gosa-plugins/goto/admin/applications/class_applicationGeneric.inc

   1 <?php
   2 class application extends plugin
   3 {
   4   /* CLI vars */
   5   var $cli_summary= "Handling of GOsa's application object";
   6   var $cli_description= "Some longer text\nfor help";
   7   var $cli_parameters= array("eins" => "Eins ist toll", "zwei" => "Zwei ist noch besser");
   8
   9   /* application attributes */
  10   var $cn= "";
  11   var $description= "";
  12   var $base= "";
  13   var $gosaApplicationExecute= "";
  14   var $gosaApplicationName= "";
  15   var $gosaApplicationFlags= "";
  16   var $gosaApplicationIcon= "";
  17   var $gotoLogonScript  ="";
  18   var $iconData;
  19   var $view_logged = FALSE;
  20
  21   /* Headpage attributes */
  22   var $last_sorting= "invalid";
  23   var $applications= array();
  24
  25   /* attribute list for save action */
  26   var $attributes= array("cn", "description", "gosaApplicationExecute", "gosaApplicationName","gosaApplicationIcon",
  27       "gosaApplicationFlags","gotoLogonScript");
  28   var $objectclasses= array("top", "gosaApplication");
  29
  30   var $isReleaseApplikation = false;
  31
  32   function application (&$config, $dn= NULL, $parent= NULL)
  33   {
  34     plugin::plugin ($config, $dn, $parent);
  35
  36     $appfilter = session::get('appfilter')    ;
  37
  38     $tmp = $this->config->search("faiManagement", "CLASS",array('menu','tabs'));
  39     if(!empty($tmp)) {
  40       if(!preg_match("/^".get_ou('applicationou')."/",$appfilter['release'])){
  41         $this->isReleaseApplikation = true;
  42       }
  43     }
  44
  45     /* Load icon */
  46     $ldap= $config->get_ldap_link();
  47     if ($dn != 'new'){
  48       $this->iconData= $ldap->get_attribute($dn, "gosaApplicationIcon");
  49       $this->saved_attributes['gosaApplicationIcon'] = $this->iconData;
  50     }
  51     if ($this->iconData == ""){
  52       $this->set_picture("");
  53     }
  54     session::set('binary',$this->iconData);
  55     session::set('binarytype',"image/jpeg");
  56     $this->gosaApplicationIcon= $this->iconData;
  57
  58     /* This is always an account */
  59     $this->is_account= TRUE;
  60
  61     if ($this->dn == "new"){
  62       if(session::is_set('CurrentMainBase')){
  63         $this->base = session::get('CurrentMainBase');
  64       }else{
  65         $ui= get_userinfo();
  66         $this->base= dn2base($ui->dn);
  67       }
  68     } else {
  69
  70       if($this->isReleaseApplikation){
  71         $this->base = preg_replace("/^.*,".get_ou('applicationou')."/","",$this->dn);
  72       }else{
  73         $this->base= preg_replace ("/^[^,]+,[^,]+,/", "", $this->dn);
  74       }
  75     }
  76   }
  77
  78
  79   function generateTemplate()
  80   {
  81     $str= "# This code is part of GOsa (https://gosa.gonicus.de)\n#\n";
  82
  83     $values = array();
  84     $names      = array();
  85     if($this->parent->by_object['applicationParameters']->is_account){
  86       $names = $this->parent->by_object['applicationParameters']->option_name;
  87       $values = $this->parent->by_object['applicationParameters']->option_value;
  88     }
  89
  90     if (count($names)){
  91       $str .="# This plugin handles these environment variables:\n";
  92     } else {
  93       $str .="# This plugin handles no environment variables.\n";
  94     }
  95
  96     foreach($names as $index => $name){
  97
  98       // Fix length
  99       for($i = strlen($name) ; $i < 30 ; $i++){
 100         $name= $name." ";
 101       }
 102       if((isset($values[$index]))&&(!empty($values[$index]))){
 103         $str.= "# ".$name."\t(e.g. '".$values[$index]."')\n";
 104       }else{
 105         $str.= "# ".$name."\t("._("no example").")\n";
 106       }
 107     }
 108     $str .= "#\n".
