smntcs-custom-logo-link.php

<?php
/**
 * Plugin Name:         SMNTCS Custom Logo Link
 * Plugin URI:          https://github.com/nielslange/smntcs-custom-logo-link
 * Description:         Allows to customize the logo link
 * Author:              Niels Lange <info@nielslange.de>
 * Author URI:          https://nielslange.de
 * Text Domain:         smntcs-custom-logo-link
 * Version:             2.4
 * Requires at least:   3.4
 * Requires PHP:        5.6
 * License:             GPL v2 or later
 * License URI:         https://www.gnu.org/licenses/gpl-2.0.html
 *
 * @package SMNTCS_Custom_Logo_Link
 */

defined( 'ABSPATH' ) || exit;

/**
 * Add custom link section to WordPress Customizer
 *
 * @param WP_Customize_Manager $wp_customize The instance of WP_Customize_Manager.
 * @return void
 */
function smntcs_custom_logo_link_register_customize( $wp_customize ) {
	$wp_customize->add_section(
		'smntcs_custom_logo_link_section',
		array(
			'priority' => 200,
			'title'    => __( 'Logo Link', 'smntcs-custom-logo-link' ),
		)
	);

	$wp_customize->add_setting(
		'smntcs_custom_logo_link_url',
		array(
			'type'              => 'option',
			'sanitize_callback' => 'smntcs_custom_logo_link_sanitize_url',
		)
	);

	$wp_customize->add_control(
		'smntcs_custom_logo_link_url',
		array(
			'label'       => __( 'URL', 'smntcs-custom-logo-link' ),
			'section'     => 'smntcs_custom_logo_link_section',
			'type'        => 'url',
			'input_attrs' => array(
				// phpcs:ignore WordPress.WP.I18n.MissingArgDomain
				'placeholder' => __( 'http://www.google.com' ),
			),
		)
	);

	$wp_customize->add_setting(
		'smntcs_custom_logo_link_target',
		array(
			'default'           => '',
			'type'              => 'option',
			'sanitize_callback' => 'wp_validate_boolean',
		)
	);

	$wp_customize->add_control(
		'smntcs_custom_logo_link_target',
		array(
			'label'   => __( 'Open link in new window', 'smntcs-custom-logo-link' ),
			'section' => 'smntcs_custom_logo_link_section',
			'type'    => 'checkbox',
		)
	);
}
add_action( 'customize_register', 'smntcs_custom_logo_link_register_customize' );

/**
 * Sanitize URL
 *
 * @param string $url The original URL.
 * @return string $url The updated URL.
 */
function smntcs_custom_logo_link_sanitize_url( $url ) {
	return esc_url_raw( $url );
}

/**
 * Add settings link on plugin page
 *
 * @param array $links The original array with customizer links.
 * @return array The updated array with customizer links.
 */
function smntcs_custom_logo_link_settings_link( array $links ) {
	$admin_url     = admin_url( 'customize.php?autofocus[control]=smntcs_custom_logo_link_url' );
	$settings_link = sprintf( '<a href="%s">' . __( 'Settings', 'smntcs-custom-logo-link' ) . '</a>', $admin_url );
	array_unshift( $links, $settings_link );

	return $links;
}
add_filter( 'plugin_action_links_' . plugin_basename( __FILE__ ), 'smntcs_custom_logo_link_settings_link' );

/**
 * Customize logo link (if valid URL had been provided)
 *
 * @return void
 */
function smntcs_custom_logo_link_enqueue() {
	switch ( get_template() ) {
		case 'colormag':
			require_once plugin_dir_path( __FILE__ ) . 'themes/colormag.php';
			break;
		case 'customify':
			require_once plugin_dir_path( __FILE__ ) . 'themes/customify.php';
			break;
		case 'generatepress':
			require_once plugin_dir_path( __FILE__ ) . 'themes/generatepress.php';
			break;
		case 'hestia':
			require_once plugin_dir_path( __FILE__ ) . 'themes/hestia.php';
			break;
		case 'neve':
			require_once plugin_dir_path( __FILE__ ) . 'themes/neve.php';
			break;
		case 'oceanwp':
			require_once plugin_dir_path( __FILE__ ) . 'themes/oceanwp.php';
			break;
		case 'shapely':
			require_once plugin_dir_path( __FILE__ ) . 'themes/shapely.php';
			break;
		case 'sydney':
			require_once plugin_dir_path( __FILE__ ) . 'themes/sydney.php';
			break;
		default:
			require_once plugin_dir_path( __FILE__ ) . 'themes/default.php';
			break;
	}
}
add_action( 'wp_head', 'smntcs_custom_logo_link_enqueue', 10, 0 );