Merge branch 'master' into export-yfm

browser/components/MarkdownPreview.js

@@ -28,6 +28,8 @@ import uri2path from 'file-uri-to-path'
 import { remote, shell } from 'electron'
 import attachmentManagement from '../main/lib/dataApi/attachmentManagement'
 import filenamify from 'filenamify'
+import { render } from 'react-dom'
+import Carousel from 'react-image-carousel'
 import ConfigManager from '../main/lib/ConfigManager'
 
 const dialog = remote.dialog
@@ -69,7 +71,7 @@ export default class MarkdownPreview extends React.Component {
     this.saveAsHtmlHandler = () => this.handleSaveAsHtml()
     this.printHandler = () => this.handlePrint()
 
-    this.linkClickHandler = this.handlelinkClick.bind(this)
+    this.linkClickHandler = this.handleLinkClick.bind(this)
     this.initMarkdown = this.initMarkdown.bind(this)
     this.initMarkdown()
   }
@@ -224,6 +226,8 @@ export default class MarkdownPreview extends React.Component {
   }
 
   componentDidMount () {
+    const { onDrop } = this.props
+
     this.refs.root.setAttribute('sandbox', 'allow-scripts')
     this.refs.root.contentWindow.document.body.addEventListener(
       'contextmenu',
@@ -261,7 +265,7 @@ export default class MarkdownPreview extends React.Component {
     )
     this.refs.root.contentWindow.document.addEventListener(
       'drop',
-      this.preventImageDroppedHandler
+      onDrop || this.preventImageDroppedHandler
     )
     this.refs.root.contentWindow.document.addEventListener(
       'dragover',
@@ -278,6 +282,8 @@ export default class MarkdownPreview extends React.Component {
   }
 
   componentWillUnmount () {
+    const { onDrop } = this.props
+
     this.refs.root.contentWindow.document.body.removeEventListener(
       'contextmenu',
       this.contextMenuHandler
@@ -296,7 +302,7 @@ export default class MarkdownPreview extends React.Component {
     )
     this.refs.root.contentWindow.document.removeEventListener(
       'drop',
-      this.preventImageDroppedHandler
+      onDrop || this.preventImageDroppedHandler
     )
     this.refs.root.contentWindow.document.removeEventListener(
       'dragover',
@@ -532,6 +538,34 @@ export default class MarkdownPreview extends React.Component {
         mermaidRender(el, htmlTextHelper.decodeEntities(el.innerHTML), theme)
       }
     )
+
+    _.forEach(
+      this.refs.root.contentWindow.document.querySelectorAll('.gallery'),
+      el => {
+        const images = el.innerHTML.split(/\n/g).filter(i => i.length > 0)
+        el.innerHTML = ''
+
+        const height = el.attributes.getNamedItem('data-height')
+        if (height && height.value !== 'undefined') {
+          el.style.height = height.value + 'vh'
+        }
+
+        let autoplay = el.attributes.getNamedItem('data-autoplay')
+        if (autoplay && autoplay.value !== 'undefined') {
+          autoplay = parseInt(autoplay.value, 10) || 0
+        } else {
+          autoplay = 0
+        }
+
+        render(
+          <Carousel
+            images={images}
+            autoplay={autoplay}
+          />,
+          el
+        )
+      }
+    )
   }
 
   focus () {
@@ -574,7 +608,7 @@ export default class MarkdownPreview extends React.Component {
     return new window.Notification(title, options)
   }
 
-  handlelinkClick (e) {
+  handleLinkClick (e) {
     e.preventDefault()
     e.stopPropagation()