plugins/admin/applications/class_applicationGeneric.inc

   1 <?php
   2 class application extends plugin
   3 {
   4   /* application attributes */
   5   var $cn= "";
   6   var $description= "";
   7   var $base= "";
   8   var $gosaApplicationExecute= "";
   9   var $gosaApplicationName= "";
  10   var $gosaApplicationFlags= "";
  11   var $gosaApplicationIcon= "";
  12   var $gotoLogonScript  ="";
  13   var $iconData;
  14
  15   /* Headpage attributes */
  16   var $last_sorting= "invalid";
  17   var $applications= array();
  18
  19   /* attribute list for save action */
  20   var $attributes= array("cn", "description", "gosaApplicationExecute", "gosaApplicationName","gosaApplicationIcon",
  21       "gosaApplicationFlags","gotoLogonScript");
  22   var $objectclasses= array("top", "gosaApplication");
  23
  24   var $isReleaseApplikation = false;
  25
  26   function application ($config, $dn= NULL, $parent= NULL)
  27   {
  28     plugin::plugin ($config, $dn, $parent);
  29
  30     $tmp = search_config($this->config->data,"faiManagement","CLASS");
  31     if(!empty($tmp)) {
  32       if(!preg_match("/^ou=apps,/",$_SESSION['appfilter']['release'])){
  33         $this->isReleaseApplikation = true;
  34       }
  35     }
  36
  37     /* Load icon */
  38     $ldap= $config->get_ldap_link();
  39     if ($dn != 'new'){
  40       $this->iconData= $ldap->get_attribute($dn, "gosaApplicationIcon");
  41       $this->saved_attributes['gosaApplicationIcon'] = $this->iconData;
  42     }
  43     if ($this->iconData == ""){
  44       $this->set_picture("");
  45     }
  46     $_SESSION['binary']= $this->iconData;
  47     $_SESSION['binarytype']= "image/jpeg";
  48     $this->gosaApplicationIcon= $this->iconData;
  49
  50     /* This is always an account */
  51     $this->is_account= TRUE;
  52
  53     if ($this->dn == "new"){
  54       if(isset($_SESSION['CurrentMainBase'])){
  55         $this->base= $_SESSION['CurrentMainBase'];
  56       }else{
  57         $ui= get_userinfo();
  58         $this->base= dn2base($ui->dn);
  59       }
  60     } else {
  61       $this->base= preg_replace ("/^[^,]+,[^,]+,/", "", $this->dn);
  62     }
  63   }
  64
  65
  66   function generateTemplate(){
  67     $str= "# This code is part of GOsa (https://gosa.gonicus.de)\n#\n";
  68
  69     $values = array();
  70     $names      = array();
  71     if($this->parent->by_object['applicationParameters']->is_account){
  72       $names = $this->parent->by_object['applicationParameters']->option_name;
  73       $values = $this->parent->by_object['applicationParameters']->option_value;
  74     }
  75
  76     if (count($names)){
  77       $str .="# This plugin handles these environment variables:\n";
  78     } else {
  79       $str .="# This plugin handles no environment variables.\n";
  80     }
  81
  82     foreach($names as $index => $name){
  83
  84       // Fix length
  85       for($i = strlen($name) ; $i < 30 ; $i++){
  86         $name= $name." ";
  87       }
  88       if((isset($values[$index]))&&(!empty($values[$index]))){
  89         $str.= "# ".$name."\t(e.g. '".$values[$index]."')\n";
  90       }else{
  91         $str.= "# ".$name."\t("._("no example").")\n";
  92       }
  93     }
  94     $str .= "#\n".
  95       "# Don't remove the following tag, it is used for header update.\n".
