gosa-plugins/goto/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   var $view_logged = FALSE;
  15
  16   /* Headpage attributes */
  17   var $last_sorting= "invalid";
  18   var $applications= array();
  19
  20   /* attribute list for save action */
  21   var $attributes= array("cn", "description", "gosaApplicationExecute", "gosaApplicationName","gosaApplicationIcon",
  22       "gosaApplicationFlags","gotoLogonScript");
  23   var $objectclasses= array("top", "gosaApplication");
  24
  25   var $isReleaseApplikation = false;
  26
  27   function application (&$config, $dn= NULL, $parent= NULL)
  28   {
  29     plugin::plugin ($config, $dn, $parent);
  30
  31     $appfilter = session::get('appfilter')    ;
  32
  33     $tmp = $this->config->search("faiManagement", "CLASS",array('menu','tabs'));
  34     if(!empty($tmp)) {
  35       if(!preg_match("/^".get_ou('applicationou')."/",$appfilter['release'])){
  36         $this->isReleaseApplikation = true;
  37       }
  38     }
  39
  40     /* Load icon */
  41     $ldap= $config->get_ldap_link();
  42     if ($dn != 'new'){
  43       $this->iconData= $ldap->get_attribute($dn, "gosaApplicationIcon");
  44       $this->saved_attributes['gosaApplicationIcon'] = $this->iconData;
  45     }
  46     if ($this->iconData == ""){
  47       $this->set_picture("");
  48     }
  49     session::set('binary',$this->iconData);
  50     session::set('binarytype',"image/jpeg");
  51     $this->gosaApplicationIcon= $this->iconData;
  52
  53     /* This is always an account */
  54     $this->is_account= TRUE;
  55
  56     if ($this->dn == "new"){
  57       if(session::is_set('CurrentMainBase')){
  58         $this->base = session::get('CurrentMainBase');
  59       }else{
  60         $ui= get_userinfo();
  61         $this->base= dn2base($ui->dn);
  62       }
  63     } else {
  64
  65       if($this->isReleaseApplikation){
  66         $this->base = preg_replace("/^.*,".get_ou('applicationou')."/","",$this->dn);
  67       }else{
  68         $this->base= preg_replace ("/^[^,]+,[^,]+,/", "", $this->dn);
  69       }
  70     }
  71   }
  72
  73
  74   function generateTemplate()
  75   {
  76     $str= "# This code is part of GOsa (https://gosa.gonicus.de)\n#\n";
  77
  78     $values = array();
  79     $names      = array();
  80     if($this->parent->by_object['applicationParameters']->is_account){
  81       $names = $this->parent->by_object['applicationParameters']->option_name;
  82       $values = $this->parent->by_object['applicationParameters']->option_value;
  83     }
  84
  85     if (count($names)){
  86       $str .="# This plugin handles these environment variables:\n";
  87     } else {
  88       $str .="# This plugin handles no environment variables.\n";
  89     }
  90
  91     foreach($names as $index => $name){
  92
  93       // Fix length
  94       for($i = strlen($name) ; $i < 30 ; $i++){
  95         $name= $name." ";
  96       }
  97       if((isset($values[$index]))&&(!empty($values[$index]))){
  98         $str.= "# ".$name."\t(e.g. '".$values[$index]."')\n";
  99       }else{
 100         $str.= "# ".$name."\t("._("no example").")\n";
 101       }
 102     }
 103     $str .= "#\n".
 104       "# Don't remove the following tag, it is used for header update.\n".
 105       "### END HEADER ###";
 106
 107     return($str);
 108   }
 109
 110   function execute()
 111   {
 112     /* Call parent execute */
 113     plugin::execute();
 114
 115     /* Log view */
 116     if($this->is_account && !$this->view_logged){
 117       $this->view_logged = TRUE;
 118       new log("view","application/".get_class($this),$this->dn);
 119     }
 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::set('binary',$this->gotoLogonScript);
 139         session::set('binarytype',"octet-stream");
 140         session::set('binaryfile',$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::set('binary',$this->iconData);
 148     session::set('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     restore_error_handler();
 231
 232     /* Parse release out of object dn */
 233     $release = preg_replace("/".get_ou("applicationou").normalizePreg($this->base)."$/","",$this->dn);
 234     $release = preg_replace("/^cn=[^,]+,/","",$release);
 235
 236     /* Get a list of all groups
 237      */
 238     $groups = array();
 239     $ldap= $this->config->get_ldap_link();
 240     $ldap->cd($this->config->current['BASE']);
 241     $ldap->search("(objectClass=posixGroup)",array("dn"));
 242     while($attrs = $ldap->fetch()){
 243       $groups[$attrs['dn']] = array();
 244     }
 245
 246     /* Check if there are groups, useing this application
 247      */
 248     $found = array();
 249     foreach($groups as $group => $data){
 250       $ldap->cd($release.$group);
 251       $ldap->search("(objectClass=gotoMenuEntry)",array("dn"));
 252       while($attrs = $ldap->fetch()){
 253         $info = preg_replace("/".normalizePreg($release.$group)."$/","",$attrs['dn']);
 254         if(preg_match("/^cn=".$this->cn."/",$info) && !preg_match("/ou=[^,]+,/",$info)){
 255           $found[] = $attrs['dn'];
 256         }
 257       }
 258     }
 259
 260     /* Create an error message an skip remove, if
 261         this application is still in use.
