first commit

blocks/recent_activity/block_recent_activity.php

@@ -0,0 +1,299 @@
+<?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/>.
+
+/**
+ * class block_recent_activity
+ *
+ * @package    block_recent_activity
+ * @copyright 1999 onwards Martin Dougiamas  {@link http://moodle.com}
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+require_once($CFG->dirroot.'/course/lib.php');
+
+/**
+ * class block_recent_activity
+ *
+ * @package    block_recent_activity
+ * @copyright 1999 onwards Martin Dougiamas  {@link http://moodle.com}
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class block_recent_activity extends block_base {
+
+    /**
+     * Use {@link block_recent_activity::get_timestart()} to access
+     *
+     * @var int stores the time since when we want to show recent activity
+     */
+    protected $timestart = null;
+
+    /**
+     * Initialises the block
+     */
+    function init() {
+        $this->title = get_string('pluginname', 'block_recent_activity');
+    }
+
+    /**
+     * Returns the content object
+     *
+     * @return stdObject
+     */
+    function get_content() {
+        if ($this->content !== NULL) {
+            return $this->content;
+        }
+
+        if (empty($this->instance)) {
+            $this->content = '';
+            return $this->content;
+        }
+
+        $this->content = new stdClass;
+        $this->content->text = '';
+        $this->content->footer = '';
+
+        $renderer = $this->page->get_renderer('block_recent_activity');
+        $this->content->text = $renderer->recent_activity($this->page->course,
+                $this->get_timestart(),
+                $this->get_recent_enrolments(),
+                $this->get_structural_changes(),
+                $this->get_modules_recent_activity());
+
+        return $this->content;
+    }
+
+    /**
+     * Returns the time since when we want to show recent activity
+     *
+     * For guest users it is 2 days, for registered users it is the time of last access to the course
+     *
+     * @return int
+     */
+    protected function get_timestart() {
+        global $USER;
+        if ($this->timestart === null) {
+            $this->timestart = round(time() - COURSE_MAX_RECENT_PERIOD, -2); // better db caching for guests - 100 seconds
+
+            if (!isguestuser()) {
+                if (!empty($USER->lastcourseaccess[$this->page->course->id])) {
+                    if ($USER->lastcourseaccess[$this->page->course->id] > $this->timestart) {
+                        $this->timestart = $USER->lastcourseaccess[$this->page->course->id];
+                    }
+                }
+            }
+        }
+        return $this->timestart;
+    }
+
+    /**
+     * Returns all recent enrolments.
+     *
+     * This function previously used get_recent_enrolments located in lib/deprecatedlib.php which would
+     * return an empty array which was identified in MDL-36993. The use of this function outside the
+     * deprecated lib was removed in MDL-40649.
+     *
+     * @todo MDL-36993 this function always return empty array
+     * @return array array of entries from {user} table
+     */
+    protected function get_recent_enrolments() {
+        return array();
+    }
+
+    /**
+     * Returns list of recent changes in course structure
+     *
+     * It includes adding, editing or deleting of the resources or activities
+     * Excludes changes on modules without a view link (i.e. labels), and also
+     * if activity was both added and deleted
+     *
+     * @return array array of changes. Each element is an array containing attributes:
+     *    'action' - one of: 'add mod', 'update mod', 'delete mod'
+     *    'module' - instance of cm_info (for 'delete mod' it is an object with attributes modname and modfullname)
+     */
+    protected function get_structural_changes() {
+        global $DB;
+        $course = $this->page->course;
+        $context = context_course::instance($course->id);
+        $canviewdeleted = has_capability('block/recent_activity:viewdeletemodule', $context);
+        $canviewupdated = has_capability('block/recent_activity:viewaddupdatemodule', $context);
+        if (!$canviewdeleted && !$canviewupdated) {
+            return;
+        }
+
+        $timestart = $this->get_timestart();
+        $changelist = array();
+        // The following query will retrieve the latest action for each course module in the specified course.
+        // Also the query filters out the modules that were created and then deleted during the given interval.
+        $sql = "SELECT
+                    cmid, MIN(action) AS minaction, MAX(action) AS maxaction, MAX(modname) AS modname
+                FROM {block_recent_activity}
+                WHERE timecreated > ? AND courseid = ?
+                GROUP BY cmid
+                ORDER BY MAX(timecreated) DESC";
+        $params = array($timestart, $course->id);
+        $logs = $DB->get_records_sql($sql, $params);
+        if (isset($logs[0])) {
+            // If special record for this course and cmid=0 is present, migrate logs.
+            self::migrate_logs($course);
+            $logs = $DB->get_records_sql($sql, $params);
+        }
+        if ($logs) {
+            $modinfo = get_fast_modinfo($course);
+            foreach ($logs as $log) {
+                // We used aggregate functions since constants CM_CREATED, CM_UPDATED and CM_DELETED have ascending order (0,1,2).
+                $wasdeleted = ($log->maxaction == block_recent_activity_observer::CM_DELETED);
+                $wascreated = ($log->minaction == block_recent_activity_observer::CM_CREATED);
+
+                if ($wasdeleted && $wascreated) {
+                    // Activity was created and deleted within this interval. Do not show it.
