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21 changes: 14 additions & 7 deletions lib.php
Original file line number Diff line number Diff line change
Expand Up @@ -101,8 +101,11 @@ class format_onetopic extends core_courseformat\base {
/** @var array Messages to display */
public static $formatmsgs = [];

/** @var stdClass Onetopic-specific extra section information */
private $parentsections = null;
/** @var array Onetopic-specific extra section information */
private $parentsections = [];

/** @var course_modinfo|null Mod info used to calculate parent sections */
private $parentsectionsmodinfo = null;

/** @var array Modules used in template */
public $tplcmsused = [];
Expand Down Expand Up @@ -1178,14 +1181,16 @@ public function get_config_for_external() {
*/
public function fot_get_sections_extra() {

if (isset($this->parentsections)) {
$modinfo = $this->courseid ? $this->get_modinfo() : null;

if ($this->parentsectionsmodinfo == $modinfo) {
return $this->parentsections;
}

$course = $this->get_course();
$realcoursedisplay = property_exists($course, 'realcoursedisplay') ? $course->realcoursedisplay : false;
$firstsection = ($realcoursedisplay == COURSE_DISPLAY_MULTIPAGE) ? 1 : 0;
$sections = $this->get_sections();
$sections = $modinfo->get_section_info_all();
$parentsections = [];
$level0section = null;
foreach ($sections as $section) {
Expand All @@ -1195,9 +1200,10 @@ public function fot_get_sections_extra() {
} else {
$parent = $level0section;
}
$parentsections[$section->section] = $parent;
$parentsections[$section->id] = $parent ? $parent->id : null;
}
$this->parentsections = $parentsections;
$this->parentsectionsmodinfo = $modinfo;
return $parentsections;
}

Expand All @@ -1222,8 +1228,9 @@ public function section_get_available_hook(section_info $section, &$available, &

// The tab visibility depend of parent visibility.
$parentsections = $this->fot_get_sections_extra();
$parent = $parentsections[$section->section];
if ($parent) {
$parentid = $parentsections[$section->id];
if ($parentid) {
$parent = $section->modinfo->get_section_info_by_id($parentid);
if (!($parent->visible && $parent->available)) {
$available = false;
if (!$parent->uservisible) {
Expand Down
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