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