feat: add email logo customization (#1150)

backend/internal/bootstrap/router_bootstrap.go

@@ -198,6 +198,7 @@ func initLogger(r *gin.Engine) {
 		"GET /api/application-images/logo",
 		"GET /api/application-images/background",
 		"GET /api/application-images/favicon",
+		"GET /api/application-images/email",
 		"GET /_app",
 		"GET /fonts",
 		"GET /healthz",

backend/internal/controller/app_images_controller.go

@@ -23,11 +23,13 @@ func NewAppImagesController(
 	}
 
 	group.GET("/application-images/logo", controller.getLogoHandler)
+	group.GET("/application-images/email", controller.getEmailLogoHandler)
 	group.GET("/application-images/background", controller.getBackgroundImageHandler)
 	group.GET("/application-images/favicon", controller.getFaviconHandler)
 	group.GET("/application-images/default-profile-picture", authMiddleware.Add(), controller.getDefaultProfilePicture)
 
 	group.PUT("/application-images/logo", authMiddleware.Add(), controller.updateLogoHandler)
+	group.PUT("/application-images/email", authMiddleware.Add(), controller.updateEmailLogoHandler)
 	group.PUT("/application-images/background", authMiddleware.Add(), controller.updateBackgroundImageHandler)
 	group.PUT("/application-images/favicon", authMiddleware.Add(), controller.updateFaviconHandler)
 	group.PUT("/application-images/default-profile-picture", authMiddleware.Add(), controller.updateDefaultProfilePicture)
@@ -59,6 +61,18 @@ func (c *AppImagesController) getLogoHandler(ctx *gin.Context) {
 	c.getImage(ctx, imageName)
 }
 
+// getEmailLogoHandler godoc
+// @Summary Get email logo image
+// @Description Get the email logo image for use in emails
+// @Tags Application Images
+// @Produce image/png
+// @Produce image/jpeg
+// @Success 200 {file} binary "Email logo image"
+// @Router /api/application-images/email [get]
+func (c *AppImagesController) getEmailLogoHandler(ctx *gin.Context) {
+	c.getImage(ctx, "logoEmail")
+}
+
 // getBackgroundImageHandler godoc
 // @Summary Get background image
 // @Description Get the background image for the application
@@ -124,6 +138,37 @@ func (c *AppImagesController) updateLogoHandler(ctx *gin.Context) {
 	ctx.Status(http.StatusNoContent)
 }
 
+// updateEmailLogoHandler godoc
+// @Summary Update email logo
+// @Description Update the email logo for use in emails
+// @Tags Application Images
+// @Accept multipart/form-data
+// @Param file formData file true "Email logo image file"
+// @Success 204 "No Content"
+// @Router /api/application-images/email [put]
+func (c *AppImagesController) updateEmailLogoHandler(ctx *gin.Context) {
+	file, err := ctx.FormFile("file")
+	if err != nil {
+		_ = ctx.Error(err)
+		return
+	}
+
+	fileType := utils.GetFileExtension(file.Filename)
+	mimeType := utils.GetImageMimeType(fileType)
+
+	if mimeType != "image/png" && mimeType != "image/jpeg" {
+		_ = ctx.Error(&common.WrongFileTypeError{ExpectedFileType: ".png or .jpg/jpeg"})
+		return
+	}
+
+	if err := c.appImagesService.UpdateImage(ctx.Request.Context(), file, "logoEmail"); err != nil {
+		_ = ctx.Error(err)
+		return
+	}
+
+	ctx.Status(http.StatusNoContent)
+}
+
 // updateBackgroundImageHandler godoc
 // @Summary Update background image
 // @Description Update the application background image

backend/internal/service/email_service.go

@@ -78,7 +78,7 @@ func SendEmail[V any](ctx context.Context, srv *EmailService, toEmail email.Addr
 
 	data := &email.TemplateData[V]{
 		AppName: dbConfig.AppName.Value,
-		LogoURL: common.EnvConfig.AppURL + "/api/application-images/logo",
+		LogoURL: common.EnvConfig.AppURL + "/api/application-images/email",
 		Data:    tData,
 	}
 

frontend/messages/en.json

@@ -311,6 +311,7 @@
 	"favicon": "Favicon",
 	"light_mode_logo": "Light Mode Logo",
 	"dark_mode_logo": "Dark Mode Logo",
+	"email_logo": "Email Logo",
 	"background_image": "Background Image",
 	"language": "Language",
 	"reset_profile_picture_question": "Reset profile picture?",

frontend/src/lib/services/app-config-service.ts

@@ -4,6 +4,7 @@ import {
 	cachedApplicationLogo,
 	cachedBackgroundImage,
 	cachedDefaultProfilePicture,
+	cachedEmailLogo,
 	cachedProfilePicture
 } from '$lib/utils/cached-image-util';
 import { get } from 'svelte/store';
@@ -46,6 +47,14 @@ export default class AppConfigService extends APIService {
 		cachedApplicationLogo.bustCache(light);
 	};
 
