From a2bf666a0ca3ed18117ef8a29bf924b621cb8984 Mon Sep 17 00:00:00 2001
From: Shamim Rezaie <shamim@moodle.com>
Date: Wed, 31 Mar 2021 00:41:55 +1100
Subject: [PATCH] MDL-71144 mod_lesson: Deprecate lesson_get_completion_state()

---
 mod/lesson/deprecatedlib.php | 73 ++++++++++++++++++++++++++++++++++++
 mod/lesson/lib.php           | 47 +----------------------
 2 files changed, 74 insertions(+), 46 deletions(-)
 create mode 100644 mod/lesson/deprecatedlib.php

diff --git a/mod/lesson/deprecatedlib.php b/mod/lesson/deprecatedlib.php
new file mode 100644
index 00000000000..e7255972c7c
--- /dev/null
+++ b/mod/lesson/deprecatedlib.php
@@ -0,0 +1,73 @@
+<?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/>.
+
+/**
+ * List of deprecated mod_lesson functions.
+ *
+ * @package   mod_lesson
+ * @copyright 2021 Shamim Rezaie <shamim@moodle.com>
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+/**
+ * Obtains the automatic completion state for this lesson based on any conditions
+ * in lesson settings.
+ *
+ * @deprecated since Moodle 3.11
+ * @todo MDL-71196 Final deprecation in Moodle 4.3
+ * @see \mod_lesson\completion\custom_completion
+ * @param stdClass $course Course
+ * @param cm_info|stdClass $cm course-module
+ * @param int $userid User ID
+ * @param bool $type Type of comparison (or/and; can be used as return value if no conditions)
+ * @return bool True if completed, false if not, $type if conditions not set.
+ */
+function lesson_get_completion_state($course, $cm, $userid, $type) {
+    global $DB;
+
+    // No need to call debugging here. Deprecation debugging notice already being called in \completion_info::internal_get_state().
+
+    // Get lesson details.
+    $lesson = $DB->get_record('lesson', array('id' => $cm->instance), '*', MUST_EXIST);
+
+    $result = $type; // Default return value.
+    // If completion option is enabled, evaluate it and return true/false.
+    if ($lesson->completionendreached) {
+        $value = $DB->record_exists('lesson_timer', array('lessonid' => $lesson->id, 'userid' => $userid, 'completed' => 1));
+        if ($type == COMPLETION_AND) {
+            $result = $result && $value;
+        } else {
+            $result = $result || $value;
+        }
+    }
+    if ($lesson->completiontimespent != 0) {
+        $duration = $DB->get_field_sql(
+            "SELECT SUM(lessontime - starttime)
+               FROM {lesson_timer}
+              WHERE lessonid = :lessonid
+                    AND userid = :userid",
+            array('userid' => $userid, 'lessonid' => $lesson->id));
+        if (!$duration) {
+            $duration = 0;
+        }
+        if ($type == COMPLETION_AND) {
+            $result = $result && ($lesson->completiontimespent < $duration);
+        } else {
+            $result = $result || ($lesson->completiontimespent < $duration);
+        }
+    }
+    return $result;
+}
diff --git a/mod/lesson/lib.php b/mod/lesson/lib.php
index 45444fcc958..071b4eadc4d 100644
--- a/mod/lesson/lib.php
+++ b/mod/lesson/lib.php
@@ -29,6 +29,7 @@ defined('MOODLE_INTERNAL') || die();
 define('LESSON_EVENT_TYPE_OPEN', 'open');
 define('LESSON_EVENT_TYPE_CLOSE', 'close');
 
+require_once(__DIR__ . '/deprecatedlib.php');
 /* Do not include any libraries here! */
 
 /**
@@ -997,52 +998,6 @@ function lesson_supports($feature) {
     }
 }
 
-/**
- * Obtains the automatic completion state for this lesson based on any conditions
- * in lesson settings.
- *
- * @param object $course Course
- * @param object $cm course-module
- * @param int $userid User ID
- * @param bool $type Type of comparison (or/and; can be used as return value if no conditions)
- * @return bool True if completed, false if not, $type if conditions not set.
- */
-function lesson_get_completion_state($course, $cm, $userid, $type) {
-    global $CFG, $DB;
-
-    // Get lesson details.
-    $lesson = $DB->get_record('lesson', array('id' => $cm->instance), '*',
-            MUST_EXIST);
-
-    $result = $type; // Default return value.
-    // If completion option is enabled, evaluate it and return true/false.
-    if ($lesson->completionendreached) {
-        $value = $DB->record_exists('lesson_timer', array(
-                'lessonid' => $lesson->id, 'userid' => $userid, 'completed' => 1));
-        if ($type == COMPLETION_AND) {
-            $result = $result && $value;
-        } else {
-            $result = $result || $value;
-        }
-    }
-    if ($lesson->completiontimespent != 0) {
-        $duration = $DB->get_field_sql(
-                        "SELECT SUM(lessontime - starttime)
-                               FROM {lesson_timer}
-                              WHERE lessonid = :lessonid
-                                AND userid = :userid",
-                        array('userid' => $userid, 'lessonid' => $lesson->id));
-        if (!$duration) {
-            $duration = 0;
-        }
-        if ($type == COMPLETION_AND) {
-            $result = $result && ($lesson->completiontimespent < $duration);
-        } else {
-            $result = $result || ($lesson->completiontimespent < $duration);
-        }
-    }
-    return $result;
-}
 /**
  * This function extends the settings navigation block for the site.
  *