/**
* Recursive function to print out all the categories in a nice format
* with or without courses included
*
* @param null $category current category
* @param null $displaylist display list
* @param null $parentslist list of parent categories
* @param $depth depth of the category for indentation purposes
* @param bool $showcourses determines if we display courses and course information
* @param string $branch current output that is stored until visibilty is true. Otherwise this branch output gets destroyed
* @param bool $visible maintains the visibility state of the navigation branch
* @param $output variable used to output html during recursion
* @return mixed
*/
function print_whole_category_manager_list($category = null, $displaylist = null, $parentslist = null, $depth = -1, $showcourses = true, $branch = '', $visible = false, &$output)
{
global $CFG;
// Note: maxcategorydepth == 0 meant no limit.
if (!empty($CFG->maxcategorydepth) && $depth >= $CFG->maxcategorydepth) {
return;
}
if (!$displaylist) {
make_categories_manager_list($displaylist, $parentslist);
}
if ($category) {
if (!has_capability('moodle/category:viewhiddencategories', context_coursecat::instance($category->id)) && $visible) {
$visible = false;
$branch = print_category_manager_info($category, $depth, $showcourses, $visible);
} else {
if ($visible) {
$branch .= print_category_manager_info($category, $depth, $showcourses, $visible);
$output .= $branch;
$branch = '';
} else {
$branch .= print_category_manager_info($category, $depth, $showcourses, $visible);
}
}
} else {
$category = new stdClass();
$category->id = "0";
}
if ($categories = get_child_manager_categories($category->id)) {
// Print all the children recursively.
$countcats = count($categories);
$count = 0;
$first = true;
$last = false;
foreach ($categories as $cat) {
if (has_capability('moodle/category:viewhiddencategories', context_coursecat::instance($cat->id)) && !$visible) {
$visible = true;
}
$count++;
if ($count == $countcats) {
$last = true;
}
$up = $first ? false : true;
$down = $last ? false : true;
$first = false;
print_whole_category_manager_list($cat, $displaylist, $parentslist, $depth + 1, $showcourses, $branch, $visible, $output);
}
} else {
$visible = false;
$depth = 0;
$branch = '';
}
}
}
if ($context->contextlevel != CONTEXT_COURSECAT and $context->contextlevel != CONTEXT_SYSTEM) {
print_error('invalidcontext');
}
// Set the context & setup the page.
$PAGE->set_url("/local/contextadmin/index.php", array("contextid" => $contextid));
$PAGE->set_context($context);
$PAGE->set_pagelayout('standard');
$site = get_site();
$PAGE->set_title("{$site->shortname}");
$PAGE->set_heading($site->fullname);
$PAGE->set_pagelayout('coursecategory');
$renderer = $PAGE->get_renderer('local_contextadmin');
$actions = array();
// Need to load list of categories that this user has access to.
if ($context->contextlevel == CONTEXT_SYSTEM) {
include_once $CFG->dirroot . '/local/contextadmin/locallib.php';
include_once $CFG->dirroot . '/course/lib.php';
$test = '';
print_whole_category_manager_list(null, null, null, 0, false, '', false, $test);
$actions[0] = $test;
echo $renderer->index_page('System Context', $actions);
} else {
if ($context->contextlevel = CONTEXT_COURSECAT) {
// Load category level settings/links.
// Need to check for permission here.
// - 'moodle/site:config'.
// - 'mod/contextadmin:manage', $context, where context is a valid category context for that user.
echo $renderer->index_page('Category Context', $actions);
}
}