+                    continue;
+                } else if ($wasdeleted && $canviewdeleted) {
+                    if (plugin_supports('mod', $log->modname, FEATURE_NO_VIEW_LINK, false)) {
+                        // Better to call cm_info::has_view() because it can be dynamic.
+                        // But there is no instance of cm_info now.
+                        continue;
+                    }
+                    // Unfortunately we do not know if the mod was visible.
+                    $modnames = get_module_types_names();
+                    $changelist[$log->cmid] = array('action' => 'delete mod',
+                        'module' => (object)array(
+                            'modname' => $log->modname,
+                            'modfullname' => isset($modnames[$log->modname]) ? $modnames[$log->modname] : $log->modname
+                         ));
+
+                } else if (!$wasdeleted && isset($modinfo->cms[$log->cmid]) && $canviewupdated) {
+                    // Module was either added or updated during this interval and it currently exists.
+                    // If module was both added and updated show only "add" action.
+                    $cm = $modinfo->cms[$log->cmid];
+                    if ($cm->has_view() && $cm->uservisible) {
+                        $changelist[$log->cmid] = array(
+                            'action' => $wascreated ? 'add mod' : 'update mod',
+                            'module' => $cm
+                        );
+                    }
+                }
+            }
+        }
+        return $changelist;
+    }
+
+    /**
+     * Returns list of recent activity within modules
+     *
+     * For each used module type executes callback MODULE_print_recent_activity()
+     *
+     * @return array array of pairs moduletype => content
+     */
+    protected function get_modules_recent_activity() {
+        $context = context_course::instance($this->page->course->id);
+        $viewfullnames = has_capability('moodle/site:viewfullnames', $context);
+        $hascontent = false;
+
+        $modinfo = get_fast_modinfo($this->page->course);
+        $usedmodules = $modinfo->get_used_module_names();
+        $recentactivity = array();
+        foreach ($usedmodules as $modname => $modfullname) {
+            // Each module gets it's own logs and prints them
+            ob_start();
+            $hascontent = component_callback('mod_'. $modname, 'print_recent_activity',
+                    array($this->page->course, $viewfullnames, $this->get_timestart()), false);
+            if ($hascontent) {
+                $recentactivity[$modname] = ob_get_contents();
+            }
+            ob_end_clean();
+        }
+        return $recentactivity;
+    }
+
+    /**
+     * Which page types this block may appear on.
+     *
+     * @return array page-type prefix => true/false.
+     */
+    function applicable_formats() {
+        return array('all' => true, 'my' => false, 'tag' => false);
+    }
+
+    /**
+     * Migrates entries from table {log} into {block_recent_activity}
+     *
+     * We only migrate logs for the courses that actually have recent activity
+     * block and that are being viewed within COURSE_MAX_RECENT_PERIOD time
+     * after the upgrade.
+     *
+     * The presence of entry in {block_recent_activity} with the cmid=0 indicates
+     * that the course needs log migration. Those entries were installed in
+     * db/upgrade.php when the table block_recent_activity was created.
+     *
+     * @param stdClass $course
+     */
+    protected static function migrate_logs($course) {
+        global $DB;
+        if (!$logstarted = $DB->get_record('block_recent_activity',
+                array('courseid' => $course->id, 'cmid' => 0),
+                'id, timecreated')) {
+            return;
+        }
+        $DB->delete_records('block_recent_activity', array('id' => $logstarted->id));
+        try {
+            $logs = $DB->get_records_select('log',
+                    "time > ? AND time < ? AND course = ? AND
+                        module = 'course' AND
+                        (action = 'add mod' OR action = 'update mod' OR action = 'delete mod')",
+                    array(time()-COURSE_MAX_RECENT_PERIOD, $logstarted->timecreated, $course->id),
+                    'id ASC', 'id, time, userid, cmid, action, info');
+        } catch (Exception $e) {
+            // Probably table {log} was already removed.
+            return;
+        }
+        if (!$logs) {
+            return;
+        }
+        $modinfo = get_fast_modinfo($course);
+        $entries = array();
+        foreach ($logs as $log) {
+            $info = explode(' ', $log->info);
+            if (count($info) != 2) {
+                continue;
+            }
+            $modname = $info[0];
+            $instanceid = $info[1];
+            $entry = array('courseid' => $course->id, 'userid' => $log->userid,
+                'timecreated' => $log->time, 'modname' => $modname);
+            if ($log->action == 'delete mod') {
+                if (!$log->cmid) {
+                    continue;
+                }
+                $entry['action'] = 2;
+                $entry['cmid'] = $log->cmid;
+            } else {
+                if (!isset($modinfo->instances[$modname][$instanceid])) {
+                    continue;
+                }
+                if ($log->action == 'add mod') {
+                    $entry['action'] = 0;
+                } else {
+                    $entry['action'] = 1;
+                }
+                $entry['cmid'] = $modinfo->instances[$modname][$instanceid]->id;
+            }
+            $entries[] = $entry;
+        }
+        $DB->insert_records('block_recent_activity', $entries);
+    }
+}
+

