/**
* Constructor
*
* @param string $elementName Element name
* @param mixed $elementLabel Label(s) for an element
* @param array $options Options to control the element's display
* @param mixed $attributes Either a typical HTML attribute string or an associative array.
*/
public function __construct($elementName = null, $elementLabel = null, $options = array(), $attributes = null)
{
$validoptions = array();
if (!empty($options)) {
// Only execute it when the element was created and $options has values set by user.
// In onQuickFormEvent() we make sure that $options is not empty even if developer left it empty.
$showstandard = core_tag_tag::BOTH_STANDARD_AND_NOT;
if (isset($options['showstandard'])) {
$showstandard = $options['showstandard'];
} else {
if (isset($options['display'])) {
debugging('Option "display" is deprecated, each tag area can be configured to show standard tags or not ' . 'by admin or manager. If it is necessary for the developer to override it, please use "showstandard" option', DEBUG_DEVELOPER);
if ($options['display'] === self::NOOFFICIAL) {
$showstandard = core_tag_tag::HIDE_STANDARD;
} else {
if ($options['display'] === self::ONLYOFFICIAL) {
$showstandard = core_tag_tag::STANDARD_ONLY;
}
}
} else {
if (!empty($options['component']) && !empty($options['itemtype'])) {
$showstandard = core_tag_area::get_showstandard($options['component'], $options['itemtype']);
}
}
}
$this->tagsoptions = $options;
$this->showstandard = $showstandard != core_tag_tag::HIDE_STANDARD;
if ($this->showstandard) {
$validoptions = $this->load_standard_tags();
}
// Option 'tags' allows us to type new tags.
$attributes['tags'] = $showstandard != core_tag_tag::STANDARD_ONLY;
$attributes['multiple'] = 'multiple';
$attributes['placeholder'] = get_string('entertags', 'tag');
$attributes['showsuggestions'] = $this->showstandard;
}
parent::__construct($elementName, $elementLabel, $validoptions, $attributes);
}
