plugins/admin/applications/class_applicationGeneric.inc

   1 <?php
   2 class application extends plugin
   3 {
   4   /* CLI vars */
   5   var $cli_summary= "Handling of GOsa's application object";
   6   var $cli_description= "Some longer text\nfor help";
   7   var $cli_parameters= array("eins" => "Eins ist toll", "zwei" => "Zwei ist noch besser");
   8
   9   /* application attributes */
  10   var $cn= "";
  11   var $description= "";
  12   var $base= "";
  13   var $gosaApplicationExecute= "";
  14   var $gosaApplicationName= "";
  15   var $gosaApplicationFlags= "";
  16   var $gosaApplicationIcon= "";
  17   var $gotoLogonScript  ="";
  18   var $iconData;
  19
  20   /* Headpage attributes */
  21   var $last_sorting= "invalid";
  22   var $applications= array();
  23
  24   /* attribute list for save action */
  25   var $attributes= array("cn", "description", "gosaApplicationExecute", "gosaApplicationName","gosaApplicationIcon",
  26       "gosaApplicationFlags","gotoLogonScript");
  27   var $objectclasses= array("top", "gosaApplication");
  28
  29   var $isReleaseApplikation = false;
  30
  31   function application ($config, $dn= NULL, $parent= NULL)
  32   {
  33     plugin::plugin ($config, $dn, $parent);
  34
  35     $tmp = search_config($this->config->data,"faiManagement","CLASS");
  36     if(!empty($tmp)) {
  37       if(!preg_match("/^ou=apps,/",$_SESSION['appfilter']['release'])){
  38         $this->isReleaseApplikation = true;
  39       }
  40     }
  41
  42     /* Load icon */
  43     $ldap= $config->get_ldap_link();
  44     if ($dn != 'new'){
  45       $this->iconData= $ldap->get_attribute($dn, "gosaApplicationIcon");
  46       $this->saved_attributes['gosaApplicationIcon'] = $this->iconData;
  47     }
  48     if ($this->iconData == ""){
  49       $this->set_picture("");
  50     }
  51     $_SESSION['binary']= $this->iconData;
  52     $_SESSION['binarytype']= "image/jpeg";
  53     $this->gosaApplicationIcon= $this->iconData;
  54
  55     /* This is always an account */
  56     $this->is_account= TRUE;
  57
  58     if ($this->dn == "new"){
  59       if(isset($_SESSION['CurrentMainBase'])){
  60         $this->base= $_SESSION['CurrentMainBase'];
  61       }else{
  62         $ui= get_userinfo();
  63         $this->base= dn2base($ui->dn);
  64       }
  65     } else {
  66
  67       if($this->isReleaseApplikation){
  68         $this->base = preg_replace("/^.*,ou=apps,/","",$this->dn);
  69       }else{
  70         $this->base= preg_replace ("/^[^,]+,[^,]+,/", "", $this->dn);
  71       }
  72     }
  73   }
  74
  75
  76   function generateTemplate(){
  77     $str= "# This code is part of GOsa (https://gosa.gonicus.de)\n#\n";
  78
  79     $values = array();
  80     $names      = array();
  81     if($this->parent->by_object['applicationParameters']->is_account){
  82       $names = $this->parent->by_object['applicationParameters']->option_name;
  83       $values = $this->parent->by_object['applicationParameters']->option_value;
  84     }
  85
  86     if (count($names)){
  87       $str .="# This plugin handles these environment variables:\n";
  88     } else {
  89       $str .="# This plugin handles no environment variables.\n";
  90     }
  91
  92     foreach($names as $index => $name){
  93
  94       // Fix length
  95       for($i = strlen($name) ; $i < 30 ; $i++){
  96         $name= $name." ";
  97       }
  98       if((isset($values[$index]))&&(!empty($values[$index]))){
  99         $str.= "# ".$name."\t(e.g. '".$values[$index]."')\n";
 100       }else{
 101         $str.= "# ".$name."\t("._("no example").")\n";
 102       }
 103     }
 104     $str .= "#\n".
 105       "# Don't remove the following tag, it is used for header update.\n".
