<?php

class termservice extends plugin
{
  /* CLI vars */
  var $cli_summary= "Manage terminal service aspects";
  var $cli_description= "Some longer text\nfor help";
  var $cli_parameters= array("eins" => "Eins ist toll", "zwei" => "Zwei ist noch besser");

  /* Generic terminal attributes */
  var $gotoLpdEnable= FALSE;
  var $gotoXMonitor= "";
  var $gotoXMethod= "default";
  var $gotoXdmcpServer= "";
  var $gotoXDriver= "";
  var $gotoXResolution= "";
  var $gotoXColordepth= "";
  var $gotoXHsync= "";
  var $gotoXVsync= "";
  var $gotoXKbModel= "";
  var $gotoXKbLayout= "";
  var $gotoXKbVariant= "";
  var $gotoXMouseType= "";
  var $gotoXMouseport= "";
  var $gotoLpdServer= "";
  var $gotoScannerEnable= "";
  var $gotoScannerModel= "";
  var $gotoScannerClients= "";
  var $gotoScannerBackend= "";
  var $goFonHardware= "automatic";

  var $AutoSync = false;
  var $view_logged = FALSE;

  /* Needed values and lists */
  var $ignore_account= TRUE;
  var $base= "";
  var $cn= "";
  var $orig_dn= "";
  var $XMethods= array();
  var $XDrivers= array();
  var $XResolutions= array();
  var $XColordepths= array();
  var $XKbModels= array ();
  var $XKbLayouts= array ();
  var $XKbVariants= array ();
  var $MouseTypes= array();
  var $MousePorts= array();
  var $hardware_list= array();
  var $used_hardware= array();


  /* attribute list for save action */
  var $attributes= array("cn", "gotoLpdEnable", "gotoXMonitor", "gotoXMethod", "gotoXdmcpServer",
      "gotoXDriver", "gotoXResolution", "gotoXColordepth",
      "gotoXHsync", "gotoXVsync", "gotoLpdEnable", "gotoLpdServer",
      "gotoScannerEnable", "gotoScannerModel", "gotoScannerClients",
      "gotoScannerBackend", "gotoXKbModel", "gotoXKbLayout", "gotoXKbVariant",
      "gotoXMouseType", "gotoXMouseport", "goFonHardware");
  var $objectclasses= array("GOhard");

  var $is_ogroup        = FALSE;
  var $is_ogroup_member = FALSE;

  var $selected_xdmcp_servers = array();
  var $inherited_xdmcp_servers = array();

  function termservice (&$config, $dn= NULL, $parent= NULL)
  {
    plugin::plugin ($config, $dn, $parent);
    $this->orig_dn= $this->dn;

    /* Check if we are a part of an ogroup.
     * In this case, we have to hide all the inherit stuff.
     */ 
    if(isset($parent) && get_class($parent) == "ogroup"){
      $this->is_ogroup = TRUE;
    }

    /* Check if we are member of an object group.
     */
    $ldap= $this->config->get_ldap_link();
    $ldap->cd($this->config->current['BASE']);
    $ldap->search("(&(objectClass=gotoWorkstationTemplate)(member=".LDAP::prepare4filter($this->dn)."))");
    if($ldap->count()){
      $this->is_ogroup_member = TRUE;
    }

    /* Get list of available xdrivers */
    $this->XDrivers = $this->getListOfXDrivers();

    /* Create a list of available resolutions.
     */     
    $this->XResolutions= array(
          "640x480"   =>  "640x480",
          "800x600"   =>  "800x600",
          "1024x768"  =>  "1024x768",
          "1152x864"  =>  "1152x864",
          "1280x1024" =>  "1280x1024",
          "1400x1050" =>  "1400x1050",
          "1600x1200" =>  "1600x1200");

    if(isset($this->config->data['MAIN']['RESOLUTION_HOOK'])){
      $file = $this->config->data['MAIN']['RESOLUTION_HOOK'];
      if(is_readable($file)){
        $str = file_get_contents($file);
        $lines = split("\n",$str);
        foreach($lines as $line){
          $line = trim($line);
          if(!empty($line)){
            $this->XResolutions[$line]=$line;
          }
        }
      }else{
        print_red(sprintf(_("You have specified an external resolution hook which can't be read, please check the permission of the file '%s'."),$file));
      }
    }

    /* Create a set of selectable color depths
     */
    $this->XColordepths= array(
        "8"        => "8 " ._("bit"),
        "15"       => "15 "._("bit"),
        "16"       => "16 "._("bit"),
        "24"       => "24 "._("bit"));

