feat: Added "Image from URL" option and markdown image syntax support to Super. Also allows pasting images from copied web content

packages/desktop/app/index.html

@@ -15,6 +15,7 @@
         connect-src * data: blob:;
         style-src 'unsafe-inline' 'self' http://localhost:* http://127.0.0.1:45653;
         frame-src * blob:;
+        img-src * data: blob:;
       "
     />
 

packages/web/src/javascripts/App.tsx

@@ -24,7 +24,7 @@ declare global {
   }
 }
 
-import { disableIosTextFieldZoom } from '@/Utils'
+import { disableIosTextFieldZoom, getPlatform } from '@/Utils'
 import { IsWebPlatform, WebAppVersion } from '@/Constants/Version'
 import { DesktopManagerInterface, Platform, SNLog } from '@standardnotes/snjs'
 import ApplicationGroupView from './Components/ApplicationGroupView/ApplicationGroupView'
@@ -101,7 +101,7 @@ if (IsWebPlatform) {
 
   setTimeout(() => {
     const device = window.reactNativeDevice || new WebDevice(WebAppVersion)
-    window.platform = device.platform
+    window.platform = getPlatform(device)
 
     startApplication(window.defaultSyncServer, device, window.enabledUnfinishedFeatures, window.websocketUrl).catch(
       console.error,

packages/web/src/javascripts/Components/SuperEditor/Lexical/Nodes/AllNodes.ts

@@ -14,6 +14,7 @@ import { CollapsibleContentNode } from '../../Plugins/CollapsiblePlugin/Collapsi
 import { CollapsibleTitleNode } from '../../Plugins/CollapsiblePlugin/CollapsibleTitleNode'
 import { FileNode } from '../../Plugins/EncryptedFilePlugin/Nodes/FileNode'
 import { BubbleNode } from '../../Plugins/ItemBubblePlugin/Nodes/BubbleNode'
+import { RemoteImageNode } from '../../Plugins/RemoteImagePlugin/RemoteImageNode'
 
 export const BlockEditorNodes = [
   AutoLinkNode,
@@ -38,4 +39,5 @@ export const BlockEditorNodes = [
   YouTubeNode,
   FileNode,
   BubbleNode,
+  RemoteImageNode,
 ]

packages/web/src/javascripts/Components/SuperEditor/MarkdownTransformers.ts

@@ -4,6 +4,7 @@ import {
   ElementTransformer,
   TEXT_FORMAT_TRANSFORMERS,
   TEXT_MATCH_TRANSFORMERS,
+  TextMatchTransformer,
 } from '@lexical/markdown'
 
 import {
@@ -12,6 +13,11 @@ import {
   $isHorizontalRuleNode,
 } from '@lexical/react/LexicalHorizontalRuleNode'
 import { LexicalNode } from 'lexical'
+import {
+  $createRemoteImageNode,
+  $isRemoteImageNode,
+  RemoteImageNode,
+} from './Plugins/RemoteImagePlugin/RemoteImageNode'
 
 const HorizontalRule: ElementTransformer = {
   dependencies: [HorizontalRuleNode],
@@ -33,8 +39,29 @@ const HorizontalRule: ElementTransformer = {
   type: 'element',
 }
 
+const IMAGE: TextMatchTransformer = {
+  dependencies: [RemoteImageNode],
+  export: (node) => {
+    if (!$isRemoteImageNode(node)) {
+      return null
+    }
+
+    return `![${node.__alt ? node.__alt : 'image'}](${node.__src})`
+  },
+  importRegExp: /!(?:\[([^[]*)\])(?:\(([^(]+)\))/,
+  regExp: /!(?:\[([^[]*)\])(?:\(([^(]+)\))$/,
+  replace: (textNode, match) => {
+    const [, alt, src] = match
+    const imageNode = $createRemoteImageNode(src, alt)
+    textNode.replace(imageNode)
+  },
+  trigger: ')',
+  type: 'text-match',
+}
+
 export const MarkdownTransformers = [
   CHECK_LIST,
+  IMAGE,
   ...ELEMENT_TRANSFORMERS,
   ...TEXT_FORMAT_TRANSFORMERS,
   ...TEXT_MATCH_TRANSFORMERS,

packages/web/src/javascripts/Components/SuperEditor/Plugins/BlockPickerPlugin/BlockPickerPlugin.tsx

