/**
* Output Filter from custom grid
* @since 1.0.6
*/
public function output_filter_by_custom()
{
$base = new Essential_Grid_Base();
$nav = new Essential_Grid_Navigation();
$filter_allow = $base->getVar($this->grid_params, 'filter-arrows', 'single');
$filter_start = $base->getVar($this->grid_params, 'filter-start', '');
$filter_all_text = $base->getVar($this->grid_params, 'filter-all-text', __('Filter - All', EG_TEXTDOMAIN));
$filter_dropdown_text = $base->getVar($this->grid_params, 'filter-dropdown-text', __('Filter Categories', EG_TEXTDOMAIN));
$show_count = $base->getVar($this->grid_params, 'filter-counter', 'off');
$nav->set_dropdown_text($filter_dropdown_text);
$nav->set_show_count($show_count);
$nav->set_filter_text($filter_all_text);
$found_filter = array();
if (!empty($this->grid_layers) && count($this->grid_layers) > 0) {
foreach ($this->grid_layers as $key => $entry) {
$filters = array();
if (!empty($entry['custom-filter'])) {
$cats = explode(',', $entry['custom-filter']);
if (!is_array($cats)) {
$cats = (array) $cats;
}
foreach ($cats as $category) {
$filters[sanitize_key($category)] = array('name' => $category, 'slug' => sanitize_key($category));
$found_filter = $found_filter + $filters;
//these are the found filters, only show filter that the posts have
}
}
}
}
$nav->set_filter($found_filter);
//set filters $nav_filters $found_filter
$nav->set_filter_type($filter_allow);
$nav->set_filter_start_select($filter_start);
$nav->output_filter();
}