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<?php |
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/* |
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* Site Logo. |
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* @see https://jetpack.com/support/site-logo/ |
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* |
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* This feature will only be activated for themes that declare their support. |
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* This can be done by adding code similar to the following during the |
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* 'after_setup_theme' action: |
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* |
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* $args = array( |
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* 'header-text' => array( |
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* 'site-title', |
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* 'site-description', |
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* ), |
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* 'size' => 'medium', |
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* ); |
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* add_theme_support( 'site-logo', $args ); |
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* |
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*/ |
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|
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/** |
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* Activate the Site Logo plugin. |
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* |
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* @uses current_theme_supports() |
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* @since 3.2.0 |
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* @since 9.9.0 Uses Core site_logo option format universally. |
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*/ |
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function site_logo_init() { |
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// Only load our code if our theme declares support, and the standalone plugin is not activated. |
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if ( current_theme_supports( 'site-logo' ) && ! class_exists( 'Site_Logo', false ) ) { |
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// Load our class for namespacing. |
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require dirname( __FILE__ ) . '/site-logo/inc/class-site-logo.php'; |
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|
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// Load template tags. |
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require dirname( __FILE__ ) . '/site-logo/inc/functions.php'; |
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|
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// Load backwards-compatible template tags. |
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require dirname( __FILE__ ) . '/site-logo/inc/compat.php'; |
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} |
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} |
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add_action( 'init', 'site_logo_init' ); |
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|
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/** |
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* When switching from a legacy theme that uses `site-logo` to a theme that uses `custom-logo`, |
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* update the theme's custom logo if it doesn't already have one. |
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* |
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* @return void |
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*/ |
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function jetpack_update_custom_logo_from_site_logo() { |
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$site_logo = get_option( 'site_logo' ); |
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|
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if ( current_theme_supports( 'custom-logo' ) && ! get_theme_mod( 'custom_logo' ) && $site_logo ) { |
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set_theme_mod( 'custom_logo', $site_logo ); |
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} |
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} |
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add_action( 'after_switch_theme', 'jetpack_update_custom_logo_from_site_logo', 10, 0 ); |
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|
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/** |
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* Transforms the legacy site_logo array, when present, into an attachment ID. |
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* |
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* The attachment ID is the format used for the site_logo option by the Site Logo block, |
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* and the updated Jetpack site-logo feature. |
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* |
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* @since 9.9.0 |
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* |
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* @param int|array $site_logo Option. |
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* @return int |
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*/ |
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function jetpack_site_logo_block_compat( $site_logo ) { |
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if ( isset( $site_logo['id'] ) ) { |
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remove_filter( 'option_site_logo', 'jetpack_site_logo_block_compat', 1 ); |
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update_option( 'site_logo', $site_logo['id'] ); |
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return $site_logo['id']; |
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} |
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|
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return $site_logo; |
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} |
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add_filter( 'option_site_logo', 'jetpack_site_logo_block_compat', 1 ); |
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|
