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jude committed 2026-10-11 13:16:02 +01:00
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@@ -35,7 +35,7 @@ checksum = "b169f7a6d4742236a0a00c541b845991d0ac43e546831af1249753ab4c3aa3a0"
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checksum = "5a6580f308b1fad9207618087a65c04e7a10bc77e02c8e84e9b00dd4b12fa0bb"
dependencies = [
"js-sys",
"wasm-bindgen",
]
[[package]]
name = "webpki-roots"
version = "0.25.4"
Cargo.toml
+1 -1
View File
@@ -31,7 +31,7 @@ futures = "0.3.30"
prometheus = "0.13.3"
rocket = { version = "0.5.0", features = ["tls", "secrets", "json"] }
rocket_dyn_templates = { version = "0.2.0", features = ["tera"] }
serenity = { version = "0.12", default-features = false, features = ["builder", "cache", "client", "gateway", "http", "model", "utils", "rustls_backend"] }
serenity = { version = "0.12.5", default-features = false, features = ["builder", "cache", "client", "gateway", "http", "model", "utils", "rustls_backend"] }
oauth2 = "4"
csv = "1.2"
sd-notify = "0.4.1"
reminder-dashboard/package.json
+1
View File
@@ -5,6 +5,7 @@
"scripts": {
"dev": "vite build --watch --mode development",
"build": "vite build",
"test": "node --test tests/*.test.mjs",
"preview": "vite preview",
"prettier": "prettier -w src/"
},
reminder-dashboard/src/api.ts
+12 -4
View File
@@ -1,3 +1,5 @@
import { prepareReminder } from "./components/Reminder/message";
import type { MessagePayload } from "./components/Reminder/message";
import axios from "axios";
enum ColorScheme {
@@ -38,6 +40,7 @@ type EmbedField = {
};
export type Reminder = {
message_json?: MessagePayload | null;
attachment: string | null;
attachment_name: string | null;
avatar: string | null;
@@ -186,12 +189,14 @@ export const fetchGuildReminders = (guild: string) => ({
export const patchGuildReminder = (guild: string) => ({
mutationFn: (reminder: Reminder) =>
axios.patch(`/dashboard/api/guild/${guild}/reminders`, reminder),
axios.patch(`/dashboard/api/guild/${guild}/reminders`, prepareReminder(reminder)),
});
export const postGuildReminder = (guild: string) => ({
mutationFn: (reminder: Reminder) =>
axios.post(`/dashboard/api/guild/${guild}/reminders`, reminder).then((resp) => resp.data),
axios
.post(`/dashboard/api/guild/${guild}/reminders`, prepareReminder(reminder))
.then((resp) => resp.data),
});
export const deleteReminder = () => ({
@@ -257,9 +262,12 @@ export const fetchUserReminders = () => ({
export const postUserReminder = () => ({
mutationFn: (reminder: Reminder) =>
axios.post(`/dashboard/api/user/reminders`, reminder).then((resp) => resp.data),
axios
.post(`/dashboard/api/user/reminders`, prepareReminder(reminder))
.then((resp) => resp.data),
});
export const patchUserReminder = () => ({
mutationFn: (reminder: Reminder) => axios.patch(`/dashboard/api/user/reminders`, reminder),
mutationFn: (reminder: Reminder) =>
axios.patch(`/dashboard/api/user/reminders`, prepareReminder(reminder)),
});
reminder-dashboard/src/components/Reminder/Embed/Embeds.tsx
+69
View File
@@ -0,0 +1,69 @@
import { Embed } from "./index";
import { ReminderContext, useReminder } from "../ReminderContext";
import { Reminder } from "../../../api";
import {
addEmbed,
embedFields,
embedTextLength,
MAX_EMBEDS,
MAX_EMBED_TEXT,
reminderEmbeds,
removeEmbed,
updateEmbed,
} from "../message";
const EmbedEditor = ({ index }: { index: number }) => {
const [reminder, setReminder] = useReminder();
const embed = reminderEmbeds(reminder)[index];
const update = (change: (r: Reminder) => Reminder) => {
setReminder((current) => updateEmbed(current, index, change));
};
return (
<div class="reminder-embed-editor" role="group" aria-label={`Embed ${index + 1}`}>
<ReminderContext.Provider value={[{ ...reminder, ...embedFields(embed) }, update]}>
<Embed />
</ReminderContext.Provider>
<button
type="button"
class="button is-small is-text remove-embed"
aria-label={`Remove embed ${index + 1}`}
onClick={() => setReminder((current) => removeEmbed(current, index))}
>
<i class="fas fa-trash" aria-hidden="true" />
</button>
</div>
);
};
export const Embeds = () => {
const [reminder, setReminder] = useReminder();
const embeds = reminderEmbeds(reminder);
const textLength = embedTextLength(embeds);
return (
<div class="reminder-embeds">
{embeds.map((_, index) => (
<EmbedEditor key={index} index={index} />
))}
<div class="add-embed-row">
<button
type="button"
class="button is-small is-rounded add-embed"
aria-label="Add embed"
title={embeds.length >= MAX_EMBEDS ? "Maximum of 10 embeds" : "Add embed"}
disabled={embeds.length >= MAX_EMBEDS}
onClick={() => setReminder(addEmbed)}
>
<i class="fas fa-plus" aria-hidden="true" />
</button>
<span
class={`embed-limit${textLength > MAX_EMBED_TEXT ? " has-text-danger" : ""}`}
aria-live="polite"
>
{embeds.length}/{MAX_EMBEDS} embeds · {textLength}/{MAX_EMBED_TEXT} characters
</span>
</div>
</div>
);
};
reminder-dashboard/src/components/Reminder/Embed/Fields/index.tsx
+4 -1
View File
@@ -6,7 +6,10 @@ export const Fields = () => {
return (
<div class={"embed-multifield-box"}>
{[...embed_fields, { value: "", title: "", inline: true }].map((field, index) => (
{[
...(embed_fields || []),
