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, $dn= NULL)
  32   {
  33     plugin::plugin ($config, $dn);
  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       $this->base= preg_replace ("/^[^,]+,[^,]+,/", "", $this->dn);
  67     }
  68   }
  69
  70
  71   function generateTemplate(){
  72     $str= "# This code is part of GOsa (https://gosa.gonicus.de)\n#\n";
  73
  74     $values = array();
  75     $names      = array();
  76     if($this->parent->by_object['applicationParameters']->is_account){
  77       $names = $this->parent->by_object['applicationParameters']->option_name;
  78       $values = $this->parent->by_object['applicationParameters']->option_value;
  79     }
  80
  81     if (count($names)){
  82       $str .="# This plugin handles these environment variables:\n";
  83     } else {
  84       $str .="# This plugin handles no environment variables.\n";
  85     }
  86
  87     foreach($names as $index => $name){
  88
  89       // Fix length
  90       for($i = strlen($name) ; $i < 30 ; $i++){
  91         $name= $name." ";
  92       }
  93       if((isset($values[$index]))&&(!empty($values[$index]))){
  94         $str.= "# ".$name."\t(e.g. '".$values[$index]."')\n";
  95       }else{
  96         $str.= "# ".$name."\t("._("no example").")\n";
  97       }
  98     }
  99     $str .= "#\n".
 100       "# Don't remove the following tag, it is used for header update.\n".
 101       "### END HEADER ###";
 102
 103     return($str);
 104   }
 105
 106   function execute()
 107   {
 108     /* Call parent execute */
 109     plugin::execute();
 110
 111     $smarty= get_smarty();
 112
 113     /* Do we represent a valid group? */
 114     if (!$this->is_account && $this->parent == NULL){
 115       $display= "<img alt=\"\" src=\"images/stop.png\" align=\"middle\">&nbsp;<b>".
 116         _("This 'dn' is no application.")."</b>";
 117       return ($display);
 118     }
 119
 120     $head = $this->generateTemplate();
 121     $this->gotoLogonScript= $this->generateTemplate().preg_replace('/.*### END HEADER ###/s', '', $this->gotoLogonScript);
 122
 123     if((isset($_POST['upLoad']))&&(isset($_FILES['ScriptFile']))){
 124       $str = file_get_contents($_FILES['ScriptFile']['tmp_name']);
 125       $this->gotoLogonScript = $str;
 126     }
 127
 128     /* Fill templating stuff */
 129     $smarty->assign("cn", $this->cn);
 130     $smarty->assign("bases", $this->config->idepartments);
 131     if ($this->dn == "new"){
 132       $smarty->assign("selectmode", "");
 133       $smarty->assign("namemode", "");
 134     } else {
 135       $smarty->assign("namemode", "readonly");
 136       $smarty->assign("selectmode", "disabled");
 137     }
 138
 139     /* Get random number for pictures */
 140     srand((double)microtime()*1000000);
 141     $smarty->assign("rand", rand(0, 10000));
 142
 143     /* Variables */
 144     foreach(array("description", "gosaApplicationExecute", "gosaApplicationName","cn") as $val){
 145       $smarty->assign($val, $this->$val);
 146       $smarty->assign($val."ACL", chkacl($this->acl, $val));
 147     }
 148
 149     /* Checkboxes */
 150     foreach (array("G" => "exec_for_groupmembers", "O" => "overwrite_config",
 151           "L" => "place_on_kicker",
 152           "D" => "place_on_desktop", "M" => "place_in_startmenu") as $key => $val){
 153       if (preg_match("/$key/", $this->gosaApplicationFlags)){
 154         $smarty->assign("$val", "checked");
 155       } else {
 156         $smarty->assign("$val", "");
 157       }
 158     }
 159
 160     $smarty->assign("isReleaseApplikation" , $this->isReleaseApplikation);
 161     $smarty->assign("gotoLogonScript",htmlentities($this->gotoLogonScript, ENT_COMPAT, 'UTF-8'));
 162     $smarty->assign("base_select", $this->base);
 163     $smarty->assign("gosaApplicationFlagsACL", chkacl($this->acl, "gosaApplicationFlags"));
 164     /* Show main page */
 165     return($smarty->fetch (get_template_path('generic.tpl', TRUE)));
 166   }
 167
 168
 169   function remove_from_parent()
 170   {
 171     $ldap= $this->config->get_ldap_link();
 172     $ldap->rmDir($this->dn);
 173
 174     /* Optionally execute a command after we're done */
 175     $this->handle_post_events("remove");
 176
 177     /* Delete references to object groups */
 178     $ldap->cd ($this->config->current['BASE']);
 179     $ldap->search ("(&(objectClass=gosaGroupOfNames)(member=".$this->dn."))", array("cn"));
 180     while ($ldap->fetch()){
