post_parent ) {
/**
* Grab the IDs of all the image attachments in a gallery so we can get the
* URL of the next adjacent image in a gallery, or the first image (if
* we're looking at the last image in a gallery), or, in a gallery of one,
* just the link to that image file.
*/
$attachment_ids = get_posts( array(
'post_parent' => $post->post_parent,
'fields' => 'ids',
'numberposts' => 999,
'post_status' => 'inherit',
'post_type' => 'attachment',
'post_mime_type' => 'image',
'order' => 'ASC',
'orderby' => 'menu_order ID'
) );
// If there is more than 1 attachment in a gallery...
if ( is_countable( $attachment_ids ) && count( $attachment_ids ) > 1 ) {
foreach ( $attachment_ids as $idx => $attachment_id ) {
if ( $attachment_id == $post->ID ) {
$next_id = $attachment_ids[ ( $idx + 1 ) % count( $attachment_ids ) ];
break;
}
}
// get the URL of the next image attachment...
if ( $next_id ) {
$next_attachment_url = get_attachment_link( $next_id );
// or get the URL of the first image attachment.
} else {
$next_attachment_url = get_attachment_link( array_shift( $attachment_ids ) );
}
}
}
printf( '%3$s',
esc_url( $next_attachment_url ),
the_title_attribute( array( 'echo' => false ) ),
wp_get_attachment_image( $post->ID, $attachment_size )
);
}
endif;
if ( ! function_exists( 'sela_entry_meta' ) ) :
/**
* Prints HTML with meta information for current post: categories, tags, permalink, author, and date.
*/
function sela_entry_meta() {
// Sticky
if ( is_sticky() && is_home() && ! is_paged() ) {
echo '' . __( 'Featured', 'sela' ) . '';
}
// Date
if ( ! is_sticky() ) {
sela_entry_date();
}
// Comments
if ( ! is_single() && ! post_password_required() && ( comments_open() || get_comments_number() ) ) {
echo '';
comments_popup_link( __( 'Leave a comment', 'sela' ), __( '1 Comment', 'sela' ), __( '% Comments', 'sela' ) );
echo '';
}
// Edit link
edit_post_link( __( 'Edit', 'sela' ), '', '' );
}
endif;
if ( ! function_exists( 'sela_entry_date' ) ) :
/**
* Returns HTML with time information for current post
*/
function sela_entry_date() {
$time_string = '';
if ( get_the_time( 'U' ) !== get_the_modified_time( 'U' ) ) {
$time_string .= '';
}
$time_string = sprintf( $time_string,
esc_attr( get_the_date( 'c' ) ),
esc_html( get_the_date() ),
esc_attr( get_the_modified_date( 'c' ) ),
esc_html( get_the_modified_date() )
);
printf( '%3$s',
esc_url( get_permalink() ),
esc_attr( sprintf( __( 'Permalink to %s', 'sela' ), the_title_attribute( 'echo=0' ) ) ),
$time_string
);
}
endif;
/**
* Return the first link found in the post content or fall back to permalink.
*/
if ( ! function_exists( 'sela_get_link_url' ) ) :
function sela_get_link_url() {
$content = get_the_content();
$has_url = get_url_in_content( $content );
return ( $has_url ) ? $has_url : apply_filters( 'the_permalink', get_permalink() );
}
endif; // sela_get_link_url
/**
* Returns true if a blog has more than 1 category
*/
function sela_categorized_blog() {
if ( false === ( $all_the_cool_cats = get_transient( 'sela_category_count' ) ) ) {
// Create an array of all the categories that are attached to posts
$all_the_cool_cats = get_categories( array(
'hide_empty' => 1,
) );
// Count the number of categories that are attached to the posts
$all_the_cool_cats = is_countable( $all_the_cool_cats ) ? count( $all_the_cool_cats ) : 0;
set_transient( 'sela_category_count', $all_the_cool_cats );
}
if ( '1' != $all_the_cool_cats ) {
// This blog has more than 1 category so sela_categorized_blog should return true
return true;
} else {
// This blog has only 1 category so sela_categorized_blog should return false
return false;
}
}
/**
* Flush out the transients used in sela_categorized_blog
*/
function sela_category_transient_flusher() {
// Like, beat it. Dig?
delete_transient( 'sela_category_count' );
}
add_action( 'edit_category', 'sela_category_transient_flusher' );
add_action( 'save_post', 'sela_category_transient_flusher' );
/**
* Display an optional post thumbnail.
*
* Wraps the post thumbnail in an anchor element on index
* views, or a div element when on single views.
*
*/
function sela_post_thumbnail() {
if ( post_password_required() || is_attachment() || ! has_post_thumbnail() ) {
return;
}
if ( is_singular() ) :
?>
' . esc_html__( 'Tagged: %2$s', 'sela' ) . '';
} else {
$meta_text = __( 'Permalink.', 'sela' );
}
} else {
// But this blog has loads of categories so we should probably display them here
if ( '' != $tag_list && ! is_wp_error( $tag_list ) ) {
$meta_text = '' . esc_html__( 'Posted in: %1$s', 'sela' ) . ' | ' . esc_html__( 'Tagged: %2$s', 'sela' ) . '';
} else {
$meta_text = '' . esc_html__( 'Posted in: %1$s', 'sela' ) . '';
}
} // end check for categories on this blog
// If $tag_list contains WP Error, empty before passing to printf()
if ( is_wp_error( $tag_list ) ) {
$tag_list = '';
}
printf(
$meta_text,
$category_list,
$tag_list,
esc_url( get_permalink() ),
the_title_attribute( 'echo=0' )
);
}
endif;
/**
* Add custom header image to header area
*/
function sela_header_background() {
if ( get_header_image() ) {
$css = '.site-branding { background-image: url(' . esc_url( get_header_image() ) . '); }';
wp_add_inline_style( 'sela-style', $css );
}
}
add_action( 'wp_enqueue_scripts', 'sela_header_background', 11 );
function sela_jp_testimonials_content() {
$jetpack_options = get_theme_mod( 'jetpack_testimonials' );
if ( isset( $jetpack_options['page-content'] ) && '' != $jetpack_options['page-content'] ) :
?>