weekly release 2.3dev
[moodle.git] / grade / report / overview / index.php
CommitLineData
e060e33d 1<?php
aa330ebb 2
e060e33d 3// This file is part of Moodle - http://moodle.org/
4//
5// Moodle is free software: you can redistribute it and/or modify
6// it under the terms of the GNU General Public License as published by
7// the Free Software Foundation, either version 3 of the License, or
8// (at your option) any later version.
9//
10// Moodle is distributed in the hope that it will be useful,
11// but WITHOUT ANY WARRANTY; without even the implied warranty of
12// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13// GNU General Public License for more details.
14//
15// You should have received a copy of the GNU General Public License
16// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
aa330ebb 17
18require_once '../../../config.php';
19require_once $CFG->libdir.'/gradelib.php';
20require_once $CFG->dirroot.'/grade/lib.php';
21require_once $CFG->dirroot.'/grade/report/overview/lib.php';
22
7ac88172 23$courseid = required_param('id', PARAM_INT);
aa330ebb 24$userid = optional_param('userid', $USER->id, PARAM_INT);
25
4d5059d4 26$PAGE->set_url(new moodle_url('/grade/report/overview/index.php', array('id'=>$courseid)));
beebcf26 27
aa330ebb 28/// basic access checks
5c75a0a3 29if (!$course = $DB->get_record('course', array('id' => $courseid))) {
aa330ebb 30 print_error('nocourseid');
31}
32require_login($course);
33
7ac88172 34$context = get_context_instance(CONTEXT_COURSE, $course->id);
02b5087e 35$systemcontext = get_context_instance(CONTEXT_SYSTEM);
aa330ebb 36require_capability('gradereport/overview:view', $context);
37
7ac88172 38if (empty($userid)) {
02b5087e 39 require_capability('moodle/grade:viewall', $systemcontext);
7ac88172 40
41} else {
b0639b78 42 if (!$DB->get_record('user', array('id'=>$userid, 'deleted'=>0)) or isguestuser($userid)) {
cac0c3ef 43 print_error('invaliduserid');
7ac88172 44 }
45}
46
47$access = false;
02b5087e 48if (has_capability('moodle/grade:viewall', $systemcontext)) {
aa330ebb 49 //ok - can view all course grades
7ac88172 50 $access = true;
aa330ebb 51
02b5087e 52} else if ($userid == $USER->id and has_capability('moodle/grade:viewall', $context)) {
53 //ok - can view any own grades
54 $access = true;
6c3ef410 55
7ac88172 56} else if ($userid == $USER->id and has_capability('moodle/grade:view', $context) and $course->showgrades) {
02b5087e 57 //ok - can view own course grades
7ac88172 58 $access = true;
aa330ebb 59
7ac88172 60} else if (has_capability('moodle/grade:viewall', get_context_instance(CONTEXT_USER, $userid)) and $course->showgrades) {
aa330ebb 61 // ok - can view grades of this user- parent most probably
7ac88172 62 $access = true;
63}
aa330ebb 64
7ac88172 65if (!$access) {
66 // no access to grades!
cac0c3ef 67 print_error('nopermissiontoviewgrades', 'error', $CFG->wwwroot.'/course/view.php?id='.$courseid);
aa330ebb 68}
69
70/// return tracking object
bc430af2 71$gpr = new grade_plugin_return(array('type'=>'report', 'plugin'=>'overview', 'courseid'=>$course->id, 'userid'=>$userid));
aa330ebb 72
73/// last selected report session tracking
74if (!isset($USER->grade_last_report)) {
75 $USER->grade_last_report = array();
76}
bc430af2 77$USER->grade_last_report[$course->id] = 'overview';
aa330ebb 78
7ac88172 79//first make sure we have proper final grades - this must be done before constructing of the grade tree
80grade_regrade_final_grades($courseid);
81
02b5087e 82if (has_capability('moodle/grade:viewall', $systemcontext)) { //Admins will see all student reports
83 // please note this would be extremely slow if we wanted to implement this properly for all teachers
7ac88172 84 $groupmode = groups_get_course_groupmode($course); // Groups are being used
85 $currentgroup = groups_get_course_group($course, true);
aa330ebb 86
7ac88172 87 if (!$currentgroup) { // To make some other functions work better later
88 $currentgroup = NULL;
89 }
aa330ebb 90
7ac88172 91 $isseparategroups = ($course->groupmode == SEPARATEGROUPS and !has_capability('moodle/site:accessallgroups', $context));
92
93 if ($isseparategroups and (!$currentgroup)) {
48a4c849 94 // no separate group access, can view only self
95 $userid = $USER->id;
4d5059d4 96 $user_selector = false;
48a4c849 97 } else {
4d5059d4 98 $user_selector = true;
7ac88172 99 }
100
7ac88172 101 if (empty($userid)) {
102 // Add tabs
103 print_grade_page_head($courseid, 'report', 'overview');
4d5059d4 104
7ac88172 105 groups_print_course_menu($course, $gpr->get_return_url('index.php?id='.$courseid, array('userid'=>0)));
4d5059d4
SH
106
107 if ($user_selector) {
108 $renderer = $PAGE->get_renderer('gradereport_overview');
109 echo $renderer->graded_users_selector('overview', $course, $userid, $currentgroup, false);
110 }
7ac88172 111 // do not list all users
112
113 } else { // Only show one user's report
114 $report = new grade_report_overview($userid, $gpr, $context);
b5e7b2bf 115 print_grade_page_head($courseid, 'report', 'overview', get_string('pluginname', 'gradereport_overview'). ' - '.fullname($report->user));
7ac88172 116 groups_print_course_menu($course, $gpr->get_return_url('index.php?id='.$courseid, array('userid'=>0)));
117
4d5059d4
SH
118 if ($user_selector) {
119 $renderer = $PAGE->get_renderer('gradereport_overview');
120 echo $renderer->graded_users_selector('overview', $course, $userid, $currentgroup, false);
121 }
7ac88172 122
123 if ($currentgroup and !groups_is_member($currentgroup, $userid)) {
c3b834b4 124 echo $OUTPUT->notification(get_string('groupusernotmember', 'error'));
7ac88172 125 } else {
126 if ($report->fill_table()) {
127 echo '<br />'.$report->print_table(true);
128 }
129 }
130 }
02b5087e 131} else { //Non-admins will see just their own report
aa330ebb 132
133 // Create a report instance
134 $report = new grade_report_overview($userid, $gpr, $context);
7ac88172 135
136 // print the page
b5e7b2bf 137 print_grade_page_head($courseid, 'report', 'overview', get_string('pluginname', 'gradereport_overview'). ' - '.fullname($report->user));
aa330ebb 138
139 if ($report->fill_table()) {
7ac88172 140 echo '<br />'.$report->print_table(true);
aa330ebb 141 }
aa330ebb 142}
7ac88172 143
5a931394 144echo $OUTPUT->footer();
aa330ebb 145
02b5087e 146