...(embed_fields?.length >= 25 ? [] : [{ value: "", title: "", inline: true }]),
].map((field, index) => (
<Field
{...field}
index={index}
reminder-dashboard/src/components/Reminder/Embed/index.tsx
+4 -3
View File
@@ -6,13 +6,14 @@ import { Color } from "./Color";
import { Fields } from "./Fields";
import { Reminder } from "../../../api";
import { ImagePicker } from "../ImagePicker";
import { DEFAULT_EMBED_COLOR } from "../message";
import { useReminder } from "../ReminderContext";
function intToColor(num: number) {
return `#${num.toString(16).padStart(6, "0")}`;
}
export const DEFAULT_COLOR = 9418359;
export const DEFAULT_COLOR = DEFAULT_EMBED_COLOR;
export const Embed = () => {
const [reminder, setReminder] = useReminder();
@@ -21,12 +22,12 @@ export const Embed = () => {
<div
class="discord-embed"
style={{
borderLeftColor: intToColor(reminder.embed_color || DEFAULT_COLOR),
borderLeftColor: intToColor(reminder.embed_color ?? DEFAULT_COLOR),
}}
>
<div class="embed-body">
<Color
color={intToColor(reminder.embed_color || DEFAULT_COLOR)}
color={intToColor(reminder.embed_color ?? DEFAULT_COLOR)}
setReminder={setReminder}
></Color>
<div class="a">
reminder-dashboard/src/components/Reminder/LinkButtons.tsx
+82
View File
@@ -0,0 +1,82 @@
import { useReminder } from "./ReminderContext";
import {
addLinkButton,
canAddLinkButton,
linkButtons,
MAX_LINK_BUTTONS,
updateLinkButton,
} from "./message";
export const LinkButtons = () => {
const [reminder, setReminder] = useReminder();
const buttons = linkButtons(reminder);
return (
<div class="reminder-link-buttons" role="group" aria-label="Link buttons">
{buttons.map(({ button, rowIndex, buttonIndex }, index) => (
<div class="link-button-editor" key={`${rowIndex}-${buttonIndex}`}>
<label class="link-button-label">
Button label
<input
class="input is-small"
aria-label={`Link button ${index + 1} label`}
maxLength={80}
value={button.label || ""}
onInput={(event) => {
const label = event.currentTarget.value;
setReminder((current) =>
updateLinkButton(current, rowIndex, buttonIndex, { label }),
);
}}
/>
</label>
<label class="link-button-url">
URL
<input
class="input is-small"
type="url"
aria-label={`Link button ${index + 1} URL`}
placeholder="https://example.com"
maxLength={512}
value={button.url || ""}
onInput={(event) => {
const url = event.currentTarget.value;
setReminder((current) =>
updateLinkButton(current, rowIndex, buttonIndex, { url }),
);
}}
/>
</label>
<button
type="button"
class="button is-small is-text"
aria-label={`Remove link button ${index + 1}`}
onClick={() =>
setReminder((current) =>
updateLinkButton(current, rowIndex, buttonIndex, null),
)
}
>
<i class="fas fa-trash" aria-hidden="true" />
</button>
</div>
))}
<div class="add-link-button-row">
<button
type="button"
class="button is-small is-rounded"
disabled={!canAddLinkButton(reminder)}
onClick={() => setReminder(addLinkButton)}
>
<span class="icon is-small">
<i class="fas fa-plus" aria-hidden="true" />
</span>
<span>Add link button</span>
</button>
<span class="link-button-limit" aria-live="polite">
{buttons.length}/{MAX_LINK_BUTTONS} link buttons
</span>
</div>
</div>
);
};
reminder-dashboard/src/components/Reminder/LoadTemplate.tsx
+1
View File
@@ -82,6 +82,7 @@ const LoadTemplateModal = ({ setModalOpen }) => {
setReminder((reminder) => ({
...reminder,
...template,
message_json: null,
// drop the template's ID
id: undefined,
}));
reminder-dashboard/src/components/Reminder/Message.tsx
+4 -2
View File
@@ -1,7 +1,8 @@
import { Username } from "./Username";
import { Content } from "./Content";
import { Embed } from "./Embed";
import { Embeds } from "./Embed/Embeds";
import { Avatar } from "./Avatar";
import { LinkButtons } from "./LinkButtons";
export const Message = () => (
<div class="column discord-frame">
@@ -15,7 +16,8 @@ export const Message = () => (
<div class="content">
<Username />
<Content />
<Embed />
<Embeds />
<LinkButtons />
</div>
</div>
</article>
reminder-dashboard/src/components/Reminder/message.ts
+303
View File
@@ -0,0 +1,303 @@
import type { Reminder } from "../../api";
export const MAX_EMBEDS = 10;
export const MAX_EMBED_TEXT = 6000;
export const DEFAULT_EMBED_COLOR = 9418359;
export const MAX_BUTTON_ROWS = 5;
export const MAX_BUTTONS_PER_ROW = 5;
export const MAX_LINK_BUTTONS = MAX_BUTTON_ROWS * MAX_BUTTONS_PER_ROW;
export type MessageComponent = {
type: number;
style?: number;
label?: string;
url?: string;
components?: MessageComponent[];
[key: string]: unknown;
};
export type DiscordEmbed = {
title?: string;
description?: string;
color?: number;
author?: { name?: string; icon_url?: string; [key: string]: unknown };
footer?: { text?: string; icon_url?: string; [key: string]: unknown };
image?: { url?: string; [key: string]: unknown };
thumbnail?: { url?: string; [key: string]: unknown };
fields?: { name: string; value: string; inline?: boolean }[];
[key: string]: unknown;
};
export type MessagePayload = {
content?: string;
tts?: boolean;
username?: string;
avatar_url?: string;
embeds?: DiscordEmbed[];
attachments?: { id: number; filename: string }[];
components?: MessageComponent[];
[key: string]: unknown;
};
export function embedFields(embed: DiscordEmbed) {
return {
embed_title: embed.title || "",