blocks/recent_activity/classes/observer.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/>.
+
+/**
+ * Event observer.
+ *
+ * @package    block_recent_activity
+ * @copyright  2014 Marina Glancy
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die();
+
+/**
+ * Event observer.
+ * Stores all actions about modules create/update/delete in plugin own's table.
+ * This allows the block to avoid expensive queries to the log table.
+ *
+ * @package    block_recent_activity
+ * @copyright  2014 Marina Glancy
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class block_recent_activity_observer {
+
+    /** @var int indicates that course module was created */
+    const CM_CREATED = 0;
+    /** @var int indicates that course module was udpated */
+    const CM_UPDATED = 1;
+    /** @var int indicates that course module was deleted */
+    const CM_DELETED = 2;
+
+    /**
+     * Store all actions about modules create/update/delete in own table.
+     *
+     * @param \core\event\base $event
+     */
+    public static function store(\core\event\base $event) {
+        global $DB;
+        $eventdata = new \stdClass();
+        switch ($event->eventname) {
+            case '\core\event\course_module_created':
+                $eventdata->action = self::CM_CREATED;
+                break;
+            case '\core\event\course_module_updated':
+                $eventdata->action = self::CM_UPDATED;
+                break;
+            case '\core\event\course_module_deleted':
+                $eventdata->action = self::CM_DELETED;
+                $eventdata->modname = $event->other['modulename'];
+                break;
+            default:
+                return;
+        }
+        $eventdata->timecreated = $event->timecreated;
+        $eventdata->courseid = $event->courseid;
+        $eventdata->cmid = $event->objectid;
+        $eventdata->userid = $event->userid;
+        $DB->insert_record('block_recent_activity', $eventdata);
+    }
+}

blocks/recent_activity/classes/privacy/provider.php

@@ -0,0 +1,117 @@
+<?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/>.
+
+/**
+ * Privacy subsystem implementation for block_recent_activity.
+ *
+ * @package    block_recent_activity
+ * @category   privacy
+ * @copyright  2018 Shamim Rezaie <shamim@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+namespace block_recent_activity\privacy;
+
+use core_privacy\local\metadata\collection;
+use core_privacy\local\request\approved_contextlist;
+use core_privacy\local\request\contextlist;
+use core_privacy\local\request\userlist;
+use core_privacy\local\request\approved_userlist;
+
+defined('MOODLE_INTERNAL') || die();
+
+/**
+ * The block_recent_activity does not keep any data for more than COURSE_MAX_RECENT_PERIOD.
+ *
+ * @copyright  2018 Shamim Rezaie <shamim@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class provider implements
+        \core_privacy\local\metadata\provider,
+        \core_privacy\local\request\core_userlist_provider,
+        \core_privacy\local\request\plugin\provider {
+
+    /**
+     * Returns metadata.
+     *
+     * @param collection $collection The initialised collection to add items to.
+     * @return collection A listing of user data stored through this system.
+     */
+    public static function get_metadata(collection $collection): collection {
+
+        // This plugin defines a db table but it is not considered personal data and, therefore, not exported or deleted.
+        $collection->add_database_table('block_recent_activity', [
+            'courseid' => 'privacy:metadata:block_recent_activity:courseid',
+            'cmid' => 'privacy:metadata:block_recent_activity:cmid',
+            'timecreated' => 'privacy:metadata:block_recent_activity:timecreated',
+            'userid' => 'privacy:metadata:block_recent_activity:userid',
+            'action' => 'privacy:metadata:block_recent_activity:action',
+            'modname' => 'privacy:metadata:block_recent_activity:modname'
+        ], 'privacy:metadata:block_recent_activity');
+
+        return $collection;
+    }
+
+    /**
+     * Get the list of contexts that contain user information for the specified user.
+     *
+     * @param   int $userid The user to search.
+     * @return  contextlist $contextlist The contextlist containing the list of contexts used in this plugin.
+     */
+    public static function get_contexts_for_userid(int $userid): contextlist {
+        return new contextlist();
+    }
+
+    /**
+     * Get the list of users who have data within a context.
+     *
+     * @param userlist $userlist The userlist containing the list of users who have data in this context/plugin combination.
+     */
+    public static function get_users_in_context(userlist $userlist) {
+    }
+
+    /**
+     * Export all user data for the specified user, in the specified contexts.
+     *
+     * @param approved_contextlist $contextlist The approved contexts to export information for.
+     */
+    public static function export_user_data(approved_contextlist $contextlist) {
+    }
+
+    /**
+     * Delete all data for all users in the specified context.
+     *
+     * @param \context $context The specific context to delete data for.
+     */
+    public static function delete_data_for_all_users_in_context(\context $context) {
+    }
+
+    /**
+     * Delete multiple users within a single context.
+     *
+     * @param approved_userlist $userlist The approved context and user information to delete information for.
+     */
+    public static function delete_data_for_users(approved_userlist $userlist) {
+    }
+
+    /**
+     * Delete all user data for the specified user, in the specified contexts.
+     *
+     * @param approved_contextlist $contextlist The approved contexts and user information to delete information for.
+     */
+    public static function delete_data_for_user(approved_contextlist $contextlist) {
+    }
+}