    
    /* Create a set of selectable keyboard models
     */
    $this->XKbModels = array();
    foreach(array ("btc9000", "chicony", "compaq", "dell", "dell101", "everex",
          "flexpro", "geniuscomfy", "hp", "itouch", "jp106", "logicordless",
          "logiinetnav", "logiinternet", "macintosh", "microsoft",
          "microsoftpro", "omnikey101", "pc101", "pc102", "pc104",
          "pc105", "rapidaccess", "rapidaccess2", "winbook") as $type){
      $this->XKbModels[$type] = $type;
    }

    /* Additional values will be extracted from CONFIG_DIR.keyboardLayouts */
    $this->XKbLayouts = array("de"=> "de","intl" =>"intl","us" =>"us");
    $this->XKbVariants= array("nodeadkeys"=>"nodeadkeys", "basic"=>"basic");
    $this->MouseTypes = array("ImPS/2"=>"ImPS/2","PS/2"=>"PS/2",
                              "Microsoft"=>"Microsoft","Logitech"=>"Logitech");
    $this->MousePorts = array("/dev/ttyS0"=>"/dev/ttyS0",
                              "/dev/ttyS1"=>"/dev/ttyS1","/dev/psaux"=>"/dev/psaux", 
                              "/dev/input/mice"=>"/dev/input/mice");
 

    /* Try to read additional keyboard layouts
     */
    if(file_exists(CONFIG_DIR."/keyboardLayouts")){
      if(is_readable(CONFIG_DIR."/keyboardLayouts")){
        $str = file_get_contents(CONFIG_DIR."/keyboardLayouts");
        $tmp = split("\n",$str);
        foreach($tmp as $entry){
          if((!empty($entry)) && (!preg_match("/^#/",$entry))){
            $entry = trim($entry);
            $tmp2 = split ("\:",$entry);
            $la =   trim($tmp2[0]);   // What would be saved to ldap
            $da =   trim($tmp2[1]);   // This wis displayed in the listbox
            $this->XKbLayouts [ $la] = $da;
          }
        }
      }
    }

    /* Terminal server methods 
     */
    $this->XMethods["default"]= _("default");
    $this->XMethods["xdmcp"]  = _("XDMCP");
    $this->XMethods["ldm"]    = _("LDM");
    $this->XMethods["rdp"]    = _("Windows RDP");
    $this->XMethods["citrix"] = _("ICA client");

    /* Get selected gotoXdmcpServer 
     */
    $this->selected_xdmcp_servers = array();
    if(isset($this->attrs['gotoXdmcpServer'])){
      for($i = 0 ; $i < $this->attrs['gotoXdmcpServer']['count'] ; $i++){
        $this->selected_xdmcp_servers[] = $this->attrs['gotoXdmcpServer'][$i];
      }
    }

    /* Load phone hardware list 
     */
    $ldap= $this->config->get_ldap_link();
    $ldap->cd($this->config->current['BASE']);
    $ldap->search("(objectClass=goFonHardware)", array('cn', 'description'));
    while ($attrs= $ldap->fetch()){
      $cn= $attrs['cn'][0];
      if (isset($attrs['description'])){
        $description= " - ".$attrs['description'][0];
      } else {
        $description= "";
      }
      $this->hardware_list[$cn]= "$cn$description";
    }

    /* Eventually colorize phones */
    $ldap->cd($this->config->current['BASE']);
    $ldap->search("(goFonHardware=*)",array('cn','dn','goFonHardware'));
    while($attrs = $ldap->fetch()){
        $cn = $attrs['goFonHardware'][0];
        if(isset($this->hardware_list[$cn])){
          $this->used_hardware[$cn]= $cn;
        }
    }
    $this->hardware_list["automatic"]= _("automatic");
    ksort($this->hardware_list);

    /* Convert gotoLpdEnable 
     */
    $this->gotoLpdEnable= preg_match("/yes/i",$this->gotoLpdEnable);


    /* Load hardware list */
    $ldap= $this->config->get_ldap_link();
    $ldap->cd($this->config->current['BASE']);
    $map= array(
        "gotoXResolution", 
        "gotoXColordepth", 
        "gotoXKbModel", 
        "gotoXKbLayout",
#        "gotoXDriver",
        "gotoXdmcpServer",
        "gotoXKbVariant",
        "gotoXMouseType", 
        "gotoXMethod",
        "gotoXMouseport");
    $ldap->search("(&(objectClass=gotoWorkstationTemplate)(member=".LDAP::prepare4filter($this->dn)."))",$map);
    if ($ldap->count() == 1){
      $attrs= $ldap->fetch();
      foreach ($map as $name){
        if (!isset($attrs[$name][0])){
          continue;
        }

