$thumbnail_id = get_the_ID();
}
- $aspect_ratio = 1;
- $measurements = array( 1, 1 );
- $image_size = 'full'; // Fallback.
+ if ( $thumbnail_id ) {
+ $aspect_ratio = 1;
+ $measurements = array( 1, 1 );
+ $image_size = 'full'; // Fallback.
- $meta = wp_get_attachment_metadata( $thumbnail_id );
- if ( is_array( $meta ) ) {
- foreach ( $meta['sizes'] as $size => $data ) {
- if ( $data['width'] / $data['height'] > $aspect_ratio ) {
- $aspect_ratio = $data['width'] / $data['height'];
- $measurements = array( $data['width'], $data['height'] );
- $image_size = $size;
+ $meta = wp_get_attachment_metadata( $thumbnail_id );
+ if ( ! empty( $meta['sizes'] ) ) {
+ foreach ( $meta['sizes'] as $size => $data ) {
+ if ( $data['width'] / $data['height'] > $aspect_ratio ) {
+ $aspect_ratio = $data['width'] / $data['height'];
+ $measurements = array( $data['width'], $data['height'] );
+ $image_size = $size;
+ }
}
}
- }
- /**
- * Filter the thumbnail image size for use in the embed template.
- *
- * @since 4.4.0
- * @since 4.5.0 Added `$thumbnail_id` parameter.
- *
- * @param string $image_size Thumbnail image size.
- * @param int $thumbnail_id Attachment ID.
- */
- $image_size = apply_filters( 'embed_thumbnail_image_size', $image_size, $thumbnail_id );
+ /**
+ * Filters the thumbnail image size for use in the embed template.
+ *
+ * @since 4.4.0
+ * @since 4.5.0 Added `$thumbnail_id` parameter.
+ *
+ * @param string $image_size Thumbnail image size.
+ * @param int $thumbnail_id Attachment ID.
+ */
+ $image_size = apply_filters( 'embed_thumbnail_image_size', $image_size, $thumbnail_id );
- $shape = $measurements[0] / $measurements[1] >= 1.75 ? 'rectangular' : 'square';
+ $shape = $measurements[0] / $measurements[1] >= 1.75 ? 'rectangular' : 'square';
- /**
- * Filter the thumbnail shape for use in the embed template.
- *
- * Rectangular images are shown above the title while square images
- * are shown next to the content.
- *
- * @since 4.4.0
- * @since 4.5.0 Added `$thumbnail_id` parameter.
- *
- * @param string $shape Thumbnail image shape. Either 'rectangular' or 'square'.
- * @param int $thumbnail_id Attachment ID.
- */
- $shape = apply_filters( 'embed_thumbnail_image_shape', $shape, $thumbnail_id );
+ /**
+ * Filters the thumbnail shape for use in the embed template.
+ *
+ * Rectangular images are shown above the title while square images
+ * are shown next to the content.
+ *
+ * @since 4.4.0
+ * @since 4.5.0 Added `$thumbnail_id` parameter.
+ *
+ * @param string $shape Thumbnail image shape. Either 'rectangular' or 'square'.
+ * @param int $thumbnail_id Attachment ID.
+ */
+ $shape = apply_filters( 'embed_thumbnail_image_shape', $shape, $thumbnail_id );
+ }
- if ( 'rectangular' === $shape ) : ?>
+ if ( $thumbnail_id && 'rectangular' === $shape ) : ?>
<div class="wp-embed-featured-image rectangular">
<a href="<?php the_permalink(); ?>" target="_top">
<?php echo wp_get_attachment_image( $thumbnail_id, $image_size ); ?>
</a>
</p>
- <?php if ( 'square' === $shape ) : ?>
+ <?php if ( $thumbnail_id && 'square' === $shape ) : ?>
<div class="wp-embed-featured-image square">
<a href="<?php the_permalink(); ?>" target="_top">
<?php echo wp_get_attachment_image( $thumbnail_id, $image_size ); ?>
<?php
/**
- * Print additional content after the embed excerpt.
+ * Prints additional content after the embed excerpt.
*
* @since 4.4.0
*/
<div class="wp-embed-meta">
<?php
/**
- * Print additional meta content in the embed template.
+ * Prints additional meta content in the embed template.
*
* @since 4.4.0
*/