trunk/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 $copy_source_dn ="";
  21
  22   var $orig_base = "";
  23   var $orig_cn = "";
  24   var $orig_dn = "";
  25
  26   /* attribute list for save action */
  27   var $attributes= array("cn", "description", "gosaApplicationExecute", "gosaApplicationName","gosaApplicationIcon",
  28       "gosaApplicationFlags","gotoLogonScript");
  29
  30   var $objectclasses= array("top", "gosaApplication");
  31   var $FAIstate ="";
  32
  33   function application (&$config, $dn= NULL, $parent= NULL)
  34   {
  35     plugin::plugin ($config, $dn, $parent);
  36
  37     /* Load icon */
  38     $ldap= $config->get_ldap_link();
  39     $this->orig_dn = $dn;
  40     if ($dn != 'new'){
  41       $this->iconData= $ldap->get_attribute($dn, "gosaApplicationIcon");
  42       $this->saved_attributes['gosaApplicationIcon'] = $this->iconData;
  43     }
  44     if ($this->iconData == ""){
  45       $this->set_picture("");
  46     }
  47     session::set('binary',$this->iconData);
  48     session::set('binarytype',"image/jpeg");
  49     $this->gosaApplicationIcon= $this->iconData;
  50
  51     /* This is always an account */
  52     $this->is_account= TRUE;
  53
  54     if ($this->dn == "new"){
  55       if(session::is_set('CurrentMainBase')){
  56         $this->base = session::get('CurrentMainBase');
  57       }else{
  58         $ui= get_userinfo();
  59         $this->base= dn2base($ui->dn);
  60       }
  61     } else {
  62       $this->base= preg_replace ("/^[^,]+,".get_ou('applicationRDN')."/", "", $this->dn);
  63     }
  64
  65     $this->orig_cn = $this->cn;
  66     $this->orig_base = $this->base;
  67     $this->gosaApplicationFlags = preg_replace("/[^GDLMO]/","",$this->gosaApplicationFlags);
  68   }
  69
  70
  71   function generateTemplate()
  72   {
  73     $str= "# This code is part of GOsa (https://gosa.gonicus.de)\n#\n";
  74
  75     $values = array();
  76     $names      = array();
  77     if($this->parent->by_object['applicationParameters']->is_account){
  78       $names = $this->parent->by_object['applicationParameters']->option_name;
  79       $values = $this->parent->by_object['applicationParameters']->option_value;
  80     }
  81
  82     if (count($names)){
  83       $str .="# This plugin handles these environment variables:\n";
  84     } else {
  85       $str .="# This plugin handles no environment variables.\n";
  86     }
  87
  88     foreach($names as $index => $name){
  89
  90       // Fix length
  91       for($i = strlen($name) ; $i < 30 ; $i++){
  92         $name= $name." ";
  93       }
  94       if((isset($values[$index]))&&(!empty($values[$index]))){
  95         $str.= "# ".$name."\t(e.g. '".$values[$index]."')\n";
  96       }else{
  97         $str.= "# ".$name."\t("._("no example").")\n";
  98       }
  99     }
 100     $str .= "#\n".
 101       "# Don't remove the following tag, it is used for header update.\n".
 102       "### END HEADER ###";
 103
 104     return($str);
 105   }
 106
 107   function execute()
 108   {
 109     /* Call parent execute */
 110     plugin::execute();
 111
 112     /* Log view */
 113     if($this->is_account && !$this->view_logged){
 114       $this->view_logged = TRUE;
 115       new log("view","application/".get_class($this),$this->dn);
 116     }
 117
 118     $smarty= get_smarty();
 119
 120     $tmp = $this->plInfo();
 121     foreach($tmp['plProvidedAcls'] as $name => $translation){
 122       $smarty->assign($name."ACL",$this->getacl($name, preg_match("/freeze/i",$this->FAIstate)));
 123     }
 124     $smarty->assign("IconReadable", $this->acl_is_readable("gosaApplicationIcon"));
 125
 126     /* Do we represent a valid group? */
 127     if (!$this->is_account && $this->parent === NULL){
 128       $display= "<img alt=\"\" src=\"images/small-error.png\" align=\"middle\">&nbsp;<b>".
