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MDL-59140 core: limit the number of courses shown in the navigation

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If the user is enrolled in more courses than the limit then a 'More...'
link is displayed which takes the user to the course/index.php page.
This commit is contained in:
Mark Nelson 2017-06-09 12:56:25 +08:00 committed by Dan Poltawski
parent c0a9edbd18
commit fa238237a0
1 changed files with 17 additions and 2 deletions
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19
lib/navigationlib.php
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@ -84,6 +84,8 @@ class navigation_node implements renderable {
const COURSE_MY = 1;
/** var int Course the current user is currently viewing */
const COURSE_CURRENT = 2;
/** var string The course index page navigation node */
const COURSE_INDEX_PAGE = 'courseindexpage';
/** @var int Parameter to aid the coder in tracking [optional] */
public $id = null;
@ -430,7 +432,7 @@ class navigation_node implements renderable {
public function build_flat_navigation_list(flat_navigation $nodes, $showdivider = false) {
if ($this->showinflatnavigation) {
$indent = 0;
if ($this->type == self::TYPE_COURSE) {
if ($this->type == self::TYPE_COURSE || $this->key == self::COURSE_INDEX_PAGE) {
$indent = 1;
}
$flat = new flat_navigation_node($this, $indent);
@ -2892,6 +2894,9 @@ class global_navigation extends navigation_node {
*/
protected function load_courses_enrolled() {
global $CFG;
$limit = (int) $CFG->navcourselimit;
$sortorder = 'visible DESC';
// Prevent undefined $CFG->navsortmycoursessort errors.
if (empty($CFG->navsortmycoursessort)) {
@ -2900,7 +2905,9 @@ class global_navigation extends navigation_node {
// Append the chosen sortorder.
$sortorder = $sortorder . ',' . $CFG->navsortmycoursessort . ' ASC';
$courses = enrol_get_my_courses('*', $sortorder);
if (count($courses) && $this->show_my_categories()) {
$numcourses = count($courses);
$courses = array_slice($courses, 0, $limit);
if ($numcourses && $this->show_my_categories()) {
// Generate an array containing unique values of all the courses' categories.
$categoryids = array();
foreach ($courses as $course) {
@ -2956,6 +2963,14 @@ class global_navigation extends navigation_node {
foreach ($courses as $course) {
$this->add_course($course, false, self::COURSE_MY);
}
// Show a link to the course page if there are more courses the user is enrolled in.
if ($numcourses > $limit) {
// Adding hash to URL so the link is not highlighted in the navigation when clicked.
$url = new moodle_url('/course/index.php#');
$parent = $this->rootnodes['mycourses'];
$coursenode = $parent->add(get_string('morenavigationlinks'), $url, self::TYPE_CUSTOM, null, self::COURSE_INDEX_PAGE);
$coursenode->showinflatnavigation = true;
}
}
}