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Merge pull request #95 from pinusc/well-known-fix
Login fix and improvements
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,118 @@ | ||
| import { fetch as customFetch } from "./fetch"; | ||
| import { WellKnown } from "./types"; | ||
| import { LoginFlow } from "matrix-js-sdk/lib/@types/auth"; | ||
| import * as localforage from "localforage"; | ||
| import { createClient } from "matrix-js-sdk"; | ||
| import shared from "./shared"; | ||
|
|
||
| export default class LoginHandler { | ||
| public base_url: string; | ||
| public homeserverName: string; | ||
| public username: string; | ||
| public password: string; | ||
| public loginFlows: LoginFlow[]; | ||
|
|
||
| constructor() { | ||
| this.homeserverName = ""; | ||
| this.username = ""; | ||
| this.password = ""; | ||
| this.loginFlows = []; | ||
| this.base_url = ""; | ||
| } | ||
|
|
||
| private setWellKnown(well_known: WellKnown) { | ||
| return localforage.setItem("well_known", well_known); | ||
| } | ||
|
|
||
| public async doLogin(loginFlow: LoginFlow, loginData: any) { | ||
| // TODO implement more login flows | ||
| // Instead of implementing them one by one, consider using mClient.login | ||
| // and passing loginData (which needs to be properly formed according to their spec) | ||
| // (may or may not be a bad idea) | ||
| try { | ||
| let loginResult: any; | ||
| let username: string = `@${loginData.username}:${this.homeserverName}`; | ||
| switch (loginFlow.type) { | ||
| case "m.login.password": | ||
| let password: string = loginData.password; | ||
| loginResult = await shared.mClient | ||
| .loginWithPassword(username, password); | ||
| break; | ||
| default: | ||
| throw new Error("Unsupported"); | ||
| break; | ||
| } | ||
| if (loginResult.well_known) { | ||
| this.setWellKnown(loginResult.well_known) | ||
| console.log("Received a well_known from client login property. Updating previous settings.") | ||
| console.log(loginResult.well_known) | ||
| } | ||
| await localforage.setItem("login", loginResult); | ||
| alert("Logged in as " + username); | ||
| } catch (e: any) { | ||
| let message: string; | ||
| switch (e.errcode) { | ||
| case "M_FORBIDDEN": | ||
| message = "Incorrect login credentials"; | ||
| break; | ||
| case "M_USER_DEACTIVATED": | ||
| message = "This account has been deactivated"; | ||
| break; | ||
| case "M_LIMIT_EXCEEDED": | ||
| const retry = Math.ceil(e.retry_after_ms / 1000); | ||
| message = `Too many requests! Retry after ${retry.toString()}`; | ||
| break; | ||
| default: | ||
| if (e.message === "Unsupported") { | ||
| message = "Login flow selected is unsupported" | ||
| } else if (e.errcode) { | ||
| message = e.errcode; | ||
| } else { | ||
| message = `Login failed for some unknown reason: ${e.message}`; | ||
| } | ||
| break; | ||
| } | ||
| throw new Error(message) | ||
| } | ||
| } | ||
|
|
||
| public async findHomeserver(name: string) { | ||
| name = name.replace("https://", ""); | ||
| name = name.replace("http://", ""); | ||
| this.homeserverName = name; | ||
| let base_url: string = ""; | ||
| let well_known_url = `https://${name}/.well-known/matrix/client`; | ||
| try { | ||
| let r: Response = await fetch(well_known_url); | ||
| if (!r.ok) { | ||
| throw new Error("404"); | ||
|
|
||
| } | ||
| let well_known: WellKnown = await r.json(); | ||
| base_url = well_known["m.homeserver"].base_url; | ||
| } catch (e: any) { | ||
| console.log(`.well-known not found or malformed at ${well_known_url}`); | ||
| base_url = "https://" + name; | ||
| } finally { | ||
| this.base_url = base_url; | ||
| try { | ||
| shared.mClient = createClient({ | ||
| baseUrl: base_url, | ||
| fetchFn: customFetch, | ||
| }); | ||
| let result = await shared.mClient.loginFlows() | ||
| if (! result.flows) { | ||
| throw new Error("Got no flows"); | ||
| } | ||
| this.loginFlows = result.flows; | ||
| } catch (e) { | ||
| alert(`No server found at ${base_url}`) | ||
| console.log(e); | ||
| } | ||
| this.setWellKnown({ | ||
| "m.homeserver": {"base_url": base_url}, | ||
| "m.identity_server": {"base_url": "https://vector.im"}, // TODO Where to infer this outside of actual .well-known? | ||
| }) | ||
| } | ||
| } | ||
| } |
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