 106       "### END HEADER ###";
 107
 108     return($str);
 109   }
 110
 111   function execute()
 112   {
 113     /* Call parent execute */
 114     plugin::execute();
 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));
 121     }
 122
 123     $baseACL = $this->getacl("base");
 124     if(!$this->acl_is_moveable()) {
 125       $baseACL = preg_replace("/w/","",$baseACL);
 126     }
 127     $smarty->assign("baseACL",          $baseACL);
 128
 129     /* Do we represent a valid group? */
 130     if (!$this->is_account && $this->parent == NULL){
 131       $display= "<img alt=\"\" src=\"images/stop.png\" align=\"middle\">&nbsp;<b>".
 132         _("This 'dn' is no application.")."</b>";
 133       return ($display);
 134     }
 135
 136     /* Download requested */
 137     foreach($_POST as $name => $value){
 138       if(preg_match("/^downloadScript/",$name)){
 139         $_SESSION['binary']       = $this->gotoLogonScript;
 140         $_SESSION['binarytype']   = "octet-stream";
 141         $_SESSION['binaryfile']   = $this->cn.".gosaApplication";
 142         header("location: getbin.php ");
 143         exit();
 144       }
 145     }
 146
 147     /* Reassign picture data, sometimes its corrupt cause we started a download of application scripts */
 148     $_SESSION['binary']     = $this->iconData;
 149     $_SESSION['binarytype'] = "image/jpeg";
 150
 151     $smarty->assign("rand", rand(0, 10000));
 152     $head = $this->generateTemplate();
 153     $this->gotoLogonScript= $this->generateTemplate().preg_replace('/.*### END HEADER ###/s', '', $this->gotoLogonScript);
 154
 155     if((isset($_POST['upLoad']))&&(isset($_FILES['ScriptFile']))){
 156       $str = file_get_contents($_FILES['ScriptFile']['tmp_name']);
 157       $this->gotoLogonScript = $str;
 158     }
 159
 160     /* Fill templating stuff */
 161     $smarty->assign("cn", $this->cn);
 162     $smarty->assign("bases", $this->get_allowed_bases());
 163     if ($this->dn == "new"){
 164       $smarty->assign("selectmode", "");
 165       $smarty->assign("namemode", "");
 166     } else {
 167       $smarty->assign("namemode", "readonly");
 168       $smarty->assign("selectmode", "disabled");
 169     }
 170
 171     /* Base select dialog */
 172     $once = true;
 173     foreach($_POST as $name => $value){
 174       if(preg_match("/^chooseBase/",$name) && $once){
 175         $once = false;
 176         $this->dialog = new baseSelectDialog($this->config,$this,$this->get_allowed_bases());
 177         $this->dialog->setCurrentBase($this->base);
 178       }
 179     }
 180
 181     /* Dialog handling */
 182     if(is_object($this->dialog)){
 183       /* Must be called before save_object */
 184       $this->dialog->save_object();
 185
 186       if($this->dialog->isClosed()){
 187         $this->dialog = false;
 188       }elseif($this->dialog->isSelected()){
 189         $this->base = $this->dialog->isSelected();
 190         $this->dialog= false;
 191       }else{
 192         return($this->dialog->execute());
 193       }
 194     }
 195
 196     /* Get random number for pictures */
 197     srand((double)microtime()*1000000);
 198     $smarty->assign("rand", rand(0, 10000));
 199
 200     /* Variables */
 201     foreach(array("description", "gosaApplicationExecute", "gosaApplicationName","cn") as $val){
 202       $smarty->assign($val, $this->$val);
 203     }
 204
 205     /* Checkboxes */
 206     foreach (array("G" => "exec_for_groupmembers", "O" => "overwrite_config",
 207           "L" => "place_on_kicker",
 208           "D" => "place_on_desktop", "M" => "place_in_startmenu") as $key => $val){
 209       if (preg_match("/$key/", $this->gosaApplicationFlags)){
 210         $smarty->assign("$val", "checked");
 211       } else {
 212         $smarty->assign("$val", "");
 213       }
 214     }
 215
 216     $smarty->assign("isReleaseApplikation" , $this->isReleaseApplikation);
 217     $smarty->assign("gotoLogonScript",htmlentities($this->gotoLogonScript, ENT_COMPAT, 'UTF-8'));
