1 files changed, 52 insertions, 0 deletions
diff --git a/app/assets/javascripts/behaviors/markdown/nodes/image.js b/app/assets/javascripts/behaviors/markdown/nodes/image.js
new file mode 100644
index 00000000000..c225a5ed876
--- /dev/null
+++ b/app/assets/javascripts/behaviors/markdown/nodes/image.js
@@ -0,0 +1,52 @@
+/* eslint-disable class-methods-use-this */
+
+import { Image as BaseImage } from 'tiptap-extensions';
+import { placeholderImage } from '~/lazy_loader';
+import { defaultMarkdownSerializer } from 'prosemirror-markdown';
+
+export default class Image extends BaseImage {
+  get schema() {
+    return {
+      attrs: {
+        src: {},
+        alt: {
+          default: null,
+        },
+        title: {
+          default: null,
+        },
+      },
+      group: 'inline',
+      inline: true,
+      draggable: true,
+      parseDOM: [
+        // Matches HTML generated by Banzai::Filter::ImageLinkFilter
+        {
+          tag: 'a.no-attachment-icon',
+          priority: 51,
+          skip: true,
+        },
+        // Matches HTML generated by Banzai::Filter::ImageLazyLoadFilter
+        {
+          tag: 'img[src]',
+          getAttrs: el => {
+            const imageSrc = el.src;
+            const imageUrl =
+              imageSrc && imageSrc !== placeholderImage ? imageSrc : el.dataset.src || '';
+
+            return {
+              src: imageUrl,
+              title: el.getAttribute('title'),
+              alt: el.getAttribute('alt'),
+            };
+          },
+        },
+      ],
+      toDOM: node => ['img', node.attrs],
+    };
+  }
+
+  toMarkdown(state, node) {
+    defaultMarkdownSerializer.nodes.image(state, node);
+  }
+}