embed_description: embed.description || "",
embed_color: embed.color ?? DEFAULT_EMBED_COLOR,
embed_author: embed.author?.name || "",
embed_author_url: embed.author?.icon_url || null,
embed_footer: embed.footer?.text || "",
embed_footer_url: embed.footer?.icon_url || null,
embed_image_url: embed.image?.url || null,
embed_thumbnail_url: embed.thumbnail?.url || null,
embed_fields: (embed.fields || []).map(({ name, value, inline }) => ({
title: name,
value,
inline: inline ?? false,
})),
};
}
export function toEmbed(reminder: Reminder, original: DiscordEmbed = {}): DiscordEmbed {
const embed: DiscordEmbed = { ...original, color: reminder.embed_color };
for (const [key, value] of [
["title", reminder.embed_title],
["description", reminder.embed_description],
]) {
if (value) embed[key] = value;
else delete embed[key];
}
for (const [key, textKey, text, icon] of [
["author", "name", reminder.embed_author, reminder.embed_author_url],
["footer", "text", reminder.embed_footer, reminder.embed_footer_url],
]) {
const part = { ...(original[key] as object) };
if (text) part[textKey] = text;
else delete part[textKey];
if (icon) part["icon_url"] = icon;
else delete part["icon_url"];
if (Object.keys(part).length) embed[key] = part;
else delete embed[key];
}
for (const [key, url] of [
["image", reminder.embed_image_url],
["thumbnail", reminder.embed_thumbnail_url],
]) {
if (url) embed[key] = { ...(original[key] as object), url };
else delete embed[key];
}
const fields = (reminder.embed_fields || []).map(({ title, value, inline }) => ({
name: title,
value,
inline,
}));
if (fields.length) embed.fields = fields;
else delete embed.fields;
return embed;
}
export function hasEmbedContent(embed: DiscordEmbed): boolean {
return (
[
embed.title,
embed.description,
embed.author?.name,
embed.footer?.text,
embed.footer?.icon_url,
embed.image?.url,
embed.thumbnail?.url,
].some((value) => !!value?.trim()) ||
!!embed.fields?.length ||
Object.keys(embed).some(
(key) =>
![
"title",
"description",
"author",
"footer",
"image",
"thumbnail",
"color",
"fields",
].includes(key),
)
);
}
export function reminderEmbeds(reminder: Reminder): DiscordEmbed[] {
const embeds = reminder.message_json?.embeds;
if (embeds) return embeds.length ? embeds : [{ color: DEFAULT_EMBED_COLOR }];
return [toEmbed(reminder)];
}
export function updateEmbed(
reminder: Reminder,
index: number,
update: (r: Reminder) => Reminder,
): Reminder {
const embeds = [...reminderEmbeds(reminder)];
const original = embeds[index];
if (!original) return reminder;
const changed = update({ ...reminder, ...embedFields(original) });
embeds[index] = toEmbed(changed, original);
return {
...reminder,
...embedFields(embeds[0]),
message_json: { ...reminder.message_json, embeds },
};
}
export function addEmbed(reminder: Reminder): Reminder {
const embeds = reminderEmbeds(reminder);
if (embeds.length >= MAX_EMBEDS) return reminder;
return {
...reminder,
message_json: {
...reminder.message_json,
embeds: [...embeds, { color: DEFAULT_EMBED_COLOR }],
},
};
}
export function removeEmbed(reminder: Reminder, index: number): Reminder {
const embeds = reminderEmbeds(reminder).filter((_, i) => i !== index);
return {
...reminder,
...embedFields(embeds[0] || {}),
message_json: { ...reminder.message_json, embeds },
};
}
export function embedTextLength(embeds: DiscordEmbed[]): number {
return embeds.reduce(
(sum, embed) =>
sum +
[
embed.title,
embed.description,
embed.author?.name,
embed.footer?.text,
...(embed.fields || []).flatMap((field) => [field.name, field.value]),
].reduce((sum, value) => sum + Array.from((value || "").trim()).length, 0),
0,
);
}
export function linkButtons(reminder: Reminder) {
return (reminder.message_json?.components || []).flatMap((row, rowIndex) =>
row.type === 1
? (row.components || []).flatMap((button, buttonIndex) =>
button.type === 2 && button.style === 5
? [{ button, rowIndex, buttonIndex }]
: [],
)
: [],
);
}
function availableButtonRow(components: MessageComponent[]): number {
return components.findIndex(
(row) =>
row.type === 1 &&
!!row.components &&
row.components.length < MAX_BUTTONS_PER_ROW &&
row.components.every((button) => button.type === 2),
);
}
export function canAddLinkButton(reminder: Reminder): boolean {
const components = reminder.message_json?.components || [];
return availableButtonRow(components) >= 0 || components.length < MAX_BUTTON_ROWS;
}
export function addLinkButton(reminder: Reminder): Reminder {
if (!canAddLinkButton(reminder)) return reminder;
const components = [...(reminder.message_json?.components || [])];
const rowIndex = availableButtonRow(components);
const button: MessageComponent = { type: 2, style: 5, label: "Open link", url: "" };
if (rowIndex >= 0) {
const row = components[rowIndex];
components[rowIndex] = { ...row, components: [...row.components, button] };
} else components.push({ type: 1, components: [button] });
return { ...reminder, message_json: { ...reminder.message_json, components } };
}
export function updateLinkButton(
reminder: Reminder,
rowIndex: number,
buttonIndex: number,
change: { label?: string; url?: string } | null,
): Reminder {
const components = [...(reminder.message_json?.components || [])];
