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   var $orig_base = "";
  21   var $orig_cn = "";
  22   var $orig_dn = "";
  23
  24   /* attribute list for save action */
  25   var $attributes= array("cn", "description", "gosaApplicationExecute", "gosaApplicationName","gosaApplicationIcon",
  26       "gosaApplicationFlags","gotoLogonScript");
  27
  28   var $objectclasses= array("top", "gosaApplication");
  29   var $FAIstate ="";
  30
  31   function application (&$config, $dn= NULL, $parent= NULL)
  32   {
  33     plugin::plugin ($config, $dn, $parent);
  34
  35     /* Load icon */
  36     $ldap= $config->get_ldap_link();
  37     $this->orig_dn = $dn;
  38     if ($dn != 'new'){
  39       $this->iconData= $ldap->get_attribute($dn, "gosaApplicationIcon");
  40       $this->saved_attributes['gosaApplicationIcon'] = $this->iconData;
  41     }
  42     if ($this->iconData == ""){
  43       $this->set_picture("");
  44     }
  45     session::set('binary',$this->iconData);
  46     session::set('binarytype',"image/jpeg");
  47     $this->gosaApplicationIcon= $this->iconData;
  48
  49     /* This is always an account */
  50     $this->is_account= TRUE;
  51
  52     if ($this->dn == "new"){
  53       if(session::is_set('CurrentMainBase')){
  54         $this->base = session::get('CurrentMainBase');
  55       }else{
  56         $ui= get_userinfo();
  57         $this->base= dn2base($ui->dn);
  58       }
  59     } else {
  60       $this->base= preg_replace ("/^[^,]+,".preg_quote(get_ou('applicationRDN'), '/')."/i", "", $this->dn);
  61     }
  62
  63     $this->orig_cn = $this->cn;
  64     $this->orig_base = $this->base;
  65     $this->gosaApplicationFlags = preg_replace("/[^GDLMO]/","",$this->gosaApplicationFlags);
  66   }
  67
  68
  69   function generateTemplate()
  70   {
  71     $str= "# This code is part of GOsa (https://gosa.gonicus.de)\n#\n";
  72
  73     $values = array();
  74     $names      = array();
  75     if($this->parent->by_object['applicationParameters']->is_account){
  76       $names = $this->parent->by_object['applicationParameters']->option_name;
  77       $values = $this->parent->by_object['applicationParameters']->option_value;
  78     }
  79
  80     if (count($names)){
  81       $str .="# This plugin handles these environment variables:\n";
  82     } else {
  83       $str .="# This plugin handles no environment variables.\n";
  84     }
  85
  86     foreach($names as $index => $name){
  87
  88       // Fix length
  89       for($i = strlen($name) ; $i < 30 ; $i++){
  90         $name= $name." ";
  91       }
  92       if((isset($values[$index]))&&(!empty($values[$index]))){
  93         $str.= "# ".$name."\t(e.g. '".$values[$index]."')\n";
  94       }else{
  95         $str.= "# ".$name."\t("._("no example").")\n";
  96       }
  97     }
  98     $str .= "#\n".
  99       "# Don't remove the following tag, it is used for header update.\n".
 100       "### END HEADER ###";
 101
 102     return($str);
 103   }
 104
 105   function execute()
 106   {
 107     /* Call parent execute */
 108     plugin::execute();
 109
 110     /* Log view */
 111     if($this->is_account && !$this->view_logged){
 112       $this->view_logged = TRUE;
 113       new log("view","application/".get_class($this),$this->dn);
 114     }
 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, preg_match("/freeze/i",$this->FAIstate)));
 121     }
 122     $smarty->assign("IconReadable", $this->acl_is_readable("gosaApplicationIcon"));
 123
 124     /* Do we represent a valid group? */
 125     if (!$this->is_account && $this->parent === NULL){
 126       $display= "<img alt=\"\" src=\"images/small-error.png\" align=\"middle\">&nbsp;<b>".
