diff --git a/mod/lesson/report.php b/mod/lesson/report.php
index 3efbeeb87db..2ef9fa1ce8c 100644
--- a/mod/lesson/report.php
+++ b/mod/lesson/report.php
@@ -1,5 +1,4 @@
dirroot.'/mod/lesson/locallib.php');
$id = required_param('id', PARAM_INT); // Course Module ID
$pageid = optional_param('pageid', null, PARAM_INT); // Lesson Page ID
-$action = optional_param('action', 'reportoverview', PARAM_ALPHA); // action to take
+$action = optional_param('action', 'reportoverview', PARAM_ALPHA); // Action to take.
$nothingtodisplay = false;
$cm = get_coursemodule_from_id('lesson', $id, 0, false, MUST_EXIST);
@@ -43,28 +42,26 @@ $context = context_module::instance($cm->id);
require_capability('mod/lesson:viewreports', $context);
// Only load students if there attempts for this lesson.
-if ($attempts = $DB->record_exists('lesson_attempts', array('lessonid' => $lesson->id))) {
- list($esql, $params) = get_enrolled_sql($context, '', $currentgroup, true);
- list($sort, $sortparams) = users_order_by_sql('u');
- $params['lessonid'] = $lesson->id;
- $ufields = user_picture::fields('u');
- $sql = "SELECT DISTINCT $ufields
- FROM {user} u
- JOIN {lesson_attempts} a ON u.id = a.userid
- JOIN ($esql) ue ON ue.id = a.userid
- WHERE a.lessonid = :lessonid
- ORDER BY $sort";
+list($esql, $params) = get_enrolled_sql($context, '', $currentgroup, true);
+list($sort, $sortparams) = users_order_by_sql('u');
- $students = $DB->get_recordset_sql($sql, $params);
- if (!$students->valid()) {
- $nothingtodisplay = true;
- }
-} else {
+$params['lessonid'] = $lesson->id;
+$ufields = user_picture::fields('u');
+$sql = "SELECT $ufields, a.retry as try, a.userid
+ FROM {user} u
+ JOIN {lesson_attempts} a ON u.id = a.userid
+ JOIN ($esql) ue ON ue.id = a.userid
+ WHERE a.lessonid = :lessonid
+ GROUP BY $ufields, a.retry, a.userid
+ ORDER BY $sort, a.retry";
+
+$studentattempts = $DB->get_recordset_sql($sql, $params);
+if (!$studentattempts->valid()) {
$nothingtodisplay = true;
}
-$url = new moodle_url('/mod/lesson/report.php', array('id'=>$id));
+$url = new moodle_url('/mod/lesson/report.php', array('id' => $id));
$url->param('action', $action);
if ($pageid !== null) {
$url->param('pageid', $pageid);
@@ -77,19 +74,6 @@ if ($action == 'reportoverview') {
$lessonoutput = $PAGE->get_renderer('mod_lesson');
-$attempts = $DB->get_recordset('lesson_attempts', array('lessonid' => $lesson->id), 'timeseen');
-if (!$attempts->valid()) {
- $nothingtodisplay = true;
-}
-
-if (! $grades = $DB->get_records('lesson_grades', array('lessonid' => $lesson->id), 'completed')) {
- $grades = array();
-}
-
-if (! $times = $DB->get_records('lesson_timer', array('lessonid' => $lesson->id), 'starttime')) {
- $times = array();
-}
-
if ($nothingtodisplay) {
echo $lessonoutput->header($lesson, $cm, $action, false, null, get_string('nolessonattempts', 'lesson'));
if (!empty($currentgroup)) {
@@ -104,9 +88,9 @@ if ($nothingtodisplay) {
}
if ($action === 'delete') {
- /// Process any form data before fetching attempts, grades and times
+ // Process any form data before fetching attempts, grades and times.
if (has_capability('mod/lesson:edit', $context) and $form = data_submitted() and confirm_sesskey()) {
- /// Cycle through array of userids with nested arrays of tries
+ // Cycle through array of userids with nested arrays of tries.
if (!empty($form->attempts)) {
foreach ($form->attempts as $userid => $tries) {
// Modifier IS VERY IMPORTANT! What does it do?
@@ -114,13 +98,14 @@ if ($action === 'delete') {
// If you delete try 1 and 3 for a user, then after deleting try 1, try 3 then
// becomes try 2 (because try 1 is gone and all tries after try 1 get decremented).
