weekly release 2.8dev
[moodle.git] / grade / report / overview / index.php
CommitLineData
e060e33d 1<?php
e060e33d 2// This file is part of Moodle - http://moodle.org/
3//
4// Moodle is free software: you can redistribute it and/or modify
5// it under the terms of the GNU General Public License as published by
6// the Free Software Foundation, either version 3 of the License, or
7// (at your option) any later version.
8//
9// Moodle is distributed in the hope that it will be useful,
10// but WITHOUT ANY WARRANTY; without even the implied warranty of
11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12// GNU General Public License for more details.
13//
14// You should have received a copy of the GNU General Public License
15// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
aa330ebb 16
a153c9f2
AD
17/**
18 * The gradebook overview report
19 *
20 * @package gradereport_overview
21 * @copyright 2007 Nicolas Connault
22 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
23 */
24
aa330ebb 25require_once '../../../config.php';
26require_once $CFG->libdir.'/gradelib.php';
27require_once $CFG->dirroot.'/grade/lib.php';
28require_once $CFG->dirroot.'/grade/report/overview/lib.php';
29
7ac88172 30$courseid = required_param('id', PARAM_INT);
aa330ebb 31$userid = optional_param('userid', $USER->id, PARAM_INT);
32
4d5059d4 33$PAGE->set_url(new moodle_url('/grade/report/overview/index.php', array('id'=>$courseid)));
beebcf26 34
aa330ebb 35/// basic access checks
5c75a0a3 36if (!$course = $DB->get_record('course', array('id' => $courseid))) {
aa330ebb 37 print_error('nocourseid');
38}
39require_login($course);
40
d4060472
AG
41$context = context_course::instance($course->id);
42$systemcontext = context_system::instance();
aa330ebb 43require_capability('gradereport/overview:view', $context);
44
7ac88172 45if (empty($userid)) {
02b5087e 46 require_capability('moodle/grade:viewall', $systemcontext);
7ac88172 47
48} else {
b0639b78 49 if (!$DB->get_record('user', array('id'=>$userid, 'deleted'=>0)) or isguestuser($userid)) {
cac0c3ef 50 print_error('invaliduserid');
7ac88172 51 }
52}
53
54$access = false;
02b5087e 55if (has_capability('moodle/grade:viewall', $systemcontext)) {
aa330ebb 56 //ok - can view all course grades
7ac88172 57 $access = true;
aa330ebb 58
02b5087e 59} else if ($userid == $USER->id and has_capability('moodle/grade:viewall', $context)) {
60 //ok - can view any own grades
61 $access = true;
6c3ef410 62
7ac88172 63} else if ($userid == $USER->id and has_capability('moodle/grade:view', $context) and $course->showgrades) {
02b5087e 64 //ok - can view own course grades
7ac88172 65 $access = true;
aa330ebb 66
d4060472 67} else if (has_capability('moodle/grade:viewall', context_user::instance($userid)) and $course->showgrades) {
aa330ebb 68 // ok - can view grades of this user- parent most probably
7ac88172 69 $access = true;
70}
aa330ebb 71
7ac88172 72if (!$access) {
73 // no access to grades!
cac0c3ef 74 print_error('nopermissiontoviewgrades', 'error', $CFG->wwwroot.'/course/view.php?id='.$courseid);
aa330ebb 75}
76
77/// return tracking object
bc430af2 78$gpr = new grade_plugin_return(array('type'=>'report', 'plugin'=>'overview', 'courseid'=>$course->id, 'userid'=>$userid));
aa330ebb 79
80/// last selected report session tracking
81if (!isset($USER->grade_last_report)) {
82 $USER->grade_last_report = array();
83}
bc430af2 84$USER->grade_last_report[$course->id] = 'overview';
aa330ebb 85
7ac88172 86//first make sure we have proper final grades - this must be done before constructing of the grade tree
87grade_regrade_final_grades($courseid);
88
02b5087e 89if (has_capability('moodle/grade:viewall', $systemcontext)) { //Admins will see all student reports
90 // please note this would be extremely slow if we wanted to implement this properly for all teachers
7ac88172 91 $groupmode = groups_get_course_groupmode($course); // Groups are being used
92 $currentgroup = groups_get_course_group($course, true);
aa330ebb 93
7ac88172 94 if (!$currentgroup) { // To make some other functions work better later
95 $currentgroup = NULL;
96 }
aa330ebb 97
7ac88172 98 $isseparategroups = ($course->groupmode == SEPARATEGROUPS and !has_capability('moodle/site:accessallgroups', $context));
99
100 if ($isseparategroups and (!$currentgroup)) {
48a4c849 101 // no separate group access, can view only self
102 $userid = $USER->id;
4d5059d4 103 $user_selector = false;
48a4c849 104 } else {
4d5059d4 105 $user_selector = true;
7ac88172 106 }
107
7ac88172 108 if (empty($userid)) {
109 // Add tabs
110 print_grade_page_head($courseid, 'report', 'overview');
4d5059d4 111
7ac88172 112 groups_print_course_menu($course, $gpr->get_return_url('index.php?id='.$courseid, array('userid'=>0)));
4d5059d4
SH
113
114 if ($user_selector) {
115 $renderer = $PAGE->get_renderer('gradereport_overview');
116 echo $renderer->graded_users_selector('overview', $course, $userid, $currentgroup, false);
117 }
7ac88172 118 // do not list all users
119
120 } else { // Only show one user's report
121 $report = new grade_report_overview($userid, $gpr, $context);
b5e7b2bf 122 print_grade_page_head($courseid, 'report', 'overview', get_string('pluginname', 'gradereport_overview'). ' - '.fullname($report->user));
7ac88172 123 groups_print_course_menu($course, $gpr->get_return_url('index.php?id='.$courseid, array('userid'=>0)));
124
4d5059d4
SH
125 if ($user_selector) {
126 $renderer = $PAGE->get_renderer('gradereport_overview');
127 echo $renderer->graded_users_selector('overview', $course, $userid, $currentgroup, false);
128 }
7ac88172 129
130 if ($currentgroup and !groups_is_member($currentgroup, $userid)) {
c3b834b4 131 echo $OUTPUT->notification(get_string('groupusernotmember', 'error'));
7ac88172 132 } else {
133 if ($report->fill_table()) {
134 echo '<br />'.$report->print_table(true);
135 }
136 }
137 }
02b5087e 138} else { //Non-admins will see just their own report
aa330ebb 139
140 // Create a report instance
141 $report = new grade_report_overview($userid, $gpr, $context);
7ac88172 142
143 // print the page
b5e7b2bf 144 print_grade_page_head($courseid, 'report', 'overview', get_string('pluginname', 'gradereport_overview'). ' - '.fullname($report->user));
aa330ebb 145
146 if ($report->fill_table()) {
7ac88172 147 echo '<br />'.$report->print_table(true);
aa330ebb 148 }
aa330ebb 149}
7ac88172 150
5a931394 151echo $OUTPUT->footer();
aa330ebb 152
02b5087e 153