        switch ($name){
#         case 'gotoXDriver': 
#           $this->XDrivers = array('default' => _("inherited").' ['.$attrs[$name][0].']' ) + $this->XDrivers;
#           break;
          case 'gotoXMethod': 
            $this->XMethods = array('default' => _("inherited").' ['.$attrs[$name][0].']' ) + $this->XMethods;
            if(isset($attrs['gotoXdmcpServer'])){
              for($i = 0 ; $i < $attrs['gotoXdmcpServer']['count'] ; $i++){
                $this->inherited_xdmcp_servers[] = $attrs['gotoXdmcpServer'][$i];
              }
            }
            break;
          case 'gotoXResolution':
            $this->XResolutions= array('default' => _("inherited").' ['.$attrs[$name][0].']' ) + $this->XResolutions;
            break;
          case 'gotoXColordepth':
            $this->XColordepths= array('default' => _("inherited").' ['.$attrs[$name][0].' '._('Bit').']') + $this->XColordepths;
            break;
          case 'gotoXKbModel':
            $this->XKbModels= array('default' => _("inherited").' ['.$attrs[$name][0].']') + $this->XKbModels;
            break;
          case 'gotoXKbLayout':
            $this->XKbLayouts= array('default' => _("inherited").' ['.$attrs[$name][0].']' ) + $this->XKbLayouts;
            break;
          case 'gotoXKbVariant':
            $this->XKbVariants= array('default' => _("inherited").' ['.$attrs[$name][0].']' ) + $this->XKbVariants;
            break;
          case 'gotoXMouseType':
            $this->MouseTypes= array('AUTO' => _("inherited").' ['.$attrs[$name][0].']' ) + $this->MouseTypes;
            break;
          case 'gotoXMouseport':
            $this->MousePorts= array('AUTO' => _("inherited").' ['.$attrs[$name][0].']' ) + $this->MousePorts;
            break;
        }
      }
    }

    if(preg_match("/\+/",$this->gotoXHsync)){
      $this->AutoSync = true;
      $this->gotoXHsync = preg_replace("/\+/","-",$this->gotoXHsync);
      $this->gotoXVsync = preg_replace("/\+/","-",$this->gotoXVsync);
    }
  }


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

    if($this->is_account && !$this->view_logged){
      $this->view_logged = TRUE;
      new log("view","terminal/".get_class($this),$this->dn);
    }

    /* Do we need to flip is_account state? */
    if (isset($_POST['modify_state'])){
      $this->is_account= !$this->is_account;
    }

    /* Do we represent a valid terminal? */
    if (!$this->is_account && $this->parent === NULL){
      $display= "<img alt=\"\" src=\"images/stop.png\" align=\"middle\">&nbsp;<b>".
        _("This 'dn' has no terminal features.")."</b>";
      return ($display);
    }

    /* Show main page */
    $smarty= get_smarty();

    /* Assign acls */
    $tmp= $this->plInfo();
    foreach($tmp['plProvidedAcls'] as $name => $translation){
      $smarty->assign($name."ACL",$this->getacl($name));
    }

    if(isset($_POST['gotoXdmcpServer_add']) && isset($_POST['XdmcpAddServer'])){
      if(!in_array($_POST['gotoXdmcpServer_add'],$this->selected_xdmcp_servers)){
        $this->selected_xdmcp_servers[] = $_POST['gotoXdmcpServer_add'];
      }
    }

    if(isset($_POST['selected_xdmcp_servers']) && isset($_POST['XdmcpDelServer'])){
      $tmp = array();
      foreach($this->selected_xdmcp_servers as $name){
        if(!in_array($name,$_POST['selected_xdmcp_servers'])){
          $tmp[] =  $name;
        }
      }
      $this->selected_xdmcp_servers = $tmp;
    }

    /* Arrays */ 
    foreach(array("XMethods", "XDrivers", "XResolutions", "XColordepths",
          "XKbModels","XKbVariants","MouseTypes", "MousePorts") as $val){
      $smarty->assign("$val", $this->$val);
    }
    $smarty->assign("XKbLayouts",   $this->XKbLayouts);
    $smarty->assign("XKbLayoutKeys",array_flip($this->XKbLayouts));
    $smarty->assign("nfsservers", $this->config->data['SERVERS']['NFS']);
  
