';
$html .= '';
$html .= wp_get_attachment_image( $image['id'], $size );
$html .= '';
if ( $context == 'excerpt' ) $html .= '
';
} else {
$html = $image['url'];
}
}
/* Returns the image HTMl */
return $html;
}
endif;
/**
* Print the post image
*/
if ( ! function_exists( 'graphene_post_image' ) ) :
function graphene_post_image( $post_id = NULL, $size = 'thumbnail', $context = '', $urlonly = false ){
$html = graphene_get_post_image( $post_id, $size, $context, $urlonly );
if ( $html ) echo $html;
else echo '';
}
endif;
/**
* Check if there is usable image in the post
*/
function graphene_has_post_image( $post_id = '' ){
/* Get the post ID if not provided */
if ( ! $post_id ) $post_id = get_the_ID();
if ( has_post_thumbnail( $post_id ) ) return true;
if ( get_attached_media( 'image', $post_id ) ) return true;
if ( get_post_gallery( $post_id, false ) ) return true;
return false;
}
/**
* Get the best available post image based on requested size
*/
function graphene_get_best_post_image( $post_id = '', $size = 'thumbnail' ){
global $graphene_settings, $content_width;
/* Get the requested dimension */
$size = apply_filters( 'graphene_post_image_size', $size, $post_id );
if ( ! is_array( $size ) ) {
$dimension = graphene_get_image_sizes( $size );
if ( $dimension ) {
$width = $dimension['width'];
$height = $dimension['height'];
} else {
$width = $content_width;
$height = floor( 0.5625 * $content_width ); // Defaults to 16:9 aspect ratio
}
} else {
$width = $size[0];
$height = $size[1];
}
/* Make sure there's valid width and height values. Otherwise, bail. */
if ( ! ( $width && $height ) ) return false;
/* Get the post ID if not provided */
if ( ! $post_id ) $post_id = get_the_ID();
/* Get and return the cached result if available */
$cached_images = get_post_meta( $post_id, '_graphene_post_images', true );
if ( $cached_images ) {
if ( array_key_exists( $width . 'x' . $height, $cached_images ) ) return $cached_images[$width . 'x' . $height];
} else {
$cached_images = array();
}
$images = array();
$image_ids = array();
/* Check if the post has a featured image */
if ( has_post_thumbnail( $post_id ) ) {
$image_id = get_post_thumbnail_id( $post_id );
$image = wp_get_attachment_image_src( $image_id, $size );
if ( $image ) {
$images[] = array(
'id' => $image_id,
'featured' => true,
'url' => $image[0],
'width' => $image[1],
'height' => $image[2],
'aspect_ratio' => $image[1] / $image[2]
);
$image_ids[] = $image_id;
}
}
/* Get other images uploaded to the post */
$media = get_attached_media( 'image', $post_id );
if ( $media ) {
foreach ( $media as $image ) {
$image_id = $image->ID;
$image = wp_get_attachment_image_src( $image_id, $size );
if ( $image ) {
$images[] = array(
'id' => $image_id,
'featured' => false,
'url' => $image[0],
'width' => $image[1],
'height' => $image[2],
'aspect_ratio' => $image[1] / $image[2]
);
$image_ids[] = $image_id;
}
}
}
/* Get the images from galleries in the post */
$galleries = get_post_galleries( $post_id, false );
if ( $galleries ) {
foreach ( $galleries as $gallery ) {
if ( ! array_key_exists( 'ids', $gallery ) ) continue;
$gallery_images = explode( ',', $gallery['ids'] );
foreach ( $gallery_images as $image_id ) {
if ( in_array( $image_id, $image_ids ) ) continue;
$image = wp_get_attachment_image_src( $image_id, $size );
if ( $image ) {
$images[] = array(
'id' => $image_id,
'featured' => false,
'url' => $image[0],
'width' => $image[1],
'height' => $image[2],
'aspect_ratio' => $image[1] / $image[2]
);
$image_ids[] = $image_id;
}
}
}
}
/* Score the images for best match to the requested size */
$weight = array(
'dimension' => 1.5,
'aspect_ratio' => 1,
'featured_image'=> 1
);
$target_aspect = $width / $height;
foreach ( $images as $key => $image ) {
$score = 0.0;
/* Aspect ratio */
if ( $image['aspect_ratio'] > $target_aspect ) $score += ( $target_aspect / $image['aspect_ratio'] ) * $weight['aspect_ratio'];
else $score += ( $image['aspect_ratio'] / $target_aspect ) * $weight['aspect_ratio'];
/* Dimension: ( width ratio + height ratio ) / 2 */
$dim_score = min( array( ( $image['width'] / $width ), 1 ) ) + min( array( ( $image['height'] / $height ), 1 ) );
$score += ( $dim_score / 2 ) * $weight['dimension'];
/* Featured image */
if ( $image['featured'] ) $score += $weight['featured_image'];
$images[$key]['score'] = $score;
}
/* Sort the images based on the score */
usort( $images, 'graphene_sort_array_key_score' );
$images = apply_filters( 'graphene_get_post_image', $images, $size, $post_id );
if ( $images ) {
$cached_images = array_merge( $cached_images, array( $width . 'x' . $height => $images[0] ) );
update_post_meta( $post_id, '_graphene_post_images', $cached_images );
return $images[0];
} else {
$cached_images = array_merge( $cached_images, array( $width . 'x' . $height => false ) );
update_post_meta( $post_id, '_graphene_post_images', $cached_images );
return false;
}
}
/**
* Clear the post image cache when post is updated
*/
function graphene_clear_post_image_cache( $post_id ){
if ( wp_is_post_revision( $post_id ) ) return;
delete_post_meta( $post_id, '_graphene_post_images' );
}
add_action( 'save_post', 'graphene_clear_post_image_cache' );
/**
* Improves the WordPress default excerpt output. This function will retain HTML tags inside the excerpt.
