add qrcode export import

package.json

@@ -25,6 +25,7 @@
     "@types/mime-types": "^2.1.1",
     "@types/mocha": "^9.0.0",
     "@types/node": "^14.14.37",
+    "@types/qrcode": "^1.4.1",
     "builtin-modules": "^3.2.0",
     "chai": "^4.3.4",
     "chai-as-promised": "^7.1.1",
@@ -57,6 +58,7 @@
     "obsidian": "^0.12.0",
     "path-browserify": "^1.0.1",
     "process": "^0.11.10",
+    "qrcode": "^1.5.0",
     "rfc4648": "^1.5.0",
     "rimraf": "^3.0.2",
     "stream-browserify": "^3.0.0",

src/baseTypes.ts

@@ -1,9 +1,45 @@
 /**
  * Only type defs here.
+ * To avoid circular dependency.
  */
 
 export type SUPPORTED_SERVICES_TYPE = "s3" | "webdav" | "dropbox";
 
+export interface S3Config {
+  s3Endpoint: string;
+  s3Region: string;
+  s3AccessKeyID: string;
+  s3SecretAccessKey: string;
+  s3BucketName: string;
+}
+
+export interface DropboxConfig {
+  accessToken: string;
+  clientID: string;
+  refreshToken: string;
+  accessTokenExpiresInSeconds: number;
+  accessTokenExpiresAtTime: number;
+  accountID: string;
+  username: string;
+}
+
+export type WebdavAuthType = "digest" | "basic";
+
+export interface WebdavConfig {
+  address: string;
+  username: string;
+  password: string;
+  authType: WebdavAuthType;
+}
+
+export interface RemotelySavePluginSettings {
+  s3: S3Config;
+  webdav: WebdavConfig;
+  dropbox: DropboxConfig;
+  password: string;
+  serviceType: SUPPORTED_SERVICES_TYPE;
+}
+
 export interface RemoteItem {
   key: string;
   lastModified: number;
@@ -11,3 +47,13 @@ export interface RemoteItem {
   remoteType: SUPPORTED_SERVICES_TYPE;
   etag?: string;
 }
+
+export const COMMAND_URI = "remotely-save";
+export const COMMAND_CALLBACK = "remotely-save-cb";
+
+export interface UriParams {
+  func?: string;
+  vault?: string;
+  ver?: string;
+  data?: string;
+}

src/importExport.ts

@@ -0,0 +1,76 @@
+import QRCode from "qrcode";
+
+import {
+  COMMAND_URI,
+  UriParams,
+  RemotelySavePluginSettings,
+} from "./baseTypes";
+
+export const exportQrCodeUri = async (
+  settings: RemotelySavePluginSettings,
+  currentVaultName: string,
+  pluginVersion: string
+) => {
+  const data = encodeURIComponent(JSON.stringify(settings));
+  const vault = encodeURIComponent(currentVaultName);
+  const version = encodeURIComponent(pluginVersion);
+  const rawUri = `obsidian://${COMMAND_URI}?func=settings&version=${version}&vault=${vault}&data=${data}`;
+  // console.log(uri)
+  const imgUri = await QRCode.toDataURL(rawUri);
+  return {
+    rawUri,
+    imgUri,
+  };
+};
+
+export interface ProcessQrCodeResultType {
+  status: "error" | "ok";
+  message: string;
+  result?: RemotelySavePluginSettings;
+}
+
+export const importQrCodeUri = (
+  inputParams: any,
+  currentVaultName: string
+): ProcessQrCodeResultType => {
+  let params = inputParams as UriParams;
+  if (
+    params.func === undefined ||
+    params.func !== "settings" ||
+    params.vault === undefined ||
+    params.data === undefined
+  ) {
+    return {
+      status: "error",
+      message: `the uri is not for exporting/importing settings: ${JSON.stringify(
+        inputParams
+      )}`,
+    };
+  }
+
+  if (params.vault !== currentVaultName) {
+    return {
+      status: "error",
+      message: `the target vault is ${
+        params.vault
+      } but you are currently in ${currentVaultName}: ${JSON.stringify(
+        inputParams
+      )}`,
+    };
+  }
+
+  let settings = {} as RemotelySavePluginSettings;
+  try {
+    settings = JSON.parse(params.data);
+  } catch (e) {
+    return {
+      status: "error",
+      message: `errors while parsing settings: ${JSON.stringify(inputParams)}`,
+    };
+  }
+  return {
+    status: "ok",
+    message: "ok",
+    result: settings,
+  };
+};

src/main.ts

@@ -27,14 +27,9 @@ import type { InternalDBs } from "./localdb";
 import type { SyncStatusType, PasswordCheckType } from "./sync";
 import { isPasswordOk, getSyncPlan, doActualSync } from "./sync";
 