 109       "# Don't remove the following tag, it is used for header update.\n".
 110       "### END HEADER ###";
 111
 112     return($str);
 113   }
 114
 115   function execute()
 116   {
 117     /* Call parent execute */
 118     plugin::execute();
 119
 120     /* Log view */
 121     if($this->is_account && !$this->view_logged){
 122       $this->view_logged = TRUE;
 123       new log("view","application/".get_class($this),$this->dn);
 124     }
 125
 126     $smarty= get_smarty();
 127
 128     $tmp = $this->plInfo();
 129     foreach($tmp['plProvidedAcls'] as $name => $translation){
 130       $smarty->assign($name."ACL",$this->getacl($name));
 131     }
 132
 133     /* Do we represent a valid group? */
 134     if (!$this->is_account && $this->parent === NULL){
 135       $display= "<img alt=\"\" src=\"images/stop.png\" align=\"middle\">&nbsp;<b>".
 136         _("This 'dn' is no application.")."</b>";
 137       return ($display);
 138     }
 139
 140     /* Download requested */
 141     foreach($_POST as $name => $value){
 142       if(preg_match("/^downloadScript/",$name)){
 143         session::set('binary',$this->gotoLogonScript);
 144         session::set('binarytype',"octet-stream");
 145         session::set('binaryfile',$this->cn.".gosaApplication");
 146         header("location: getbin.php ");
 147         exit();
 148       }
 149     }
 150
 151     /* Reassign picture data, sometimes its corrupt cause we started a download of application scripts */
 152     session::set('binary',$this->iconData);
 153     session::set('binarytype',"image/jpeg");
 154
 155     $smarty->assign("rand", rand(0, 10000));
 156     $head = $this->generateTemplate();
 157     $this->gotoLogonScript= $this->generateTemplate().preg_replace('/.*### END HEADER ###/s', '', $this->gotoLogonScript);
 158
 159     if((isset($_POST['upLoad']))&&(isset($_FILES['ScriptFile']))){
 160       $str = file_get_contents($_FILES['ScriptFile']['tmp_name']);
 161       $this->gotoLogonScript = $str;
 162     }
 163
 164     /* Fill templating stuff */
 165     $smarty->assign("cn", $this->cn);
 166     $smarty->assign("bases", $this->get_allowed_bases());
 167     if ($this->dn == "new"){
 168       $smarty->assign("selectmode", "");
 169       $smarty->assign("namemode", "");
 170     } else {
 171       $smarty->assign("namemode", "readonly");
 172       $smarty->assign("selectmode", "disabled");
 173     }
 174
 175     /* Base select dialog */
 176     $once = true;
 177     foreach($_POST as $name => $value){
 178       if(preg_match("/^chooseBase/",$name) && $once){
 179         $once = false;
 180         $this->dialog = new baseSelectDialog($this->config,$this,$this->get_allowed_bases());
 181         $this->dialog->setCurrentBase($this->base);
 182       }
 183     }
 184
 185     /* Dialog handling */
 186     if(is_object($this->dialog)){
 187       /* Must be called before save_object */
 188       $this->dialog->save_object();
 189
 190       if($this->dialog->isClosed()){
 191         $this->dialog = false;
 192       }elseif($this->dialog->isSelected()){
 193
 194         /* Just allow selection valid bases */
 195         $tmp = $this->get_allowed_bases();
 196         if(isset($tmp[$this->dialog->isSelected()])){
 197           $this->base = $this->dialog->isSelected();
 198         }
 199         $this->dialog= false;
 200       }else{
 201         return($this->dialog->execute());
 202       }
 203     }
 204
 205     /* Get random number for pictures */
 206     srand((double)microtime()*1000000);
 207     $smarty->assign("rand", rand(0, 10000));
 208
 209     /* Variables */
 210     foreach(array("description", "gosaApplicationExecute", "gosaApplicationName","cn") as $val){
 211       $smarty->assign($val, $this->$val);
 212     }
 213
