feat: remove premium features (#380)

README.md

@@ -21,7 +21,6 @@ Vault Explorer is a work in progress. Please check the GitHub repository and doc
 -   [Screenshots](#screenshots)
 -   [Installation](#installation)
 -   [Usage](#usage)
--   [Premium](#premium)
 -   [Features](#features)
 -   [Network use](#network-use)
 -   [Contributing](#contributing)
@@ -79,12 +78,6 @@ Vault Explorer is a work in progress. Please check the GitHub repository and doc
 
 Click the compass button on the left-hand sidebar to open the vault explorer view.
 
-## Premium
-
-Premium features are available to users who purchase a [Vault Explorer license](https://vaultexplorer.com/docs/premium/).
-
-Please do not share your license key with anyone. Shared license keys will be deactivated.
-
 ## Features
 
 | Name                                                                        | Categories             | Documented |

src/event/types.ts

@@ -14,7 +14,6 @@ export enum PluginEvent {
 	FEED_CONTENT_SETTING_CHANGE = "feed-content-setting-change",
 	COVER_IMAGE_SOURCE_SETTING_CHANGE = "cover-image-source-setting-change",
 	PROPERTY_SETTING_CHANGE = "property-setting-change",
-	LICENSE_KEY_VALIDATION_CHANGE = "license-key-validation-change",
 	CLOCK_UPDATES_SETTING_CHANGE = "clock-updates-setting-change",
 	FILTER_TOGGLE_SETTING_CHANGE = "filter-toggle-setting-change",
 	SCROLL_BUTTONS_SETTING_CHANGE = "scroll-buttons-setting-change",

src/main.ts

@@ -16,7 +16,6 @@ import { formatMessageForLogger, stringToLogLevel } from "./logger";
 import { preformMigrations } from "./migrations";
 import "./styles.css";
 import { clearSMICache } from "./svelte/app/services/smi-cache";
-import License from "./svelte/shared/services/license";
 import store from "./svelte/shared/services/store";
 import type { VaultExplorerPluginSettings } from "./types";
 import { isVersionLessThan } from "./utils";
@@ -31,8 +30,6 @@ export default class VaultExplorerPlugin extends Plugin {
 
 		store.plugin.set(this);
 
-		await License.getInstance().loadStoredKey();
-
 		this.registerView(
 			VAULT_EXPLORER_VIEW,
 			(leaf) => new VaultExplorerView(leaf, this)
@@ -202,11 +199,6 @@ export default class VaultExplorerPlugin extends Plugin {
 					//Clean up the old device id from the versioning system
 					const LOCAL_STORAGE_ID = "vault-explorer-id";
 					localStorage.removeItem(LOCAL_STORAGE_ID);
-
-					//Clean up the old device id from the versioning system
-					const LOCAL_STORAGE_LICENSE_KEY =
-						"vault-explorer-license-key";
-					localStorage.removeItem(LOCAL_STORAGE_LICENSE_KEY);
 				}
 				if (isVersionLessThan(loadedVersion, "1.37.1")) {
 					console.log("Clearing image cache");

src/obsidian/styles.css

@@ -1,3 +0,0 @@
-.vault-explorer-premium-setting {
-	color: var(--text-accent);
-}

src/obsidian/vault-explorer-settings-tab.ts

@@ -24,21 +24,17 @@ import EventManager from "src/event/event-manager";
 import { PluginEvent } from "src/event/types";
 import { TExplorerView } from "src/types";
 import ImageSourceApp from "../svelte/image-source-app/index.svelte";
-import LicenseKeyApp from "../svelte/license-key-app/index.svelte";
 
 import { clearSMICache } from "src/svelte/app/services/smi-cache";
-import "./styles.css";
 
 export default class VaultExplorerSettingsTab extends PluginSettingTab {
 	plugin: VaultExplorerPlugin;
 
-	licenseKeyApp: LicenseKeyApp | null;
 	imageSourceApp: ImageSourceApp | null;
 
 	constructor(app: App, plugin: VaultExplorerPlugin) {
 		super(app, plugin);
 		this.plugin = plugin;
-		this.licenseKeyApp = null;
 		this.imageSourceApp = null;
 	}
 
@@ -629,12 +625,6 @@ export default class VaultExplorerSettingsTab extends PluginSettingTab {
 					})
 			);
 
