<?php
/* Copyright (C) 2002-2005 Rodolphe Quiedeville <rodolphe@quiedeville.org>
 * Copyright (C) 2002-2003 Jean-Louis Bergamo   <jlb@j1b.org>
 * Copyright (C) 2004-2010 Laurent Destailleur  <eldy@users.sourceforge.net>
 * Copyright (C) 2004      Eric Seigne          <eric.seigne@ryxeo.com>
 * Copyright (C) 2005-2011 Regis Houssin        <regis@dolibarr.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 2 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/user/perms.php
 *       \brief      Onglet user et permissions de la fiche utilisateur
 *       \version    $Id: perms.php,v 1.57 2011/08/01 13:15:54 hregis Exp $
 */

require("../main.inc.php");
require_once(DOL_DOCUMENT_ROOT."/lib/usergroups.lib.php");

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

$module=isset($_GET["module"])?$_GET["module"]:$_POST["module"];

if (! isset($_GET["id"]) || empty($_GET["id"])) accessforbidden();

// Defini si peux lire les permissions
$canreaduser=($user->admin || $user->rights->user->user->lire);
// Defini si peux modifier les autres utilisateurs et leurs permisssions
$caneditperms=($user->admin || $user->rights->user->user->creer);
// Advanced permissions
if (! empty($conf->global->MAIN_USE_ADVANCED_PERMS))
{
	$canreaduser=($user->admin || ($user->rights->user->user->lire && $user->rights->user->user_advance->readperms));
	$caneditselfperms=($user->id == $_GET["id"] && $user->rights->user->self_advance->writeperms);
	$caneditperms = '('.$caneditperms.' || '.$caneditselfperms.')';
}

// Security check
$socid=0;
if ($user->societe_id > 0) $socid = $user->societe_id;
$feature2 = (($socid && $user->rights->user->self->creer)?'':'user');
if ($user->id == $_GET["id"])	// A user can always read its own card
{
	$feature2='';
	$canreaduser=1;
}
$result = restrictedArea($user, 'user', $_GET["id"], '', $feature2);
if ($user->id <> $_REQUEST["id"] && ! $canreaduser) accessforbidden();


/**
 * Actions
 */
if ($_GET["action"] == 'addrights' && $caneditperms)
{
    $edituser = new User($db);
	$edituser->fetch($_GET["id"]);
    $edituser->addrights($_GET["rights"],$module);

	// Si on a touche a ses propres droits, on recharge
	if ($_GET["id"] == $user->id)
	{
		$user->clearrights();
		$user->getrights();
	}
}

if ($_GET["action"] == 'delrights' && $caneditperms)
{
    $edituser = new User($db);
	$edituser->fetch($_GET["id"]);
    $edituser->delrights($_GET["rights"],$module);

	// Si on a touche a ses propres droits, on recharge
	if ($_GET["id"] == $user->id)
	{
		$user->clearrights();
		$user->getrights();
	}
}


/* ************************************************************************** */
/*                                                                            */
/* Visu et edition                                                            */
/*                                                                            */
/* ************************************************************************** */

llxHeader('',$langs->trans("Permissions"));

$form=new Form($db);

$fuser = new User($db);
$fuser->fetch($_GET["id"]);
$fuser->getrights();

/*
 * Affichage onglets
 */
$head = user_prepare_head($fuser);

$title = $langs->trans("User");
dol_fiche_head($head, 'rights', $title, 0, 'user');


$db->begin();

// Search all modules with permission and reload permissions def.
$modules = array();
$modulesdir = array();

foreach ($conf->file->dol_document_root as $type => $dirroot)
{
	$modulesdir[] = $dirroot . "/includes/modules/";
	
	if ($type == 'alt')
	{	
		$handle=@opendir($dirroot);
		if (is_resource($handle))
		{
			while (($file = readdir($handle))!==false)
			{
			    if (is_dir($dirroot.'/'.$file) && substr($file, 0, 1) <> '.' && substr($file, 0, 3) <> 'CVS' && $file != 'includes')
			    {
			    	if (is_dir($dirroot . '/' . $file . '/includes/modules/'))
			    	{
			    		$modulesdir[] = $dirroot . '/' . $file . '/includes/modules/';
			    	}
			    }
			}
			closedir($handle);
		}
	}
}

foreach($modulesdir as $dir)
{
	$handle=opendir($dir);
    if (is_resource($handle))
    {
    	while (($file = readdir($handle))!==false)
    	{
    	    if (is_readable($dir.$file) && substr($file, 0, 3) == 'mod'  && substr($file, dol_strlen($file) - 10) == '.class.php')
    	    {
    	        $modName = substr($file, 0, dol_strlen($file) - 10);

    	        if ($modName)
    	        {
    	            include_once($dir.$file);
    	            $objMod = new $modName($db);
    	            // Load all lang files of module
    	            if (isset($objMod->langfiles) && is_array($objMod->langfiles))
    	            {
    	            	foreach($objMod->langfiles as $domain)
    	            	{
    	            		$langs->load($domain);
    	            	}
    	            }
    	            // Load all permissions
    	            if ($objMod->rights_class) {

