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     /* Parse release out of object dn */
 212     $release = preg_replace("/".preg_quote(get_ou("applicationRDN").$this->base, '/')."$/i","",$this->dn);
 213     $release = preg_replace("/^cn=[^,]+,/","",$release);
 214
 215     /* Get a list of all groups
 216      */
 217     $groups = array();
 218     $ldap= $this->config->get_ldap_link();
 219     $ldap->cd($this->config->current['BASE']);
 220     $ldap->search("(objectClass=posixGroup)",array("dn"));
 221     while($attrs = $ldap->fetch()){
 222       $groups[$attrs['dn']] = array();
 223     }
 224
 225     /* Check if there are groups, useing this application
 226      */
 227     $found = array();
 228     foreach($groups as $group => $data){
 229       $ldap->cd($release.$group);
 230       $ldap->search("(objectClass=gotoMenuEntry)",array("dn"));
 231       while($attrs = $ldap->fetch()){
 232         $info = preg_replace("/".preg_quote($release.$group, '/')."$/","",$attrs['dn']);
 233         if(preg_match("/^cn=".$this->cn."/",$info) && !preg_match("/ou=[^,]+,/",$info)){
 234           $found[] = $attrs['dn'];
 235         }
 236       }
 237     }
 238
 239     /* Create an error message an skip remove, if
 240         this application is still in use.
 241      */
 242     if(count($found)){
 243       msg_dialog::display(_("Error"), sprintf(_("Cannot remove application - it is still in use by these objects: %s"), "<br>".msgPool::buildList($found)), ERROR_DIALOG);
 244       return(FALSE);
 245     }
 246
 247     $ldap->rmDir($this->dn);
 248     new log("remove","application/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
 249     if (!$ldap->success()){
 250       msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dn, LDAP_DEL, get_class()), ERROR_DIALOG);
 251     }
 252
 253     /* Optionally execute a command after we're done */
 254     $this->handle_post_events("remove");
 255
 256     /* Delete references to object groups */
 257     $ldap->cd ($this->config->current['BASE']);
 258     $ldap->search ("(&(objectClass=gosaGroupOfNames)(member=".LDAP::prepare4filter($this->dn)."))", array("cn"));
 259     while ($ldap->fetch()){
 260       $og= new ogroup($this->config, $ldap->getDN());
 261       unset($og->member[$this->dn]);
 262       $og->save ();
 263       if (!$ldap->success()){
 264         msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dn, 0, get_class()), ERROR_DIALOG);
 265       }
 266     }
 267   }
 268
 269
 270   /* Save data to object */
 271   function save_object()
 272   {
 273     if(preg_match("/freeze/i",$this->FAIstate)){
 274       return;
 275     }
 276
 277     if (isset($_POST['cn'])){
 278
 279       /* Create a base backup and reset the
 280          base directly after calling plugin::save_object();
 281          Base will be set seperatly a few lines below */
 282       $base_tmp = $this->base;
 283       plugin::save_object();
 284       $this->base = $base_tmp;
 285
 286       /* Refresh base */
 287       if(!$this->is_release()){
 288         if ($this->acl_is_moveable($this->base)){
 289           if (!$this->baseSelector->update()) {
 290             msg_dialog::display(_("Error"), msgPool::permMove(), ERROR_DIALOG);
 291           }
 292           if ($this->base != $this->baseSelector->getBase()) {
 293             $this->base= $this->baseSelector->getBase();
 294             $this->is_modified= TRUE;
 295           }
 296         }
 297       }
 298
 299
 300       /* Save attributes */
 301       parent::save_object();
 302
 303       $checks = array("execForGroupmembers" => "G",
 304                       "placeOnDesktop"      => "D",
 305                       "placeOnKicker"       => "L",
 306                       "placeInStartmenu"    => "M",
 307                       "overwriteConfig"     => "O");
 308
 309
 310       /* Save application flags */
 311       foreach($checks as $name => $flag){
 312         if($this->acl_is_writeable($name)){
 313           $set = isset($_POST[$name]) && $_POST[$name] == 1;
 314           if(!$set && strstr($this->gosaApplicationFlags,$flag)){
 315             $this->gosaApplicationFlags = str_replace($flag,"",$this->gosaApplicationFlags);
 316           }elseif($set && !preg_match("/".$flag."/",$this->gosaApplicationFlags)){
 317             $this->gosaApplicationFlags .= $flag;
 318           }
 319         }
 320       }
 321
 322       /* Remove current picture */
 323       if(isset($_POST['remove_picture'])){
 324         $this->set_picture("");
 325       }
 326
 327       /* Check for picture upload */
 328       if (isset($_FILES['picture_file']['name']) && $_FILES['picture_file']['name'] != ""){
 329
 330         if (!is_uploaded_file($_FILES['picture_file']['tmp_name'])) {
 331           msg_dialog::display(_("Error"), msgPool::incorrectUpload(), ERROR_DIALOG);
 332         }
 333
 334         if (!function_exists("imagick_blob2image")){
 335           /* Get temporary file name for conversation */
