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

   1 <?php
   2 class application extends plugin
   3 {
   4   /* application attributes */
   5   var $cn= "";
   6   var $description= "";
   7   var $base= "";
   8   var $gosaApplicationExecute= "";
   9   var $gosaApplicationName= "";
  10   var $gosaApplicationFlags= "";
  11   var $gosaApplicationIcon= "";
  12   var $gotoLogonScript  ="";
  13   var $iconData;
  14   var $view_logged = FALSE;
  15
  16   /* Headpage attributes */
  17   var $last_sorting= "invalid";
  18   var $applications= array();
  19
  20   var $orig_base = "";
  21   var $orig_cn = "";
  22   var $orig_dn = "";
  23
  24   /* attribute list for save action */
  25   var $attributes= array("cn", "description", "gosaApplicationExecute", "gosaApplicationName","gosaApplicationIcon",
  26       "gosaApplicationFlags","gotoLogonScript");
  27
  28   var $objectclasses= array("top", "gosaApplication");
  29   var $FAIstate ="";
  30
  31   function application (&$config, $dn= NULL, $parent= NULL)
  32   {
  33     plugin::plugin ($config, $dn, $parent);
  34
  35     /* Load icon */
  36     $ldap= $config->get_ldap_link();
  37     $this->orig_dn = $dn;
  38     if ($dn != 'new'){
  39       $this->iconData= $ldap->get_attribute($dn, "gosaApplicationIcon");
  40       $this->saved_attributes['gosaApplicationIcon'] = $this->iconData;
  41     }
  42     if ($this->iconData == ""){
  43       $this->set_picture("");
  44     }
  45     session::set('binary',$this->iconData);
  46     session::set('binarytype',"image/jpeg");
  47     $this->gosaApplicationIcon= $this->iconData;
  48
  49     /* This is always an account */
  50     $this->is_account= TRUE;
  51
  52     if ($this->dn == "new"){
  53       if(session::is_set('CurrentMainBase')){
  54         $this->base = session::get('CurrentMainBase');
  55       }else{
  56         $ui= get_userinfo();
  57         $this->base= dn2base($ui->dn);
  58       }
  59     } else {
  60       $this->base= preg_replace ("/^[^,]+,".get_ou('applicationou')."/", "", $this->dn);
  61     }
  62
  63     $this->orig_cn = $this->cn;
  64     $this->orig_base = $this->base;
  65   }
  66
  67
  68   function generateTemplate()
  69   {
  70     $str= "# This code is part of GOsa (https://gosa.gonicus.de)\n#\n";
  71
  72     $values = array();
  73     $names      = array();
  74     if($this->parent->by_object['applicationParameters']->is_account){
  75       $names = $this->parent->by_object['applicationParameters']->option_name;
  76       $values = $this->parent->by_object['applicationParameters']->option_value;
  77     }
  78
  79     if (count($names)){
  80       $str .="# This plugin handles these environment variables:\n";
  81     } else {
  82       $str .="# This plugin handles no environment variables.\n";
  83     }
  84
  85     foreach($names as $index => $name){
  86
  87       // Fix length
  88       for($i = strlen($name) ; $i < 30 ; $i++){
  89         $name= $name." ";
  90       }
  91       if((isset($values[$index]))&&(!empty($values[$index]))){
  92         $str.= "# ".$name."\t(e.g. '".$values[$index]."')\n";
  93       }else{
  94         $str.= "# ".$name."\t("._("no example").")\n";
  95       }
  96     }
  97     $str .= "#\n".
  98       "# Don't remove the following tag, it is used for header update.\n".
