themes-wordpress/libretto/inc/jetpack.php
2018-02-27 14:27:44 +11:00

123 lines
3.6 KiB
PHP

<?php
/**
* Jetpack Compatibility File
* See: http://jetpack.com/
*
* @package Libretto
*/
function libretto_jetpack_setup() {
// Add theme support for Infinite Scroll.
add_theme_support( 'infinite-scroll', array(
'container' => 'content',
'footer' => 'colophon',
'footer_widgets' => array( 'libretto_has_footer_widgets' ),
) );
// Add theme support for Responsive Videos.
add_theme_support( 'jetpack-responsive-videos' );
// Add theme support for Content Options.
add_theme_support( 'jetpack-content-options', array(
'blog-display' => 'content',
'post-details' => array(
'stylesheet' => 'libretto-style',
'date' => '.posted-on',
'categories' => '.cat-links',
'tags' => '.tags-links',
'author' => '.byline',
),
'featured-images' => array(
'archive' => true,
'post' => true,
'page' => true,
'fallback' => true,
'fallback-default' => false,
),
) );
}
add_action( 'after_setup_theme', 'libretto_jetpack_setup' );
/**
* If the social menu or the sidebar widgets are active, switch to click-to-scroll
*/
function libretto_has_footer_widgets() {
if ( 0 !== count( libretto_get_active_sidebars() ) ) :
return true;
else :
return false;
endif;
}
add_filter( 'infinite_scroll_has_footer_widgets', 'libretto_has_footer_widgets' );
/**
* Enable support for site logo
*/
add_theme_support( 'site-logo', array(
'size' => 'libretto-logo',
) );
/**
* Remove styles for contact form
*/
function libretto_remove_jetpack_stylesheets() {
wp_deregister_style( 'grunion.css' );
}
add_action( 'wp_enqueue_scripts', 'libretto_remove_jetpack_stylesheets' );
/**
* Show/Hide Featured Image on single posts view outside of the loop.
*/
function libretto_jetpack_featured_image_display() {
if ( ! function_exists( 'jetpack_featured_images_remove_post_thumbnail' ) ) {
return true;
} else {
$options = get_theme_support( 'jetpack-content-options' );
$featured_images = ( ! empty( $options[0]['featured-images'] ) ) ? $options[0]['featured-images'] : null;
$settings = array(
'post-default' => ( isset( $featured_images['post-default'] ) && false === $featured_images['post-default'] ) ? '' : 1,
'page-default' => ( isset( $featured_images['page-default'] ) && false === $featured_images['page-default'] ) ? '' : 1,
);
$settings = array_merge( $settings, array(
'post-option' => get_option( 'jetpack_content_featured_images_post', $settings['post-default'] ),
'page-option' => get_option( 'jetpack_content_featured_images_page', $settings['page-default'] ),
) );
if ( ( ! $settings['post-option'] && is_single() )
|| ( ! $settings['page-option'] && is_singular() && is_page() ) ) {
return false;
} else {
return true;
}
}
}
/**
* Custom function to check for a post thumbnail;
* If Jetpack is not available, fall back to has_post_thumbnail()
*/
function libretto_has_post_thumbnail( $post = null ) {
if ( function_exists( 'jetpack_has_featured_image' ) ) {
return jetpack_has_featured_image( $post );
} else {
return has_post_thumbnail( $post );
}
}
/**
* Custom function to get the URL of a post thumbnail;
* If Jetpack is not available, fall back to wp_get_attachment_image_src()
*/
function libretto_get_attachment_image_src( $post_id, $post_thumbnail_id, $size ) {
if ( function_exists( 'jetpack_featured_images_fallback_get_image_src' ) ) {
return jetpack_featured_images_fallback_get_image_src( $post_id, $post_thumbnail_id, $size );
} else {
$attachment = wp_get_attachment_image_src( $post_thumbnail_id, $size ); // Attachment array
$url = $attachment[0]; // Attachment URL
return $url;
}
}