-import { S3Config, DEFAULT_S3_CONFIG } from "./remoteForS3";
+import { DEFAULT_S3_CONFIG } from "./remoteForS3";
+import { DEFAULT_WEBDAV_CONFIG } from "./remoteForWebdav";
 import {
-  WebdavConfig,
-  DEFAULT_WEBDAV_CONFIG,
-  WebdavAuthType,
-} from "./remoteForWebdav";
-import {
-  DropboxConfig,
   DEFAULT_DROPBOX_CONFIG,
   getAuthUrlAndVerifier,
   sendAuthReq,
@@ -43,15 +38,17 @@ import {
 
 import { RemoteClient } from "./remote";
 import { exportSyncPlansToFiles } from "./debugMode";
-import { SUPPORTED_SERVICES_TYPE } from "./baseTypes";
-
-interface RemotelySavePluginSettings {
-  s3: S3Config;
-  webdav: WebdavConfig;
-  dropbox: DropboxConfig;
-  password: string;
-  serviceType: SUPPORTED_SERVICES_TYPE;
-}
+import { COMMAND_URI, COMMAND_CALLBACK } from "./baseTypes";
+import type {
+  SUPPORTED_SERVICES_TYPE,
+  S3Config,
+  DropboxConfig,
+  WebdavAuthType,
+  WebdavConfig,
+  RemotelySavePluginSettings,
+} from "./baseTypes";
+import type { ProcessQrCodeResultType } from "./importExport";
+import { exportQrCodeUri, importQrCodeUri } from "./importExport";
 
 const DEFAULT_SETTINGS: RemotelySavePluginSettings = {
   s3: DEFAULT_S3_CONFIG,
@@ -88,6 +85,32 @@ export default class RemotelySavePlugin extends Plugin {
       })
     );
 
+    this.registerObsidianProtocolHandler(COMMAND_URI, async (inputParams) => {
+      const parsed = importQrCodeUri(inputParams, this.app.vault.getName());
+      if (parsed.status === "error") {
+        new Notice(parsed.message);
+      } else {
+        const copied = JSON.parse(JSON.stringify(parsed.result));
+        // new Notice(JSON.stringify(copied))
+        this.settings = copied;
+        this.saveSettings();
+        new Notice(
+          `New settings for ${this.manifest.name} saved. Reopen the plugin Settings to the effect.`
+        );
+      }
+    });
+
+    this.registerObsidianProtocolHandler(
+      COMMAND_CALLBACK,
+      async (inputParams) => {
+        new Notice(
+          `Your uri call a callback that's not supported yet: ${JSON.stringify(
+            inputParams
+          )}`
+        );
+      }
+    );
+
     this.addRibbonIcon("switch", "Remotely Save", async () => {
       if (this.syncStatus !== "idle") {
         new Notice(
@@ -382,6 +405,60 @@ export class DropboxAuthModal extends Modal {
   }
 }
 
+export class ExportSettingsQrCodeModal extends Modal {
+  plugin: RemotelySavePlugin;
+  constructor(app: App, plugin: RemotelySavePlugin) {
+    super(app);
+    this.plugin = plugin;
+  }
+
+  async onOpen() {
+    let { contentEl } = this;
+
+    const { rawUri, imgUri } = await exportQrCodeUri(
+      this.plugin.settings,
+      this.app.vault.getName(),
+      this.plugin.manifest.version
+    );
+
+    contentEl.createEl("p", {
+      text: "You can use another device to scan this qrcode.",
+    });
+
+    contentEl.createEl("p", {
+      text: "Or, you can click the button to copy the special url.",
+    });
+
+    contentEl.createEl(
+      "button",
+      {
+        text: "Click to copy the special URI",
+      },
+      (el) => {
+        el.onclick = async () => {
+          await navigator.clipboard.writeText(rawUri);
+          new Notice("special uri copied to clipboard!");
+        };
+      }
+    );
+
+    contentEl.createEl(
+      "img",
+      {
+        cls: "qrcode-img",
+      },
+      async (el) => {
+        el.src = imgUri;
+      }
+    );
+  }
+
+  onClose() {
+    let { contentEl } = this;
+    contentEl.empty();
+  }
+}
+
 class RemotelySaveSettingTab extends PluginSettingTab {
   plugin: RemotelySavePlugin;
 
@@ -799,6 +876,24 @@ class RemotelySaveSettingTab extends PluginSettingTab {
           });
       });
 
+    // import and export
+    const importExportDiv = containerEl.createEl("div");
+    importExportDiv.createEl("h2", { text: "Import and Export Settings" });
+
+    new Setting(importExportDiv)
+      .setName("export")
+      .setDesc("export all settings by generating qrcode")
+      .addButton(async (button) => {
+        button.setButtonText("Get QR Code");
+        button.onClick(async () => {
+          new ExportSettingsQrCodeModal(this.app, this.plugin).open();
+        });
+      });
+
+    new Setting(importExportDiv)
+      .setName("import")
+      .setDesc("You should manually open a camera app to scan the QR code");
+
     const debugDiv = containerEl.createEl("div");
     debugDiv.createEl("h2", { text: "Debug" });
     const syncPlanDiv = debugDiv.createEl("div");

src/remote.ts

@@ -1,6 +1,11 @@
 import { Vault } from "obsidian";
 
