Added a new settings page for displaying course backups

adminlib.php

@@ -50,6 +50,28 @@ class admin_page_active_processes extends \admin_externalpage {
     }
 }
 
+/**
+ * External Page for showing course backups
+ *
+ * @package tool_cleanupcourses
+ * @copyright  2017 Tobias Reischmann WWU
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+class admin_page_course_backups extends \admin_externalpage {
+
+    /**
+     * The constructor - calls parent constructor
+     *
+     */
+    public function __construct() {
+        $url = new \moodle_url('/admin/tool/cleanupcourses/coursebackups.php');
+        parent::__construct('tool_cleanupcourses_coursebackups',
+            get_string('course_backups_list_header', 'tool_cleanupcourses'),
+            $url);
+    }
+}
+
 /**
  * External Page for defining settings for subplugins
  *

classes/table/course_backups_table.php

+<?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/>.
+
+/**
+ * Table listing course backups
+ *
+ * @package tool_cleanupcourses
+ * @copyright  2017 Tobias Reischmann WWU
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+namespace tool_cleanupcourses\table;
+
+defined('MOODLE_INTERNAL') || die;
+
+require_once($CFG->libdir . '/tablelib.php');
+
+class course_backups_table extends \table_sql {
+
+    public function __construct($uniqueid) {
+        parent::__construct($uniqueid);
+        global $PAGE;
+        $this->set_sql('b.*',
+            '{tool_cleanupcourses_backups} b',
+            "TRUE");
+        $this->define_baseurl($PAGE->url);
+        $this->init();
+    }
+
+    public function init() {
+        $this->define_columns(['courseid', 'courseshortname', 'coursefullname', 'backupcreated']);
+        $this->define_headers([
+            get_string('course'),
+            get_string('shortnamecourse'),
+            get_string('fullnamecourse'),
+            get_string('backupcreated', 'tool_cleanupcourses')]);
+        $this->setup();
+    }
+
+    /**
+     * Render courseid column.
+     * @param $row
+     * @return string course link
+     */
+    public function col_courseid($row) {
+        try {
+            return \html_writer::link(course_get_url($row->courseid), $row->courseid);
+        } catch (\dml_missing_record_exception $e) {
+            return $row->courseid;
+        }
+    }
+
+    /**
+     * Render courseshortname column.
+     * @param $row
+     * @return string course link
+     */
+    public function col_courseshortname($row) {
+        try {
+            return \html_writer::link(course_get_url($row->courseid), $row->shortname);
+        } catch (\dml_missing_record_exception $e) {
+            return $row->shortname;
+        }
+    }
+
+    /**
+     * Render coursefullname column.
+     * @param $row
+     * @return string course link
+     */
+    public function col_coursefullname($row) {
+        try {
+            return \html_writer::link(course_get_url($row->courseid), $row->fullname);
+        } catch (\dml_missing_record_exception $e) {
+            return $row->fullname;
+        }
+    }
+
+    /**
+     * Render backupcreated column.
+     * @param $row
+     * @return string date of the backupcreated
+     */
+    public function col_backupcreated($row) {
+        return userdate($row->backupcreated);
+    }
+}
\ No newline at end of file

coursebackups.php

+<?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/>.
+
+/**
+ * Display the list of all course backups
+ *
+ * @package tool_cleanupcourses
+ * @copyright  2017 Tobias Reischmann WWU
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+require_once(dirname(__FILE__) . '/../../../config.php');
+
+require_login();
+
+require_once($CFG->libdir . '/adminlib.php');
+
+admin_externalpage_setup('tool_cleanupcourses_activeprocesses');
+
+$PAGE->set_context(context_system::instance());
+$PAGE->set_url(new \moodle_url('/admin/tool/cleanupcourses/coursebackups.php'));
+
+$table = new tool_cleanupcourses\table\course_backups_table('tool_cleanupcourses_course_backups');
+
+$PAGE->set_title("Title");
+$PAGE->set_heading("Heading");
+
+$renderer = $PAGE->get_renderer('tool_cleanupcourses');
+
+echo $renderer->header();
+
+$table->out(50, false);
+
+echo $renderer->footer();
+
+

lang/en/tool_cleanupcourses.php

@@ -70,3 +70,6 @@ $string['nostepfound'] = 'A step with the given stepid could not be found!';
 $string['noprocessfound'] = 'A process with the given processid could not be found!';
 
 $string['nocoursestodisplay'] = 'There are currently no courses, which require your attention!';
+
+$string['course_backups_list_header'] = 'Course Backups';
+$string['backupcreated'] = 'Created at';

settings.php

@@ -39,6 +39,7 @@ if ($hassiteconfig) {
         183 * 24 * 60 * 60)); // Dafault value is 180 days.
 
     $ADMIN->add('cleanupcourses_category', new tool_cleanupcourses\admin_page_active_processes());
+    $ADMIN->add('cleanupcourses_category', new tool_cleanupcourses\admin_page_course_backups());
     $ADMIN->add('cleanupcourses_category', new tool_cleanupcourses\admin_page_sublugins());
 
     if ($ADMIN->fulltree) {