-		new Setting(containerEl).setName("Premium").setHeading();
-
-		this.licenseKeyApp = new LicenseKeyApp({
-			target: containerEl,
-		});
-
 		new Setting(containerEl).setName("Debugging").setHeading();
 		new Setting(containerEl)
 			.setName("Log level")
@@ -693,7 +683,6 @@ export default class VaultExplorerSettingsTab extends PluginSettingTab {
 	}
 
 	onClose() {
-		this.licenseKeyApp?.$destroy();
 		this.imageSourceApp?.$destroy();
 	}
 

src/svelte/app/components/feed-card.svelte

@@ -35,7 +35,6 @@
 	export let path: string;
 	export let createdMillis: number;
 	export let content: string | null;
-	export let enablePremiumFeatures: boolean;
 
 	let ref: HTMLElement | null = null;
 	let enableFileIcons = false;
@@ -147,14 +146,7 @@
 	function handleCardContextMenu(e: Event) {
 		const nativeEvent = e as MouseEvent;
 		const { app, settings } = plugin;
-		openContextMenu(
-			nativeEvent,
-			path,
-			app,
-			settings,
-			enablePremiumFeatures,
-			{},
-		);
+		openContextMenu(nativeEvent, path, app, settings, {});
 	}
 
 	function handleCardMouseOver(e: MouseEvent) {

src/svelte/app/components/feed-view.svelte

@@ -5,7 +5,6 @@
 	export let data: FileRenderData[] = [];
 	export let startIndex;
 	export let pageLength;
-	export let enablePremiumFeatures: boolean;
 
 	let filteredItems: FileRenderData[] = [];
 
@@ -24,7 +23,6 @@
 <div class="vault-explorer-feed-view">
 	{#each filteredItems as fileRenderData (fileRenderData.id)}
 		<FeedCard
-			{enablePremiumFeatures}
 			displayName={fileRenderData.displayName}
 			extension={fileRenderData.extension}
 			baseName={fileRenderData.baseName}

src/svelte/app/components/grid-card.svelte

@@ -42,7 +42,6 @@
 	export let custom2: string | null;
 	export let custom3: string | null;
 	export let coverImageFit: CoverImageFit;
-	export let enablePremiumFeatures: boolean;
 
 	let plugin: VaultExplorerPlugin;
 	let enableFileIcons: boolean = false;
@@ -110,21 +109,12 @@
 
 		const showCoverImageOptions = path.endsWith(".md");
 		const { app, settings } = plugin;
-		openContextMenu(
-			nativeEvent,
-			path,
-			app,
-			settings,
-			enablePremiumFeatures,
-			{
-				coverImageFit: showCoverImageOptions
-					? coverImageFit
-					: undefined,
-				onCoverImageFitChange: showCoverImageOptions
-					? handleCoverImageFitChange
-					: undefined,
-			},
-		);
+		openContextMenu(nativeEvent, path, app, settings, {
+			coverImageFit: showCoverImageOptions ? coverImageFit : undefined,
+			onCoverImageFitChange: showCoverImageOptions
+				? handleCoverImageFitChange
+				: undefined,
+		});
 	}
 
 	function handleCardMouseOver(e: MouseEvent) {

src/svelte/app/components/grid-view.svelte

@@ -5,7 +5,6 @@
 	export let data: FileRenderData[];
 	export let startIndex: number;
 	export let pageLength: number;
-	export let enablePremiumFeatures: boolean;
 
 	let filteredItems: FileRenderData[] = [];
 
@@ -25,7 +24,6 @@
 	<div class="vault-explorer-grid-view__container">
 		{#each filteredItems as fileRenderData (fileRenderData.id)}
 			<GridCard
-				{enablePremiumFeatures}
 				displayName={fileRenderData.displayName}
 				path={fileRenderData.path}
 				coverImageFit={fileRenderData.coverImageFit}