 262      */
 263     if(count($found)){
 264       $objs = "";
 265       $cnt = 3;
 266       for($i = 0 ; $i < $cnt ; $i++ ){
 267         if(isset($found[$i])){
 268           $objs .= "&nbsp;".$found[$i].",";
 269         }
 270       }
 271       if(count($found) > $cnt){
 272         $objs .= "... ";
 273       }
 274       $objs = trim($objs,", ");
 275       print_red(sprintf(_("Can not remove application, it is still in use by these objects: %s."),$objs));
 276       return(FALSE);
 277     }
 278
 279     $ldap->rmDir($this->dn);
 280     new log("remove","application/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
 281     show_ldap_error($ldap->get_error(), sprintf(_("Removing of application with dn '%s' failed."),$this->dn));
 282
 283     /* Optionally execute a command after we're done */
 284     $this->handle_post_events("remove");
 285
 286     /* Delete references to object groups */
 287     $ldap->cd ($this->config->current['BASE']);
 288     $ldap->search ("(&(objectClass=gosaGroupOfNames)(member=".LDAP::prepare4filter($this->dn)."))", array("cn"));
 289     while ($ldap->fetch()){
 290       $og= new ogroup($this->config, $ldap->getDN());
 291       unset($og->member[$this->dn]);
 292       $og->save ();
 293       show_ldap_error($ldap->get_error(), sprintf(_("Removing application from objectgroup '%s' failed"), $og->dn));
 294     }
 295   }
 296
 297
 298   /* Save data to object */
 299   function save_object()
 300   {
 301     if (isset($_POST['cn'])){
 302
 303       /* Create a base backup and reset the
 304          base directly after calling plugin::save_object();
 305          Base will be set seperatly a few lines below */
 306       $base_tmp = $this->base;
 307       plugin::save_object();
 308       $this->base = $base_tmp;
 309
 310       /* Save attributes */
 311       parent::save_object();
 312
 313       /* Save application flags */
 314       $flag= "";
 315       if (isset($_POST['exec_for_groupmembers']) && $_POST['exec_for_groupmembers'] == 1){
 316         $flag.= "G";
 317       }
 318       if (isset($_POST['place_on_desktop']) && $_POST['place_on_desktop'] == 1){
 319         $flag.= "D";
 320       }
 321       if (isset($_POST['place_on_kicker']) && $_POST['place_on_kicker'] == 1){
 322         $flag.= "L";
 323       }
 324       if (isset($_POST['place_in_startmenu']) && $_POST['place_in_startmenu'] == 1){
 325         $flag.= "M";
 326       }
 327       if (isset($_POST['overwrite_config']) && $_POST['overwrite_config'] == 1){
 328         $flag.= "O";
 329       }
 330       if ($this->acl_is_writeable("gosaApplicationFlags")){
 331         $this->gosaApplicationFlags= "[$flag]";
 332       }
 333
 334       /* Remove current picture */
 335       if(isset($_POST['remove_picture'])){
 336         $this->set_picture("");
 337       }
 338
 339       /* Check for picture upload */
 340       if (isset($_FILES['picture_file']['name']) && $_FILES['picture_file']['name'] != ""){
 341
 342         if (!is_uploaded_file($_FILES['picture_file']['tmp_name'])) {
 343           print_red (_("The specified picture has not been uploaded correctly."));
 344         }
 345
 346         if (!function_exists("imagick_blob2image")){
 347           /* Get temporary file name for conversation */
 348           $fname = tempnam ("/tmp", "GOsa");
 349
 350           /* Open file and write out photoData */
 351           $fp = fopen ($fname, "w");
 352           fwrite ($fp, $_FILES['picture_file']['tmp_name']);
 353           fclose ($fp);
 354
 355           /* Build conversation query. Filename is generated automatically, so
 356              we do not need any special security checks. Exec command and save
 357              output. For PHP safe mode, you'll need a configuration which respects
 358              image magick as executable... */
 359           $query= "convert -size 48x48 $fname -resize 48x48 +profile \"*\" -";
 360           @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $query, "Execute");
 361
 362           /* Read data written by convert */
 363           $output= "";
 364           $sh= popen($query, 'r');
 365           while (!feof($sh)){
 366             $output.= fread($sh, 4096);
 367           }
 368           pclose($sh);
 369
 370           unlink($fname);
 371         } else {
 372
 373           /* Load the new uploaded Photo */
