fixup! figcaption: Adds figcaption

Author: matthijskooijman

data/themes/default/hypha.css

@@ -525,6 +525,10 @@ img {
  height: auto;
 }
 
+#main figure .title + .attribution:before {
+    content: " - ";
+}
+
 #main img.left {
  float: left;
  margin: 0 13px 10px 0;

system/core/pages.php

@@ -604,7 +604,7 @@ function wikify_link($node) {
 	function add_captions_to_all_images($element) {
 		/** @var \DOMWrap\NodeList $img */
 		// process images that reside within "main"
-		foreach ($element->findXPath('//*[@id="main"]//img[@title] | //*[@id="main"]//img[@data-attribution]') as $img) {
+		foreach ($element->findXPath('//*[@id="main"]//img[@title or @data-attribution]') as $img) {
 			// do not process images that reside within the wymeditor
 			if ($img->parents('.wymeditor')->count() === 0) {
 				add_caption_to_image($img);
@@ -613,19 +613,24 @@ function add_captions_to_all_images($element) {
 	}
 
 	function add_caption_to_image($img) {
-		$figure = new DOMWrap\Element('figure');
-		$img->parentNode->insertBefore($figure, $img);
-		$figure->append($img);
+		$doc = $img->document();
+
+		$img->wrap('<figure>');
+		$caption = $doc->createElement('figcaption');
+		$img->after($caption);
 
 		$title = $img->getAttribute('title');
-		$text = $title ? $title : '';
-		$caption = new DOMWrap\Element('figcaption', $text);
-		$figure->append($caption);
+		if ($title) {
+			$span = $doc->createElement('span', $title);
+			$span->addClass('title');
+			$caption->append($span);
+		}
 
 		$attribution = $img->getAttribute('data-attribution');
 		if ($attribution) {
-			$small = new DOMWrap\Element('small', $attribution);
-			$figure->append($small);
+			$small = $doc->createElement('small', $attribution);
+			$small->addClass('attribution');
+			$caption->append($small);
 		}
 	}