WordPress【Sydny】のfunction。テーマをいじる時の注意点。

 先日Wordpressで作業をしてた時、使っているテーマのfunctionを壊してしまって大変なことになりました。画面が真っ白でログインもできない。なんとか復旧することができたんですが、念のためにメモとして残しておきます。※テーマをいじる時は前もってバックアップなどをとっておきましょう!
WordPress Sydneyのfunciona…
<?php
/**
 * Sydney functions and definitions
 *
 * @package Sydney
 */
if ( ! function_exists( ‘sydney_setup’ ) ) :
/**
 * Sets up theme defaults and registers support for various WordPress features.
 *
 * Note that this function is hooked into the after_setup_theme hook, which
 * runs before the init hook. The init hook is too late for some features, such
 * as indicating support for post thumbnails.
 */
function sydney_setup() {
/*
* Make theme available for translation.
* Translations can be filed in the /languages/ directory.
* If you’re building a theme based on Sydney, use a find and replace
* to change ‘sydney’ to the name of your theme in all the template files
*/
load_theme_textdomain( ‘sydney’, get_template_directory() . ‘/languages’ );
// Add default posts and comments RSS feed links to head.
add_theme_support( ‘automatic-feed-links’ );
// Content width
global $content_width;
if ( ! isset( $content_width ) ) {
$content_width = 1170; /* pixels */
}
/*
* Let WordPress manage the document title.
* By adding theme support, we declare that this theme does not use a
* hard-coded <title> tag in the document head, and expect WordPress to
* provide it for us.
*/
add_theme_support( ‘title-tag’ );
/*
* Enable support for Post Thumbnails on posts and pages.
*
* @link http://codex.wordpress.org/Function_Reference/add_theme_support#Post_Thumbnails
*/
add_theme_support( ‘post-thumbnails’ );
add_image_size(‘sydney-large-thumb’, 830);
add_image_size(‘sydney-medium-thumb’, 550, 400, true);
add_image_size(‘sydney-small-thumb’, 230);
add_image_size(‘sydney-service-thumb’, 350);
add_image_size(‘sydney-mas-thumb’, 480);
// This theme uses wp_nav_menu() in one location.
register_nav_menus( array(
‘primary’ => __( ‘Primary Menu’, ‘sydney’ ),
) );
/*
* Switch default core markup for search form, comment form, and comments
* to output valid HTML5.
*/
add_theme_support( ‘html5’, array(
‘search-form’, ‘comment-form’, ‘comment-list’, ‘gallery’, ‘caption’,
) );
/*
* Enable support for Post Formats.
* See http://codex.wordpress.org/Post_Formats
*/
add_theme_support( ‘post-formats’, array(
‘aside’, ‘image’, ‘video’, ‘quote’, ‘link’,
) );
// Set up the WordPress core custom background feature.
add_theme_support( ‘custom-background’, apply_filters( ‘sydney_custom_background_args’, array(
‘default-color’ => ‘ffffff’,
‘default-image’ => ”,
) ) );
}
endif; // sydney_setup
add_action( ‘after_setup_theme’, ‘sydney_setup’ );
/**
 * Register widget area.
