id = $ID;
        $this->type = strtolower(substr(strrchr(get_class($this), '\\'), 1));
        $this->params['do'] = $this->type;
        if(!actionOK($this->type)) throw new \RuntimeException("action disabled: {$this->type}");
    }
    /**
     * Return this item's label
     *
     * When the label property was set, it is simply returned. Otherwise, the action's type
     * is used to look up the translation in the main language file and, if used, the replacement
     * is applied.
     *
     * @return string
     */
    public function getLabel() {
        if($this->label !== '') return $this->label;
        /** @var array $lang */
        global $lang;
        $label = $lang['btn_' . $this->type];
        if(strpos($label, '%s')) {
            $label = sprintf($label, $this->replacement);
        }
        if($label === '') $label = '[' . $this->type . ']';
        return $label;
    }
    /**
     * Return the link this item links to
     *
     * Basically runs wl() on $id and $params. However if the ID is a hash it is used directly
     * as the link
     *
     * Please note that the generated URL is *not* XML escaped.
     *
     * @see wl()
     * @return string
     */
    public function getLink() {
        if($this->id[0] == '#') {
            return $this->id;
        } else {
            return wl($this->id, $this->params, false, '&');
        }
    }
    /**
     * Convenience method to get the attributes for constructing an  element
     *
     * @see buildAttributes()
     * @param string|false $classprefix create a class from type with this prefix, false for no class
     * @return array
     */
    public function getLinkAttributes($classprefix = 'menuitem ') {
        $attr = array(
            'href' => $this->getLink(),
            'title' => $this->getLabel(),
        );
        if($this->isNofollow()) $attr['rel'] = 'nofollow';
        if($this->getAccesskey()) {
            $attr['accesskey'] = $this->getAccesskey();
            $attr['title'] .= ' [' . $this->getAccesskey() . ']';
        }
        if($classprefix !== false) $attr['class'] = $classprefix . $this->getType();
        return $attr;
    }
    /**
     * Convenience method to create a full  element
     *
     * Wraps around the label and SVG image
     *
     * @param string|false $classprefix create a class from type with this prefix, false for no class
     * @param bool $svg add SVG icon to the link
     * @return string
     */
    public function asHtmlLink($classprefix = 'menuitem ', $svg = true) {
        $attr = buildAttributes($this->getLinkAttributes($classprefix));
        $html = "";
        if($svg) {
            $html .= '' . hsc($this->getLabel()) . '';
            $html .= inlineSVG($this->getSvg());
        } else {
            $html .= hsc($this->getLabel());
        }
        $html .= "";
        return $html;
    }
    /**
     * Should this item be shown in the given context
     *
     * @param int $ctx the current context
     * @return bool
     */
    public function visibleInContext($ctx) {
        return (bool) ($ctx & $this->context);
    }
    /**
     * @return string the name of this item
     */
    public function getType() {
        return $this->type;
    }
    /**
     * @return string
     */
    public function getAccesskey() {
        return $this->accesskey;
    }
    /**
     * @return array
     */
    public function getParams() {
        return $this->params;
    }
    /**
     * @return bool
     */
    public function isNofollow() {
        return $this->nofollow;
    }
    /**
     * @return string
     */
    public function getSvg() {
        return $this->svg;
    }
    /**
     * Return this Item's settings as an array as used in tpl_get_action()
     *
     * @return array
     */
    public function getLegacyData() {
        return array(
            'accesskey' => $this->accesskey ? $this->accesskey : null,
            'type' => $this->type,
            'id' => $this->id,
            'method' => $this->method,
            'params' => $this->params,
            'nofollow' => $this->nofollow,
            'replacement' => $this->replacement
        );
    }
}