From 4a8d113b9b57d97ff13ad1608798eabca99643e4 Mon Sep 17 00:00:00 2001
From: Chocobozzz <me@florianbigard.com>
Date: Tue, 28 Apr 2020 14:49:03 +0200
Subject: Begin support for external auths

---
 client/src/app/login/login.component.html | 88 ++++++++++++++++---------------
 client/src/app/login/login.component.ts   | 36 ++++++++++---
 2 files changed, 75 insertions(+), 49 deletions(-)

(limited to 'client/src/app/login')

diff --git a/client/src/app/login/login.component.html b/client/src/app/login/login.component.html
index 3a2d4b876..3e53e5854 100644
--- a/client/src/app/login/login.component.html
+++ b/client/src/app/login/login.component.html
@@ -3,59 +3,61 @@
     Login
   </div>
 
-  <div class="alert alert-info" *ngIf="signupAllowed === false" role="alert">
-    <h6 class="alert-heading" i18n>
-      If you are looking for an account…
-    </h6>
+  <ng-container *ngIf="!isAuthenticatedWithExternalAuth">
+    <div class="alert alert-info" *ngIf="signupAllowed === false" role="alert">
+      <h6 class="alert-heading" i18n>
+        If you are looking for an account…
+      </h6>
 
-    <div i18n>
-      Currently this instance doesn't allow for user registration, but you can find an instance
-      that gives you the possibility to sign up for an account and upload your videos there.
+      <div i18n>
+        Currently this instance doesn't allow for user registration, but you can find an instance
+        that gives you the possibility to sign up for an account and upload your videos there.
 
-      <br />
+        <br />
 
-      Find yours among multiple instances at <a class="alert-link" href="https://joinpeertube.org/instances" target="_blank" rel="noopener noreferrer">https://joinpeertube.org/instances</a>.
-    </div>
-  </div>
-
-  <div *ngIf="error" class="alert alert-danger">{{ error }}
-    <span *ngIf="error === 'User email is not verified.'"> <a i18n routerLink="/verify-account/ask-send-email">Request new verification email.</a></span>
-  </div>
-
-  <form role="form" (ngSubmit)="login()" [formGroup]="form">
-    <div class="form-group">
-      <div>
-        <label i18n for="username">User</label>
-        <input
-          type="text" id="username" i18n-placeholder placeholder="Username or email address" required tabindex="1"
-          formControlName="username" class="form-control" [ngClass]="{ 'input-error': formErrors['username'] }" #emailInput
-        >
-        <a i18n *ngIf="signupAllowed === true" routerLink="/signup" class="create-an-account">
-          or create an account
-        </a>
+        Find yours among multiple instances at <a class="alert-link" href="https://joinpeertube.org/instances" target="_blank" rel="noopener noreferrer">https://joinpeertube.org/instances</a>.
       </div>
+    </div>
 
-      <div *ngIf="formErrors.username" class="form-error">
-        {{ formErrors.username }}
-      </div>
+    <div *ngIf="error" class="alert alert-danger">{{ error }}
+      <span *ngIf="error === 'User email is not verified.'"> <a i18n routerLink="/verify-account/ask-send-email">Request new verification email.</a></span>
     </div>
 