src/svelte/app/components/list-item.svelte

@@ -1,17 +1,17 @@
 <script lang="ts">
-	import VaultExplorerPlugin from "src/main";
-	import store from "../../shared/services/store";
-	import Tag from "src/svelte/shared/components/tag.svelte";
-	import Wrap from "src/svelte/shared/components/wrap.svelte";
-	import Icon from "src/svelte/shared/components/icon.svelte";
-	import Stack from "src/svelte/shared/components/stack.svelte";
-	import { getIconIdForFile } from "../services/file-icon";
-	import { onMount } from "svelte";
+	import { HOVER_LINK_SOURCE_ID } from "src/constants";
 	import EventManager from "src/event/event-manager";
 	import { PluginEvent } from "src/event/types";
+	import VaultExplorerPlugin from "src/main";
+	import Icon from "src/svelte/shared/components/icon.svelte";
+	import Stack from "src/svelte/shared/components/stack.svelte";
+	import Tag from "src/svelte/shared/components/tag.svelte";
+	import Wrap from "src/svelte/shared/components/wrap.svelte";
+	import { onMount } from "svelte";
+	import store from "../../shared/services/store";
 	import { openContextMenu } from "../services/context-menu";
+	import { getIconIdForFile } from "../services/file-icon";
 	import { openInCurrentTab } from "../services/open-file";
-	import { HOVER_LINK_SOURCE_ID } from "src/constants";
 
 	export let displayName: string;
 	export let baseName: string;
@@ -21,7 +21,6 @@
 
 	let showTags: boolean;
 	export let isSmallScreenSize: boolean;
-	export let enablePremiumFeatures: boolean;
 
 	let enableFileIcons: boolean = false;
 	let ref: HTMLElement | null = null;
@@ -78,14 +77,7 @@
 	function handleItemContextMenu(e: Event) {
 		const nativeEvent = e as MouseEvent;
 		const { app, settings } = plugin;
-		openContextMenu(
-			nativeEvent,
-			path,
-			app,
-			settings,
-			enablePremiumFeatures,
-			{},
-		);
+		openContextMenu(nativeEvent, path, app, settings, {});
 	}
 
 	function handleItemMouseOver(e: MouseEvent) {

src/svelte/app/components/list-view.svelte

@@ -7,7 +7,6 @@
 	export let startIndex: number;
 	export let pageLength: number;
 	export let isSmallScreenSize: boolean;
-	export let enablePremiumFeatures: boolean;
 
 	let filteredItems: FileRenderData[] = [];
 
@@ -26,7 +25,6 @@
 <div class="vault-explorer-list-view">
 	{#each filteredItems as fileRenderData (fileRenderData.id)}
 		<ListItem
-			{enablePremiumFeatures}
 			displayName={fileRenderData.displayName}
 			extension={fileRenderData.extension}
 			baseName={fileRenderData.baseName}

src/svelte/app/components/table-view.svelte

@@ -24,7 +24,6 @@
 	export let data: FileRenderData[];
 	export let startIndex: number;
 	export let pageLength: number;
-	export let enablePremiumFeatures: boolean;
 
 	let filteredItems: FileRenderData[] = [];
 	let plugin: VaultExplorerPlugin | null = null;
@@ -100,14 +99,7 @@
 
 		const nativeEvent = e as MouseEvent;
 		const { app, settings } = plugin;
-		openContextMenu(
-			nativeEvent,
-			path,
-			app,
-			settings,
-			enablePremiumFeatures,
-			{},
-		);
+		openContextMenu(nativeEvent, path, app, settings, {});
 	}
 
 	function getValue(item: FileRenderData, column: TColumn): unknown {

src/svelte/app/index.svelte

@@ -20,7 +20,7 @@
 		TTableView,
 	} from "src/types";
 
-	import { TExplorerView, } from "src/types";
+	import { TExplorerView } from "src/types";
 	import { onMount } from "svelte";
 	import Flex from "../shared/components/flex.svelte";
 	import IconButton from "../shared/components/icon-button.svelte";
@@ -29,7 +29,6 @@
 	import TabList from "../shared/components/tab-list.svelte";
 	import Tab from "../shared/components/tab.svelte";
 	import Wrap from "../shared/components/wrap.svelte";
-	import License from "../shared/services/license";
 	import store from "../shared/services/store";
 	import {
 		getStartOfLastWeekMillis,
@@ -109,7 +108,6 @@
 	let randomSortCache: RandomFileSortCache = new Map();
 
 	let isSmallScreenSize: boolean = false;
-	let enablePremiumFeatures: boolean = false;
 
 	//Views
 	let gridView: TGridView = {
@@ -151,12 +149,6 @@
 		initialRender = false;
 	});
 