@@ -25,6 +25,8 @@ import { GetDatetimeBlockOptions } from './Options/DateTime'
 import { isMobileScreen } from '@/Utils'
 import { useApplication } from '@/Components/ApplicationProvider'
 import { GetIndentOutdentBlockOptions } from './Options/IndentOutdent'
+import { GetRemoteImageBlockOption } from './Options/RemoteImage'
+import { InsertRemoteImageDialog } from '../RemoteImagePlugin/RemoteImagePlugin'
 
 export default function BlockPickerMenuPlugin(): JSX.Element {
   const [editor] = useLexicalComposerContext()
@@ -46,6 +48,9 @@ export default function BlockPickerMenuPlugin(): JSX.Element {
       GetTableBlockOption(() =>
         showModal('Insert Table', (onClose) => <InsertTableDialog activeEditor={editor} onClose={onClose} />),
       ),
+      GetRemoteImageBlockOption(() => {
+        showModal('Insert image from URL', (onClose) => <InsertRemoteImageDialog onClose={onClose} />)
+      }),
       GetNumberedListBlockOption(editor),
       GetBulletedListBlockOption(editor),
       GetChecklistBlockOption(editor),

packages/web/src/javascripts/Components/SuperEditor/Plugins/BlockPickerPlugin/Options/RemoteImage.tsx

@@ -0,0 +1,12 @@
+import { LexicalIconName } from '@/Components/Icon/LexicalIcons'
+import { GetRemoteImageBlock } from '../../Blocks/RemoteImage'
+import { BlockPickerOption } from '../BlockPickerOption'
+
+export function GetRemoteImageBlockOption(onSelect: () => void) {
+  const block = GetRemoteImageBlock(onSelect)
+  return new BlockPickerOption(block.name, {
+    iconName: block.iconName as LexicalIconName,
+    keywords: block.keywords,
+    onSelect: block.onSelect,
+  })
+}

packages/web/src/javascripts/Components/SuperEditor/Plugins/Blocks/RemoteImage.tsx

@@ -0,0 +1,3 @@
+export function GetRemoteImageBlock(onSelect: () => void) {
+  return { name: 'Image from URL', iconName: 'file-image', keywords: ['image', 'url'], onSelect }
+}

packages/web/src/javascripts/Components/SuperEditor/Plugins/Commands.ts

@@ -6,3 +6,4 @@ export const INSERT_TIME_COMMAND: LexicalCommand<string> = createCommand('INSERT
 export const INSERT_DATE_COMMAND: LexicalCommand<string> = createCommand('INSERT_DATE_COMMAND')
 export const INSERT_DATETIME_COMMAND: LexicalCommand<string> = createCommand('INSERT_DATETIME_COMMAND')
 export const INSERT_PASSWORD_COMMAND: LexicalCommand<string> = createCommand('INSERT_PASSWORD_COMMAND')
+export const INSERT_REMOTE_IMAGE_COMMAND: LexicalCommand<string> = createCommand('INSERT_REMOTE_IMAGE_COMMAND')

packages/web/src/javascripts/Components/SuperEditor/Plugins/MobileToolbarPlugin/MobileToolbarPlugin.tsx

@@ -26,6 +26,8 @@ import { MutuallyExclusiveMediaQueryBreakpoints, useMediaQuery } from '@/Hooks/u
 import { classNames } from '@standardnotes/snjs'
 import { SUPER_TOGGLE_SEARCH } from '@standardnotes/ui-services'
 import { useApplication } from '@/Components/ApplicationProvider'
+import { GetRemoteImageBlock } from '../Blocks/RemoteImage'
+import { InsertRemoteImageDialog } from '../RemoteImagePlugin/RemoteImagePlugin'
 
 const MobileToolbarPlugin = () => {
   const application = useApplication()
@@ -127,6 +129,9 @@ const MobileToolbarPlugin = () => {
       GetTableBlock(() =>
         showModal('Insert Table', (onClose) => <InsertTableDialog activeEditor={editor} onClose={onClose} />),
       ),
+      GetRemoteImageBlock(() => {
+        showModal('Insert image from URL', (onClose) => <InsertRemoteImageDialog onClose={onClose} />)
+      }),
       GetNumberedListBlock(editor),
       GetBulletedListBlock(editor),
       GetChecklistBlock(editor),

packages/web/src/javascripts/Components/SuperEditor/Plugins/RemoteImagePlugin/RemoteImageComponent.tsx