const row = components[rowIndex];
const button = row?.components?.[buttonIndex];
if (row?.type !== 1 || button?.type !== 2 || button.style !== 5) return reminder;
const buttons = [...row.components];
if (change) buttons[buttonIndex] = { ...button, ...change };
else buttons.splice(buttonIndex, 1);
if (buttons.length) components[rowIndex] = { ...row, components: buttons };
else components.splice(rowIndex, 1);
return { ...reminder, message_json: { ...reminder.message_json, components } };
}
function validateComponents(components: MessageComponent[] = []) {
if (components.length > MAX_BUTTON_ROWS)
throw new Error(`A reminder can have at most ${MAX_BUTTON_ROWS} button rows.`);
for (const row of components) {
if (row.type !== 1) continue;
if (
!Array.isArray(row.components) ||
!row.components.length ||
row.components.length > MAX_BUTTONS_PER_ROW
)
throw new Error(
`A button row must have between 1 and ${MAX_BUTTONS_PER_ROW} components.`,
);
for (const button of row.components) {
if (button.type !== 2 || button.style !== 5) continue;
if (
(button.label !== undefined && typeof button.label !== "string") ||
Array.from(button.label || "").length > 80 ||
(!button.label && (!button.emoji || typeof button.emoji !== "object"))
)
throw new Error(
"Link buttons require a label of at most 80 characters or an emoji.",
);
let url: URL;
try {
url = new URL(button.url);
} catch {
throw new Error("Link buttons require a valid HTTP or HTTPS URL.");
}
if (!["http:", "https:"].includes(url.protocol) || Array.from(button.url).length > 512)
throw new Error(
"Link buttons require an HTTP or HTTPS URL of at most 512 characters.",
);
if (button.custom_id !== undefined || button.sku_id !== undefined)
throw new Error("Link buttons cannot have a custom_id or sku_id.");
}
}
}
export function prepareReminder(reminder: Reminder): Reminder {
validateComponents(reminder.message_json?.components);
const embeds = reminderEmbeds(reminder).filter(hasEmbedContent);
if (embeds.length > MAX_EMBEDS)
throw new Error(`A reminder can have at most ${MAX_EMBEDS} embeds.`);
if (embedTextLength(embeds) > MAX_EMBED_TEXT)
throw new Error(`Embed text exceeds ${MAX_EMBED_TEXT} characters across all embeds.`);
const message: MessagePayload = {
...reminder.message_json,
content: reminder.content,
tts: reminder.tts,
embeds,
};
if (reminder.username) message.username = reminder.username;
else delete message.username;
if (reminder.avatar) message.avatar_url = reminder.avatar;
else delete message.avatar_url;
if (reminder.attachment_name)
message.attachments = [{ id: 0, filename: reminder.attachment_name }];
else delete message.attachments;
return { ...reminder, ...embedFields(embeds[0] || {}), message_json: message };
}
reminder-dashboard/src/components/Reminder/styles.scss
+52
View File
@@ -34,3 +34,55 @@ div.reminderContent {
background-color: #f5f5f5;
border-radius: 8px;
}
.reminder-embed-editor {
position: relative;
margin-bottom: 12px;
.discord-embed {
padding-bottom: 36px;
}
.remove-embed {
position: absolute;
right: 24px;
bottom: 4px;
}
}
.add-embed-row,
.add-link-button-row {
display: flex;
align-items: center;
gap: 10px;
margin-top: 8px;
.embed-limit,
.link-button-limit {
font-size: 0.8rem;
color: #737373;
}
}
.reminder-link-buttons {
margin-top: 16px;
}
.link-button-editor {
display: flex;
align-items: flex-end;
flex-wrap: wrap;
gap: 8px;
margin-bottom: 8px;
label {
font-size: 0.8rem;
}
.link-button-label {
flex: 1 1 140px;
}
.link-button-url {
flex: 2 1 200px;
}
}
reminder-dashboard/tests/message.test.mjs
+186
View File
@@ -0,0 +1,186 @@
import assert from "node:assert/strict";
import { readFile } from "node:fs/promises";
import test from "node:test";
import ts from "typescript";
// Run the pure editor helpers without a browser or additional test dependencies.
const source = await readFile(
new URL("../src/components/Reminder/message.ts", import.meta.url),
"utf8",
);
const { outputText } = ts.transpileModule(source, {
compilerOptions: { module: ts.ModuleKind.ESNext, target: ts.ScriptTarget.ES2020 },
});
const {
addEmbed,
embedFields,
prepareReminder,
reminderEmbeds,
removeEmbed,
updateEmbed,
addLinkButton,
canAddLinkButton,
linkButtons,
updateLinkButton,
} = await import(`data:text/javascript;base64,${Buffer.from(outputText).toString("base64")}`);
function reminder(embeds) {
return {
content: "hello",
tts: false,
username: "",
avatar: null,
attachment_name: null,
uid: "unchanged",
utc_time: "2026-10-12T12:00:00",
...embedFields(embeds?.[0] || {}),
message_json: embeds ? { embeds, allowed_mentions: { parse: [] } } : null,
};
}
test("editing one embed preserves the others and unedited payload properties", () => {
const original = reminder([
{ title: "first" },
{ description: "second", author: { name: "author", url: "https://example.com" } },
]);
const edited = updateEmbed(original, 1, (r) => ({ ...r, embed_description: "updated" }));
const payload = prepareReminder(edited).message_json;
assert.equal(payload.embeds[0].title, "first");
assert.equal(payload.embeds[1].description, "updated");
assert.equal(payload.embeds[1].author.url, "https://example.com");
assert.deepEqual(payload.allowed_mentions, { parse: [] });
assert.equal(edited.uid, original.uid);
