<?php
/* Copyright (C) 2004       Rodolphe Quiedeville    <rodolphe@quiedeville.org>
 * Copyright (C) 2004-2010  Laurent Destailleur     <eldy@users.sourceforge.net>
 * Copyright (C) 2015       Cedric GROSS            <c.gross@kreiz-it.fr>
 * Copyright (C) 2015-2016  Raphaël Doursenaud      <rdoursenaud@gpcsolutions.fr>
 *
 * 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       htdocs/install/step2.php
 *      \ingroup    install
 *      \brief      Create tables, primary keys, foreign keys, indexes and functions into database and then load reference data
 */

include 'inc.php';
require_once $dolibarr_main_document_root.'/core/class/conf.class.php';
require_once $dolibarr_main_document_root.'/core/lib/admin.lib.php';

global $langs;

$step = 2;
$ok = 0;


// Cette page peut etre longue. On augmente le delai autorise.
// Ne fonctionne que si on est pas en safe_mode.
$err=error_reporting();
error_reporting(0);		// Disable all errors
//error_reporting(E_ALL);
@set_time_limit(900);	// Need 900 on some OS like Windows 7/64
error_reporting($err);

$action=GETPOST('action');
$setuplang=(GETPOST('selectlang','',3)?GETPOST('selectlang','',3):'auto');
$langs->setDefaultLang($setuplang);

$langs->load("admin");
$langs->load("install");

$choix=0;
if ($dolibarr_main_db_type == "mysqli") $choix=1;
if ($dolibarr_main_db_type == "pgsql")  $choix=2;
if ($dolibarr_main_db_type == "mssql")  $choix=3;
if ($dolibarr_main_db_type == "sqlite")  $choix=4;
if ($dolibarr_main_db_type == "sqlite3")  $choix=5;

//if (empty($choix)) dol_print_error('','Database type '.$dolibarr_main_db_type.' not supported into step2.php page');

// Now we load forced value from install.forced.php file.
$useforcedwizard=false;
$forcedfile="./install.forced.php";
if ($conffile == "/etc/dolibarr/conf.php") $forcedfile="/etc/dolibarr/install.forced.php";
if (@file_exists($forcedfile)) {
	$useforcedwizard = true;
	include_once $forcedfile;
}

dolibarr_install_syslog("--- step2: entering step2.php page");


/*
 *	View
 */

pHeader($langs->trans("CreateDatabaseObjects"),"step4");

// Test if we can run a first install process
if (! is_writable($conffile))
{
    print $langs->trans("ConfFileIsNotWritable",$conffiletoshow);
    pFooter(1,$setuplang,'jscheckparam');
    exit;
}

if ($action == "set")
{
    print '<h3>'.$langs->trans("Database").'</h3>';

    print '<table cellspacing="0" style="padding: 4px 4px 4px 0px" border="0" width="100%">';
    $error=0;

    $db=getDoliDBInstance($conf->db->type,$conf->db->host,$conf->db->user,$conf->db->pass,$conf->db->name,$conf->db->port);

    if ($db->connected)
    {
        print "<tr><td>";
        print $langs->trans("ServerConnection")." : ".$conf->db->host.'</td><td><img src="../theme/eldy/img/tick.png" alt="Ok"></td></tr>';
        $ok = 1 ;
    }
    else
    {
        print "<tr><td>Failed to connect to server : ".$conf->db->host.'</td><td><img src="../theme/eldy/img/error.png" alt="Error"></td></tr>';
    }

    if ($ok)
    {
        if($db->database_selected)
        {
            dolibarr_install_syslog("step2: successful connection to database: " . $conf->db->name);
        }
        else
        {
            dolibarr_install_syslog("step2: failed connection to database :" . $conf->db->name, LOG_ERR);
            print "<tr><td>Failed to select database ".$conf->db->name.'</td><td><img src="../theme/eldy/img/error.png" alt="Error"></td></tr>';
            $ok = 0 ;
        }
    }


    // Affiche version
    if ($ok)
    {
        $version=$db->getVersion();
        $versionarray=$db->getVersionArray();
        print '<tr><td>'.$langs->trans("DatabaseVersion").'</td>';
        print '<td>'.$version.'</td></tr>';
        //print '<td align="right">'.join('.',$versionarray).'</td></tr>';

        print '<tr><td>'.$langs->trans("DatabaseName").'</td>';
        print '<td>'.$db->database_name.'</td></tr>';
        //print '<td align="right">'.join('.',$versionarray).'</td></tr>';
    }

