From 219d8ec4a43faf0ec1abaaeaa9c25e38e6664485 Mon Sep 17 00:00:00 2001
From: Sara Arjona <sara@moodle.com>
Date: Thu, 16 Dec 2021 17:16:00 +0100
Subject: [PATCH] MDL-73342 feedback: Disable the block by default

Co-authored by: Amaia Anabitarte <amaia@moodle.com>
---
 blocks/feedback/db/install.php                |  7 ++-
 blocks/feedback/db/upgrade.php                | 62 +++++++++++++++++++
 blocks/feedback/version.php                   |  2 +-
 .../tests/behat/coursemapping.feature         |  1 +
 4 files changed, 70 insertions(+), 2 deletions(-)
 create mode 100644 blocks/feedback/db/upgrade.php

diff --git a/blocks/feedback/db/install.php b/blocks/feedback/db/install.php
index 737c9e39ec1..1c42fc7df3d 100644
--- a/blocks/feedback/db/install.php
+++ b/blocks/feedback/db/install.php
@@ -22,8 +22,13 @@
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
 
+/**
+ * Perform the post-install procedures.
+ */
 function xmldb_block_feedback_install() {
     global $DB;
 
-}
+    // Disable feedback on new installs by default.
+    $DB->set_field('block', 'visible', 0, ['name' => 'feedback']);
 
+}
diff --git a/blocks/feedback/db/upgrade.php b/blocks/feedback/db/upgrade.php
new file mode 100644
index 00000000000..b70a3b843f9
--- /dev/null
+++ b/blocks/feedback/db/upgrade.php
@@ -0,0 +1,62 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * This file keeps track of upgrades to the feedback block
+ *
+ * Sometimes, changes between versions involve alterations to database structures
+ * and other major things that may break installations.
+ *
+ * The upgrade function in this file will attempt to perform all the necessary
+ * actions to upgrade your older installation to the current version.
+ *
+ * If there's something it cannot do itself, it will tell you what you need to do.
+ *
+ * The commands in here will all be database-neutral, using the methods of
+ * database_manager class
+ *
+ * Please do not forget to use upgrade_set_timeout()
+ * before any action that may take longer time to finish.
+ *
+ * @package    block_feedback
+ * @copyright  2021 Sara Arjona (sara@moodle.com)
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die();
+
+/**
+ * Handles upgrading instances of this block.
+ *
+ * @param int $oldversion
+ * @param object $block
+ */
+function xmldb_block_feedback_upgrade($oldversion, $block) {
+    global $CFG, $DB;
+
+    if ($oldversion < 2021121600) {
+        // From Moodle 4.0, this block has been disabled by default in new installations.
+        // If the site has no instances of this block, it will disabled during the upgrading process too.
+        $totalcount = $DB->count_records('block_instances', ['blockname' => 'feedback']);
+        if ($totalcount == 0) {
+            $DB->set_field('block', 'visible', 0, ['name' => 'feedback']);
+        }
+
+        upgrade_block_savepoint(true, 2021121600, 'feedback', false);
+    }
+
+    return true;
+}
diff --git a/blocks/feedback/version.php b/blocks/feedback/version.php
index 5f91e46edab..8276a6288b2 100644
--- a/blocks/feedback/version.php
+++ b/blocks/feedback/version.php
@@ -24,7 +24,7 @@
 
 defined('MOODLE_INTERNAL') || die();
 
-$plugin->version   = 2021052500;        // The current plugin version (Date: YYYYMMDDXX).
+$plugin->version   = 2021121600;        // The current plugin version (Date: YYYYMMDDXX).
 $plugin->requires  = 2021052500;        // Requires this Moodle version.
 $plugin->component = 'block_feedback';  // Full name of the plugin (used for diagnostics)
 
diff --git a/mod/feedback/tests/behat/coursemapping.feature b/mod/feedback/tests/behat/coursemapping.feature
index 44d69d7b3e9..ae68aa53c7c 100644
--- a/mod/feedback/tests/behat/coursemapping.feature
+++ b/mod/feedback/tests/behat/coursemapping.feature
@@ -34,6 +34,7 @@ Feature: Mapping courses in a feedback
       | activity   | name             | course               | idnumber  | anonymous | publish_stats | section |
       | feedback   | Course feedback  | Acceptance test site | feedback0 | 1         | 1             | 1       |
       | feedback   | Another feedback | C1                   | feedback1 | 1         | 1             | 0       |
+    And I enable "feedback" "block" plugin
     When I log in as "manager"
     And I am on site homepage
     And I follow "Course feedback"