 214     /* Checkboxes */
 215     foreach (array("G" => "exec_for_groupmembers", "O" => "overwrite_config",
 216           "L" => "place_on_kicker",
 217           "D" => "place_on_desktop", "M" => "place_in_startmenu") as $key => $val){
 218       if (preg_match("/$key/", $this->gosaApplicationFlags)){
 219         $smarty->assign("$val", "checked");
 220       } else {
 221         $smarty->assign("$val", "");
 222       }
 223     }
 224
 225     $smarty->assign("isReleaseApplikation" , $this->isReleaseApplikation);
 226     $smarty->assign("gotoLogonScript",htmlentities($this->gotoLogonScript, ENT_COMPAT, 'UTF-8'));
 227     $smarty->assign("base_select", $this->base);
 228     /* Show main page */
 229     return($smarty->fetch (get_template_path('generic.tpl', TRUE)));
 230   }
 231
 232
 233   function remove_from_parent()
 234   {
 235     restore_error_handler();
 236
 237     /* Parse release out of object dn */
 238     $release = preg_replace("/".get_ou("applicationou").normalizePreg($this->base)."$/","",$this->dn);
 239     $release = preg_replace("/^cn=[^,]+,/","",$release);
 240
 241     /* Get a list of all groups
 242      */
 243     $groups = array();
 244     $ldap= $this->config->get_ldap_link();
 245     $ldap->cd($this->config->current['BASE']);
 246     $ldap->search("(objectClass=posixGroup)",array("dn"));
 247     while($attrs = $ldap->fetch()){
 248       $groups[$attrs['dn']] = array();
 249     }
 250
 251     /* Check if there are groups, useing this application
 252      */
 253     $found = array();
 254     foreach($groups as $group => $data){
 255       $ldap->cd($release.$group);
 256       $ldap->search("(objectClass=gotoMenuEntry)",array("dn"));
 257       while($attrs = $ldap->fetch()){
 258         $info = preg_replace("/".normalizePreg($release.$group)."$/","",$attrs['dn']);
 259         if(preg_match("/^cn=".$this->cn."/",$info) && !preg_match("/ou=[^,]+,/",$info)){
 260           $found[] = $attrs['dn'];
 261         }
 262       }
 263     }
 264
 265     /* Create an error message an skip remove, if
 266         this application is still in use.
 267      */
 268     if(count($found)){
 269       $objs = "";
 270       $cnt = 3;
 271       for($i = 0 ; $i < $cnt ; $i++ ){
 272         if(isset($found[$i])){
 273           $objs .= "&nbsp;".$found[$i].",";
 274         }
 275       }
 276       if(count($found) > $cnt){
 277         $objs .= "... ";
 278       }
 279       $objs = trim($objs,", ");
 280       print_red(sprintf(_("Can not remove application, it is still in use by these objects: %s."),$objs));
 281       return(FALSE);
 282     }
 283
 284     $ldap->rmDir($this->dn);
 285     new log("remove","application/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
 286     show_ldap_error($ldap->get_error(), sprintf(_("Removing of application with dn '%s' failed."),$this->dn));
 287
 288     /* Optionally execute a command after we're done */
 289     $this->handle_post_events("remove");
 290
 291     /* Delete references to object groups */
 292     $ldap->cd ($this->config->current['BASE']);
 293     $ldap->search ("(&(objectClass=gosaGroupOfNames)(member=".LDAP::prepare4filter($this->dn)."))", array("cn"));
 294     while ($ldap->fetch()){
 295       $og= new ogroup($this->config, $ldap->getDN());
 296       unset($og->member[$this->dn]);
 297       $og->save ();
 298       show_ldap_error($ldap->get_error(), sprintf(_("Removing application from objectgroup '%s' failed"), $og->dn));
 299     }
 300   }
 301
 302
 303   /* Save data to object */
 304   function save_object()
 305   {
 306     if (isset($_POST['cn'])){
 307
 308       /* Create a base backup and reset the
 309          base directly after calling plugin::save_object();
 310          Base will be set seperatly a few lines below */