// So, the modifier makes sure that the submitted try refers to the current try in the
- // database - hope this all makes sense :)
+ // database - hope this all makes sense.
$modifier = 0;
foreach ($tries as $try => $junk) {
$try -= $modifier;
- /// Clean up the timer table by removing using the order - this is silly, it should be linked to specific attempt (skodak)
+ // Clean up the timer table by removing using the order.
+ // this is silly, it should be linked to specific attempt (skodak).
$params = array ("userid" => $userid, "lessonid" => $lesson->id);
$timers = $DB->get_records_sql("SELECT id FROM {lesson_timer}
WHERE userid = :userid AND lessonid = :lessonid
@@ -130,7 +115,8 @@ if ($action === 'delete') {
$DB->delete_records('lesson_timer', array('id' => $timer->id));
}
- /// Remove the grade from the grades and high_scores tables - this is silly, it should be linked to specific attempt (skodak)
+ // Remove the grade from the grades and high_scores tables
+ // this is silly, it should be linked to specific attempt (skodak).
$grades = $DB->get_records_sql("SELECT id FROM {lesson_grades}
WHERE userid = :userid AND lessonid = :lessonid
ORDER BY completed", $params, $try, 1);
@@ -138,18 +124,21 @@ if ($action === 'delete') {
if ($grades) {
$grade = reset($grades);
$DB->delete_records('lesson_grades', array('id' => $grade->id));
- $DB->delete_records('lesson_high_scores', array('gradeid' => $grade->id, 'lessonid' => $lesson->id, 'userid' => $userid));
+ $params = array('gradeid' => $grade->id, 'lessonid' => $lesson->id, 'userid' => $userid);
+ $DB->delete_records('lesson_high_scores', $params);
}
- /// Remove attempts and update the retry number
+ // Remove attempts and update the retry number.
$DB->delete_records('lesson_attempts', array('userid' => $userid, 'lessonid' => $lesson->id, 'retry' => $try));
- $DB->execute("UPDATE {lesson_attempts} SET retry = retry - 1 WHERE userid = ? AND lessonid = ? AND retry > ?", array($userid, $lesson->id, $try));
+ $sql = "UPDATE {lesson_attempts} SET retry = retry - 1 WHERE userid = ? AND lessonid = ? AND retry > ?";
+ $DB->execute($sql, array($userid, $lesson->id, $try));
- /// Remove seen branches and update the retry number
+ // Remove seen branches and update the retry number.
$DB->delete_records('lesson_branch', array('userid' => $userid, 'lessonid' => $lesson->id, 'retry' => $try));
- $DB->execute("UPDATE {lesson_branch} SET retry = retry - 1 WHERE userid = ? AND lessonid = ? AND retry > ?", array($userid, $lesson->id, $try));
+ $sql = "UPDATE {lesson_branch} SET retry = retry - 1 WHERE userid = ? AND lessonid = ? AND retry > ?";
+ $DB->execute($sql, array($userid, $lesson->id, $try));
- /// update central gradebook
+ // Update central gradebook.
lesson_update_grades($lesson, $userid);
$modifier++;
@@ -157,7 +146,7 @@ if ($action === 'delete') {
}
}
}
- redirect(new moodle_url($PAGE->url, array('action'=>'reportoverview')));
+ redirect(new moodle_url($PAGE->url, array('action' => 'reportoverview')));
} else if ($action === 'reportoverview') {
/**************************************************************************
@@ -166,65 +155,57 @@ if ($action === 'delete') {
echo $lessonoutput->header($lesson, $cm, $action, false, null, get_string('overview', 'lesson'));
groups_print_activity_menu($cm, $url);
- $course_context = context_course::instance($course->id);
- if (has_capability('gradereport/grader:view', $course_context) && has_capability('moodle/grade:viewall', $course_context)) {
- $seeallgradeslink = new moodle_url('/grade/report/grader/index.php', array('id'=>$course->id));
+ $coursecontext = context_course::instance($course->id);
+ if (has_capability('gradereport/grader:view', $coursecontext) && has_capability('moodle/grade:viewall', $coursecontext)) {
+ $seeallgradeslink = new moodle_url('/grade/report/grader/index.php', array('id' => $course->id));
$seeallgradeslink = html_writer::link($seeallgradeslink, get_string('seeallcoursegrades', 'grades'));
echo $OUTPUT->box($seeallgradeslink, 'allcoursegrades');
}
+ // Build an array for output.