assert.equal(original.message_json.embeds[1].description, "second");
});
test("adding stops at ten embeds and removal permits another", () => {
let value = reminder([{ title: "first" }]);
for (let i = 0; i < 12; i++) value = addEmbed(value);
assert.equal(reminderEmbeds(value).length, 10);
assert.equal(addEmbed(value), value);
value = removeEmbed(value, 0);
assert.equal(reminderEmbeds(value).length, 9);
value = updateEmbed(value, 0, (r) => ({ ...r, embed_title: "new first" }));
assert.equal(prepareReminder(value).message_json.embeds[0].title, "new first");
assert.equal(reminderEmbeds(addEmbed(value)).length, 10);
});
test("saving and reloading multiple embeds preserves order and drops blank editors", () => {
let value = addEmbed(reminder([{ description: "first" }]));
value = updateEmbed(value, 1, (r) => ({ ...r, embed_description: "second" }));
value = addEmbed(value);
const saved = prepareReminder(value);
assert.deepEqual(
saved.message_json.embeds.map((embed) => embed.description),
["first", "second"],
);
assert.deepEqual(reminderEmbeds(JSON.parse(JSON.stringify(saved))), saved.message_json.embeds);
assert.deepEqual(prepareReminder(reminder()).message_json.embeds, []);
});
test("legacy embeds are retained when a second embed is added", () => {
const legacy = {
...reminder(),
embed_title: "legacy",
embed_fields: [{ title: "name", value: "value", inline: true }],
};
const saved = prepareReminder(addEmbed(legacy));
assert.equal(saved.message_json.embeds[0].title, "legacy");
assert.deepEqual(saved.message_json.embeds[0].fields, [
{ name: "name", value: "value", inline: true },
]);
});
test("combined embed text accepts 6000 characters and rejects 6001", () => {
const embeds = [{ description: "x".repeat(3000) }, { description: "y".repeat(3000) }];
assert.equal(prepareReminder(reminder(embeds)).message_json.embeds.length, 2);
assert.throws(
() => prepareReminder(reminder([embeds[0], { description: "y".repeat(3001) }])),
/6000/,
);
assert.throws(
() => prepareReminder(reminder(Array.from({ length: 11 }, () => ({ title: "embed" })))),
/10 embeds/,
);
});
test("link buttons can be added, edited, saved, reloaded and removed without losing embeds", () => {
const original = reminder([{ title: "first" }, { title: "second" }]);
let value = addLinkButton(original);
value = updateLinkButton(value, 0, 0, { label: "Visit", url: "https://example.com" });
const saved = prepareReminder(value);
assert.deepEqual(saved.message_json.components, [
{
type: 1,
components: [{ type: 2, style: 5, label: "Visit", url: "https://example.com" }],
},
]);
assert.deepEqual(saved.message_json.embeds, original.message_json.embeds);
assert.deepEqual(saved.message_json.allowed_mentions, { parse: [] });
assert.equal(
linkButtons(JSON.parse(JSON.stringify(saved)))[0].button.url,
"https://example.com",
);
assert.deepEqual(
prepareReminder(updateLinkButton(saved, 0, 0, null)).message_json.components,
[],
);
assert.equal(original.message_json.components, undefined);
const legacy = updateLinkButton(addLinkButton({ ...reminder(), embed_title: "legacy" }), 0, 0, {
url: "https://example.com",
});
assert.equal(prepareReminder(legacy).message_json.embeds[0].title, "legacy");
});
test("link buttons fill five rows of five and preserve other components", () => {
let value = reminder();
for (let i = 0; i < 26; i++) value = addLinkButton(value);
assert.equal(linkButtons(value).length, 25);
assert.deepEqual(
value.message_json.components.map((row) => row.components.length),
[5, 5, 5, 5, 5],
);
assert.equal(canAddLinkButton(value), false);
assert.equal(addLinkButton(value), value);
value = updateLinkButton(value, 2, 2, null);
assert.equal(canAddLinkButton(value), true);
assert.equal(linkButtons(addLinkButton(value)).length, 25);
const other = { type: 1, id: 7, components: [{ type: 3, custom_id: "select", options: [] }] };
value = { ...reminder(), message_json: { components: [other] } };
value = addLinkButton(value);
assert.deepEqual(value.message_json.components[0], other);
assert.equal(linkButtons(value)[0].rowIndex, 1);
});
test("invalid link button URLs, labels and row limits are rejected on save", () => {
let value = addLinkButton(reminder());
assert.throws(() => prepareReminder(value), /URL/);
value = updateLinkButton(value, 0, 0, {
url: "https://example.com/" + "x".repeat(492),
label: "x".repeat(80),
});
assert.equal(prepareReminder(value).message_json.components.length, 1);
for (const change of [
{ url: "invalid" },
{ url: "javascript:alert(1)" },
{ url: "https://example.com/" + "x".repeat(493) },
{ label: "" },
{ label: "x".repeat(81) },
])
assert.throws(() => prepareReminder(updateLinkButton(value, 0, 0, change)));
const row = value.message_json.components[0];
assert.throws(
() => prepareReminder({ ...value, message_json: { components: Array(6).fill(row) } }),
/5 button rows/,
);
assert.throws(
() =>
prepareReminder({
...value,
message_json: {
components: [{ ...row, components: Array(6).fill(row.components[0]) }],
},
}),
/5 components/,
);
});
src/message.rs
+224 -7
View File
@@ -114,6 +114,126 @@ pub fn payload(reminder: &impl Serialize) -> Value {
payload
}
/// Validate Discord's link buttons, embed count and text limits.