    $requestnb=0;

    // To disable some code, so you can call step2 with url like
    // http://localhost/dolibarrnew/install/step2.php?action=set&createtables=0&createkeys=0&createfunctions=0&createdata=llx_20_c_departements
    $createtables=isset($_GET['createtables'])?GETPOST('createtables'):1;
    $createkeys=isset($_GET['createkeys'])?GETPOST('createkeys'):1;
    $createfunctions=isset($_GET['createfunctions'])?GETPOST('createfunction'):1;
    $createdata=isset($_GET['createdata'])?GETPOST('createdata'):1;


    // To say sql requests are escaped for mysql so we need to unescape them
    $db->unescapeslashquot=true;


    /**************************************************************************************
     *
     * Chargement fichiers tables/*.sql (non *.key.sql)
     * A faire avant les fichiers *.key.sql
     *
     ***************************************************************************************/
    if ($ok && $createtables)
    {
        // We always choose in mysql directory (Conversion is done by driver to translate SQL syntax)
        $dir = "mysql/tables/";

        $ok = 0;
        $handle=opendir($dir);
        dolibarr_install_syslog("step2: open tables directory " . $dir . " handle=" . $handle);
        $tablefound = 0;
        $tabledata=array();
        if (is_resource($handle))
        {
            while (($file = readdir($handle))!==false)
            {
                if (preg_match('/\.sql$/i',$file) && preg_match('/^llx_/i',$file) && ! preg_match('/\.key\.sql$/i',$file))
                {
                    $tablefound++;
                    $tabledata[]=$file;
                }
            }
            closedir($handle);
        }

        // Sort list of sql files on alphabetical order (load order is important)
        sort($tabledata);
        foreach($tabledata as $file)
        {
            $name = substr($file, 0, dol_strlen($file) - 4);
            $buffer = '';
            $fp = fopen($dir.$file,"r");
            if ($fp)
            {
                while (!feof($fp))
                {
                    $buf = fgets($fp, 4096);
                    if (substr($buf, 0, 2) <> '--')
                    {
                        $buf=preg_replace('/--(.+)*/','',$buf);
                        $buffer .= $buf;
                    }
                }
                fclose($fp);

                $buffer=trim($buffer);
                if ($conf->db->type == 'mysql' || $conf->db->type == 'mysqli')	// For Mysql 5.5+, we must replace type=innodb with ENGINE=innodb
                {
                    $buffer=preg_replace('/type=innodb/i','ENGINE=innodb',$buffer);
                }
                else if ($conf->db->type == 'mssql')
                {
                    $buffer=preg_replace('/type=innodb/i','',$buffer);
                    $buffer=preg_replace('/ENGINE=innodb/i','',$buffer);
                }

                // Replace the prefix tables
                if ($dolibarr_main_db_prefix != 'llx_')
                {
                	$buffer=preg_replace('/llx_/i',$dolibarr_main_db_prefix,$buffer);
                }

                //print "<tr><td>Creation de la table $name/td>";
                $requestnb++;

                dolibarr_install_syslog("step2: request: " . $buffer);
                $resql=$db->query($buffer,0,'dml');
                if ($resql)
                {
                    // print "<td>OK requete ==== $buffer</td></tr>";
                    $db->free($resql);
                }
                else
                {
                    if ($db->errno() == 'DB_ERROR_TABLE_ALREADY_EXISTS' ||
                    $db->errno() == 'DB_ERROR_TABLE_OR_KEY_ALREADY_EXISTS')
                    {
                        //print "<td>Deja existante</td></tr>";
                    }
                    else
                    {
                        print "<tr><td>".$langs->trans("CreateTableAndPrimaryKey",$name);
                        print "<br>\n".$langs->trans("Request").' '.$requestnb.' : '.$buffer.' <br>Executed query : '.$db->lastquery;
                        print "\n</td>";
                        print '<td><font class="error">'.$langs->trans("ErrorSQL")." ".$db->errno()." ".$db->error().'</font></td></tr>';
                        $error++;
                    }
                }
            }
            else
            {
                print "<tr><td>".$langs->trans("CreateTableAndPrimaryKey",$name);
                print "</td>";
                print '<td><font class="error">'.$langs->trans("Error").' Failed to open file '.$dir.$file.'</td></tr>';
                $error++;
                dolibarr_install_syslog("step2: failed to open file " . $dir . $file, LOG_ERR);
            }
        }