  99       "### END HEADER ###";
 100
 101     return($str);
 102   }
 103
 104   function execute()
 105   {
 106     /* Call parent execute */
 107     plugin::execute();
 108
 109     /* Log view */
 110     if($this->is_account && !$this->view_logged){
 111       $this->view_logged = TRUE;
 112       new log("view","application/".get_class($this),$this->dn);
 113     }
 114
 115     $smarty= get_smarty();
 116
 117     $tmp = $this->plInfo();
 118     foreach($tmp['plProvidedAcls'] as $name => $translation){
 119       $smarty->assign($name."ACL",$this->getacl($name, preg_match("/freeze/i",$this->FAIstate)));
 120     }
 121
 122     /* Do we represent a valid group? */
 123     if (!$this->is_account && $this->parent === NULL){
 124       $display= "<img alt=\"\" src=\"images/small-error.png\" align=\"middle\">&nbsp;<b>".
 125         msgPool::noValidExtension(_("application"))."</b>";
 126       return ($display);
 127     }
 128
 129     /* Download requested */
 130     foreach($_POST as $name => $value){
 131       if(preg_match("/^downloadScript/",$name)){
 132         session::set('binary',$this->gotoLogonScript);
 133         session::set('binarytype',"octet-stream");
 134         session::set('binaryfile',$this->cn.".gosaApplication");
 135         header("location: getbin.php ");
 136         exit();
 137       }
 138     }
 139
 140     /* Reassign picture data, sometimes its corrupt cause we started a download of application scripts */
 141     session::set('binary',$this->iconData);
 142     session::set('binarytype',"image/jpeg");
 143
 144     $smarty->assign("rand", rand(0, 10000));
 145     $head = $this->generateTemplate();
 146     $this->gotoLogonScript= $this->generateTemplate().preg_replace('/.*### END HEADER ###/s', '', $this->gotoLogonScript);
 147
 148     if((isset($_POST['upLoad']))&&(isset($_FILES['ScriptFile'])) && !preg_match("/freeze/i",$this->FAIstate)){
 149       $str = file_get_contents($_FILES['ScriptFile']['tmp_name']);
 150       $this->gotoLogonScript = $str;
 151     }
 152
 153     /* Fill templating stuff */
 154     $smarty->assign("cn", $this->cn);
 155     if(!$this->is_release()){
 156       $smarty->assign("bases", $this->get_allowed_bases());
 157     }else{
 158       $smarty->assign("bases", array());
 159     }
 160     if ($this->dn == "new"){
 161       $smarty->assign("selectmode", "");
 162       $smarty->assign("namemode", "");
 163     } else {
 164       $smarty->assign("namemode", "readonly");
 165       $smarty->assign("selectmode", "disabled");
 166     }
 167
 168     /* Base select dialog */
 169     $once = true;
 170     foreach($_POST as $name => $value){
 171       if(preg_match("/^chooseBase/",$name) && $once && !preg_match("/freeze/i",$this->FAIstate)){
 172         $once = false;
 173         $this->dialog = new baseSelectDialog($this->config,$this,$this->get_allowed_bases());
 174         $this->dialog->setCurrentBase($this->base);
 175       }
 176     }
 177
 178     /* Dialog handling */
 179     if(is_object($this->dialog)){
 180       /* Must be called before save_object */
 181       $this->dialog->save_object();
 182
 183       if($this->dialog->isClosed()){
 184         $this->dialog = false;
 185       }elseif($this->dialog->isSelected()){
 186
 187         /* Just allow selection valid bases */
 188         $tmp = $this->get_allowed_bases();
 189         if(isset($tmp[$this->dialog->isSelected()])){
 190           $this->base = $this->dialog->isSelected();
 191         }
 192         $this->dialog= false;
 193       }else{
 194         return($this->dialog->execute());
 195       }
 196     }
 197
 198     /* Get random number for pictures */
 199     srand((double)microtime()*1000000);
 200     $smarty->assign("rand", rand(0, 10000));
 201
 202     /* Variables */
 203     foreach(array("description", "gosaApplicationExecute", "gosaApplicationName","cn") as $val){