$studentdata = array();
+ $prevstudentid = null;
+ $grades = null;
+ $timers = null;
+ foreach ($studentattempts as $studentattempt) {
+ if ($studentattempt->userid != $prevstudentid) {
+ $studentdata[$studentattempt->userid] = array();
- // build an array for output
- foreach ($attempts as $attempt) {
- // if the user is not in the array or if the retry number is not in the sub array, add the data for that try.
- if (!array_key_exists($attempt->userid, $studentdata) || !array_key_exists($attempt->retry, $studentdata[$attempt->userid])) {
- // restore/setup defaults
- $n = 0;
- $timestart = 0;
- $timeend = 0;
- $usergrade = null;
-
- // search for the grade record for this try. if not there, the nulls defined above will be used.
- foreach($grades as $grade) {
- // check to see if the grade matches the correct user
- if ($grade->userid == $attempt->userid) {
- // see if n is = to the retry
- if ($n == $attempt->retry) {
- // get grade info
- $usergrade = round($grade->grade, 2); // round it here so we only have to do it once
- break;
- }
- $n++; // if not equal, then increment n
- }
- }
- $n = 0;
- // search for the time record for this try. if not there, the nulls defined above will be used.
- foreach($times as $time) {
- // check to see if the grade matches the correct user
- if ($time->userid == $attempt->userid) {
- // see if n is = to the retry
- if ($n == $attempt->retry) {
- // get grade info
- $timeend = $time->lessontime;
- $timestart = $time->starttime;
- break;
- }
- $n++; // if not equal, then increment n
- }
- }
-
- // build up the array.
- // this array represents each student and all of their tries at the lesson
- $studentdata[$attempt->userid][$attempt->retry] = array( "timestart" => $timestart,
- "timeend" => $timeend,
- "grade" => $usergrade,
- "try" => $attempt->retry,
- "userid" => $attempt->userid);
+ // Get the grades and timers for this user.
+ $params = array("lessonid" => $lesson->id, "userid" => $studentattempt->userid);
+ $grades = $DB->get_records("lesson_grades", $params, "completed");
+ $grades = array_values($grades);
+ $timers = $DB->get_records("lesson_timer", $params, "starttime");
+ $timers = array_values($timers);
}
+
+ if (isset($grades[$studentattempt->try])) {
+ $grade = $grades[$studentattempt->try]->grade;
+ } else {
+ $grade = null;
+ }
+
+ if (isset($timers[$studentattempt->try])) {
+ $timestart = $timers[$studentattempt->try]->starttime;
+ $timeend = $timers[$studentattempt->try]->lessontime;
+ } else {
+ $timestart = "";
+ $timeend = "";
+ }
+
+ $studentdata[$studentattempt->userid][$studentattempt->try] = array( "firstname" => $studentattempt->firstname,
+ "lastname" => $studentattempt->lastname,
+ "timestart" => $timestart,
+ "timeend" => $timeend,
+ "grade" => $grade,
+ "try" => $studentattempt->try,
+ "userid" => $studentattempt->userid
+ );
+ $prevstudentid = $studentattempt->userid;
}
- $attempts->close();
- // set all the stats variables
+ $studentattempts->close();
+
+ // Set all the stats variables.
$numofattempts = 0;
$avescore = 0;
$avetime = 0;
@@ -235,83 +216,86 @@ if ($action === 'delete') {
$table = new html_table();
- // set up the table object
+ // Set up the table object.
$table->head = array(get_string('name'), get_string('attempts', 'lesson'), get_string('highscore', 'lesson'));
$table->align = array('center', 'left', 'left');
$table->wrap = array('nowrap', 'nowrap', 'nowrap');
$table->attributes['class'] = 'standardtable generaltable';
$table->size = array(null, '70%', null);
- // print out the $studentdata array
- // going through each student that has attempted the lesson, so, each student should have something to be displayed
- foreach ($students as $student) {
- // check to see if the student has attempts to print out
- if (array_key_exists($student->id, $studentdata)) {
- // set/reset some variables
- $attempts = array();
- // gather the data for each user attempt
- $bestgrade = 0;
- $bestgradefound = false;
- // $tries holds all the tries/retries a student has done
- $tries = $studentdata[$student->id];
- $studentname = fullname($student, true);
- foreach ($tries as $try) {
- // start to build up the checkbox and link
- if (has_capability('mod/lesson:edit', $context)) {
- $temp = ' ';
- } else {
- $temp = '';
+ $prevstudentid = null;
+ foreach ($studentdata as $userid => $tries) {
+ // Set/reset some variables.