     
    $xdmcp_types =  $this->config->data['SERVERS']['TERMINAL_SESSION_TYPES'];
    $available_servers = array();
    if(isset($xdmcp_types[strtoupper($this->gotoXMethod)])){
      $available_servers = $xdmcp_types[strtoupper($this->gotoXMethod)];
    }
    $tmp = array();
    foreach($this->selected_xdmcp_servers as $server){
        $tmp[] = $server;
    }
    $smarty->assign("selected_xdmcp_servers", $tmp);
    $smarty->assign("inherited_xdmcp_servers", $this->inherited_xdmcp_servers);
    $smarty->assign("available_xdmcp_servers", $available_servers);

    /* Variables - select */
    foreach(array("gotoXMethod","gotoXDriver", "gotoXResolution", "gotoXColordepth", 
          "gotoLpdServer", "gotoXKbModel", "gotoXKbLayout",
          "gotoXKbVariant", "gotoXMouseType", "gotoXMouseport") as $val){

      $smarty->assign($val."_select", $this->$val);
    }

    /* Variables */
    foreach(array("gotoXHsync", "gotoXVsync") as $val){
      $smarty->assign($val, $this->$val);
    }
    $smarty->assign("staticAddress", "");

    /* Checkboxes */
    foreach(array("gotoLpdEnable", "gotoScannerEnable") as $val){
      if ($this->$val == TRUE) {
        $smarty->assign("$val", "checked");
      } else {
        $smarty->assign("$val", "");
      }
    }

    /* Phone stuff */
    $smarty->assign ("goFonHardware", $this->goFonHardware);
    $hl= "<select size=\"1\" name=\"goFonHardware\" title=\"".
         _("Choose the phone located at the current terminal")."\" >\n";
    foreach ($this->hardware_list as $cn => $description){
      if ($cn == $this->goFonHardware){
        $selected= "selected";
      } else {
        $selected= "";
      }
      if (isset($this->used_hardware[$cn])){
        $color= "style=\"color:#A0A0A0\"";
      } else {
        $color= "";
      }
      $hl.= "  <option $color label=\"$cn\" value=\"$cn\" $selected>$description</option>\n";
    }
    $hl.= "</select>\n";
    $smarty->assign ("hardware_list", $hl);
    $smarty->assign ("gotoXMonitor", $this->gotoXMonitor);

    $smarty->assign("AutoSyncACL",$this->getacl("AutoSync"));

    $smarty->assign("AutoSyncCHK"," ");
    if($this->AutoSync){
      $smarty->assign("AutoSyncCHK"," checked ");
      $smarty->assign("gotoXVsyncACL", preg_replace("/w/","",$this->getacl("gotoXVsync")));
      $smarty->assign("gotoXHsyncACL", preg_replace("/w/","",$this->getacl("gotoXHsync")));
    }

    /* Show main page */
    return($smarty->fetch (get_template_path('terminalService.tpl', TRUE,dirname(__FILE__))));
  }

  function remove_from_parent()
  {
    new log("remove","terminal/".get_class($this),$this->dn,array_keys($this->attrs));
    $this->handle_post_events("remove");
  }


  /* Save data to object */
  function save_object()
  {
    plugin::save_object();

    /* Save checkbox state */
    if (isset ($_POST['gotoXMethod'])){
      foreach (array("gotoLpdEnable", "gotoScannerEnable") as $val){

        if($this->acl_is_writeable($val)){
          if (!isset ($_POST["$val"])){
            $this->$val= FALSE;
          } else {
            $this->$val= TRUE;
          }
        }
      }
    } 

    if(isset($_POST['gotoXDriver'])){
      if(isset($_POST['AutoSync'])){
        $this->AutoSync = true;
      }else{
        $this->AutoSync = false;
      }
    }

    /* Default entries can use blank hsync/vsync entries */
    if ($this->dn != "" && $this->cn != "default" && $this->cn != "default"){

      /* But only if no auto sync is enabled... */
      if (!$this->AutoSync){

        /* Check vsync for correct usage */
        $val= preg_replace ("/\s/", "", $this->gotoXVsync);
        if (!preg_match ("/^\d+(\.\d+)?([-]\d+(\.\d+)?)?$/", $val) && $this->acl_is_writeable("gotoXVsync")){

          $message[]= _("Please specify a valid VSync range.");
        } elseif ($this->acl_is_writeable("gotoXVsync")){
          list($v1,$v2)= preg_split ("/[-+]/", $val);
          if ($v2 != ""){
            if ($v1 > $v2){
              $message[]= _("Please specify a valid VSync range.");
            }
          }
        }

        /* Check hsync for correct usage */
        $val= preg_replace ("/\s/", "", $this->gotoXHsync);
        if (!preg_match ("/^\d+(\.\d+)?([-]\d+(\.\d+)?)?$/", $val) && $this->acl_is_writeable("gotoXHsync")){