 204       $smarty->assign($val, $this->$val);
 205     }
 206
 207     /* Checkboxes */
 208     foreach (array("G" => "exec_for_groupmembers", "O" => "overwrite_config",
 209           "L" => "place_on_kicker",
 210           "D" => "place_on_desktop", "M" => "place_in_startmenu") as $key => $val){
 211       if (preg_match("/$key/", $this->gosaApplicationFlags)){
 212         $smarty->assign("$val", "checked");
 213       } else {
 214         $smarty->assign("$val", "");
 215       }
 216     }
 217
 218     $smarty->assign("isReleaseApplikation" ,$this->is_release());
 219     $smarty->assign("gotoLogonScript",htmlentities($this->gotoLogonScript, ENT_COMPAT, 'UTF-8'));
 220     $smarty->assign("base_select", $this->base);
 221     /* Show main page */
 222     return($smarty->fetch (get_template_path('generic.tpl', TRUE)));
 223   }
 224
 225
 226   function remove_from_parent()
 227   {
 228     restore_error_handler();
 229
 230     /* Parse release out of object dn */
 231     $release = preg_replace("/".get_ou("applicationou").normalizePreg($this->base)."$/","",$this->dn);
 232     $release = preg_replace("/^cn=[^,]+,/","",$release);
 233
 234     /* Get a list of all groups
 235      */
 236     $groups = array();
 237     $ldap= $this->config->get_ldap_link();
 238     $ldap->cd($this->config->current['BASE']);
 239     $ldap->search("(objectClass=posixGroup)",array("dn"));
 240     while($attrs = $ldap->fetch()){
 241       $groups[$attrs['dn']] = array();
 242     }
 243
 244     /* Check if there are groups, useing this application
 245      */
 246     $found = array();
 247     foreach($groups as $group => $data){
 248       $ldap->cd($release.$group);
 249       $ldap->search("(objectClass=gotoMenuEntry)",array("dn"));
 250       while($attrs = $ldap->fetch()){
 251         $info = preg_replace("/".normalizePreg($release.$group)."$/","",$attrs['dn']);
 252         if(preg_match("/^cn=".$this->cn."/",$info) && !preg_match("/ou=[^,]+,/",$info)){
 253           $found[] = $attrs['dn'];
 254         }
 255       }
 256     }
 257
 258     /* Create an error message an skip remove, if
 259         this application is still in use.
 260      */
 261     if(count($found)){
 262       msg_dialog::display(_("Error"), sprintf(_("Cannot remove application - it is still in use by these objects: %s"), "<br>".msgPool::buildList($found)), ERROR_DIALOG);
 263       return(FALSE);
 264     }
 265
 266     $ldap->rmDir($this->dn);
 267     new log("remove","application/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
 268     if (!$ldap->success()){
 269       msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dn, LDAP_DEL, get_class()), ERROR_DIALOG);
 270     }
 271
 272     /* Optionally execute a command after we're done */
 273     $this->handle_post_events("remove");
 274
 275     /* Delete references to object groups */
 276     $ldap->cd ($this->config->current['BASE']);
 277     $ldap->search ("(&(objectClass=gosaGroupOfNames)(member=".LDAP::prepare4filter($this->dn)."))", array("cn"));
 278     while ($ldap->fetch()){
 279       $og= new ogroup($this->config, $ldap->getDN());
 280       unset($og->member[$this->dn]);
 281       $og->save ();
 282       if (!$ldap->success()){
 283         msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dn, 0, get_class()), ERROR_DIALOG);
 284       }
 285     }
 286   }
 287
 288
 289   /* Save data to object */
 290   function save_object()
 291   {
 292     if(preg_match("/freeze/i",$this->FAIstate)){
 293       return;
 294     }
 295
 296     if (isset($_POST['cn'])){
 297
 298       /* Create a base backup and reset the
 299          base directly after calling plugin::save_object();
 300          Base will be set seperatly a few lines below */
 301       $base_tmp = $this->base;
 302       plugin::save_object();
 303       $this->base = $base_tmp;
 304