+ $attempts = array();
+ $bestgrade = 0;
+ $studentname = "";
+
+ foreach ($tries as $n => $try) {
+ if ($n == 0) {
+ $student = $DB->get_record('user', array("id" => $try["userid"]));
+ $studentname = fullname($student, true);
+ }
+
+ // Start to build up the checkbox and link.
+ if (has_capability('mod/lesson:edit', $context)) {
+ $temp = ' ';
+ } else {
+ $temp = '';
+ }
+
+ $temp .= "id&action=reportdetail&";
+ $temp .= "userid=".$try['userid']."&try=".$try['try']." class=\"lesson-attempt-link\">";
+ if ($try["grade"] !== null) { // If null then not done yet.
+ // This is what the link does when the user has completed the try.
+ $timetotake = $try["timeend"] - $try["timestart"];
+
+ $temp .= $try["grade"]."%";
+ if ($try["grade"] > $bestgrade) {
+ $bestgrade = $try["grade"];
}
-
- $temp .= "id&action=reportdetail&userid=".$try['userid']
- .'&try='.$try['try'].'" class="lesson-attempt-link">';
- if ($try["grade"] !== null) { // if null then not done yet
- // this is what the link does when the user has completed the try
- $timetotake = $try["timeend"] - $try["timestart"];
-
- $temp .= $try["grade"]."%";
- $bestgradefound = true;
- if ($try["grade"] > $bestgrade) {
- $bestgrade = $try["grade"];
- }
+ if (empty($try["timestart"])) {
+ $temp .= " ---";
+ $temp .= ", (---)";
+ } else {
$temp .= " ".userdate($try["timestart"]);
$temp .= ", (".format_time($timetotake).")";
- } else {
- // this is what the link does/looks like when the user has not completed the try
- $temp .= get_string("notcompleted", "lesson");
- $temp .= " ".userdate($try["timestart"])."";
- $timetotake = null;
}
- // build up the attempts array
- $attempts[] = $temp;
+ } else {
+ // This is what the link does/looks like when the user has not completed the try.
+ $temp .= get_string("notcompleted", "lesson");
+ $temp .= " ".userdate($try["timestart"])."";
+ $timetotake = null;
+ }
+ // Build up the attempts array.
+ $attempts[] = $temp;
- // run these lines for the stats only if the user finnished the lesson
- if ($try["grade"] !== null) {
- $numofattempts++;
- $avescore += $try["grade"];
- $avetime += $timetotake;
- if ($try["grade"] > $highscore || $highscore === null) {
- $highscore = $try["grade"];
- }
- if ($try["grade"] < $lowscore || $lowscore === null) {
- $lowscore = $try["grade"];
- }
- if ($timetotake > $hightime || $hightime == null) {
- $hightime = $timetotake;
- }
- if ($timetotake < $lowtime || $lowtime == null) {
- $lowtime = $timetotake;
- }
+ // Run these lines for the stats only if the user finnished the lesson.
+ if ($try["grade"] !== null) {
+ $numofattempts++;
+ $avescore += $try["grade"];
+ $avetime += $timetotake;
+ if ($try["grade"] > $highscore || $highscore === null) {
+ $highscore = $try["grade"];
+ }
+ if ($try["grade"] < $lowscore || $lowscore === null) {
+ $lowscore = $try["grade"];
+ }
+ if ($timetotake > $hightime || $hightime == null) {
+ $hightime = $timetotake;
+ }
+ if ($timetotake < $lowtime || $lowtime == null) {
+ $lowtime = $timetotake;
}
}
- // get line breaks in after each attempt
- $attempts = implode("
\n", $attempts);
- // add it to the table data[] object
- $table->data[] = array($studentname, $attempts, $bestgrade."%");
}
+ // Get line breaks in after each attempt.
+ $attempts = implode("
\n", $attempts);
+ // Add it to the table data[] object.
+ $table->data[] = array($studentname, $attempts, $bestgrade."%");
+
}
- $students->close();
- // print it all out !
+
+ // Print it all out!
if (has_capability('mod/lesson:edit', $context)) {
echo "