-    <div class="form-group">
-      <label i18n for="password">Password</label>
-      <div>
-        <input
-          type="password" name="password" id="password" i18n-placeholder placeholder="Password" required tabindex="2" autocomplete="current-password"
-          formControlName="password" class="form-control" [ngClass]="{ 'input-error': formErrors['password'] }"
-        >
-        <a i18n-title class="forgot-password-button" (click)="openForgotPasswordModal()" title="Click here to reset your password">I forgot my password</a>
+    <form role="form" (ngSubmit)="login()" [formGroup]="form">
+      <div class="form-group">
+        <div>
+          <label i18n for="username">User</label>
+          <input
+            type="text" id="username" i18n-placeholder placeholder="Username or email address" required tabindex="1"
+            formControlName="username" class="form-control" [ngClass]="{ 'input-error': formErrors['username'] }" #emailInput
+          >
+          <a i18n *ngIf="signupAllowed === true" routerLink="/signup" class="create-an-account">
+            or create an account
+          </a>
+        </div>
+
+        <div *ngIf="formErrors.username" class="form-error">
+          {{ formErrors.username }}
+        </div>
       </div>
-      <div *ngIf="formErrors.password" class="form-error">
-        {{ formErrors.password }}
+
+      <div class="form-group">
+        <label i18n for="password">Password</label>
+        <div>
+          <input
+            type="password" name="password" id="password" i18n-placeholder placeholder="Password" required tabindex="2" autocomplete="current-password"
+            formControlName="password" class="form-control" [ngClass]="{ 'input-error': formErrors['password'] }"
+          >
+          <a i18n-title class="forgot-password-button" (click)="openForgotPasswordModal()" title="Click here to reset your password">I forgot my password</a>
+        </div>
+        <div *ngIf="formErrors.password" class="form-error">
+          {{ formErrors.password }}
+        </div>
       </div>
-    </div>
 
-    <input type="submit" i18n-value value="Login" [disabled]="!form.valid">
-  </form>
+      <input type="submit" i18n-value value="Login" [disabled]="!form.valid">
+    </form>
+  </ng-container>
 </div>
 
 <ng-template #forgotPasswordModal>
diff --git a/client/src/app/login/login.component.ts b/client/src/app/login/login.component.ts
index 580f28822..9c8f5c52e 100644
--- a/client/src/app/login/login.component.ts
+++ b/client/src/app/login/login.component.ts
@@ -22,6 +22,7 @@ export class LoginComponent extends FormReactive implements OnInit {
 
   error: string = null
   forgotPasswordEmail = ''
+  isAuthenticatedWithExternalAuth = false
 
   private openedForgotPasswordModal: NgbModalRef
   private serverConfig: ServerConfig
@@ -49,7 +50,14 @@ export class LoginComponent extends FormReactive implements OnInit {
   }
 
   ngOnInit () {
-    this.serverConfig = this.route.snapshot.data.serverConfig
+    const snapshot = this.route.snapshot
+
+    this.serverConfig = snapshot.data.serverConfig
+
+    if (snapshot.queryParams.externalAuthToken) {
+      this.loadExternalAuthToken(snapshot.queryParams.username, snapshot.queryParams.externalAuthToken)
+      return
+    }
 
     this.buildForm({
       username: this.loginValidatorsService.LOGIN_USERNAME,
@@ -68,11 +76,7 @@ export class LoginComponent extends FormReactive implements OnInit {
       .subscribe(
         () => this.redirectService.redirectToPreviousRoute(),
 
-        err => {
-          if (err.message.indexOf('credentials are invalid') !== -1) this.error = this.i18n('Incorrect username or password.')
-          else if (err.message.indexOf('blocked') !== -1) this.error = this.i18n('You account is blocked.')
-          else this.error = err.message
-        }
+        err => this.handleError(err)
       )
   }
 
@@ -99,4 +103,24 @@ export class LoginComponent extends FormReactive implements OnInit {
   hideForgotPasswordModal () {
     this.openedForgotPasswordModal.close()
   }
+
+  private loadExternalAuthToken (username: string, token: string) {
+    this.isAuthenticatedWithExternalAuth = true
+
+    this.authService.login(username, null, token)
+    .subscribe(
+      () => this.redirectService.redirectToPreviousRoute(),
+
+      err => {
+        this.handleError(err)
+        this.isAuthenticatedWithExternalAuth = false
+      }
+    )
+  }
+
+  private handleError (err: any) {
+    if (err.message.indexOf('credentials are invalid') !== -1) this.error = this.i18n('Incorrect username or password.')
+    else if (err.message.indexOf('blocked') !== -1) this.error = this.i18n('You account is blocked.')
+    else this.error = err.message
+  }
 }
-- 
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