pub fn validate_payload(message: &Value) -> Result<(), String> {
if !message.is_object() {
return Err("message_json must be an object".into());
}
if let Some(content) = message.get("content") {
if content.as_str().is_none_or(|text| text.chars().count() > 2000) {
return Err("Message content exceeds 2000 characters or is not text".into());
}
}
validate_components(message)?;
let Some(embeds) = message.get("embeds") else {
return Ok(());
};
let embeds = embeds.as_array().ok_or("embeds must be an array")?;
if embeds.len() > 10 {
return Err("A reminder can have at most 10 embeds".into());
}
let mut total = 0;
for (index, embed) in embeds.iter().enumerate() {
if !embed.is_object() {
return Err(format!("Embed {} must be an object", index + 1));
}
let mut check_text = |value: Option<&Value>, limit: usize| -> Result<(), String> {
if let Some(value) = value {
let text = value
.as_str()
.ok_or_else(|| format!("Embed {} has a non-text field", index + 1))?;
let length = text.trim().chars().count();
if length > limit {
return Err(format!(
"Embed {} exceeds a {} character field limit",
index + 1,
limit
));
}
total += length;
}
Ok(())
};
for (path, limit) in
[("/title", 256), ("/description", 4096), ("/author/name", 256), ("/footer/text", 2048)]
{
check_text(embed.pointer(path), limit)?;
}
if let Some(fields) = embed.get("fields") {
let fields = fields.as_array().ok_or("Embed fields must be an array")?;
if fields.len() > 25 {
return Err("An embed can have at most 25 fields".into());
}
for field in fields {
if !field.is_object() {
return Err("Embed fields must be objects".into());
}
for (name, limit) in [("name", 256), ("value", 1024)] {
let text = field.get(name).ok_or("Embed fields require a name and value")?;
if text.as_str().is_none_or(|text| text.trim().is_empty()) {
return Err("Embed fields require a non-empty name and value".into());
}
check_text(Some(text), limit)?;
}
}
}
}
if total > 6000 {
return Err("Embed text exceeds 6000 characters across all embeds".into());
}
Ok(())
}
fn validate_components(message: &Value) -> Result<(), String> {
let Some(components) = message.get("components") else {
return Ok(());
};
let rows = components.as_array().ok_or("components must be an array")?;
// Components V2 has a different layout and count limit. Leave its validation to Discord.
if message["flags"].as_u64().is_some_and(|flags| flags & (1 << 15) != 0) {
return Ok(());
}
if rows.len() > 5 {
return Err("A reminder can have at most 5 button rows (25 buttons)".into());
}
for row in rows {
if row["type"].as_u64() != Some(1) {
continue;
}
let buttons = row["components"].as_array().ok_or("Button rows require components")?;
if buttons.is_empty() || buttons.len() > 5 {
return Err("A button row must have between 1 and 5 components".into());
}
for button in buttons {
if button["type"].as_u64() != Some(2) || button["style"].as_u64() != Some(5) {
continue;
}
let label = button.get("label").and_then(Value::as_str);
if label.is_some_and(|label| label.chars().count() > 80)
|| (label.is_none_or(str::is_empty) && !button["emoji"].is_object())
|| button.get("label").is_some_and(|label| !label.is_string())
{
return Err(
"Link buttons require a label of at most 80 characters or an emoji".into()
);
}
let url = button["url"].as_str().ok_or("Link buttons require a URL")?;
if url.chars().count() > 512
|| !reqwest::Url::parse(url)
.is_ok_and(|url| ["http", "https"].contains(&url.scheme()))
{
return Err(
"Link buttons require an HTTP or HTTPS URL of at most 512 characters".into()
);
}
if button.get("custom_id").is_some() || button.get("sku_id").is_some() {
return Err("Link buttons cannot have a custom_id or sku_id".into());
}
}
}
Ok(())
}
/// Present the first embed through the existing dashboard controls.
pub fn response(reminder: impl Serialize) -> Value {
let mut reminder = serde_json::to_value(reminder).expect("Reminder fields are serializable");
@@ -123,10 +243,7 @@ pub fn response(reminder: impl Serialize) -> Value {
}
return reminder;
}
let payload = reminder
.as_object_mut()
.and_then(|object| object.remove("message_json"))
.unwrap_or(Value::Null);
let payload = reminder["message_json"].clone();
if payload.is_null() {
return reminder;
}
@@ -211,6 +328,7 @@ pub async fn update_field(
serde_json::to_value(value).map_err(|e| sqlx::Error::Encode(e.into()))?
};
patch(&mut message, field, value);
validate_payload(&message).map_err(sqlx::Error::Protocol)?;
sqlx::query("UPDATE reminders SET message_json = ? WHERE uid = ?")