blocks/recent_activity/classes/task/cleanup.php

@@ -0,0 +1,61 @@
+<?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/>.
+
+/**
+ * Task for updating RSS feeds for rss client block
+ *
+ * @package   block_recent_activity
+ * @author    Farhan Karmali <farhan6318@gmail.com>
+ * @copyright Farhan Karmali 2018
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+namespace block_recent_activity\task;
+
+defined('MOODLE_INTERNAL') || die();
+
+/**
+ * Task for updating RSS feeds for rss client block
+ *
+ * @package   block_recent_activity
+ * @author    Farhan Karmali <farhan6318@gmail.com>
+ * @copyright Farhan Karmali 2018
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class cleanup extends \core\task\scheduled_task {
+
+    /**
+     * Name for this task.
+     *
+     * @return string
+     */
+    public function get_name() {
+        return get_string('cleanuptask', 'block_recent_activity');
+    }
+
+    /**
+     * Remove old entries from table block_recent_activity
+     */
+    public function execute() {
+        global $CFG, $DB;
+        require_once("{$CFG->dirroot}/course/lib.php");
+
+        // Those entries will never be displayed as RECENT anyway.
+        $DB->delete_records_select('block_recent_activity', 'timecreated < ?', [
+                time() - COURSE_MAX_RECENT_PERIOD,
+            ]);
+    }
+}

blocks/recent_activity/db/access.php

@@ -0,0 +1,57 @@
+<?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/>.
+
+/**
+ * Recent activity block caps.
+ *
+ * @package    block_recent_activity
+ * @copyright  Mark Nelson <markn@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die();
+
+$capabilities = array(
+
+    'block/recent_activity:addinstance' => array(
+        'riskbitmask' => RISK_SPAM | RISK_XSS,
+
+        'captype' => 'write',
+        'contextlevel' => CONTEXT_BLOCK,
+        'archetypes' => array(
+            'editingteacher' => CAP_ALLOW,
+            'manager' => CAP_ALLOW
+        ),
+
+        'clonepermissionsfrom' => 'moodle/site:manageblocks'
+    ),
+
+    'block/recent_activity:viewaddupdatemodule' => array(
+        'captype' => 'read',
+        'contextlevel' => CONTEXT_COURSE,
+        'archetypes' => array(
+            'user' => CAP_ALLOW
+        )
+    ),
+
+    'block/recent_activity:viewdeletemodule' => array(
+        'captype' => 'read',
+        'contextlevel' => CONTEXT_COURSE,
+        'archetypes' => array(
+            'user' => CAP_ALLOW
+        )
+    )
+);

blocks/recent_activity/db/events.php

@@ -0,0 +1,47 @@
+<?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/>.
+
+/**
+ * Event observer.
+ *
+ * @package   block_recent_activity
+ * @category  event
+ * @copyright 2014 Marina Glancy
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die();
+
+$observers = array (
+    array (
+        'eventname' => '\core\event\course_module_created',
+        'callback'  => 'block_recent_activity_observer::store',
+        'internal'  => false, // This means that we get events only after transaction commit.
+        'priority'  => 1000,
+    ),
+    array (
+        'eventname' => '\core\event\course_module_updated',
+        'callback'  => 'block_recent_activity_observer::store',
+        'internal'  => false, // This means that we get events only after transaction commit.
+        'priority'  => 1000,
+    ),
+    array (
+        'eventname' => '\core\event\course_module_deleted',
+        'callback'  => 'block_recent_activity_observer::store',
+        'internal'  => false, // This means that we get events only after transaction commit.
+        'priority'  => 1000,
+    ),
+);

