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   var $baseSelector;
  32
  33   function application (&$config, $dn= NULL, $parent= NULL)
  34   {
  35     plugin::plugin ($config, $dn, $parent);
  36
  37     /* Load icon */
  38     $ldap= $config->get_ldap_link();
  39     $this->orig_dn = $dn;
  40     if ($dn != 'new'){
  41       $this->iconData= $ldap->get_attribute($dn, "gosaApplicationIcon");
  42       $this->saved_attributes['gosaApplicationIcon'] = $this->iconData;
  43     }
  44     if ($this->iconData == ""){
  45       $this->set_picture("");
  46     }
  47     session::set('binary',$this->iconData);
  48     session::set('binarytype',"image/jpeg");
  49     $this->gosaApplicationIcon= $this->iconData;
  50
  51     /* This is always an account */
  52     $this->is_account= TRUE;
  53
  54     if ($this->dn == "new"){
  55       if(session::is_set('CurrentMainBase')){
  56         $this->base = session::get('CurrentMainBase');
  57       }else{
  58         $ui= get_userinfo();
  59         $this->base= dn2base($ui->dn);
  60       }
  61     } else {
  62       $this->base= preg_replace ("/^[^,]+,".preg_quote(get_ou('applicationRDN'), '/')."/i", "", $this->dn);
  63     }
  64
  65     $this->orig_cn = $this->cn;
  66     $this->orig_base = $this->base;
  67     $this->gosaApplicationFlags = preg_replace("/[^GDLMO]/","",$this->gosaApplicationFlags);
  68
  69     /* Instanciate base selector */
  70     $this->baseSelector= new baseSelector($this->get_allowed_bases(), $this->base);
  71     $this->baseSelector->setSubmitButton(false);
  72     $this->baseSelector->setHeight(300);
  73     $this->baseSelector->update(true);
  74   }
  75
  76
  77   function generateTemplate()
  78   {
  79     $str= "# This code is part of GOsa (https://gosa.gonicus.de)\n#\n";
  80
  81     $values = array();
  82     $names      = array();
  83     if($this->parent->by_object['applicationParameters']->is_account){
  84       $names = $this->parent->by_object['applicationParameters']->option_name;
  85       $values = $this->parent->by_object['applicationParameters']->option_value;
  86     }
  87
  88     if (count($names)){
  89       $str .="# This plugin handles these environment variables:\n";
  90     } else {
  91       $str .="# This plugin handles no environment variables.\n";
  92     }
  93
  94     foreach($names as $index => $name){
  95
  96       // Fix length
  97       for($i = strlen($name) ; $i < 30 ; $i++){
  98         $name= $name." ";
  99       }
 100       if((isset($values[$index]))&&(!empty($values[$index]))){
 101         $str.= "# ".$name."\t(e.g. '".$values[$index]."')\n";
 102       }else{
 103         $str.= "# ".$name."\t("._("no example").")\n";
 104       }
 105     }
 106     $str .= "#\n".
 107       "# Don't remove the following tag, it is used for header update.\n".
 108       "### END HEADER ###";
 109
 110     return($str);
 111   }
 112
 113   function execute()
 114   {
 115     /* Call parent execute */
 116     plugin::execute();
 117
 118     /* Log view */
 119     if($this->is_account && !$this->view_logged){
 120       $this->view_logged = TRUE;
 121       new log("view","application/".get_class($this),$this->dn);
 122     }
 123
 124     $smarty= get_smarty();
 125
 126     /* Assign base ACL */
 127     $smarty->assign("base", $this->baseSelector->render());
 128
 129     $tmp = $this->plInfo();
 130     foreach($tmp['plProvidedAcls'] as $name => $translation){
 131       $smarty->assign($name."ACL",$this->getacl($name, preg_match("/freeze/i",$this->FAIstate)));
 132     }
 133     $smarty->assign("IconReadable", $this->acl_is_readable("gosaApplicationIcon"));
 134
 135     /* Do we represent a valid group? */
 136     if (!$this->is_account && $this->parent === NULL){
 137       $display= "<img alt=\"\" src=\"images/small-error.png\" align=\"middle\">&nbsp;<b>".
