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