Wordpress - build Theme options to insert each Social Media link and to output it in the theme

gistfile1.txt

/**
 * The list of Social Media options for the site
 *
 * This is used to build Theme options to insert each Social Media link and to output it in the theme
 *
 * @return array
 */
function cf_social_media_options()
{
    return array(
        'twitter' => 'Twitter',
        'facebook' => 'Facebook',
        'google-plus' => 'Google Plus',
        'linkedin' => 'LinkedIn',
        'youtube' => 'Youtube',
        'pinterest' => 'Pinterest',
        'instagram' => 'Instagram'
    );
}

/**
 * Generate an array of the active Social Media links
 *
 * To be active it must have been given a link in the Theme Options
 *
 * @return array
 */
function cf_social_media_active_icons()
{
    $active_sites = array();
    $social_sites = pcs_social_media_options();
    foreach (array_keys($social_sites) as $social_site) {
        if ($link = get_theme_mod($social_site)) {
            $active_sites[$social_site] = $link;
        }
    }
    return $active_sites;
}