 138         msgPool::noValidExtension(_("application"))."</b>";
 139       return ($display);
 140     }
 141
 142     /* Download requested */
 143     foreach($_POST as $name => $value){
 144       if(preg_match("/^downloadScript/",$name)){
 145         session::set('binary',$this->gotoLogonScript);
 146         session::set('binarytype',"octet-stream");
 147         session::set('binaryfile',$this->cn.".gosaApplication");
 148         header("location: getbin.php ");
 149         exit();
 150       }
 151     }
 152
 153     /* Reassign picture data, sometimes its corrupt cause we started a download of application scripts */
 154     session::set('binary',$this->iconData);
 155     session::set('binarytype',"image/jpeg");
 156
 157     $smarty->assign("rand", rand(0, 10000));
 158     $head = $this->generateTemplate();
 159     $this->gotoLogonScript= $this->generateTemplate().preg_replace('/.*### END HEADER ###/s', '', $this->gotoLogonScript);
 160
 161     if((isset($_POST['upLoad']))&&(isset($_FILES['ScriptFile'])) && !preg_match("/freeze/i",$this->FAIstate)){
 162       $str = file_get_contents($_FILES['ScriptFile']['tmp_name']);
 163       $this->gotoLogonScript = $str;
 164     }
 165
 166     /* Fill templating stuff */
 167     $smarty->assign("cn", $this->cn);
 168     if(!$this->is_release()){
 169       $smarty->assign("bases", $this->get_allowed_bases());
 170     }else{
 171       $smarty->assign("bases", array());
 172     }
 173     if ($this->dn == "new"){
 174       $smarty->assign("selectmode", "");
 175       $smarty->assign("namemode", "");
 176     } else {
 177       $smarty->assign("namemode", "readonly");
 178       $smarty->assign("selectmode", "disabled");
 179     }
 180
 181     /* Get random number for pictures */
 182     srand((double)microtime()*1000000);
 183     $smarty->assign("rand", rand(0, 10000));
 184
 185     /* Variables */
 186     foreach(array("description", "gosaApplicationExecute", "gosaApplicationName","cn") as $val){
 187       $smarty->assign($val, $this->$val);
 188     }
 189
 190     /* Checkboxes */
 191     foreach (array("G" => "execForGroupmembers", "O" => "overwriteConfig",
 192           "L" => "placeOnKicker",
 193           "D" => "placeOnDesktop", "M" => "placeInStartmenu") as $key => $val){
 194       if (preg_match("/$key/", $this->gosaApplicationFlags) && $this->acl_is_readable("$val")){
 195         $smarty->assign("$val", "checked");
 196       } else {
 197         $smarty->assign("$val", "");
 198       }
 199     }
 200
 201     $smarty->assign("isReleaseApplikation" ,$this->is_release());
 202     $smarty->assign("gotoLogonScript",htmlentities($this->gotoLogonScript, ENT_COMPAT, 'UTF-8'));
 203     $smarty->assign("base_select", $this->base);
 204     /* Show main page */
 205     return($smarty->fetch (get_template_path('generic.tpl', TRUE)));
 206   }
 207
 208
 209   function remove_from_parent()
 210   {
 211     restore_error_handler();
 212
 213     /* Parse release out of object dn */
 214     $release = preg_replace("/".preg_quote(get_ou("applicationRDN").$this->base, '/')."$/i","",$this->dn);
 215     $release = preg_replace("/^cn=[^,]+,/","",$release);
 216
 217     /* Get a list of all groups
 218      */
 219     $groups = array();
 220     $ldap= $this->config->get_ldap_link();
 221     $ldap->cd($this->config->current['BASE']);
 222     $ldap->search("(objectClass=posixGroup)",array("dn"));
 223     while($attrs = $ldap->fetch()){
 224       $groups[$attrs['dn']] = array();
 225     }
 226
 227     /* Check if there are groups, useing this application
 228      */
 229     $found = array();
 230     foreach($groups as $group => $data){
 231       $ldap->cd($release.$group);
 232       $ldap->search("(objectClass=gotoMenuEntry)",array("dn"));
 233       while($attrs = $ldap->fetch()){
 234         $info = preg_replace("/".preg_quote($release.$group, '/')."$/","",$attrs['dn']);
 235         if(preg_match("/^cn=".$this->cn."/",$info) && !preg_match("/ou=[^,]+,/",$info)){
 236           $found[] = $attrs['dn'];
 237         }
 238       }
 239     }
 240
 241     /* Create an error message an skip remove, if
 242         this application is still in use.