 311       $base_tmp = $this->base;
 312       plugin::save_object();
 313       $this->base = $base_tmp;
 314
 315       /* Save attributes */
 316       parent::save_object();
 317
 318       /* Save application flags */
 319       $flag= "";
 320       if (isset($_POST['exec_for_groupmembers']) && $_POST['exec_for_groupmembers'] == 1){
 321         $flag.= "G";
 322       }
 323       if (isset($_POST['place_on_desktop']) && $_POST['place_on_desktop'] == 1){
 324         $flag.= "D";
 325       }
 326       if (isset($_POST['place_on_kicker']) && $_POST['place_on_kicker'] == 1){
 327         $flag.= "L";
 328       }
 329       if (isset($_POST['place_in_startmenu']) && $_POST['place_in_startmenu'] == 1){
 330         $flag.= "M";
 331       }
 332       if (isset($_POST['overwrite_config']) && $_POST['overwrite_config'] == 1){
 333         $flag.= "O";
 334       }
 335       if ($this->acl_is_writeable("gosaApplicationFlags")){
 336         $this->gosaApplicationFlags= "[$flag]";
 337       }
 338
 339       /* Remove current picture */
 340       if(isset($_POST['remove_picture'])){
 341         $this->set_picture("");
 342       }
 343
 344       /* Check for picture upload */
 345       if (isset($_FILES['picture_file']['name']) && $_FILES['picture_file']['name'] != ""){
 346
 347         if (!is_uploaded_file($_FILES['picture_file']['tmp_name'])) {
 348           print_red (_("The specified picture has not been uploaded correctly."));
 349         }
 350
 351         if (!function_exists("imagick_blob2image")){
 352           /* Get temporary file name for conversation */
 353           $fname = tempnam ("/tmp", "GOsa");
 354
 355           /* Open file and write out photoData */
 356           $fp = fopen ($fname, "w");
 357           fwrite ($fp, $_FILES['picture_file']['tmp_name']);
 358           fclose ($fp);
 359
 360           /* Build conversation query. Filename is generated automatically, so
 361              we do not need any special security checks. Exec command and save
 362              output. For PHP safe mode, you'll need a configuration which respects
 363              image magick as executable... */
 364           $query= "convert -size 48x48 $fname -resize 48x48 +profile \"*\" -";
 365           @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $query, "Execute");
 366
 367           /* Read data written by convert */
 368           $output= "";
 369           $sh= popen($query, 'r');
 370           while (!feof($sh)){
 371             $output.= fread($sh, 4096);
 372           }
 373           pclose($sh);
 374
 375           unlink($fname);
 376         } else {
 377
 378           /* Load the new uploaded Photo */
 379           if(!$handle  =  imagick_ReadImage($_FILES['picture_file']['tmp_name'])){
 380             print_red(_("Can't access uploaded image."));
 381           }
 382
 383           /* Resizing image to 147x200 and blur */
 384           if(!imagick_resize($handle,48,48,IMAGICK_FILTER_GAUSSIAN,0)){
 385             print_red(_("Uploaded image could not be resized, possilby the image magick extension is missing."));
 386           }
 387
 388           /* Converting image to JPEG */
 389           if(!imagick_convert($handle,"PNG")) {
 390             print_red(_("Could not convert image to png, possilby the image magick extension is missing."));
 391           }
 392
 393           if(!imagick_writeimage($handle,$_FILES['picture_file']['tmp_name'])){
 394             print_red(sprintf(_("Could not save uploaded image to %s."),$_FILES['picture_file']['tmp_name']));
 395           }
 396
 397           imagick_free($handle);
 398         }
 399
 400         /* Activate new picture */
 401         $this->set_picture($_FILES['picture_file']['tmp_name']);
 402       }
 403
 404       if(!$this->isReleaseApplikation){