+	updateEmailLogo = async (emailLogo: File) => {
+		const formData = new FormData();
+		formData.append('file', emailLogo);
+
+		await this.api.put(`/application-images/email`, formData);
+		cachedEmailLogo.bustCache();
+	};
+
 	updateDefaultProfilePicture = async (defaultProfilePicture: File) => {
 		const formData = new FormData();
 		formData.append('file', defaultProfilePicture);

frontend/src/lib/utils/cached-image-util.ts

@@ -20,6 +20,11 @@ export const cachedApplicationLogo: CachableImage = {
 	}
 };
 
+export const cachedEmailLogo: CachableImage = {
+	getUrl: () => getCachedImageUrl(new URL('/api/application-images/email', window.location.origin)),
+	bustCache: () => bustImageCache(new URL('/api/application-images/email', window.location.origin))
+};
+
 export const cachedDefaultProfilePicture: CachableImage = {
 	getUrl: () =>
 		getCachedImageUrl(

frontend/src/routes/settings/admin/application-configuration/+page.svelte

@@ -42,6 +42,7 @@
 	async function updateImages(
 		logoLight: File | undefined,
 		logoDark: File | undefined,
+		logoEmail: File | undefined,
 		defaultProfilePicture: File | null | undefined,
 		backgroundImage: File | undefined,
 		favicon: File | undefined
@@ -56,6 +57,10 @@
 			? appConfigService.updateLogo(logoDark, false)
 			: Promise.resolve();
 
+		const emailLogoPromise = logoEmail
+			? appConfigService.updateEmailLogo(logoEmail)
+			: Promise.resolve();
+
 		const defaultProfilePicturePromise =
 			defaultProfilePicture === null
 				? appConfigService.deleteDefaultProfilePicture()
@@ -70,6 +75,7 @@
 		await Promise.all([
 			lightLogoPromise,
 			darkLogoPromise,
+			emailLogoPromise,
 			defaultProfilePicturePromise,
 			backgroundImagePromise,
 			faviconPromise

frontend/src/routes/settings/admin/application-configuration/update-application-images.svelte

@@ -4,7 +4,8 @@
 	import {
 		cachedApplicationLogo,
 		cachedBackgroundImage,
-		cachedDefaultProfilePicture
+		cachedDefaultProfilePicture,
+		cachedEmailLogo
 	} from '$lib/utils/cached-image-util';
 	import ApplicationImage from './application-image.svelte';
 
@@ -14,6 +15,7 @@
 		callback: (
 			logoLight: File | undefined,
 			logoDark: File | undefined,
+			logoEmail: File | undefined,
 			defaultProfilePicture: File | null | undefined,
 			backgroundImage: File | undefined,
 			favicon: File | undefined
@@ -22,6 +24,7 @@
 
 	let logoLight = $state<File | undefined>();
 	let logoDark = $state<File | undefined>();
+	let logoEmail = $state<File | undefined>();
 	let defaultProfilePicture = $state<File | null | undefined>();
 	let backgroundImage = $state<File | undefined>();
 	let favicon = $state<File | undefined>();
@@ -54,6 +57,15 @@
 		imageURL={cachedApplicationLogo.getUrl(false)}
 		forceColorScheme="dark"
 	/>
+	<ApplicationImage
+		id="logo-email"
+		imageClass="size-24"
+		label={m.email_logo()}
+		bind:image={logoEmail}
+		imageURL={cachedEmailLogo.getUrl()}
+		accept="image/png, image/jpeg"
+		forceColorScheme="light"
+	/>
 	<ApplicationImage
 		id="default-profile-picture"
 		imageClass="size-24"
@@ -75,7 +87,8 @@
 	<Button
 		class="mt-5"
 		usePromiseLoading
-		onclick={() => callback(logoLight, logoDark, defaultProfilePicture, backgroundImage, favicon)}
+		onclick={() =>
+			callback(logoLight, logoDark, logoEmail, defaultProfilePicture, backgroundImage, favicon)}
 		>{m.save()}</Button
 	>
 </div>

tests/specs/application-configuration.spec.ts

@@ -116,30 +116,49 @@ test('Update email configuration', async ({ page }) => {
 	await expect(page.getByLabel('API Key Expiration')).toBeChecked();
 });
 