blocks/recent_activity/db/install.xml

@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<XMLDB PATH="blocks/recent_activity/db" VERSION="20140120" COMMENT="XMLDB file for Moodle blocks/recent_activity"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:noNamespaceSchemaLocation="../../../lib/xmldb/xmldb.xsd"
+>
+  <TABLES>
+    <TABLE NAME="block_recent_activity" COMMENT="Recent activity block">
+      <FIELDS>
+        <FIELD NAME="id" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="true"/>
+        <FIELD NAME="courseid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false" COMMENT="Course id"/>
+        <FIELD NAME="cmid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false" COMMENT="Course module id"/>
+        <FIELD NAME="timecreated" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false"/>
+        <FIELD NAME="userid" TYPE="int" LENGTH="10" NOTNULL="true" SEQUENCE="false" COMMENT="User performing the action"/>
+        <FIELD NAME="action" TYPE="int" LENGTH="1" NOTNULL="true" SEQUENCE="false" COMMENT="0 created, 1 updated, 2 deleted"/>
+        <FIELD NAME="modname" TYPE="char" LENGTH="20" NOTNULL="false" SEQUENCE="false" COMMENT="module type name (for delete action)"/>
+      </FIELDS>
+      <KEYS>
+        <KEY NAME="primary" TYPE="primary" FIELDS="id"/>
+      </KEYS>
+      <INDEXES>
+        <INDEX NAME="coursetime" UNIQUE="false" FIELDS="courseid, timecreated"/>
+      </INDEXES>
+    </TABLE>
+  </TABLES>
+</XMLDB>

blocks/recent_activity/db/tasks.php

@@ -0,0 +1,39 @@
+<?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/>.
+
+/**
+ * Task definition for block_recent_activity.
+ * @author    Farhan Karmali <farhan6318@gmail.com>
+ * @copyright Farhan Karmali 2018
+ * @package   block_recent_activity
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die();
+
+$tasks = array(
+    array(
+        'classname' => '\block_recent_activity\task\cleanup',
+        'blocking' => 0,
+        'minute' => 'R',
+        'hour' => 'R',
+        'day' => '*',
+        'month' => '*',
+        'dayofweek' => '*',
+        'disabled' => 0
+    )
+);
+

blocks/recent_activity/db/upgrade.php

@@ -0,0 +1,59 @@
+<?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 recent activity 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_recent_activity
+ * @copyright 2014 Marina Glancy
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+/**
+ * Upgrade code for the recent activity block.
+ *
+ * @param int $oldversion
+ * @param object $block
+ */
+function xmldb_block_recent_activity_upgrade($oldversion, $block) {
+    // Automatically generated Moodle v4.1.0 release upgrade line.
+    // Put any upgrade step following this.
+
+    // Automatically generated Moodle v4.2.0 release upgrade line.
+    // Put any upgrade step following this.
+
+    // Automatically generated Moodle v4.3.0 release upgrade line.
+    // Put any upgrade step following this.
+
+    // Automatically generated Moodle v4.4.0 release upgrade line.
+    // Put any upgrade step following this.
+
+    return true;
+}

blocks/recent_activity/lang/en/block_recent_activity.php

@@ -0,0 +1,38 @@
+<?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/>.
+
+/**
+ * Strings for component 'block_recent_activity', language 'en', branch 'MOODLE_20_STABLE'
+ *
+ * @package   block_recent_activity
+ * @copyright 1999 onwards Martin Dougiamas  {@link http://moodle.com}
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+$string['cleanuptask'] = 'Cleanup task for recent activity block';
+$string['pluginname'] = 'Recent activity';
+$string['privacy:metadata'] = 'The recent activity block contains a cache of data stored elsewhere in Moodle.';
+$string['privacy:metadata:block_recent_activity'] = 'Temporary log of recent teacher activity. Removed after two days';
+$string['privacy:metadata:block_recent_activity:action'] = 'Action: created, updated or deleted';
+$string['privacy:metadata:block_recent_activity:cmid'] = 'Course activity ID';
+$string['privacy:metadata:block_recent_activity:courseid'] = 'Course ID';
+$string['privacy:metadata:block_recent_activity:modname'] = 'Module type name (for delete action)';
+$string['privacy:metadata:block_recent_activity:timecreated'] = 'Time when action was performed';
+$string['privacy:metadata:block_recent_activity:userid'] = 'User performing the action';
+$string['recent_activity:addinstance'] = 'Add a new recent activity block';
+$string['recent_activity:viewaddupdatemodule'] = 'View added and updated modules in recent activity block';
+$string['recent_activity:viewdeletemodule'] = 'View deleted modules in recent activity block';

