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",
  26                         "gosaApplicationFlags","gotoLogonScript");
  27   var $objectclasses= array("top", "gosaApplication");
  28
  29   function application ($config, $dn= NULL)
  30   {
  31         plugin::plugin ($config, $dn);
  32
  33         /* Load icon */
  34         $ldap= $config->get_ldap_link();
  35         if ($dn != 'new'){
  36                 $this->iconData= $ldap->get_attribute($dn, "gosaApplicationIcon");
  37         }
  38         if ($this->iconData == ""){
  39                 $this->set_picture("");
  40         }
  41         $_SESSION['binary']= $this->iconData;
  42         $_SESSION['binarytype']= "image/jpeg";
  43         $this->gosaApplicationIcon= $this->iconData;
  44
  45         /* This is always an account */
  46         $this->is_account= TRUE;
  47
  48         if ($this->dn == "new"){
  49                 if(isset($_SESSION['appfilter']['depselect'])){
  50                         $this->base=$_SESSION['appfilter']['depselect'];
  51                 }else{
  52                         $ui= get_userinfo();
  53                         $this->base= dn2base($ui->dn);
  54                 }
  55         } else {
  56                 $this->base= preg_replace ("/^[^,]+,[^,]+,/", "", $this->dn);
  57         }
  58   }
  59
  60   function generateTempalte(){
  61         $str =  "# This code is part of GOsa (https://gosa.gonicus.de)\n".
  62                         "#\n".
  63             "# This program is free software; you can redistribute it and/or modify\n".
  64             "# it under the terms of the GNU General Public License as published by\n".
  65             "# the Free Software Foundation; either version 2 of the License, or\n".
  66             "# (at your option) any later version.\n".
  67             "#\n".
  68             "# This program is distributed in the hope that it will be useful,\n".
  69             "# but WITHOUT ANY WARRANTY; without even the implied warranty of\n".
  70             "# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n".
  71             "# GNU General Public License for more details.\n".
  72             "#\n".
  73             "# You should have received a copy of the GNU General Public License\n".
  74             "# along with this program; if not, write to the Free Software\n".
  75             "# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA\n".
  76             "#\n";
  77
  78         $vars = ($this->attrs['gosaApplicationParameter']);
  79         unset($vars['count']);
  80
  81
  82         $str .="# This plugin handles these environment variables:\n";
  83
  84         foreach($vars as $var){
  85                 if(preg_match("/\:/",$var)){
  86                         $stra   = split(":",$var);
  87                         $Name   = $stra[0];
  88                         $Value  = $stra[1];
  89                 }else{
  90                         $Name   = $var;
  91                         $Value  = "";
  92                 }
  93                 for($i = strlen($Name);$i < 25 ; $i++){
  94                         $Name.=" ";
  95                 }
  96                 if(!empty($Value)){
  97                         $str.= "# ".$Name."\t\t(e.g. ".$Value.")\n";
  98                 }else{
  99                         $str.= "# ".$Name."\n";
 100                 }
 101         }
 102         $str .= "#\n".
 103                         "# Don't remove the following tag, it is used for header update.\n".
 104                         "### END HEADER ###";
 105
 106         return($str);
 107   }
 108
 109   function execute()
 110   {
 111         /* Do we represent a valid group? */
 112         if (!$this->is_account && $this->parent == NULL){
 113                  $display= "<img alt=\"\" src=\"images/stop.png\" align=\"middle\">&nbsp;<b>".