 405         $tmp = $this->get_allowed_bases();
 406         if(isset($_POST['base'])){
 407           if(isset($tmp[$_POST['base']])){
 408             $this->base= $_POST['base'];
 409           }
 410         }
 411       }
 412     }
 413   }
 414
 415
 416   /* Check values */
 417   function check()
 418   {
 419     /* Call common method to give check the hook */
 420     $message= plugin::check();
 421
 422     if(!preg_match("#^/#",$this->gosaApplicationExecute)){
 423       $message[]=(_("Specified execute path must start with '/'."));
 424     }
 425
 426     /* Permissions for that base? */
 427     if ($this->base != ""){
 428       $new_dn= "cn=".$this->cn.",".get_ou('applicationou').$this->base;
 429     } else {
 430       $new_dn= $this->dn;
 431     }
 432
 433
 434     if($this->dn == "new"){
 435       $this->set_acl_base($this->base);
 436     }
 437
 438     /* All required fields are set? */
 439     if ($this->cn == ""){
 440       $message[]= _("Required field 'Name' is not filled.");
 441     }
 442
 443     if(preg_match("/[^a-z0-9]/",$this->cn))     {
 444       $message[]=_("Invalid character in application name. Only a-z 0-9 are allowed.");
 445     }
 446
 447     if ($this->gosaApplicationExecute == ""){
 448       $message[]= _("Required field 'Execute' is not filled.");
 449     }
 450
 451     /* Check for existing application */
 452     $ldap= $this->config->get_ldap_link();
 453     $ldap->cd($this->config->current["BASE"]);
 454
 455     $tmp = $this->config->search("faiManagement", "CLASS",array('menu','tabs'));
 456     $appfilter = session::get('appfilter');
 457     if((!empty($tmp)) && (isset($appfilter['release']))){
 458       $baseDn = str_replace($this->config->current['BASE'],$this->base,$appfilter['release']);
 459       $baseDn = preg_replace("/".get_ou('applicationou').".*/",get_ou('applicationou').$this->base,$appfilter['release']);
 460       $ldap->ls("(&(objectClass=gosaApplication)(cn=".$this->cn."))",$baseDn,array("cn"));
 461       if($ldap->count()){
 462         $attrs = $ldap->fetch();
 463         if($this->dn != $attrs['dn']) {
 464           $message[]= _("There's already an application with this 'Name'.");
 465         }
 466       }
 467     }else{
 468       $ldap->ls("(&(objectClass=gosaApplication)(cn=".$this->cn."))",get_ou('applicationou').$this->base,array("cn"));
 469       if ($ldap->count()){
 470         $attrs = $ldap->fetch();
 471         if($this->dn != $attrs['dn']) {
 472           $message[]= _("There's already an application with this 'Name'.");
 473         }
 474       }
 475     }
 476     return $message;
 477   }
 478
 479
 480   /* Save to LDAP */
 481   function save()
 482   {
 483     /* Get application script without header part, to check if we must save the script itself */
 484     $script = preg_replace('/.*### END HEADER ###/s', '', $this->gotoLogonScript);
 485
 486     plugin::save();
 487     $this->attrs["gosaApplicationIcon"]= $this->gosaApplicationIcon;
 488
 489     /* Write back to ldap */
 490     $ldap= $this->config->get_ldap_link();
 491     $ldap->cat($this->dn, array('dn'));
 492
 493     $a= $ldap->fetch();
 494     if (count($a)){
 495
 496       /* Remove gotoLogonScript if it is empty */
 497       if(empty($script))    {
 498         $this->attrs['gotoLogonScript'] = array();
 499       }
 500
 501       $ldap->cd($this->dn);
 502       $this->cleanup();
 503       $ldap->modify ($this->attrs);
 504       $this->handle_post_events("modify");
 505       new log("modify","application/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
 506     } else {
 507
 508       /* Remove gotoLogonScript if it is empty */
 509       if(empty($script))    {
 510         unset($this->attrs['gotoLogonScript']);
 511       }
 512