 218     $smarty->assign("base_select", $this->base);
 219     /* Show main page */
 220     return($smarty->fetch (get_template_path('generic.tpl', TRUE)));
 221   }
 222
 223
 224   function remove_from_parent()
 225   {
 226     $ldap= $this->config->get_ldap_link();
 227     $ldap->rmDir($this->dn);
 228     show_ldap_error($ldap->get_error(), sprintf(_("Removing of application with dn '%s' failed."),$this->dn));
 229
 230     /* Optionally execute a command after we're done */
 231     $this->handle_post_events("remove");
 232
 233     /* Delete references to object groups */
 234     $ldap->cd ($this->config->current['BASE']);
 235     $ldap->search ("(&(objectClass=gosaGroupOfNames)(member=".$this->dn."))", array("cn"));
 236     while ($ldap->fetch()){
 237       $og= new ogroup($this->config, $ldap->getDN());
 238       unset($og->member[$this->dn]);
 239       $og->save ();
 240       show_ldap_error($ldap->get_error(), sprintf(_("Removing application from objectgroup '%s' failed"), $og->dn));
 241     }
 242     $ldap->search ("(&(objectClass=posixGroup)(gosaMemberApplication=".$this->cn."))", array("cn"));
 243     while ($attrs= $ldap->fetch()){
 244       $ag= new appgroup($this->config, $ldap->getDN());
 245       $ag->removeApp($this->cn);
 246       $ag->save ();
 247       show_ldap_error($ldap->get_error(), sprintf(_("Removing application from group '%s' failed"), $ag->dn));
 248     }
 249
 250   }
 251
 252
 253   /* Save data to object */
 254   function save_object()
 255   {
 256     if($this->isReleaseApplikation){
 257       $tmpBase = $this->base;
 258     }
 259
 260     if (isset($_POST['cn'])){
 261
 262       /* Save attributes */
 263       parent::save_object();
 264
 265       /* Save application flags */
 266       $flag= "";
 267       if (isset($_POST['exec_for_groupmembers']) && $_POST['exec_for_groupmembers'] == 1){
 268         $flag.= "G";
 269       }
 270       if (isset($_POST['place_on_desktop']) && $_POST['place_on_desktop'] == 1){
 271         $flag.= "D";
 272       }
 273       if (isset($_POST['place_on_kicker']) && $_POST['place_on_kicker'] == 1){
 274         $flag.= "L";
 275       }
 276       if (isset($_POST['place_in_startmenu']) && $_POST['place_in_startmenu'] == 1){
 277         $flag.= "M";
 278       }
 279       if (isset($_POST['overwrite_config']) && $_POST['overwrite_config'] == 1){
 280         $flag.= "O";
 281       }
 282       if ($this->acl_is_writeable("gosaApplicationFlags")){
 283         $this->gosaApplicationFlags= "[$flag]";
 284       }
 285
 286       /* Check for picture upload */
 287       if (isset($_FILES['picture_file']['name']) && $_FILES['picture_file']['name'] != ""){
 288         if (!is_uploaded_file($_FILES['picture_file']['tmp_name'])) {
 289           print_red (_("The specified picture has not been uploaded correctly."));
 290         }
 291
 292         if (!function_exists("imagick_blob2image")){
 293           /* Get temporary file name for conversation */
 294           $fname = tempnam ("/tmp", "GOsa");
 295
 296           /* Open file and write out photoData */
 297           $fp = fopen ($fname, "w");
 298           fwrite ($fp, $_FILES['picture_file']['tmp_name']);
 299           fclose ($fp);
 300
 301           /* Build conversation query. Filename is generated automatically, so
 302              we do not need any special security checks. Exec command and save
 303              output. For PHP safe mode, you'll need a configuration which respects
 304              image magick as executable... */
 305           $query= "convert -size 48x48 $fname -resize 48x48 +profile \"*\" -";
 306           @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $query, "Execute");
 307
 308           /* Read data written by convert */
 309           $output= "";
 310           $sh= popen($query, 'r');
 311           while (!feof($sh)){
 312             $output.= fread($sh, 4096);
 313           }
 314           pclose($sh);
 315
 316           unlink($fname);
 317         } else {
 318
