<?php

class addressbook extends plugin
{
	/* Definitions */
	var $plHeadline   = "Addressbook";
	var $plDescription= "This does something";

  /* Generic */
  var $ui;  

	/* Phonelist attributes */
	var $telephone_list   = array();
	var $new_dn           = "";
	var $orig_cn          = "";
	var $storage_base     = "";
	var $orig_storage_base= "";

  /* Filter attributes */
	var $start            = 0;
	var $search_for       = "*";
	var $search_base      = "";
	var $search_type      = "";
	var $range            = 20;

  /* Currently edited/added entry attributes */
	var $sn                       = "";
	var $cn                       = "";
	var $givenName                = "";
	var $mail                     = "";
	var $title                    = "";
	var $personalTitle            = "";
	var $initials                 = "";
	var $homePostalAddress        = "";
	var $homePhone                = "";
	var $mobile                   = "";
	var $o                        = "";
	var $postalAddress            = "";
	var $l                        = "";
	var $postalCode               = "";
	var $st                       = "";
	var $ou                       = "";
	var $telephoneNumber          = "";
	var $facsimileTelephoneNumber = "";
	var $pager                    = "";
  var $view_logged              = FALSE;

	/* attribute list for save action */
	var $attributes= array("sn", "givenName", "mail", "title",
			"initials", "homePostalAddress", "displayName",
			"homePhone", "mobile", "o", "postalAddress", "l",
			"postalCode", "st", "ou", "telephoneNumber",
			"facsimileTelephoneNumber", "pager");

	var $objectclasses= array("top", "person", "organizationalPerson", "inetOrgPerson");

	var $abobjectclass= "dc=addressbook";

  function addressbook (&$config, $dn= NULL)
  {
    /* Include config object */
    $this->config= &$config;

    /* Check if there is a special ldap-sub-tree specified, instead of dc=addressbook, */
    $aoc = $this->config->search("addressbook", "LDAP_OBJECT_CLASS",array('menu'));
    if ($aoc != ""){
      $this->abobjectclass  = $aoc;
    }

    /* Get global filter config */
    if (!session::is_set("phonefilter")){
      $ui         = get_userinfo();
      $base       = get_base_from_people($ui->dn);
      $phonefilter= array(
          "search_base"       => $base,
          "organizational"    => "checked",
          "global"            => "checked",
          "search_for"        => "*",
          "object_type"       => "*");
      session::set("phonefilter", $phonefilter);
    }
     
    $this->ui = get_userinfo();
  }

  function execute()
  {
    /* Call parent execute */
    plugin::execute();

    $smarty= get_smarty();

    /* Prevent empty variables for smarty */
    foreach($this->attributes as $atr) {
      $smarty->assign($atr,"");
    }

    /* Save formular information */
    $phonefilter= session::get("phonefilter");
    foreach( array("search_for", "search_base", "object_type") as $type){
      if (isset($_POST[$type])){
        $phonefilter[$type]= $_POST[$type];
      }
      $this->$type= $phonefilter[$type];
    }
    if (isset($_POST['search_base'])){
      foreach( array("organizational", "global") as $type){
        if (isset($_POST[$type])){
          $phonefilter[$type]= "checked";
        } else {
          $phonefilter[$type]= "";
        }
      }
    }

    /* Search string */
    $s= $phonefilter['search_for'];
    if ($s == "") {
      $s= "*";
    }
    if (isset($_GET['search'])){
      $s= validate(mb_substr($_GET['search'], 0, 1, "UTF8"))."*";
      if ($s == "**"){
        $s= "*";
      }
      $this->search_for= $s;
      $phonefilter['search_for']= $s;
    }
    session::set("phonefilter", $phonefilter);

    /* Assign create acl */
    $acl = $this->get_entry_acls($this->abobjectclass.",".$phonefilter['search_base']);
    $smarty->assign("internal_createable", preg_match("/c/",$acl));
    $smarty->assign("internal_removeable", preg_match("/d/",$acl));
    $smarty->assign("internal_editable",   preg_match("/w/",$acl));

    /* Perform actions with CTI hook */
    if (isset($_GET['target'])
        && isset($_GET['dial'])
        && isset($this->config->current['CTIHOOK'])){