 513       $ldap->cd($this->config->current['BASE']);
 514       $ldap->create_missing_trees(preg_replace('/^[^,]+,/', '', $this->dn));
 515       $ldap->cd($this->dn);
 516       $ldap->add($this->attrs);
 517       new log("create","application/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
 518       $this->handle_post_events("add");
 519     }
 520     show_ldap_error($ldap->get_error(), sprintf(_("Saving of application with dn '%s' failed."),$this->dn));
 521   }
 522
 523   function set_picture($filename)
 524   {
 525     if (!is_file($filename)){
 526       $filename= "./images/default_icon.png";
 527       $this->gosaApplicationIcon= "*removed*";
 528     }
 529
 530     if (file_exists($filename)){
 531       $fd = fopen ($filename, "rb");
 532       $this->iconData= fread ($fd, filesize ($filename));
 533       session::set('binary',$this->iconData);
 534       session::set('binarytype',"image/jpeg");
 535       $this->gosaApplicationIcon= $this->iconData;
 536
 537       fclose ($fd);
 538     }
 539   }
 540
 541   function getCopyDialog()
 542   {
 543     $vars = array("cn");
 544
 545     $str ="<h2>"._("Application settings")."</h2>
 546       <table>
 547       <tr>
 548       <td>".
 549       _("Application name").
 550       "</td>
 551       <td>
 552       <input id='gosaApplicationName' name='cn' size='35' maxlength='60'
 553       value='".$this->cn."'
 554       title='"._("Application name to be displayed (i.e. below icons)")."'>
 555       </td>
 556       </tr>
 557       </table>";
 558     $ret = array();
 559     $ret['status'] = "";
 560     $ret['string'] = $str;
 561     return($ret);
 562   }
 563
 564   function saveCopyDialog()
 565   {
 566     if(isset($_POST['cn'])){
 567       $this->cn = $_POST['cn'];
 568     }
 569   }
 570
 571
 572   function PrepareForCopyPaste($source)
 573   {
 574     plugin::PrepareForCopyPaste($source);
 575     $source_o = new application($this->config,$source['dn']);
 576     $this->gosaApplicationIcon = $source_o->gosaApplicationIcon;
 577   }
 578
 579
 580   /* Return plugin informations for acl handling
 581       #FIXME FAIscript seams to ununsed within this class... */
 582   static function plInfo()
 583   {
 584     return (array(
 585           "plShortName"   => _("Generic"),
 586           "plDescription" => _("Application generic"),
 587           "plSelfModify"  => FALSE,
 588           "plDepends"     => array(),
 589           "plPriority"    => 0,
 590           "plSection"     => array("administration"),
 591           "plCategory"    => array("application" => array("description"  => _("Application"),
 592                                                           "objectClass"  => "gosaApplication")),
 593           "plProvidedAcls"=> array(
 594             "cn"                => _("Name"),
 595             "base"              => _("Base"),
 596             "description"       => _("Description"),
 597             "gosaApplicationExecute"  => _("Execute"),
 598             "gosaApplicationName"     => _("Name"),
 599             "gosaApplicationIcon"     => _("Icon"),
 600             "gosaApplicationFlags"    => _("Flag"),
 601             "gotoLogonScript"         => _("Script content"),
 602
 603             "exec_for_groupmembers" => _("Only executable for members"),              // G
 604             "place_on_desktop"      => _("Place icon on members desktop"),            // D
 605             "place_on_kicker"       => _("Place entry in members launch bar"),        // L
 606             "place_in_startmenu"    => _("Place entry in members startmenu"),         // M
 607             "overwrite_config"      => _("Replace user configuration on startup"))  // O
 608             ));
 609   }
 610 }
 611 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
 612 ?>