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('applicationRDN')."/", "", $this->dn);
  61     }
  62
  63     $this->orig_cn = $this->cn;
  64     $this->orig_base = $this->base;
  65     $this->gosaApplicationFlags = preg_replace("/[^GDLMO]/","",$this->gosaApplicationFlags);
  66   }
  67
  68
  69   function generateTemplate()
  70   {
  71     $str= "# This code is part of GOsa (https://gosa.gonicus.de)\n#\n";
  72
  73     $values = array();
  74     $names      = array();
  75     if($this->parent->by_object['applicationParameters']->is_account){
  76       $names = $this->parent->by_object['applicationParameters']->option_name;
  77       $values = $this->parent->by_object['applicationParameters']->option_value;
  78     }
  79
  80     if (count($names)){
  81       $str .="# This plugin handles these environment variables:\n";
  82     } else {
  83       $str .="# This plugin handles no environment variables.\n";
  84     }
  85
  86     foreach($names as $index => $name){
  87
  88       // Fix length
  89       for($i = strlen($name) ; $i < 30 ; $i++){
  90         $name= $name." ";
  91       }
  92       if((isset($values[$index]))&&(!empty($values[$index]))){
  93         $str.= "# ".$name."\t(e.g. '".$values[$index]."')\n";
  94       }else{
  95         $str.= "# ".$name."\t("._("no example").")\n";
  96       }
  97     }
  98     $str .= "#\n".
  99       "# Don't remove the following tag, it is used for header update.\n".
 100       "### END HEADER ###";
 101
 102     return($str);
 103   }
 104
 105   function execute()
 106   {
 107     /* Call parent execute */
 108     plugin::execute();
 109
 110     /* Log view */
 111     if($this->is_account && !$this->view_logged){
 112       $this->view_logged = TRUE;
 113       new log("view","application/".get_class($this),$this->dn);
 114     }
 115
 116     $smarty= get_smarty();
 117
 118     $tmp = $this->plInfo();
 119     foreach($tmp['plProvidedAcls'] as $name => $translation){
 120       $smarty->assign($name."ACL",$this->getacl($name, preg_match("/freeze/i",$this->FAIstate)));
 121     }
 122     $smarty->assign("IconReadable", $this->acl_is_readable("gosaApplicationIcon"));
 123
 124     /* Do we represent a valid group? */
 125     if (!$this->is_account && $this->parent === NULL){
 126       $display= "<img alt=\"\" src=\"images/small-error.png\" align=\"middle\">&nbsp;<b>".
 127         msgPool::noValidExtension(_("application"))."</b>";
 128       return ($display);
 129     }
 130
 131     /* Download requested */
 132     foreach($_POST as $name => $value){
 133       if(preg_match("/^downloadScript/",$name)){
 134         session::set('binary',$this->gotoLogonScript);
 135         session::set('binarytype',"octet-stream");
 136         session::set('binaryfile',$this->cn.".gosaApplication");
 137         header("location: getbin.php ");
 138         exit();
 139       }
 140     }
 141
 142     /* Reassign picture data, sometimes its corrupt cause we started a download of application scripts */
 143     session::set('binary',$this->iconData);
 144     session::set('binarytype',"image/jpeg");
 145
 146     $smarty->assign("rand", rand(0, 10000));
 147     $head = $this->generateTemplate();
 148     $this->gotoLogonScript= $this->generateTemplate().preg_replace('/.*### END HEADER ###/s', '', $this->gotoLogonScript);
 149
 150     if((isset($_POST['upLoad']))&&(isset($_FILES['ScriptFile'])) && !preg_match("/freeze/i",$this->FAIstate)){
 151       $str = file_get_contents($_FILES['ScriptFile']['tmp_name']);
 152       $this->gotoLogonScript = $str;
 153     }
 154
 155     /* Fill templating stuff */
 156     $smarty->assign("cn", $this->cn);
 157     if(!$this->is_release()){
 158       $smarty->assign("bases", $this->get_allowed_bases());
 159     }else{
 160       $smarty->assign("bases", array());