blocks/recent_activity/renderer.php

@@ -0,0 +1,128 @@
+<?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/>.
+
+/**
+ * Renderer for block recent_activity
+ *
+ * @package    block_recent_activity
+ * @copyright  2012 Marina Glancy
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die;
+
+/**
+ * recent_activity block rendrer
+ *
+ * @package    block_recent_activity
+ * @copyright  2012 Marina Glancy
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class block_recent_activity_renderer extends plugin_renderer_base {
+
+    /**
+     * Renders HTML to display recent_activity block
+     *
+     * @param stdClass $course
+     * @param int $timestart
+     * @param array $recentenrolments array of changes in enrolments
+     * @param array $structuralchanges array of changes in course structure
+     * @param array $modulesrecentactivity array of changes in modules (provided by modules)
+     * @return string
+     */
+    public function recent_activity($course, $timestart, $recentenrolments, $structuralchanges,
+            $modulesrecentactivity) {
+
+        $output = html_writer::tag('div',
+                get_string('activitysince', '', userdate($timestart)),
+                array('class' => 'activityhead'));
+
+        $output .= html_writer::tag('div',
+                html_writer::link(new moodle_url('/course/recent.php', array('id' => $course->id)),
+                    get_string('recentactivityreport')),
+                array('class' => 'activityhead mb-3'));
+
+        $content = false;
+
+        // Firstly, have there been any new enrolments?
+        if ($recentenrolments) {
+            $content = true;
+            $context = context_course::instance($course->id);
+            $viewfullnames = has_capability('moodle/site:viewfullnames', $context);
+            $output .= html_writer::start_tag('div', array('class' => 'newusers'));
+            $output .= $this->heading(get_string("newusers").':', 3);
+            //Accessibility: new users now appear in an <OL> list.
+            $output .= html_writer::start_tag('ol', array('class' => 'list'));
+            foreach ($recentenrolments as $user) {
+                $output .= html_writer::tag('li',
+                        html_writer::link(new moodle_url('/user/view.php', array('id' => $user->id, 'course' => $course->id)),
+                                fullname($user, $viewfullnames)),
+                        array('class' => 'name'));
+            }
+            $output .= html_writer::end_tag('ol');
+            $output .= html_writer::end_tag('div');
+        }
+
+        // Next, have there been any modifications to the course structure?
+        if (!empty($structuralchanges)) {
+            $content = true;
+            $output .= $this->heading(get_string("courseupdates") . ':', 6);
+            foreach ($structuralchanges as $changeinfo => $change) {
+                $output .= $this->structural_change($change);
+            }
+        }
+
+        // Now display new things from each module
+        foreach ($modulesrecentactivity as $modname => $moduleactivity) {
+            $content = true;
+            $output .= $moduleactivity;
+        }
+
+        if (! $content) {
+            $output .= html_writer::tag('p', get_string('nothingnew'), array('class' => 'message'));
+        }
+        return $output;
+    }
+
+    /**
+     * Renders HTML for one change in course structure
+     *
+     * @see block_recent_activity::get_structural_changes()
+     * @param array $change array containing attributes
+     *    'action' - one of: 'add mod', 'update mod', 'delete mod'
+     *    'module' - instance of cm_info (for 'delete mod' it is an object with attributes modname and modfullname)
+     * @return string
+     */
+    protected function structural_change($change) {
+        $cm = $change['module'];
+        switch ($change['action']) {
+            case 'delete mod':
+                $text = get_string('deletedactivity', 'moodle', $cm->modfullname);
+                break;
+            case 'add mod':
+                $text = get_string('added', 'moodle', $cm->modfullname). '<br />'.
+                    html_writer::link($cm->url, format_string($cm->name, true));
+                break;
+            case 'update mod':
+                $text = get_string('updated', 'moodle', $cm->modfullname). '<br />'.
+                    html_writer::link($cm->url, format_string($cm->name, true));
+                break;
+            default:
+                return '';
+        }
+        return html_writer::tag('p', $text, array('class' => 'activity'));
+    }
+}

blocks/recent_activity/styles.css

@@ -0,0 +1,7 @@
+.block_recent_activity .unlist li {
+    margin-bottom: 1em;
+}
+
+.block_recent_activity li .head .date {
+    float: right;
+}

