renderer.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/>.

/**
 * autogroup local plugin
 *
 * A course object relates to a Moodle course and acts as a container
 * for multiple groups. Initialising a course object will automatically
 * load each autogroup group for that course into memory.
 *
 * @package    local_autogroup
 * @copyright  Mark Ward (me@moodlemark.com)
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

defined('MOODLE_INTERNAL') || die();

global $CFG;

class local_autogroup_renderer extends plugin_renderer_base {
    const URL_COURSE_SETTINGS = '/local/autogroup/edit.php';
    const URL_COURSE_MANAGE = '/local/autogroup/manage.php';

    public function add_new_groupset($courseid) {
        $output = '';

        $urlparams = array('action' => 'add', 'courseid' => (int)$courseid);
        $newurl = new moodle_url(self::URL_COURSE_SETTINGS, $urlparams);

        $modules = local_autogroup_get_sort_module_list();

        $select = new single_select($newurl, 'sortmodule', $modules);
        $select->set_label(get_string('create', 'local_autogroup'));
        $output .= $this->render($select);

        return $output;
    }

    public function intro_text($count = 0) {
        $output = '';

        $text = html_writer::tag('p', get_string('autogroupdescription', 'local_autogroup'));

        if (!$count) {
            $text .= html_writer::tag('p', get_string('newsettingsintro', 'local_autogroup'));
        } else {
            $text .= html_writer::tag('p', get_string('updatesettingsintro', 'local_autogroup', $count));
        }

        $output .= $this->heading(get_string('pluginname', 'local_autogroup'), 2);
        $output .= $this->box($text);

        return $output;
    }

    public function groupsets_table($groupsets) {
        if (!is_array($groupsets) || !count($groupsets)) {
            return null;
        }

        $data = array();

        foreach ($groupsets as $groupset) {
            $data[] = $this->groupsets_table_group($groupset);
        }

        $table = new html_table();
        $table->head = array(
            get_string('set_type', 'local_autogroup'),
            get_string('set_groupby', 'local_autogroup'),
            get_string('set_groups', 'local_autogroup'),
            get_string('set_roles', 'local_autogroup'),
            get_string('actions', 'local_autogroup')
        );
        $table->data = $data;

        return html_writer::table($table);
    }

    private function groupsets_table_group(local_autogroup\domain\autogroup_set $groupset) {
        $row = array();

        // Get the groupset type.
        $row [] = ucfirst(local_autogroup_sanitise_sort_module_name($groupset->sortmodule));

        // Get the grouping by text which is used in the edit screen.
        $row [] = ucfirst($groupset->grouping_by_text());

        // Get the count of groups.
        $row [] = $groupset->get_group_count();

        // Get the eligible roles.
        $roles = $groupset->get_eligible_roles();
        $roles = role_fix_names($roles, null, ROLENAME_ORIGINAL);
        $roletext = implode(', ', $roles);
        $row [] = $roletext;

        // Get the actions.
        $editurl = new moodle_url('/local/autogroup/edit.php', array('gsid' => $groupset->id, 'action' => 'edit'));
        $deleteurl = new moodle_url('/local/autogroup/edit.php', array('gsid' => $groupset->id, 'action' => 'delete'));
        $row[] =
            $this->action_icon($editurl, new pix_icon('t/edit', get_string('edit'))) .
            $this->action_icon($deleteurl, new pix_icon('t/delete', get_string('delete')));

        return $row;
    }

}