Completely disable all blog scripts when blog system disabled from site preferences MDL-6803

blocks/blog_menu/block_blog_menu.php

@@ -17,7 +17,7 @@ class block_blog_menu extends block_base {
             $course = SITEID;
         }
 
-        if ($CFG->bloglevel < BLOG_USER_LEVEL) {
+        if (empty($CFG->bloglevel)) {
             $this->content->text = '';
             return $this->content;
         }

blocks/blog_tags/block_blog_tags.php

@@ -43,6 +43,11 @@ class block_blog_tags extends block_base {
 
         global $CFG, $SITE, $COURSE;
 
+        if (empty($CFG->bloglevel)) {
+            $this->content->text = '';
+            return $this->content;
+        }
+
         if (empty($this->config->timewithin)) {
             $this->config->timewithin = BLOGDEFAULTTIMEWITHIN;
         }

blog/edit.php

@@ -7,6 +7,10 @@ require_login();
 $courseid = optional_param('courseid', SITEID, PARAM_INT);
 $act = optional_param('act','',PARAM_ALPHA);
 
+if (empty($CFG->bloglevel)) {
+    error('Blogging is disabled!');
+}
+
 // detemine where the user is coming from in case we need to send them back there
 if (!$referrer = optional_param('referrer','', PARAM_URL)) {
     if (isset($_SERVER['HTTP_REFERER'])) {

blog/index.php

@@ -26,6 +26,9 @@ $postid = optional_param('postid',0,PARAM_INT);
 $filtertype = optional_param('filtertype', '', PARAM_ALPHA);
 $filterselect = optional_param('filterselect', 0, PARAM_INT);
 
+if (empty($CFG->bloglevel)) {
+    error('Blogging is disabled!');
+}
 
 
 /// overwrite filter code here

blog/preferences.php

@@ -7,6 +7,10 @@
     require_login();
     global $USER;
 
+    if (empty($CFG->bloglevel)) {
+        error('Blogging is disabled!');
+    }
+
     // detemine where the user is coming from in case we need to send them back there
 
     if (!$referrer = optional_param('referrer','', PARAM_URL)) {

blog/set_session_vars.php

@@ -3,6 +3,10 @@
 
     require_once('../config.php');
 
+    if (empty($CFG->bloglevel)) {
+        error('Blogging is disabled!');
+    }
+
     $referrer = required_param('referrer', PARAM_URL);
 
     if (isset($SESSION->blog_editing_enabled)) {

blog/tags.php

@@ -6,6 +6,10 @@ require_login();
 //form process
 $mode = optional_param('mode','',PARAM_ALPHA);
 
+if (empty($CFG->bloglevel)) {
+    error('Blogging is disabled!');
+}
+
 $context = get_context_instance(CONTEXT_SYSTEM, SITEID);