blocks/recent_activity/tests/behat/structural_changes.feature

@@ -0,0 +1,203 @@
+@block @block_recent_activity
+Feature: View structural changes in recent activity block
+  In order to know when activities were changed
+  As a user
+  In need to see the structural changes in recent activity block
+
+  Background:
+    Given the following "courses" exist:
+      | fullname | shortname | category |
+      | Course 1 | C1 | 0 |
+    And the following "users" exist:
+      | username    | firstname | lastname | email            |
+      | teacher1    | Terry1    | Teacher1 | teacher1@example.com |
+      | assistant1  | Terry2    | Teacher2 | teacher2@example.com |
+      | student1    | Sam1      | Student1 | student1@example.com |
+      | student2    | Sam2      | Student2 | student2@example.com |
+      | student3    | Sam3      | Student3 | student3@example.com |
+    And the following "course enrolments" exist:
+      | user        | course | role           |
+      | teacher1    | C1     | editingteacher |
+      | assistant1  | C1     | teacher        |
+      | student1    | C1     | student        |
+      | student2    | C1     | student        |
+      | student3    | C1     | student        |
+    And the following "groups" exist:
+      | name | course | idnumber |
+      | Group 1 | C1 | G1 |
+      | Group 2 | C1 | G2 |
+    And the following "groupings" exist:
+      | name        | course | idnumber |
+      | Grouping 1  | C1     | GG1      |
+      | Grouping 2  | C1     | GG2      |
+      | Grouping 3  | C1     | GG3      |
+    And the following "group members" exist:
+      | user        | group |
+      | student1    | G1    |
+      | student2    | G2    |
+      | student3    | G1    |
+      | student3    | G2    |
+      | assistant1  | G1    |
+    And the following "grouping groups" exist:
+      | grouping | group |
+      | GG1      | G1    |
+      | GG2      | G2    |
+      | GG3      | G1    |
+      | GG3      | G2    |
+
+  Scenario: Check that Added module information is displayed respecting view capability
+    Given the following "activities" exist:
+      | activity | course | name                  | idnumber | groupmode | grouping | visible |
+      | forum    | C1     | ForumVisibleGroups    | forum1   | 2         |          | 1       |
+      | forum    | C1     | ForumSeparateGroups   | forum2   | 1         |          | 1       |
+      | forum    | C1     | ForumHidden           | forum3   | 1         |          | 0       |
+      | forum    | C1     | ForumNoGroups         | forum4   | 0         |          | 1       |
+      | forum    | C1     | ForumVisibleGroupsG1  | forum5   | 2         | GG1      | 1       |
+      | forum    | C1     | ForumSeparateGroupsG1 | forum6   | 1         | GG1      | 1       |
+      | forum    | C1     | ForumVisibleGroupsG2  | forum7   | 2         | GG2      | 1       |
+      | forum    | C1     | ForumSeparateGroupsG2 | forum8   | 1         | GG2      | 1       |
+
+    And I am on the "ForumVisibleGroupsG1" "forum activity editing" page logged in as teacher1
+    And I set the following fields to these values:
+      | Access restrictions | Grouping: Grouping 1 |
+    And I press "Save and return to course"
+
+    And I am on the "ForumSeparateGroupsG1" "forum activity editing" page
+    And I set the following fields to these values:
+      | Access restrictions | Grouping: Grouping 1 |
+    And I press "Save and return to course"
+
+    And I am on the "ForumVisibleGroupsG2" "forum activity editing" page
+    And I set the following fields to these values:
+      | Access restrictions | Grouping: Grouping 2 |
+    And I press "Save and return to course"
+
+    And I am on the "ForumSeparateGroupsG2" "forum activity editing" page
+
+    And I set the following fields to these values:
+      | Access restrictions | Grouping: Grouping 2 |
+    And I press "Save and return to course"
+
+    And I am on "Course 1" course homepage with editing mode on
+    When I add the "Recent activity" block
+
+    Then I should see "ForumVisibleGroups" in the "Recent activity" "block"
+    And I should see "ForumSeparateGroups" in the "Recent activity" "block"
+    And I should see "ForumNoGroups" in the "Recent activity" "block"
+    And I should see "ForumHidden" in the "Recent activity" "block"
+    And I should see "ForumVisibleGroupsG1" in the "Recent activity" "block"
+    And I should see "ForumSeparateGroupsG1" in the "Recent activity" "block"
+    And I should see "ForumVisibleGroupsG2" in the "Recent activity" "block"
+    And I should see "ForumSeparateGroupsG2" in the "Recent activity" "block"
+
+    And I am on the "Course 1" course page logged in as student1
+    And I should see "ForumVisibleGroups" in the "Recent activity" "block"
+    And I should see "ForumSeparateGroups" in the "Recent activity" "block"
+    And I should see "ForumNoGroups" in the "Recent activity" "block"
+    And I should not see "ForumHidden" in the "Recent activity" "block"
+    And I should see "ForumVisibleGroupsG1" in the "Recent activity" "block"
+    And I should see "ForumSeparateGroupsG1" in the "Recent activity" "block"
+    And I should not see "ForumVisibleGroupsG2" in the "Recent activity" "block"
+    And I should not see "ForumSeparateGroupsG2" in the "Recent activity" "block"
+
+    And I am on the "Course 1" course page logged in as student2
+    And I should see "ForumVisibleGroups" in the "Recent activity" "block"
+    And I should see "ForumSeparateGroups" in the "Recent activity" "block"
+    And I should see "ForumNoGroups" in the "Recent activity" "block"
+    And I should not see "ForumHidden" in the "Recent activity" "block"
