Experimental import from screen #161

app/import/src/js/screen.js

@@ -0,0 +1,119 @@
+module.exports = {
+	/**
+	 * Read QR code from screen capture
+	 */
+	captureFromScreen: () => {
+		let string = ""
+
+		desktopCapturer.getSources({ types: ["screen"] }).then(async (sources) => {
+			try {
+				const stream = await navigator.mediaDevices.getUserMedia({
+					audio: false,
+					video: {
+						mandatory: {
+							chromeMediaSource: "desktop",
+							chromeMediaSourceId: sources[0].id,
+							minWidth: 1280,
+							maxWidth: 1280,
+							minHeight: 720,
+							maxHeight: 720,
+						},
+					},
+				})
+
+				qrHandleStream(stream)
+			} catch (error) {
+				dialog.showMessageBox(currentWindow, {
+					title: "Authme",
+					buttons: [lang.button.close],
+					type: "error",
+					noLink: true,
+					message: `${lang.import_dialog.capture_error} \n\n${error}`,
+				})
+
+				logger.error("Error starting capture!", error.stack)
+			}
+		})
+
+		const qrHandleStream = async (stream) => {
+			const track = stream.getTracks()[0]
+
+			const video = document.querySelector("#qrVideo")
+			video.style.display = "flex"
+			video.srcObject = stream
+
+			const button = document.querySelector("#qrStop")
+			button.style.display = "inline"
+
+			button.addEventListener("click", () => {
+				video.style.display = "none"
+				button.style.display = "none"
+
+				reader.stop()
+				track.stop()
+			})
+
+			const reader = new QrcodeDecoder()
+			const res = await reader.decodeFromVideo(video)
+
+			if (res.data.startsWith("otpauth://totp/") || res.data.startsWith("otpauth-migration://")) {
+				if (res.data.startsWith("otpauth://totp/")) {
+					string += qrConvert(res.data)
+				} else {
+					string += gaConvert(res.data)
+				}
+
+				const save_exists = fs.existsSync(path.join(folder_path, "codes", "codes.authme"))
+
+				if (save_exists === true) {
+					await dialog.showMessageBox(currentWindow, {
+						title: "Authme",
+						buttons: [lang.button.close],
+						type: "info",
+						noLink: true,
+						defaultId: 0,
+						message: `${lang.import_dialog.correct_qrcode_found_0} ${lang.import_dialog.correct_qrcode_found_1}`,
+					})
+
+					saveFile(string)
+				} else {
+					const result = await dialog.showMessageBox(currentWindow, {
+						title: "Authme",
+						buttons: [lang.button.yes, lang.button.no],
+						type: "info",
+						noLink: true,
+						defaultId: 1,
+						cancelId: 1,
+						message: `${lang.import_dialog.correct_qrcode_found_2} ${lang.import_dialog.correct_qrcode_found_3}`,
+					})
+
+					if (result.response === 1) {
+						ipc.invoke("importedCodes", Buffer.from(string).toString("base64"))
+					} else {
+						ipc.invoke("importedCodes", Buffer.from(string).toString("base64"))
+
+						saveFile(string)
+					}
+				}
+			} else if (res.data !== "") {
+				dialog.showMessageBox(currentWindow, {
+					title: "Authme",
+					buttons: [lang.button.close],
+					type: "error",
+					noLink: true,
+					message: lang.import_dialog.wrong_qrcode,
+				})
+
+				return logger.error("Wrong QR code found (QR)")
+			}
+
+			if (res.data !== "") {
+				video.style.display = "none"
+				button.style.display = "none"
+
+				reader.stop()
+				track.stop()
+			}
+		}
+	},
+}