 *
 * @link http://codex.wordpress.org/Function_Reference/register_sidebar
 */
function sydney_widgets_init() {
register_sidebar( array(
‘name’          => __( ‘Sidebar’, ‘sydney’ ),
‘id’            => ‘sidebar-1’,
‘description’   => ”,
‘before_widget’ => ‘<aside id=”%1$s” class=”widget %2$s”>’,
‘after_widget’  => ‘</aside>’,
‘before_title’  => ‘<h3 class=”widget-title”>’,
‘after_title’   => ‘</h3>’,
) );
//Footer widget areas
$widget_areas = get_theme_mod(‘footer_widget_areas’, ‘3’);
for ($i=1; $i<=$widget_areas; $i++) {
register_sidebar( array(
‘name’          => __( ‘Footer ‘, ‘sydney’ ) . $i,
‘id’            => ‘footer-‘ . $i,
‘description’   => ”,
‘before_widget’ => ‘<aside id=”%1$s” class=”widget %2$s”>’,
‘after_widget’  => ‘</aside>’,
‘before_title’  => ‘<h3 class=”widget-title”>’,
‘after_title’   => ‘</h3>’,
) );
}
//Register the front page widgets
if ( defined( ‘SITEORIGIN_PANELS_VERSION’ ) ) {
register_widget( ‘Sydney_List’ );
register_widget( ‘Sydney_Services_Type_A’ );
register_widget( ‘Sydney_Services_Type_B’ );
register_widget( ‘Sydney_Facts’ );
register_widget( ‘Sydney_Clients’ );
register_widget( ‘Sydney_Testimonials’ );
register_widget( ‘Sydney_Skills’ );
register_widget( ‘Sydney_Action’ );
register_widget( ‘Sydney_Video_Widget’ );
register_widget( ‘Sydney_Social_Profile’ );
register_widget( ‘Sydney_Employees’ );
register_widget( ‘Sydney_Latest_News’ );
register_widget( ‘Sydney_Contact_Info’ );
register_widget( ‘Sydney_Portfolio’ );
}
}
add_action( ‘widgets_init’, ‘sydney_widgets_init’ );
/**
 * Load the front page widgets.
 */
if ( defined( ‘SITEORIGIN_PANELS_VERSION’ ) ) {
require get_template_directory() . “/widgets/fp-list.php”;
require get_template_directory() . “/widgets/fp-services-type-a.php”;
require get_template_directory() . “/widgets/fp-services-type-b.php”;
require get_template_directory() . “/widgets/fp-facts.php”;
require get_template_directory() . “/widgets/fp-clients.php”;
require get_template_directory() . “/widgets/fp-testimonials.php”;
require get_template_directory() . “/widgets/fp-skills.php”;
require get_template_directory() . “/widgets/fp-call-to-action.php”;
require get_template_directory() . “/widgets/video-widget.php”;
require get_template_directory() . “/widgets/fp-social.php”;
require get_template_directory() . “/widgets/fp-employees.php”;
require get_template_directory() . “/widgets/fp-latest-news.php”;
require get_template_directory() . “/widgets/fp-portfolio.php”;
require get_template_directory() . “/widgets/contact-info.php”;
}
/**
 * Enqueue scripts and styles.
 */
function sydney_scripts() {
wp_enqueue_style( ‘sydney-fonts’, esc_url( sydney_google_fonts() ), array(), null );
wp_enqueue_style( ‘sydney-style’, get_stylesheet_uri(), ”, ‘20170504’ );
wp_enqueue_style( ‘sydney-font-awesome’, get_template_directory_uri() . ‘/fonts/font-awesome.min.css’ );
wp_enqueue_style( ‘sydney-ie9’, get_template_directory_uri() . ‘/css/ie9.css’, array( ‘sydney-style’ ) );
wp_style_add_data( ‘sydney-ie9’, ‘conditional’, ‘lte IE 9’ );
wp_enqueue_script( ‘sydney-scripts’, get_template_directory_uri() . ‘/js/scripts.js’, array(‘jquery’),”, true );
wp_enqueue_script( ‘sydney-main’, get_template_directory_uri() . ‘/js/main.min.js’, array(‘jquery’),’20170504′, true );
wp_enqueue_script( ‘sydney-skip-link-focus-fix’, get_template_directory_uri() . ‘/js/skip-link-focus-fix.js’, array(), ‘20130115’, true );
if ( get_theme_mod(‘blog_layout’) == ‘masonry-layout’ && (is_home() || is_archive()) ) {
wp_enqueue_script( ‘sydney-masonry-init’, get_template_directory_uri() . ‘/js/masonry-init.js’, array(‘masonry’),”, true );
}
if ( is_singular() && comments_open() && get_option( ‘thread_comments’ ) ) {
wp_enqueue_script( ‘comment-reply’ );
}
}