 129         msgPool::noValidExtension(_("application"))."</b>";
 130       return ($display);
 131     }
 132
 133     /* Download requested */
 134     foreach($_POST as $name => $value){
 135       if(preg_match("/^downloadScript/",$name)){
 136         session::set('binary',$this->gotoLogonScript);
 137         session::set('binarytype',"octet-stream");
 138         session::set('binaryfile',$this->cn.".gosaApplication");
 139         header("location: getbin.php ");
 140         exit();
 141       }
 142     }
 143
 144     /* Reassign picture data, sometimes its corrupt cause we started a download of application scripts */
 145     session::set('binary',$this->iconData);
 146     session::set('binarytype',"image/jpeg");
 147
 148     $smarty->assign("rand", rand(0, 10000));
 149     $head = $this->generateTemplate();
 150     $this->gotoLogonScript= $this->generateTemplate().preg_replace('/.*### END HEADER ###/s', '', $this->gotoLogonScript);
 151
 152     if((isset($_POST['upLoad']))&&(isset($_FILES['ScriptFile'])) && !preg_match("/freeze/i",$this->FAIstate)){
 153       $str = file_get_contents($_FILES['ScriptFile']['tmp_name']);
 154       $this->gotoLogonScript = $str;
 155     }
 156
 157     /* Fill templating stuff */
 158     $smarty->assign("cn", $this->cn);
 159     if(!$this->is_release()){
 160       $smarty->assign("bases", $this->get_allowed_bases());
 161     }else{
 162       $smarty->assign("bases", array());
 163     }
 164     if ($this->dn == "new"){
 165       $smarty->assign("selectmode", "");
 166       $smarty->assign("namemode", "");
 167     } else {
 168       $smarty->assign("namemode", "readonly");
 169       $smarty->assign("selectmode", "disabled");
 170     }
 171
 172     /* Base select dialog */
 173     $once = true;
 174     foreach($_POST as $name => $value){
 175       if(preg_match("/^chooseBase/",$name) && $once && !preg_match("/freeze/i",$this->FAIstate)){
 176         $once = false;
 177         $this->dialog = new baseSelectDialog($this->config,$this,$this->get_allowed_bases());
 178         $this->dialog->setCurrentBase($this->base);
 179       }
 180     }
 181
 182     /* Dialog handling */
 183     if(is_object($this->dialog)){
 184       /* Must be called before save_object */
 185       $this->dialog->save_object();
 186
 187       if($this->dialog->isClosed()){
 188         $this->dialog = false;
 189       }elseif($this->dialog->isSelected()){
 190
 191         /* Just allow selection valid bases */
 192         $tmp = $this->get_allowed_bases();
 193         if(isset($tmp[$this->dialog->isSelected()])){
 194           $this->base = $this->dialog->isSelected();
 195         }
 196         $this->dialog= false;
 197       }else{
 198         return($this->dialog->execute());
 199       }
 200     }
 201
 202     /* Get random number for pictures */
 203     srand((double)microtime()*1000000);
 204     $smarty->assign("rand", rand(0, 10000));
 205
 206     /* Variables */
 207     foreach(array("description", "gosaApplicationExecute", "gosaApplicationName","cn") as $val){
 208       $smarty->assign($val, $this->$val);
 209     }
 210
 211     /* Checkboxes */
 212     foreach (array("G" => "execForGroupmembers", "O" => "overwriteConfig",
 213           "L" => "placeOnKicker",
 214           "D" => "placeOnDesktop", "M" => "placeInStartmenu") as $key => $val){
 215       if (preg_match("/$key/", $this->gosaApplicationFlags) && $this->acl_is_readable("$val")){
 216         $smarty->assign("$val", "checked");
 217       } else {
 218         $smarty->assign("$val", "");
 219       }
 220     }
 221
 222     $smarty->assign("isReleaseApplikation" ,$this->is_release());
 223     $smarty->assign("gotoLogonScript",htmlentities($this->gotoLogonScript, ENT_COMPAT, 'UTF-8'));