 127         msgPool::noValidExtension(_("application"))."</b>";
 128       return ($display);
 129     }
 130
 131     /* Download requested */
 132     foreach($_POST as $name => $value){
 133       if(preg_match("/^downloadScript/",$name)){
 134         session::set('binary',$this->gotoLogonScript);
 135         session::set('binarytype',"octet-stream");
 136         session::set('binaryfile',$this->cn.".gosaApplication");
 137         header("location: getbin.php ");
 138         exit();
 139       }
 140     }
 141
 142     /* Reassign picture data, sometimes its corrupt cause we started a download of application scripts */
 143     session::set('binary',$this->iconData);
 144     session::set('binarytype',"image/jpeg");
 145
 146     $smarty->assign("rand", rand(0, 10000));
 147     $head = $this->generateTemplate();
 148     $this->gotoLogonScript= $this->generateTemplate().preg_replace('/.*### END HEADER ###/s', '', $this->gotoLogonScript);
 149
 150     if((isset($_POST['upLoad']))&&(isset($_FILES['ScriptFile'])) && !preg_match("/freeze/i",$this->FAIstate)){
 151       $str = file_get_contents($_FILES['ScriptFile']['tmp_name']);
 152       $this->gotoLogonScript = $str;
 153     }
 154
 155     /* Fill templating stuff */
 156     $smarty->assign("cn", $this->cn);
 157     if(!$this->is_release()){
 158       $smarty->assign("bases", $this->get_allowed_bases());
 159     }else{
 160       $smarty->assign("bases", array());
 161     }
 162     if ($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     /* Get random number for pictures */
 171     srand((double)microtime()*1000000);
 172     $smarty->assign("rand", rand(0, 10000));
 173
 174     /* Variables */
 175     foreach(array("description", "gosaApplicationExecute", "gosaApplicationName","cn") as $val){
 176       $smarty->assign($val, $this->$val);
 177     }
 178
 179     /* Checkboxes */
 180     foreach (array("G" => "execForGroupmembers", "O" => "overwriteConfig",
 181           "L" => "placeOnKicker",
 182           "D" => "placeOnDesktop", "M" => "placeInStartmenu") as $key => $val){
 183       if (preg_match("/$key/", $this->gosaApplicationFlags) && $this->acl_is_readable("$val")){
 184         $smarty->assign("$val", "checked");
 185       } else {
 186         $smarty->assign("$val", "");
 187       }
 188     }
 189
 190     $smarty->assign("isReleaseApplikation" ,$this->is_release());
 191     $smarty->assign("gotoLogonScript",htmlentities($this->gotoLogonScript, ENT_COMPAT, 'UTF-8'));
 192     $smarty->assign("base_select", $this->base);
 193     /* Show main page */
 194     return($smarty->fetch (get_template_path('generic.tpl', TRUE)));
 195   }
 196
 197
 198   function remove_from_parent()
 199   {
 200     restore_error_handler();
 201
 202     /* Parse release out of object dn */
 203     $release = preg_replace("/".preg_quote(get_ou("applicationRDN").$this->base, '/')."$/i","",$this->dn);
 204     $release = preg_replace("/^cn=[^,]+,/","",$release);
 205
 206     /* Get a list of all groups
 207      */
 208     $groups = array();
 209     $ldap= $this->config->get_ldap_link();
 210     $ldap->cd($this->config->current['BASE']);
 211     $ldap->search("(objectClass=posixGroup)",array("dn"));
 212     while($attrs = $ldap->fetch()){
 213       $groups[$attrs['dn']] = array();
 214     }
 215
 216     /* Check if there are groups, useing this application
 217      */
 218     $found = array();
 219     foreach($groups as $group => $data){
 220       $ldap->cd($release.$group);
 221       $ldap->search("(objectClass=gotoMenuEntry)",array("dn"));
 222       while($attrs = $ldap->fetch()){
 223         $info = preg_replace("/".preg_quote($release.$group, '/')."$/","",$attrs['dn']);
 224         if(preg_match("/^cn=".$this->cn."/",$info) && !preg_match("/ou=[^,]+,/",$info)){
 225           $found[] = $attrs['dn'];
 226         }
 227       }
 228     }
 229
 230     /* Create an error message an skip remove, if
 231         this application is still in use.
