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