      $dialmode= $_GET['dial'];
      if ($dialmode == "telephoneNumber" ||
          $dialmode == "mobile" ||
          $dialmode == "homePhone"){

        /* Get target */
        $ldap= $this->config->get_ldap_link();
        $ldap->cat(base64_decode($_GET['target']), array('telephoneNumber', 'mobile', 'homePhone'));
        $attrs= $ldap->fetch();
        if (isset($attrs["$dialmode"])){
          $target= $attrs[$dialmode][0];
        } else {
          $target= "";
        }

        /* Get source */
        $ui= get_userinfo();
        $ldap->cat($ui->dn, array('telephoneNumber'));
        $attrs= $ldap->fetch();
        if (isset($attrs["telephoneNumber"])){
          $source= $attrs['telephoneNumber'][0];
        } else {
          $source= "";
        }

        /* Save to session */
        session::set('source',$source);
        session::set('target',$target);

        /* Perform call */
        if ($target != "" && $source != ""){
          $smarty->assign("phone_image", get_template_path('images/phone.png'));
          $smarty->assign("dial_info", sprintf(_("Dial from %s to %s now?"), "<b style='font-size:22px; color:red'>".$source."</b>", "<b style='font-size:22px;color:red'>".$target."</b>"));
          return($smarty->fetch(get_template_path('dial.tpl', TRUE)));
          return;
        } else {
      	  msg_dialog::display(_("Error"), _("You need to set your personal phone number in order to perform direct dials."), ERROR_DIALOG);
        }
      }

    }

    /* Finally dial */
    if (isset($_POST['dial']) && session::is_set('source') && session::is_set('target')){
      exec ($this->config->current['CTIHOOK']." '".session::get('source')."' '".session::get('target')."'", $dummy, $retval);
      session::un_set('source');
      session::un_set('target');
    }


    /* Delete entry? */
    if (isset($_POST['delete_entry_confirm'])){

      /* Some nice guy may send this as POST, so we've to check
         for the permissions again. */
      
      $acl = $this->get_entry_acls($this->dn);
      if(preg_match("/d/",$acl)){

        /* Delete request is permitted, perform LDAP action */
        $ldap= $this->config->get_ldap_link();
        $ldap->rmdir ($this->dn);
        new log("remove","addressbook/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
        if (!$ldap->success()){
          msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dn, LDAP_DEL, get_class()));
        }
        new log("remove","addressbook/".get_class($this),$this->dn,array(),"Addressbook object'".$this->dn."' has been removed");
  
      } else {

        /* Normally this shouldn't be reached, send some extra
           logs to notify the administrator */
	      msg_dialog::permDelete($this->dn);
        new log("remove","addressbook/".get_class($this),$this->dn,array(),"Warning: '".$this->ui->uid."' tried to trick address book deletion.");
      }

      /* Remove lock file after successfull deletion */
      del_lock ($this->dn);

      /* Clean up */
      if (session::is_set('saved_start')){
        $_GET['start']= session::get('saved_start');
      }
      session::un_set('show_info');
      session::un_set('saved_start');
    }


    /* Delete entry? */
    if (isset($_POST['delete_cancel'])){
      del_lock ($this->dn);
    }


    /* Save address entry? */
    if (isset($_POST['save'])){
      $this->save_object();
      $this->storage_base= $_POST['storage_base'];

      /* Perform checks */
      $message= $this->check ();

      /* No errors, save object */
      if (count ($message) == 0){
        $this->save();

        /* Clean up */
        if (session::is_set('saved_start')){
          $_GET['start']= session::get('saved_start');
        }
        session::set('show_info',$this->dn);
        session::un_set('saved_start');
      } else {
        /* Errors found, show message */
        msg_dialog::displayChecks($message);
      }
    }


    /* Close info window */
    if (isset($_GET['close']) || isset($_POST['cancel'])){
      if (session::is_set('saved_start')){
        $_GET['start']= session::get('saved_start');
      }
      session::un_set('show_info');
      session::un_set('saved_start');
    }


    /* Start address book edit mode? */
    if (isset($_GET['global'])){
      if (!session::is_set('saved_start') && isset($_GET['start'])){
        session::set('saved_start',$_GET['start']);
      }
      switch ($_GET['global']){
        case "add":
          $this->dn= "new";
        $this->orig_cn= "";

