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navigation MDL-20735 Fixed bug that caused exception when modules were added to the front page

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This commit is contained in:
Sam Hemelryk
2009-11-04 01:45:55 +00:00
parent cb5667b414
commit 7eef78def5
1 changed files with 11 additions and 3 deletions
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lib/navigationlib.php
+11 -3
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@@ -1213,9 +1213,12 @@ class global_navigation extends navigation_node {
global $DB, $CFG, $PAGE;
if (!$PAGE->cm && $this->context->contextlevel == CONTEXT_MODULE && $this->context->instanceid) {
$cm = get_coursemodule_from_id('chat', $this->context->instanceid);
$cm->context = $this->context;
// This is risky but we have no other choice... we need that module and the module
// itself hasn't set PAGE->cm (usually set by require_login)
// Chances are this is a front page module.
$cm = get_coursemodule_from_id(false, $this->context->instanceid);
if ($cm) {
$cm->context = $this->context;
$PAGE->set_cm($cm, $PAGE->course);
} else {
debugging('The module has not been set against the page but we are attempting to generate module specific information for navigation', DEBUG_DEVELOPER);
@@ -1233,7 +1236,12 @@ class global_navigation extends navigation_node {
$node = $this->find_child($PAGE->cm->id, self::TYPE_ACTIVITY);
if ($node) {
$node->make_active();
$this->context = $PAGE->course->context;
if (!isset($PAGE->course->context)) {
// If we get here chances we are on a front page module
$this->context = $PAGE->context;
} else {
$this->context = $PAGE->course->context;
}
$file = $CFG->dirroot.'/mod/'.$module->name.'/lib.php';
$function = $module->name.'_extend_navigation';
if (file_exists($file)) {