 374           if(!$handle  =  imagick_ReadImage($_FILES['picture_file']['tmp_name'])){
 375             print_red(_("Can't access uploaded image."));
 376           }
 377
 378           /* Resizing image to 147x200 and blur */
 379           if(!imagick_resize($handle,48,48,IMAGICK_FILTER_GAUSSIAN,0)){
 380             print_red(_("Uploaded image could not be resized, possilby the image magick extension is missing."));
 381           }
 382
 383           /* Converting image to JPEG */
 384           if(!imagick_convert($handle,"PNG")) {
 385             print_red(_("Could not convert image to png, possilby the image magick extension is missing."));
 386           }
 387
 388           if(!imagick_writeimage($handle,$_FILES['picture_file']['tmp_name'])){
 389             print_red(sprintf(_("Could not save uploaded image to %s."),$_FILES['picture_file']['tmp_name']));
 390           }
 391
 392           imagick_free($handle);
 393         }
 394
 395         /* Activate new picture */
 396         $this->set_picture($_FILES['picture_file']['tmp_name']);
 397       }
 398
 399       if(!$this->isReleaseApplikation){
 400         $tmp = $this->get_allowed_bases();
 401         if(isset($_POST['base'])){
 402           if(isset($tmp[$_POST['base']])){
 403             $this->base= $_POST['base'];
 404           }
 405         }
 406       }
 407     }
 408   }
 409
 410
 411   /* Check values */
 412   function check()
 413   {
 414     /* Call common method to give check the hook */
 415     $message= plugin::check();
 416
 417     if(!preg_match("#^/#",$this->gosaApplicationExecute)){
 418       $message[]=(_("Specified execute path must start with '/'."));
 419     }
 420
 421     /* Permissions for that base? */
 422     if ($this->base != ""){
 423       $new_dn= "cn=".$this->cn.",".get_ou('applicationou').$this->base;
 424     } else {
 425       $new_dn= $this->dn;
 426     }
 427
 428
 429     if($this->dn == "new"){
 430       $this->set_acl_base($this->base);
 431     }
 432
 433     /* All required fields are set? */
 434     if ($this->cn == ""){
 435       $message[]= _("Required field 'Name' is not filled.");
 436     }
 437
 438     if(preg_match("/[^a-z0-9]/",$this->cn))     {
 439       $message[]=_("Invalid character in application name. Only a-z 0-9 are allowed.");
 440     }
 441
 442     if ($this->gosaApplicationExecute == ""){
 443       $message[]= _("Required field 'Execute' is not filled.");
 444     }
 445
 446     /* Check for existing application */
 447     $ldap= $this->config->get_ldap_link();
 448     $ldap->cd($this->config->current["BASE"]);
 449
 450     $tmp = $this->config->search("faiManagement", "CLASS",array('menu','tabs'));
 451     $appfilter = session::get('appfilter');
 452     if((!empty($tmp)) && (isset($appfilter['release']))){
 453       $baseDn = str_replace($this->config->current['BASE'],$this->base,$appfilter['release']);
 454       $baseDn = preg_replace("/".get_ou('applicationou').".*/",get_ou('applicationou').$this->base,$appfilter['release']);
 455       $ldap->ls("(&(objectClass=gosaApplication)(cn=".$this->cn."))",$baseDn,array("cn"));
 456       if($ldap->count()){
 457         $attrs = $ldap->fetch();
 458         if($this->dn != $attrs['dn']) {
 459           $message[]= _("There's already an application with this 'Name'.");
 460         }
 461       }
 462     }else{
 463       $ldap->ls("(&(objectClass=gosaApplication)(cn=".$this->cn."))",get_ou('applicationou').$this->base,array("cn"));
 464       if ($ldap->count()){
 465         $attrs = $ldap->fetch();
 466         if($this->dn != $attrs['dn']) {
 467           $message[]= _("There's already an application with this 'Name'.");
 468         }
 469       }
 470     }
 471     return $message;
 472   }
 473
 474
 475   /* Save to LDAP */
 476   function save()
 477   {
 478     /* Get application script without header part, to check if we must save the script itself */
 479     $script = preg_replace('/.*### END HEADER ###/s', '', $this->gotoLogonScript);
 480
 481     plugin::save();
 482     $this->attrs["gosaApplicationIcon"]= $this->gosaApplicationIcon;
 483
 484     /* Write back to ldap */
 485     $ldap= $this->config->get_ldap_link();
 486     $ldap->cat($this->dn, array('dn'));
 487
 488     $a= $ldap->fetch();
 489     if (count($a)){
 490
 491       /* Remove gotoLogonScript if it is empty */
