src/shared/components/home/login.tsx

   1 import { myAuth, setIsoData } from "@utils/app";
   2 import { isBrowser } from "@utils/browser";
   3 import { validEmail } from "@utils/helpers";
   4 import { Component, linkEvent } from "inferno";
   5 import { GetSiteResponse, LoginResponse } from "lemmy-js-client";
   6 import { i18n } from "../../i18next";
   7 import { UserService } from "../../services";
   8 import { HttpService, RequestState } from "../../services/HttpService";
   9 import { toast } from "../../toast";
  10 import { HtmlTags } from "../common/html-tags";
  11 import { Spinner } from "../common/icon";
  12
  13 interface State {
  14   loginRes: RequestState<LoginResponse>;
  15   form: {
  16     username_or_email?: string;
  17     password?: string;
  18     totp_2fa_token?: string;
  19   };
  20   showTotp: boolean;
  21   siteRes: GetSiteResponse;
  22 }
  23
  24 export class Login extends Component<any, State> {
  25   private isoData = setIsoData(this.context);
  26
  27   state: State = {
  28     loginRes: { state: "empty" },
  29     form: {},
  30     showTotp: false,
  31     siteRes: this.isoData.site_res,
  32   };
  33
  34   constructor(props: any, context: any) {
  35     super(props, context);
  36   }
  37
  38   componentDidMount() {
  39     // Navigate to home if already logged in
  40     if (UserService.Instance.myUserInfo) {
  41       this.context.router.history.push("/");
  42     }
  43   }
  44
  45   get documentTitle(): string {
  46     return `${i18n.t("login")} - ${this.state.siteRes.site_view.site.name}`;
  47   }
  48
  49   get isLemmyMl(): boolean {
  50     return isBrowser() && window.location.hostname == "lemmy.ml";
  51   }
  52
  53   render() {
  54     return (
  55       <div className="login container-lg">
  56         <HtmlTags
  57           title={this.documentTitle}
  58           path={this.context.router.route.match.url}
  59         />
  60         <div className="row">
  61           <div className="col-12 col-lg-6 offset-lg-3">{this.loginForm()}</div>
  62         </div>
  63       </div>
  64     );
  65   }
  66
  67   loginForm() {
  68     return (
  69       <div>
  70         <form onSubmit={linkEvent(this, this.handleLoginSubmit)}>
  71           <h5>{i18n.t("login")}</h5>
  72           <div className="mb-3 row">
  73             <label
  74               className="col-sm-2 col-form-label"
  75               htmlFor="login-email-or-username"
  76             >
  77               {i18n.t("email_or_username")}
  78             </label>
  79             <div className="col-sm-10">
  80               <input
  81                 type="text"
  82                 className="form-control"
  83                 id="login-email-or-username"
  84                 value={this.state.form.username_or_email}
  85                 onInput={linkEvent(this, this.handleLoginUsernameChange)}
  86                 autoComplete="email"
  87                 required
  88                 minLength={3}
  89               />
  90             </div>
  91           </div>
  92           <div className="mb-3 row">
  93             <label className="col-sm-2 col-form-label" htmlFor="login-password">
  94               {i18n.t("password")}
  95             </label>
  96             <div className="col-sm-10">
  97               <input
  98                 type="password"
  99                 id="login-password"
 100                 value={this.state.form.password}
 101                 onInput={linkEvent(this, this.handleLoginPasswordChange)}
 102                 className="form-control"
 103                 autoComplete="current-password"
 104                 required
 105                 maxLength={60}
 106               />
 107               <button
 108                 type="button"
 109                 onClick={linkEvent(this, this.handlePasswordReset)}
 110                 className="btn p-0 btn-link d-inline-block float-right text-muted small font-weight-bold pointer-events not-allowed"
 111                 disabled={
 112                   !!this.state.form.username_or_email &&
 113                   !validEmail(this.state.form.username_or_email)
 114                 }
 115                 title={i18n.t("no_password_reset")}
 116               >
 117                 {i18n.t("forgot_password")}
 118               </button>
 119             </div>
 120           </div>
 121           {this.state.showTotp && (
 122             <div className="mb-3 row">
 123               <label
 124                 className="col-sm-6 col-form-label"
 125                 htmlFor="login-totp-token"
 126               >
 127                 {i18n.t("two_factor_token")}
 128               </label>
 129               <div className="col-sm-6">
 130                 <input
 131                   type="number"
 132                   inputMode="numeric"
 133                   className="form-control"
 134                   id="login-totp-token"
 135                   pattern="[0-9]*"
 136                   autoComplete="one-time-code"
 137                   value={this.state.form.totp_2fa_token}
 138                   onInput={linkEvent(this, this.handleLoginTotpChange)}
 139                 />
 140               </div>
 141             </div>
 142           )}
 143           <div className="mb-3 row">
 144             <div className="col-sm-10">
 145               <button type="submit" className="btn btn-secondary">
 146                 {this.state.loginRes.state == "loading" ? (
 147                   <Spinner />
 148                 ) : (
 149                   i18n.t("login")
 150                 )}
 151               </button>
 152             </div>
 153           </div>
 154         </form>
 155       </div>
 156     );
 157   }
 158
 159   async handleLoginSubmit(i: Login, event: any) {
 160     event.preventDefault();
 161     const { password, totp_2fa_token, username_or_email } = i.state.form;
 162
 163     if (username_or_email && password) {
 164       i.setState({ loginRes: { state: "loading" } });
 165
 166       const loginRes = await HttpService.client.login({
 167         username_or_email,
 168         password,
 169         totp_2fa_token,
 170       });
 171       switch (loginRes.state) {
 172         case "failed": {
 173           if (loginRes.msg === "missing_totp_token") {
 174             i.setState({ showTotp: true });
 175             toast(i18n.t("enter_two_factor_code"), "info");
 176           }
 177
 178           i.setState({ loginRes: { state: "failed", msg: loginRes.msg } });
 179           break;
 180         }
 181
 182         case "success": {
 183           UserService.Instance.login(loginRes.data);
 184           const site = await HttpService.client.getSite({
 185             auth: myAuth(),
 186           });
 187
 188           if (site.state === "success") {
 189             UserService.Instance.myUserInfo = site.data.my_user;
 190           }
 191
 192           i.props.history.action === "PUSH"
 193             ? i.props.history.back()
 194             : i.props.history.replace("/");
 195
 196           break;
 197         }
 198       }
 199     }
 200   }
 201
 202   handleLoginUsernameChange(i: Login, event: any) {
 203     i.state.form.username_or_email = event.target.value.trim();
 204     i.setState(i.state);
 205   }
 206
 207   handleLoginTotpChange(i: Login, event: any) {
 208     i.state.form.totp_2fa_token = event.target.value;
 209     i.setState(i.state);
 210   }
 211
 212   handleLoginPasswordChange(i: Login, event: any) {
 213     i.state.form.password = event.target.value;
 214     i.setState(i.state);
 215   }
 216
 217   async handlePasswordReset(i: Login, event: any) {
 218     event.preventDefault();
 219     const email = i.state.form.username_or_email;
 220     if (email) {
 221       const res = await HttpService.client.passwordReset({ email });
 222       if (res.state == "success") {
 223         toast(i18n.t("reset_password_mail_sent"));
 224       }
 225     }
 226   }
 227 }