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 $iconData;
  18
  19   /* Headpage attributes */
  20   var $last_sorting= "invalid";
  21   var $applications= array();
  22
  23   /* attribute list for save action */
  24   var $attributes= array("cn", "description", "gosaApplicationExecute", "gosaApplicationName",
  25                         "gosaApplicationFlags");
  26   var $objectclasses= array("top", "gosaApplication");
  27
  28   function application ($config, $dn= NULL)
  29   {
  30         plugin::plugin ($config, $dn);
  31
  32         /* Load icon */
  33         $ldap= $config->get_ldap_link();
  34         if ($dn != 'new'){
  35                 $this->iconData= $ldap->get_attribute($dn, "gosaApplicationIcon");
  36         }
  37         if ($this->iconData == ""){
  38                 $this->set_picture("");
  39         }
  40         $_SESSION['picture']= $this->iconData;
  41         $this->gosaApplicationIcon= $this->iconData;
  42
  43         /* This is always an account */
  44         $this->is_account= TRUE;
  45
  46         if ($this->dn == "new"){
  47                 if(isset($_SESSION['appfilter']['depselect'])){
  48                         $this->base=$_SESSION['appfilter']['depselect'];
  49                 }else{
  50                         $ui= get_userinfo();
  51                         $this->base= dn2base($ui->dn);
  52                 }
  53         } else {
  54                 $this->base= preg_replace ("/^[^,]+,[^,]+,/", "", $this->dn);
  55         }
  56   }
  57
  58   function execute()
  59   {
  60         /* Do we represent a valid group? */
  61         if (!$this->is_account && $this->parent == NULL){
  62                  $display= "<img alt=\"\" src=\"images/stop.png\" align=\"middle\">&nbsp;<b>".
  63                          _("This 'dn' is no application.")."</b>";
  64                  return ($display);
  65         }
  66
  67         /* Fill templating stuff */
  68         $smarty= get_smarty();
  69         $smarty->assign("cn", $this->cn);
  70         $smarty->assign("bases", $this->config->idepartments);
  71         if ($this->dn == "new"){
  72                 $smarty->assign("selectmode", "");
  73                 $smarty->assign("namemode", "");
  74         } else {
  75                 $smarty->assign("namemode", "readonly");
  76                 $smarty->assign("selectmode", "disabled");
  77         }
  78
  79         /* Get random number for pictures */
  80         srand((double)microtime()*1000000);
  81         $smarty->assign("rand", rand(0, 10000));
  82
  83         /* Variables */
  84         foreach(array("description", "gosaApplicationExecute", "gosaApplicationName") as $val){
  85                 $smarty->assign($val, $this->$val);
  86                 $smarty->assign($val."ACL", chkacl($this->acl, $val));
  87         }
  88
  89         /* Checkboxes */
  90         foreach (array("G" => "exec_for_groupmembers", "O" => "overwrite_config",
  91                         "D" => "place_on_desktop", "M" => "place_in_startmenu") as $key => $val){
  92                 if (preg_match("/$key/", $this->gosaApplicationFlags)){
  93                         $smarty->assign("$val", "checked");
  94                 } else {
  95                         $smarty->assign("$val", "");
  96                 }
  97         }
  98         $smarty->assign("base_select", $this->base);
  99         $smarty->assign("gosaApplicationFlagsACL", chkacl($this->acl, "gosaApplicationFlags"));
 100
 101         /* Show main page */
 102         return($smarty->fetch (get_template_path('generic.tpl', TRUE)));
 103   }
 104
 105
 106   function remove_from_parent()
 107   {
 108         $ldap= $this->config->get_ldap_link();
 109         $ldap->rmDir($this->dn);
 110
 111         /* Optionally execute a command after we're done */
 112         $this->handle_post_events("remove");
 113
 114         /* Delete references to object groups */
 115         $ldap->cd ($this->config->current['BASE']);
 116         $ldap->search ("(&(objectClass=gosaGroupOfNames)(member=".$this->dn."))", array("cn"));
 117         while ($ldap->fetch()){
 118                 $og= new ogroup($this->config, $ldap->getDN());
 119                 unset($og->member[$this->dn]);
 120                 $og->save ();
 121         }
 122         $ldap->search ("(&(objectClass=posixGroup)(gosaMemberApplication=".$this->cn."))", array("cn"));
 123         while ($attrs= $ldap->fetch()){
 124                 $ag= new appgroup($this->config, $ldap->getDN());
 125                 $ag->removeApp($this->cn);
 126                 $ag->save ();
 127         }
 128
 129   }
 130
 131
 132   /* Save data to object */
 133   function save_object()
 134   {
 135         if (isset($_POST['cn'])){
 136
 137                 plugin::save_object();
 138
 139                 /* Save application flags */
 140                 $flag= "";
 141                 if (isset($_POST['exec_for_groupmembers']) && $_POST['exec_for_groupmembers'] == 1){
 142                         $flag.= "G";
 143                 }
 144                 if (isset($_POST['place_on_desktop']) && $_POST['place_on_desktop'] == 1){
 145                         $flag.= "D";
 146                 }
 147                 if (isset($_POST['place_in_startmenu']) && $_POST['place_in_startmenu'] == 1){
 148                         $flag.= "M";
 149                 }
 150                 if (isset($_POST['overwrite_config']) && $_POST['overwrite_config'] == 1){
 151                         $flag.= "O";
 152                 }
 153                 if (chkacl ($this->acl, "gosaApplicationFlags") ==""){
 154                         $this->gosaApplicationFlags= "[$flag]";
 155                 }
 156
 157                 /* Check for picture upload */
 158                 if (isset($_FILES['picture_file']['name']) && $_FILES['picture_file']['name'] != ""){
 159                         if (!is_uploaded_file($_FILES['picture_file']['tmp_name'])) {
 160                                 print_red (_("The specified picture has not been uploaded correctly."));
 161                         }
 162
 163                         if (!function_exists("imagick_blob2image")){
 164                                 /* Get temporary file name for conversation */
