When a quiz is closing within the next 24 hours, a small countdown

is shown in the titlebar (drawn with javascript).

An alert is shown at ten minutes, and zero minutes.

This doesn't prevent students from doing anything, but it serves
as a reminder and just looks cool.  ;-)

diff --git a/lang/en/quiz.php b/lang/en/quiz.php
index be6ed3791c2d85e8e6bf62e564f9100eec2d7231..8c562f5c4fb610a27987c3a2d3ada282e48ab9b3 100644 (file)
--- a/lang/en/quiz.php
+++ b/lang/en/quiz.php
@@ -40,6 +40,9 @@ $string['choice'] = "Choice";
 $string['choices'] = "Available choices";
 $string['correctanswer'] = "Correct answer";
 $string['correctanswers'] = "Correct answers";
+$string['countdown'] = "Countdown";
+$string['countdownfinished'] = "The quiz is closing, you should submit your answers now.";
+$string['countdowntenminutes'] = "The quiz will be closing in ten minutes.";
 $string['createmultiple'] = "Create multiple questions";
 $string['createnewquestion'] = "Create new question";
 $string['custom'] = "Custom format";

diff --git a/mod/quiz/attempt.php b/mod/quiz/attempt.php
index 03b80fffcb8e92d84d539f8c655dae5fb5fa1f8e..c16c8818ef96fcbe4fa70174ed5095f62a78248b 100644 (file)
--- a/mod/quiz/attempt.php
+++ b/mod/quiz/attempt.php
@@ -173,13 +173,20 @@
     }
 
     print_heading(get_string("attempt", "quiz", $numattempts));
-
     print_simple_box(text_to_html($quiz->intro), "CENTER");
 
 
+/// Add the javascript timer in the title bar if the closing time appears close
+
+    $secondsleft = $quiz->timeclose - time();
+    if ($secondsleft > 0 and $secondsleft < 24*3600) {  // less than a day remaining
+        include("jsclock.php");
+    }
+
+
 /// Print all the questions
 
-    echo "<BR>";
+    echo "<br />";
 
     if (! quiz_print_quiz_questions($quiz)) {
         print_continue("view.php?id=$cm->id");

diff --git a/mod/quiz/jsclock.php b/mod/quiz/jsclock.php
new file mode 100644 (file)
index 0000000..3929452
--- /dev/null
+++ b/mod/quiz/jsclock.php
@@ -0,0 +1,63 @@
+<script language="javascript">\r
+<!--\r
+/// This Javascript clock provides a little countdown in the title bar\r
+\r
+var timerID = null;\r
+var timerRunning = false;\r
+var secondsleft = <?php echo $secondsleft ?>;\r
+var titleafter  = '<?php echo $quiz->name ?>';\r
+var titlebefore = '<?php echo get_string("countdown", "quiz").": " ?>';\r
+var alertmessage  = '<?php print_string("countdownfinished", "quiz") ?>';\r
+var alertmessage10  = '<?php print_string("countdowntenminutes", "quiz") ?>';\r
+\r
+function stopclock() {\r
+    if (timerRunning) {\r
+        clearTimeout(timerID);\r
+        timerRunning = false;\r
+    }\r
+}\r
+\r
+function startclock() {\r
+    stopclock();\r
+    showtime();\r
+}\r
+\r
+function showtime() {\r
+\r
+    secondsleft = secondsleft - 1;\r
+\r
+    if (secondsleft == 600) {\r
+        alert(alertmessage10);\r
+    }\r
+\r
+    if (secondsleft == 0) {\r
+        stopclock();\r
+        document.title = titleafter;\r
+        return alert(alertmessage);\r
+\r
+    } else {\r
+        current = secondsleft;\r
+\r
+        var hours = Math.floor( current / 3600 );\r
+        current = current - (hours*3600);\r
+    \r
+        var minutes =   Math.floor( current / 60 );\r
+        current = current - (minutes*60);\r
+    \r
+        var seconds = current;\r
+    \r
+        var timeValue = "" + hours;\r
+        timeValue  += ((minutes < 10) ? ":0" : ":") + minutes;\r
+        timeValue  += ((seconds < 10) ? ":0" : ":") + seconds;\r
+    \r
+        document.title = titlebefore+timeValue+' '+titleafter;\r
+        timerID = setTimeout("showtime()",1000);\r
+        timerRunning = true;\r
+    }\r
+}\r
+\r
+document.onLoad = startclock();\r
+\r
+\r
+// -- End of JavaScript code -------------- -->\r
+</script>\r