-	License.getInstance()
-		.getHasValidKeyStore()
-		.subscribe((hasValidKey) => {
-			enablePremiumFeatures = hasValidKey;
-		});
-
 	randomFileSortStore.subscribe((value) => {
 		randomSortCache = value;
 	});
@@ -1046,7 +1038,6 @@
 			data={renderData}
 			{startIndex}
 			{pageLength}
-			{enablePremiumFeatures}
 			on:coverImageFitChange={handleCoverImageFitChange}
 		/>
 	{:else if currentView === "list"}
@@ -1055,22 +1046,11 @@
 			{isSmallScreenSize}
 			{startIndex}
 			{pageLength}
-			{enablePremiumFeatures}
 		/>
 	{:else if currentView === "table"}
-		<TableView
-			data={renderData}
-			{startIndex}
-			{pageLength}
-			{enablePremiumFeatures}
-		/>
+		<TableView data={renderData} {startIndex} {pageLength} />
 	{:else if currentView === "feed"}
-		<FeedView
-			data={renderData}
-			{startIndex}
-			{pageLength}
-			{enablePremiumFeatures}
-		/>
+		<FeedView data={renderData} {startIndex} {pageLength} />
 	{/if}
 	<PaginationIndicator
 		{startIndex}

src/svelte/app/services/context-menu.ts

@@ -1,4 +1,4 @@
-import { App, Menu, Notice } from "obsidian";
+import { App, Menu } from "obsidian";
 import type { CoverImageFit, VaultExplorerPluginSettings } from "src/types";
 
 export const openContextMenu = (
@@ -6,7 +6,6 @@ export const openContextMenu = (
 	filePath: string,
 	app: App,
 	settings: VaultExplorerPluginSettings,
-	enablePremiumFeatures: boolean,
 	{
 		coverImageFit,
 		onCoverImageFitChange,
@@ -51,12 +50,6 @@ export const openContextMenu = (
 	menu.addItem((item) => {
 		item.setTitle("Delete");
 		item.onClick(async () => {
-			if (!enablePremiumFeatures) {
-				new Notice(
-					"This feature requires a premium Vault Explorer license."
-				);
-				return;
-			}
 			if (confirmBeforeDelete) {
 				if (confirm("Are you sure you want to delete this file?")) {
 					await deleteFile(app, filePath);

src/svelte/custom-filter-app/components/content-filter.svelte

@@ -15,20 +15,9 @@
 	export let condition: FilterCondition;
 	export let isEnabled: boolean;
 
-	import PremiumLink from "src/svelte/shared/components/premium-link.svelte";
-	import PremiumMessage from "src/svelte/shared/components/premium-message.svelte";
-	import License from "src/svelte/shared/services/license";
 	import { createEventDispatcher } from "svelte";
 	const dispatch = createEventDispatcher();
 
-	let hasValidLicenseKey = false;
-
-	License.getInstance()
-		.getHasValidKeyStore()
-		.subscribe((hasValidKey) => {
-			hasValidLicenseKey = hasValidKey;
-		});
-
 	function handleValueChange(e: Event) {
 		const value = (e.target as HTMLInputElement).value;
 		dispatch("ruleValueChange", { id, value });
@@ -54,21 +43,12 @@
 		{#if condition !== ContentFilterCondition.IS_EMPTY && condition !== ContentFilterCondition.IS_NOT_EMPTY}
 			<input
 				type="text"
-				disabled={!hasValidLicenseKey}
 				placeholder="value"
 				{value}
 				on:input={handleValueChange}
 			/>
 		{/if}
 	</svelte:fragment>
-	<svelte:fragment slot="after-toggle">
-		{#if type === FilterRuleType.CONTENT && !hasValidLicenseKey}
-			<div>
-				<PremiumMessage />
-				<PremiumLink />
-			</div>
-		{/if}
-	</svelte:fragment>
 </FilterRule>
 
 <style>

src/svelte/custom-filter-app/components/filter-rule.svelte

@@ -4,7 +4,6 @@
 	import Stack from "src/svelte/shared/components/stack.svelte";
 	import Switch from "src/svelte/shared/components/switch.svelte";
 	import Wrap from "src/svelte/shared/components/wrap.svelte";
-	import License from "src/svelte/shared/services/license";
 	import {
 		CheckboxFilterCondition,
 		ContentFilterCondition,
@@ -33,16 +32,8 @@
 	export let condition: FilterCondition;
 	export let isEnabled: boolean;
 
-	let hasValidLicenseKey = false;
-
 	const dispatch = createEventDispatcher();
 