* Based on codes by Aaron Russell at http://www.aaronrussell.co.uk/blog/improving-wordpress-the_excerpt/
*/
function graphene_improved_excerpt( $text ){
global $graphene_settings, $post;
if ( ! $graphene_settings['excerpt_html_tags'] ) return $text;
remove_filter( 'get_the_excerpt', 'wp_trim_excerpt' );
$raw_excerpt = $text;
if ( '' == $text ) {
$text = get_the_content( '' );
$text = strip_shortcodes( $text );
$text = apply_filters( 'the_content', $text);
$text = str_replace( ']]>', ']]>', $text);
/* Remove unwanted JS code */
$text = preg_replace( '@
post_type ); ob_start(); ?> post_parent ) return; $title = get_the_title( $post->post_parent ); $permalink = get_permalink( $post->post_parent ); ?> queried_object ){ $term = $wp_query->queried_object; $tax = $term->taxonomy; } else { $tax = $wp_query->tax_query->queries[0]['taxonomy']; $term = $wp_query->tax_query->queries[0]['terms'][0]; $term = get_term_by( 'slug', $term, $tax ); } if ( ! $term ) return; if ( $term->description ) : ?>
description; ?>
is_home() && $query->is_main_query() ) ) return;
global $graphene_settings;
if ( empty( $graphene_settings['frontpage_posts_cats'] ) || in_array( 'disabled', $graphene_settings['frontpage_posts_cats'] ) ) return;
$cats = $graphene_settings['frontpage_posts_cats'];
$query->set( 'category__in', graphene_object_id( $cats, 'category' ) );
}
add_action( 'pre_get_posts', 'graphene_filter_posts_category', 5 );
/**
* Get the post date display type for each post
*
* @package Graphene
* @since 1.8.3
*/
function graphene_post_date_setting( $id ){
$post_setting = graphene_get_post_meta( $id, 'post_date_display' );
if ( $post_setting ) return $post_setting;
global $graphene_settings;
return $graphene_settings['post_date_display'];
}
/**
* Entry meta
*
* @package Graphene
* @since 2.0
*/
function graphene_entry_meta(){
global $graphene_settings, $post;
$post_id = $post->ID;
$author_id = $post->post_author;
$meta = array();
/* Post author and categories */
$categories = $author = '';
if ( ! $graphene_settings['hide_post_cat'] ) {
$cats = get_the_category(); $categories = array();
if ( $cats ) {
foreach ( $cats as $cat ) $categories[] = '' . $cat->name . '';
}
if ( $categories ) $categories = '' . implode( ', ', $categories ) . '';
}
if ( ! $graphene_settings['hide_post_author'] && ! is_page() ) {
$author = '';
}
if ( $categories && $author ) $byline = sprintf( __( 'By %1$s in %2$s', 'graphene' ), $author, $categories );
elseif ( $categories ) $byline = sprintf( __( 'Filed under %2$s', 'graphene' ), $author, $categories );
elseif ( $author ) $byline = sprintf( __( 'By %s', 'graphene' ), $author );
else $byline = false;
if ( $byline ) $meta['byline'] = array( 'class' => 'byline', 'meta' => $byline );
/* Inline post date */
if ( graphene_post_date_setting( get_the_ID() ) == 'text' ) {
$meta['date'] = array(
'class' => 'date-inline',
'meta' => graphene_post_date()
);
}
/* For printing: the date of the post */
if ( $graphene_settings['print_css'] && graphene_should_show_date() ) {
$meta['date_print'] = array(
'class' => 'print-date',
'meta' => graphene_print_only_text( '' . get_the_time( get_option( 'date_format' ) ) . '' )
);
}
/* Add a print button only for single pages/posts and if the theme option is enabled. */
if ( $graphene_settings['print_button'] && is_singular() ) {
$meta['print_button'] = array(
'class' => 'print',
'meta' => graphene_print_button( $post )
);
}
/* Add a send post by email button if the WP Email plugin is active */
if ( function_exists( 'wp_email' ) && is_singular() ) {
$meta['email_button'] = array(
'class' => 'email wp-email-button',
'meta' => email_link( '', '', false )
);
}
$meta = apply_filters( 'graphene_entry_meta', $meta, $post_id );
if ( ! $meta ) return;
?>
ID;
$author_id = $post->post_author;
$meta = array();
/* Display the post's tags, if there is any */