  96       "### END HEADER ###";
  97
  98     return($str);
  99   }
 100
 101   function execute()
 102   {
 103     /* Call parent execute */
 104     plugin::execute();
 105
 106     $smarty= get_smarty();
 107
 108     if(isset($_POST['download'])){
 109       header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
 110       header("Last-Modified: ".gmdate("D, d M Y H:i:s")." GMT");
 111       header("Cache-Control: no-cache");
 112       header("Pragma: no-cache");
 113       header("Cache-Control: post-check=0, pre-check=0");
 114       header("Content-type: application/octet-stream");
 115       header( "Content-disposition: attachment; filename=".$this->cn.".gotoLogonScript" );
 116       echo $this->gotoLogonScript;
 117       exit();
 118     }
 119
 120     /* Do we represent a valid group? */
 121     if (!$this->is_account && $this->parent == NULL){
 122       $display= "<img alt=\"\" src=\"images/stop.png\" align=\"middle\">&nbsp;<b>".
 123         _("This 'dn' is no application.")."</b>";
 124       return ($display);
 125     }
 126
 127     $head = $this->generateTemplate();
 128     $this->gotoLogonScript= $this->generateTemplate().preg_replace('/.*### END HEADER ###/s', '', $this->gotoLogonScript);
 129
 130     if((isset($_POST['upLoad']))&&(isset($_FILES['ScriptFile'])) && chkacl($this->acl,"gotoLogonScript") == ""){
 131       $str = file_get_contents($_FILES['ScriptFile']['tmp_name']);
 132       $this->gotoLogonScript = $str;
 133     }
 134
 135     /* Fill templating stuff */
 136     $smarty->assign("cn", $this->cn);
 137     $smarty->assign("bases", $this->config->idepartments);
 138     if ($this->dn == "new"){
 139       $smarty->assign("selectmode", "");
 140       $smarty->assign("namemode", "");
 141     } else {
 142       $smarty->assign("namemode", "readonly");
 143       $smarty->assign("selectmode", "disabled");
 144     }
 145
 146     /* Base select dialog */
 147     $once = true;
 148     foreach($_POST as $name => $value){
 149       if(preg_match("/^chooseBase/",$name) && $once && chkacl($this->acl,"base") == ""){
 150         $once = false;
 151         $this->dialog = new baseSelectDialog($this->config);
 152         $this->dialog->setCurrentBase($this->base);
 153       }
 154     }
 155
 156     /* Dialog handling */
 157     if(is_object($this->dialog)){
 158       /* Must be called before save_object */
 159       $this->dialog->save_object();
 160
 161       if($this->dialog->isClosed()){
 162         $this->dialog = false;
 163       }elseif($this->dialog->isSelected()){
 164         $this->base = $this->dialog->isSelected();
 165         $this->dialog= false;
 166       }else{
 167         return($this->dialog->execute());
 168       }
 169     }
 170
 171     /* Get random number for pictures */
 172     srand((double)microtime()*1000000);
 173     $smarty->assign("rand", rand(0, 10000));
 174
 175     /* Variables */
 176     foreach(array("description", "gosaApplicationExecute", "gosaApplicationName","cn","gotoLogonScript","gosaApplicationIcon") as $val){
 177       $smarty->assign($val, $this->$val);
 178       $smarty->assign($val."ACL", chkacl($this->acl, $val));
 179     }
 180     $smarty->assign("baseACL", chkacl($this->acl,"base"));
 181
 182     /* Checkboxes */
 183     foreach (array("G" => "exec_for_groupmembers", "O" => "overwrite_config",
 184           "L" => "place_on_kicker",
 185           "D" => "place_on_desktop", "M" => "place_in_startmenu") as $key => $val){
 186       if (preg_match("/$key/", $this->gosaApplicationFlags)){
 187         $smarty->assign("$val", "checked");
 188       } else {
 189         $smarty->assign("$val", "");
 190       }
 191     }
 192
 193     $smarty->assign("isReleaseApplikation" , $this->isReleaseApplikation);
