From 1e8fa944a15c7194286b13d1fae3c7115b923d89 Mon Sep 17 00:00:00 2001
From: benweet <benoit.schweblin@gmail.com>
Date: Tue, 13 Feb 2018 23:04:54 +0000
Subject: [PATCH] New import menu with HTML to Markdown conversion

---
 README.md                           |  4 +-
 src/components/SideBar.vue          |  4 ++
 src/components/menus/ImportMenu.vue | 83 +++++++++++++++++++++++++++++
 src/components/menus/MainMenu.vue   | 33 ++----------
 4 files changed, 93 insertions(+), 31 deletions(-)
 create mode 100644 src/components/menus/ImportMenu.vue

diff --git a/README.md b/README.md
index 318ed5af..a6559735 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 [![Build Status](https://img.shields.io/travis/benweet/stackedit.svg?style=flat)](https://travis-ci.org/benweet/stackedit) [![NPM version](https://img.shields.io/npm/v/stackedit.svg?style=flat)](https://www.npmjs.org/package/stackedit)
 
-StackEdit is a full-featured, open-source Markdown editor based on PageDown, the Markdown library used by Stack Overflow and the other Stack Exchange sites.
+> Full-featured, open-source Markdown editor based on PageDown, the Markdown library used by Stack Overflow and the other Stack Exchange sites.
 
 https://stackedit.io/.
 
@@ -14,7 +14,7 @@ https://stackedit.io/.
  - Edit existing Markdown files from Google Drive, Dropbox and your local hard drive
  - Post your Markdown file on Blogger/Blogspot, WordPress, Zendesk
  - Publish your Markdown file on GitHub, Gist, Google Drive, Dropbox
- - Share a workspace over Google Drive
+ - Share a workspace over Google Drive, CouchDB
 
 ### Features:
 
diff --git a/src/components/SideBar.vue b/src/components/SideBar.vue
index ec46a8e2..1495cb3d 100644
--- a/src/components/SideBar.vue
+++ b/src/components/SideBar.vue
@@ -18,6 +18,7 @@
       <publish-menu v-else-if="panel === 'publish'"></publish-menu>
       <history-menu v-else-if="panel === 'history'"></history-menu>
       <export-menu v-else-if="panel === 'export'"></export-menu>
+      <import-menu v-else-if="panel === 'import'"></import-menu>
       <more-menu v-else-if="panel === 'more'"></more-menu>
       <div v-else-if="panel === 'help'" class="side-bar__panel side-bar__panel--help">
         <pre class="markdown-highlighting" v-html="markdownSample"></pre>
@@ -39,6 +40,7 @@ import SyncMenu from './menus/SyncMenu';
 import PublishMenu from './menus/PublishMenu';
 import HistoryMenu from './menus/HistoryMenu';
 import ExportMenu from './menus/ExportMenu';
+import ImportMenu from './menus/ImportMenu';
 import MoreMenu from './menus/MoreMenu';
 import markdownSample from '../data/markdownSample.md';
 import markdownConversionSvc from '../services/markdownConversionSvc';
@@ -52,6 +54,7 @@ const panelNames = {
   publish: 'Publish',
   history: 'File history',
   export: 'Export to disk',
+  import: 'Import from disk',
   more: 'More',
 };
 