@@ -0,0 +1,88 @@
+import { useApplication } from '@/Components/ApplicationProvider'
+import Icon from '@/Components/Icon/Icon'
+import Spinner from '@/Components/Spinner/Spinner'
+import { isDesktopApplication } from '@/Utils'
+import { useLexicalComposerContext } from '@lexical/react/LexicalComposerContext'
+import { classNames } from '@standardnotes/snjs'
+import { useCallback, useState } from 'react'
+import { $createFileNode } from '../EncryptedFilePlugin/Nodes/FileUtils'
+import { RemoteImageNode } from './RemoteImageNode'
+
+const RemoteImageComponent = ({ src, alt, node }: { src: string; alt?: string; node: RemoteImageNode }) => {
+  const application = useApplication()
+  const [editor] = useLexicalComposerContext()
+
+  const [didImageLoad, setDidImageLoad] = useState(false)
+  const [isSaving, setIsSaving] = useState(false)
+
+  const fetchAndUploadImage = useCallback(async () => {
+    setIsSaving(true)
+    try {
+      const response = await fetch(src)
+
+      if (!response.ok) {
+        return
+      }
+
+      const blob = await response.blob()
+      const file = new File([blob], src, { type: blob.type })
+
+      const { filesController, linkingController } = application.getViewControllerManager()
+
+      const uploadedFile = await filesController.uploadNewFile(file, false)
+
+      if (!uploadedFile) {
+        return
+      }
+
+      editor.update(() => {
+        const fileNode = $createFileNode(uploadedFile.uuid)
+        node.replace(fileNode)
+      })
+
+      void linkingController.linkItemToSelectedItem(uploadedFile)
+    } catch (error) {
+      console.error(error)
+    } finally {
+      setIsSaving(false)
+    }
+  }, [application, editor, node, src])
+
+  const canShowSaveButton = application.isNativeMobileWeb() || isDesktopApplication()
+
+  return (
+    <div className="relative flex min-h-[2rem] flex-col items-center gap-2.5">
+      <img
+        alt={alt}
+        src={src}
+        onLoad={() => {
+          setDidImageLoad(true)
+        }}
+      />
+      {didImageLoad && canShowSaveButton && (
+        <button
+          className={classNames(
+            'flex items-center gap-2.5 rounded border border-border bg-default px-2.5 py-1.5',
+            !isSaving && 'hover:bg-info hover:text-info-contrast',
+          )}
+          onClick={fetchAndUploadImage}
+          disabled={isSaving}
+        >
+          {isSaving ? (
+            <>
+              <Spinner className="h-4 w-4" />
+              Saving...
+            </>
+          ) : (
+            <>
+              <Icon type="download" />
+              Save image to Files
+            </>
+          )}
+        </button>
+      )}
+    </div>
+  )
+}
+
+export default RemoteImageComponent

packages/web/src/javascripts/Components/SuperEditor/Plugins/RemoteImagePlugin/RemoteImageNode.tsx