.bind(Json(message))
.bind(uid)
@@ -260,8 +378,8 @@ mod tests {
"avatar_url": "https://example.com/avatar.png"
})
);
let mut expected_response = legacy.clone();
expected_response.as_object_mut().unwrap().remove("message_json");
let expected_response = legacy.clone();
assert_eq!(response(legacy), expected_response);
}
@@ -286,7 +404,7 @@ mod tests {
assert_eq!(reminder["uid"], "reminder-id");
assert_eq!(reminder["utc_time"], "2026-10-12T12:00:00");
assert_eq!(reminder["enabled"], true);
assert!(reminder.get("message_json").is_none());
assert_eq!(reminder["message_json"]["embeds"].as_array().unwrap().len(), 1);
}
#[test]
@@ -322,6 +440,105 @@ mod tests {
assert_eq!(message["embeds"], json!([]));
}
#[test]
fn validates_embed_count_and_combined_text_boundaries() {
assert!(validate_payload(&json!({"embeds": vec![json!({"title": "embed"}); 10]})).is_ok());
assert!(validate_payload(&json!({"embeds": vec![json!({"title": "embed"}); 11]})).is_err());
let mut message = json!({"embeds": [{"description": "x".repeat(3000)}, {"description": "y".repeat(3000)}]});
assert!(validate_payload(&message).is_ok());
message["embeds"][1]["title"] = json!("x");
assert!(validate_payload(&message).is_err());
}
#[test]
fn validates_each_embed_and_field() {
assert!(validate_payload(&json!({"embeds": [{"description": "x".repeat(4097)}]})).is_err());
assert!(validate_payload(
&json!({"embeds": [{"fields": vec![json!({"name": "x", "value": "y"}); 26]}]})
)
.is_err());
for message in [
json!([]),
json!({"embeds": {}}),
json!({"embeds": [null]}),
json!({"embeds": [{"fields": [{"name": "x"}]}]}),
json!({"embeds": [{"description": 1}]}),
] {
assert!(validate_payload(&message).is_err());
}
}
#[test]
fn dashboard_response_retains_all_embeds_for_editing() {
let message = json!({"embeds": [{"title": "first"}, {"title": "second"}], "allowed_mentions": {"parse": []}});
let displayed =
response(json!({"message_json": message, "content": "", "uid": "unchanged"}));
assert_eq!(displayed["message_json"], message);
assert_eq!(displayed["embed_title"], "first");
assert_eq!(displayed["uid"], "unchanged");
}
#[test]
fn link_buttons_survive_payload_response_and_legacy_edits() {
let components = json!([{"type": 1, "components": [{
"type": 2, "style": 5, "label": "Open link", "url": "https://example.com"
}]}]);
let mut message = json!({"content": "hello", "components": components});
assert!(validate_payload(&message).is_ok());
assert_eq!(payload(&json!({"message_json": message})), message);
assert_eq!(response(json!({"message_json": message}))["message_json"], message);
patch(&mut message, "content", json!("updated"));
patch(&mut message, "embed_description", json!("embed"));
assert_eq!(message["components"], components);
}
#[test]
fn validates_link_button_count_and_text_boundaries() {
let button = json!({"type": 2, "style": 5, "label": "x".repeat(80),
"url": format!("https://example.com/{}", "x".repeat(492))});
let row = json!({"type": 1, "components": vec![button.clone(); 5]});
assert!(validate_payload(&json!({"components": vec![row.clone(); 5]})).is_ok());
assert!(validate_payload(&json!({"components": vec![row; 6]})).is_err());
assert!(validate_payload(
&json!({"components": [{"type": 1, "components": vec![button.clone(); 6]}]})
)
.is_err());
for (field, value) in [
("label", json!("x".repeat(81))),
("url", json!(format!("https://example.com/{}", "x".repeat(493)))),
] {
let mut invalid = button.clone();
invalid[field] = value;
assert!(validate_payload(
&json!({"components": [{"type": 1, "components": [invalid]}]})
)
.is_err());
}
}
#[test]
fn rejects_invalid_link_buttons_without_embeds() {
for change in [
json!({"url": ""}),
json!({"url": "javascript:alert(1)"}),
json!({"url": "not a URL"}),
json!({"label": ""}),
json!({"label": 1}),
json!({"custom_id": "interactive"}),
] {
let mut button =
json!({"type": 2, "style": 5, "label": "Open", "url": "https://example.com"});
button.as_object_mut().unwrap().extend(change.as_object().unwrap().clone());
assert!(validate_payload(
&json!({"components": [{"type": 1, "components": [button]}]})
)
.is_err());
}
assert!(validate_payload(&json!({"components": {}})).is_err());
assert!(validate_payload(&json!({"components": [{"type": 1, "components": []}]})).is_err());
assert!(validate_payload(&json!({"components": [{"type": 1, "components": [{"type": 2, "style": 5, "emoji": {"name": "🔗"}, "url": "https://example.com"}]}]})).is_ok());
}
#[tokio::test]
#[ignore = "requires MESSAGE_JSON_TEST_DATABASE_URL pointing to an isolated MySQL database"]
async fn database_edits_convert_legacy_messages_and_preserve_payload() {
src/postman/sender.rs
+1 -1
View File
@@ -682,7 +682,7 @@ impl Reminder {
let token = webhook.token.as_ref().ok_or(Error::Other("Webhook token missing"))?;
let message = cache_http
.http()
.execute_webhook(
.execute_webhook_with_components(
webhook.id,
reminder.thread_id.map(ChannelId::new),
token.expose_secret(),
src/web/macros.rs
+10 -2
View File
@@ -57,7 +57,12 @@ macro_rules! check_url_opt {
macro_rules! update_field {
($pool:expr, $error:ident, $reminder:ident.[$field:ident]) => {
if let Some(value) = &$reminder.$field {
let result = if crate::message::is_message_field(stringify!($field)) {
// The complete payload takes precedence over legacy message controls.
