Really simple gallery widget extension sub page support

widget.php.diff

52c52,53
< 	$query_images_args = array(
---
> 
> 	$query_pages_args = array(
54,56c55,57
< 		'post_status' => 'inherit',
< 		'post_type' => 'attachment',
< 		'post_mime_type' => 'image',
---
> 		'post_status' => 'publish',
> 		'post_type' => 'page',
> 		'sort_order' => $order,
58d58
< 		'order' => $order,
60c60
< 	
---
> 
63c63
< 		$query_images_args['orderby'] = 'rand';
---
> 		$query_pages_args['orderby'] = 'rand';
64a65,86
> 
> 	$pages = get_children( $query_pages_args );
> 
> 	$pages[] = get_page($post_id);
> 
> 	$totalPages = count($pages);
> 
> 	if( $totalPages != 0 ) {
> 
> 		foreach( $pages as $value ){
> 
> 			$query_images_args = array(
> 				'post_parent' => $value->ID,
> 				'post_status' => 'inherit',
> 				'post_type' => 'attachment',
> 				'post_mime_type' => 'image',
> 				'numberposts' => -1,
> 			);
> 				
> 			$attachmentsCount = count(get_children( $query_images_args ));
> 			if($attachmentsCount==0) $totalPages--;
> 		}
66,68d87
< 	// limited number of images
< 	if ($num_images != 0) {
< 		$query_images_args['numberposts'] = $num_images;
69a89,104
> 	
> 	foreach( $pages as $value ){
> 
> 		$query_images_args = array(
> 			'post_parent' => $value->ID,
> 			'post_status' => 'inherit',
> 			'post_type' => 'attachment',
> 			'post_mime_type' => 'image',
> 			'numberposts' => -1,
> 			'order' => $order,
> 		);
> 		
> 		// randomly ordered
> 		if ($order == 'rand') {
> 			$query_images_args['orderby'] = 'rand';
> 		}
71,78c106,108
<   $attachments = get_children( $query_images_args );
<   
<   if ( !empty($attachments) ) {
<   	foreach( $attachments as $id => $attachment ) {
<   		$image = wp_get_attachment_image_src($id, $image_size);
<   		$image['ID'] = $id;
<   		$image['title'] = $attachment->post_title;
<   		$images[] = $image;
---
> 		// limited number of images
> 		if ($num_images != 0) {
> 			$query_images_args['numberposts'] = round($num_images/$totalPages);
79a110,121
> 
> 	  $attachments = get_children( $query_images_args );
> 	  
> 	  if ( !empty($attachments) ) {
> 	  	foreach( $attachments as $id => $attachment ) {
> 	  		$image = wp_get_attachment_image_src($id, $image_size);
> 	  		$image['ID'] = $id;
> 	  		$image['title'] = $attachment->post_title;
> 	  		$images[] = $image;
> 			}
> 		}
>