Nice hack in the advmultiselect in order to filter selects see BT#5768

main/group/group_edit.php

@@ -158,7 +158,6 @@ $selected_tutors = array();
 foreach ($group_tutor_list as $index => $user) {
     $selected_tutors[] = $user['user_id'];
 }
-
 $group_tutors_element = $form->addElement('advmultiselect', 'group_tutors', get_lang('GroupTutors'), $possible_users);
 $group_tutors_element->setButtonAttributes('add');
 $group_tutors_element->setButtonAttributes('remove');

main/inc/lib/pear/HTML/QuickForm/advmultiselect.php

@@ -645,7 +645,6 @@ class HTML_QuickForm_advmultiselect extends HTML_QuickForm_select
         $tabs = $this->_getTabs();
         $tab = $this->_getTab();
 
-
         $selectId = $this->getName();
         $selectName = $this->getName().'[]';
         $selectNameFrom = $this->getName().'-f[]';
@@ -794,6 +793,7 @@ class HTML_QuickForm_advmultiselect extends HTML_QuickForm_select
 
             // prepare option tables to be displayed as in POST order
             $append = count($this->_values);
+
             if ($append > 0) {
                 $arrHtmlSelected = array_fill(0, $append, ' ');
             } else {
@@ -806,6 +806,7 @@ class HTML_QuickForm_advmultiselect extends HTML_QuickForm_select
                 $arrHtmlHidden = array_fill(0, $options, ' ');
 
                 foreach ($this->_options as $option) {
+
                     if (is_array($this->_values)
                         && in_array(
                             (string)$option['attr']['value'],
@@ -875,8 +876,10 @@ class HTML_QuickForm_advmultiselect extends HTML_QuickForm_select
                     = array_merge($this->_attributes, $this->_attributesSelected);
                 $attrSelected = $this->_getAttrString($this->_attributesSelected);
             }
+
             $strHtmlSelected = "<select$attrSelected>".PHP_EOL;
             if ($selected_count > 0) {
+
                 foreach ($arrHtmlSelected as $data) {
                     $strHtmlSelected
                         .= $tabs.$tab

main/template/default/learnpath/subscribe_users.tpl

@@ -1,5 +1,6 @@
 {% extends "default/layout/layout_1_col.tpl" %}
 {% block content %}
+    {#
     <h2>{{ 'SubscribeUsersToLp' | get_lang }}</h2>
     <script>
         $().ready(function() {
@@ -42,4 +43,6 @@
         </div>
         {{ form_rest(form) }}
     </form>
+    #}
+    {{ form }}
 {% endblock %}

src/ChamiloLMS/Controller/LearnpathController.php

@@ -20,6 +20,8 @@ class LearnpathController {
         $courseCode = api_get_course_id();
         $lp = new \learnpath($courseCode, $lpId, api_get_user_id());
 
+        $url = $app['url_generator']->generate('subscribe_users', array('lpId' => $lpId));
+
         $breadcrumb = array(
             array('url' => api_get_path(WEB_CODE_PATH).'newscorm/lp_controller.php?action=list', 'name' => get_lang('LearningPaths')),
             array('url' => api_get_path(WEB_CODE_PATH)."newscorm/lp_controller.php?action=build&lp_id=".$lp->get_id(), 'name' => $lp->get_name()),
@@ -53,24 +55,35 @@ class LearnpathController {
         foreach ($subscribedUsersInLp as $itemProperty) {
             $userId = $itemProperty->getToUserId();
             $user = $app['orm.em']->getRepository('Entity\EntityUser')->find($userId);
-            $selectedChoices[$user->getUserId()] = $user->getCompleteName();
+            //$selectedChoices[$user->getUserId()] = $user->getCompleteName();
+            $selectedChoices[] = $user->getUserId();
             if (isset($choices[$user->getUserId()])) {
-                unset($choices[$user->getUserId()]);
+                //unset($choices[$user->getUserId()]);
             }
         }
 
-        $form = $app['form.factory']->createBuilder('form')
+        $form = new \FormValidator('lp_edit', 'post', $url);
+        $form->addElement('header', get_lang('SubscribeUsersToLp'));
+        $group_tutors_element = $form->addElement('advmultiselect', 'users', get_lang('Users'), $choices);
+
+        $group_tutors_element->setButtonAttributes('add');
+        $group_tutors_element->setButtonAttributes('remove');
+
+        // submit button
+        $form->addElement('style_submit_button', 'submit', get_lang('Save'), 'class="save"');
+
+        /*$form = $app['form.factory']->createBuilder('form')
              ->add('origin', 'choice', array(
                 'label' => get_lang('Origin'),
                 'multiple' => true,
                 'required' => false,
                 'expanded' => false,
-                /*'class' => 'Entity\EntityCourse',
-                'property' => 'complete_name',
-                'query_builder' => function(\Entity\Repository\CourseRepository $repo) use ($course) {
+                //'class' => 'Entity\EntityCourse',
+                //'property' => 'complete_name',
+                //'query_builder' => function(\Entity\Repository\CourseRepository $repo) use ($course) {
                     $repo =  $repo->getSubscribedStudents($course);
                     return $repo;
-                },*/
+                },
                 'choices' => $choices
             ))
             ->add('destination', 'choice', array(
@@ -78,28 +91,34 @@ class LearnpathController {
                 'multiple' => true,
                 'expanded' => false,
                 'required' => false,
-                /*'class' => 'Entity\EntityCourse',
-                'property' => 'complete_name',
-                'query_builder' => function(\Entity\Repository\CourseRepository $repo) use ($course) {
-                    return $repo->getSubscribedStudents($course);
-                },*/
+                //'class' => 'Entity\EntityCourse',
+                //'property' => 'complete_name',
+                //'query_builder' => function(\Entity\Repository\CourseRepository $repo) use ($course) {
+                  //  return $repo->getSubscribedStudents($course);
+                //},
                 'choices' => $selectedChoices
             ))
             ->getForm();
+        */
+
+        if (!empty($selectedChoices)) {
+            $defaults['users'] = $selectedChoices;
+            $form->setDefaults($defaults);
+        }
 
         if ($request->getMethod() == 'POST') {
-            $form->bind($request);
+            //$form->bind($request);
             //$data = $form->getData();
-            $data = $request->get('form');
-            $destination = isset($data['destination']) ? $data['destination'] : array();
-            $app['orm.em']->getRepository('Entity\EntityCItemProperty')->SubscribedUsersToItem('learnpath', $course, $sessionId, $lpId, $destination);
-            return $app->redirect($app['url_generator']->generate('subscribe_users', array ('lpId' => $lpId)));
+            //var_dump($request->request);exit;
+            $users = $request->get('users');
+            //$destination = isset($data['destination']) ? $data['destination'] : array();
+            $app['orm.em']->getRepository('Entity\EntityCItemProperty')->SubscribedUsersToItem('learnpath', $course, $sessionId, $lpId, $users);
+            return $app->redirect($url);
         } else {
-            $app['template']->assign('form', $form->createView());
+            $app['template']->assign('form', $form->toHtml());
         }
-        $response = $app['template']->render_template('learnpath/subscribe_users.tpl');
 
-        //return new Response($response, 200, array('Cache-Control' => 's-maxage=3600, private'));
+        $response = $app['template']->render_template('learnpath/subscribe_users.tpl');
         return new Response($response, 200, array());
     }
 }