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