plugins/admin/applications/class_applicationGeneric.inc

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