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<?php
/**
* Get the attachment src, but also have the option of getting the fallback URL.
*
* @param $attachment
* @param $size
* @param bool|false $fallback
*
* @return array|bool|false
*/
function siteorigin_widgets_get_attachment_image_src( $attachment, $size, $fallback = false ){
if( empty( $attachment ) && !empty($fallback) ) {
$url = parse_url( $fallback );
if( !empty($url['fragment']) && preg_match('/^([0-9]+)x([0-9]+)$/', $url['fragment'], $matches) ) {
$width = intval($matches[1]);
$height = intval($matches[2]);
}
else {
$width = 0;
$height = 0;
}
// TODO, try get better values than 0 for width and height
return array( $fallback, $width, $height, false );
}
if( !empty( $attachment ) ) {
return wp_get_attachment_image_src( $attachment, $size );
}
return false;
}
function siteorigin_widgets_get_attachment_image( $attachment, $size, $fallback ){
if( !empty( $attachment ) ) {
return wp_get_attachment_image( $attachment, $size );
}
else {
$src = siteorigin_widgets_get_attachment_image_src( $attachment, $size, $fallback );
if( empty($src[0]) ) return '';
$atts = array(
'src' => $src[0],
);
if ( function_exists( 'wp_get_attachment_image_srcset' ) ) {
$atts['srcset'] = wp_get_attachment_image_srcset( $attachment, $size );
}
if ( function_exists( 'wp_get_attachment_image_sizes' ) ) {
$atts['sizes'] = wp_get_attachment_image_sizes( $attachment, $size );
}
if( !empty($src[1]) ) $atts['width'] = $src[1];
if( !empty($src[2]) ) $atts['height'] = $src[2];
$return = '<img ';
foreach( $atts as $id => $val ) {
$return .= $id . '="' . esc_attr( $val ) . '" ';
}
$return .= '>';
return $return;
}
}
/**
* Get size information for all currently-registered image sizes.
* From codex example here: https://codex.wordpress.org/Function_Reference/get_intermediate_image_sizes
*
* @global $_wp_additional_image_sizes
* @uses get_intermediate_image_sizes()
* @return array $sizes Data for all currently-registered image sizes.
*/
function siteorigin_widgets_get_image_sizes() {
global $_wp_additional_image_sizes;
$sizes = array();
foreach ( get_intermediate_image_sizes() as $_size ) {
if ( in_array( $_size, array('thumbnail', 'medium', 'medium_large', 'large') ) ) {
$sizes[ $_size ]['width'] = get_option( "{$_size}_size_w" );
$sizes[ $_size ]['height'] = get_option( "{$_size}_size_h" );
$sizes[ $_size ]['crop'] = (bool) get_option( "{$_size}_crop" );
} elseif ( isset( $_wp_additional_image_sizes[ $_size ] ) ) {
$sizes[ $_size ] = array(
'width' => $_wp_additional_image_sizes[ $_size ]['width'],
'height' => $_wp_additional_image_sizes[ $_size ]['height'],
'crop' => $_wp_additional_image_sizes[ $_size ]['crop'],
);
}
}
return $sizes;
}
/**
* @param $size
*
* @return mixed
*/
function siteorigin_widgets_get_image_size( $size ) {
$sizes = siteorigin_widgets_get_image_sizes();
if ( ! empty( $sizes[ $size ] ) ) {
return $sizes[ $size ];
}
return null;
}
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