@@ -64,6 +67,7 @@ export default {
     PublishMenu,
     HistoryMenu,
     ExportMenu,
+    ImportMenu,
     MoreMenu,
   },
   data: () => ({
diff --git a/src/components/menus/ImportMenu.vue b/src/components/menus/ImportMenu.vue
new file mode 100644
index 00000000..b780a0d5
--- /dev/null
+++ b/src/components/menus/ImportMenu.vue
@@ -0,0 +1,83 @@
+<template>
+  <div class="side-bar__panel side-bar__panel--menu">
+    <input class="hidden-file" id="import-markdown-file-input" type="file" @change="onImportMarkdown">
+    <label class="menu-entry button flex flex--row flex--align-center" for="import-markdown-file-input">
+      <div class="menu-entry__icon flex flex--column flex--center">
+        <icon-upload></icon-upload>
+      </div>
+      <div class="flex flex--column">
+        <div>Import Markdown</div>
+        <span>Open a plain text file.</span>
+      </div>
+    </label>
+    <input class="hidden-file" id="import-html-file-input" type="file" @change="onImportHtml">
+    <label class="menu-entry button flex flex--row flex--align-center" for="import-html-file-input">
+      <div class="menu-entry__icon flex flex--column flex--center">
+        <icon-upload></icon-upload>
+      </div>
+      <div class="flex flex--column">
+        <div>Import HTML</div>
+        <span>Convert an HTML file to Markdown.</span>
+      </div>
+    </label>
+  </div>
+</template>
+
+<script>
+import TurndownService from 'turndown/lib/turndown.browser.umd';
+import htmlSanitizer from '../../libs/htmlSanitizer';
+import MenuEntry from './common/MenuEntry';
+import providerUtils from '../../services/providers/providerUtils';
+
+const turndownService = new TurndownService({
+  headingStyle: 'atx',
+  hr: '----------',
+  bulletListMarker: '-',
+  codeBlockStyle: 'fenced',
+});
+
+const readFile = file => new Promise((resolve) => {
+  if (file) {
+    const reader = new FileReader();
+    reader.onload = (e) => {
+      const content = e.target.result;
+      if (content.match(/\uFFFD/)) {
+        this.$store.dispatch('notification/error', 'File is not readable.');
+      } else {
+        resolve(content);
+      }
+    };
+    reader.readAsText(file);
+  }
+});
+
+export default {
+  components: {
+    MenuEntry,
+  },
+  methods: {
+    onImportMarkdown(evt) {
+      const file = evt.target.files[0];
+      readFile(file)
+        .then(content => this.$store.dispatch('createFile', {
+          ...providerUtils.parseContent(content),
+          name: file.name,
+        })
+          .then(item => this.$store.commit('file/setCurrentId', item.id)));
+    },
+    onImportHtml(evt) {
+      const file = evt.target.files[0];
+      readFile(file)
+        .then(content => this.$store.dispatch('createFile', {
+          ...providerUtils.parseContent(
+            turndownService.turndown(
+              htmlSanitizer.sanitizeHtml(content)
+                .replace(/&#160;/g, ' '), // Replace non-breaking spaces with classic spaces
+              )),
+          name: file.name,
+        }))
+        .then(item => this.$store.commit('file/setCurrentId', item.id));
+    },
+  },
+};
+</script>
diff --git a/src/components/menus/MainMenu.vue b/src/components/menus/MainMenu.vue
index 6531cf83..c3ea5752 100644
--- a/src/components/menus/MainMenu.vue
+++ b/src/components/menus/MainMenu.vue
@@ -65,15 +65,10 @@
       <icon-content-save slot="icon"></icon-content-save>
       Export to disk
     </menu-entry>
-    <input class="hidden-file" id="import-disk-file-input" type="file" @change="onImportFile">
-    <label class="menu-entry button flex flex--row flex--align-center" for="import-disk-file-input">
-      <div class="menu-entry__icon flex flex--column flex--center">
-        <icon-content-save></icon-content-save>
-      </div>
-      <div class="flex flex--column">
-        Import from disk
-      </div>
-    </label>
+    <menu-entry @click.native="setPanel('import')">
+      <icon-content-save slot="icon"></icon-content-save>
+      Import from disk
+    </menu-entry>
     <menu-entry @click.native="print">
       <icon-printer slot="icon"></icon-printer>
       Print
@@ -91,7 +86,6 @@ import MenuEntry from './common/MenuEntry';
 import UserImage from '../UserImage';
 import googleHelper from '../../services/providers/helpers/googleHelper';
 import syncSvc from '../../services/syncSvc';
-import providerUtils from '../../services/providers/providerUtils';
 
 export default {
   components: {
@@ -116,25 +110,6 @@ export default {
           () => {}, // Cancel
         );
     },
-    onImportFile(evt) {
-      const file = evt.target.files[0];
-      if (file) {
-        const reader = new FileReader();
-        reader.onload = (e) => {
-          const content = e.target.result;
-          if (content.match(/\uFFFD/)) {
-            this.$store.dispatch('notification/error', 'File is not readable.');
-          } else {
-            this.$store.dispatch('createFile', {
-              ...providerUtils.parseContent(content),
-              name: file.name,
-            })
-              .then(item => this.$store.commit('file/setCurrentId', item.id));
-          }
-        };
-        reader.readAsText(file);
-      }
-    },
     fileProperties() {
       return this.$store.dispatch('modal/open', 'fileProperties')
         .catch(() => {}); // Cancel