 305       /* Save attributes */
 306       parent::save_object();
 307
 308       /* Save application flags */
 309       $flag= "";
 310       if (isset($_POST['exec_for_groupmembers']) && $_POST['exec_for_groupmembers'] == 1){
 311         $flag.= "G";
 312       }
 313       if (isset($_POST['place_on_desktop']) && $_POST['place_on_desktop'] == 1){
 314         $flag.= "D";
 315       }
 316       if (isset($_POST['place_on_kicker']) && $_POST['place_on_kicker'] == 1){
 317         $flag.= "L";
 318       }
 319       if (isset($_POST['place_in_startmenu']) && $_POST['place_in_startmenu'] == 1){
 320         $flag.= "M";
 321       }
 322       if (isset($_POST['overwrite_config']) && $_POST['overwrite_config'] == 1){
 323         $flag.= "O";
 324       }
 325       if ($this->acl_is_writeable("gosaApplicationFlags")){
 326         $this->gosaApplicationFlags= "[$flag]";
 327       }
 328
 329       /* Remove current picture */
 330       if(isset($_POST['remove_picture'])){
 331         $this->set_picture("");
 332       }
 333
 334       /* Check for picture upload */
 335       if (isset($_FILES['picture_file']['name']) && $_FILES['picture_file']['name'] != ""){
 336
 337         if (!is_uploaded_file($_FILES['picture_file']['tmp_name'])) {
 338           msg_dialog::display(_("Error"), msgPool::incorrectUpload(), ERROR_DIALOG);
 339         }
 340
 341         if (!function_exists("imagick_blob2image")){
 342           /* Get temporary file name for conversation */
 343           $fname = tempnam (TEMP_DIR, "GOsa");
 344
 345           /* Open file and write out photoData */
 346           $fp = fopen ($fname, "w");
 347           fwrite ($fp, $_FILES['picture_file']['tmp_name']);
 348           fclose ($fp);
 349
 350           /* Build conversation query. Filename is generated automatically, so
 351              we do not need any special security checks. Exec command and save
 352              output. For PHP safe mode, you'll need a configuration which respects
 353              image magick as executable... */
 354           $query= "convert -size 48x48 $fname -resize 48x48 +profile \"*\" -";
 355           @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $query, "Execute");
 356
 357           /* Read data written by convert */
 358           $output= "";
 359           $sh= popen($query, 'r');
 360           while (!feof($sh)){
 361             $output.= fread($sh, 4096);
 362           }
 363           pclose($sh);
 364
 365           unlink($fname);
 366         } else {
 367
 368           /* Load the new uploaded Photo */
 369           if(!$handle  =  imagick_ReadImage($_FILES['picture_file']['tmp_name'])){
 370             msg_dialog::display(_("Error"), msgPool::incorrectUpload(_("no read permission")), ERROR_DIALOG);
 371           }
 372
 373           /* Resizing image to 147x200 and blur */
 374           if(!imagick_resize($handle,48,48,IMAGICK_FILTER_GAUSSIAN,0)){
 375             msg_dialog::display(_("Error"), msgPool::incorrectUpload(_("cannot resize image")), ERROR_DIALOG);
 376           }
 377
 378           /* Converting image to JPEG */
 379           if(!imagick_convert($handle,"PNG")) {
 380             msg_dialog::display(_("Error"), msgPool::incorrectUpload(_("cannot convert image")), ERROR_DIALOG);
 381           }
 382
 383           if(!imagick_writeimage($handle,$_FILES['picture_file']['tmp_name'])){
 384             msg_dialog::display(_("Error"), msgPool::incorrectUpload(sprintf(_("cannot save image to '%s'"), $_FILES['picture_file']['tmp_name'])), ERROR_DIALOG);
 385           }
 386
 387           imagick_free($handle);
 388         }
 389
 390         /* Activate new picture */
 391         $this->set_picture($_FILES['picture_file']['tmp_name']);
 392       }
 393
 394       if(!$this->is_release()){
 395         $tmp = $this->get_allowed_bases();
 396         if(isset($_POST['base'])){