 319           /* Load the new uploaded Photo */
 320           if(!$handle  =  imagick_ReadImage($_FILES['picture_file']['tmp_name'])){
 321             gosa_log("Can't Load image");
 322           }
 323
 324           /* Resizing image to 147x200 and blur */
 325           if(!imagick_resize($handle,48,48,IMAGICK_FILTER_GAUSSIAN,0)){
 326             gosa_log("imagick_resize failed");
 327           }
 328
 329           /* Converting image to JPEG */
 330           if(!imagick_convert($handle,"PNG")) {
 331             gosa_log("Can't Convert to PNG");
 332           }
 333
 334           if(imagick_writeimage($handle,$_FILES['picture_file']['tmp_name'])){
 335             gosa_log("can't write to specified folder");
 336           }
 337
 338           imagick_free($handle);
 339         }
 340
 341         /* Activate new picture */
 342         $this->set_picture($_FILES['picture_file']['tmp_name']);
 343       }
 344
 345       if(isset($_POST['base'])){
 346         $this->base= $_POST['base'];
 347       }
 348     }
 349
 350     if($this->isReleaseApplikation){
 351       $this->base = $tmpBase;
 352     }
 353   }
 354
 355
 356   /* Check values */
 357   function check()
 358   {
 359     /* Call common method to give check the hook */
 360     $message= plugin::check();
 361
 362     if(!preg_match("#^/#",$this->gosaApplicationExecute)){
 363       $message[]=(_("Specified execute path must start with '/'."));
 364     }
 365
 366     /* Permissions for that base? */
 367     if ($this->base != ""){
 368       $new_dn= "cn=".$this->cn.",ou=apps,".$this->base;
 369     } else {
 370       $new_dn= $this->dn;
 371     }
 372
 373     $ui= get_userinfo();
 374     if (!$this->acl_is_createable() && $this->dn == "new"){
 375       $message[]= _("You have no permissions to create a application on this 'Base'.");
 376     }
 377
 378     /* All required fields are set? */
 379     if ($this->cn == ""){
 380       $message[]= _("Required field 'Name' is not filled.");
 381     }
 382
 383     if(preg_match("/[^a-z0-9]/",$this->cn))     {
 384       $message[]=_("Invalid character in application name. Only a-z 0-9 are allowed.");
 385     }
 386
 387     if ($this->gosaApplicationExecute == ""){
 388       $message[]= _("Required field 'Execute' is not filled.");
 389     }
 390
 391     /* Check for existing application */
 392     $ldap= $this->config->get_ldap_link();
 393     $ldap->cd($this->config->current["BASE"]);
 394
 395     $tmp = search_config($this->config->data,"faiManagement","CLASS");
 396     if((!empty($tmp)) && (isset($_SESSION['appfilter']['release']))){
 397       $baseDn = str_replace($this->config->current['BASE'],$this->base,$_SESSION['appfilter']['release']);
 398       $baseDn = preg_replace("/ou=apps,.*/","ou=apps,".$this->base,$_SESSION['appfilter']['release']);
 399       $ldap->ls("(&(objectClass=gosaApplication)(cn=".$this->cn."))",$baseDn,array("cn"));
 400       if($ldap->count()){
 401         $attrs = $ldap->fetch();
 402         if($this->dn != $attrs['dn']) {
 403           $message[]= _("There's already an application with this 'Name'.");
 404         }
 405       }
 406     }else{
 407       $ldap->ls("(&(objectClass=gosaApplication)(cn=".$this->cn."))","ou=apps,".$this->base,array("cn"));
 408       if ($ldap->count()){
 409         $attrs = $ldap->fetch();
 410         if($this->dn != $attrs['dn']) {
 411           $message[]= _("There's already an application with this 'Name'.");
 412         }
 413       }
 414     }
 415     return $message;
 416   }
 417
 418
 419   /* Save to LDAP */
 420   function save()
 421   {
 422     /* Get application script without header part, to check if we must save the script itself */
 423     $script = preg_replace('/.*### END HEADER ###/s', '', $this->gotoLogonScript);
 424
 425     plugin::save();
 426     $this->attrs["gosaApplicationIcon"]= $this->gosaApplicationIcon;
 427
 428     /* Write back to ldap */
 429     $ldap= $this->config->get_ldap_link();
 430     $ldap->cat($this->dn, array('dn'));