        if ($tablefound)
        {
            if ($error == 0)
            {
                print '<tr><td>';
                print $langs->trans("TablesAndPrimaryKeysCreation").'</td><td><img src="../theme/eldy/img/tick.png" alt="Ok"></td></tr>';
                $ok = 1;
            }
        }
        else
        {
            print '<tr><td>'.$langs->trans("ErrorFailedToFindSomeFiles",$dir).'</td><td><img src="../theme/eldy/img/error.png" alt="Error"></td></tr>';
            dolibarr_install_syslog("step2: failed to find files to create database in directory " . $dir, LOG_ERR);
        }
    }


    /***************************************************************************************
     *
     * Chargement fichiers tables/*.key.sql
     * A faire apres les fichiers *.sql
     *
     ***************************************************************************************/
    if ($ok && $createkeys)
    {
        // We always choose in mysql directory (Conversion is done by driver to translate SQL syntax)
        $dir = "mysql/tables/";

        $okkeys = 0;
        $handle=opendir($dir);
        dolibarr_install_syslog("step2: open keys directory " . $dir . " handle=" . $handle);
        $tablefound = 0;
        $tabledata=array();
        if (is_resource($handle))
        {
            while (($file = readdir($handle))!==false)
            {
                if (preg_match('/\.sql$/i',$file) && preg_match('/^llx_/i',$file) && preg_match('/\.key\.sql$/i',$file))
                {
                    $tablefound++;
                    $tabledata[]=$file;
                }
            }
            closedir($handle);
        }

        // Sort list of sql files on alphabetical order (load order is important)
        sort($tabledata);
        foreach($tabledata as $file)
        {
            $name = substr($file, 0, dol_strlen($file) - 4);
            //print "<tr><td>Creation de la table $name</td>";
            $buffer = '';
            $fp = fopen($dir.$file,"r");
            if ($fp)
            {
                while (!feof($fp))
                {
                    $buf = fgets($fp, 4096);

                    // Cas special de lignes autorisees pour certaines versions uniquement
                    if ($choix == 1 && preg_match('/^--\sV([0-9\.]+)/i',$buf,$reg))
                    {
                        $versioncommande=explode('.',$reg[1]);
                        //print var_dump($versioncommande);
                        //print var_dump($versionarray);
                        if (count($versioncommande) && count($versionarray)
                        && versioncompare($versioncommande,$versionarray) <= 0)
                        {
                            // Version qualified, delete SQL comments
                            $buf=preg_replace('/^--\sV([0-9\.]+)/i','',$buf);
                            //print "Ligne $i qualifiee par version: ".$buf.'<br>';
                        }
                    }
                    if ($choix == 2 && preg_match('/^--\sPOSTGRESQL\sV([0-9\.]+)/i',$buf,$reg))
                    {
                        $versioncommande=explode('.',$reg[1]);
                        //print var_dump($versioncommande);
                        //print var_dump($versionarray);
                        if (count($versioncommande) && count($versionarray)
                        && versioncompare($versioncommande,$versionarray) <= 0)
                        {
                            // Version qualified, delete SQL comments
                            $buf=preg_replace('/^--\sPOSTGRESQL\sV([0-9\.]+)/i','',$buf);
                            //print "Ligne $i qualifiee par version: ".$buf.'<br>';
                        }
                    }

                    // Ajout ligne si non commentaire
                    if (! preg_match('/^--/i',$buf)) $buffer .= $buf;
                }
                fclose($fp);

                // Si plusieurs requetes, on boucle sur chaque
                $listesql=explode(';',$buffer);
                foreach ($listesql as $req)
                {
                    $buffer=trim($req);
                    if ($buffer)
                    {
                    	// Replace the prefix tables
                    	if ($dolibarr_main_db_prefix != 'llx_')
                    	{
                    		$buffer=preg_replace('/llx_/i',$dolibarr_main_db_prefix,$buffer);
                    	}

                        //print "<tr><td>Creation des cles et index de la table $name: '$buffer'</td>";
                        $requestnb++;

