src/shared/components/home/login.tsx

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