check dozent permission when used with DedicatedAdmin

controllers/copy.php

@@ -4,6 +4,7 @@ class CopyController extends PluginController
 {
     public function info_action()
     {
+        if (Request::getArray("c")) {
             PageLayout::setTitle(_("Wie soll kopiert werden?"));
             $this->dozentensearch = new SQLSearch(
                 "SELECT DISTINCT auth_user_md5.user_id, CONCAT(auth_user_md5.Vorname, \" \", auth_user_md5.Nachname), auth_user_md5.perms, auth_user_md5.username " .
@@ -19,8 +20,13 @@ class CopyController extends PluginController
             $this->semester = UserConfig::get($GLOBALS['user']->id)->COURSECOPY_SETTINGS_SEMESTER_ID
                 ? Semester::find(UserConfig::get($GLOBALS['user']->id)->COURSECOPY_SETTINGS_SEMESTER_ID)
                 : $this->semesters[0];
+            if (Seminar_Perm::get()->have_perm('admin')) {
                 $this->have_coursegroups = true;
             }
+        } else {
+            throw new Trails_Exception(400);
+        }
+    }
 
     public function semester_start_und_ende_action($semester_id)
     {
@@ -30,7 +36,7 @@ class CopyController extends PluginController
 
     public function process_action()
     {
-        if (Request::isPost()) {
+        if (Request::isPost() && count(Request::getArray("c"))) {
             $params = [
                 "semester_id", "dozent_id", "lock_copied_courses",
                 "invisible_copied_courses", "cycles", "resource_assignments",

plugin.manifest

 pluginname=CourseCopy
 pluginclassname=CourseCopy
-version=1.6
+version=1.7
 origin=data-quest
 studipMinVersion=4.0
 studipMaxVersion=4.99.99

views/action/checkbox.php

+<? if (Seminar_Perm::get()->have_studip_perm('dozent', $course_id)) : ?>
 <input type="checkbox" name="c[]" value="<?= htmlReady($course_id) ?>">
+<? endif ?>
\ No newline at end of file

views/copy/info.php

@@ -20,7 +20,7 @@
                 <? endforeach ?>
             </select>
         </label>
-
+        <? if (Seminar_Perm::get()->have_perm('admin')) : ?>
             <label>
                 <?= _("Lehrende ersetzen durch ...") ?>
                 <?
@@ -35,6 +35,7 @@
                 ?>
 
             <label>
+                <? endif ?>
                 <input type="checkbox" name="copy_tutors" value="1"<?= UserConfig::get($GLOBALS['user']->id)->COURSECOPY_SETTINGS_COPY_TUTORS ? " checked" : "" ?>>
                 <?= _('Tutor/-innen mit übernehmen') ?>
             </label>