src/shared/components/home/login.tsx

   1 import { myAuth, setIsoData } from "@utils/app";
   2 import { isBrowser } from "@utils/browser";
   3 import { Component, linkEvent } from "inferno";
   4 import { GetSiteResponse, LoginResponse } from "lemmy-js-client";
   5 import { I18NextService, UserService } from "../../services";
   6 import { HttpService, RequestState } from "../../services/HttpService";
   7 import { toast } from "../../toast";
   8 import { HtmlTags } from "../common/html-tags";
   9 import { Spinner } from "../common/icon";
  10 import PasswordInput from "../common/password-input";
  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           <h1 className="h4 mb-4">{I18NextService.i18n.t("login")}</h1>
  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">
  94             <PasswordInput
  95               id="login-password"
  96               value={this.state.form.password}
  97               onInput={linkEvent(this, this.handleLoginPasswordChange)}
  98               label={I18NextService.i18n.t("password")}
  99               showForgotLink
 100             />
 101           </div>
 102           {this.state.showTotp && (
 103             <div className="mb-3 row">
 104               <label
 105                 className="col-sm-6 col-form-label"
 106                 htmlFor="login-totp-token"
 107               >
 108                 {I18NextService.i18n.t("two_factor_token")}
 109               </label>
 110               <div className="col-sm-6">
 111                 <input
 112                   type="number"
 113                   inputMode="numeric"
 114                   className="form-control"
 115                   id="login-totp-token"
 116                   pattern="[0-9]*"
 117                   autoComplete="one-time-code"
 118                   value={this.state.form.totp_2fa_token}
 119                   onInput={linkEvent(this, this.handleLoginTotpChange)}
 120                 />
 121               </div>
 122             </div>
 123           )}
 124           <div className="mb-3 row">
 125             <div className="col-sm-10">
 126               <button type="submit" className="btn btn-secondary">
 127                 {this.state.loginRes.state == "loading" ? (
 128                   <Spinner />
 129                 ) : (
 130                   I18NextService.i18n.t("login")
 131                 )}
 132               </button>
 133             </div>
 134           </div>
 135         </form>
 136       </div>
 137     );
 138   }
 139
 140   async handleLoginSubmit(i: Login, event: any) {
 141     event.preventDefault();
 142     const { password, totp_2fa_token, username_or_email } = i.state.form;
 143
 144     if (username_or_email && password) {
 145       i.setState({ loginRes: { state: "loading" } });
 146
 147       const loginRes = await HttpService.client.login({
 148         username_or_email,
 149         password,
 150         totp_2fa_token,
 151       });
 152       switch (loginRes.state) {
 153         case "failed": {
 154           if (loginRes.msg === "missing_totp_token") {
 155             i.setState({ showTotp: true });
 156             toast(I18NextService.i18n.t("enter_two_factor_code"), "info");
 157           }
 158           if (loginRes.msg === "incorrect_login") {
 159             toast(I18NextService.i18n.t("incorrect_login"), "danger");
 160           }
 161
 162           i.setState({ loginRes: { state: "failed", msg: loginRes.msg } });
 163           break;
 164         }
 165
 166         case "success": {
 167           UserService.Instance.login({
 168             res: loginRes.data,
 169           });
 170           const site = await HttpService.client.getSite({
 171             auth: myAuth(),
 172           });
 173
 174           if (site.state === "success") {
 175             UserService.Instance.myUserInfo = site.data.my_user;
 176           }
 177
 178           i.props.history.action === "PUSH"
 179             ? i.props.history.back()
 180             : i.props.history.replace("/");
 181
 182           break;
 183         }
 184       }
 185     }
 186   }
 187
 188   handleLoginUsernameChange(i: Login, event: any) {
 189     i.state.form.username_or_email = event.target.value.trim();
 190     i.setState(i.state);
 191   }
 192
 193   handleLoginTotpChange(i: Login, event: any) {
 194     i.state.form.totp_2fa_token = event.target.value;
 195     i.setState(i.state);
 196   }
 197
 198   handleLoginPasswordChange(i: Login, event: any) {
 199     i.state.form.password = event.target.value;
 200     i.setState(i.state);
 201   }
 202 }