 243      */
 244     if(count($found)){
 245       msg_dialog::display(_("Error"), sprintf(_("Cannot remove application - it is still in use by these objects: %s"), "<br>".msgPool::buildList($found)), ERROR_DIALOG);
 246       return(FALSE);
 247     }
 248
 249     $ldap->rmDir($this->dn);
 250     new log("remove","application/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
 251     if (!$ldap->success()){
 252       msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dn, LDAP_DEL, get_class()), ERROR_DIALOG);
 253     }
 254
 255     /* Optionally execute a command after we're done */
 256     $this->handle_post_events("remove");
 257
 258     /* Delete references to object groups */
 259     $ldap->cd ($this->config->current['BASE']);
 260     $ldap->search ("(&(objectClass=gosaGroupOfNames)(member=".LDAP::prepare4filter($this->dn)."))", array("cn"));
 261     while ($ldap->fetch()){
 262       $og= new ogroup($this->config, $ldap->getDN());
 263       unset($og->member[$this->dn]);
 264       $og->save ();
 265       if (!$ldap->success()){
 266         msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dn, 0, get_class()), ERROR_DIALOG);
 267       }
 268     }
 269   }
 270
 271
 272   /* Save data to object */
 273   function save_object()
 274   {
 275     if(preg_match("/freeze/i",$this->FAIstate)){
 276       return;
 277     }
 278
 279     if (isset($_POST['cn'])){
 280
 281       /* Create a base backup and reset the
 282          base directly after calling plugin::save_object();
 283          Base will be set seperatly a few lines below */
 284       $base_tmp = $this->base;
 285       plugin::save_object();
 286       $this->base = $base_tmp;
 287
 288       /* Refresh base */
 289       if(!$this->is_release()){
 290         if ($this->acl_is_moveable($this->base)){
 291           if (!$this->baseSelector->update()) {
 292             msg_dialog::display(_("Error"), msgPool::permMove(), ERROR_DIALOG);
 293           }
 294           if ($this->base != $this->baseSelector->getBase()) {
 295             $this->base= $this->baseSelector->getBase();
 296             $this->is_modified= TRUE;
 297           }
 298         }
 299       }
 300
 301
 302       /* Save attributes */
 303       parent::save_object();
 304
 305       $checks = array("execForGroupmembers" => "G",
 306                       "placeOnDesktop"      => "D",
 307                       "placeOnKicker"       => "L",
 308                       "placeInStartmenu"    => "M",
 309                       "overwriteConfig"     => "O");
 310
 311
 312       /* Save application flags */
 313       foreach($checks as $name => $flag){
 314         if($this->acl_is_writeable($name)){
 315           $set = isset($_POST[$name]) && $_POST[$name] == 1;
 316           if(!$set && strstr($this->gosaApplicationFlags,$flag)){
 317             $this->gosaApplicationFlags = str_replace($flag,"",$this->gosaApplicationFlags);
 318           }elseif($set && !preg_match("/".$flag."/",$this->gosaApplicationFlags)){
 319             $this->gosaApplicationFlags .= $flag;
 320           }
 321         }
 322       }
 323
 324       /* Remove current picture */
 325       if(isset($_POST['remove_picture'])){
 326         $this->set_picture("");
 327       }
 328
 329       /* Check for picture upload */
 330       if (isset($_FILES['picture_file']['name']) && $_FILES['picture_file']['name'] != ""){
 331
 332         if (!is_uploaded_file($_FILES['picture_file']['tmp_name'])) {
 333           msg_dialog::display(_("Error"), msgPool::incorrectUpload(), ERROR_DIALOG);
 334         }
 335
 336         if (!function_exists("imagick_blob2image")){
 337           /* Get temporary file name for conversation */
 338           $fname = tempnam (TEMP_DIR, "GOsa");
 339
 340           /* Open file and write out photoData */
 341           $fp = fopen ($fname, "w");
 342           fwrite ($fp, $_FILES['picture_file']['tmp_name']);
 343           fclose ($fp);
 344
 345           /* Build conversation query. Filename is generated automatically, so
 346              we do not need any special security checks. Exec command and save
 347              output. For PHP safe mode, you'll need a configuration which respects
 348              image magick as executable... */
 349           $query= "convert -size 48x48 $fname -resize 48x48 +profile \"*\" -";
 350           @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $query, "Execute");
 351
 352           /* Read data written by convert */
 353           $output= "";
 354           $sh= popen($query, 'r');
 355           while (!feof($sh)){