        /* Clean values */
        foreach ($this->attributes as $name){
          $this->$name= "";
        }
        $this->saved_attributes= array();
        $this->storage_base= $this->config->current["BASE"];
        break;

        case "edit":
          /* Clean values */
          foreach ($this->attributes as $name){
            $this->$name= "";
          }
        $this->dn= session::get('show_info'); 
        $this->load();
        $this->orig_cn= $this->cn;
        break;
        case "remove":
          $this->dn= session::get('show_info'); 
        $this->load();

        /* Load permissions for selected 'dn' and check if
           we're allowed to remove this 'dn' */
        $acl = $this->get_entry_acls($this->dn);
        if(preg_match("/d/",$acl)){

          /* Check locking, save current plugin in 'back_plugin', so
             the dialog knows where to return. */
          if (($user= get_lock($this->dn)) != ""){
            return(gen_locked_message ($user, $this->dn));
          }

          /* Lock the current entry, so nobody will edit it during deletion */
          $ui= get_userinfo();
          add_lock ($this->dn, $ui->dn);
          $smarty->assign("info", msgPool::deleteInfo($this->dn));
          return($smarty->fetch(get_template_path('remove.tpl', TRUE)));
        } else {

          /* Obviously the user isn't allowed to delete. Show message and
             clean session. */
	        msg_dialog::permDelete($this->dn);
        }
      }
      session::set('show_info',"ADD");
    }


    /* Open info window */
    if (isset($_GET['show'])){
      if (!session::is_set('saved_start')){
        session::set('saved_start',$_GET['start']);
      }
      $this->dn = base64_decode($_GET['show']);
      $this->view_logged =FALSE;
      if(!$this->view_logged){
        $this->view_logged = TRUE;
        new log("view","addressbook/".get_class($this),$this->dn);
      }
      session::set('show_info',base64_decode($_GET['show']));
    }


    /* Get ldap link / build filter */
    $ldap= $this->config->get_ldap_link();
    $this->telephone_list= array ();


    /* Assemble bases 
        (Depending on checkboxes, we search for organisational entries or seperated 
        adressbook entries within dc=adressbook, ) */
    $bases= array();
    $filter= "";
    if ($phonefilter['global'] == "checked"){
      $bases[]= preg_replace("/".$this->config->current['BASE']."/", $this->abobjectclass.",".$this->config->current['BASE'], $this->search_base);
    } else {
      $filter= '(objectClass=gosaAccount)';
    }
    if ($phonefilter['organizational'] == "checked"){
      $bases[]= $this->search_base;
    }


    /* Only display those entries that have at least on of this attributes set */
    $must_have_this = array("telephoneNumber","facsimileTelephoneNumber","mobile","homePhone","mail");

    /* Requested attributes in ldap search */
    $attributes = array("sn", "givenName", "telephoneNumber", "facsimileTelephoneNumber", "mobile", "homePhone", "uid", "mail", "cn");

    /* Create attribute filter part */
    $attribute_filter = "";
    foreach($attributes as $att){
      $attribute_filter .= "(".$att."=".$s.")";
    }

    /* Walk through bases an check for usable entries */
    foreach ($bases as $base){

      $ldap->cd ($base);

      if ($phonefilter['object_type'] == '*'){
        $ldap->search (
            "(&(objectClass=person)$filter(!(objectClass=gosaUserTemplate))".   // Skip templates etc ..
            "(!(uid=*$))".                                                      // Skip entries with ...$ as uid 
            "(|".$attribute_filter."))"                                         
          ,$attributes); 
      } else {
        $ldap->search ("(&$filter(!(uid=*$))(!(objectClass=gosaUserTemplate))".                     //array
            "(".$phonefilter['object_type']."=$s))", $attributes);
      }

      /* Walk through LDAP results */
      while ($attrs= $ldap->fetch()){

        /* prevent empty vaiables */
        foreach($this->attributes as $atr)          {
          if(!isset($attrs[$atr][0])) {
            $attrs[$atr][0] = "";
          }
        }

        /* Check if page number was posted */
        if(!isset($_GET['start'])) {
          $_GET['start']="";
        }

        /* Check if at least one attribute is specified */
        $skip = false;

        foreach($must_have_this as $attr)      {
          if(isset($attrs[$attr][0]) && !empty($attrs[$attr][0])){
            $skip =false;
            break;
          }
        }