 181       $og= new ogroup($this->config, $ldap->getDN());
 182       unset($og->member[$this->dn]);
 183       $og->save ();
 184     }
 185     $ldap->search ("(&(objectClass=posixGroup)(gosaMemberApplication=".$this->cn."))", array("cn"));
 186     while ($attrs= $ldap->fetch()){
 187       $ag= new appgroup($this->config, $ldap->getDN());
 188       $ag->removeApp($this->cn);
 189       $ag->save ();
 190     }
 191
 192   }
 193
 194
 195   /* Save data to object */
 196   function save_object()
 197   {
 198     if($this->isReleaseApplikation){
 199       $tmpBase = $this->base;
 200     }
 201
 202     if (isset($_POST['cn'])){
 203
 204       /* Save attributes */
 205       parent::save_object();
 206
 207       /* Save application flags */
 208       $flag= "";
 209       if (isset($_POST['exec_for_groupmembers']) && $_POST['exec_for_groupmembers'] == 1){
 210         $flag.= "G";
 211       }
 212       if (isset($_POST['place_on_desktop']) && $_POST['place_on_desktop'] == 1){
 213         $flag.= "D";
 214       }
 215       if (isset($_POST['place_on_kicker']) && $_POST['place_on_kicker'] == 1){
 216         $flag.= "L";
 217       }
 218       if (isset($_POST['place_in_startmenu']) && $_POST['place_in_startmenu'] == 1){
 219         $flag.= "M";
 220       }
 221       if (isset($_POST['overwrite_config']) && $_POST['overwrite_config'] == 1){
 222         $flag.= "O";
 223       }
 224       if (chkacl ($this->acl, "gosaApplicationFlags") ==""){
 225         $this->gosaApplicationFlags= "[$flag]";
 226       }
 227
 228       /* Check for picture upload */
 229       if (isset($_FILES['picture_file']['name']) && $_FILES['picture_file']['name'] != ""){
 230         if (!is_uploaded_file($_FILES['picture_file']['tmp_name'])) {
 231           print_red (_("The specified picture has not been uploaded correctly."));
 232         }
 233
 234         if (!function_exists("imagick_blob2image")){
 235           /* Get temporary file name for conversation */
 236           $fname = tempnam ("/tmp", "GOsa");
 237
 238           /* Open file and write out photoData */
 239           $fp = fopen ($fname, "w");
 240           fwrite ($fp, $_FILES['picture_file']['tmp_name']);
 241           fclose ($fp);
 242
 243           /* Build conversation query. Filename is generated automatically, so
 244              we do not need any special security checks. Exec command and save
 245              output. For PHP safe mode, you'll need a configuration which respects
 246              image magick as executable... */
 247           $query= "convert -size 48x48 $fname -resize 48x48 +profile \"*\" -";
 248           @DEBUG (DEBUG_SHELL, __LINE__, __FUNCTION__, __FILE__, $query, "Execute");
 249
 250           /* Read data written by convert */
 251           $output= "";
 252           $sh= popen($query, 'r');
 253           while (!feof($sh)){
 254             $output.= fread($sh, 4096);
 255           }
 256           pclose($sh);
 257
 258           unlink($fname);
 259         } else {
 260
 261           /* Load the new uploaded Photo */
 262           if(!$handle  =  imagick_ReadImage($_FILES['picture_file']['tmp_name'])){
 263             gosa_log("Can't Load image");
 264           }
 265
 266           /* Resizing image to 147x200 and blur */
 267           if(!imagick_resize($handle,48,48,IMAGICK_FILTER_GAUSSIAN,0)){
 268             gosa_log("imagick_resize failed");
 269           }
 270
 271           /* Converting image to JPEG */
 272           if(!imagick_convert($handle,"PNG")) {
 273             gosa_log("Can't Convert to PNG");
 274           }
 275
 276           if(imagick_writeimage($handle,$_FILES['picture_file']['tmp_name'])){
 277             gosa_log("can't write to specified folder");
 278           }
 279
 280           imagick_free($handle);
 281         }
 282
 283         /* Activate new picture */
 284         $this->set_picture($_FILES['picture_file']['tmp_name']);
 285       }
 286
 287
 288       /* Save base, since this is no LDAP attribute */
 289       if (isset($_POST['base']) && chkacl($this->acl, "create") == ""){
 290         $this->base= $_POST['base'];
 291       }
 292     }
 293
 294     if($this->isReleaseApplikation){
 295       $this->base = $tmpBase;
 296     }
 297   }
 298
 299
 300   /* Check values */
 301   function check()
 302   {
 303     /* Call common method to give check the hook */
 304     $message= plugin::check();
 305
 306     if(!preg_match("#^/#",$this->gosaApplicationExecute)){
