The finished version of the main page

index.php

@@ -0,0 +1,103 @@
+<?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/>.
+
+/**
+ * The home page of the token manager.
+ *
+ * @package   tool_managertokens
+ * @copyright 2017 "Valentin Popov" <info@valentineus.link>
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+require_once(__DIR__ . "/../../../config.php");
+require_once(__DIR__ . "/classes/managertokens_table.php");
+require_once(__DIR__ . "/lib.php");
+
+require_once($CFG->libdir . "/adminlib.php");
+
+/* Defines the basic parameters */
+$backupservices = optional_param("getbackup", 0, PARAM_BOOL);
+$deleteall      = optional_param("deleteall", 0, PARAM_BOOL);
+$deleteid       = optional_param("deleteid", 0, PARAM_INT);
+$hideshowid     = optional_param("hideshowid", 0, PARAM_INT);
+
+/* Defines the main links */
+$editor        = "/admin/tool/managertokens/editor.php";
+$managertokens = "/admin/tool/managertokens/index.php";
+$restorebackup = "/admin/tool/managertokens/restorebackup.php";
+$baseurl       = new moodle_url($managertokens);
+
+/* Configure the context of the page */
+admin_externalpage_setup("tool_managertokens", "", null, $baseurl, array());
+$context = context_system::instance();
+
+/* Creates a backup */
+if (boolval($backupservices)) {
+    $filecontent = tool_managertokens_create_backup();
+    $filename    = "managertokens_" . date("U") . ".backup";
+    send_file($filecontent, $filename, 0, 0, true, true);
+}
+
+/* Deletes all data */
+if (boolval($deleteall) && confirm_sesskey()) {
+    tool_managertokens_delete_all_records();
+    redirect($baseurl, new lang_string("deleted", "moodle"));
+}
+
+/* Removes an existing token */
+if (!empty($deleteid) && confirm_sesskey()) {
+    tool_managertokens_delete_record($deleteid);
+    redirect($baseurl, new lang_string("deleted", "moodle"));
+}
+
+/* Updates an existing token */
+if (!empty($hideshowid) && confirm_sesskey()) {
+    if ($record = tool_managertokens_find_record($hideshowid)) {
+        $record->enabled = !boolval($record->enabled);
+        tool_managertokens_update_record($record);
+        redirect($baseurl, new lang_string("changessaved", "moodle"));
+    }
+}
+
+/* Specifies the title of the page */
+$titlepage = new lang_string("pluginname", "tool_managertokens");
+$PAGE->set_heading($titlepage);
+$PAGE->set_title($titlepage);
+echo $OUTPUT->header();
+
+/* Adds the add button */
+$addtokenurl = new moodle_url($editor);
+echo $OUTPUT->single_button($addtokenurl, new lang_string("add", "moodle"), "get");
+
+/* Adds a delete button */
+$deleteallurl = new moodle_url($managertokens, array("deleteall" => true, "sesskey" => sesskey()));
+echo $OUTPUT->single_button($deleteallurl, new lang_string("deleteall", "moodle"), "get");
+
+/* Adds a backup button */
+$backupurl = new moodle_url($managertokens, array("getbackup" => true));
+echo $OUTPUT->single_button($backupurl, new lang_string("backup", "moodle"), "get");
+
+/* Adds a restore button */
+$restorebackupurl = new moodle_url($restorebackup);
+echo $OUTPUT->single_button($restorebackupurl, new lang_string("restore", "moodle"), "get");
+
+/* Displays the table */
+$table = new tool_managertokens_table("tool-managertokens-table");
+$table->define_baseurl($baseurl);
+$table->out(25, true);
+
+/* Footer */
+echo $OUTPUT->footer();