 161     }
 162     if ($this->dn == "new"){
 163       $smarty->assign("selectmode", "");
 164       $smarty->assign("namemode", "");
 165     } else {
 166       $smarty->assign("namemode", "readonly");
 167       $smarty->assign("selectmode", "disabled");
 168     }
 169
 170     /* Base select dialog */
 171     $once = true;
 172     foreach($_POST as $name => $value){
 173       if(preg_match("/^chooseBase/",$name) && $once && !preg_match("/freeze/i",$this->FAIstate)){
 174         $once = false;
 175         $this->dialog = new baseSelectDialog($this->config,$this,$this->get_allowed_bases());
 176         $this->dialog->setCurrentBase($this->base);
 177       }
 178     }
 179
 180     /* Dialog handling */
 181     if(is_object($this->dialog)){
 182       /* Must be called before save_object */
 183       $this->dialog->save_object();
 184
 185       if($this->dialog->isClosed()){
 186         $this->dialog = false;
 187       }elseif($this->dialog->isSelected()){
 188
 189         /* Just allow selection valid bases */
 190         $tmp = $this->get_allowed_bases();
 191         if(isset($tmp[$this->dialog->isSelected()])){
 192           $this->base = $this->dialog->isSelected();
 193         }
 194         $this->dialog= false;
 195       }else{
 196         return($this->dialog->execute());
 197       }
 198     }
 199
 200     /* Get random number for pictures */
 201     srand((double)microtime()*1000000);
 202     $smarty->assign("rand", rand(0, 10000));
 203
 204     /* Variables */
 205     foreach(array("description", "gosaApplicationExecute", "gosaApplicationName","cn") as $val){
 206       $smarty->assign($val, $this->$val);
 207     }
 208
 209     /* Checkboxes */
 210     foreach (array("G" => "execForGroupmembers", "O" => "overwriteConfig",
 211           "L" => "placeOnKicker",
 212           "D" => "placeOnDesktop", "M" => "placeInStartmenu") as $key => $val){
 213       if (preg_match("/$key/", $this->gosaApplicationFlags) && $this->acl_is_readable("$val")){
 214         $smarty->assign("$val", "checked");
 215       } else {
 216         $smarty->assign("$val", "");
 217       }
 218     }
 219
 220     $smarty->assign("isReleaseApplikation" ,$this->is_release());
 221     $smarty->assign("gotoLogonScript",htmlentities($this->gotoLogonScript, ENT_COMPAT, 'UTF-8'));
 222     $smarty->assign("base_select", $this->base);
 223     /* Show main page */
 224     return($smarty->fetch (get_template_path('generic.tpl', TRUE)));
 225   }
 226
 227
 228   function remove_from_parent()
 229   {
 230     restore_error_handler();
 231
 232     /* Parse release out of object dn */
 233     $release = preg_replace("/".get_ou("applicationRDN").preg_quote($this->base, '/')."$/","",$this->dn);
 234     $release = preg_replace("/^cn=[^,]+,/","",$release);
 235
 236     /* Get a list of all groups
 237      */
 238     $groups = array();
 239     $ldap= $this->config->get_ldap_link();
 240     $ldap->cd($this->config->current['BASE']);
 241     $ldap->search("(objectClass=posixGroup)",array("dn"));
 242     while($attrs = $ldap->fetch()){
 243       $groups[$attrs['dn']] = array();
 244     }
 245
 246     /* Check if there are groups, useing this application
 247      */
 248     $found = array();
 249     foreach($groups as $group => $data){
 250       $ldap->cd($release.$group);
 251       $ldap->search("(objectClass=gotoMenuEntry)",array("dn"));
 252       while($attrs = $ldap->fetch()){
 253         $info = preg_replace("/".preg_quote($release.$group, '/')."$/","",$attrs['dn']);
 254         if(preg_match("/^cn=".$this->cn."/",$info) && !preg_match("/ou=[^,]+,/",$info)){
 255           $found[] = $attrs['dn'];
 256         }
 257       }
 258     }
 259
 260     /* Create an error message an skip remove, if
 261         this application is still in use.