 356             $output.= fread($sh, 4096);
 357           }
 358           pclose($sh);
 359
 360           unlink($fname);
 361         } else {
 362
 363           /* Load the new uploaded Photo */
 364           if(!$handle  =  imagick_ReadImage($_FILES['picture_file']['tmp_name'])){
 365             msg_dialog::display(_("Error"), msgPool::incorrectUpload(_("no read permission")), ERROR_DIALOG);
 366           }
 367
 368           /* Resizing image to 147x200 and blur */
 369           if(!imagick_resize($handle,48,48,IMAGICK_FILTER_GAUSSIAN,0)){
 370             msg_dialog::display(_("Error"), msgPool::incorrectUpload(_("cannot resize image")), ERROR_DIALOG);
 371           }
 372
 373           /* Converting image to JPEG */
 374           if(!imagick_convert($handle,"PNG")) {
 375             msg_dialog::display(_("Error"), msgPool::incorrectUpload(_("cannot convert image")), ERROR_DIALOG);
 376           }
 377
 378           if(!imagick_writeimage($handle,$_FILES['picture_file']['tmp_name'])){
 379             msg_dialog::display(_("Error"), msgPool::incorrectUpload(sprintf(_("cannot save image to '%s'"), $_FILES['picture_file']['tmp_name'])), ERROR_DIALOG);
 380           }
 381
 382           imagick_free($handle);
 383         }
 384
 385         /* Activate new picture */
 386         $this->set_picture($_FILES['picture_file']['tmp_name']);
 387       }
 388     }
 389   }
 390
 391
 392   /* Check values */
 393   function check()
 394   {
 395     /* Call common method to give check the hook */
 396     $message= plugin::check();
 397
 398     if(!preg_match("#^/#",$this->gosaApplicationExecute)){
 399       $message[]=msgPool::invalid(_("Execute path"),"","","/some/path");
 400     }
 401
 402     // Check if a wrong base was supplied
 403     if(!$this->baseSelector->checkLastBaseUpdate()){
 404       $message[]= msgPool::check_base();;
 405     }
 406
 407     /* Permissions for that base? */
 408     if ($this->base != ""){
 409       $new_dn= "cn=".$this->cn.",".get_ou('applicationRDN').$this->base;
 410     } else {
 411       $new_dn= $this->dn;
 412     }
 413
 414
 415     if($this->dn == "new"){
 416       $this->set_acl_base($this->base);
 417     }
 418
 419     /* All required fields are set? */
 420     if ($this->cn == ""){
 421       $message[]= msgPool::required(_("Name"));
 422     }
 423
 424     if(preg_match("/[^a-z0-9_-]/",$this->cn))   {
 425       $message[]=msgPool::invalid(_("Name"),$this->cn,"/^[a-z0-9_-]*$/");
 426     }
 427
 428     if ($this->gosaApplicationExecute == ""){
 429       $message[]= msgPool::required(_("Execute"));
 430     }
 431
 432     /* Check for existing application */
 433     $ldap= $this->config->get_ldap_link();
 434     $ldap->cd($this->config->current["BASE"]);
 435
 436     $tmp = $this->config->search("faiManagement", "CLASS",array('menu','tabs'));
 437
 438     if($this->is_release()){
 439       $base = $this->parent->parent->app_release;
 440     }else{
 441       $base = get_ou('applicationRDN').$this->base;
 442     }
 443
 444     $ldap->ls("(&(objectClass=gosaApplication)(cn=".$this->cn."))",$base,array("cn"));
 445     if($ldap->count()){
 446       $attrs = $ldap->fetch();
 447       if($this->dn != $attrs['dn']) {
 448         $message[]= msgPool::duplicated("cn");
 449       }
 450     }
 451
 452     /* Check if we are allowed to create or move this object
 453      */
 454     if($this->orig_dn == "new" && !$this->acl_is_createable($this->base)){
 455       $message[] = msgPool::permCreate();
 456     }elseif($this->orig_dn != "new" && $this->base != $this->orig_base && !$this->acl_is_moveable($this->base)){
 457       $message[] = msgPool::permMove();
 458     }
 459
 460     return $message;
 461   }
 462
 463
 464   /* Save to LDAP */
 465   function save()
 466   {
 467     /* Get application script without header part, to check if we must save the script itself */
 468     $script = preg_replace('/.*### END HEADER ###/s', '', $this->gotoLogonScript);
 469
 470     $this->gosaApplicationFlags ="[{$this->gosaApplicationFlags}]";
 471     plugin::save();
 472     $this->attrs["gosaApplicationIcon"]= $this->gosaApplicationIcon;
 473
 474     /* Write back to ldap */
 475     $ldap= $this->config->get_ldap_link();
 476     $ldap->cat($this->dn, array('dn'));
 477
 478     $a= $ldap->fetch();
 479     if (count($a)){
 480
 481       /* Remove gotoLogonScript if it is empty */
 482       if(empty($script))    {
 483         $this->attrs['gotoLogonScript'] = array();
 484       }
 485
 486       $ldap->cd($this->dn);
 487       $this->cleanup();
 488       $ldap->modify ($this->attrs);
