list of available languages can be set

this will reduce the languages in the language selector and also
shorten the time for loading all translations

inc/inc.ClassSettings.php

@@ -103,6 +103,8 @@ class Settings { /* {{{ */
 	var $_contentOffsetDir = "1048576";
 	// Maximum number of sub-directories per parent directory
 	var $_maxDirID = 32700;
+	// default available languages (list of languages shown in language selector)
+	var $_availablelanguages = array();
 	// default language (name of a subfolder in folder "languages")
 	var $_language = "en_GB";
 	// users are notified about document-changes that took place within the last $_updateNotifyTime seconds
@@ -376,6 +378,8 @@ class Settings { /* {{{ */
 		$this->_footNote = strval($tab["footNote"]);
 		$this->_printDisclaimer = Settings::boolVal($tab["printDisclaimer"]);
 		$this->_language = strval($tab["language"]);
+		if(trim(strval($tab["availablelanguages"])))
+			$this->_availablelanguages = explode(',',strval($tab["availablelanguages"]));
 		$this->_theme = strval($tab["theme"]);
 		if(isset($tab["previewWidthList"]))
 			$this->_previewWidthList = intval($tab["previewWidthList"]);
@@ -678,6 +682,7 @@ class Settings { /* {{{ */
     $this->setXMLAttributValue($node, "footNote", $this->_footNote);
     $this->setXMLAttributValue($node, "printDisclaimer", $this->_printDisclaimer);
     $this->setXMLAttributValue($node, "language", $this->_language);
+    $this->setXMLAttributValue($node, "availablelanguages", implode(',', $this->_availablelanguages));
     $this->setXMLAttributValue($node, "theme", $this->_theme);
     $this->setXMLAttributValue($node, "previewWidthList", $this->_previewWidthList);
     $this->setXMLAttributValue($node, "previewWidthDetail", $this->_previewWidthDetail);

inc/inc.Language.php

@@ -20,7 +20,10 @@
 
 $LANG = array();
 $MISSING_LANG = array();
-foreach(getLanguages() as $_lang) {
+$__languages = getLanguages();
+if(!in_array($settings->_language, $__languages))
+	$__languages[] = $settings->_language;
+foreach($__languages as $_lang) {
 	if(file_exists($settings->_rootDir . "languages/" . $_lang . "/lang.inc")) {
 		include $settings->_rootDir . "languages/" . $_lang . "/lang.inc";
 		$LANG[$_lang] = $text;
@@ -28,9 +31,8 @@ foreach(getLanguages() as $_lang) {
 }
 unset($text);
 
-function getLanguages()
+function getAvailableLanguages() { /* {{{ */
-{
+	global $settings;
-	GLOBAL $settings;
 
 	$languages = array();
 
@@ -48,7 +50,17 @@ function getLanguages()
 
 	asort($languages);
 	return $languages;
-}
+} /* }}} */
+
+function getLanguages() { /* {{{ */
+	global $settings;
+
+	if($settings->_availablelanguages) {
+		return $settings->_availablelanguages;
+	}
+
+	return getAvailableLanguages();
+} /* }}} */
 
 /**
  * Get translation

op/op.Settings.php

@@ -57,6 +57,7 @@ if ($action == "saveSettings")
   $settings->_footNote = $_POST["footNote"];
   $settings->_printDisclaimer = getBoolValue("printDisclaimer");
   $settings->_language = $_POST["language"];
+  $settings->_availablelanguages = $_POST["availablelanguages"];
   $settings->_theme = $_POST["theme"];
   $settings->_previewWidthList = $_POST["previewWidthList"];
   $settings->_previewWidthDetail = $_POST["previewWidthDetail"];

views/bootstrap/class.Settings.php

@@ -111,12 +111,29 @@ if(!is_writeable($settings->_configFilePath)) {
         <td><?php printMLText("settings_printDisclaimer");?>:</td>
         <td><input name="printDisclaimer" type="checkbox" <?php if ($settings->_printDisclaimer) echo "checked" ?> /></td>
       </tr>
+      <tr title="<?php printMLText("settings_available_languages_desc");?>">
+        <td><?php printMLText("settings_available_languages");?>:</td>
+        <td>
+         <select name="availablelanguages[]" multiple>
+            <?php
+              $languages = getAvailableLanguages();
+              foreach($languages as $language)
+              {
+                echo '<option value="' . $language . '" ';
+                 if (in_array($language, $settings->_availablelanguages))
+                   echo "selected";
+                echo '>' . getMLText($language) . '</option>';
+             }
+            ?>
+          </select>
+        </td>
+      </tr>
       <tr title="<?php printMLText("settings_language_desc");?>">
         <td><?php printMLText("settings_language");?>:</td>
         <td>
-         <SELECT name="language">
+         <select name="language">
             <?php
-              $languages = getLanguages();
+              $languages = getAvailableLanguages();
               foreach($languages as $language)
               {
                 echo '<option value="' . $language . '" ';
@@ -125,13 +142,13 @@ if(!is_writeable($settings->_configFilePath)) {
                 echo '>' . getMLText($language) . '</option>';
              }
             ?>
-          </SELECT>
+          </select>
         </td>
       </tr>
       <tr title="<?php printMLText("settings_theme_desc");?>">
         <td><?php printMLText("settings_theme");?>:</td>
         <td>
-         <SELECT name="theme">
+         <select name="theme">
             <?php
               $themes = UI::getStyles();
               foreach($themes as $theme)
@@ -142,7 +159,7 @@ if(!is_writeable($settings->_configFilePath)) {
                 echo '>' . $theme . '</option>';
              }
             ?>
-          </SELECT>
+          </select>
         </td>
       </tr>
       <tr title="<?php printMLText("settings_previewWidthList_desc");?>">