-	License.getInstance()
-		.getHasValidKeyStore()
-		.subscribe((hasValidKey) => {
-			hasValidLicenseKey = hasValidKey;
-		});
-
 	function handleActionsClick(e: CustomEvent) {
 		const nativeEvent = e.detail.nativeEvent as MouseEvent;
 
@@ -141,11 +132,7 @@
 			{/each}
 		</select>
 		<slot name="before-condition"></slot>
-		<select
-			disabled={type === FilterRuleType.CONTENT && !hasValidLicenseKey}
-			value={condition}
-			on:change={handleConditionChange}
-		>
+		<select value={condition} on:change={handleConditionChange}>
 			{#each filterConditions as condition}
 				<option value={condition}>
 					{getDisplayNameForFilterCondition(condition)}

src/svelte/license-key-app/index.svelte

@@ -1,129 +0,0 @@
-<script lang="ts">
-	import { onMount } from "svelte";
-	import License from "../shared/services/license";
-	import EventManager from "src/event/event-manager";
-	import PremiumLink from "../shared/components/premium-link.svelte";
-	import { PluginEvent } from "src/event/types";
-
-	interface Message {
-		type: "success" | "failure" | "info";
-		text: string;
-	}
-
-	let hasValidLicenseKey = false;
-	let message: Message | null = null;
-
-	const LICENSE_KEY_SIZE = 148;
-
-	onMount(() => {
-		const hasValidKey = License.getInstance().getHasValidKey();
-		if (hasValidKey) {
-			message = {
-				type: "success",
-				text: "Premium features are enabled.",
-			};
-		}
-		hasValidLicenseKey = hasValidKey;
-	});
-
-	async function handleInputChange(e: Event) {
-		const value = (e.target as HTMLInputElement).value;
-
-		if (value.length < LICENSE_KEY_SIZE) return;
-
-		message = {
-			type: "info",
-			text: "Validating key...",
-		};
-
-		const result = await License.getInstance().addKey(value);
-
-		if (result) {
-			hasValidLicenseKey = true;
-			message = {
-				type: "success",
-				text: "Premium features are enabled.",
-			};
-			EventManager.getInstance().emit(
-				PluginEvent.LICENSE_KEY_VALIDATION_CHANGE,
-				true,
-			);
-		} else {
-			hasValidLicenseKey = false;
-			message = {
-				type: "failure",
-				text: "Invalid key.",
-			};
-		}
-	}
-
-	function handleRemoveButtonClick() {
-		License.getInstance().removeKey();
-		hasValidLicenseKey = false;
-		message = null;
-		EventManager.getInstance().emit(
-			PluginEvent.LICENSE_KEY_VALIDATION_CHANGE,
-			false,
-		);
-	}
-
-	function getMessageClassName(message: Message | null) {
-		let className = "vault-explorer-setting-message";
-		if (message !== null) {
-			const { type } = message;
-			if (type === "success") {
-				className += " vault-explorer-setting-message--success";
-			} else if (type === "failure") {
-				className += " vault-explorer-setting-message--failure";
-			}
-		}
-		return className;
-	}
-
-	$: messageClassName = getMessageClassName(message);
-</script>
-
-<div class="setting-item">
-	<div class="setting-item-info">
-		<div class="setting-item-name">License key</div>
-		<div class="setting-item-description">
-			<div>Enter your license key to enable premium features.</div>
-			{#if message == null}
-				<PremiumLink />
-			{/if}
-			{#if message != null}
-				<div class={messageClassName}>
-					{message?.text ?? ""}
-				</div>
-			{/if}
-		</div>
-	</div>
-	<div class="setting-item-control">
-		{#if hasValidLicenseKey === false}
-			<input
-				type="text"
-				maxlength={LICENSE_KEY_SIZE}
-				on:input={handleInputChange}
-			/>
-		{/if}
-		{#if hasValidLicenseKey === true}
-			<button class="mod-destructive" on:click={handleRemoveButtonClick}
-				>Remove key</button
-			>
-		{/if}
-	</div>
-</div>
-
-<style>
-	.vault-explorer-setting-message {
-		color: var(--text-muted);
-	}
-
-	.vault-explorer-setting-message--success {
-		color: var(--color-green);
-	}
-
-	.vault-explorer-setting-message--failure {
-		color: var(--color-red);
-	}
-</style>

src/svelte/shared/components/premium-link.svelte

@@ -1,3 +0,0 @@
-<a href="https://vaultexplorer.com/docs/premium/" target="_blank" rel="noopener"
-	>Learn more</a
->

