lightspeeddevelopment/lsx-customizer

<?php
if ( ! class_exists( 'LSX_Customizer_Colour_Header' ) ) {

    /**
     * LSX Customizer Colour Header Class
     *
     * @package   LSX Customizer
     * @author    LightSpeed
     * @license   GPL3
     * @link
     * @copyright 2016 LightSpeed
     */
    class LSX_Customizer_Colour_Header extends LSX_Customizer_Colour {

        /**
         * Constructor.
         *
         * @since 1.0.0
         */
        public function __construct() {
            add_action( 'after_switch_theme',   array( $this, 'set_theme_mod' ) );
            add_action( 'customize_save_after', array( $this, 'set_theme_mod' ) );

            add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_css' ), 2999 );
        }

        /**
         * Assign CSS to theme mod.
         *
         * @since 1.0.0
         */
        public function set_theme_mod() {
            $theme_mods = $this->get_theme_mods();
            $styles     = $this->get_css( $theme_mods );

            set_theme_mod( 'lsx_customizer_colour__header_theme_mod', $styles );
        }

        /**
         * Enqueues front-end CSS.
         *
         * @since 1.0.0
         */
        public function enqueue_css() {
            $styles_from_theme_mod = get_theme_mod( 'lsx_customizer_colour__header_theme_mod' );

            if ( is_customize_preview() || false === $styles_from_theme_mod ) {
                $theme_mods = $this->get_theme_mods();
                $styles     = $this->get_css( $theme_mods );

                if ( false === $styles_from_theme_mod ) {
                    set_theme_mod( 'lsx_customizer_colour__header_theme_mod', $styles );
                }
            } else {
                $styles = $styles_from_theme_mod;
            }

            wp_add_inline_style( 'lsx-customizer', $styles );
        }

        /**
         * Get CSS theme mods.
         *
         * @since 1.0.0
         */
        public function get_theme_mods() {
            $colors = parent::get_color_scheme();

            return apply_filters( 'lsx_customizer_colours_header', array(
                'header_background_color'  => get_theme_mod( 'header_background_color',  $colors['header_background_color'] ),
                'header_link_color'        => get_theme_mod( 'header_link_color',        $colors['header_link_color'] ),
                'header_link_hover_color'  => get_theme_mod( 'header_link_hover_color',  $colors['header_link_hover_color'] ),
                'header_description_color' => get_theme_mod( 'header_description_color', $colors['header_description_color'] ),
            ) );
        }

        /**
         * Returns CSS.
         *
         * @since 1.0.0
         */
        function get_css( $colors ) {
            global $customizer_colour_names;

            $colors_template = array();

            foreach ( $customizer_colour_names as $key => $value ) {
                $colors_template[ $key ] = '';
            }

            $colors = wp_parse_args( $colors, $colors_template );

            if ( empty( $colors['header_background_color'] )
                || empty( $colors['header_link_color'] )
                || empty( $colors['header_link_hover_color'] )
                || empty( $colors['header_description_color'] ) ) {
                return '';
            }

            $css = '
                @import "' . get_template_directory() . '/assets/css/scss/global/mixins/header";

                /**
                 * LSX Customizer - Header
                 */
                @include header-colours (
                    $bg:          ' . $colors['header_background_color'] . ',
                    $link:        ' . $colors['header_link_color'] . ',
                    $hover:       ' . $colors['header_link_hover_color'] . ',
                    $description: ' . $colors['header_description_color'] . '
                );
            ';

            $css = apply_filters( 'lsx_customizer_colour_selectors_header', $css, $colors );
            $css = parent::scss_to_css( $css );

            return $css;
        }

    }

}