 194     $smarty->assign("gotoLogonScript",htmlentities($this->gotoLogonScript, ENT_COMPAT, 'UTF-8'));
 195     $smarty->assign("base_select", $this->base);
 196     $smarty->assign("gosaApplicationFlagsACL", chkacl($this->acl, "gosaApplicationFlags"));
 197     /* Show main page */
 198     return($smarty->fetch (get_template_path('generic.tpl', TRUE)));
 199   }
 200
 201
 202   function remove_from_parent()
 203   {
 204     $ldap= $this->config->get_ldap_link();
 205     $ldap->rmDir($this->dn);
 206     show_ldap_error($ldap->get_error(), _("Removing application failed"));
 207
 208     /* Optionally execute a command after we're done */
 209     $this->handle_post_events("remove");
 210
 211     /* Delete references to object groups */
 212     $ldap->cd ($this->config->current['BASE']);
 213     $ldap->search ("(&(objectClass=gosaGroupOfNames)(member=".LDAP::prepare4filter($this->dn)."))", array("cn"));
 214     while ($ldap->fetch()){
 215       $og= new ogroup($this->config, $ldap->getDN());
 216       unset($og->member[$this->dn]);
 217       $og->save ();
 218       show_ldap_error($ldap->get_error(), sprintf(_("Removing application from objectgroup '%s' failed"), $og->dn));
 219     }
 220     $ldap->search ("(&(objectClass=posixGroup)(gosaMemberApplication=".$this->cn."))", array("cn"));
 221     while ($attrs= $ldap->fetch()){
 222       $ag= new appgroup($this->config, $ldap->getDN());
 223       $ag->removeApp($this->cn);
 224       $ag->save ();
 225       show_ldap_error($ldap->get_error(), sprintf(_("Removing application from group '%s' failed"), $ag->dn));
 226     }
 227
 228   }
 229
 230
 231   /* Save data to object */
 232   function save_object()
 233   {
 234     if($this->isReleaseApplikation){
 235       $tmpBase = $this->base;
 236     }
 237
 238     if (isset($_POST['cn'])){
 239
 240       /* Save attributes */
 241       parent::save_object();
 242
 243       /* Save application flags */
 244       $flag= "";
 245       if (isset($_POST['exec_for_groupmembers']) && $_POST['exec_for_groupmembers'] == 1){
 246         $flag.= "G";
 247       }
 248       if (isset($_POST['place_on_desktop']) && $_POST['place_on_desktop'] == 1){
 249         $flag.= "D";
 250       }
 251       if (isset($_POST['place_on_kicker']) && $_POST['place_on_kicker'] == 1){
 252         $flag.= "L";
 253       }
 254       if (isset($_POST['place_in_startmenu']) && $_POST['place_in_startmenu'] == 1){
 255         $flag.= "M";
 256       }
 257       if (isset($_POST['overwrite_config']) && $_POST['overwrite_config'] == 1){
 258         $flag.= "O";
 259       }
 260       if (chkacl ($this->acl, "gosaApplicationFlags") ==""){
 261         $this->gosaApplicationFlags= "[$flag]";
 262       }
 263
 264       /* Check for picture upload */
 265       if (isset($_FILES['picture_file']['name']) && $_FILES['picture_file']['name'] != "" && chkacl($this->acl,"gosaApplicationIcon") == ""){
 266         if (!is_uploaded_file($_FILES['picture_file']['tmp_name'])) {
 267           print_red (_("The specified picture has not been uploaded correctly."));
 268         }
 269
 270         if (!function_exists("imagick_blob2image")){
 271           /* Get temporary file name for conversation */
 272           $fname = tempnam ("/tmp", "GOsa");
 273
 274           /* Open file and write out photoData */
 275           $fp = fopen ($fname, "w");
 276           fwrite ($fp, $_FILES['picture_file']['tmp_name']);
 277           fclose ($fp);
 278
 279           /* Build conversation query. Filename is generated automatically, so
 280              we do not need any special security checks. Exec command and save
 281              output. For PHP safe mode, you'll need a configuration which respects
