get_attachment_icon

Source code

function get_attachment_icon( $id = 0, $fullsize = false, $max_dims = false ) {

	_deprecated_function( __FUNCTION__, '2.5', 'wp_get_attachment_image()' );

	$id = (int) $id;

	if ( !$post = & get_post($id) )

		return false;



	if ( !$src = get_attachment_icon_src( $post->ID, $fullsize ) )

		return false;



	list($src, $src_file) = $src;



	// Do we need to constrain the image?

	if ( ($max_dims = apply_filters('attachment_max_dims', $max_dims)) && file_exists($src_file) ) {



		$imagesize = getimagesize($src_file);



		if (($imagesize[0] > $max_dims[0]) || $imagesize[1] > $max_dims[1] ) {

			$actual_aspect = $imagesize[0] / $imagesize[1];

			$desired_aspect = $max_dims[0] / $max_dims[1];



			if ( $actual_aspect >= $desired_aspect ) {

				$height = $actual_aspect * $max_dims[0];

				$constraint = "width='{$max_dims[0]}' ";

				$post->iconsize = array($max_dims[0], $height);

			} else {

				$width = $max_dims[1] / $actual_aspect;

				$constraint = "height='{$max_dims[1]}' ";

				$post->iconsize = array($width, $max_dims[1]);

			}

		} else {