 431
 432     $a= $ldap->fetch();
 433     if (count($a)){
 434
 435       /* Remove gotoLogonScript if it is empty */
 436       if(empty($script))    {
 437         $this->attrs['gotoLogonScript'] = array();
 438       }
 439
 440       $ldap->cd($this->dn);
 441       $this->cleanup();
 442       $ldap->modify ($this->attrs);
 443       $this->handle_post_events("modify");
 444     } else {
 445
 446       /* Remove gotoLogonScript if it is empty */
 447       if(empty($script))    {
 448         unset($this->attrs['gotoLogonScript']);
 449       }
 450
 451       $ldap->cd($this->config->current['BASE']);
 452       $ldap->create_missing_trees(preg_replace('/^[^,]+,/', '', $this->dn));
 453       $ldap->cd($this->dn);
 454       $ldap->add($this->attrs);
 455       $this->handle_post_events("add");
 456     }
 457     show_ldap_error($ldap->get_error(), sprintf(_("Saving of application with dn '%s' failed."),$this->dn));
 458   }
 459
 460   function set_picture($filename)
 461   {
 462     if (!is_file($filename)){
 463       $filename= "./images/default_icon.png";
 464       $this->gosaApplicationIcon= "*removed*";
 465     }
 466
 467     if (file_exists($filename)){
 468       $fd = fopen ($filename, "rb");
 469       $this->iconData= fread ($fd, filesize ($filename));
 470       $_SESSION['binary']= $this->iconData;
 471       $_SESSION['binarytype']= "image/jpeg";
 472       $this->gosaApplicationIcon= $this->iconData;
 473
 474       fclose ($fd);
 475     }
 476   }
 477
 478   function getCopyDialog()
 479   {
 480     $vars = array("cn");
 481
 482     $str ="<h2>"._("Application settings")."</h2>
 483       <table>
 484       <tr>
 485       <td>".
 486       _("Application name").
 487       "</td>
 488       <td>
 489       <input id='gosaApplicationName' name='cn' size='35' maxlength='60'
 490       value='".$this->cn."'
 491       title='"._("Application name to be displayed (i.e. below icons)")."'>
 492       </td>
 493       </tr>
 494       </table>";
 495     $ret = array();
 496     $ret['status'] = "";
 497     $ret['string'] = $str;
 498     return($ret);
 499   }
 500
 501   function saveCopyDialog()
 502   {
 503     if(isset($_POST['cn'])){
 504       $this->cn = $_POST['cn'];
 505     }
 506   }
 507
 508
 509   /* Return plugin informations for acl handling
 510       #FIXME FAIscript seams to ununsed within this class... */
 511   function plInfo()
 512   {
 513     return (array(
 514           "plShortName"   => _("Generic"),
 515           "plDescription" => _("Application generic"),
 516           "plSelfModify"  => FALSE,
 517           "plDepends"     => array(),
 518           "plPriority"    => 0,
 519           "plSection"     => array("administration"),
 520           "plCategory"    => array("application" => array("description"  => _("Application"),
 521                                                           "objectClass"  => "gosaApplication")),
 522           "plProvidedAcls"=> array(
 523             "cn"                => _("Name"),
 524             "base"              => _("Base"),
 525             "description"       => _("Description"),
 526             "gosaApplicationExecute"  => _("Execute"),
 527             "gosaApplicationName"     => _("Name"),
 528             "gosaApplicationIcon"     => _("Icon"),
 529             "gosaApplicationFlags"    => _("Flag"),
 530             "gotoLogonScript"         => _("Script content"),
 531
 532             "exec_for_groupmembers" => _("Only executable for members"),              // G
 533             "place_on_desktop"      => _("Place icon on members desktop"),            // D
 534             "place_on_kicker"       => _("Place entry in members launch bar"),        // L
 535             "place_in_startmenu"    => _("Place entry in members startmenu"),         // M
 536             "overwrite_config"      => _("Replace user configuration on startup"))  // O
 537             ));
 538   }
 539 }
 540 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
 541 ?>