 232      */
 233     if(count($found)){
 234       msg_dialog::display(_("Error"), sprintf(_("Cannot remove application - it is still in use by these objects: %s"), "<br>".msgPool::buildList($found)), ERROR_DIALOG);
 235       return(FALSE);
 236     }
 237
 238     $ldap->rmDir($this->dn);
 239     new log("remove","application/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
 240     if (!$ldap->success()){
 241       msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dn, LDAP_DEL, get_class()), ERROR_DIALOG);
 242     }
 243
 244     /* Optionally execute a command after we're done */
 245     $this->handle_post_events("remove");
 246
 247     /* Delete references to object groups */
 248     $ldap->cd ($this->config->current['BASE']);
 249     $ldap->search ("(&(objectClass=gosaGroupOfNames)(member=".LDAP::prepare4filter($this->dn)."))", array("cn"));
 250     while ($ldap->fetch()){
 251       $og= new ogroup($this->config, $ldap->getDN());
 252       unset($og->member[$this->dn]);
 253       $og->save ();
 254       if (!$ldap->success()){
 255         msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dn, 0, get_class()), ERROR_DIALOG);
 256       }
 257     }
 258   }
 259
 260
 261   /* Save data to object */
 262   function save_object()
 263   {
 264     if(preg_match("/freeze/i",$this->FAIstate)){
 265       return;
 266     }
 267
 268     if (isset($_POST['cn'])){
 269
 270       /* Create a base backup and reset the
 271          base directly after calling plugin::save_object();
 272          Base will be set seperatly a few lines below */
 273       $base_tmp = $this->base;
 274       plugin::save_object();
 275       $this->base = $base_tmp;
 276
 277       /* Save attributes */
 278       parent::save_object();
 279
 280       $checks = array("execForGroupmembers" => "G",
 281                       "placeOnDesktop"      => "D",
 282                       "placeOnKicker"       => "L",
 283                       "placeInStartmenu"    => "M",
 284                       "overwriteConfig"     => "O");
 285
 286
 287       /* Save application flags */
 288       foreach($checks as $name => $flag){
 289         if($this->acl_is_writeable($name)){
 290           $set = isset($_POST[$name]) && $_POST[$name] == 1;
 291           if(!$set && strstr($this->gosaApplicationFlags,$flag)){
 292             $this->gosaApplicationFlags = str_replace($flag,"",$this->gosaApplicationFlags);
 293           }elseif($set && !preg_match("/".$flag."/",$this->gosaApplicationFlags)){
 294             $this->gosaApplicationFlags .= $flag;
 295           }
 296         }
 297       }
 298
 299       /* Remove current picture */
 300       if(isset($_POST['remove_picture'])){
 301         $this->set_picture("");
 302       }
 303
 304       /* Check for picture upload */
 305       if (isset($_FILES['picture_file']['name']) && $_FILES['picture_file']['name'] != ""){
 306
 307         if (!is_uploaded_file($_FILES['picture_file']['tmp_name'])) {
 308           msg_dialog::display(_("Error"), msgPool::incorrectUpload(), ERROR_DIALOG);
 309         }
 310
 311         if (!function_exists("imagick_blob2image")){
 312           /* Get temporary file name for conversation */
 313           $fname = tempnam (TEMP_DIR, "GOsa");
 314
 315           /* Open file and write out photoData */
 316           $fp = fopen ($fname, "w");
 317           fwrite ($fp, $_FILES['picture_file']['tmp_name']);
 318           fclose ($fp);
 319
 320           /* Build conversation query. Filename is generated automatically, so
 321              we do not need any special security checks. Exec command and save
 322              output. For PHP safe mode, you'll need a configuration which respects
 323              image magick as executable... */
 324           $query= "convert -size 48x48 $fname -resize 48x48 +profile \"*\" -";
 325           @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $query, "Execute");
 326
 327           /* Read data written by convert */
 328           $output= "";
 329           $sh= popen($query, 'r');
 330           while (!feof($sh)){
 331             $output.= fread($sh, 4096);
 332           }
 333           pclose($sh);
 334
 335           unlink($fname);
 336         } else {
 337
 338           /* Load the new uploaded Photo */
 339           if(!$handle  =  imagick_ReadImage($_FILES['picture_file']['tmp_name'])){
 340             msg_dialog::display(_("Error"), msgPool::incorrectUpload(_("no read permission")), ERROR_DIALOG);