 114                          _("This 'dn' is no application.")."</b>";
 115                  return ($display);
 116         }
 117
 118         if(isset($_POST['ScriptTemplate'])){
 119                 $head = $this->generateTempalte();
 120                 $scr  = $this->gotoLogonScript;
 121
 122                 if(preg_match("/### END HEADER ###/",$scr)){
 123                         $pos = strrpos($scr,"### END HEADER ###");
 124                         $pos = $pos + strlen("### END HEADER ###");
 125                         $scr=substr($scr,$pos,(strlen($scr)));
 126                 }
 127
 128                 $this->gotoLogonScript = $head.$scr;
 129         }
 130
 131         if((isset($_POST['upLoad']))&&(isset($_FILES['ScriptFile']))){
 132                 $str = file_get_contents($_FILES['ScriptFile']['tmp_name']);
 133                 $this->gotoLogonScript = $str;
 134         }
 135
 136         /* Fill templating stuff */
 137         $smarty= get_smarty();
 138         $smarty->assign("cn", $this->cn);
 139         $smarty->assign("bases", $this->config->idepartments);
 140         if ($this->dn == "new"){
 141                 $smarty->assign("selectmode", "");
 142                 $smarty->assign("namemode", "");
 143         } else {
 144                 $smarty->assign("namemode", "readonly");
 145                 $smarty->assign("selectmode", "disabled");
 146         }
 147
 148         /* Get random number for pictures */
 149         srand((double)microtime()*1000000);
 150         $smarty->assign("rand", rand(0, 10000));
 151
 152         /* Variables */
 153         foreach(array("description", "gosaApplicationExecute", "gosaApplicationName") as $val){
 154                 $smarty->assign($val, $this->$val);
 155                 $smarty->assign($val."ACL", chkacl($this->acl, $val));
 156         }
 157
 158         /* Checkboxes */
 159         foreach (array("G" => "exec_for_groupmembers", "O" => "overwrite_config",
 160                         "D" => "place_on_desktop", "M" => "place_in_startmenu") as $key => $val){
 161                 if (preg_match("/$key/", $this->gosaApplicationFlags)){
 162                         $smarty->assign("$val", "checked");
 163                 } else {
 164                         $smarty->assign("$val", "");
 165                 }
 166         }
 167         $smarty->assign("gotoLogonScript",$this->gotoLogonScript);
 168         $smarty->assign("base_select", $this->base);
 169         $smarty->assign("gosaApplicationFlagsACL", chkacl($this->acl, "gosaApplicationFlags"));
 170
 171         /* Show main page */
 172         return($smarty->fetch (get_template_path('generic.tpl', TRUE)));
 173   }
 174
 175
 176   function remove_from_parent()
 177   {
 178         $ldap= $this->config->get_ldap_link();
 179         $ldap->rmDir($this->dn);
 180
 181         /* Optionally execute a command after we're done */
 182         $this->handle_post_events("remove");
 183
 184         /* Delete references to object groups */
 185         $ldap->cd ($this->config->current['BASE']);
 186         $ldap->search ("(&(objectClass=gosaGroupOfNames)(member=".$this->dn."))", array("cn"));
 187         while ($ldap->fetch()){
 188                 $og= new ogroup($this->config, $ldap->getDN());
 189                 unset($og->member[$this->dn]);
 190                 $og->save ();
 191         }
 192         $ldap->search ("(&(objectClass=posixGroup)(gosaMemberApplication=".$this->cn."))", array("cn"));
 193         while ($attrs= $ldap->fetch()){
 194                 $ag= new appgroup($this->config, $ldap->getDN());
 195                 $ag->removeApp($this->cn);
 196                 $ag->save ();
 197         }
 198
 199   }
 200
 201
 202   /* Save data to object */
 203   function save_object()
 204   {
 205         if (isset($_POST['cn'])){
 206
 207                 plugin::save_object();
 208
 209                 /* Save application flags */
 210                 $flag= "";
 211                 if (isset($_POST['exec_for_groupmembers']) && $_POST['exec_for_groupmembers'] == 1){
 212                         $flag.= "G";
 213                 }
 214                 if (isset($_POST['place_on_desktop']) && $_POST['place_on_desktop'] == 1){
 215                         $flag.= "D";
 216                 }
 217                 if (isset($_POST['place_in_startmenu']) && $_POST['place_in_startmenu'] == 1){
 218                         $flag.= "M";
 219                 }
 220                 if (isset($_POST['overwrite_config']) && $_POST['overwrite_config'] == 1){
 221                         $flag.= "O";
 222                 }
 223                 if (chkacl ($this->acl, "gosaApplicationFlags") ==""){
 224                         $this->gosaApplicationFlags= "[$flag]";
 225                 }
 226
 227                 /* Check for picture upload */
 228                 if (isset($_FILES['picture_file']['name']) && $_FILES['picture_file']['name'] != ""){
 229                         if (!is_uploaded_file($_FILES['picture_file']['tmp_name'])) {
 230                                 print_red (_("The specified picture has not been uploaded correctly."));
 231                         }
 232
 233                         if (!function_exists("imagick_blob2image")){
 234                                 /* Get temporary file name for conversation */
 235                                 $fname = tempnam ("/tmp", "GOsa");
 236
 237                                 /* Open file and write out photoData */
 238                                 $fp = fopen ($fname, "w");
 239                                 fwrite ($fp, $_FILES['picture_file']['tmp_name']);
 240                                 fclose ($fp);
 241
 242                                 /* Build conversation query. Filename is generated automatically, so
 243                                    we do not need any special security checks. Exec command and save
