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navigation MDLSITE-970 Check module support function exists before calling it

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This commit is contained in:
Sam Hemelryk
2010-10-01 06:22:08 +00:00
parent a653bd6d33
commit 02848cbf4a
1 changed files with 1 additions and 1 deletions
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lib/navigationlib.php
+1 -1
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@@ -3106,7 +3106,7 @@ class settings_navigation extends navigation_node {
// Add a backup link
$featuresfunc = $this->page->activityname.'_supports';
if ($featuresfunc(FEATURE_BACKUP_MOODLE2) && has_capability('moodle/backup:backupactivity', $this->page->cm->context)) {
if (function_exists($featuresfunc) && $featuresfunc(FEATURE_BACKUP_MOODLE2) && has_capability('moodle/backup:backupactivity', $this->page->cm->context)) {
$url = new moodle_url('/backup/backup.php', array('id'=>$this->page->cm->course, 'cm'=>$this->page->cm->id));
$modulenode->add(get_string('backup'), $url, self::TYPE_SETTING);
}