 341           }
 342
 343           /* Resizing image to 147x200 and blur */
 344           if(!imagick_resize($handle,48,48,IMAGICK_FILTER_GAUSSIAN,0)){
 345             msg_dialog::display(_("Error"), msgPool::incorrectUpload(_("cannot resize image")), ERROR_DIALOG);
 346           }
 347
 348           /* Converting image to JPEG */
 349           if(!imagick_convert($handle,"PNG")) {
 350             msg_dialog::display(_("Error"), msgPool::incorrectUpload(_("cannot convert image")), ERROR_DIALOG);
 351           }
 352
 353           if(!imagick_writeimage($handle,$_FILES['picture_file']['tmp_name'])){
 354             msg_dialog::display(_("Error"), msgPool::incorrectUpload(sprintf(_("cannot save image to '%s'"), $_FILES['picture_file']['tmp_name'])), ERROR_DIALOG);
 355           }
 356
 357           imagick_free($handle);
 358         }
 359
 360         /* Activate new picture */
 361         $this->set_picture($_FILES['picture_file']['tmp_name']);
 362       }
 363
 364       if(!$this->is_release()){
 365         $tmp = $this->get_allowed_bases();
 366         if(isset($_POST['base'])){
 367           if(isset($tmp[$_POST['base']])){
 368             $this->base= $_POST['base'];
 369           }
 370         }
 371       }
 372     }
 373   }
 374
 375
 376   /* Check values */
 377   function check()
 378   {
 379     /* Call common method to give check the hook */
 380     $message= plugin::check();
 381
 382     if(!preg_match("#^/#",$this->gosaApplicationExecute)){
 383       $message[]=msgPool::invalid(_("Execute path"),"","","/some/path");
 384     }
 385
 386     /* Permissions for that base? */
 387     if ($this->base != ""){
 388       $new_dn= "cn=".$this->cn.",".get_ou('applicationRDN').$this->base;
 389     } else {
 390       $new_dn= $this->dn;
 391     }
 392
 393
 394     if($this->dn == "new"){
 395       $this->set_acl_base($this->base);
 396     }
 397
 398     /* All required fields are set? */
 399     if ($this->cn == ""){
 400       $message[]= msgPool::required(_("Name"));
 401     }
 402
 403     if(preg_match("/[^a-z0-9_-]/",$this->cn))   {
 404       $message[]=msgPool::invalid(_("Name"),$this->cn,"/^[a-z0-9_-]*$/");
 405     }
 406
 407     if ($this->gosaApplicationExecute == ""){
 408       $message[]= msgPool::required(_("Execute"));
 409     }
 410
 411     /* Check for existing application */
 412     $ldap= $this->config->get_ldap_link();
 413     $ldap->cd($this->config->current["BASE"]);
 414
 415     $tmp = $this->config->search("faiManagement", "CLASS",array('menu','tabs'));
 416
 417     if($this->is_release()){
 418       $base = $this->parent->parent->app_release;
 419     }else{
 420       $base = get_ou('applicationRDN').$this->base;
 421     }
 422
 423     $ldap->ls("(&(objectClass=gosaApplication)(cn=".$this->cn."))",$base,array("cn"));
 424     if($ldap->count()){
 425       $attrs = $ldap->fetch();
 426       if($this->dn != $attrs['dn']) {
 427         $message[]= msgPool::duplicated("cn");
 428       }
 429     }
 430
 431     /* Check if we are allowed to create or move this object
 432      */
 433     if($this->orig_dn == "new" && !$this->acl_is_createable($this->base)){
 434       $message[] = msgPool::permCreate();
 435     }elseif($this->orig_dn != "new" && $this->base != $this->orig_base && !$this->acl_is_moveable($this->base)){
 436       $message[] = msgPool::permMove();
 437     }
 438
 439     return $message;
 440   }
 441
 442
 443   /* Save to LDAP */
 444   function save()
 445   {
 446     /* Get application script without header part, to check if we must save the script itself */
 447     $script = preg_replace('/.*### END HEADER ###/s', '', $this->gotoLogonScript);
 448
 449     $this->gosaApplicationFlags ="[{$this->gosaApplicationFlags}]";
 450     plugin::save();
 451     $this->attrs["gosaApplicationIcon"]= $this->gosaApplicationIcon;
 452
 453     /* Write back to ldap */
 454     $ldap= $this->config->get_ldap_link();
 455     $ldap->cat($this->dn, array('dn'));
 456
 457     $a= $ldap->fetch();
 458     if (count($a)){
 459
 460       /* Remove gotoLogonScript if it is empty */
 461       if(empty($script))    {
 462         $this->attrs['gotoLogonScript'] = array();
 463       }
 464
 465       $ldap->cd($this->dn);
 466       $this->cleanup();
 467       $ldap->modify ($this->attrs);
 468       $this->handle_post_events("modify");
 469       new log("modify","application/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