let result = if crate::message::is_message_field(stringify!($field))
&& $reminder.message_json.is_some()
{
Ok(())
} else if crate::message::is_message_field(stringify!($field)) {
crate::message::update_field($pool, &$reminder.uid, stringify!($field), value).await
} else {
let result = sqlx::query(concat!(
@@ -70,7 +75,10 @@ macro_rules! update_field {
.execute($pool)
.await
.map(|_| ());
if result.is_ok() && ["attachment", "attachment_name"].contains(&stringify!($field)) {
if result.is_ok()
&& $reminder.message_json.is_none()
&& ["attachment", "attachment_name"].contains(&stringify!($field))
{
crate::message::update_field($pool, &$reminder.uid, "attachments", &()).await
} else {
result
src/web/routes/dashboard/api/guild/reminders.rs
+5
View File
@@ -153,6 +153,11 @@ pub async fn edit_reminder(
let user_id =
cookies.get_private("userid").map(|c| c.value().parse::<u64>().ok()).flatten().unwrap();
if let Some(message) = &reminder.message_json {
crate::message::validate_payload(message).map_err(|error| json!({"error": error}))?;
update_field!(transaction.executor(), error, reminder.[message_json]);
}
if reminder.message_ok() {
update_field!(transaction.executor(), error, reminder.[
content,
src/web/routes/dashboard/api/user/models.rs
+5 -4
View File
@@ -87,12 +87,14 @@ pub async fn create_reminder(
let channel = channel.unwrap();
if reminder.message_json.as_ref().is_some_and(|message| !message.is_object()) {
return Err(json!({"error": "message_json must be an object"}));
let message_json = Json(crate::message::payload(&reminder));
if let Err(error) = crate::message::validate_payload(&message_json) {
return Err(json!({"error": error}));
}
// validate lengths
check_length!(MAX_NAME_LENGTH, reminder.name);
if reminder.message_json.is_none() {
check_length!(MAX_CONTENT_LENGTH, reminder.content);
check_length!(MAX_EMBED_DESCRIPTION_LENGTH, reminder.embed_description);
check_length!(MAX_EMBED_TITLE_LENGTH, reminder.embed_title);
@@ -120,6 +122,7 @@ pub async fn create_reminder(
reminder.embed_author_url,
reminder.embed_image_url
);
}
// validate time and interval
if reminder.utc_time < Utc::now().naive_utc() {
@@ -151,8 +154,6 @@ pub async fn create_reminder(
let name = if reminder.name.is_empty() { name_default() } else { reminder.name.clone() };
let new_uid = generate_uid();
let message_json = Json(crate::message::payload(&reminder));
// write to db
match sqlx::query!(
"INSERT INTO reminders (
src/web/routes/dashboard/api/user/reminders.rs
+5
View File
@@ -131,6 +131,11 @@ pub async fn edit_reminder(
let mut error = vec![];
let user_id = user_id_cookie.unwrap();
if let Some(message) = &reminder.message_json {
crate::message::validate_payload(message).map_err(|error| json!({"error": error}))?;
update_field!(transaction.executor(), error, reminder.[message_json]);
}
if reminder.message_ok() {
update_field!(transaction.executor(), error, reminder.[
content,
src/web/routes/dashboard/mod.rs
+57 -3
View File
@@ -254,6 +254,8 @@ pub struct ReminderCsv {
#[derive(Deserialize)]
pub struct PatchReminder {
#[serde(default)]
message_json: Option<Json<serde_json::Value>>,
uid: String,
#[serde(default)]
#[serde(deserialize_with = "deserialize_optional_field")]
@@ -322,6 +324,9 @@ pub struct PatchReminder {
impl PatchReminder {
fn message_ok(&self) -> bool {
if let Some(message) = &self.message_json {
return crate::message::validate_payload(message).is_ok();
}
self.content.as_ref().map_or(true, |c| c.len() <= MAX_CONTENT_LENGTH)
&& self.embed_author.as_ref().map_or(true, |c| c.len() <= MAX_EMBED_AUTHOR_LENGTH)
&& self
@@ -433,12 +438,14 @@ pub(crate) async fn create_reminder(
let channel = channel.unwrap();
if reminder.message_json.as_ref().is_some_and(|message| !message.is_object()) {
return Err(json!({"error": "message_json must be an object"}));
let message_json = Json(crate::message::payload(&reminder));
if let Err(error) = crate::message::validate_payload(&message_json) {
return Err(json!({"error": error}));
}
// validate lengths
check_length!(MAX_NAME_LENGTH, reminder.name);
if reminder.message_json.is_none() {
check_length!(MAX_CONTENT_LENGTH, reminder.content);
check_length!(MAX_EMBED_DESCRIPTION_LENGTH, reminder.embed_description);
check_length!(MAX_EMBED_TITLE_LENGTH, reminder.embed_title);
@@ -469,6 +476,7 @@ pub(crate) async fn create_reminder(
reminder.embed_image_url,
reminder.avatar
);
}
// validate time and interval
if reminder.utc_time < Utc::now().naive_utc() {
@@ -498,7 +506,6 @@ pub(crate) async fn create_reminder(
}
let name = if reminder.name.is_empty() { name_default() } else { reminder.name.clone() };
let message_json = Json(crate::message::payload(&reminder));
let new_uid = generate_uid();
@@ -845,3 +852,50 @@ async fn render_dashboard(cookies: &CookieJar<'_>) -> DashboardPage {
DashboardPage::Unauthorised(Redirect::to("/login/discord"))
}
}
#[cfg(test)]
mod message_json_tests {
use super::*;
#[tokio::test]
#[ignore = "requires MESSAGE_JSON_TEST_DATABASE_URL pointing to an isolated MySQL database"]
async fn patch_keeps_embeds_and_buttons_and_ignores_legacy_message_fields() {
let pool =
sqlx::MySqlPool::connect(&std::env::var("MESSAGE_JSON_TEST_DATABASE_URL").unwrap())
.await
.unwrap();
let mut transaction = pool.begin().await.unwrap();
let channel = sqlx::query("INSERT INTO channels (channel) VALUES (?)")
.bind(rand::random::<u64>())
.execute(&mut *transaction)
.await
.unwrap()
.last_insert_id();
let uid = format!("multi-embed-test-{}", rand::random::<u64>());
sqlx::query("INSERT INTO reminders (uid, channel_id, `utc_time`) VALUES (?, ?, NOW())")
.bind(&uid)
.bind(channel)
.execute(&mut *transaction)
.await
.unwrap();
let payload = json!({"content": "current", "embeds": [{"title": "first"}, {"title": "second"}],
"components": [{"type": 1, "components": [{"type": 2, "style": 5,
"label": "Open link", "url": "https://example.com"}]}]});
let reminder: PatchReminder = serde_json::from_value(json!({
"uid": uid, "message_json": payload, "content": "stale", "embed_title": "stale"
}))
.unwrap();
let mut errors = vec![];
assert!(reminder.message_ok());
update_field!(&mut *transaction, errors, reminder.[message_json, content, embed_title]);
assert!(errors.is_empty());
let stored: (Json<serde_json::Value>,) =
sqlx::query_as("SELECT message_json FROM reminders WHERE uid = ?")
.bind(&uid)
.fetch_one(&mut *transaction)
.await
.unwrap();
assert_eq!(stored.0 .0, payload);
transaction.rollback().await.unwrap();
}
}