 224     $smarty->assign("base_select", $this->base);
 225     /* Show main page */
 226     return($smarty->fetch (get_template_path('generic.tpl', TRUE)));
 227   }
 228
 229
 230   function remove_from_parent()
 231   {
 232     restore_error_handler();
 233
 234     /* Parse release out of object dn */
 235     $release = preg_replace("/".get_ou("applicationRDN").preg_quote($this->base, '/')."$/","",$this->dn);
 236     $release = preg_replace("/^cn=[^,]+,/","",$release);
 237
 238     /* Get a list of all groups
 239      */
 240     $groups = array();
 241     $ldap= $this->config->get_ldap_link();
 242     $ldap->cd($this->config->current['BASE']);
 243     $ldap->search("(objectClass=posixGroup)",array("dn"));
 244     while($attrs = $ldap->fetch()){
 245       $groups[$attrs['dn']] = array();
 246     }
 247
 248     /* Check if there are groups, useing this application
 249      */
 250     $found = array();
 251     foreach($groups as $group => $data){
 252       $ldap->cd($release.$group);
 253       $ldap->search("(objectClass=gotoMenuEntry)",array("dn"));
 254       while($attrs = $ldap->fetch()){
 255         $info = preg_replace("/".preg_quote($release.$group, '/')."$/","",$attrs['dn']);
 256         if(preg_match("/^cn=".$this->cn."/",$info) && !preg_match("/ou=[^,]+,/",$info)){
 257           $found[] = $attrs['dn'];
 258         }
 259       }
 260     }
 261
 262     /* Create an error message an skip remove, if
 263         this application is still in use.
 264      */
 265     if(count($found)){
 266       msg_dialog::display(_("Error"), sprintf(_("Cannot remove application - it is still in use by these objects: %s"), "<br>".msgPool::buildList($found)), ERROR_DIALOG);
 267       return(FALSE);
 268     }
 269
 270     $ldap->rmDir($this->dn);
 271     new log("remove","application/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
 272     if (!$ldap->success()){
 273       msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dn, LDAP_DEL, get_class()), ERROR_DIALOG);
 274     }
 275
 276     /* Optionally execute a command after we're done */
 277     $this->handle_post_events("remove");
 278
 279     /* Delete references to object groups */
 280     $ldap->cd ($this->config->current['BASE']);
 281     $ldap->search ("(&(objectClass=gosaGroupOfNames)(member=".LDAP::prepare4filter($this->dn)."))", array("cn"));
 282     while ($ldap->fetch()){
 283       $og= new ogroup($this->config, $ldap->getDN());
 284       unset($og->member[$this->dn]);
 285       $og->save ();
 286       if (!$ldap->success()){
 287         msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dn, 0, get_class()), ERROR_DIALOG);
 288       }
 289     }
 290   }
 291
 292
 293   /* Save data to object */
 294   function save_object()
 295   {
 296     if(preg_match("/freeze/i",$this->FAIstate)){
 297       return;
 298     }
 299
 300     if (isset($_POST['cn'])){
 301
 302       /* Create a base backup and reset the
 303          base directly after calling plugin::save_object();
 304          Base will be set seperatly a few lines below */
 305       $base_tmp = $this->base;
 306       plugin::save_object();
 307       $this->base = $base_tmp;
 308
 309       /* Save attributes */
 310       parent::save_object();
 311
 312       $checks = array("execForGroupmembers" => "G",
 313                       "placeOnDesktop"      => "D",
 314                       "placeOnKicker"       => "L",
 315                       "placeInStartmenu"    => "M",
 316                       "overwriteConfig"     => "O");
 317
 318
 319       /* Save application flags */
 320       foreach($checks as $name => $flag){
 321         if($this->acl_is_writeable($name)){
 322           $set = isset($_POST[$name]) && $_POST[$name] == 1;
 323           if(!$set && strstr($this->gosaApplicationFlags,$flag)){