 397           if(isset($tmp[$_POST['base']])){
 398             $this->base= $_POST['base'];
 399           }
 400         }
 401       }
 402     }
 403   }
 404
 405
 406   /* Check values */
 407   function check()
 408   {
 409     /* Call common method to give check the hook */
 410     $message= plugin::check();
 411
 412     if(!preg_match("#^/#",$this->gosaApplicationExecute)){
 413       $message[]=msgPool::invalid(_("Execute path"),"","","/some/path");
 414     }
 415
 416     /* Permissions for that base? */
 417     if ($this->base != ""){
 418       $new_dn= "cn=".$this->cn.",".get_ou('applicationou').$this->base;
 419     } else {
 420       $new_dn= $this->dn;
 421     }
 422
 423
 424     if($this->dn == "new"){
 425       $this->set_acl_base($this->base);
 426     }
 427
 428     /* All required fields are set? */
 429     if ($this->cn == ""){
 430       $message[]= msgPool::required(_("Name"));
 431     }
 432
 433     if(preg_match("/[^a-z0-9_-]/",$this->cn))   {
 434       $message[]=msgPool::invalid(_("Name"),$this->cn,"/^[a-z0-9_-]*$/");
 435     }
 436
 437     if ($this->gosaApplicationExecute == ""){
 438       $message[]= msgPool::required(_("Execute"));
 439     }
 440
 441     /* Check for existing application */
 442     $ldap= $this->config->get_ldap_link();
 443     $ldap->cd($this->config->current["BASE"]);
 444
 445     $tmp = $this->config->search("faiManagement", "CLASS",array('menu','tabs'));
 446
 447     if($this->is_release()){
 448       $base = $this->parent->parent->app_release;
 449     }else{
 450       $base = get_ou('applicationou').$this->base;
 451     }
 452
 453     $ldap->ls("(&(objectClass=gosaApplication)(cn=".$this->cn."))",$base,array("cn"));
 454     if($ldap->count()){
 455       $attrs = $ldap->fetch();
 456       if($this->dn != $attrs['dn']) {
 457         $message[]= msgPool::duplicated("cn");
 458       }
 459     }
 460
 461     /* Check if we are allowed to create or move this object
 462      */
 463     if($this->orig_dn == "new" && !$this->acl_is_createable($this->base)){
 464       $message[] = msgPool::permCreate();
 465     }elseif($this->orig_dn != "new" && $this->base != $this->orig_base && !$this->acl_is_moveable($this->base)){
 466       $message[] = msgPool::permMove();
 467     }
 468
 469     return $message;
 470   }
 471
 472
 473   /* Save to LDAP */
 474   function save()
 475   {
 476     /* Get application script without header part, to check if we must save the script itself */
 477     $script = preg_replace('/.*### END HEADER ###/s', '', $this->gotoLogonScript);
 478
 479     plugin::save();
 480     $this->attrs["gosaApplicationIcon"]= $this->gosaApplicationIcon;
 481
 482     /* Write back to ldap */
 483     $ldap= $this->config->get_ldap_link();
 484     $ldap->cat($this->dn, array('dn'));
 485
 486     $a= $ldap->fetch();
 487     if (count($a)){
 488
 489       /* Remove gotoLogonScript if it is empty */
 490       if(empty($script))    {
 491         $this->attrs['gotoLogonScript'] = array();
 492       }
 493
 494       $ldap->cd($this->dn);
 495       $this->cleanup();
 496       $ldap->modify ($this->attrs);
 497       $this->handle_post_events("modify");
 498       new log("modify","application/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
 499     } else {
 500
 501       /* Remove gotoLogonScript if it is empty */
 502       if(empty($script))    {
 503         unset($this->attrs['gotoLogonScript']);
 504       }
 505
 506       $ldap->cd($this->config->current['BASE']);
 507       $ldap->create_missing_trees(preg_replace('/^[^,]+,/', '', $this->dn));
 508       $ldap->cd($this->dn);
 509       $ldap->add($this->attrs);
 510       new log("create","application/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
 511       $this->handle_post_events("add");
 512     }
 513     if (!$ldap->success()){