    	                $ret=$objMod->insert_permissions(0);

    	                $modules[$objMod->rights_class]=$objMod;
    	                //print "modules[".$objMod->rights_class."]=$objMod;";
    	            }
    	        }
    	    }
    	}
    }
}

$db->commit();

// Lecture des droits utilisateurs
$permsuser = array();

$sql = "SELECT r.id, r.libelle, r.module";
$sql.= " FROM ".MAIN_DB_PREFIX."rights_def as r,";
$sql.= " ".MAIN_DB_PREFIX."user_rights as ur";
$sql.= " WHERE ur.fk_id = r.id";
$sql.= " AND r.entity = ".$conf->entity;
$sql.= " AND ur.fk_user = ".$fuser->id;

$result=$db->query($sql);
if ($result)
{
    $num = $db->num_rows($result);
    $i = 0;
    while ($i < $num)
    {
        $obj = $db->fetch_object($result);
        array_push($permsuser,$obj->id);
        $i++;
    }
    $db->free($result);
}
else
{
    dol_print_error($db);
}

// Lecture des droits groupes
$permsgroup = array();

$sql = "SELECT r.id, r.libelle, r.module";
$sql.= " FROM ".MAIN_DB_PREFIX."rights_def as r,";
$sql.= " ".MAIN_DB_PREFIX."usergroup_rights as gr,";
$sql.= " ".MAIN_DB_PREFIX."usergroup_user as gu";
$sql.= " WHERE gr.fk_id = r.id";
$sql.= " AND r.entity = ".$conf->entity;
$sql.= " AND gu.entity IN (0,".$conf->entity.")";
$sql.= " AND gr.fk_usergroup = gu.fk_usergroup";
$sql.= " AND gu.fk_user = ".$fuser->id;

$result=$db->query($sql);
if ($result)
{
    $num = $db->num_rows($result);
    $i = 0;
    while ($i < $num)
    {
        $obj = $db->fetch_object($result);
        array_push($permsgroup,$obj->id);
        $i++;
    }
    $db->free($result);
}
else
{
    dol_print_error($db);
}


/*
 * Ecran ajout/suppression permission
 */

print '<table class="border" width="100%">';

// Ref
print '<tr><td width="25%" valign="top">'.$langs->trans("Ref").'</td>';
print '<td>';
print $form->showrefnav($fuser,'id','',$user->rights->user->user->lire || $user->admin);
print '</td>';
print '</tr>'."\n";

// Nom
print '<tr><td width="25%" valign="top">'.$langs->trans("Lastname").'</td>';
print '<td>'.$fuser->nom.'</td>';
print '</tr>'."\n";

// Prenom
print '<tr><td width="25%" valign="top">'.$langs->trans("Firstname").'</td>';
print '<td>'.$fuser->prenom.'</td>';
print '</tr>'."\n";

print '</table><br>';

if ($user->admin) print info_admin($langs->trans("WarningOnlyPermissionOfActivatedModules"));

print "\n";
print '<table width="100%" class="noborder">';
print '<tr class="liste_titre">';
print '<td>'.$langs->trans("Module").'</td>';
if ($caneditperms) print '<td>&nbsp</td>';
print '<td align="center" width="24">&nbsp;</td>';
print '<td>'.$langs->trans("Permissions").'</td>';
print '</tr>'."\n";

//print "xx".$conf->global->MAIN_USE_ADVANCED_PERMS;
$sql = "SELECT r.id, r.libelle, r.module";
$sql.= " FROM ".MAIN_DB_PREFIX."rights_def as r";
$sql.= " WHERE r.libelle NOT LIKE 'tou%'";    // On ignore droits "tous"
$sql.= " AND r.entity = ".$conf->entity;
if (empty($conf->global->MAIN_USE_ADVANCED_PERMS)) $sql.= " AND r.perms NOT LIKE '%_advance'";  // Hide advanced perms if option is disable
$sql.= " ORDER BY r.module, r.id";