add_action( ‘wp_enqueue_scripts’, ‘sydney_scripts’ );
/**
 * Fonts
 */
if ( !function_exists(‘sydney_google_fonts’) ) :
function sydney_google_fonts() {
$body_font = get_theme_mod(‘body_font_name’, ‘Source+Sans+Pro:400,400italic,600’);
$headings_font = get_theme_mod(‘headings_font_name’, ‘Raleway:400,500,600’);
$fonts     = array();
$fonts[] = esc_attr( str_replace( ‘+’, ‘ ‘, $body_font ) );
$fonts[] = esc_attr( str_replace( ‘+’, ‘ ‘, $headings_font ) );
if ( $fonts ) {
$fonts_url = add_query_arg( array(
‘family’ => urlencode( implode( ‘|’, $fonts ) )
), ‘https://fonts.googleapis.com/css’ );
}
return $fonts_url;
}
endif;
/**
 * Enqueue Bootstrap
 */
function sydney_enqueue_bootstrap() {
wp_enqueue_style( ‘sydney-bootstrap’, get_template_directory_uri() . ‘/css/bootstrap/bootstrap.min.css’, array(), true );
}
add_action( ‘wp_enqueue_scripts’, ‘sydney_enqueue_bootstrap’, 9 );
/**
 * Change the excerpt length
 */
function sydney_excerpt_length( $length ) {
  $excerpt = get_theme_mod(‘exc_lenght’, ’55’);
  return $excerpt;
}
add_filter( ‘excerpt_length’, ‘sydney_excerpt_length’, 999 );
/**
 * Blog layout
 */
function sydney_blog_layout() {
$layout = get_theme_mod(‘blog_layout’,’classic’);
return $layout;
}
/**
 * Menu fallback
 */
function sydney_menu_fallback() {
if ( current_user_can(‘edit_theme_options’) ) {
echo ‘<a class=”menu-fallback” href=”‘ . admin_url(‘nav-menus.php’) . ‘”>’ . __( ‘Create your menu here’, ‘sydney’ ) . ‘</a>’;
}
}
/**
 * Header image overlay
 */
function sydney_header_overlay() {
$overlay = get_theme_mod( ‘hide_overlay’, 0);
if ( !$overlay ) {
echo ‘<div class=”overlay”></div>’;
}
}
/**
 * Header video
 */
function sydney_header_video() {
if ( !function_exists(‘the_custom_header_markup’) ) {
return;
}
$front_header_type = get_theme_mod( ‘front_header_type’ );
$site_header_type = get_theme_mod( ‘site_header_type’ );
if ( ( get_theme_mod(‘front_header_type’) == ‘core-video’ && is_front_page() || get_theme_mod(‘site_header_type’) == ‘core-video’ && !is_front_page() ) ) {
the_custom_header_markup();
}
}
/**
 * Polylang compatibility
 */
if ( function_exists(‘pll_register_string’) ) :
function sydney_polylang() {
for ( $i=1; $i<=5; $i++) {
pll_register_string(‘Slide title ‘ . $i, get_theme_mod(‘slider_title_’ . $i), ‘Sydney’);
pll_register_string(‘Slide subtitle ‘ . $i, get_theme_mod(‘slider_subtitle_’ . $i), ‘Sydney’);
}
pll_register_string(‘Slider button text’, get_theme_mod(‘slider_button_text’), ‘Sydney’);
pll_register_string(‘Slider button URL’, get_theme_mod(‘slider_button_url’), ‘Sydney’);
}
add_action( ‘admin_init’, ‘sydney_polylang’ );
endif;
/**
 * Preloader
 */
function sydney_preloader() {
?>
<div class=”preloader”>
   <div class=”spinner”>
       <div class=”pre-bounce1″></div>
       <div class=”pre-bounce2″></div>
   </div>
</div>
<?php
}
add_action(‘sydney_before_site’, ‘sydney_preloader’);
/**
 * Header clone
 */
function sydney_header_clone() {
$front_header_type = get_theme_mod(‘front_header_type’,’slider’);
$site_header_type =get_theme_mod(‘site_header_type’);
if ( ( $front_header_type == ‘nothing’ && is_front_page() ) || ( $site_header_type == ‘nothing’ && !is_front_page() ) ) { ?>
<div class=”header-clone”></div>
<?php }
}
add_action(‘sydney_before_header’, ‘sydney_header_clone’);
/**
 * Get image alt
 */
function sydney_get_image_alt( $image ) {
    global $wpdb;
    if( empty( $image ) ) {
        return false;
    }
    $attachment  = $wpdb->get_col( $wpdb->prepare( “SELECT ID FROM {$wpdb->posts} WHERE guid=’%s’;”, strtolower( $image ) ) );
    $id   = ( ! empty( $attachment ) ) ? $attachment[0] : 0;
    $alt = get_post_meta( $id, ‘_wp_attachment_image_alt’, true );
    return $alt;
}
/**
 * Implement the Custom Header feature.
