Improvements to formatting on old Netscape browsers
[moodle.git] / mod / quiz / report.php
CommitLineData
579ddad5 1<?PHP // $Id$
2
3// This page prints a particular instance of quiz
4
5 require("../../config.php");
6 require("lib.php");
7
8 optional_variable($id); // Course Module ID, or
9 optional_variable($q); // quiz ID
10
e1c91df0 11 optional_variable($attempt); // A particular attempt ID
e331eb06 12 optional_variable($regrade); // Regrade all attempts
e1c91df0 13
579ddad5 14 if ($id) {
15 if (! $cm = get_record("course_modules", "id", $id)) {
16 error("Course Module ID was incorrect");
17 }
18
19 if (! $course = get_record("course", "id", $cm->course)) {
20 error("Course is misconfigured");
21 }
22
23 if (! $quiz = get_record("quiz", "id", $cm->instance)) {
24 error("Course module is incorrect");
25 }
26
27 } else {
28 if (! $quiz = get_record("quiz", "id", $q)) {
29 error("Course module is incorrect");
30 }
31 if (! $course = get_record("course", "id", $quiz->course)) {
32 error("Course is misconfigured");
33 }
34 if (! $cm = get_coursemodule_from_instance("quiz", $quiz->id, $course->id)) {
35 error("Course Module ID was incorrect");
36 }
37 }
38
39 require_login($course->id);
40
41 if (!isteacher($course->id)) {
42 error("Only teachers can see this page");
43 }
44
45 add_to_log($course->id, "quiz", "report", "report.php?id=$cm->id", "$quiz->id");
46
47// Print the page header
48
49 if ($course->category) {
50 $navigation = "<A HREF=\"../../course/view.php?id=$course->id\">$course->shortname</A> ->";
51 }
52
53 $strquizzes = get_string("modulenameplural", "quiz");
54 $strquiz = get_string("modulename", "quiz");
55 $strreport = get_string("report", "quiz");
56 $strname = get_string("name");
57 $strattempts = get_string("attempts", "quiz");
6d86b5dc 58 $strscore = get_string("score", "quiz");
8d94f5a0 59 $strgrade = get_string("grade");
f31edeeb 60 $strbestgrade = get_string("bestgrade", "quiz");
6d86b5dc 61 $strtimetaken = get_string("timetaken", "quiz");
62 $strtimecompleted = get_string("timecompleted", "quiz");
579ddad5 63
64 print_header("$course->shortname: $quiz->name", "$course->fullname",
65 "$navigation <A HREF=index.php?id=$course->id>$strquizzes</A>
66 -> <A HREF=\"view.php?id=$cm->id\">$quiz->name</A> -> $strreport",
67 "", "", true);
68
69 print_heading($quiz->name);
70
6d86b5dc 71 if ($attempt) { // Show a particular attempt
72
73 if (! $attempt = get_record("quiz_attempts", "id", $attempt)) {
74 error("No such attempt ID exists");
75 }
76
77 if (! $questions = quiz_get_attempt_responses($attempt)) {
78 error("Could not reconstruct quiz results for attempt $attempt->id!");
79 }
80
81 if (!$result = quiz_grade_attempt_results($quiz, $questions)) {
82 error("Could not re-grade this quiz attempt!");
83 }
84
e331eb06 85 if ($timetaken = ($attempt->timefinish - $attempt->timestart)) {
86 $timetaken = format_time($timetaken);
87 } else {
88 $timetaken = "-";
89 }
90
6d86b5dc 91 $table->align = array("RIGHT", "LEFT");
e331eb06 92 $table->data[] = array("$strtimetaken:", $timetaken);
6d86b5dc 93 $table->data[] = array("$strtimecompleted:", userdate($attempt->timefinish));
94 $table->data[] = array("$strscore:", "$result->sumgrades/$quiz->sumgrades ($result->percentage %)");
95 $table->data[] = array("$strgrade:", "$result->grade/$quiz->grade");
96 print_table($table);
97
98 print_continue("report.php?q=$quiz->id");
99
100 $quiz->feedback = true;
101 $quiz->correctanswers = true;
102 quiz_print_quiz_questions($quiz, $result);
103
104 print_continue("report.php?q=$quiz->id");
105 print_footer($course);
106 exit;
107 }
108
e331eb06 109 if ($regrade) {
110 if (!$attempts = get_records("quiz_attempts", "quiz", $quiz->id)) {
111 print_header(get_string("noattempts", "quiz"));
112 print_continue("report.php?id=$cm->id");
113 print_footer($course);
114 exit;
115 }
116
117 $users = array();
ffc5a2c0 118 $count->attempt = 0;
119 $count->changed = 0;
e331eb06 120 foreach ($attempts as $attempt) {
ffc5a2c0 121
cd63d77e 122 if (!$attempt->timefinish) { // Skip incomplete attempts
123 continue;
124 }
ffc5a2c0 125
126 $count->attempt++;
127
e331eb06 128 if (! $questions = quiz_get_attempt_responses($attempt)) {
129 error("Could not reconstruct quiz results for attempt $attempt->id!");
130 }
131
132 if (!$result = quiz_grade_attempt_results($quiz, $questions)) {
133 error("Could not re-grade this quiz attempt!");
134 }
135
ffc5a2c0 136 if ($attempt->sumgrades != $result->sumgrades) {
137 $attempt->sumgrades = $result->sumgrades;
138 $count->changed++;
e331eb06 139
ffc5a2c0 140 if (! update_record("quiz_attempts", $attempt)) {
141 notify("Could not regrade attempt $attempt->id");
142 }
e331eb06 143 }
144
145 $users[$attempt->user] = $attempt->user;
146 }
147
148 if ($users) {
149 foreach ($users as $userid) {
150 if (! quiz_save_best_grade($quiz, $userid)) {
151 notify("Could not save best grade for user $userid!");
152 }
153 }
154 }
155 print_heading(get_string("regradecomplete", "quiz"));
ffc5a2c0 156 print_heading(get_string("regradecount", "quiz", $count));
e331eb06 157 print_continue("report.php?id=$cm->id");
158 print_footer($course);
159 exit;
160 }
161
579ddad5 162 if (!$grades = quiz_get_grade_records($quiz)) {
163 print_footer($course);
164 exit;
165 }
166
81b635c3 167 $table->head = array("&nbsp;", $strname, $strattempts, "$strbestgrade /$quiz->grade");
f31edeeb 168 $table->align = array("CENTER", "LEFT", "LEFT", "CENTER");
579ddad5 169 $table->width = array(10, "*", "*", 20);
170
171 foreach ($grades as $grade) {
172 $picture = print_user_picture($grade->user, $course->id, $grade->picture, false, true);
173
174 if ($attempts = quiz_get_user_attempts($quiz->id, $grade->user)) {
8d94f5a0 175 $userattempts = quiz_get_user_attempts_string($quiz, $attempts, $grade->grade);
579ddad5 176 }
177
178 $table->data[] = array ($picture,
179 "<A HREF=\"$CFG->wwwroot/user/view.php?id=$grade->user&course=$course->id\">$grade->firstname $grade->lastname</A>",
e1c91df0 180 "$userattempts", round($grade->grade,0));
579ddad5 181 }
182
183 print_table($table);
184
e331eb06 185 echo "<CENTER><P>";
186 $options["regrade"] = "true";
187 $options["id"] = $cm->id;
188 print_single_button("report.php", $options, get_string("regrade", "quiz"));
189 echo "</P></CENTER>";
190
579ddad5 191// Finish the page
192 print_footer($course);
193
194?>