                        dolibarr_install_syslog("step2: request: " . $buffer);
                        $resql=$db->query($buffer,0,'dml');
                        if ($resql)
                        {
                            //print "<td>OK requete ==== $buffer</td></tr>";
                            $db->free($resql);
                        }
                        else
                        {
                            if ($db->errno() == 'DB_ERROR_KEY_NAME_ALREADY_EXISTS' ||
                            $db->errno() == 'DB_ERROR_CANNOT_CREATE' ||
                            $db->errno() == 'DB_ERROR_PRIMARY_KEY_ALREADY_EXISTS' ||
                            $db->errno() == 'DB_ERROR_TABLE_OR_KEY_ALREADY_EXISTS' ||
                            preg_match('/duplicate key name/i',$db->error()))
                            {
                                //print "<td>Deja existante</td></tr>";
                                $key_exists = 1;
                            }
                            else
                            {
                                print "<tr><td>".$langs->trans("CreateOtherKeysForTable",$name);
                                print "<br>\n".$langs->trans("Request").' '.$requestnb.' : '.$db->lastqueryerror();
                                print "\n</td>";
                                print '<td><font class="error">'.$langs->trans("ErrorSQL")." ".$db->errno()." ".$db->error().'</font></td></tr>';
                                $error++;
                            }
                        }
                    }
                }
            }
            else
            {
                print "<tr><td>".$langs->trans("CreateOtherKeysForTable",$name);
                print "</td>";
                print '<td><font class="error">'.$langs->trans("Error")." Failed to open file ".$dir.$file."</font></td></tr>";
                $error++;
                dolibarr_install_syslog("step2: failed to open file " . $dir . $file, LOG_ERR);
            }
        }

        if ($tablefound && $error == 0)
        {
            print '<tr><td>';
            print $langs->trans("OtherKeysCreation").'</td><td><img src="../theme/eldy/img/tick.png" alt="Ok"></td></tr>';
            $okkeys = 1;
        }
    }


    /***************************************************************************************
     *
     * Chargement fichier functions.sql
     *
     ***************************************************************************************/
    if ($ok && $createfunctions)
    {
        // For this file, we use directory according to database type
        if ($choix==1) $dir = "mysql/functions/";
        elseif ($choix==2) $dir = "pgsql/functions/";
        elseif ($choix==3) $dir = "mssql/functions/";
		elseif ($choix==4) { $dir = "sqlite3/functions/"; }

        // Creation donnees
        $file = "functions.sql";
        if (file_exists($dir.$file))
        {
            $fp = fopen($dir.$file,"r");
            dolibarr_install_syslog("step2: open function file " . $dir . $file . " handle=" . $fp);
            if ($fp)
            {
                $buffer='';
                while (!feof($fp))
                {
                    $buf = fgets($fp, 4096);
                    if (substr($buf, 0, 2) <> '--')
                    {
                        $buffer .= $buf."§";
                    }
                }
                fclose($fp);
            }
            //$buffer=preg_replace('/;\';/',";'§",$buffer);

            // If several requests, we loop on each of them
            $listesql=explode('§',$buffer);
            foreach ($listesql as $buffer)
            {
                $buffer=trim($buffer);
                if ($buffer)
                {
                    dolibarr_install_syslog("step2: request: " . $buffer);
                    print "<!-- Insert line : ".$buffer."<br>-->\n";
                    $resql=$db->query($buffer,0,'dml');
                    if ($resql)
                    {
                        $ok = 1;
                        $db->free($resql);
                    }
                    else
                    {
                        if ($db->errno() == 'DB_ERROR_RECORD_ALREADY_EXISTS'
                        || $db->errno() == 'DB_ERROR_KEY_NAME_ALREADY_EXISTS')
                        {
                            //print "Insert line : ".$buffer."<br>\n";
                        }
                        else
                        {
                            $ok = 0;

                            print "<tr><td>".$langs->trans("FunctionsCreation");
                            print "<br>\n".$langs->trans("Request").' '.$requestnb.' : '.$buffer;
                            print "\n</td>";
                            print '<td><font class="error">'.$langs->trans("ErrorSQL")." ".$db->errno()." ".$db->error().'</font></td></tr>';
                            $error++;
                        }
                    }
                }
            }

            print "<tr><td>".$langs->trans("FunctionsCreation")."</td>";
            if ($ok)
            {
                print '<td><img src="../theme/eldy/img/tick.png" alt="Ok"></td></tr>';
            }
            else
            {
                print '<td><img src="../theme/eldy/img/error.png" alt="Error"></td></tr>';
                $ok = 1 ;
            }

