/**
* Obtains the filename from the moodle_url.
* @param moodle_url $url URL
* @return string Filename only (not escaped)
*/
public function get_filename(moodle_url $url)
{
// Use the 'file' parameter if provided (for links created when
// slasharguments was off). If not present, just use URL path.
$path = $url->get_param('file');
if (!$path) {
$path = $url->get_path();
}
// Remove everything before last / if present. Does not use textlib as / is UTF8-safe.
$slash = strrpos($path, '/');
if ($slash !== false) {
$path = substr($path, $slash + 1);
}
return $path;
}
/**
* @global object
* @param string $default
* @return string
*/
function hsuforum_go_back_to($default)
{
global $SESSION;
if (!empty($SESSION->fromdiscussion) && (!defined(AJAX_SCRIPT) || !AJAX_SCRIPT)) {
// If we have an ajax fromdiscussion session variable then we need to get rid of it because this is not an
// ajax page and we will end up redirecting incorrectly to route.php.
$murl = new moodle_url($SESSION->fromdiscussion);
$path = $murl->get_path();
if (strpos($path, '/mod/hsuforum/route.php') === 0) {
// OK - this is bad, we are not using AJAX but the redirect url is an AJAX url, so kill it.
unset($SESSION->fromdiscussion);
}
}
if (!empty($SESSION->fromdiscussion)) {
$returnto = $SESSION->fromdiscussion;
unset($SESSION->fromdiscussion);
return $returnto;
} else {
return $default;
}
}
/**
* Tests moodle_url::get_path().
*/
public function test_moodle_url_get_path()
{
$url = new moodle_url('http://www.example.org:447/my/file/is/here.txt?really=1');
$this->assertSame('/my/file/is/here.txt', $url->get_path());
$url = new moodle_url('http://www.example.org/');
$this->assertSame('/', $url->get_path());
$url = new moodle_url('http://www.example.org/pluginfile.php/slash/arguments');
$this->assertSame('/pluginfile.php/slash/arguments', $url->get_path());
$this->assertSame('/pluginfile.php', $url->get_path(false));
}
/**
* Returns navigation controls (tabtree) to be displayed on cohort management pages
*
* @param context $context system or category context where cohorts controls are about to be displayed
* @param moodle_url $currenturl
* @return null|renderable
*/
function cohort_edit_controls(context $context, moodle_url $currenturl)
{
$tabs = array();
$currenttab = 'view';
$viewurl = new moodle_url('/cohort/index.php', array('contextid' => $context->id));
if ($searchquery = $currenturl->get_param('search')) {
$viewurl->param('search', $searchquery);
}
if ($context->contextlevel == CONTEXT_SYSTEM) {
$tabs[] = new tabobject('view', new moodle_url($viewurl, array('showall' => 0)), get_string('systemcohorts', 'cohort'));
$tabs[] = new tabobject('viewall', new moodle_url($viewurl, array('showall' => 1)), get_string('allcohorts', 'cohort'));
if ($currenturl->get_param('showall')) {
$currenttab = 'viewall';
}
} else {
$tabs[] = new tabobject('view', $viewurl, get_string('cohorts', 'cohort'));
}
if (has_capability('moodle/cohort:manage', $context)) {
$addurl = new moodle_url('/cohort/edit.php', array('contextid' => $context->id));
$tabs[] = new tabobject('addcohort', $addurl, get_string('addcohort', 'cohort'));
if ($currenturl->get_path() === $addurl->get_path() && !$currenturl->param('id')) {
$currenttab = 'addcohort';
}
$uploadurl = new moodle_url('/cohort/upload.php', array('contextid' => $context->id));
$tabs[] = new tabobject('uploadcohorts', $uploadurl, get_string('uploadcohorts', 'cohort'));
if ($currenturl->get_path() === $uploadurl->get_path()) {
$currenttab = 'uploadcohorts';
}
}
if (count($tabs) > 1) {
return new tabtree($tabs, $currenttab);
}
return null;
}