 */
require get_template_directory() . ‘/inc/custom-header.php’;
/**
 * Custom template tags for this theme.
 */
require get_template_directory() . ‘/inc/template-tags.php’;
/**
 * Custom functions that act independently of the theme templates.
 */
require get_template_directory() . ‘/inc/extras.php’;
/**
 * Customizer additions.
 */
require get_template_directory() . ‘/inc/customizer.php’;
/**
 * Load Jetpack compatibility file.
 */
require get_template_directory() . ‘/inc/jetpack.php’;
/**
 * Page builder support
 */
require get_template_directory() . ‘/inc/page-builder.php’;
/**
 * Slider
 */
require get_template_directory() . ‘/inc/slider.php’;
/**
 * Styles
 */
require get_template_directory() . ‘/inc/styles.php’;
/**
 * Theme info
 */
require get_template_directory() . ‘/inc/theme-info.php’;
/**
 * Woocommerce basic integration
 */
require get_template_directory() . ‘/inc/woocommerce.php’;
/**
 * Upsell
 */
require get_template_directory() . ‘/inc/upsell/class-customize.php’;
/**
 * Demo content
 */
require_once dirname( __FILE__ ) . ‘/demo-content/setup.php’;
/**
 *TGM Plugin activation.
 */
require_once dirname( __FILE__ ) . ‘/plugins/class-tgm-plugin-activation.php’;
add_action( ‘tgmpa_register’, ‘sydney_recommend_plugin’ );
function sydney_recommend_plugin() {
    $plugins[] = array(
            ‘name’               => ‘Page Builder by SiteOrigin’,
            ‘slug’               => ‘siteorigin-panels’,
            ‘required’           => false,
    );
if ( !function_exists(‘wpcf_init’) ) {
   $plugins[] = array(
       ‘name’               => ‘Sydney Toolbox – custom posts and fields for the Sydney theme’,
       ‘slug’               => ‘sydney-toolbox’,
       ‘required’           => false,
);
}
    tgmpa( $plugins);
}
/**
 * Admin notice
 */
require get_template_directory() . ‘/inc/notices/persist-admin-notices-dismissal.php’;
function sydney_welcome_admin_notice() {
if ( ! PAnD::is_admin_notice_active( ‘sydney-welcome-forever’ ) ) {
return;
}
?>
<div data-dismissible=”sydney-welcome-forever” class=”sydney-admin-notice updated notice notice-success is-dismissible”>
<p><?php echo sprintf( __( ‘Welcome to Sydney. To get started please make sure to visit our <a href=”%s”>welcome page</a>.’, ‘sydney’ ), admin_url( ‘themes.php?page=sydney-info.php’ ) ); ?></p>
<a class=”button” href=”<?php echo admin_url( ‘themes.php?page=sydney-info.php’ ); ?>”><?php esc_html_e( ‘Get started with Sydney’, ‘sydney’ ); ?></a>
</div>
<?php
}
add_action( ‘admin_init’, array( ‘PAnD’, ‘init’ ) );
add_action( ‘admin_notices’, ‘sydney_welcome_admin_notice’ );
?>



Toshikazu Hirano

Nagasaki→Tokyo→China(Shenzhen)

1992/07/02
宮崎産まれ、長崎育ち。

前職は、東京のベンチャー企業(IT関連)で仕事をしておりその経験からホームページ作成。運営を行なっています。現在は、中国(深圳市)に住んでおりホームページの運営からYouTube動画の作成等いろいろな活動をしています。

Toshikazu Hiranoをフォローする
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Toshikazu Hiranoをフォローする
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