 324             $this->gosaApplicationFlags = str_replace($flag,"",$this->gosaApplicationFlags);
 325           }elseif($set && !preg_match("/".$flag."/",$this->gosaApplicationFlags)){
 326             $this->gosaApplicationFlags .= $flag;
 327           }
 328         }
 329       }
 330
 331       /* Remove current picture */
 332       if(isset($_POST['remove_picture'])){
 333         $this->set_picture("");
 334       }
 335
 336       /* Check for picture upload */
 337       if (isset($_FILES['picture_file']['name']) && $_FILES['picture_file']['name'] != ""){
 338
 339         if (!is_uploaded_file($_FILES['picture_file']['tmp_name'])) {
 340           msg_dialog::display(_("Error"), msgPool::incorrectUpload(), ERROR_DIALOG);
 341         }
 342
 343         if (!function_exists("imagick_blob2image")){
 344           /* Get temporary file name for conversation */
 345           $fname = tempnam (TEMP_DIR, "GOsa");
 346
 347           /* Open file and write out photoData */
 348           $fp = fopen ($fname, "w");
 349           fwrite ($fp, $_FILES['picture_file']['tmp_name']);
 350           fclose ($fp);
 351
 352           /* Build conversation query. Filename is generated automatically, so
 353              we do not need any special security checks. Exec command and save
 354              output. For PHP safe mode, you'll need a configuration which respects
 355              image magick as executable... */
 356           $query= "convert -size 48x48 $fname -resize 48x48 +profile \"*\" -";
 357           @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $query, "Execute");
 358
 359           /* Read data written by convert */
 360           $output= "";
 361           $sh= popen($query, 'r');
 362           while (!feof($sh)){
 363             $output.= fread($sh, 4096);
 364           }
 365           pclose($sh);
 366
 367           unlink($fname);
 368         } else {
 369
 370           /* Load the new uploaded Photo */
 371           if(!$handle  =  imagick_ReadImage($_FILES['picture_file']['tmp_name'])){
 372             msg_dialog::display(_("Error"), msgPool::incorrectUpload(_("no read permission")), ERROR_DIALOG);
 373           }
 374
 375           /* Resizing image to 147x200 and blur */
 376           if(!imagick_resize($handle,48,48,IMAGICK_FILTER_GAUSSIAN,0)){
 377             msg_dialog::display(_("Error"), msgPool::incorrectUpload(_("cannot resize image")), ERROR_DIALOG);
 378           }
 379
 380           /* Converting image to JPEG */
 381           if(!imagick_convert($handle,"PNG")) {
 382             msg_dialog::display(_("Error"), msgPool::incorrectUpload(_("cannot convert image")), ERROR_DIALOG);
 383           }
 384
 385           if(!imagick_writeimage($handle,$_FILES['picture_file']['tmp_name'])){
 386             msg_dialog::display(_("Error"), msgPool::incorrectUpload(sprintf(_("cannot save image to '%s'"), $_FILES['picture_file']['tmp_name'])), ERROR_DIALOG);
 387           }
 388
 389           imagick_free($handle);
 390         }
 391
 392         /* Activate new picture */
 393         $this->set_picture($_FILES['picture_file']['tmp_name']);
 394       }
 395
 396       if(!$this->is_release()){
 397         $tmp = $this->get_allowed_bases();
 398         if(isset($_POST['base'])){
 399           if(isset($tmp[$_POST['base']])){
 400             $this->base= $_POST['base'];
 401           }
 402         }
 403       }
 404     }
 405   }
 406
 407
 408   /* Check values */
 409   function check()
 410   {
 411     /* Call common method to give check the hook */
 412     $message= plugin::check();
 413
 414     if(!preg_match("#^/#",$this->gosaApplicationExecute)){
 415       $message[]=msgPool::invalid(_("Execute path"),"","","/some/path");
 416     }
