<?php
/*
  This code is part of FusionDirectory (http://www.fusiondirectory.org/)
  Copyright (C) 2003-2010  Cajus Pollmeier
  Copyright (C) 2011-2015  FusionDirectory

  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, write to the Free Software
  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
*/


class dhcpAdvanced extends plugin
{
  /* Used attributes */
  var $options= null;
  var $statements= null;
  var $show_advanced= FALSE;
  var $autoStatements= array();
  var $autoOptions= array();

  /* attribute list for save action */
  var $attributes= array();
  var $objectclasses= array();
  var $parent;

  function dhcpAdvanced()
  {
    /* This is always an account */
    $this->is_account= TRUE;
    $this->setAutoStatements();
    $this->setAutoOptions();
  }

  function execute()
  {
  $acl_writeable = preg_match("/w/",$this->parent->getacl(""));

    /* Check for interaction */
    if ($acl_writeable && isset($_POST['add_statement']) && $_POST['addstatement'] != ""){
      $key= preg_replace('/^([a-z0-9-]+)\s(.*)$/', '\\1', get_post('addstatement'));
      $val= preg_replace("/^$key\s*/", '', get_post('addstatement'));
      $this->statements->add($key,$val);
    }
    if ($acl_writeable && isset($_POST['delete_statement']) && isset($_POST['dhcpstatements'])){
      $name = preg_replace('/_[0-9]*$/', '', get_post('dhcpstatements'));
      $key  = preg_replace('/^.*_/', '', get_post('dhcpstatements'));
      if (in_array($name, $this->autoStatements)){
        msg_dialog::display(_("Error"), _("Cannot delete automatic statements!"), ERROR_DIALOG);
      } else {
        $this->statements->remove($name,$key);
      }
    }
    if ($acl_writeable && isset($_POST['add_option']) && $_POST['addoption'] != ""){
      $key= preg_replace('/^([a-z0-9-]+)\s(.*)$/', '\\1', get_post('addoption'));
      $val= preg_replace("/^$key\s*/", '', get_post('addoption'));
      $this->options->add($key,$val);
    }
    if ($acl_writeable && isset($_POST['delete_option']) && isset($_POST['dhcpoptions'])){
      $name = preg_replace('/_[0-9]*$/', '', get_post('dhcpoptions'));
      $key  = preg_replace('/^.*_/', '', get_post('dhcpoptions'));
      if (in_array($name, $this->autoOptions)){
        msg_dialog::display(_("Error"), _("Cannot delete automatic statements!"), ERROR_DIALOG);
      } else {
        $this->options->remove($name,$key);
      }
    }

    $smarty= get_smarty();

    /* Assign ACLs */
    $smarty->assign("acl",$this->parent->getacl(""));

    /* Assign statements  */
    $statements= array();
    foreach ($this->statements->getAll() as $key => $val){
      if (in_array($key, $this->autoStatements)){
        foreach($val as $id => $entry){
          $statements[$key."_".$id]= "$key $entry ["._("automatic")."]";
        }
      } else {
        foreach($val as $id => $entry){
          $statements[$key."_".$id]= "$key $entry";
        }
      }
    }
    $smarty->assign("dhcpstatements", $statements);

    /* Assign options  */
    $options= array();
    foreach ($this->options->getAll() as $key => $val){
      if (in_array($key, $this->autoOptions)){
        foreach($val as $id => $entry){
          $options[$key."_".$id]= "$key $entry ["._("automatic")."]";
        }
      } else {
        foreach($val as $id => $entry){
          $options[$key."_".$id]= "$key $entry";
        }
      }
    }
    $smarty->assign("dhcpoptions", $options);

    /* Show main page */
    $smarty->assign("show_advanced", $this->show_advanced);
    return ($smarty->fetch (get_template_path('dhcp_advanced.tpl', TRUE,dirname(__FILE__))));
  }

  function remove_from_parent()
  {
  }


  /* Save data to object */
  function save_object()
  {
    if (isset($_POST['show_advanced'])){
      $this->show_advanced= TRUE;
    }
    if (isset($_POST['hide_advanced'])){
      $this->show_advanced= FALSE;
    }
  }


  /* Check values */
  function check()
  {
    /* Nothing to check here */
    $message= array();
    return $message;
  }


  /* Save to LDAP */
  function save()
  {
  }


  function setAutoOptions($addopt= array())
  {
    $options= array("routers", "domain-name", "domain-name-servers", "subnet-mask", "broadcast-address");
    $this->autoOptions= array_merge($options, $addopt);
  }


  function setAutoStatements($addstat= array())
  {
    $statements= array("filename", "next-server", "get-lease-hostnames", "use-host-decl-names");
    $this->autoStatements= array_merge($statements, $addstat);
  }

}

?>
