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<?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/>.
/**
* Base class for quiz report plugins.
*
* @package mod_quiz
* @copyright 1999 onwards Martin Dougiamas and others {@link http://moodle.com}
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
/**
* Base class for quiz report plugins.
*
* Doesn't do anything on it's own -- it needs to be extended.
* This class displays quiz reports. Because it is called from
* within /mod/quiz/report.php you can assume that the page header
* and footer are taken care of.
*
* This file can refer to itself as report.php to pass variables
* to itself - all these will also be globally available. You must
* pass "id=$cm->id" or q=$quiz->id", and "mode=reportname".
*
* @copyright 1999 onwards Martin Dougiamas and others {@link http://moodle.com}
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
abstract class quiz_default_report {
const NO_GROUPS_ALLOWED = -2;
/**
* Override this function to displays the report.
* @param $cm the course-module for this quiz.
* @param $course the coures we are in.
* @param $quiz this quiz.
*/
public abstract function display($cm, $course, $quiz);
/**
* Initialise some parts of $PAGE and start output.
*
* @param object $cm the course_module information.
* @param object $coures the course settings.
* @param object $quiz the quiz settings.
* @param string $reportmode the report name.
*/
public function print_header_and_tabs($cm, $course, $quiz, $reportmode = 'overview') {
global $PAGE, $OUTPUT;
// Print the page header.
$PAGE->set_title($quiz->name);
$PAGE->set_heading($course->fullname);
echo $OUTPUT->header();
$context = context_module::instance($cm->id);
echo $OUTPUT->heading(format_string($quiz->name, true, array('context' => $context)));
}
/**
* Get the current group for the user user looking at the report.
*
* @param object $cm the course_module information.
* @param object $coures the course settings.
* @param context $context the quiz context.
* @return int the current group id, if applicable. 0 for all users,
* NO_GROUPS_ALLOWED if the user cannot see any group.
*/
public function get_current_group($cm, $course, $context) {
$groupmode = groups_get_activity_groupmode($cm, $course);
$currentgroup = groups_get_activity_group($cm, true);
if ($groupmode == SEPARATEGROUPS && !$currentgroup && !has_capability('moodle/site:accessallgroups', $context)) {
$currentgroup = self::NO_GROUPS_ALLOWED;
}
return $currentgroup;
}
}