diff --git a/mod/lesson/report.php b/mod/lesson/report.php
index 2ef9fa1ce8c..3efbeeb87db 100644
--- a/mod/lesson/report.php
+++ b/mod/lesson/report.php
@@ -1,4 +1,5 @@
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);
@@ -42,26 +43,28 @@ $context = context_module::instance($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, $sortparams) = users_order_by_sql('u');
-list($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 $sort";
-$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()) {
+ $students = $DB->get_recordset_sql($sql, $params);
+ if (!$students->valid()) {
+ $nothingtodisplay = true;
+ }
+} else {
$nothingtodisplay = true;
}
-$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', $pageid);
@@ -74,6 +77,19 @@ if ($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)) {
@@ -88,9 +104,9 @@ 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 => $tries) {
// Modifier IS VERY IMPORTANT! What does it do?
@@ -98,14 +114,13 @@ if ($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 = $DB->get_records_sql("SELECT id FROM {lesson_timer}
WHERE userid = :userid AND lessonid = :lessonid
@@ -115,8 +130,7 @@ if ($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, $try, 1);
@@ -124,21 +138,18 @@ if ($action === 'delete') {
if ($grades) {
$grade = reset($grades);
$DB->delete_records('lesson_grades', array('id' => $grade->id));
- $params = array('gradeid' => $grade->id, 'lessonid' => $lesson->id, 'userid' => $userid);
- $DB->delete_records('lesson_high_scores', $params);
+ $DB->delete_records('lesson_high_scores', array('gradeid' => $grade->id, 'lessonid' => $lesson->id, 'userid' => $userid));
}
- // 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));
- $sql = "UPDATE {lesson_attempts} SET retry = retry - 1 WHERE userid = ? AND lessonid = ? AND retry > ?";
- $DB->execute($sql, array($userid, $lesson->id, $try));
+ $DB->execute("UPDATE {lesson_attempts} SET retry = retry - 1 WHERE userid = ? AND lessonid = ? AND retry > ?", array($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));
- $sql = "UPDATE {lesson_branch} SET retry = retry - 1 WHERE userid = ? AND lessonid = ? AND retry > ?";
- $DB->execute($sql, array($userid, $lesson->id, $try));
+ $DB->execute("UPDATE {lesson_branch} SET retry = retry - 1 WHERE userid = ? AND lessonid = ? AND retry > ?", array($userid, $lesson->id, $try));
- // Update central gradebook.
+ /// update central gradebook
lesson_update_grades($lesson, $userid);
$modifier++;
@@ -146,7 +157,7 @@ if ($action === 'delete') {
}
}
}
- redirect(new moodle_url($PAGE->url, array('action' => 'reportoverview')));
+ redirect(new moodle_url($PAGE->url, array('action'=>'reportoverview')));
} else if ($action === 'reportoverview') {
/**************************************************************************
@@ -155,57 +166,65 @@ if ($action === 'delete') {
echo $lessonoutput->header($lesson, $cm, $action, false, null, get_string('overview', 'lesson'));
groups_print_activity_menu($cm, $url);
- $coursecontext = context_course::instance($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));
+ $course_context = context_course::instance($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));
$seeallgradeslink = html_writer::link($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();
- // 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);
+ // 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" => $attempt->userid);
}
-
- if (isset($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;
}
- $studentattempts->close();
-
- // Set all the stats variables.
+ $attempts->close();
+ // set all the stats variables
$numofattempts = 0;
$avescore = 0;
$avetime = 0;
@@ -216,86 +235,83 @@ if ($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);
- $prevstudentid = null;
- foreach ($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 = $try["grade"];
- }
- if (empty($try["timestart"])) {
- $temp .= " ---";
- $temp .= ", (---)";
+ // 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 = '';
+ }
+
+ $temp .= "id&action=reportdetail&userid=".$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"];
+ }
$temp .= " ".userdate($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;
}
- } 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;
+ // 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."%");
-
}
-
- // Print it all out!
+ $students->close();
+ // print it all out !
if (has_capability('mod/lesson:edit', $context)) {
echo "