MDL-30482 create new capability for viewing glossary entries

mod/glossary/db/access.php

@@ -30,6 +30,20 @@
 
 $capabilities = array(
 
+    'mod/glossary:read' => array(
+
+        'captype' => 'read',
+        'contextlevel' => CONTEXT_MODULE,
+        'archetypes' => array(
+            'guest' => CAP_ALLOW,
+            'student' => CAP_ALLOW,
+            'teacher' => CAP_ALLOW,
+            'editingteacher' => CAP_ALLOW,
+            'manager' => CAP_ALLOW
+        )
+    ),   
+
+
     'mod/glossary:write' => array(
 
         'riskbitmask' => RISK_SPAM,

mod/glossary/lang/en/glossary.php

@@ -178,6 +178,7 @@ $string['glossary:managecategories'] = 'Manage categories';
 $string['glossary:managecomments'] = 'Manage comments';
 $string['glossary:manageentries'] = 'Manage entries';
 $string['glossary:rate'] = 'Rate entries';
+$string['glossary:read'] = 'Read entries';
 $string['glossarytype'] = 'Glossary type';
 $string['glossarytype_help'] = 'A main glossary is a glossary in which entries from secondary glossaries can be imported. There can only be one main glossary in a course. if glossary entry import is not required, all glossaries in the course can be secondary glossaries.';
 $string['glossary:view'] = 'View glossary';

mod/glossary/rsslib.php

@@ -23,8 +23,7 @@
                 $course = $DB->get_record('course', array('id'=>$cm->course), '*', MUST_EXIST);
             }
             //context id from db should match the submitted one
-            //no specific capability required to view glossary entries so just check user is enrolled
-            if ($context->id != $modcontext->id || !can_access_course($course, $USER)) {
+            if ($context->id != $modcontext->id || !has_capability('mod/glossary:read', $modcontext)) {
                 return null;
             }
         }

mod/glossary/view.php

@@ -49,6 +49,7 @@ if (!empty($id)) {
 
 require_course_login($course->id, true, $cm);
 $context = get_context_instance(CONTEXT_MODULE, $cm->id);
+require_capability('mod/glossary:read', $context);
 
 // Prepare format_string/text options
 $fmtoptions = array(