$result=$db->query($sql);
if ($result)
{
    $num = $db->num_rows($result);
    $i = 0;
    $var = True;
    while ($i < $num)
    {
        $obj = $db->fetch_object($result);

        // Si la ligne correspond a un module qui n'existe plus (absent de includes/module), on l'ignore
        if (! $modules[$obj->module])
        {
            $i++;
            continue;
        }

        if ($oldmod <> $obj->module)
        {
            $oldmod = $obj->module;
            $var = !$var;

            // Rupture detectee, on recupere objMod
            $objMod=$modules[$obj->module];
            $picto=($objMod->picto?$objMod->picto:'generic');

            if ($caneditperms && (! $objMod->rights_admin_allowed || ! $fuser->admin))
            {
                // On affiche ligne pour modifier droits
                print '<tr '. $bc[$var].'>';
                print '<td nowrap="nowrap">'.img_object('',$picto).' '.$objMod->getName();
                print '<a name="'.$objMod->getName().'">&nbsp;</a></td>';
                print '<td align="center" nowrap="nowrap">';
                print '<a title="'.dol_escape_htmltag($langs->trans("All")).'" alt="'.dol_escape_htmltag($langs->trans("All")).'" href="perms.php?id='.$fuser->id.'&amp;action=addrights&amp;module='.$obj->module.'#'.$objMod->getName().'">'.$langs->trans("All")."</a>";
                print '/';
                print '<a title="'.dol_escape_htmltag($langs->trans("None")).'" alt="'.dol_escape_htmltag($langs->trans("None")).'" href="perms.php?id='.$fuser->id.'&amp;action=delrights&amp;module='.$obj->module.'#'.$objMod->getName().'">'.$langs->trans("None")."</a>";
                print '</td>';
                print '<td colspan="2">&nbsp;</td>';
                print '</tr>'."\n";
            }
        }

        print '<tr '. $bc[$var].'>';

        // Picto and label of permission
        print '<td>'.img_object('',$picto).' '.$objMod->getName();
        print '</td>';

        // Permission and tick
        if ($fuser->admin && $objMod->rights_admin_allowed)
        {
            // Permission own because admin
            if ($caneditperms)
            {
                print '<td align="center">'.img_picto($langs->trans("Administrator"),'star').'</td>';
            }
            print '<td align="center" nowrap="nowrap">';
            print img_tick();
            print '</td>';
        }
        else if (in_array($obj->id, $permsuser))
        {
            // Permission own by user
            if ($caneditperms)
            {
                print '<td align="center"><a href="perms.php?id='.$fuser->id.'&amp;action=delrights&amp;rights='.$obj->id.'#'.$objMod->getName().'">'.img_edit_remove($langs->trans("Remove")).'</a></td>';
            }
            print '<td align="center" nowrap="nowrap">';
            print img_tick();
            print '</td>';
        }
        else if (in_array($obj->id, $permsgroup)) {
            // Permission own by group
            if ($caneditperms)
            {
                print '<td align="center">';
				print $form->textwithtooltip($langs->trans("Inherited"),$langs->trans("PermissionInheritedFromAGroup"));
				//print '<a href="'.DOL_URL_ROOT.'/user/fiche.php?id='.$fuser->id.'" title="'.$langs->trans("PermissionInheritedFromAGroup").'">';
				print '</td>';
            }
            print '<td align="center" nowrap="nowrap">';
            print img_tick();
            print '</td>';
        }
        else
        {
            // Do not own permission
            if ($caneditperms)
            {
                print '<td align="center"><a href="perms.php?id='.$fuser->id.'&amp;action=addrights&amp;rights='.$obj->id.'#'.$objMod->getName().'">'.img_edit_add($langs->trans("Add")).'</a></td>';
            }
            print '<td>&nbsp</td>';
        }

        $perm_libelle=($conf->global->MAIN_USE_ADVANCED_PERMS && ($langs->trans("PermissionAdvanced".$obj->id)!=("PermissionAdvanced".$obj->id))?$langs->trans("PermissionAdvanced".$obj->id):(($langs->trans("Permission".$obj->id)!=("Permission".$obj->id))?$langs->trans("Permission".$obj->id):$obj->libelle));
        print '<td>'.$perm_libelle. '</td>';

        print '</tr>'."\n";

        $i++;
    }
}
print '</table>';

$db->close();

llxFooter('$Date: 2011/08/01 13:15:54 $ - $Revision: 1.57 $');
?>