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Code Issues Projects Releases Wiki Activity

It is now no longer possible to add or delete questions in a quiz that students have already attempted, see http://moodle.org/mod/forum/discuss.php?d=16479#86488

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This commit is contained in:
gustav_delius 2005-02-05 21:03:04 +00:00
parent 7f3c54ab17
commit b37cacae47
2 changed files with 40 additions and 18 deletions

50
mod/quiz/edit.php

@ -196,6 +196,36 @@
$strediting = get_string('editquestions', "quiz");
// Print basic page layout.
if (isset($modform->instance) and record_exists_sql("SELECT * FROM {$CFG->prefix}quiz_attempts WHERE quiz = '$modform->instance' AND NOT (userid = '$USER->id') LIMIT 1")){
// one column layout with table of questions used in this quiz
print_header_simple($strediting, '',
"<a href=\"index.php?id=$course->id\">$strquizzes</a>".
" -> <a href=\"view.php?q=$modform->instance\">$modform->name</a>".
" -> $strediting");
print_simple_box_start("center");
print_heading($modform->name);
$attemptcount = count_records_select("quiz_attempts", "quiz = '$modform->instance' AND timefinish > 0");
$strviewallanswers = get_string("viewallanswers","quiz",$attemptcount);
$strattemptsexist = get_string("attemptsexist","quiz");
$usercount = count_records("quiz_grades", "quiz", "$modform->instance");
$strusers = get_string("users");
if (! $cm = get_coursemodule_from_instance("quiz", $modform->instance, $course->id)) {
error("Course Module ID was incorrect");
}
notify("$strattemptsexist<br /><a href=\"report.php?id=$cm->id\">$strviewallanswers ($usercount $strusers)</a>");
$sumgrades = quiz_print_question_list($modform->questions, $modform->grades, false);
if (!set_field('quiz', 'sumgrades', $sumgrades, 'id', $modform->instance)) {
error('Failed to set sumgrades');
}
print_simple_box_end();
print_continue('view.php?q='.$modform->instance);
print_footer($course);
exit;
}
if (!isset($modform->instance)) {
// one column layout for non-quiz-specific editing page
@ -220,18 +250,8 @@
error('Failed to set sumgrades');
}
if ($attemptcount = count_records_select("quiz_attempts", "quiz = '$modform->instance' AND timefinish > 0")) {
$strviewallanswers = get_string("viewallanswers","quiz",$attemptcount);
$strattemptsexist = get_string("attemptsexist","quiz");
$usercount = count_records("quiz_grades", "quiz", "$modform->instance");
$strusers = get_string("users");
if (! $cm = get_coursemodule_from_instance("quiz", $modform->instance, $course->id)) {
error("Course Module ID was incorrect");
}
notify("$strattemptsexist<br /><a href=\"report.php?id=$cm->id\">$strviewallanswers ($usercount $strusers)</a>");
}
print_simple_box_end();
print_continue('view.php?q='.$modform->instance);
echo '</td><td valign="top" width="50%">';
}
// non-quiz-specific column
@ -246,15 +266,15 @@
quiz_print_cat_question_list($modform->category,
isset($modform->instance), $modform->recurse, $page, $perpage);
print_simple_box_end();
echo '</td></tr>';
echo '</table>';
if (!isset($modform->instance)) {
print_continue("index.php?id=$modform->course");
} else {
print_continue('view.php?q='.$modform->instance);
}
echo '</td></tr>';
echo '</table>';
print_footer($course);
?>

8
mod/quiz/locallib.php

@ -1132,7 +1132,7 @@ function quiz_gradesmenu_options($defaultgrade) {
return $gradesmenu;
}
function quiz_print_question_list($questionlist, $grades) {
function quiz_print_question_list($questionlist, $grades, $allowdelete=true) {
// Prints a list of quiz questions in a small layout form with knobs
// returns sum of maximum grades
// $questionlist is comma-separated list
@ -1212,8 +1212,10 @@ function quiz_print_question_list($questionlist, $grades) {
if ($canedit) {
echo "<a title=\"$stredit\" href=\"question.php?id=$qnum\">
<img src=\"../../pix/t/edit.gif\" border=\"0\" alt=\"$stredit\" /></a>&nbsp;";
echo "<a title=\"$strdelete\" href=\"edit.php?delete=$qnum&amp;sesskey=$USER->sesskey\">
<img src=\"../../pix/t/delete.gif\" border=\"0\" alt=\"$strdelete\" /></a>&nbsp;";
if ($allowdelete) {
echo "<a title=\"$strdelete\" href=\"edit.php?delete=$qnum&amp;sesskey=$USER->sesskey\">
<img src=\"../../pix/t/delete.gif\" border=\"0\" alt=\"$strdelete\" /></a>&nbsp;";
}
echo "<a title=\"$strpreview\" href=\"#\" onClick=\"openpopup('/mod/quiz/preview.php?id=$qnum','$strpreview','scrollbars=yes,resizable=yes,width=700,height=480', false)\">
<img src=\"../../pix/t/preview.gif\" border=\"0\" alt=\"$strpreview\" /></a>";
}