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