) {
	$filter['t.rowid']=$id;
}

$result = $object->fetch_all('DESC','t.rowid', 0, 0, 1, $filter);
if ($result<0)
{
	echo "Error: ".$object->error;
	dol_syslog("cron_run_jobs.php:: fetch Error ".$object->error, LOG_ERR);
	exit(-1);
}

// TODO This sequence of code must be shared with code into cron_run_jobs.php php page.

if(is_array($object->lines) && (count($object->lines)>0))
{
	// Loop over job
	foreach($object->lines as $line)
	{
	    dol_syslog("cron_run_jobs.php cronjobid: ".$line->id, LOG_DEBUG);
	    echo "cron_run_jobs.php cronjobid: ".$line->id."\n";
	    
		//If date_next_jobs is less of current date, execute the program, and store the execution time of the next execution in database
		if (($line->datenextrun < $now) && (empty($line->datestart) || $line->datestart <= $now) && (empty($line->dateend) || $line->dateend >= $now))
		{
			dol_syslog("cron_run_jobs.php:: to run line->datenextrun:".dol_print_date($line->datenextrun,'dayhourrfc')." line->datestart:".dol_print_date($line->datestart,'dayhourrfc')." line->dateend:".dol_print_date($line->dateend,'dayhourrfc')." now:".dol_print_date($now,'dayhourrfc'));
		    
			$cronjob=new Cronjob($db);
			$result=$cronjob->fetch($line->id);
			if ($result<0) 
			{
				echo "Error cronjob->fetch: ".$cronjob->error."\n";
				echo "Failed to fetch job ".$line->id."\n";
				dol_syslog("cron_run_jobs.php::fetch Error ".$cronjob->error, LOG_ERR);
				exit(-1);
			}
			// Execute job
			$result=$cronjob->run_jobs($userlogin);
			if ($result<0) 
			{
				echo "Error cronjob->run_job: ".$cronjob->error."\n";
				echo "At least one job failed. Go on menu Home-Setup-Admin tools to see result for each job.\n";
				echo "You can also enable module Log if not yet enabled, run again and take a look into dolibarr.log file\n";
				dol_syslog("cron_run_jobs.php::run_jobs Error ".$cronjob->error, LOG_ERR);
				exit(-1);
			}

			// we re-program the next execution and stores the last execution time for this job
			$result=$cronjob->reprogram_jobs($userlogin, $now);
			if ($result<0) 
			{
				echo "Error cronjob->reprogram_job: ".$cronjob->error."\n";
				echo "Enable module Log if not yet enabled, run again and take a look into dolibarr.log file\n";
				dol_syslog("cron_run_jobs.php::reprogram_jobs Error ".$cronjob->error, LOG_ERR);
				exit(-1);
			}

		}
		else
		{
			dol_syslog("cron_run_jobs.php:: job not qualified line->datenextrun:".dol_print_date($line->datenextrun,'dayhourrfc')." line->datestart:".dol_print_date($line->datestart,'dayhourrfc')." line->dateend:".dol_print_date($line->dateend,'dayhourrfc')." now:".dol_print_date($now,'dayhourrfc'));
		}
	}
}

$db->close();

exit(0);



function usage($path,$script_file)
{
	global $conf;

	print "Usage: ".$script_file." securitykey userlogin|'firstadmin' [cronjobid]\n";
	print "The script return 0 when everything worked successfully.\n";
	print "\n";
	print "On Linux system, you can have cron jobs ran automatically by adding an entry into cron.\n";
	print "For example, to run pending tasks each day at 3:30, you can add this line:\n";
	print "30 3 * * * ".$path.$script_file." securitykey userlogin > ".DOL_DATA_ROOT."/".$script_file.".log\n";
	print "For example, to run pending tasks every 5mn, you can add this line:\n";
	print "*/5 * * * * ".$path.$script_file." securitykey userlogin > ".DOL_DATA_ROOT."/".$script_file.".log\n";
}