 307       $message[]=(_("Specified execute path must start with '/'."));
 308     }
 309
 310     /* Permissions for that base? */
 311     if ($this->base != ""){
 312       $new_dn= "cn=".$this->cn.",ou=apps,".$this->base;
 313     } else {
 314       $new_dn= $this->dn;
 315     }
 316
 317     $ui= get_userinfo();
 318     $acl= get_permissions ($new_dn, $ui->subtreeACL);
 319     $acl= get_module_permission($acl, "application", $new_dn);
 320     if (chkacl($acl, "create") != ""){
 321       $message[]= _("You have no permissions to create a application on this 'Base'.");
 322     }
 323
 324     /* All required fields are set? */
 325     if ($this->cn == ""){
 326       $message[]= _("Required field 'Name' is not filled.");
 327     }
 328
 329     if(preg_match("/[^a-z0-9]/",$this->cn))     {
 330       $message[]=_("Invalid character in application name. Only a-z 0-9 are allowed.");
 331     }
 332
 333     if ($this->gosaApplicationExecute == ""){
 334       $message[]= _("Required field 'Execute' is not filled.");
 335     }
 336
 337     /* Check for existing application */
 338     $ldap= $this->config->get_ldap_link();
 339     $ldap->cd($this->config->current["BASE"]);
 340
 341     $tmp = search_config($this->config->data,"faiManagement","CLASS");
 342     if((!empty($tmp)) && (isset($_SESSION['appfilter']['release']))){
 343       $baseDn = str_replace($this->config->current['BASE'],$this->base,$_SESSION['appfilter']['release']);
 344       $baseDn = preg_replace("/ou=apps,.*/","ou=apps,".$this->base,$_SESSION['appfilter']['release']);
 345       $ldap->ls("(&(objectClass=gosaApplication)(cn=".$this->cn."))",$baseDn,array("cn"));
 346       if($ldap->count()){
 347         $attrs = $ldap->fetch();
 348         if($this->dn != $attrs['dn']) {
 349           $message[]= _("There's already an application with this 'Name'.");
 350         }
 351       }
 352     }else{
 353       $ldap->ls("(&(objectClass=gosaApplication)(cn=".$this->cn."))","ou=apps,".$this->base,array("cn"));
 354       if ($ldap->count()){
 355         $attrs = $ldap->fetch();
 356         if($this->dn != $attrs['dn']) {
 357           $message[]= _("There's already an application with this 'Name'.");
 358         }
 359       }
 360     }
 361     return $message;
 362   }
 363
 364
 365   /* Save to LDAP */
 366   function save()
 367   {
 368     plugin::save();
 369     $this->attrs["gosaApplicationIcon"]= $this->gosaApplicationIcon;
 370
 371     /* Write back to ldap */
 372     $ldap= $this->config->get_ldap_link();
 373     $ldap->cat($this->dn);
 374
 375     $a= $ldap->fetch();
 376     if (count($a)){
 377       $ldap->cd($this->dn);
 378       $this->cleanup();
 379       $ldap->modify ($this->attrs);
 380       $this->handle_post_events("modify");
 381     } else {
 382       $ldap->cd($this->config->current['BASE']);
 383       $ldap->create_missing_trees(preg_replace('/^[^,]+,/', '', $this->dn));
 384       $ldap->cd($this->dn);
 385       $ldap->add($this->attrs);
 386       $this->handle_post_events("add");
 387     }
 388     show_ldap_error($ldap->get_error());
 389   }
 390
 391   function set_picture($filename)
 392   {
 393     if (!is_file($filename)){
 394       $filename= "./images/default_icon.png";
 395       $this->gosaApplicationIcon= "*removed*";
 396     }
 397
 398     if (file_exists($filename)){
 399       $fd = fopen ($filename, "rb");
 400       $this->iconData= fread ($fd, filesize ($filename));
 401       $_SESSION['binary']= $this->iconData;
 402       $_SESSION['binarytype']= "image/jpeg";
 403       $this->gosaApplicationIcon= $this->iconData;
 404
 405       fclose ($fd);
 406     }
 407   }
 408
 409   function getCopyDialog()
 410   {
 411     $vars = array("cn");
 412
 413     $str ="<h2>"._("Application settings")."</h2>
 414       <table>
 415       <tr>
 416       <td>".
 417       _("Application name").
 418       "</td>
 419       <td>
 420       <input id='gosaApplicationName' name='cn' size='35' maxlength='60'
 421       value='".$this->cn."'
 422       title='"._("Application name to be displayed (i.e. below icons)")."'>
 423       </td>
 424       </tr>
 425       </table>";
 426     $ret = array();
 427     $ret['status'] = "";
 428     $ret['string'] = $str;
 429     return($ret);
 430   }
 431
 432   function saveCopyDialog()
 433   {
 434     if(isset($_POST['cn'])){
 435       $this->cn = $_POST['cn'];
 436     }
 437   }
 438 }
 439 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
 440 ?>