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