function show_view($view)
{
if ($view->end_time) {
$d = $view->end_time - $view->start_time;
$dur = "{$d} seconds";
} else {
$dur = "---";
}
if ($view->result_id) {
$result = BoltResult::lookup_id($view->result_id);
$qs = str_replace("action=answer", "action=answer_page", $result->response);
$score = number_format($result->score * 100);
$x = "<br>Score: {$score}%\n\t\t\t<br><a href=bolt_sched.php?{$qs}>Answer page</a>";
}
echo "<tr>\n\t\t<td valign=top>{$view->id}</td>\n\t\t<td valign=top>" . time_str($view->start_time) . "</td>\n\t\t<td valign=top>{$dur}</td>\n\t\t<td valign=top>{$view->item_name}</td>\n\t\t<td valign=top>" . mode_name($view->mode) . " {$x}</td>\n\t";
//<td valign=top>".phase_name($view->phase)."</td>
echo "\n\t\t<td valign=top>" . action_name($view->action) . "</td>\n\t\t</tr>\n\t";
}
}
}
if ($view->mode == BOLT_MODE_FINISHED) {
show_finished_page($view->id, $view->prev_view_id);
break;
}
$iter = new BoltIter($course_doc);
$iter->decode_state($view->state);
$iter->at();
$mode = $view->mode;
if ($view->item_name == $iter->item->name && $mode == BOLT_MODE_ANSWER) {
// if we're returning to an answer page,
// we need to look up the user's responses and the score.
//
$view_orig = BoltView::lookup_id($view->prev_view_id);
$result = BoltResult::lookup_id($view_orig->result_id);
srand($view_orig->id);
$bolt_ex->query_string = $result->response;
$bolt_ex->score = $result->score;
$bolt_ex->index = 0;
$view_id = create_view($iter, $mode, $view_orig->id);
show_item($iter, $view_id, $view_orig->id, $mode);
} else {
$view_id = create_view($iter, $mode, $view->id);
show_item($iter, $view_id, $view->id, $mode);
}
break;
case 'question':
$view = finalize_view($view_id, BOLT_ACTION_QUESTION);
debug_show_state(unserialize($view->state), "Initial");
$now = time();
function clear()
{
global $course_id;
admin_page_head("Deleting course data");
BoltEnrollment::delete_aux("course_id = {$course_id}");
BoltView::delete_aux("course_id = {$course_id}");
BoltResult::delete_aux("course_id = {$course_id}");
BoltXsetResult::delete_aux("course_id = {$course_id}");
BoltSelectFinished::delete_aux("course_id = {$course_id}");
BoltRefreshRec::delete_aux("course_id = {$course_id}");
BoltQuestion::delete_aux("course_id = {$course_id}");
echo "\n\t\tCourse data deleted.\n\t";
admin_page_tail();
}
function map_gen_ex($uid, $unit, $sb)
{
global $course, $now;
if (frand() < $sb->attr) {
$mode = BOLT_MODE_SHOW;
$action = BOLT_ACTION_NONE;
BoltView::insert("(user_id, course_id, item_name, mode, action, start_time) values ({$uid}, {$course->id}, '{$unit->name}', {$mode}, {$action}, {$now})");
return false;
} else {
$t = $now + urand($sb->time_mean, $sb->time_dev);
$mode = BOLT_MODE_SHOW;
$action = BOLT_ACTION_NEXT;
BoltView::insert("(user_id, course_id, item_name, mode, action, start_time, end_time) values ({$uid}, {$course->id}, '{$unit->name}', {$mode}, {$action}, {$now}, {$t})");
$score = urand($sb->score_mean, $sb->score_dev);
BoltResult::insert("(create_time, user_id, course_id, item_name, score) values ({$now}, {$uid}, {$course->id}, '{$unit->name}', {$score})");
return map_gen_ans($uid, $unit, $sb);
}
}