        }
    }


    /***************************************************************************************
     *
     * Load files data/*.sql
     *
     ***************************************************************************************/
    if ($ok && $createdata)
    {
        // We always choose in mysql directory (Conversion is done by driver to translate SQL syntax)
        $dir = "mysql/data/";

        // Insert data
        $handle=opendir($dir);
        dolibarr_install_syslog("step2: open directory data " . $dir . " handle=" . $handle);
        $tablefound = 0;
        $tabledata=array();
        if (is_resource($handle))
        {
            while (($file = readdir($handle))!==false)
            {
                if (preg_match('/\.sql$/i',$file) && preg_match('/^llx_/i',$file))
                {
                    //print 'x'.$file.'-'.$createdata.'<br>';
                    if (is_numeric($createdata) || preg_match('/'.preg_quote($createdata).'/i',$file))
                    {
                        $tablefound++;
                        $tabledata[]=$file;
                    }
                }
            }
            closedir($handle);
        }

        // Sort list of data files on alphabetical order (load order is important)
        sort($tabledata);
        foreach($tabledata as $file)
        {
            $name = substr($file, 0, dol_strlen($file) - 4);
            $fp = fopen($dir.$file,"r");
            dolibarr_install_syslog("step2: open data file " . $dir . $file . " handle=" . $fp);
            if ($fp)
            {
                $arrayofrequests=array();
                $linefound=0;
                $linegroup=0;
                $sizeofgroup=1; // Grouping request to have 1 query for several requests does not works with mysql, so we use 1.

                // Load all requests
                while (!feof($fp))
                {
                    $buffer = fgets($fp, 4096);
                    $buffer = trim($buffer);
                    if ($buffer)
                    {
                        if (substr($buffer, 0, 2) == '--') continue;

                        if ($linefound && ($linefound % $sizeofgroup) == 0)
                        {
                            $linegroup++;
                        }
                        if (empty($arrayofrequests[$linegroup])) $arrayofrequests[$linegroup]=$buffer;
                        else $arrayofrequests[$linegroup].=" ".$buffer;

                        $linefound++;
                    }
                }
                fclose($fp);

                dolibarr_install_syslog("step2: found " . $linefound . " records, defined " . count($arrayofrequests) . " group(s).");

                $okallfile=1;
                $db->begin();

                // We loop on each requests of file
                foreach($arrayofrequests as $buffer)
                {
                	// Replace the prefix tables
                	if ($dolibarr_main_db_prefix != 'llx_')
                	{
                		$buffer=preg_replace('/llx_/i',$dolibarr_main_db_prefix,$buffer);
                	}

                    //dolibarr_install_syslog("step2: request: " . $buffer);
                    $resql=$db->query($buffer,1);
                    if ($resql)
                    {
                        //$db->free($resql);     // Not required as request we launch here does not return memory needs.
                    }
                    else
                    {
                        if ($db->lasterrno() == 'DB_ERROR_RECORD_ALREADY_EXISTS')
                        {
                            //print "<tr><td>Insertion ligne : $buffer</td><td>";
                        }
                        else
                        {
                            $ok = 0;
                            $okallfile = 0;
                            print '<font class="error">'.$langs->trans("ErrorSQL")." : ".$db->lasterrno()." - ".$db->lastqueryerror()." - ".$db->lasterror()."</font><br>";
                        }
                    }
                }

                if ($okallfile) $db->commit();
                else $db->rollback();
            }
        }

        print "<tr><td>".$langs->trans("ReferenceDataLoading")."</td>";
        if ($ok)
        {
            print '<td><img src="../theme/eldy/img/tick.png" alt="Ok"></td></tr>';
        }
        else
        {
            print '<td><img src="../theme/eldy/img/error.png" alt="Error"></td></tr>';
            $ok = 1;    // Data loading are not blocking errors
        }
    }
    print '</table>';
}
else
{
    print 'Parameter action=set not defined';
}

dolibarr_install_syslog("--- step2: end");

pFooter($ok?0:1,$setuplang);

if (isset($db) && is_object($db)) $db->close();