 262      */
 263     if(count($found)){
 264       msg_dialog::display(_("Error"), sprintf(_("Cannot remove application - it is still in use by these objects: %s"), "<br>".msgPool::buildList($found)), ERROR_DIALOG);
 265       return(FALSE);
 266     }
 267
 268     $ldap->rmDir($this->dn);
 269     new log("remove","application/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
 270     if (!$ldap->success()){
 271       msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dn, LDAP_DEL, get_class()), ERROR_DIALOG);
 272     }
 273
 274     /* Optionally execute a command after we're done */
 275     $this->handle_post_events("remove");
 276
 277     /* Delete references to object groups */
 278     $ldap->cd ($this->config->current['BASE']);
 279     $ldap->search ("(&(objectClass=gosaGroupOfNames)(member=".LDAP::prepare4filter($this->dn)."))", array("cn"));
 280     while ($ldap->fetch()){
 281       $og= new ogroup($this->config, $ldap->getDN());
 282       unset($og->member[$this->dn]);
 283       $og->save ();
 284       if (!$ldap->success()){
 285         msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dn, 0, get_class()), ERROR_DIALOG);
 286       }
 287     }
 288   }
 289
 290
 291   /* Save data to object */
 292   function save_object()
 293   {
 294     if(preg_match("/freeze/i",$this->FAIstate)){
 295       return;
 296     }
 297
 298     if (isset($_POST['cn'])){
 299
 300       /* Create a base backup and reset the
 301          base directly after calling plugin::save_object();
 302          Base will be set seperatly a few lines below */
 303       $base_tmp = $this->base;
 304       plugin::save_object();
 305       $this->base = $base_tmp;
 306
 307       /* Save attributes */
 308       parent::save_object();
 309
 310       $checks = array("execForGroupmembers" => "G",
 311                       "placeOnDesktop"      => "D",
 312                       "placeOnKicker"       => "L",
 313                       "placeInStartmenu"    => "M",
 314                       "overwriteConfig"     => "O");
 315
 316
 317       /* Save application flags */
 318       foreach($checks as $name => $flag){
 319         if($this->acl_is_writeable($name)){
 320           $set = isset($_POST[$name]) && $_POST[$name] == 1;
 321           if(!$set && strstr($this->gosaApplicationFlags,$flag)){
 322             $this->gosaApplicationFlags = str_replace($flag,"",$this->gosaApplicationFlags);
 323           }elseif($set && !preg_match("/".$flag."/",$this->gosaApplicationFlags)){
 324             $this->gosaApplicationFlags .= $flag;
 325           }
 326         }
 327       }
 328
 329       /* Remove current picture */
 330       if(isset($_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('applicationRDN').$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       $base = get_ou('applicationRDN').$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     $this->gosaApplicationFlags ="[{$this->gosaApplicationFlags}]";
 480     plugin::save();
 481     $this->attrs["gosaApplicationIcon"]= $this->gosaApplicationIcon;
 482
 483     /* Write back to ldap */
 484     $ldap= $this->config->get_ldap_link();
 485     $ldap->cat($this->dn, array('dn'));
 486
 487     $a= $ldap->fetch();
 488     if (count($a)){
 489
 490       /* Remove gotoLogonScript if it is empty */
 491       if(empty($script))    {
 492         $this->attrs['gotoLogonScript'] = array();
 493       }
 494
 495       $ldap->cd($this->dn);
 496       $this->cleanup();
 497       $ldap->modify ($this->attrs);
 498       $this->handle_post_events("modify");
 499       new log("modify","application/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
 500     } else {
 501
 502       /* Remove gotoLogonScript if it is empty */
 503       if(empty($script))    {
 504         unset($this->attrs['gotoLogonScript']);
 505       }
 506
 507       $ldap->cd($this->config->current['BASE']);
 508       $ldap->create_missing_trees(preg_replace('/^[^,]+,/', '', $this->dn));
 509       $ldap->cd($this->dn);
 510       $ldap->add($this->attrs);