        /* Skip all attributes that we are not allowed to read */
        $any = false;
        foreach($attributes as $attr){
    
          $acls = $this->get_entry_acls($attrs['dn'],$attr);  
          if(!preg_match("/r/",$acls)){
            $attrs[$attr][0] = "";
          }else{
            $any = true;
          }
        }
 
        /* Only show lines that have set any mail or phone informations */
        if(!$skip && $any){      
  
          $this->telephone_list[$attrs['sn'][0].$attrs['dn']]=

            "<td class=\"phonelist\" title=\"".$attrs['sn'][0].", ".$attrs['givenName'][0].
              "\"onClick='location.href=\"main.php?plug=".validate($_GET['plug']).
                          "&amp;start=".validate($_GET['start']).
                          "&amp;show=".urlencode(base64_encode($attrs['dn']))."\"'>
              <a style='vertical-align:middle;' href=\"main.php?plug=".validate($_GET['plug']).
                          "&amp;start=".validate($_GET['start']).
                          "&amp;show=".urlencode(base64_encode($attrs['dn']))."\">".
               $attrs['sn'][0].", ".$attrs['givenName'][0].
            "</a>
            &nbsp;</td>
            <td class=\"phonelist\" title=\""._("Dial")." ".$attrs['telephoneNumber'][0]."\">
            <a style='vertical-align:middle;' href=\"main.php?plug=".validate($_GET['plug'])."&amp;dial=telephoneNumber&amp;start=".validate($_GET['start'])."&amp;target=".base64_encode($attrs['dn'])."\">".$attrs['telephoneNumber'][0]."
            </a>
            &nbsp;</td>
            <td class=\"phonelist\" title=\"".$attrs['facsimileTelephoneNumber'][0]."\">
            ".$attrs['facsimileTelephoneNumber'][0]."
            &nbsp;</td>
            <td class=\"phonelist\" title=\""._("Dial")." ".$attrs['mobile'][0]."\">
            <a style='vertical-align:middle;' href=\"main.php?plug=".validate($_GET['plug'])."&amp;dial=mobile&amp;start=".validate($_GET['start'])."&amp;target=".base64_encode($attrs['dn'])."\">".$attrs['mobile'][0]."
            </a>
            &nbsp;</td>
            <td class=\"phonelist\" title=\""._("Dial")." ".$attrs['homePhone'][0]."\">
            <a style='vertical-align:middle;' href=\"main.php?plug=".validate($_GET['plug'])."&amp;dial=homePhone&amp;start=".validate($_GET['start'])."&amp;target=".base64_encode($attrs['dn'])."\">".$attrs['homePhone'][0]."
            </a>
            &nbsp;</td>
            <td>
            <a href=\"plugins/addressbook/getvcard.php?dn=".base64_encode($attrs['dn'])."\">
            <img align=\"top\" border=0 src=\"images/save.png\" alt=\"vcf\" title=\"".sprintf(_("Save contact for %s as vcard"), $attrs['givenName'][0]." ".$attrs['sn'][0])."\">
            </a>";


          if(preg_match("/r/",$this->get_entry_acls($attrs['dn'],"mail"))){
            if (isset($attrs['mail'][0]) && !empty($attrs['mail'][0])){
              $dest= sprintf(_("Send mail to %s"), $attrs['mail'][0]);
              $this->telephone_list[$attrs['sn'][0].$attrs['dn']].=

                "<a href=\"mailto:".htmlentities($attrs['mail'][0])."\">".
                "<img  align=\"top\" border=0 src=\"images/mailto.png\" alt=\"vcf\" title=\"$dest\"></a>";
            }
          }
          $this->telephone_list[$attrs['sn'][0].$attrs['dn']].= "&nbsp;</td>";
        }
      }
      error_reporting(E_ALL | E_STRICT);
    }

    /* Sort up list */
    ksort ($this->telephone_list);
    reset ($this->telephone_list);

    /* Fill template variables */
    $smarty->assign("search_for", $this->search_for);
    $smarty->assign("object_type", $this->object_type);

