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@rayflores
Last active August 29, 2015 14:19
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dropdown taxes
<?php
function taxonomy_dropdowns_box( ) {
$brand_taxonomy = 'pa_marcas';
$taxonomy_name = 'MARCAS';
wp_nonce_field('custom-dropdown', 'dropdown-nonce');
$terms = get_terms( $brand_taxonomy, 'hide_empty=0');
foreach ($terms as $term) {
$all_terms[] = $term->term_id;
}
if ( is_a( $terms, 'WP_Error' ) ) {
$terms = array();
}
$object_terms = wp_get_object_terms( $brand_taxonomy, array('fields'=>'ids'));
if ( is_a( $object_terms, 'WP_Error' ) ) {
$object_terms = array();
}
// you can move the below java script to admin_head
?>
<script type="text/javascript">
jQuery(document).ready(function() {
jQuery('#custombrandoptions').change(function() {
var custombrand = jQuery('#custombrandoptions').val();
if ( custombrand == '0') {
jQuery('#custommodeloptions').html('');
jQuery('#modelcontainer').css('display', 'none');
} else {
jQuery('#ctd-custom-taxonomy-terms-loading').css('display', 'inline');
jQuery('#modelcontainer').css('display', 'none');
var data = {
'action':'get_brand_models',
'custombrand':custombrand,
'dropdown-nonce': jQuery('#dropdown-nonce').val()
};
jQuery.post(ajaxurl, data, function(response){
jQuery('#custommodeloptions').html(response);
jQuery('#ctd-custom-taxonomy-terms-loading').css('display', 'none');
jQuery('#modelcontainer').css('display', 'inline');
});
}
});
});
</script>
<?php
echo "Brand:";
echo "<select id='custombrandoptions' name='custombrands[]'>";
echo "<option value='0'>None</option>";
foreach ( $terms as $term ) {
if ( $term->parent == 0) {
if ( in_array($term->term_id, $object_terms) ) {
$parent_id = $term->term_id;
echo "<option value='{$term->term_id}' selected='selected'>{$term->name}</option>";
} else {
echo "<option value='{$term->term_id}'>{$term->name}</option>";
}
}
}
echo "</select><br />";
echo "<div id='ctd-custom-taxonomy-terms-loading' style='display:none;'>Loading...</div>";
echo "<div id='modelcontainer'";
if ( !isset( $parent_id)) echo " style='display: none;'";
echo ">";
echo "Models:";
echo "<select id='custommodeloptions' name='custombrands[]'>";
if ( isset( $parent_id)) {
$models = get_terms( $brand_taxonomy, 'hide_empty=0&child_of='.$parent_id);
foreach ( $models as $model ) {
if ( in_array($model->term_id, $object_terms) ) {
echo "<option value='{$model->term_id}' selected='selected'>{$model->name}</option>";
} else {
echo "<option value='{$model->term_id}'>{$model->name}</option>";
}
}
}
echo "</select>";
echo "</div>";
}
add_action('wp_ajax_get_brand_models', 'get_brand_models');
function get_brand_models() {
$brand_taxonomy = 'pa_marcas';
$taxonomy_name = 'MARCAS';
check_ajax_referer('custom-dropdown', 'dropdown-nonce');
if (isset($_POST['custombrand'])) {
$models = get_terms( $brand_taxonomy, 'hide_empty=0&child_of='. $_POST['custombrand']);
echo "<option value='0'>Select one</option>";
foreach ($models as $model) {
echo "<option value='{$model->term_id}'>{$model->name}</option>";
}
}
die();
}
taxonomy_dropdowns_box( ) ;
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