<?php
/*
  This code is part of GOsa (https://gosa.gonicus.de)
  Copyright (C) 2003-2007 Cajus Pollmeier

  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

class dhcpSharedNetwork extends dhcpPlugin
{
  /* attribute list for save action */
  var $objectclasses= array('top', 'dhcpSharedNetwork');

  function dhcpSharedNetwork($parent,$attrs)
  {
    dhcpPlugin::dhcpPlugin($parent,$attrs);

    $this->advanced->setAutoStatements(array("server-identifier", "default-lease-time",
          "max-lease-time", "min-lease-time", "authoritative", "deny unknown-clients",
          "deny bootp", "deny booting", "allow unknown-clients",
          "allow bootp", "allow booting"));
  }


  function execute()
  {
    $smarty= get_smarty();

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

    /* Fill template */
    $smarty->assign ("cn", $this->cn);
    foreach (array("server-identifier", "default-lease-time", "max-lease-time", "min-lease-time") as $attr){
      $name = preg_replace('/-/', '_', $attr);
      $smarty->assign($name, $this->statements->get($attr));
    }
    if ($this->statements->exists("authoritative")){
      $smarty->assign("authoritative", "checked");
    } else {
      $smarty->assign("authoritative", "");
    }

    $allow = $this->statements->get("allow"); 
    if(!is_array($allow)) $allow=array($allow);
    foreach(array(
          "unknown-clients" => "allow_unknown_state",
          "bootp" => "allow_bootp_state",
          "booting" => "allow_booting_state") as $state => $target){
      if(in_array($state,$allow)){
        $smarty->assign($target,"checked");
      }else{
        $smarty->assign($target,"");
      }
    }
 
    /* Show main page */
    $display= $smarty->fetch(get_template_path('dhcp_sharedNetwork.tpl', TRUE,dirname(__FILE__))).$this->network->execute();

    /* Remove states configured by checkboxes. 
     */
    foreach(array("deny unknown-clients",
          "deny bootp", "deny booting", "allow unknown-clients",
          "allow bootp", "allow booting") as $name){
      if($this->statements->exists($name)){
        $this->statements->remove($name);
      }
    }

    $display.= $this->advanced->execute();

    /* Add footer */
    $display.= "<div style='width:100%;text-align:right;margin-top:5px;'>";
    if(preg_match("/w/",$this->parent->getacl(""))){
        $display.=   "<input type=submit name='save_dhcp' value='".msgPool::saveButton()."'>&nbsp;";
    }
    $display.=   "<input type=submit name='cancel_dhcp' value='".msgPool::cancelButton()."'>";
    $display.= "</div>";

    return ($display);
  }


  function remove_from_parent()
  {
  }


  /* Save data to object */
  function save_object()
  {
	/* Check permissions, don't touch anything if we do not have write permissions 
     */
    if (!preg_match("/w/",$this->parent->getacl(""))){
      dhcpPlugin::save_object();
	}elseif(isset($_POST['cn'])){

      $this->cn= validate(get_post('cn'));
      dhcpPlugin::save_object();

      foreach (array("server-identifier", "default-lease-time",
            "max-lease-time", "min-lease-time") as $attr){
        if (isset($_POST[$attr]) && $_POST[$attr] != ""){
          $this->statements->set($attr,get_post($attr));
        } else {
          $this->statements->removeAll($attr);
        }
      }

      if (isset($_POST["authoritative"])){
        $this->statements->set("authoritative", "");
      } else {
        $this->statements->removeAll("authoritative");
      }

      $this->statements->removeAll("deny");
      $this->statements->removeAll("allow");
      foreach(array("unknown-clients", "bootp", "booting") as $name){
        if (isset($_POST[$name])){
          $this->statements->add("allow",$name);
        } else {
          $this->statements->add("deny",$name);
        }
      }
    }
  }


  /* Check values */
  function check()
  {
    $message= array();

	$cache = $this->parent->dhcpObjectCache;

    /* All required fields are set? */
    if ($this->cn == ""){
      $message[]= msgPool::required(_("Name"));
    }

    /* Check lease times */
    foreach (array("default-lease-time" => _("Default lease time"),
          "max-lease-time" => _("Max. lease time"),
          "min-lease-time" => _("Min. lease time")) as $key => $val){
      if ($this->statements->exists($key) && $this->statements->get($key) != "" && 
          !tests::is_id($this->statements->get($key))){
        $message[]= msgPool::invalid($val,$this->statements->get($key),"/[0-9]/");
      }
    }

    /* cn already used? */
    if ($this->orig_cn != $this->cn || $this->new){

      foreach($cache as $dn => $dummy){
        if (preg_match("/^cn=".$this->cn.",/", $dn) && count($dummy)){
          $message[]= msgPool::duplicated(_("Name"));
          break;
        }
      }
    }

    /* Check external plugins */
    $net= $this->network->check();
    $adv= $this->advanced->check();
    $message= array_merge($message, $net, $adv);

    return $message;
  }


  /* Save to LDAP */
  function save()
  {
    dhcpPlugin::save();

    return ($this->attrs);
  }

}

// vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
?>