 244                                    output. For PHP safe mode, you'll need a configuration which respects
 245                                    image magick as executable... */
 246                                 $query= "convert -size 48x48 $fname -resize 48x48 +profile \"*\" -";
 247                                 @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $query, "Execute");
 248
 249                                 /* Read data written by convert */
 250                                 $output= "";
 251                                 $sh= popen($query, 'r');
 252                                 while (!feof($sh)){
 253                                         $output.= fread($sh, 4096);
 254                                 }
 255                                 pclose($sh);
 256
 257                                 unlink($fname);
 258                         } else {
 259
 260                                 /* Load the new uploaded Photo */
 261                                 if(!$handle  =  imagick_ReadImage($_FILES['picture_file']['tmp_name'])){
 262                                   gosa_log("Can't Load image");
 263                                 }
 264
 265                                 /* Resizing image to 147x200 and blur */
 266                                 if(!imagick_resize($handle,48,48,IMAGICK_FILTER_GAUSSIAN,0)){
 267                                   gosa_log("imagick_resize failed");
 268                                 }
 269
 270                                 /* Converting image to JPEG */
 271                                 if(!imagick_convert($handle,"PNG")) {
 272                                   gosa_log("Can't Convert to PNG");
 273                                 }
 274
 275                                 if(imagick_writeimage($handle,$_FILES['picture_file']['tmp_name'])){
 276                                   gosa_log("can't write to specified folder");
 277                                 }
 278
 279                                 imagick_free($handle);
 280                         }
 281
 282                         /* Activate new picture */
 283                         $this->set_picture($_FILES['picture_file']['tmp_name']);
 284                         }
 285
 286
 287                 /* Save base, since this is no LDAP attribute */
 288                 if (isset($_POST['base']) && chkacl($this->acl, "create") == ""){
 289                         $this->base= $_POST['base'];
 290                 }
 291         }
 292   }
 293
 294
 295   /* Check values */
 296   function check()
 297   {
 298         $message= array();
 299
 300         /* Permissions for that base? */
 301         if ($this->base != ""){
 302                 $new_dn= "cn=".$this->cn.",ou=apps,".$this->base;
 303         } else {
 304                 $new_dn= $this->dn;
 305         }
 306
 307         $ui= get_userinfo();
 308         $acl= get_permissions ($new_dn, $ui->subtreeACL);
 309         $acl= get_module_permission($acl, "application", $new_dn);
 310         if (chkacl($acl, "create") != ""){
 311                 $message[]= _("You have no permissions to create a application on this 'Base'.");
 312         }
 313
 314         /* All required fields are set? */
 315         if ($this->cn == ""){
 316                 $message[]= _("Required field 'Name' is not filled.");
 317         }
 318
 319         if(preg_match("/[^a-z0-9]/",$this->cn)) {
 320                 $message[]=_("Invalid character in application name. Only a-z 0-9 are allowed.");
 321         }
 322
 323         if ($this->gosaApplicationExecute == ""){
 324                 $message[]= _("Required field 'Execute' is not filled.");
 325         }
 326
 327         /* Check for existing application */
 328         $ldap= $this->config->get_ldap_link();
 329         $ldap->cd($this->config->current["BASE"]);
 330         $ldap->search("(&(objectClass=gosaApplication)(cn=$this->cn))");
 331         $ldap->fetch();
 332         if ($ldap->count() != 0 && $this->dn == "new"){
 333                 $message[]= _("There's already an application with this 'Name'.");
 334         }
 335
 336         return $message;
 337   }
 338
 339
 340   /* Save to LDAP */
 341   function save()
 342   {
 343         plugin::save();
 344                 $this->attrs["gosaApplicationIcon"]= $this->gosaApplicationIcon;
 345
 346         /* Write back to ldap */
 347         $ldap= $this->config->get_ldap_link();
 348         $ldap->cat($this->dn);
 349         $a= $ldap->fetch();
 350         if (count($a)){
 351                 $ldap->cd($this->dn);
 352                         $ldap->modify($this->attrs);
 353                         $this->handle_post_events("modify");
 354         } else {
 355                         $ldap->cd($this->config->current['BASE']);
 356                         $ldap->create_missing_trees(preg_replace('/^[^,]+,/', '', $this->dn));
 357                 $ldap->cd($this->dn);
 358                         $ldap->add($this->attrs);
 359                         $this->handle_post_events("add");
 360         }
 361         show_ldap_error($ldap->get_error());
 362   }
 363
 364   function set_picture($filename)
 365   {
 366         if (!is_file($filename)){
 367                 $filename= "./images/default_icon.png";
 368                 $this->gosaApplicationIcon= "*removed*";
 369         }
 370
 371         if (file_exists($filename)){
 372                 $fd = fopen ($filename, "rb");
 373                 $this->iconData= fread ($fd, filesize ($filename));
 374                 $_SESSION['binary']= $this->iconData;
 375                 $_SESSION['binarytype']= "image/jpeg";
 376                 $this->gosaApplicationIcon= $this->iconData;
 377
 378                 fclose ($fd);
 379         }
 380   }
 381
 382
 383 }
 384
 385 ?>