 514       msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dn, 0, get_class()), ERROR_DIALOG);
 515     }
 516   }
 517
 518
 519   function is_release()
 520   {
 521     if(isset($this->parent->parent)){
 522       return($this->parent->parent->IsReleaseManagementActivated());
 523     }else{
 524       /* Check if we should enable the release selection */
 525       $tmp = $this->config->search("faiManagement", "CLASS",array('menu','tabs'));
 526       if(!empty($tmp)){
 527         return(true);
 528       }
 529     }
 530     return(FALSE);
 531   }
 532
 533
 534   function set_picture($filename)
 535   {
 536     if (!is_file($filename)){
 537       $filename= "./images/default_icon.png";
 538       $this->gosaApplicationIcon= "*removed*";
 539     }
 540
 541     if (file_exists($filename)){
 542       $fd = fopen ($filename, "rb");
 543       $this->iconData= fread ($fd, filesize ($filename));
 544       session::set('binary',$this->iconData);
 545       session::set('binarytype',"image/jpeg");
 546       $this->gosaApplicationIcon= $this->iconData;
 547
 548       fclose ($fd);
 549     }
 550   }
 551
 552   function getCopyDialog()
 553   {
 554     $vars = array("cn");
 555
 556     $str ="<h2>"._("Application settings")."</h2>
 557       <table>
 558       <tr>
 559       <td>".
 560       _("Application name").
 561       "</td>
 562       <td>
 563       <input id='gosaApplicationName' name='cn' size='35' maxlength='60'
 564       value='".$this->cn."'
 565       title='"._("Application name to be displayed (i.e. below icons)")."'>
 566       </td>
 567       </tr>
 568       </table>";
 569     $ret = array();
 570     $ret['status'] = "";
 571     $ret['string'] = $str;
 572     return($ret);
 573   }
 574
 575   function saveCopyDialog()
 576   {
 577     if(isset($_POST['cn'])){
 578       $this->cn = $_POST['cn'];
 579     }
 580   }
 581
 582
 583   function PrepareForCopyPaste($source)
 584   {
 585     plugin::PrepareForCopyPaste($source);
 586     $source_o = new application($this->config,$source['dn']);
 587     $this->gosaApplicationIcon = $source_o->gosaApplicationIcon;
 588   }
 589
 590
 591   /* Return plugin informations for acl handling
 592       #FIXME FAIscript seams to ununsed within this class... */
 593   static function plInfo()
 594   {
 595     return (array(
 596           "plShortName"   => _("Generic"),
 597           "plDescription" => _("Application generic"),
 598           "plSelfModify"  => FALSE,
 599           "plDepends"     => array(),
 600           "plPriority"    => 0,
 601           "plSection"     => array("administration"),
 602           "plCategory"    => array("application" => array("description"  => _("Application"),
 603                                                           "objectClass"  => "gosaApplication")),
 604           "plProvidedAcls"=> array(
 605             "cn"                => _("Name"),
 606             "base"              => _("Base"),
 607             "description"       => _("Description"),
 608             "gosaApplicationExecute"  => _("Execute"),
 609             "gosaApplicationName"     => _("Name"),
 610             "gosaApplicationIcon"     => _("Icon"),
 611             "gosaApplicationFlags"    => _("Flag"),
 612             "gotoLogonScript"         => _("Script content"),
 613
 614             "exec_for_groupmembers" => _("Only executable for members"),              // G
 615             "place_on_desktop"      => _("Place icon on members desktop"),            // D
 616             "place_on_kicker"       => _("Place entry in members launch bar"),        // L
 617             "place_in_startmenu"    => _("Place entry in members startmenu"),         // M
 618             "overwrite_config"      => _("Replace user configuration on startup"))  // O
 619             ));
 620   }
 621 }
 622 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
 623 ?>