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updated report to find the times in timer table, now much more accurate. Also fixed a sesskey problem

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This commit is contained in:
michaelpenne 2005-02-25 19:12:39 +00:00
parent ff2978cea0
commit 5f3b3a084a
1 changed files with 64 additions and 21 deletions
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85
mod/lesson/report.php
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@ -40,6 +40,10 @@
if (! $grades = get_records('lesson_grades', 'lessonid', $lesson->id, 'completed')) {
$grades = array();
}
if (! $times = get_records('lesson_timer', 'lessonid', $lesson->id, 'starttime')) {
$times = array();
}
// make sure people are where they should be
require_login($course->id, false);
@ -56,6 +60,7 @@
}
$button = '<form target="'. $CFG->framename .'" method="get" action="'. $CFG->wwwroot .'/course/mod.php">'.
'<input type="hidden" name="update" value="'. $cm->id .'" />'.
'<input type="hidden" name="sesskey" value="'. $USER->sesskey .'" />'.
'<input type="hidden" name="return" value="true" />'.
'<input type="submit" value="'. get_string('editlessonsettings', 'lesson') .'" /></form>';
@ -85,7 +90,8 @@
if (!array_key_exists($attempt->userid, $studentdata) || !array_key_exists($attempt->retry, $studentdata[$attempt->userid])) {
// restore/setup defaults
$n = 0;
$timeend = NULL;
$timestart = 0;
$timeend = 0;
$usergrade = NULL;
// search for the grade record for this try. if not there, the nulls defined above will be used.
@ -95,31 +101,46 @@
// see if n is = to the retry
if ($n == $attempt->retry) {
// get grade info
$timeend = $grade->completed;
$usergrade = $grade->grade;
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" => $attempt->timeseen,
$studentdata[$attempt->userid][$attempt->retry] = array( "timestart" => $timestart,
"timeend" => $timeend,
"grade" => $usergrade,
"try" => $attempt->retry,
"userid" => $attempt->userid);
}
}
// set all the stats variables to 0
// set all the stats variables
$numofattempts = 0;
$avescore = 0;
$avetime = 0;
$highscore = 0;
$lowscore = 1000000000000; // silly, but should work
$hightime = 0;
$lowtime = 1000000000000; // :)
$table = new stdClass;
$avescore = 0;
$avetime = 0;
$highscore = NULL;
$lowscore = NULL;
$hightime = NULL;
$lowtime = NULL;
$table = new stdClass;
// set up the table object
$table->head = array(get_string('studentname', 'lesson', $course->student), get_string('attempts', 'lesson'), get_string('highscore', 'lesson'));
@ -150,7 +171,7 @@
// userid to the userid which was clicked, and sets hidden form variables try, timetotake, completed, and grade
$temp = "<a href=\"javascript: document.forms['overview'].elements['userid'].value = '".$try["userid"]."'; ".
"document.forms['overview'].elements['try'].value = '".$try["try"]."'; ";
if ($try["grade"] != NULL && $try["timeend"] != NULL) { // basically, both will be set, or both will be null. Both are based on same thing
if ($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"];
@ -185,16 +206,16 @@
$numofattempts++;
$avescore += $try["grade"];
$avetime += $timetotake;
if ($try["grade"] > $highscore) {
if ($try["grade"] > $highscore || $highscore == NULL) {
$highscore = $try["grade"];
}
if ($try["grade"] < $lowscore) {
if ($try["grade"] < $lowscore || $lowscore == NULL) {
$lowscore = $try["grade"];
}
if ($timetotake > $hightime) {
if ($timetotake > $hightime || $hightime == NULL) {
$hightime = $timetotake;
}
if ($timetotake < $lowtime) {
if ($timetotake < $lowtime || $lowtime == NULL) {
$lowtime = $timetotake;
}
}
@ -217,11 +238,33 @@
echo "</form>";
// some stat calculations
$avescore = format_float($avescore/$numofattempts, 2, ".", ",");
$avetime = format_float($avetime/$numofattempts, 0, ".", ",");
$avetime = format_time($avetime);
$hightime = format_time($hightime);
$lowtime = format_time($lowtime);
if ($numofattempts == 0) {
$avescore = get_string("notcompleted", "lesson");
} else {
$avescore = format_float($avescore/$numofattempts, 2, ".", ",");
}
if ($avetime == NULL) {
$avetime = get_string("notcompleted", "lesson");
} else {
$avetime = format_float($avetime/$numofattempts, 0, ".", ",");
$avetime = format_time($avetime);
}
if ($hightime == NULL) {
$hightime = get_string("notcompleted", "lesson");
} else {
$hightime = format_time($hightime);
}
if ($lowtime == NULL) {
$lowtime = get_string("notcompleted", "lesson");
} else {
$lowtime = format_time($lowtime);
}
if ($highscore == NULL) {
$highscore = get_string("notcompleted", "lesson");
}
if ($lowscore == NULL) {
$lowscore = get_string("notcompleted", "lesson");
}
// output the stats
print_heading(get_string('lessonstats', 'lesson'));