ID, $field_name, true);
$output .= '';
}
echo $output;
}
// Saves meta field data into database
function cpotheme_meta_save($option){
if(!isset($_POST['post_ID'])) return;
$cpo_metaboxes = $option;
$post_id = $_POST['post_ID'];
//Check if we're editing a post
if(isset($_POST['action']) && $_POST['action'] == 'editpost'){
//Check every option, and process the ones there's an update for.
if(sizeof($cpo_metaboxes) > 0)
foreach ($cpo_metaboxes as $current_meta){
$field_name = $current_meta["name"];
//If the field has an update, process it.
if(isset($_POST[$field_name])){
$field_value = '';
$field_value = trim($_POST[$field_name]);
$current_value = '';
$current_value = get_post_meta($post_id, $field_name, true);
// Add metadata
if(get_post_meta($post_id, $field_name) == ""){
add_post_meta($post_id, $field_name, $field_value, true);
}
// Update metadata
elseif($field_value != get_post_meta($post_id, $field_name, true)){
update_post_meta($post_id, $field_name, $field_value);
}
// Delete unused metadata
elseif($field_value == ""){
delete_post_meta($post_id, $field_name, get_post_meta($post_id, $field_name, true));
}
}
}
}
}