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error response improvements to logo url

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This commit is contained in:
miloschwartz
2026-01-26 14:00:22 -08:00
parent 3a8718a4b0
commit 5ff56467ea
2 changed files with 93 additions and 41 deletions
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67
server/private/routers/loginPage/upsertLoginPageBranding.ts
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@@ -37,27 +37,55 @@ const paramsSchema = z.strictObject({
const bodySchema = z.strictObject({
logoUrl: z
.union([
z.string().length(0),
z.url().refine(
async (url) => {
z.literal(""),
z
.url("Must be a valid URL")
.superRefine(async (url, ctx) => {
try {
const response = await fetch(url);
return (
response.status === 200 &&
(
response.headers.get("content-type") ?? ""
).startsWith("image/")
);
const response = await fetch(url, {
method: "HEAD"
}).catch(() => {
// If HEAD fails (CORS or method not allowed), try GET
return fetch(url, { method: "GET" });
});
if (response.status !== 200) {
ctx.addIssue({
code: "custom",
message: `Failed to load image. Please check that the URL is accessible.`
});
return;
}
const contentType =
response.headers.get("content-type") ?? "";
if (!contentType.startsWith("image/")) {
ctx.addIssue({
code: "custom",
message: `URL does not point to an image. Please provide a URL to an image file (e.g., .png, .jpg, .svg).`
});
return;
}
} catch (error) {
return false;
let errorMessage =
"Unable to verify image URL. Please check that the URL is accessible and points to an image file.";
if (error instanceof TypeError && error.message.includes("fetch")) {
errorMessage =
"Network error: Unable to reach the URL. Please check your internet connection and verify the URL is correct.";
} else if (error instanceof Error) {
errorMessage = `Error verifying URL: ${error.message}`;
}
ctx.addIssue({
code: "custom",
message: errorMessage
});
}
},
{
error: "Invalid logo URL, must be a valid image URL"
}
)
})
])
.optional(),
.transform((val) => (val === "" ? null : val))
.nullish(),
logoWidth: z.coerce.number<number>().min(1),
logoHeight: z.coerce.number<number>().min(1),
resourceTitle: z.string(),
@@ -117,9 +145,8 @@ export async function upsertLoginPageBranding(
typeof loginPageBranding
>;
if ((updateData.logoUrl ?? "").trim().length === 0) {
updateData.logoUrl = undefined;
}
// Empty strings are transformed to null by the schema, which will clear the logo URL in the database
// We keep it as null (not undefined) because undefined fields are omitted from Drizzle updates
if (
build !== "saas" &&