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MDL-32240 quiz editing: check permissions questions are added.

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We also check permissions when removing questions from the quiz, so that
we do not let users make mistakes they cannot immediately undo.
This commit is contained in:
Tim Hunt
2012-03-29 14:14:12 +01:00
parent 51c5e6057c
commit 76cf77e4d3
8 changed files with 120 additions and 39 deletions
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lib/questionlib.php
+23 -3
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@@ -1047,10 +1047,13 @@ function question_make_default_categories($contexts) {
} else {
$category = question_get_default_category($context->id);
}
if ($preferredlevels[$context->contextlevel] > $preferredness && has_any_capability(
array('moodle/question:usemine', 'moodle/question:useall'), $context)) {
$thispreferredness = $preferredlevels[$context->contextlevel];
if (has_any_capability(array('moodle/question:usemine', 'moodle/question:useall'), $context)) {
$thispreferredness += 10;
}
if ($thispreferredness > $preferredness) {
$toreturn = $category;
$preferredness = $preferredlevels[$context->contextlevel];
$preferredness = $thispreferredness;
}
}
@@ -1575,6 +1578,23 @@ class question_edit_contexts {
return $this->having_one_cap(self::$caps[$tabname]);
}
/**
* @return those contexts where a user can add a question and then use it.
*/
public function having_add_and_use() {
$contextswithcap = array();
foreach ($this->allcontexts as $context) {
if (!has_capability('moodle/question:add', $context)) {
continue;
}
if (!has_any_capability(array('moodle/question:useall', 'moodle/question:usemine'), $context)) {
continue;
}
$contextswithcap[] = $context;
}
return $contextswithcap;
}
/**
* Has at least one parent context got the cap $cap?
*