 511       new log("create","application/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
 512       $this->handle_post_events("add");
 513     }
 514     if (!$ldap->success()){
 515       msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dn, 0, get_class()), ERROR_DIALOG);
 516     }
 517   }
 518
 519
 520   function is_release()
 521   {
 522     if(isset($this->parent->parent)){
 523       return($this->parent->parent->IsReleaseManagementActivated());
 524     }else{
 525       /* Check if we should enable the release selection */
 526       $tmp = $this->config->search("faiManagement", "CLASS",array('menu','tabs'));
 527       if(!empty($tmp)){
 528         return(true);
 529       }
 530     }
 531     return(FALSE);
 532   }
 533
 534
 535   function set_picture($filename)
 536   {
 537     if (!is_file($filename)){
 538       $filename= "./plugins/goto/images/default_icon.png";
 539       $this->gosaApplicationIcon= "*removed*";
 540     }
 541
 542     if (file_exists($filename)){
 543       $fd = fopen ($filename, "rb");
 544       $this->iconData= fread ($fd, filesize ($filename));
 545       session::set('binary',$this->iconData);
 546       session::set('binarytype',"image/jpeg");
 547       $this->gosaApplicationIcon= $this->iconData;
 548
 549       fclose ($fd);
 550     }
 551   }
 552
 553   function getCopyDialog()
 554   {
 555     $vars = array("cn");
 556
 557     $str ="<h2>"._("Application settings")."</h2>
 558       <table>
 559       <tr>
 560       <td>".
 561       _("Application name").
 562       "</td>
 563       <td>
 564       <input id='gosaApplicationName' name='cn' size='35' maxlength='60'
 565       value='".$this->cn."'
 566       title='"._("Application name to be displayed (i.e. below icons)")."'>
 567       </td>
 568       </tr>
 569       </table>";
 570     $ret = array();
 571     $ret['status'] = "";
 572     $ret['string'] = $str;
 573     return($ret);
 574   }
 575
 576   function saveCopyDialog()
 577   {
 578     if(isset($_POST['cn'])){
 579       $this->cn = $_POST['cn'];
 580     }
 581   }
 582
 583
 584   function PrepareForCopyPaste($source)
 585   {
 586     plugin::PrepareForCopyPaste($source);
 587     $source_o = new application($this->config,$source['dn']);
 588     $this->gosaApplicationIcon = $source_o->gosaApplicationIcon;
 589   }
 590
 591
 592   /* Return plugin informations for acl handling
 593       #FIXME FAIscript seams to ununsed within this class... */
 594   static function plInfo()
 595   {
 596     return (array(
 597           "plShortName"   => _("Generic"),
 598           "plDescription" => _("Application generic"),
 599           "plSelfModify"  => FALSE,
 600           "plDepends"     => array(),
 601           "plPriority"    => 0,
 602           "plSection"     => array("administration"),
 603           "plCategory"    => array("application" => array("description"  => _("Application"),
 604                                                           "objectClass"  => "gosaApplication")),
 605           "plProvidedAcls"=> array(
 606             "cn"                => _("Name"),
 607             "base"              => _("Base"),
 608             "description"       => _("Description"),
 609             "gosaApplicationExecute"  => _("Execute"),
 610             "gosaApplicationName"     => _("Name"),
 611             "gosaApplicationIcon"     => _("Icon"),
 612             "gotoLogonScript"         => _("Script content"),
 613
 614             "execForGroupmembers" => _("Only executable for members"),              // G
 615             "placeOnDesktop"      => _("Place icon on members desktop"),            // D
 616             "placeOnKicker"       => _("Place entry in members launch bar"),        // L
 617             "placeInStartmenu"    => _("Place entry in members startmenu"),         // M
 618             "overwriteConfig"      => _("Replace user configuration on startup"))  // O
 619             ));
 620   }
 621 }
 622 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
 623 ?>