 470     } else {
 471
 472       /* Remove gotoLogonScript if it is empty */
 473       if(empty($script))    {
 474         unset($this->attrs['gotoLogonScript']);
 475       }
 476
 477       $ldap->cd($this->config->current['BASE']);
 478       $ldap->create_missing_trees(preg_replace('/^[^,]+,/', '', $this->dn));
 479       $ldap->cd($this->dn);
 480       $ldap->add($this->attrs);
 481       new log("create","application/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
 482       $this->handle_post_events("add");
 483     }
 484     if (!$ldap->success()){
 485       msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dn, 0, get_class()), ERROR_DIALOG);
 486     }
 487   }
 488
 489
 490   function is_release()
 491   {
 492     if(isset($this->parent->parent)){
 493       return($this->parent->parent->IsReleaseManagementActivated());
 494     }else{
 495       /* Check if we should enable the release selection */
 496       $tmp = $this->config->search("faiManagement", "CLASS",array('menu','tabs'));
 497       if(!empty($tmp)){
 498         return(true);
 499       }
 500     }
 501     return(FALSE);
 502   }
 503
 504
 505   function set_picture($filename)
 506   {
 507     if (!is_file($filename)){
 508       $filename= "./plugins/goto/images/default_icon.png";
 509       $this->gosaApplicationIcon= "*removed*";
 510     }
 511
 512     if (file_exists($filename)){
 513       $fd = fopen ($filename, "rb");
 514       $this->iconData= fread ($fd, filesize ($filename));
 515       session::set('binary',$this->iconData);
 516       session::set('binarytype',"image/jpeg");
 517       $this->gosaApplicationIcon= $this->iconData;
 518
 519       fclose ($fd);
 520     }
 521   }
 522
 523   function getCopyDialog()
 524   {
 525     $vars = array("cn");
 526
 527     $str ="<h3>"._("Application settings")."</h3>
 528       <table summary=\""._("Application settings")."\">
 529       <tr>
 530       <td>".
 531       _("Application name").
 532       "</td>
 533       <td>
 534       <input id='gosaApplicationName' name='cn' size='35' maxlength='60'
 535       value='".$this->cn."'
 536       title='"._("Application name to be displayed (i.e. below icons)")."'>
 537       </td>
 538       </tr>
 539       </table>";
 540     $ret = array();
 541     $ret['status'] = "";
 542     $ret['string'] = $str;
 543     return($ret);
 544   }
 545
 546   function saveCopyDialog()
 547   {
 548     if(isset($_POST['cn'])){
 549       $this->cn = $_POST['cn'];
 550     }
 551   }
 552
 553
 554   function PrepareForCopyPaste($source)
 555   {
 556     plugin::PrepareForCopyPaste($source);
 557     $source_o = new application($this->config,$source['dn']);
 558     $this->gosaApplicationIcon = $source_o->gosaApplicationIcon;
 559   }
 560
 561
 562   /* Return plugin informations for acl handling
 563       #FIXME FAIscript seams to ununsed within this class... */
 564   static function plInfo()
 565   {
 566     return (array(
 567           "plShortName"   => _("Generic"),
 568           "plDescription" => _("Application generic"),
 569           "plSelfModify"  => FALSE,
 570           "plDepends"     => array(),
 571           "plPriority"    => 0,
 572           "plSection"     => array("administration"),
 573           "plCategory"    => array("application" => array("description"  => _("Application"),
 574                                                           "objectClass"  => "gosaApplication")),
 575           "plProvidedAcls"=> array(
 576             "cn"                => _("Name"),
 577             "base"              => _("Base"),
 578             "description"       => _("Description"),
 579             "gosaApplicationExecute"  => _("Execute"),
 580             "gosaApplicationName"     => _("Name"),
 581             "gosaApplicationIcon"     => _("Icon"),
 582             "gotoLogonScript"         => _("Script content"),
 583
 584             "execForGroupmembers" => _("Only executable for members"),              // G
 585             "placeOnDesktop"      => _("Place icon on members desktop"),            // D
 586             "placeOnKicker"       => _("Place entry in members launch bar"),        // L
 587             "placeInStartmenu"    => _("Place entry in members startmenu"),         // M
 588             "overwriteConfig"      => _("Replace user configuration on startup"))  // O
 589             ));
 590   }
 591 }
 592 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
 593 ?>