          $message[]= _("Please specify a valid HSync range.");
        } elseif ($this->acl_is_writeable("gotoXHsync")){
          list($v1,$v2)= preg_split ("/[-+]/", $val);
          if ($v2 != ""){
            if ($v1 > $v2){
              $message[]= _("Please specify a valid HSync range.");
            }
          }
        }
      }
    }
  }


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


  /* Save to LDAP */
  function save()
  {
    /* Convert to string */
    $this->gotoLpdEnable= $this->gotoLpdEnable?"Yes":"No";

    if($this->is_ogroup){
      $this->objectclasses = array("gotoWorkstationTemplate");
    }else{
      $this->objectclasses = array("GOhard");
    }

    plugin::save();

    /* Strip out 'default' values */
    foreach(array("gotoXMethod","gotoXDriver", "gotoXResolution", "gotoXColordepth",
          "gotoLpdServer", "gotoXKbModel", "gotoXKbLayout",
          "gotoXKbVariant", "gotoXMouseType", "gotoXMouseport") as $val){

      if ($this->attrs[$val] == "default"){
        $this->attrs[$val]= array();
      }
    }

    if($this->gotoXMethod == "default"){
      $this->attrs['gotoXdmcpServer'] = array();
      $this->attrs['gotoXMethod'] = array();
    }else{
      $this->attrs['gotoXdmcpServer'] = array_values($this->selected_xdmcp_servers);
    }


    if($this->AutoSync){
      $this->attrs['gotoXHsync'] = "30+55";
      $this->attrs['gotoXVsync'] = "50+70";
    }

    /* Write back to ldap */
    $ldap= $this->config->get_ldap_link();
    $ldap->cd($this->dn);
    $this->cleanup();
    $ldap->modify ($this->attrs); 
    new log("modify","terminal/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());

    show_ldap_error($ldap->get_error(), sprintf(_("Saving of object system terminal/service with dn '%s' failed."),$this->dn));
    $this->handle_post_events("modify");
  }


  function getListOfXDrivers()
  {
    $drivers = array("unknown" => "["._("unknown")."]");

    /* Generate a list of xdrivers from CONFIG_DIR/xdrivers */
    if (file_exists(CONFIG_DIR.'/xdrivers')){
      $xdrivers = file (CONFIG_DIR.'/xdrivers');
      foreach ($xdrivers as $line){
        if (!preg_match ("/^#/", $line)){
          $drivers[]= trim($line);
        }
      }
    } else {
      foreach( array(
          "ati", "atimisc", "chips", "cirrus", "cyrix", "fbdev", "fglrx",
          "i128", "i740", "i810", "imstt", "mga", "neomagic", "newport", "nsc",  "nv", "nvidia",
          "r128", "radeon", "rendition", "s3", "s3virge", "savage", "siliconmotion",
          "sis", "tdfx", "tga", "trident", "tseng", "vesa", "vga", "vmware") as $driver){
        $drivers[] = $driver;
      }
    }
    return($drivers);
  }


  /* Return plugin informations for acl handling */
  static function plInfo()
  {
    return (array(
          "plShortName"   => _("Service"),
          "plDescription" => _("Terminal service"),
          "plSelfModify"  => FALSE,
          "plDepends"     => array(),
          "plPriority"    => 3,
          "plSection"     => array("administration"),
          "plCategory"    => array("terminal"),

          "plProvidedAcls"=> array(
            "gotoXMonitor"            => _("Monitor"),
            "gotoXMethod"             => _("Method"),
            "gotoXdmcpServer"         => _("Remote desktop"),
            "gotoXDriver"             => _("Gfx driver"),
            "gotoXResolution"         => _("Gfx resolution"),
            "gotoXColordepth"         => _("Gfx color depth"),
            "gotoXHsync"              => _("Hsync"),
            "gotoXVsync"              => _("Vsync"),
            "AutoSync"                => _("Auto-Sync"),
            "gotoLpdEnable"           => _("Printer service enabled"),
            "gotoLpdServer"           => _("Spool server"),
            "gotoScannerEnable"       => _("Scanner enabled"),
            "gotoXKbModel"            => _("Keyboard model"),
            "gotoXKbLayout"           => _("Keyboard layout"),
            "gotoXKbVariant"          => _("Keyboard variant"),
            "gotoXMouseType"          => _("Mouse type"),
            "gotoXMouseport"          => _("Mouse port"),
            "goFonHardware"           => _("Telephone hardware"))
          ));
  }
}

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?>