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<?php
/**
* The function to include Post Details in a theme's stylesheet.
*/
function jetpack_post_details_enqueue_scripts() {
// Make sure we can proceed.
list( $should_run, $options, $definied, $post_details ) = jetpack_post_details_should_run();
if ( ! $should_run ) {
return;
}
list( $date_option, $categories_option, $tags_option, $author_option, $comment_option ) = $options;
list( $date, $categories, $tags, $author, $comment ) = $definied;
$elements = array();
// If date option is unticked, add it to the list of classes.
if ( 1 != $date_option && ! empty( $date ) ) {
$elements[] = $date;
}
// If categories option is unticked, add it to the list of classes.
if ( 1 != $categories_option && ! empty( $categories ) ) {
$elements[] = $categories;
}
// If tags option is unticked, add it to the list of classes.
if ( 1 != $tags_option && ! empty( $tags ) ) {
$elements[] = $tags;
}
// If author option is unticked, add it to the list of classes.
if ( 1 != $author_option && ! empty( $author ) ) {
$elements[] = $author;
}
// If comment option is unticked, add it to the list of classes.
if ( 1 != $comment_option && ! empty( $comment ) ) {
$elements[] = $comment;
}
// Get the list of classes.
$elements = implode( ', ', $elements );
// Hide the classes with CSS.
$css = $elements . ' { clip: rect(1px, 1px, 1px, 1px); height: 1px; position: absolute; overflow: hidden; width: 1px; }';
// Add the CSS to the stylesheet.
wp_add_inline_style( $post_details['stylesheet'], $css );
}
add_action( 'wp_enqueue_scripts', 'jetpack_post_details_enqueue_scripts' );
/**
* Adds custom classes to the array of body classes.
*/
function jetpack_post_details_body_classes( $classes ) {
// Make sure we can proceed.
list( $should_run, $options, $definied ) = jetpack_post_details_should_run();
if ( ! $should_run ) {
return $classes;
}
list( $date_option, $categories_option, $tags_option, $author_option, $comment_option ) = $options;
list( $date, $categories, $tags, $author, $comment ) = $definied;
// If date option is unticked, add a class of 'date-hidden' to the body.
if ( 1 != $date_option && ! empty( $date ) ) {
$classes[] = 'date-hidden';
}
// If categories option is unticked, add a class of 'categories-hidden' to the body.
if ( 1 != $categories_option && ! empty( $categories ) ) {
$classes[] = 'categories-hidden';
}
// If tags option is unticked, add a class of 'tags-hidden' to the body.
if ( 1 != $tags_option && ! empty( $tags ) ) {
$classes[] = 'tags-hidden';
}
// If author option is unticked, add a class of 'author-hidden' to the body.
if ( 1 != $author_option && ! empty( $author ) ) {
$classes[] = 'author-hidden';
}
// If comment option is unticked, add a class of 'comment-hidden' to the body.
if ( 1 != $comment_option && ! empty( $comment ) ) {
$classes[] = 'comment-hidden';
}
return $classes;
}
add_filter( 'body_class', 'jetpack_post_details_body_classes' );
/**
* Determines if Post Details should run.
*/
function jetpack_post_details_should_run() {
// Empty value representing falsy return value.
$void = array( false, null, null, null );
// If the theme doesn't support 'jetpack-content-options', don't continue.
if ( ! current_theme_supports( 'jetpack-content-options' ) ) {
return $void;
}
$options = get_theme_support( 'jetpack-content-options' );
$post_details = ( ! empty( $options[0]['post-details'] ) ) ? $options[0]['post-details'] : null;
// If the theme doesn't support 'jetpack-content-options[ 'post-details' ]', don't continue.
if ( empty( $post_details ) ) {
return $void;
}
$date = ( ! empty( $post_details['date'] ) ) ? $post_details['date'] : null;
$categories = ( ! empty( $post_details['categories'] ) ) ? $post_details['categories'] : null;
$tags = ( ! empty( $post_details['tags'] ) ) ? $post_details['tags'] : null;
$author = ( ! empty( $post_details['author'] ) ) ? $post_details['author'] : null;
$comment = ( ! empty( $post_details['comment'] ) ) ? $post_details['comment'] : null;
// If there is no stylesheet and there are no date, categories, tags, author or comment declared, don't continue.
if ( empty( $post_details['stylesheet'] )
&& ( empty( $date )
|| empty( $categories )
|| empty( $tags )
|| empty( $author )
|| empty( $comment ) ) ) {
return $void;
}
$date_option = get_option( 'jetpack_content_post_details_date', 1 );
$categories_option = get_option( 'jetpack_content_post_details_categories', 1 );
$tags_option = get_option( 'jetpack_content_post_details_tags', 1 );
$author_option = get_option( 'jetpack_content_post_details_author', 1 );
$comment_option = get_option( 'jetpack_content_post_details_comment', 1 );
$options = array( $date_option, $categories_option, $tags_option, $author_option, $comment_option );
$definied = array( $date, $categories, $tags, $author, $comment );
// If all the options are ticked, don't continue.
if ( array( 1, 1, 1, 1, 1 ) === $options ) {
return $void;
}
return array( true, $options, $definied, $post_details );
}
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