 336           $fname = tempnam (TEMP_DIR, "GOsa");
 337
 338           /* Open file and write out photoData */
 339           $fp = fopen ($fname, "w");
 340           fwrite ($fp, $_FILES['picture_file']['tmp_name']);
 341           fclose ($fp);
 342
 343           /* Build conversation query. Filename is generated automatically, so
 344              we do not need any special security checks. Exec command and save
 345              output. For PHP safe mode, you'll need a configuration which respects
 346              image magick as executable... */
 347           $query= "convert -size 48x48 $fname -resize 48x48 +profile \"*\" -";
 348           @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $query, "Execute");
 349
 350           /* Read data written by convert */
 351           $output= "";
 352           $sh= popen($query, 'r');
 353           while (!feof($sh)){
 354             $output.= fread($sh, 4096);
 355           }
 356           pclose($sh);
 357
 358           unlink($fname);
 359         } else {
 360
 361           /* Load the new uploaded Photo */
 362           if(!$handle  =  imagick_ReadImage($_FILES['picture_file']['tmp_name'])){
 363             msg_dialog::display(_("Error"), msgPool::incorrectUpload(_("no read permission")), ERROR_DIALOG);
 364           }
 365
 366           /* Resizing image to 147x200 and blur */
 367           if(!imagick_resize($handle,48,48,IMAGICK_FILTER_GAUSSIAN,0)){
 368             msg_dialog::display(_("Error"), msgPool::incorrectUpload(_("cannot resize image")), ERROR_DIALOG);
 369           }
 370
 371           /* Converting image to JPEG */
 372           if(!imagick_convert($handle,"PNG")) {
 373             msg_dialog::display(_("Error"), msgPool::incorrectUpload(_("cannot convert image")), ERROR_DIALOG);
 374           }
 375
 376           if(!imagick_writeimage($handle,$_FILES['picture_file']['tmp_name'])){
 377             msg_dialog::display(_("Error"), msgPool::incorrectUpload(sprintf(_("cannot save image to '%s'"), $_FILES['picture_file']['tmp_name'])), ERROR_DIALOG);
 378           }
 379
 380           imagick_free($handle);
 381         }
 382
 383         /* Activate new picture */
 384         $this->set_picture($_FILES['picture_file']['tmp_name']);
 385       }
 386     }
 387   }
 388
 389
 390   /* Check values */
 391   function check()
 392   {
 393     /* Call common method to give check the hook */
 394     $message= plugin::check();
 395
 396     if(!preg_match("#^/#",$this->gosaApplicationExecute)){
 397       $message[]=msgPool::invalid(_("Execute path"),"","","/some/path");
 398     }
 399
 400     // Check if a wrong base was supplied
 401     if(!$this->baseSelector->checkLastBaseUpdate()){
 402       $message[]= msgPool::check_base();;
 403     }
 404
 405     /* Permissions for that base? */
 406     if ($this->base != ""){
 407       $new_dn= "cn=".$this->cn.",".get_ou('applicationRDN').$this->base;
 408     } else {
 409       $new_dn= $this->dn;
 410     }
 411
 412
 413     if($this->dn == "new"){
 414       $this->set_acl_base($this->base);
 415     }
 416
 417     /* All required fields are set? */
 418     if ($this->cn == ""){
 419       $message[]= msgPool::required(_("Name"));
 420     }
 421
 422     if(preg_match("/[^a-z0-9_-]/",$this->cn))   {
 423       $message[]=msgPool::invalid(_("Name"),$this->cn,"/^[a-z0-9_-]*$/");
 424     }
 425
 426     if ($this->gosaApplicationExecute == ""){
 427       $message[]= msgPool::required(_("Execute"));
 428     }
 429
 430     /* Check for existing application */
 431     $ldap= $this->config->get_ldap_link();
 432     $ldap->cd($this->config->current["BASE"]);
 433     if($this->is_release()){
 434       $base = $this->parent->parent->app_release;
 435     }else{
 436       $base = get_ou('applicationRDN').$this->base;
 437     }
 438
 439     $ldap->ls("(&(objectClass=gosaApplication)(cn=".$this->cn."))",$base,array("cn"));
 440     if($ldap->count()){
 441       $attrs = $ldap->fetch();
 442       if($this->dn != $attrs['dn']) {
 443         $message[]= msgPool::duplicated("cn");
 444       }
 445     }
 446
 447     /* Check if we are allowed to create or move this object
 448      */
 449     if($this->orig_dn == "new" && !$this->acl_is_createable($this->base)){
 450       $message[] = msgPool::permCreate();
 451     }elseif($this->orig_dn != "new" && $this->base != $this->orig_base && !$this->acl_is_moveable($this->base)){
 452       $message[] = msgPool::permMove();
 453     }
 454
 455     return $message;
 456   }
 457
 458
 459   /* Save to LDAP */
 460   function save()
 461   {
 462     /* Get application script without header part, to check if we must save the script itself */
 463     $script = preg_replace('/.*### END HEADER ###/s', '', $this->gotoLogonScript);
 464
 465     $this->gosaApplicationFlags ="[{$this->gosaApplicationFlags}]";
 466     plugin::save();
 467     $this->attrs["gosaApplicationIcon"]= $this->gosaApplicationIcon;
 468
 469     /* Write back to ldap */