 492       if(empty($script))    {
 493         $this->attrs['gotoLogonScript'] = array();
 494       }
 495
 496       $ldap->cd($this->dn);
 497       $this->cleanup();
 498       $ldap->modify ($this->attrs);
 499       $this->handle_post_events("modify");
 500       new log("modify","application/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
 501     } else {
 502
 503       /* Remove gotoLogonScript if it is empty */
 504       if(empty($script))    {
 505         unset($this->attrs['gotoLogonScript']);
 506       }
 507
 508       $ldap->cd($this->config->current['BASE']);
 509       $ldap->create_missing_trees(preg_replace('/^[^,]+,/', '', $this->dn));
 510       $ldap->cd($this->dn);
 511       $ldap->add($this->attrs);
 512       new log("create","application/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
 513       $this->handle_post_events("add");
 514     }
 515     show_ldap_error($ldap->get_error(), sprintf(_("Saving of application with dn '%s' failed."),$this->dn));
 516   }
 517
 518   function set_picture($filename)
 519   {
 520     if (!is_file($filename)){
 521       $filename= "./images/default_icon.png";
 522       $this->gosaApplicationIcon= "*removed*";
 523     }
 524
 525     if (file_exists($filename)){
 526       $fd = fopen ($filename, "rb");
 527       $this->iconData= fread ($fd, filesize ($filename));
 528       session::set('binary',$this->iconData);
 529       session::set('binarytype',"image/jpeg");
 530       $this->gosaApplicationIcon= $this->iconData;
 531
 532       fclose ($fd);
 533     }
 534   }
 535
 536   function getCopyDialog()
 537   {
 538     $vars = array("cn");
 539
 540     $str ="<h2>"._("Application settings")."</h2>
 541       <table>
 542       <tr>
 543       <td>".
 544       _("Application name").
 545       "</td>
 546       <td>
 547       <input id='gosaApplicationName' name='cn' size='35' maxlength='60'
 548       value='".$this->cn."'
 549       title='"._("Application name to be displayed (i.e. below icons)")."'>
 550       </td>
 551       </tr>
 552       </table>";
 553     $ret = array();
 554     $ret['status'] = "";
 555     $ret['string'] = $str;
 556     return($ret);
 557   }
 558
 559   function saveCopyDialog()
 560   {
 561     if(isset($_POST['cn'])){
 562       $this->cn = $_POST['cn'];
 563     }
 564   }
 565
 566
 567   function PrepareForCopyPaste($source)
 568   {
 569     plugin::PrepareForCopyPaste($source);
 570     $source_o = new application($this->config,$source['dn']);
 571     $this->gosaApplicationIcon = $source_o->gosaApplicationIcon;
 572   }
 573
 574
 575   /* Return plugin informations for acl handling
 576       #FIXME FAIscript seams to ununsed within this class... */
 577   static function plInfo()
 578   {
 579     return (array(
 580           "plShortName"   => _("Generic"),
 581           "plDescription" => _("Application generic"),
 582           "plSelfModify"  => FALSE,
 583           "plDepends"     => array(),
 584           "plPriority"    => 0,
 585           "plSection"     => array("administration"),
 586           "plCategory"    => array("application" => array("description"  => _("Application"),
 587                                                           "objectClass"  => "gosaApplication")),
 588           "plProvidedAcls"=> array(
 589             "cn"                => _("Name"),
 590             "base"              => _("Base"),
 591             "description"       => _("Description"),
 592             "gosaApplicationExecute"  => _("Execute"),
 593             "gosaApplicationName"     => _("Name"),
 594             "gosaApplicationIcon"     => _("Icon"),
 595             "gosaApplicationFlags"    => _("Flag"),
 596             "gotoLogonScript"         => _("Script content"),
 597
 598             "exec_for_groupmembers" => _("Only executable for members"),              // G
 599             "place_on_desktop"      => _("Place icon on members desktop"),            // D
 600             "place_on_kicker"       => _("Place entry in members launch bar"),        // L
 601             "place_in_startmenu"    => _("Place entry in members startmenu"),         // M
 602             "overwrite_config"      => _("Replace user configuration on startup"))  // O
 603             ));
 604   }
 605 }
 606 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
 607 ?>