private function show_atts_table()
{
require_once EL_PATH . 'includes/sc_event-list.php';
$shortcode =& SC_Event_List::get_instance();
$shortcode->load_sc_eventlist_helptexts();
$atts = $shortcode->get_atts();
$out = '
<table class="el-atts-table">
<tr>
<th class="el-atts-table-name">' . __('Attribute name', 'event-list') . '</th>
<th class="el-atts-table-options">' . __('Value options', 'event-list') . '</th>
<th class="el-atts-table-default">' . __('Default value', 'event-list') . '</th>
<th class="el-atts-table-desc">' . __('Description', 'event-list') . '</th>
</tr>';
foreach ($atts as $aname => $a) {
$out .= '
<tr>
<td>' . $aname . '</td>
<td>' . $a['val'] . '</td>
<td>' . $a['std_val'] . '</td>
<td>' . $a['desc'] . '</td>
</tr>';
}
$out .= '
</table>';
return $out;
}
public function shortcode_event_list($atts)
{
if (NULL == $this->shortcode) {
require_once EL_PATH . 'includes/sc_event-list.php';
$this->shortcode = SC_Event_List::get_instance();
}
return $this->shortcode->show_html($atts);
}
public static function &get_instance()
{
// Create class instance if required
if (!isset(self::$instance)) {
self::$instance = new SC_Event_List();
}
// Return class instance
return self::$instance;
}
public function shortcode_event_list($atts)
{
if (null == $this->shortcode) {
require_once EL_PATH . 'includes/sc_event-list.php';
$this->shortcode = SC_Event_List::get_instance();
if (!$this->styles_loaded) {
// normally styles are loaded with wp_print_styles action in head
// but if the shortcode is not in post content (e.g. included in a theme) it must be loaded here
$this->enqueue_styles();
}
}
return $this->shortcode->show_html($atts);
}