 165                                 $fname = tempnam ("/tmp", "GOsa");
 166
 167                                 /* Open file and write out photoData */
 168                                 $fp = fopen ($fname, "w");
 169                                 fwrite ($fp, $_FILES['picture_file']['tmp_name']);
 170                                 fclose ($fp);
 171
 172                                 /* Build conversation query. Filename is generated automatically, so
 173                                    we do not need any special security checks. Exec command and save
 174                                    output. For PHP safe mode, you'll need a configuration which respects
 175                                    image magick as executable... */
 176                                 $query= "convert -size 48x48 $fname -resize 48x48 +profile \"*\" -";
 177                                 @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $query, "Execute");
 178
 179                                 /* Read data written by convert */
 180                                 $output= "";
 181                                 $sh= popen($query, 'r');
 182                                 while (!feof($sh)){
 183                                         $output.= fread($sh, 4096);
 184                                 }
 185                                 pclose($sh);
 186
 187                                 unlink($fname);
 188                         } else {
 189
 190                                 /* Load the new uploaded Photo */
 191                                 if(!$handle  =  imagick_ReadImage($_FILES['picture_file']['tmp_name'])){
 192                                   gosa_log("Can't Load image");
 193                                 }
 194
 195                                 /* Resizing image to 147x200 and blur */
 196                                 if(!imagick_resize($handle,48,48,IMAGICK_FILTER_GAUSSIAN,0)){
 197                                   gosa_log("imagick_resize failed");
 198                                 }
 199
 200                                 /* Converting image to JPEG */
 201                                 if(!imagick_convert($handle,"PNG")) {
 202                                   gosa_log("Can't Convert to PNG");
 203                                 }
 204
 205                                 if(imagick_writeimage($handle,$_FILES['picture_file']['tmp_name'])){
 206                                   gosa_log("can't write to specified folder");
 207                                 }
 208
 209                                 imagick_free($handle);
 210                         }
 211
 212                         /* Activate new picture */
 213                         $this->set_picture($_FILES['picture_file']['tmp_name']);
 214                         }
 215
 216
 217                 /* Save base, since this is no LDAP attribute */
 218                 if (isset($_POST['base']) && chkacl($this->acl, "create") == ""){
 219                         $this->base= $_POST['base'];
 220                 }
 221         }
 222   }
 223
 224
 225   /* Check values */
 226   function check()
 227   {
 228         $message= array();
 229
 230         /* Permissions for that base? */
 231         if ($this->base != ""){
 232                 $new_dn= "cn=".$this->cn.",ou=apps,".$this->base;
 233         } else {
 234                 $new_dn= $this->dn;
 235         }
 236
 237         $ui= get_userinfo();
 238         $acl= get_permissions ($new_dn, $ui->subtreeACL);
 239         $acl= get_module_permission($acl, "application", $new_dn);
 240         if (chkacl($acl, "create") != ""){
 241                 $message[]= _("You have no permissions to create a application on this 'Base'.");
 242         }
 243
 244         /* All required fields are set? */
 245         if ($this->cn == ""){
 246                 $message[]= _("Required field 'Name' is not filled.");
 247         }
 248
 249         if(preg_match("/[^a-z0-9]/",$this->cn)) {
 250                 $message[]=_("Invalid character in application name. Only a-z 0-9 are allowed.");
 251         }
 252
 253         if ($this->gosaApplicationExecute == ""){
 254                 $message[]= _("Required field 'Execute' is not filled.");
 255         }
 256
 257         /* Check for existing application */
 258         $ldap= $this->config->get_ldap_link();
 259         $ldap->cd($this->config->current["BASE"]);
 260         $ldap->search("(&(objectClass=gosaApplication)(cn=$this->cn))");
 261         $ldap->fetch();
 262         if ($ldap->count() != 0 && $this->dn == "new"){
 263                 $message[]= _("There's already an application with this 'Name'.");
 264         }
 265
 266         return $message;
 267   }
 268
 269
 270   /* Save to LDAP */
 271   function save()
 272   {
 273         plugin::save();
 274                 $this->attrs["gosaApplicationIcon"]= $this->gosaApplicationIcon;
 275
 276         /* Write back to ldap */
 277         $ldap= $this->config->get_ldap_link();
 278         $ldap->cat($this->dn);
 279         $a= $ldap->fetch();
 280         if (count($a)){
 281                 $ldap->cd($this->dn);
 282                         $ldap->modify($this->attrs);
 283                         $this->handle_post_events("modify");
 284         } else {
 285                         $ldap->cd($this->config->current['BASE']);
 286                         $ldap->create_missing_trees(preg_replace('/^[^,]+,/', '', $this->dn));
 287                 $ldap->cd($this->dn);
 288                         $ldap->add($this->attrs);
 289                         $this->handle_post_events("add");
 290         }
 291         show_ldap_error($ldap->get_error());
 292   }
 293
 294   function set_picture($filename)
 295   {
 296         if (!is_file($filename)){
 297                 $filename= "./images/default_icon.png";
 298                 $this->gosaApplicationIcon= "*removed*";
 299         }
 300
 301         if (file_exists($filename)){
 302                 $fd = fopen ($filename, "rb");
 303                 $this->iconData= fread ($fd, filesize ($filename));
 304                 $_SESSION['picture']= $this->iconData;
 305                 $this->gosaApplicationIcon= $this->iconData;
 306
 307                 fclose ($fd);
 308         }
 309   }
 310
 311
 312 }
 313
 314 ?>