@@ -0,0 +1,89 @@
+import { DecoratorBlockNode, SerializedDecoratorBlockNode } from '@lexical/react/LexicalDecoratorBlockNode'
+import { DOMConversionMap, DOMExportOutput, LexicalNode, Spread } from 'lexical'
+import RemoteImageComponent from './RemoteImageComponent'
+
+type SerializedRemoteImageNode = Spread<
+  {
+    version: 1
+    type: 'unencrypted-image'
+    alt: string | undefined
+    src: string
+  },
+  SerializedDecoratorBlockNode
+>
+
+export class RemoteImageNode extends DecoratorBlockNode {
+  __alt: string | undefined
+  __src: string
+
+  static getType(): string {
+    return 'unencrypted-image'
+  }
+
+  constructor(src: string, alt?: string) {
+    super()
+    this.__src = src
+    this.__alt = alt
+  }
+
+  static clone(node: RemoteImageNode): RemoteImageNode {
+    return new RemoteImageNode(node.__src, node.__alt)
+  }
+
+  static importJSON(serializedNode: SerializedRemoteImageNode): RemoteImageNode {
+    const node = $createRemoteImageNode(serializedNode.src, serializedNode.alt)
+    return node
+  }
+
+  exportJSON(): SerializedRemoteImageNode {
+    return {
+      ...super.exportJSON(),
+      src: this.__src,
+      alt: this.__alt,
+      version: 1,
+      type: 'unencrypted-image',
+    }
+  }
+
+  static importDOM(): DOMConversionMap<HTMLDivElement> | null {
+    return {
+      img: (domNode: HTMLDivElement) => {
+        if (domNode.tagName !== 'IMG') {
+          return null
+        }
+        return {
+          conversion: () => {
+            if (!(domNode instanceof HTMLImageElement)) {
+              return null
+            }
+            return {
+              node: $createRemoteImageNode(domNode.currentSrc || domNode.src, domNode.alt),
+            }
+          },
+          priority: 2,
+        }
+      },
+    }
+  }
+
+  exportDOM(): DOMExportOutput {
+    const element = document.createElement('img')
+    if (this.__alt) {
+      element.setAttribute('alt', this.__alt)
+    }
+    element.setAttribute('src', this.__src)
+    return { element }
+  }
+
+  decorate(): JSX.Element {
+    return <RemoteImageComponent node={this} src={this.__src} alt={this.__alt} />
+  }
+}
+
+export function $isRemoteImageNode(node: RemoteImageNode | LexicalNode | null | undefined): node is RemoteImageNode {
+  return node instanceof RemoteImageNode
+}
+
+export function $createRemoteImageNode(src: string, alt?: string): RemoteImageNode {
+  return new RemoteImageNode(src, alt)
+}

packages/web/src/javascripts/Components/SuperEditor/Plugins/RemoteImagePlugin/RemoteImagePlugin.tsx

@@ -0,0 +1,56 @@
+import { useLexicalComposerContext } from '@lexical/react/LexicalComposerContext'
+import { $createParagraphNode, $insertNodes, $isRootOrShadowRoot, COMMAND_PRIORITY_NORMAL } from 'lexical'
+import { useEffect, useState } from 'react'
+import Button from '../../Lexical/UI/Button'
+import { DialogActions } from '../../Lexical/UI/Dialog'
+import TextInput from '../../Lexical/UI/TextInput'
+import { INSERT_REMOTE_IMAGE_COMMAND } from '../Commands'
+import { $createRemoteImageNode } from './RemoteImageNode'
+import { $wrapNodeInElement } from '@lexical/utils'
+
+export function InsertRemoteImageDialog({ onClose }: { onClose: () => void }) {
+  const [url, setURL] = useState('')
+  const [editor] = useLexicalComposerContext()
+
+  const onClick = () => {
+    if (url.length < 1) {
+      return
+    }
+
+    editor.dispatchCommand(INSERT_REMOTE_IMAGE_COMMAND, url)
+    onClose()
+  }
+
+  return (
+    <>
+      <TextInput label="URL:" onChange={setURL} value={url} />
+      <DialogActions>
+        <Button onClick={onClick}>Confirm</Button>
+      </DialogActions>
+    </>
+  )
+}
+
+export default function RemoteImagePlugin() {
+  const [editor] = useLexicalComposerContext()
+
+  useEffect(() => {
+    return editor.registerCommand<string>(
+      INSERT_REMOTE_IMAGE_COMMAND,
+      (payload) => {
+        const imageNode = $createRemoteImageNode(payload)
+        $insertNodes([imageNode])
+        if ($isRootOrShadowRoot(imageNode.getParentOrThrow())) {
+          $wrapNodeInElement(imageNode, $createParagraphNode).selectEnd()
+        }
+        const newLineNode = $createParagraphNode()
+        $insertNodes([newLineNode])
+
+        return true
+      },
+      COMMAND_PRIORITY_NORMAL,
+    )
+  }, [editor])
+
+  return null
+}