Add language switcher see BT#13183

bower.json

@@ -31,7 +31,8 @@
     "pwstrength-bootstrap": "*",
     "readmore-js": "2.1.0",
     "qtip2": "*",
-    "js-cookie" : "2.1.*"
+    "js-cookie" : "2.1.*",
+    "bootstrap-language" : "*"
   },
   "resolutions": {
     "jquery": "2.1.4"

main/inc/lib/api.lib.php

@@ -4187,6 +4187,9 @@ function api_display_language_form($hide_if_no_choice = false)
         $user_selected_language = api_get_setting('platformLanguage');
     }
 
+    $currentLanguageId = api_get_language_id($user_selected_language);
+    $currentLanguageInfo = api_get_language_info($currentLanguageId);
+
     $original_languages = $language_list['name'];
     $folder = $language_list['folder']; // This line is probably no longer needed.
     $html = '<script>    
@@ -4203,7 +4206,7 @@ function api_display_language_form($hide_if_no_choice = false)
     </script>';
     $html .= '<form id="lang_form" name="lang_form" method="post" action="'.api_get_self().'">';
     $html .= '<label style="display: none;" for="language_list">'.get_lang('Language').'</label>';
-    $html .= '<select id="language_list" class="selectpicker show-tick form-control" name="language_list" >';
+    /*$html .= '<select id="language_list" class="selectpicker show-tick form-control" name="language_list" >';
 
     foreach ($original_languages as $key => $value) {
         if ($folder[$key] == $user_selected_language) {
@@ -4215,7 +4218,24 @@ function api_display_language_form($hide_if_no_choice = false)
         //echo substr($value, 0, 16); // Cut string to keep 800x600 aspect.
         $html .= $value.'</option>';
     }
-    $html .= '</select>';
+    $html .= '</select>';*/
+
+    $html .= '<div class="btn-group dropup">
+              <button type="button" class="btn btn-default dropdown-toggle" data-toggle="dropdown">
+                <span class="lang-sm" lang="'.$currentLanguageInfo['isocode'].'"></span> 
+                '.$currentLanguageInfo['original_name'].' 
+                <span class="caret">
+                </span>
+              </button>';
+    $html .= '<ul class="dropdown-menu" role="menu">';
+    $url = api_get_self();
+    foreach ($language_list['all'] as $key => $data) {
+        $urlLink = $url.'?language='.$data['english_name'];
+        $html .= '<li><a href="'.$urlLink.'"><span class="lang-sm" lang="'.$data['isocode'].'"></span> '.$data['original_name'].'</a></li>';
+    }
+    $html .= '</ul>';
+    $html .= '</div>';
+
     $html .= '<noscript><input type="submit" name="user_select_language" value="'.get_lang('Ok').'" /></noscript>';
     $html .= '</form>';
     return $html;
@@ -4237,6 +4257,7 @@ function api_get_languages()
     while ($row = Database::fetch_array($result)) {
         $language_list['name'][] = $row['original_name'];
         $language_list['folder'][] = $row['dokeos_folder'];
+        $language_list['all'][] = $row;
     }
     return $language_list;
 }

main/inc/lib/template.lib.php

@@ -202,6 +202,11 @@ class Template
         $this->assign('locale', api_get_language_isocode());
         $this->assign('login_class', null);
 
+        $allow = api_get_configuration_value('show_language_selector_in_menu');
+        if ($allow) {
+            $this->assign('language_form', api_display_language_form());
+        }
+
         $this->setLoginForm();
 
         // Chamilo plugins
@@ -597,7 +602,8 @@ class Template
             'jquery.scrollbar/jquery.scrollbar.css',
             'bootstrap-daterangepicker/daterangepicker.css',
             'bootstrap-select/dist/css/bootstrap-select.min.css',
-            'select2/dist/css/select2.min.css'
+            'select2/dist/css/select2.min.css',
+            'bootstrap-languages/languages.min.css'
         ];
 
         foreach ($bowerCSSFiles as $file) {

main/install/configuration.dist.php

@@ -586,6 +586,9 @@ $_configuration['score_grade_model'] = [
 // ALTER TABLE gradebook_category ADD COLUMN minimum_to_validate INT DEFAULT NULL;
 // $_configuration['gradebook_dependency'] = false;
 // Courses id list to check in the gradebook sidebar see BT#13099
-$_configuration['gradebook_dependency_mandatory_courses'] = [
+/*$_configuration['gradebook_dependency_mandatory_courses'] = [
     'courses' => [1, 2]
-];
+];*/
+// Show language selector in main menu
+//$_configuration['show_language_selector_in_menu'] = false;
+

main/template/default/layout/login_form.tpl

@@ -3,7 +3,6 @@
         <div id="login_block" class="panel panel-default">
             <div class="panel-body">
             {{ login_language_form }}
-
             {% if plugin_login_top is not null %}
                 <div id="plugin_login_top">
                     {{ plugin_login_top }}

main/template/default/layout/menu.tpl

@@ -1,4 +1,3 @@
-
 <nav id="menubar" class="navbar navbar-default">
     <div class="container">
         <!-- Brand and toggle get grouped for better mobile display -->
@@ -43,6 +42,13 @@
                             <span id="count_message" class="badge badge-warning"></span>
                         </a>
                     </li>
+
+                    {% if language_form %}
+                    <li class="dropdown language">
+                    {{ language_form }}
+                    </li>
+                    {% endif %}
+
                     {% if _u.status != 6 %}
                         <li class="dropdown avatar-user">
                             <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button"