    $this->base = $phonefilter['search_base'];
    $smarty->assign("deplist", $this->get_allowed_bases());
    $smarty->assign("depselect", $this->search_base);
    $smarty->assign("global", $phonefilter['global']);
    $smarty->assign("organizational", $phonefilter['organizational']);
    $smarty->assign("search_image", get_template_path('images/search.png'));
    $smarty->assign("obj_image", get_template_path('images/list_ogroup.png'));
    $smarty->assign("tree_image", get_template_path('images/tree.png'));
    $smarty->assign("infoimage", get_template_path('images/info.png'));
    $smarty->assign("actionimage", get_template_path('images/action.png'));
    $smarty->assign("launchimage", get_template_path('images/launch.png'));

    /* Generate alphabet */
    $alphabet= generate_alphabet();

    /* Build list output */
    $output= "";
    $mod= 0;


    /* View detailed infos */
    $smarty->assign("show_info", "");
    if (session::is_set('show_info')){

      $range= 4;
      $smarty->assign("show_info", "1");
      $smarty->assign("url", "main.php?plug=".validate($_GET['plug'])."&amp;close=1");

      $tmp = $this->plInfo();

      if(isset($_POST['storage_base'])){
        $this->storage_base = $_POST['storage_base'];  
      }

      switch (session::get('show_info')){

        case "ADD":

          $a_bases = $this->get_allowed_bases();
  
          if(!isset($a_bases[$this->storage_base])){
            $base = key($this->get_allowed_bases());
            $this->storage_base = $base;
          } 

          $smarty->assign ('storage_base', $this->storage_base);
          $smarty->assign ('address_info', get_template_path('address_edit.tpl', TRUE));

          foreach($tmp['plProvidedAcls'] as $name => $translated){
            $smarty->assign($name."ACL",$this->get_entry_acls($this->abobjectclass.",".$base,$name));
          }
        break;

        default:
          $smarty->assign ('address_info', get_template_path('address_info.tpl', TRUE));
          foreach($tmp['plProvidedAcls'] as $name => $translated){
            $smarty->assign($name."ACL",$this->get_entry_acls($this->dn,$name));
          }
        break;
      }

      /* Fill variables from LDAP */
      if (session::get('show_info') != "ADD"){
        $ldap->cat(session::get('show_info'), $this->attributes);
        $info= $ldap->fetch();
      }
      foreach ($this->attributes as $name){

        /* Skip entries we are not allowed to read */
        if(!preg_match("/r/",$this->get_entry_acls($this->dn,$name))){
          $smarty->assign("info_$name", "");
        }else

        if (session::get('show_info') != "ADD" && isset($info["$name"][0])){
          error_reporting(0);
          /* Special treatment for phone attributes */
          if ($name == "mobile" ||
              $name == "homePhone" ||
              $name == "telephoneNumber"){
            $smarty->assign("info_$name",
                "<a title=\""._("Dial")." ".$info["$name"][0]."\" href=\"main.php?plug=".validate($_GET['plug'])."&amp;dial=$name&amp;start=".validate($_GET['start'])."&amp;target=".base64_encode(session::get('show_info'))."\">".$info["$name"][0]."</a>");
          } else {
            $smarty->assign("info_$name", preg_replace("/\n/", "<br>", $info["$name"][0]));
          }
          error_reporting(E_ALL | E_STRICT);
        } elseif (session::get('show_info') == "ADD" && isset($this->$name)) {
          $smarty->assign("info_$name", $this->$name);
        } else {
          $smarty->assign("info_$name", "-");
        }
      }
      if (preg_match("/,".$this->abobjectclass.",/", session::get('show_info'))){
        $storage= _("global addressbook");
        $smarty->assign("internal", 0);
      } else {
        $storage= _("user database");
        $smarty->assign("internal", 1);
      }
      if (session::get('show_info') != "ADD"){
        $smarty->assign("storage_info", sprintf(_("Contact stored in '%s'"), $storage));
      } else {
        $smarty->assign("storage_info", _("Creating new entry in"));
      }
    } else {


      if(isset($_POST['EntryPerPage'])){
        $this->range = $_POST['EntryPerPage'];
      }
      $range = $this->range;	
      $smarty->assign("internal", 1);
    }
    if (isset($_GET['start'])){
      $this->start= validate($_GET['start']);
    }
    foreach ($this->telephone_list as $val){
      if ($mod < $this->start) {
        $mod++;
        continue;
      }
      if ($mod >= ($this->start + $range)){
        $mod++;
        break;
      }
      if ( ($mod++) & 1){
        $col= "style=\"background-color: #ECECEC;\"";
      } else {
        $col= "style=\"background-color: #F5F5F5;\"";
      }
      $output.= "<tr $col>\n$val</tr>\n";
    }