 417
 418     /* Permissions for that base? */
 419     if ($this->base != ""){
 420       $new_dn= "cn=".$this->cn.",".get_ou('applicationRDN').$this->base;
 421     } else {
 422       $new_dn= $this->dn;
 423     }
 424
 425
 426     if($this->dn == "new"){
 427       $this->set_acl_base($this->base);
 428     }
 429
 430     /* All required fields are set? */
 431     if ($this->cn == ""){
 432       $message[]= msgPool::required(_("Name"));
 433     }
 434
 435     if(preg_match("/[^a-z0-9_-]/",$this->cn))   {
 436       $message[]=msgPool::invalid(_("Name"),$this->cn,"/^[a-z0-9_-]*$/");
 437     }
 438
 439     if ($this->gosaApplicationExecute == ""){
 440       $message[]= msgPool::required(_("Execute"));
 441     }
 442
 443     /* Check for existing application */
 444     $ldap= $this->config->get_ldap_link();
 445     $ldap->cd($this->config->current["BASE"]);
 446
 447     $tmp = $this->config->search("faiManagement", "CLASS",array('menu','tabs'));
 448
 449     if($this->is_release()){
 450       $base = $this->parent->parent->app_release;
 451     }else{
 452       $base = get_ou('applicationRDN').$this->base;
 453     }
 454
 455     $ldap->ls("(&(objectClass=gosaApplication)(cn=".$this->cn."))",$base,array("cn"));
 456     if($ldap->count()){
 457       $attrs = $ldap->fetch();
 458       if($this->dn != $attrs['dn']) {
 459         $message[]= msgPool::duplicated("cn");
 460       }
 461     }
 462
 463     /* Check if we are allowed to create or move this object
 464      */
 465     if($this->copy_source_dn != ""){
 466       if(!$this->acl_is_createable($this->copy_source_dn)){
 467         $message[] = msgPool::permCreate();
 468       }
 469     }else{
 470       if($this->orig_dn == "new" && !$this->acl_is_createable($this->base)){
 471         $message[] = msgPool::permCreate();
 472       }elseif($this->orig_dn != "new" && $this->base != $this->orig_base && !$this->acl_is_moveable($this->base)){
 473         $message[] = msgPool::permMove();
 474       }
 475     }
 476
 477
 478     return $message;
 479   }
 480
 481
 482   /* Save to LDAP */
 483   function save()
 484   {
 485     /* Get application script without header part, to check if we must save the script itself */
 486     $script = preg_replace('/.*### END HEADER ###/s', '', $this->gotoLogonScript);
 487
 488     $this->gosaApplicationFlags ="[{$this->gosaApplicationFlags}]";
 489     plugin::save();
 490     $this->attrs["gosaApplicationIcon"]= $this->gosaApplicationIcon;
 491
 492     /* Write back to ldap */
 493     $ldap= $this->config->get_ldap_link();
 494     $ldap->cat($this->dn, array('dn'));
 495
 496     $a= $ldap->fetch();
 497     if (count($a)){
 498
 499       /* Remove gotoLogonScript if it is empty */
 500       if(empty($script))    {
 501         $this->attrs['gotoLogonScript'] = array();
 502       }
 503
 504       $ldap->cd($this->dn);
 505       $this->cleanup();
 506       $ldap->modify ($this->attrs);
 507       $this->handle_post_events("modify");
 508       new log("modify","application/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
 509     } else {
 510
 511       /* Remove gotoLogonScript if it is empty */
 512       if(empty($script))    {
 513         unset($this->attrs['gotoLogonScript']);
 514       }
 515
 516       $ldap->cd($this->config->current['BASE']);
 517       $ldap->create_missing_trees(preg_replace('/^[^,]+,/', '', $this->dn));
 518       $ldap->cd($this->dn);
 519       $ldap->add($this->attrs);
 520       new log("create","application/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
 521       $this->handle_post_events("add");
 522     }
 523     if (!$ldap->success()){
 524       msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dn, 0, get_class()), ERROR_DIALOG);
 525     }