+    And I should not see "ForumVisibleGroupsG1" in the "Recent activity" "block"
+    And I should not see "ForumSeparateGroupsG1" in the "Recent activity" "block"
+    And I should see "ForumVisibleGroupsG2" in the "Recent activity" "block"
+    And I should see "ForumSeparateGroupsG2" in the "Recent activity" "block"
+
+    And I am on the "Course 1" course page logged in as student3
+    And I should see "ForumVisibleGroups" in the "Recent activity" "block"
+    And I should see "ForumSeparateGroups" in the "Recent activity" "block"
+    And I should see "ForumNoGroups" in the "Recent activity" "block"
+    And I should not see "ForumHidden" in the "Recent activity" "block"
+    And I should see "ForumVisibleGroupsG1" in the "Recent activity" "block"
+    And I should see "ForumSeparateGroupsG1" in the "Recent activity" "block"
+    And I should see "ForumVisibleGroupsG2" in the "Recent activity" "block"
+    And I should see "ForumSeparateGroupsG2" in the "Recent activity" "block"
+
+    # Teachers have capability to see all groups and hidden activities
+    And I am on the "Course 1" course page logged in as assistant1
+    And I should see "ForumHidden" in the "Recent activity" "block"
+    And I should see "ForumVisibleGroupsG1" in the "Recent activity" "block"
+    And I should see "ForumSeparateGroupsG1" in the "Recent activity" "block"
+    And I should see "ForumVisibleGroupsG2" in the "Recent activity" "block"
+    And I should see "ForumSeparateGroupsG2" in the "Recent activity" "block"
+
+  Scenario: Updates and deletes in recent activity block
+    Given the following "activity" exists:
+      | activity    | forum          |
+      | course      | C1             |
+      | idnumber    | forum1         |
+      | name        | ForumNew       |
+    When I log in as "teacher1"
+    And I am on "Course 1" course homepage with editing mode on
+    And I add the "Recent activity" block
+    Then I should see "Added Forum" in the "Recent activity" "block"
+    And I should see "ForumNew" in the "Recent activity" "block"
+    And I log out
+
+    # Update forum as a teacher after a second to ensure we have a new timestamp for recent activity.
+    And I wait "1" seconds
+    And I am on the "Course 1" course page logged in as student1
+    And I should see "Added Forum" in the "Recent activity" "block"
+    And I should see "ForumNew" in the "Recent activity" "block"
+    And I log out
+    # Update forum as a teacher after a second to ensure we have a new timestamp for recent activity.
+    And I wait "1" seconds
+
+    # Update forum as a teacher
+    And I am on the "ForumNew" "forum activity editing" page logged in as teacher1
+    And I set the following fields to these values:
+      | name | ForumUpdated |
+    And I press "Save and return to course"
+    And I log out
+    And I wait "1" seconds
+    # Student 1 already saw that forum was created, now he can see that forum was updated
+
+    And I am on the "Course 1" course page logged in as student1
+    And I should not see "Added Forum" in the "Recent activity" "block"
+    And I should not see "ForumNew" in the "Recent activity" "block"
+    And I should see "Updated Forum" in the "Recent activity" "block"
+    And I should see "ForumUpdated" in the "Recent activity" "block"
+    And I log out
+    And I wait "1" seconds
+    # Student 2 has bigger interval and he can see one entry that forum was created but with the new name
+
+    And I am on the "Course 1" course page logged in as student2
+    And I should see "Added Forum" in the "Recent activity" "block"
+    And I should not see "ForumNew" in the "Recent activity" "block"
+    And I should not see "Updated Forum" in the "Recent activity" "block"
+    And I should see "ForumUpdated" in the "Recent activity" "block"
+    And I log out
+    And I wait "1" seconds
+    # Delete forum as a teacher
+
+    And I log in as "teacher1"
+    And I am on "Course 1" course homepage with editing mode on
+    And I delete "ForumUpdated" activity
+    And I run all adhoc tasks
+    And I log out
+    And I wait "1" seconds
+    # Students 1 and 2 see that forum was deleted
+
+    And I am on the "Course 1" course page logged in as student1
+    And I should not see "Added Forum" in the "Recent activity" "block"
+    And I should not see "ForumNew" in the "Recent activity" "block"
+    And I should not see "Updated Forum" in the "Recent activity" "block"
+    And I should not see "ForumUpdated" in the "Recent activity" "block"
+    And I should see "Deleted Forum" in the "Recent activity" "block"
+    And I log out
+    And I wait "1" seconds
+    # Student 3 never knew that forum was created, so he does not see anything
+
+    And I am on the "Course 1" course page logged in as student3
+    And I should not see "Added Forum" in the "Recent activity" "block"
+    And I should not see "ForumNew" in the "Recent activity" "block"
+    And I should not see "Updated Forum" in the "Recent activity" "block"
+    And I should not see "ForumUpdated" in the "Recent activity" "block"
+    And I should not see "Deleted Forum" in the "Recent activity" "block"

blocks/recent_activity/version.php

@@ -0,0 +1,29 @@
+<?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/>.
+
+/**
+ * Version details
+ *
+ * @package    block_recent_activity
+ * @copyright  1999 onwards Martin Dougiamas (http://dougiamas.com)
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die();
+
+$plugin->version   = 2024042200;        // The current plugin version (Date: YYYYMMDDXX).
+$plugin->requires  = 2024041600;        // Requires this Moodle version.
+$plugin->component = 'block_recent_activity'; // Full name of the plugin (used for diagnostics)