    $smarty->assign("search_result", $output);
    $smarty->assign("apply", apply_filter());
    $smarty->assign("alphabet", $alphabet);
    if($range < 20){
      $smarty->assign("range_selector", range_selector(count($this->telephone_list), $this->start, $range));
    }else{
      $smarty->assign("range_selector", range_selector(count($this->telephone_list), $this->start, $range, "EntryPerPage"));
    }
    $tmp= array("*" => _("All"), "sn" => _("Name"), "givenName" => _("Given name"),
        "telephoneNumber" => _("Work phone"), "mobile" => _("Cell phone"),
        "homePhone" => _("Home phone"), "uid" => _("User ID"));
    natsort($tmp);
    $smarty->assign("objlist", $tmp);

    /* Show main page */
    $smarty->assign ('personal_image', get_template_path('images/addr_personal.png'));
    $smarty->assign ('home_image', get_template_path('images/addr_home.png'));
    $smarty->assign ('company_image', get_template_path('images/addr_company.png'));
    $smarty->assign ('add_image', get_template_path('images/lists/paste.png'));
    $smarty->assign ('edit_image', get_template_path('images/edit.png'));
    $smarty->assign ('delete_image', get_template_path('images/lists/delete.png'));
    return($smarty->fetch(get_template_path('contents.tpl', TRUE)));
  }

  function save_object()
  {
    plugin::save_object();
    foreach($this->attributes as $attr){

      /* save attributes depending on acls */
      $acl = $this->get_entry_acls($this->dn,$attr);

      if(preg_match("/w/",$acl)){
        if(isset($_POST[$attr])){
          $this->$attr = $_POST[$attr];
        }
      }

    }
  }

  function check()
  {
    /* Call common method to give check the hook */
    $message= plugin::check();

    /* must: sn, givenName */
    if ($this->sn == ""){
      $message[] = msgPool::required(_("Name"));
      return ($message);
    }
    if ($this->givenName == ""){
      $message[] = msgPool::required(_("Given name"));
      return ($message);
    }

    /* Check for valid name definition */
    if (preg_match ("/[\\\\]/", $this->sn)){
      $message[] = msgPool::invalid(_("Name"),$this->sn,"/[\\\\]");
    }
    if (preg_match ("/[\\\\]/", $this->givenName)){
      $message[] = msgPool::invalid(_("Given name"),$this->givenName,"/[\\\\]");
    }

    /* Check phone numbers */
    if (!tests::is_phone_nr($this->homePhone)){
      $message[] = msgPool::invalid(_("Phone"),$this->homePhone);
    }
    if (!tests::is_phone_nr($this->telephoneNumber)){
      $message[] = msgPool::invalid(_("Telephone number"),$this->telephoneNumber);
    }
    if (!tests::is_phone_nr($this->facsimileTelephoneNumber)){
      $message[] = msgPool::invalid(_("Fax"),$this->facsimileTelephoneNumber);
    }
    if (!tests::is_phone_nr($this->mobile)){
      $message[] = msgPool::invalid(_("Mobile"),$this->mobile);
    }
    if (!tests::is_phone_nr($this->pager)){
      $message[] = msgPool::invalid(_("Pager"),$this->pager);
    }
    /* Check for reserved characers */
    if (preg_match ('/[,+"<>;]/', $this->givenName)){
      $message[] = msgPool::invalid(_("Given name"),$this->givenName,'/[,+"<>;]/');
  }
  if (preg_match ('/[,+"<>;]/', $this->sn)){
    $message[] = msgPool::invalid(_("Name"),$this->sn,'/[,+"<>;]/');
  }

  /* Check mail */
  if (!tests::is_email($this->mail)){
    $message[] = msgPool::invalid(_("Email"),"","","your-domain@your-domain.com");
  }