 282              image magick as executable... */
 283           $query= "convert -size 48x48 $fname -resize 48x48 +profile \"*\" -";
 284           @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $query, "Execute");
 285
 286           /* Read data written by convert */
 287           $output= "";
 288           $sh= popen($query, 'r');
 289           while (!feof($sh)){
 290             $output.= fread($sh, 4096);
 291           }
 292           pclose($sh);
 293
 294           unlink($fname);
 295         } else {
 296
 297           /* Load the new uploaded Photo */
 298           if(!$handle  =  imagick_ReadImage($_FILES['picture_file']['tmp_name'])){
 299             gosa_log("Can't Load image");
 300           }
 301
 302           /* Resizing image to 147x200 and blur */
 303           if(!imagick_resize($handle,48,48,IMAGICK_FILTER_GAUSSIAN,0)){
 304             gosa_log("imagick_resize failed");
 305           }
 306
 307           /* Converting image to JPEG */
 308           if(!imagick_convert($handle,"PNG")) {
 309             gosa_log("Can't Convert to PNG");
 310           }
 311
 312           if(imagick_writeimage($handle,$_FILES['picture_file']['tmp_name'])){
 313             gosa_log("can't write to specified folder");
 314           }
 315
 316           imagick_free($handle);
 317         }
 318
 319         /* Activate new picture */
 320         $this->set_picture($_FILES['picture_file']['tmp_name']);
 321       }
 322
 323
 324       /* Save base, since this is no LDAP attribute */
 325       if (isset($_POST['base']) && chkacl($this->acl, "create") == ""){
 326         $this->base= $_POST['base'];
 327       }
 328     }
 329
 330     if($this->isReleaseApplikation){
 331       $this->base = $tmpBase;
 332     }
 333   }
 334
 335
 336   /* Check values */
 337   function check()
 338   {
 339     /* Call common method to give check the hook */
 340     $message= plugin::check();
 341
 342     if(!preg_match("#^/#",$this->gosaApplicationExecute)){
 343       $message[]=(_("Specified execute path must start with '/'."));
 344     }
 345
 346     /* Permissions for that base? */
 347     if ($this->base != ""){
 348       $new_dn= "cn=".$this->cn.",ou=apps,".$this->base;
 349     } else {
 350       $new_dn= $this->dn;
 351     }
 352
 353     $ui= get_userinfo();
 354     $acl= get_permissions ($new_dn, $ui->subtreeACL);
 355     $acl= get_module_permission($acl, "application", $new_dn);
 356     if (chkacl($acl, "create") != ""){
 357       $message[]= _("You have no permissions to create a application on this 'Base'.");
 358     }
 359
 360     /* All required fields are set? */
 361     if ($this->cn == ""){
 362       $message[]= _("Required field 'Name' is not filled.");
 363     }
 364
 365     if(preg_match("/[^a-z0-9]/",$this->cn))     {
 366       $message[]=_("Invalid character in application name. Only a-z 0-9 are allowed.");
 367     }
 368
 369     if ($this->gosaApplicationExecute == ""){
 370       $message[]= _("Required field 'Execute' is not filled.");
 371     }
 372
 373     /* Check for existing application */
 374     $ldap= $this->config->get_ldap_link();
 375     $ldap->cd($this->config->current["BASE"]);
 376
 377     $tmp = search_config($this->config->data,"faiManagement","CLASS");
 378     if((!empty($tmp)) && (isset($_SESSION['appfilter']['release']))){
 379       $baseDn = str_replace($this->config->current['BASE'],$this->base,$_SESSION['appfilter']['release']);
 380       $baseDn = preg_replace("/ou=apps,.*/","ou=apps,".$this->base,$_SESSION['appfilter']['release']);
 381       $ldap->ls("(&(objectClass=gosaApplication)(cn=".$this->cn."))",$baseDn,array("cn"));
 382       if($ldap->count()){