if ( $post->post_type != 'page' && ! $graphene_settings['hide_post_tags'] && has_tag() ){
$tags = array();
foreach ( get_the_tags() as $tag ) {
$tags[] = '' . $tag->name . '';
}
$tags = '' . implode( ', ', $tags ) . '';
$meta['post_tags'] = array(
'class' => 'post-tags col-sm-8',
'meta' => ' ' . $tags
);
}
/* Display comments popup link. */
if ( graphene_should_show_comments() && ! is_singular() ) {
$comments_num = get_comments_number();
if ( ! $comments_num ) $label = __( 'Leave comment', 'graphene' );
else $label = sprintf( _n( '%s comment', '%s comments', $comments_num, 'graphene' ), number_format_i18n( $comments_num ) );
$meta['comments_popup_link'] = array(
'class' => 'comment-link col-sm-4',
'meta' => ' ' . $label . ''
);
}
/* Display AddThis social sharing button */
if ( stripos( $graphene_settings['addthis_location'], 'bottom' ) !== false ) {
if ( ( is_archive() && $graphene_settings['show_addthis_archive'] ) || is_singular() ) {
if ( $code = graphene_addthis( $post_id, false ) ) {
$meta['addthis'] = array(
'class' => 'addthis col-sm-8',
'meta' => $code
);
}
}
}
$meta = apply_filters( 'graphene_entry_footer', $meta, $post_id );
if ( ! $meta ) return;
?>
post_author;
?>
array( 'page' ),
'posts_per_page' => -1,
'post_parent' => $parent,
'orderby' => 'menu_order title',
'order' => 'ASC'
);
$children = new WP_Query( apply_filters( 'graphene_page_navigation_args', $args ) );
if ( $children->have_posts() ) :
?>
'http://schema.org',
'@type' => is_page() ? 'WebPage' : 'Article',
'mainEntityOfPage' => get_permalink( $post->ID ),
'publisher' => array(
'@type' => 'Organization',
'name' => get_bloginfo( 'blog_name' ),
),
'headline' => get_the_title( $post->ID ),
'datePublished' => date( 'c', get_the_time( 'U', $post->ID ) ),
'dateModified' => date( 'c', get_post_modified_time( 'U', false, $post ) ),
);
$excerpt = get_the_excerpt( $post->ID );
if ( ! $excerpt ) $excerpt = wp_trim_words( $post->post_content, 55, ' ...' );
$metadata['description'] = $excerpt;
$post_author = get_userdata( $post->post_author );
if ( $post_author ) {
$metadata['author'] = array(
'@type' => 'Person',
'name' => html_entity_decode( $post_author->display_name, ENT_QUOTES, get_bloginfo( 'charset' ) ),
);
}
if ( has_site_icon() ) {
$site_icon_url = get_site_icon_url( 32 );
$metadata['publisher']['logo'] = array(
'@type' => 'ImageObject',
'url' => $site_icon_url,
'height' => 32,
'width' => 32,
);
}
$post_images = array(
'1x1' => graphene_get_best_post_image( $post->ID, array( 696, 696 ) ),
'4x3' => graphene_get_best_post_image( $post->ID, array( 696, 522 ) ),
'16x9' => graphene_get_best_post_image( $post->ID, array( 696, 392 ) )
);
$images = array();
foreach ( $post_images as $aspect_ratio => $image ) if ( $image ) $images[] = $image['url'];
$images = array_unique( $images );
if ( $images ) $metadata['image'] = $images;
$metadata = apply_filters( 'graphene_rich_snippet', $metadata );
if ( ! $metadata ) return;
?>
ID : false;
$alt = '';
if ( ! $graphene_settings['slider_as_header'] ) {
$header_img = graphene_get_header_image( $post_id );
} else {
$header_img = get_header_image();
$alt = get_bloginfo( 'name' );
}
/* Check if the page uses SSL and change HTTP to HTTPS if true */
if ( is_ssl() && stripos( $header_img, 'https' ) === false ) {
$header_img = str_replace( 'http', 'https', $header_img );
}
echo graphene_get_image_html( $header_img, array( HEADER_IMAGE_WIDTH, $graphene_settings['header_img_height'] ), $alt );
}
/**
* Display the post's featured image
*/
function graphene_featured_image(){
global $graphene_settings;
if ( ! has_post_thumbnail() ) return;
/* Check if featured image size is at least as wide as the content area width */
global $content_width;
$featured_image_id = get_post_thumbnail_id();
$featured_image = wp_get_attachment_metadata( $featured_image_id );
if ( $featured_image['width'] < $content_width ) return;
?>
post_excerpt ) {
?>
post_excerpt; ?>