  /* Assemble cn/dn */
  $this->cn= $this->givenName." ".$this->sn;
  if ($this->orig_cn != $this->cn || $this->storage_base != $this->orig_storage_base){
    $this->new_dn= $this->create_unique_dn("cn", preg_replace("/,*".$this->config->current['BASE']."$/", "", $this->storage_base).",".$this->abobjectclass.",".$this->config->current['BASE']);
    if ($this->new_dn == "none"){
      $message[]= _("Cannot create a unique DN for your entry. Please fill more formular fields.");
      return ($message);
    }
  } else {
    $this->new_dn= $this->dn;
  }

  return ($message);
  }


  function load()
  {
    /* Load base attributes */
    plugin::plugin ($this->config, $this->dn);
    $this->view_logged = FALSE;
    $this->storage_base= preg_replace('/^[^,]+,/', '', preg_replace('/'.$this->abobjectclass.',/', '', $this->dn));
  }


  function save()
  {
    /* First use parents methods to do some basic fillup in $this->attrs */
    plugin::save ();

    $this->attrs['cn']= $this->cn;
    $this->attrs['displayName']= $this->givenName." ".$this->sn;

    /* Move entry if it got another name... */
    if ($this->dn != "new" && $this->dn != $this->new_dn){
      $this->move($this->dn, $this->new_dn);
    }
    $this->dn= $this->new_dn;

    /* Save data. Using 'modify' implies that the entry is already present, use 'add' for
       new entries. So do a check first... */
    $ldap= $this->config->get_ldap_link();
    $ldap->cat ($this->dn,array('dn'));
    if ($ldap->fetch()){
      $mode= "modify";
    } else {
      $mode= "add";
      $ldap->cd($this->config->current['BASE']);
      $ldap->create_missing_trees(preg_replace('/^[^,]+,/', '', $this->dn));
    }

    /* Finally write data with selected 'mode' */
    $ldap->cd ($this->dn);
    $this->cleanup();
    $ldap->$mode ($this->attrs);
    if (!$ldap->success()){
      msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dn, LDAP_DEL, get_class()));
      return (1);
    }

    if($mode == "add"){
      new log("create","addressbook/".get_class($this),$this->dn, array_keys($this->attrs),$ldap->get_error());
    }else{
      new log("modify","addressbook/".get_class($this),$this->dn, array_keys($this->attrs),$ldap->get_error());
    }
  }

  
  /* Return entry acls */
  function get_entry_acls($dn,$attr = "")
  {
    $acls = "";
  
    /* Use addressbook acls */
    if(preg_match("/".normalizePreg($this->abobjectclass)."/",$dn))  {
      $dn = preg_replace("/".normalizePreg($this->abobjectclass).",/","",$dn);
      $acls = $this->ui->get_permissions($dn,"addressbook/addressbook",$attr);
    }
    
    /* Use Organizational Person acls */
    else{
      $acls = $this->ui->get_permissions($dn,"users/user",$attr);
    }

    return($acls);
  }


  /* Return plugin informations for acl handling  */
  static function plInfo()
  {
    return (array(
          "plShortName" => _("Addressbook"),
          "plDescription" => _("Addressbook entry acls"),
          "plSelfModify"  => FALSE,
          "plDepends"     => array(),
          "plPriority"    => 0,
          "plSection"     => array("addons" => _("Addons")),
          "plCategory"    => array("addressbook" => array("objectClass" => "inetOrgPerson", "description" => _("Addressbook"))),

          "plProvidedAcls"    => array(
            "sn"                        => _("Surename"),         
            "givenName"                 => _("Given name"), 
            "telephoneNumber"           => _("Telefon number"), 
            "facsimileTelephoneNumber"  => _("Fax number"), 
            "mobile"                    => _("Mobile number"), 
            "homePhone"                 => _("Home phone number"), 
            "uid"                       => _("User identification"), 
            "mail"                      => _("Mail address"), 
            "pager"                     => _("Pager"),
            "o"                         => _("Organization"),
            "ou"                        => _("Department"),
            "l"                         => _("Location"),
            "postalAddress"             => _("Postal address"),
            "postalCode"                => _("Postal address"),
            "st"                        => _("State"),
            "initials"                  => _("Initials"), 
            "title"                     => _("Title"), 
            "homePostalAddress"         => _("Home postal address"), 
            "cn"                        => _("Common name"))
            ));
  }
}
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?>