 383         $attrs = $ldap->fetch();
 384         if($this->dn != $attrs['dn']) {
 385           $message[]= _("There's already an application with this 'Name'.");
 386         }
 387       }
 388     }else{
 389       $ldap->ls("(&(objectClass=gosaApplication)(cn=".$this->cn."))","ou=apps,".$this->base,array("cn"));
 390       if ($ldap->count()){
 391         $attrs = $ldap->fetch();
 392         if($this->dn != $attrs['dn']) {
 393           $message[]= _("There's already an application with this 'Name'.");
 394         }
 395       }
 396     }
 397     return $message;
 398   }
 399
 400
 401   /* Save to LDAP */
 402   function save()
 403   {
 404     /* Get application script without header part, to check if we must save the script itself */
 405     $script = preg_replace('/.*### END HEADER ###/s', '', $this->gotoLogonScript);
 406
 407     plugin::save();
 408     $this->attrs["gosaApplicationIcon"]= $this->gosaApplicationIcon;
 409
 410     /* Write back to ldap */
 411     $ldap= $this->config->get_ldap_link();
 412     $ldap->cat($this->dn, array('dn'));
 413
 414     $a= $ldap->fetch();
 415     if (count($a)){
 416
 417       /* Remove gotoLogonScript if it is empty */
 418       if(empty($script))    {
 419         $this->attrs['gotoLogonScript'] = array();
 420       }
 421
 422       $ldap->cd($this->dn);
 423       $this->cleanup();
 424       $ldap->modify ($this->attrs);
 425       $this->handle_post_events("modify");
 426     } else {
 427
 428       /* Remove gotoLogonScript if it is empty */
 429       if(empty($script))    {
 430         unset($this->attrs['gotoLogonScript']);
 431       }
 432
 433       $ldap->cd($this->config->current['BASE']);
 434       $ldap->create_missing_trees(preg_replace('/^[^,]+,/', '', $this->dn));
 435       $ldap->cd($this->dn);
 436       $ldap->add($this->attrs);
 437       $this->handle_post_events("add");
 438     }
 439     show_ldap_error($ldap->get_error(), _("Saving application failed"));
 440   }
 441
 442   function set_picture($filename)
 443   {
 444     if (!is_file($filename)){
 445       $filename= "./images/default_icon.png";
 446       $this->gosaApplicationIcon= "*removed*";
 447     }
 448
 449     if (file_exists($filename)){
 450       $fd = fopen ($filename, "rb");
 451       $this->iconData= fread ($fd, filesize ($filename));
 452       $_SESSION['binary']= $this->iconData;
 453       $_SESSION['binarytype']= "image/jpeg";
 454       $this->gosaApplicationIcon= $this->iconData;
 455
 456       fclose ($fd);
 457     }
 458   }
 459
 460   function getCopyDialog()
 461   {
 462     $vars = array("cn");
 463
 464     $str ="<h2>"._("Application settings")."</h2>
 465       <table>
 466       <tr>
 467       <td>".
 468       _("Application name").
 469       "</td>
 470       <td>
 471       <input id='gosaApplicationName' name='cn' size='35' maxlength='60'
 472       value='".$this->cn."'
 473       title='"._("Application name to be displayed (i.e. below icons)")."'>
 474       </td>
 475       </tr>
 476       </table>";
 477     $ret = array();
 478     $ret['status'] = "";
 479     $ret['string'] = $str;
 480     return($ret);
 481   }
 482
 483   function saveCopyDialog()
 484   {
 485     if(isset($_POST['cn'])){
 486       $this->cn = $_POST['cn'];
 487     }
 488
 489     $tmp = search_config($this->config->data,"faiManagement","CLASS");
 490     if(!empty($tmp)) {
 491       if(!preg_match("/^ou=apps,/",$_SESSION['appfilter']['release'])){
 492         $this->isReleaseApplikation = true;
 493       }
 494     }
 495
 496     if($_SESSION['CurrentMainBase']){
 497       $this->base= $_SESSION['CurrentMainBase'];
 498     }
 499
 500   }
 501 }
 502 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
 503 ?>