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 { I18NextService, UserService } from "../../services";
   7 import { HttpService, RequestState } from "../../services/HttpService";
   8 import { toast } from "../../toast";
   9 import { HtmlTags } from "../common/html-tags";
  10 import { Spinner } from "../common/icon";
  11
  12 interface State {
  13   loginRes: RequestState<LoginResponse>;
  14   form: {
  15     username_or_email?: string;
  16     password?: string;
  17     totp_2fa_token?: string;
  18   };
  19   showTotp: boolean;
  20   siteRes: GetSiteResponse;
  21 }
  22
  23 export class Login extends Component<any, State> {
  24   private isoData = setIsoData(this.context);
  25
  26   state: State = {
  27     loginRes: { state: "empty" },
  28     form: {},
  29     showTotp: false,
  30     siteRes: this.isoData.site_res,
  31   };
  32
  33   constructor(props: any, context: any) {
  34     super(props, context);
  35   }
  36
  37   componentDidMount() {
  38     // Navigate to home if already logged in
  39     if (UserService.Instance.myUserInfo) {
  40       this.context.router.history.push("/");
  41     }
  42   }
  43
  44   get documentTitle(): string {
  45     return `${I18NextService.i18n.t("login")} - ${
  46       this.state.siteRes.site_view.site.name
  47     }`;
  48   }
  49
  50   get isLemmyMl(): boolean {
  51     return isBrowser() && window.location.hostname == "lemmy.ml";
  52   }
  53
  54   render() {
  55     return (
  56       <div className="login container-lg">
  57         <HtmlTags
  58           title={this.documentTitle}
  59           path={this.context.router.route.match.url}
  60         />
  61         <div className="row">
  62           <div className="col-12 col-lg-6 offset-lg-3">{this.loginForm()}</div>
  63         </div>
  64       </div>
  65     );
  66   }
  67
  68   loginForm() {
  69     return (
  70       <div>
  71         <form onSubmit={linkEvent(this, this.handleLoginSubmit)}>
  72           <h5>{I18NextService.i18n.t("login")}</h5>
  73           <div className="mb-3 row">
  74             <label
  75               className="col-sm-2 col-form-label"
  76               htmlFor="login-email-or-username"
  77             >
  78               {I18NextService.i18n.t("email_or_username")}
  79             </label>
  80             <div className="col-sm-10">
  81               <input
  82                 type="text"
  83                 className="form-control"
  84                 id="login-email-or-username"
  85                 value={this.state.form.username_or_email}
  86                 onInput={linkEvent(this, this.handleLoginUsernameChange)}
  87                 autoComplete="email"
  88                 required
  89                 minLength={3}
  90               />
  91             </div>
  92           </div>
  93           <div className="mb-3 row">
  94             <label className="col-sm-2 col-form-label" htmlFor="login-password">
  95               {I18NextService.i18n.t("password")}
  96             </label>
  97             <div className="col-sm-10">
  98               <input
  99                 type="password"
 100                 id="login-password"
 101                 value={this.state.form.password}
 102                 onInput={linkEvent(this, this.handleLoginPasswordChange)}
 103                 className="form-control"
 104                 autoComplete="current-password"
 105                 required
 106                 maxLength={60}
 107               />
 108               <button
 109                 type="button"
 110                 onClick={linkEvent(this, this.handlePasswordReset)}
 111                 className="btn p-0 btn-link d-inline-block float-right text-muted small fw-bold pointer-events not-allowed"
 112                 disabled={
 113                   !!this.state.form.username_or_email &&
 114                   !validEmail(this.state.form.username_or_email)
 115                 }
 116                 title={I18NextService.i18n.t("no_password_reset")}
 117               >
 118                 {I18NextService.i18n.t("forgot_password")}
 119               </button>
 120             </div>
 121           </div>
 122           {this.state.showTotp && (
 123             <div className="mb-3 row">
 124               <label
 125                 className="col-sm-6 col-form-label"
 126                 htmlFor="login-totp-token"
 127               >
 128                 {I18NextService.i18n.t("two_factor_token")}
 129               </label>
 130               <div className="col-sm-6">
 131                 <input
 132                   type="number"
 133                   inputMode="numeric"
 134                   className="form-control"
 135                   id="login-totp-token"
 136                   pattern="[0-9]*"
 137                   autoComplete="one-time-code"
 138                   value={this.state.form.totp_2fa_token}
 139                   onInput={linkEvent(this, this.handleLoginTotpChange)}
 140                 />
 141               </div>
 142             </div>
 143           )}
 144           <div className="mb-3 row">
 145             <div className="col-sm-10">
 146               <button type="submit" className="btn btn-secondary">
 147                 {this.state.loginRes.state == "loading" ? (
 148                   <Spinner />
 149                 ) : (
 150                   I18NextService.i18n.t("login")
 151                 )}
 152               </button>
 153             </div>
 154           </div>
 155         </form>
 156       </div>
 157     );
 158   }
 159
 160   async handleLoginSubmit(i: Login, event: any) {
 161     event.preventDefault();
 162     const { password, totp_2fa_token, username_or_email } = i.state.form;
 163
 164     if (username_or_email && password) {
 165       i.setState({ loginRes: { state: "loading" } });
 166
 167       const loginRes = await HttpService.client.login({
 168         username_or_email,
 169         password,
 170         totp_2fa_token,
 171       });
 172       switch (loginRes.state) {
 173         case "failed": {
 174           if (loginRes.msg === "missing_totp_token") {
 175             i.setState({ showTotp: true });
 176             toast(I18NextService.i18n.t("enter_two_factor_code"), "info");
 177           }
 178
 179           i.setState({ loginRes: { state: "failed", msg: loginRes.msg } });
 180           break;
 181         }
 182
 183         case "success": {
 184           UserService.Instance.login(loginRes.data);
 185           const site = await HttpService.client.getSite({
 186             auth: myAuth(),
 187           });
 188
 189           if (site.state === "success") {
 190             UserService.Instance.myUserInfo = site.data.my_user;
 191           }
 192
 193           i.props.history.action === "PUSH"
 194             ? i.props.history.back()
 195             : i.props.history.replace("/");
 196
 197           break;
 198         }
 199       }
 200     }
 201   }
 202
 203   handleLoginUsernameChange(i: Login, event: any) {
 204     i.state.form.username_or_email = event.target.value.trim();
 205     i.setState(i.state);
 206   }
 207
 208   handleLoginTotpChange(i: Login, event: any) {
 209     i.state.form.totp_2fa_token = event.target.value;
 210     i.setState(i.state);
 211   }
 212
 213   handleLoginPasswordChange(i: Login, event: any) {
 214     i.state.form.password = event.target.value;
 215     i.setState(i.state);
 216   }
 217
 218   async handlePasswordReset(i: Login, event: any) {
 219     event.preventDefault();
 220     const email = i.state.form.username_or_email;
 221     if (email) {
 222       const res = await HttpService.client.passwordReset({ email });
 223       if (res.state == "success") {
 224         toast(I18NextService.i18n.t("reset_password_mail_sent"));
 225       }
 226     }
 227   }
 228 }