 489       $this->handle_post_events("modify");
 490       new log("modify","application/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
 491     } else {
 492
 493       /* Remove gotoLogonScript if it is empty */
 494       if(empty($script))    {
 495         unset($this->attrs['gotoLogonScript']);
 496       }
 497
 498       $ldap->cd($this->config->current['BASE']);
 499       $ldap->create_missing_trees(preg_replace('/^[^,]+,/', '', $this->dn));
 500       $ldap->cd($this->dn);
 501       $ldap->add($this->attrs);
 502       new log("create","application/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
 503       $this->handle_post_events("add");
 504     }
 505     if (!$ldap->success()){
 506       msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dn, 0, get_class()), ERROR_DIALOG);
 507     }
 508   }
 509
 510
 511   function is_release()
 512   {
 513     if(isset($this->parent->parent)){
 514       return($this->parent->parent->IsReleaseManagementActivated());
 515     }else{
 516       /* Check if we should enable the release selection */
 517       $tmp = $this->config->search("faiManagement", "CLASS",array('menu','tabs'));
 518       if(!empty($tmp)){
 519         return(true);
 520       }
 521     }
 522     return(FALSE);
 523   }
 524
 525
 526   function set_picture($filename)
 527   {
 528     if (!is_file($filename)){
 529       $filename= "./plugins/goto/images/default_icon.png";
 530       $this->gosaApplicationIcon= "*removed*";
 531     }
 532
 533     if (file_exists($filename)){
 534       $fd = fopen ($filename, "rb");
 535       $this->iconData= fread ($fd, filesize ($filename));
 536       session::set('binary',$this->iconData);
 537       session::set('binarytype',"image/jpeg");
 538       $this->gosaApplicationIcon= $this->iconData;
 539
 540       fclose ($fd);
 541     }
 542   }
 543
 544   function getCopyDialog()
 545   {
 546     $vars = array("cn");
 547
 548     $str ="<h3>"._("Application settings")."</h3>
 549       <table summary=\""._("Application settings")."\">
 550       <tr>
 551       <td>".
 552       _("Application name").
 553       "</td>
 554       <td>
 555       <input id='gosaApplicationName' name='cn' size='35' maxlength='60'
 556       value='".$this->cn."'
 557       title='"._("Application name to be displayed (i.e. below icons)")."'>
 558       </td>
 559       </tr>
 560       </table>";
 561     $ret = array();
 562     $ret['status'] = "";
 563     $ret['string'] = $str;
 564     return($ret);
 565   }
 566
 567   function saveCopyDialog()
 568   {
 569     if(isset($_POST['cn'])){
 570       $this->cn = $_POST['cn'];
 571     }
 572   }
 573
 574
 575   function PrepareForCopyPaste($source)
 576   {
 577     plugin::PrepareForCopyPaste($source);
 578     $source_o = new application($this->config,$source['dn']);
 579     $this->gosaApplicationIcon = $source_o->gosaApplicationIcon;
 580   }
 581
 582
 583   /* Return plugin informations for acl handling
 584       #FIXME FAIscript seams to ununsed within this class... */
 585   static function plInfo()
 586   {
 587     return (array(
 588           "plShortName"   => _("Generic"),
 589           "plDescription" => _("Application generic"),
 590           "plSelfModify"  => FALSE,
 591           "plDepends"     => array(),
 592           "plPriority"    => 0,
 593           "plSection"     => array("administration"),
 594           "plCategory"    => array("application" => array("description"  => _("Application"),
 595                                                           "objectClass"  => "gosaApplication")),
 596           "plProvidedAcls"=> array(
 597             "cn"                => _("Name"),
 598             "base"              => _("Base"),
 599             "description"       => _("Description"),
 600             "gosaApplicationExecute"  => _("Execute"),
 601             "gosaApplicationName"     => _("Name"),
 602             "gosaApplicationIcon"     => _("Icon"),
 603             "gotoLogonScript"         => _("Script content"),
 604
 605             "execForGroupmembers" => _("Only executable for members"),              // G
 606             "placeOnDesktop"      => _("Place icon on members desktop"),            // D
 607             "placeOnKicker"       => _("Place entry in members launch bar"),        // L
 608             "placeInStartmenu"    => _("Place entry in members startmenu"),         // M
 609             "overwriteConfig"      => _("Replace user configuration on startup"))  // O
 610             ));
 611   }
 612 }
 613 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
 614 ?>