src/svelte/shared/components/premium-message.svelte

@@ -1,9 +0,0 @@
-<div class="vault-explorer-premium-message">
-	This feature requires a premium license
-</div>
-
-<style>
-	.vault-explorer-premium-message {
-		font-size: var(--font-smallest);
-	}
-</style>

src/svelte/shared/services/license.ts

@@ -1,142 +0,0 @@
-import Logger from "js-logger";
-import { writable } from "svelte/store";
-import crypto from "crypto";
-
-const LOCAL_STORAGE_LICENSE_KEY = "vault-explorer-license";
-
-const PUBLIC_KEY_PEM = `
------BEGIN PUBLIC KEY-----
-MCowBQYDK2VwAyEAO539qAsgBzbukUNDuOtPZKXNj8MSXvt3zS1ci4plDBA=
------END PUBLIC KEY-----
-`;
-
-export default class License {
-	private licenseKey: string;
-	private hasValidKey: boolean;
-	private hasValidKeyStore = writable<boolean>();
-
-	private static instance: License;
-
-	constructor() {
-		this.licenseKey = "";
-		this.hasValidKey = false;
-		this.hasValidKeyStore.set(false);
-	}
-
-	async loadStoredKey() {
-		const storedKey = this.getStoredLicenseKey();
-		if (storedKey) {
-			const isValid = await this.validateKey(storedKey);
-
-			this.licenseKey = storedKey;
-			this.hasValidKey = isValid;
-			this.hasValidKeyStore.set(isValid);
-		}
-	}
-
-	async addKey(licenseKey: string) {
-		Logger.trace({
-			fileName: "license.ts",
-			functionName: "addKey",
-			message: "called",
-		});
-
-		const result = await this.validateKey(licenseKey);
-		if (result) {
-			this.setStoredKey(licenseKey);
-			this.hasValidKeyStore.set(true);
-			this.hasValidKey = true;
-		}
-		return result;
-	}
-
-	/**
-	 * Verify the licenseKey using the public key.
-	 * @param signature- The licenseKey to verify. This is created by signing a file with the private key.
-	 */
-	async validateKey(licenseKey: string) {
-		Logger.trace({
-			fileName: "license.ts",
-			functionName: "validateKey",
-			message: "called",
-		});
-
-		try {
-			// Decode Base64 to buffer
-			const decodedBuffer = Buffer.from(licenseKey, "base64");
-			const decodedString = decodedBuffer.toString("utf-8");
-			const split = decodedString.split("|");
-
-			const signatureBase64 = split[0];
-			const data = split[1].trim();
-
-			const signatureBuffer = Buffer.from(signatureBase64, "base64");
-			const dataBuffer = Buffer.from(data);
-
-			const verify = crypto.createVerify("SHA256");
-			verify.update(data);
-			verify.end();
-
-			return crypto.verify(
-				null,
-				dataBuffer,
-				{
-					key: PUBLIC_KEY_PEM,
-					format: "pem",
-					type: "spki",
-				},
-				signatureBuffer
-			);
-		} catch (err) {
-			return false;
-		}
-	}
-
-	removeKey() {
-		Logger.trace({
-			fileName: "license.ts",
-			functionName: "removeKey",
-			message: "called",
-		});
-
-		this.setStoredKey(null);
-		this.hasValidKeyStore.set(false);
-		this.hasValidKey = false;
-	}
-
-	private setStoredKey(value: string | null) {
-		Logger.trace({
-			fileName: "license.ts",
-			functionName: "setStoredKey",
-			message: "called",
-		});
-		if (value !== null) {
-			localStorage.setItem(LOCAL_STORAGE_LICENSE_KEY, value);
-		} else {
-			localStorage.removeItem(LOCAL_STORAGE_LICENSE_KEY);
-		}
-	}
-
-	private getStoredLicenseKey() {
-		return localStorage.getItem(LOCAL_STORAGE_LICENSE_KEY);
-	}
-
-	getHasValidKey() {
-		return this.hasValidKey;
-	}
-
-	getHasValidKeyStore() {
-		return this.hasValidKeyStore;
-	}
-
-	getLicenseKey() {
-		return this.licenseKey;
-	}
-
-	static getInstance() {
-		if (!this.instance) {
-			this.instance = new License();
-		}
-		return this.instance;
-	}
-}