Takes an image URL and pixel dimensions then returns a URL for the
resized and croped image.
| static public fit_image_url ( string $src, $width, $height ) : string | ||
| $src | string | |
| return | string | Transformed image URL |
/**
* Generates the thumbnail image to be used for the post. Uses the
* image as returned by Jetpack_PostImages::get_image()
*
* @param int $post_id
* @uses self::get_options, apply_filters, Jetpack_PostImages::get_image, Jetpack_PostImages::fit_image_url
* @return string
*/
protected function _generate_related_post_image_params($post_id)
{
$options = $this->get_options();
$image_params = array('src' => '', 'width' => 0, 'height' => 0);
if (!$options['show_thumbnails']) {
return $image_params;
}
$thumbnail_size = apply_filters('jetpack_relatedposts_filter_thumbnail_size', array('width' => 350, 'height' => 200));
if (!is_array($thumbnail_size)) {
$thumbnail_size = array('width' => (int) $thumbnail_size, 'height' => (int) $thumbnail_size);
}
// Try to get post image
if (class_exists('Jetpack_PostImages')) {
$img_url = '';
$post_image = Jetpack_PostImages::get_image($post_id, $thumbnail_size);
if (is_array($post_image)) {
$img_url = $post_image['src'];
} elseif (class_exists('Jetpack_Media_Summary')) {
$media = Jetpack_Media_Summary::get($post_id);
if (is_array($media) && !empty($media['image'])) {
$img_url = $media['image'];
}
}
if (!empty($img_url)) {
$image_params['width'] = $thumbnail_size['width'];
$image_params['height'] = $thumbnail_size['height'];
$image_params['src'] = Jetpack_PostImages::fit_image_url($img_url, $thumbnail_size['width'], $thumbnail_size['height']);
}
}
return $image_params;
}
/**
* Get one image from a specified post in the following order:
* Featured Image, first attached image, first image from the_content HTML
*
* @param int $id, The post ID to check
* @param string $size The image size to return, defaults to 'featured-home-big'.
* @param string|array $attr Optional. Query string or array of attributes.
* @return string $thumb Thumbnail image with markup.
*/
function boardwalk_get_image($post_id = null, $size = 'post-thumbnail', $attr = '')
{
$post_id = null === $post_id ? get_the_ID() : $post_id;
if ('' != get_the_post_thumbnail($post_id)) {
return get_the_post_thumbnail($post_id, $size, $attr);
}
$attached_images = get_attached_media('image');
if (!empty($attached_images)) {
$first_attached_image = array_shift($attached_images);
return wp_get_attachment_image($first_attached_image->ID, $size, false, $attr);
}
if (class_exists('Jetpack_PostImages')) {
global $_wp_additional_image_sizes;
$args = array('from_thumbnail' => false, 'from_slideshow' => true, 'from_gallery' => true, 'from_attachment' => false);
$image = Jetpack_PostImages::get_image($post_id, $args);
if (!empty($image)) {
$image['width'] = '';
$image['height'] = '';
if (array_key_exists($size, $_wp_additional_image_sizes)) {
$image['width'] = $_wp_additional_image_sizes[$size]['width'];
$image['height'] = $_wp_additional_image_sizes[$size]['height'];
}
$image_src = Jetpack_PostImages::fit_image_url($image['src'], $image['width'], $image['height']);
return '<img src="' . esc_url($image_src) . '" title="' . esc_attr(strip_tags(get_the_title())) . '" class="attachment-' . esc_attr($size) . ' wp-post-image" />';
}
}
return false;
}