-test('Update application images', async ({ page }) => {
+test.describe('Update application images', () => {
-	await page.getByRole('button', { name: 'Expand card' }).nth(4).click();
+	test.beforeEach(async ({ page }) => {
+		await page.getByRole('button', { name: 'Expand card' }).nth(4).click();
+	});
 
-	await page.getByLabel('Favicon').setInputFiles('assets/w3-schools-favicon.ico');
+	test('should upload images', async ({ page }) => {
-	await page.getByLabel('Light Mode Logo').setInputFiles('assets/pingvin-share-logo.png');
+		await page.getByLabel('Favicon').setInputFiles('assets/w3-schools-favicon.ico');
-	await page.getByLabel('Dark Mode Logo').setInputFiles('assets/nextcloud-logo.png');
+		await page.getByLabel('Light Mode Logo').setInputFiles('assets/pingvin-share-logo.png');
-	await page.getByLabel('Default Profile Picture').setInputFiles('assets/pingvin-share-logo.png');
+		await page.getByLabel('Dark Mode Logo').setInputFiles('assets/cloud-logo.png');
-	await page.getByLabel('Background Image').setInputFiles('assets/clouds.jpg');
+		await page.getByLabel('Email Logo').setInputFiles('assets/pingvin-share-logo.png');
-	await page.getByRole('button', { name: 'Save' }).last().click();
+		await page.getByLabel('Default Profile Picture').setInputFiles('assets/pingvin-share-logo.png');
+		await page.getByLabel('Background Image').setInputFiles('assets/clouds.jpg');
+		await page.getByRole('button', { name: 'Save' }).last().click();
 
-	await expect(page.locator('[data-type="success"]')).toHaveText(
+		await expect(page.locator('[data-type="success"]')).toHaveText(
-		'Images updated successfully. It may take a few minutes to update.'
+			'Images updated successfully. It may take a few minutes to update.'
-	);
+		);
 
-	await page.request
+		await page.request
-		.get('/api/application-images/favicon')
+			.get('/api/application-images/favicon')
-		.then((res) => expect.soft(res.status()).toBe(200));
+			.then((res) => expect.soft(res.status()).toBe(200));
-	await page.request
+		await page.request
-		.get('/api/application-images/logo?light=true')
+			.get('/api/application-images/logo?light=true')
-		.then((res) => expect.soft(res.status()).toBe(200));
+			.then((res) => expect.soft(res.status()).toBe(200));
-	await page.request
+		await page.request
-		.get('/api/application-images/logo?light=false')
+			.get('/api/application-images/logo?light=false')
-		.then((res) => expect.soft(res.status()).toBe(200));
+			.then((res) => expect.soft(res.status()).toBe(200));
-	await page.request
+		await page.request
-		.get('/api/application-images/background')
+			.get('/api/application-images/email')
-		.then((res) => expect.soft(res.status()).toBe(200));
+			.then((res) => expect.soft(res.status()).toBe(200));
-});
+		await page.request
+			.get('/api/application-images/background')
+			.then((res) => expect.soft(res.status()).toBe(200));
+	});
+
+	test('should only allow png/jpeg for email logo', async ({ page }) => {
+		const emailLogoInput = page.getByLabel('Email Logo');
+
+		await emailLogoInput.setInputFiles('assets/cloud-logo.svg');
+		await page.getByRole('button', { name: 'Save' }).last().click();
+
+		await expect(page.locator('[data-type="error"]')).toHaveText(
+			'File must be of type .png or .jpg/jpeg'
+		);
+	});
+});

tests/specs/oidc-client-settings.spec.ts

@@ -71,9 +71,9 @@ test('Edit OIDC client', async ({ page }) => {
 	await page.getByLabel('Name').fill('Nextcloud updated');
 	await page.getByTestId('callback-url-1').first().fill('http://nextcloud-updated/auth/callback');
 	await page.locator('[role="tab"][data-value="light-logo"]').first().click();
-	await page.setInputFiles('#oidc-client-logo-light', 'assets/nextcloud-logo.png');
+	await page.setInputFiles('#oidc-client-logo-light', 'assets/cloud-logo.png');
 	await page.locator('[role="tab"][data-value="dark-logo"]').first().click();
-	await page.setInputFiles('#oidc-client-logo-dark', 'assets/nextcloud-logo.png');
+	await page.setInputFiles('#oidc-client-logo-dark', 'assets/cloud-logo.png');
 	await page.getByLabel('Client Launch URL').fill(oidcClient.launchURL);
 	await page.getByRole('button', { name: 'Save' }).click();