-import type { SUPPORTED_SERVICES_TYPE } from "./baseTypes";
+import type {
+  SUPPORTED_SERVICES_TYPE,
+  S3Config,
+  DropboxConfig,
+  WebdavConfig,
+} from "./baseTypes";
 import * as s3 from "./remoteForS3";
 import * as webdav from "./remoteForWebdav";
 import * as dropbox from "./remoteForDropbox";
@@ -8,17 +13,17 @@ import * as dropbox from "./remoteForDropbox";
 export class RemoteClient {
   readonly serviceType: SUPPORTED_SERVICES_TYPE;
   readonly s3Client?: s3.S3Client;
-  readonly s3Config?: s3.S3Config;
+  readonly s3Config?: S3Config;
   readonly webdavClient?: webdav.WebDAVClient;
-  readonly webdavConfig?: webdav.WebdavConfig;
+  readonly webdavConfig?: WebdavConfig;
   readonly dropboxClient?: dropbox.WrappedDropboxClient;
-  readonly dropboxConfig?: dropbox.DropboxConfig;
+  readonly dropboxConfig?: DropboxConfig;
 
   constructor(
     serviceType: SUPPORTED_SERVICES_TYPE,
-    s3Config?: s3.S3Config,
-    webdavConfig?: webdav.WebdavConfig,
-    dropboxConfig?: dropbox.DropboxConfig,
+    s3Config?: S3Config,
+    webdavConfig?: WebdavConfig,
+    dropboxConfig?: DropboxConfig,
     vaultName?: string,
     saveUpdatedConfigFunc?: () => Promise<any>
   ) {

src/remoteForDropbox.ts

@@ -3,7 +3,7 @@ import { FileStats, Vault } from "obsidian";
 
 import { Dropbox, DropboxAuth, DropboxResponse, files } from "dropbox";
 export { Dropbox } from "dropbox";
-import { RemoteItem } from "./baseTypes";
+import { RemoteItem, DropboxConfig } from "./baseTypes";
 import {
   arrayBufferToBuffer,
   bufferToArrayBuffer,
@@ -14,16 +14,6 @@ import {
 } from "./misc";
 import { decryptArrayBuffer, encryptArrayBuffer } from "./encrypt";
 
-export interface DropboxConfig {
-  accessToken: string;
-  clientID: string;
-  refreshToken: string;
-  accessTokenExpiresInSeconds: number;
-  accessTokenExpiresAtTime: number;
-  accountID: string;
-  username: string;
-}
-
 export const DEFAULT_DROPBOX_CONFIG = {
   accessToken: "",
   clientID: process.env.DEFAULT_DROPBOX_APP_KEY,

src/remoteForS3.ts

@@ -27,17 +27,9 @@ import {
 } from "./misc";
 import * as mime from "mime-types";
 
-import { RemoteItem } from "./baseTypes";
+import { RemoteItem, S3Config } from "./baseTypes";
 import { decryptArrayBuffer, encryptArrayBuffer } from "./encrypt";
 
-export interface S3Config {
-  s3Endpoint: string;
-  s3Region: string;
-  s3AccessKeyID: string;
-  s3SecretAccessKey: string;
-  s3BucketName: string;
-}
-
 export const DEFAULT_S3_CONFIG = {
   s3Endpoint: "",
   s3Region: "",

src/remoteForWebdav.ts

@@ -4,7 +4,7 @@ import { AuthType, BufferLike, createClient } from "webdav/web";
 import type { WebDAVClient, ResponseDataDetailed, FileStat } from "webdav/web";
 export type { WebDAVClient } from "webdav/web";
 
-import type { RemoteItem } from "./baseTypes";
+import type { RemoteItem, WebdavAuthType, WebdavConfig } from "./baseTypes";
 
 import {
   arrayBufferToBuffer,
@@ -14,15 +14,6 @@ import {
 } from "./misc";
 import { decryptArrayBuffer, encryptArrayBuffer } from "./encrypt";
 
-export type WebdavAuthType = "digest" | "basic";
-
-export interface WebdavConfig {
-  address: string;
-  username: string;
-  password: string;
-  authType: WebdavAuthType;
-}
-
 export const DEFAULT_WEBDAV_CONFIG = {
   address: "",
   username: "",

styles.css

@@ -32,3 +32,8 @@
 .webdav-hide {
   display: none;
 }
+
+.qrcode-img {
+  width: 350px;
+  height: 350px;
+}