 526   }
 527
 528
 529   function is_release()
 530   {
 531     if(isset($this->parent->parent)){
 532       return($this->parent->parent->IsReleaseManagementActivated());
 533     }else{
 534       /* Check if we should enable the release selection */
 535       $tmp = $this->config->search("faiManagement", "CLASS",array('menu','tabs'));
 536       if(!empty($tmp)){
 537         return(true);
 538       }
 539     }
 540     return(FALSE);
 541   }
 542
 543
 544   function set_picture($filename)
 545   {
 546     if (!is_file($filename)){
 547       $filename= "./plugins/goto/images/default_icon.png";
 548       $this->gosaApplicationIcon= "*removed*";
 549     }
 550
 551     if (file_exists($filename)){
 552       $fd = fopen ($filename, "rb");
 553       $this->iconData= fread ($fd, filesize ($filename));
 554       session::set('binary',$this->iconData);
 555       session::set('binarytype',"image/jpeg");
 556       $this->gosaApplicationIcon= $this->iconData;
 557
 558       fclose ($fd);
 559     }
 560   }
 561
 562   function getCopyDialog()
 563   {
 564     $vars = array("cn");
 565
 566     $str ="<h2>"._("Application settings")."</h2>
 567       <table>
 568       <tr>
 569       <td>".
 570       _("Application name").
 571       "</td>
 572       <td>
 573       <input id='gosaApplicationName' name='cn' size='35' maxlength='60'
 574       value='".$this->cn."'
 575       title='"._("Application name to be displayed (i.e. below icons)")."'>
 576       </td>
 577       </tr>
 578       </table>";
 579     $ret = array();
 580     $ret['status'] = "";
 581     $ret['string'] = $str;
 582     return($ret);
 583   }
 584
 585   function saveCopyDialog()
 586   {
 587     if(isset($_POST['cn'])){
 588       $this->cn = $_POST['cn'];
 589     }
 590   }
 591
 592
 593   function PrepareForCopyPaste($source)
 594   {
 595     plugin::PrepareForCopyPaste($source);
 596     $source_o = new application($this->config,$source['dn']);
 597     $this->gosaApplicationIcon = $source_o->gosaApplicationIcon;
 598     $this->copy_source_dn = $source['dn'];
 599   }
 600
 601
 602   /* Return plugin informations for acl handling
 603       #FIXME FAIscript seams to ununsed within this class... */
 604   static function plInfo()
 605   {
 606     return (array(
 607           "plShortName"   => _("Generic"),
 608           "plDescription" => _("Application generic"),
 609           "plSelfModify"  => FALSE,
 610           "plDepends"     => array(),
 611           "plPriority"    => 0,
 612           "plSection"     => array("administration"),
 613           "plCategory"    => array("application" => array("description"  => _("Application"),
 614                                                           "objectClass"  => "gosaApplication")),
 615           "plProvidedAcls"=> array(
 616             "cn"                => _("Name"),
 617             "base"              => _("Base"),
 618             "description"       => _("Description"),
 619             "gosaApplicationExecute"  => _("Execute"),
 620             "gosaApplicationName"     => _("Name"),
 621             "gosaApplicationIcon"     => _("Icon"),
 622             "gotoLogonScript"         => _("Script content"),
 623
 624             "execForGroupmembers" => _("Only executable for members"),              // G
 625             "placeOnDesktop"      => _("Place icon on members desktop"),            // D
 626             "placeOnKicker"       => _("Place entry in members launch bar"),        // L
 627             "placeInStartmenu"    => _("Place entry in members startmenu"),         // M
 628             "overwriteConfig"      => _("Replace user configuration on startup"))  // O
 629             ));
 630   }
 631 }
 632 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
 633 ?>