 470     $ldap= $this->config->get_ldap_link();
 471     $ldap->cat($this->dn, array('dn'));
 472
 473     $a= $ldap->fetch();
 474     if (count($a)){
 475
 476       /* Remove gotoLogonScript if it is empty */
 477       if(empty($script))    {
 478         $this->attrs['gotoLogonScript'] = array();
 479       }
 480
 481       $ldap->cd($this->dn);
 482       $this->cleanup();
 483       $ldap->modify ($this->attrs);
 484       $this->handle_post_events("modify");
 485       new log("modify","application/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
 486     } else {
 487
 488       /* Remove gotoLogonScript if it is empty */
 489       if(empty($script))    {
 490         unset($this->attrs['gotoLogonScript']);
 491       }
 492
 493       $ldap->cd($this->config->current['BASE']);
 494       $ldap->create_missing_trees(preg_replace('/^[^,]+,/', '', $this->dn));
 495       $ldap->cd($this->dn);
 496       $ldap->add($this->attrs);
 497       new log("create","application/".get_class($this),$this->dn,array_keys($this->attrs),$ldap->get_error());
 498       $this->handle_post_events("add");
 499     }
 500     if (!$ldap->success()){
 501       msg_dialog::display(_("LDAP error"), msgPool::ldaperror($ldap->get_error(), $this->dn, 0, get_class()), ERROR_DIALOG);
 502     }
 503   }
 504
 505
 506   function is_release()
 507   {
 508     if(isset($this->parent->parent)){
 509       return($this->parent->parent->IsReleaseManagementActivated());
 510     }else{
 511
 512       /* Check if we should enable the release selection */
 513       return($this->config->pluginEnabled("faiManagement"));
 514     }
 515     return(FALSE);
 516   }
 517
 518
 519   function set_picture($filename)
 520   {
 521     if (!is_file($filename)){
 522       $filename= "./plugins/goto/images/default_icon.png";
 523       $this->gosaApplicationIcon= "*removed*";
 524     }
 525
 526     if (file_exists($filename)){
 527       $fd = fopen ($filename, "rb");
 528       $this->iconData= fread ($fd, filesize ($filename));
 529       session::set('binary',$this->iconData);
 530       session::set('binarytype',"image/jpeg");
 531       $this->gosaApplicationIcon= $this->iconData;
 532
 533       fclose ($fd);
 534     }
 535   }
 536
 537   function getCopyDialog()
 538   {
 539     $vars = array("cn");
 540
 541     $str ="<h3>"._("Application settings")."</h3>
 542       <table summary=\""._("Application settings")."\">
 543       <tr>
 544       <td>".
 545       _("Application name").
 546       "</td>
 547       <td>
 548       <input id='gosaApplicationName' name='cn' size='35' maxlength='60'
 549       value='".$this->cn."'
 550       title='"._("Application name to be displayed (i.e. below icons)")."'>
 551       </td>
 552       </tr>
 553       </table>";
 554     $ret = array();
 555     $ret['status'] = "";
 556     $ret['string'] = $str;
 557     return($ret);
 558   }
 559
 560   function saveCopyDialog()
 561   {
 562     if(isset($_POST['cn'])){
 563       $this->cn = $_POST['cn'];
 564     }
 565   }
 566
 567
 568   function PrepareForCopyPaste($source)
 569   {
 570     plugin::PrepareForCopyPaste($source);
 571     $source_o = new application($this->config,$source['dn']);
 572     $this->gosaApplicationIcon = $source_o->gosaApplicationIcon;
 573   }
 574
 575
 576   /* Return plugin informations for acl handling
 577       #FIXME FAIscript seams to ununsed within this class... */
 578   static function plInfo()
 579   {
 580     return (array(
 581           "plShortName"   => _("Generic"),
 582           "plDescription" => _("Application generic"),
 583           "plSelfModify"  => FALSE,
 584           "plDepends"     => array(),
 585           "plPriority"    => 0,
 586           "plSection"     => array("administration"),
 587           "plCategory"    => array("application" => array("description"  => _("Application"),
 588                                                           "objectClass"  => "gosaApplication")),
 589           "plProvidedAcls"=> array(
 590             "cn"                => _("Name"),
 591             "base"              => _("Base"),
 592             "description"       => _("Description"),
 593             "gosaApplicationExecute"  => _("Execute"),
 594             "gosaApplicationName"     => _("Name"),
 595             "gosaApplicationIcon"     => _("Icon"),
 596             "gotoLogonScript"         => _("Script content"),
 597
 598             "execForGroupmembers" => _("Only executable for members"),              // G
 599             "placeOnDesktop"      => _("Place icon on members desktop"),            // D
 600             "placeOnKicker"       => _("Place entry in members launch bar"),        // L
 601             "placeInStartmenu"    => _("Place entry in members startmenu"),         // M
 602             "overwriteConfig"      => _("Replace user configuration on startup"))  // O
 603             ));
 604   }
 605 }
 606 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
 607 ?>