From d79e718e15fbfceb5a77ef91ec9540d35e01c058 Mon Sep 17 00:00:00 2001
From: Jesse Wierzbinski <contact@cpluspatch.com>
Date: Fri, 8 Dec 2023 18:45:36 -1000
Subject: [PATCH] feat: Add user registration via Web UI

---
 .vscode/settings.json               |   3 +
 config/config.example.toml          |  12 +++
 pages/App.vue                       |   4 +-
 pages/Register.vue                  | 149 ++++++++++++++++++++++++++++
 pages/RegistrationSuccess.vue       |  14 +++
 pages/components/LoginInput.vue     |   5 +-
 pages/routes.ts                     |   4 +
 server/api/api/v1/accounts/index.ts |  13 ++-
 server/api/api/v1/instance/index.ts |   8 +-
 tsconfig.json                       |   2 +-
 types/entities/instance.ts          |   1 +
 utils/config.ts                     |  11 ++
 12 files changed, 215 insertions(+), 11 deletions(-)
 create mode 100644 .vscode/settings.json
 create mode 100644 pages/Register.vue
 create mode 100644 pages/RegistrationSuccess.vue

diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 00000000..4d360cbc
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,3 @@
+{
+	"typescript.tsdk": "node_modules/typescript/lib"
+}
diff --git a/config/config.example.toml b/config/config.example.toml
index 0d4ae856..e9b95555 100644
--- a/config/config.example.toml
+++ b/config/config.example.toml
@@ -24,6 +24,18 @@ port = 40007
 api_key = ""
 enabled = true
 
+[signups]
+# URL of your Terms of Service
+tos_url = "https://example.com/tos"
+# Whether to enable registrations or not
+registration = true
+rules = [
+	"Do not harass others",
+	"Be nice to people",
+	"Don't spam",
+	"Don't post illegal content",
+]
+
 # Delete this section if you don't want to use custom OAuth providers
 # This is an example configuration
 # The provider MUST support OpenID Connect with .well-known discovery
diff --git a/pages/App.vue b/pages/App.vue
index 6f8f7da5..3b798503 100644
--- a/pages/App.vue
+++ b/pages/App.vue
@@ -4,5 +4,7 @@ import '@unocss/reset/tailwind-compat.css'
 </script>
 
 <template>
-    <router-view></router-view>
+    <suspense>
+        <router-view></router-view>
+    </suspense>
 </template>
\ No newline at end of file
diff --git a/pages/Register.vue b/pages/Register.vue
new file mode 100644
index 00000000..6b2027b1
--- /dev/null
+++ b/pages/Register.vue
@@ -0,0 +1,149 @@
+<template>
+    <div class="flex min-h-screen flex-col justify-center px-6 py-12 lg:px-8 relative">
+        <div class="absolute inset-x-0 -top-40 -z-10 transform-gpu overflow-hidden blur-3xl sm:-top-80" aria-hidden="true">
+            <div class="relative left-[calc(50%-11rem)] aspect-[1155/678] w-[36.125rem] -translate-x-1/2 rotate-[30deg] bg-gradient-to-tr from-[#ff80b5] to-[#9089fc] opacity-30 sm:left-[calc(50%-30rem)] sm:w-[72.1875rem]"
+                style="clip-path: polygon(74.1% 44.1%, 100% 61.6%, 97.5% 26.9%, 85.5% 0.1%, 80.7% 2%, 72.5% 32.5%, 60.2% 62.4%, 52.4% 68.1%, 47.5% 58.3%, 45.2% 34.5%, 27.5% 76.7%, 0.1% 64.9%, 17.9% 100%, 27.6% 76.8%, 76.1% 97.7%, 74.1% 44.1%)" />
+        </div>
+        <div v-if="instanceInfo.registrations" class="mt-10 sm:mx-auto sm:w-full sm:max-w-sm">
+            <form ref="form" class="space-y-6" method="POST" action="" @submit.prevent="registerUser">
+                <div>
+                    <h1 class="font-bold text-2xl text-center tracking-tight">Register for an account</h1>
+                </div>
+
+                <div>
+                    <LoginInput label="Email" id="email" name="email" type="email" autocomplete="email" required />
+                </div>
+
+                <div v-if="errors['email']" v-for="error of errors['email']"
+                    class="rounded bg-purple-100 ring-1 ring-purple-800 py-2 px-4">
+                    <h3 class="font-bold">An error occured:</h3>
+                    <p>{{ error.description }}</p>
+                </div>
+
+                <div>
+                    <LoginInput label="Username" id="username" name="username" type="text" autocomplete="username"
+                        required />
+                </div>
+
+                <div v-if="errors['username']" v-for="error of errors['username']"
+                    class="rounded bg-purple-100 ring-1 ring-purple-800 py-2 px-4">
+                    <h3 class="font-bold">An error occured:</h3>
+                    <p>{{ error.description }}</p>
+                </div>
+
+                <div>
+                    <LoginInput label="Password" id="password" name="password" type="password" autocomplete="" required
+                        :spellcheck="false" :error="!passwordsMatch ? `Passwords dont match` : ``" :value="password1"
+                        @input="password1 = $event.target.value" />
+                </div>
+
+                <div v-if="errors['password']" v-for="error of errors['password']"
+                    class="rounded bg-purple-100 ring-1 ring-purple-800 py-2 px-4">
+                    <h3 class="font-bold">An error occured:</h3>
+                    <p>{{ error.description }}</p>
+                </div>
+
+                <div>
+                    <LoginInput label="Confirm password" id="password2" name="password2" type="password" autocomplete=""
+                        required :spellcheck="false" :error="!passwordsMatch ? `Passwords dont match` : ``"
+                        :value="password2" @input="password2 = $event.target.value" />
+                </div>
+
+                <div>
+                    <label for="comment" class="block text-sm font-medium leading-6 text-gray-900">Why do you want to
+                        join?</label>
+                    <div class="mt-2">
+                        <textarea rows="4" required :value="reason" @input="reason = ($event.target as any).value"
+                            name="comment" id="comment"
+                            class="block w-full rounded-md px-2 border-0 py-1.5 text-gray-900 shadow-sm ring-1 ring-inset ring-gray-300 placeholder:text-gray-400 focus:ring-2 focus:ring-inset focus:ring-indigo-600 sm:text-sm sm:leading-6" />
+                    </div>
+                </div>
+
+                <div v-if="errors['reason']" v-for="error of errors['reason']"
+                    class="rounded bg-purple-100 ring-1 ring-purple-800 py-2 px-4">
+                    <h3 class="font-bold">An error occured:</h3>
+                    <p>{{ error.description }}</p>
+                </div>
+
+                <div class="">
+                    <input type="checkbox" :value="tosAccepted" @input="tosAccepted = Boolean(($event.target as any).value)"
+                        class="rounded mr-1 align-middle mb-0.5" /> <span class="text-sm">I agree to the
+                        terms and
+                        conditions
+                        of this
+                        server, available <a class="underline font-bold" target="_blank"
+                            :href="instanceInfo.tos_url">here</a></span>
+                </div>
+
+                <div v-if="errors['agreement']" v-for="error of errors['agreement']"
+                    class="rounded bg-purple-100 ring-1 ring-purple-800 py-2 px-4">
+                    <h3 class="font-bold">An error occured:</h3>
+                    <p>{{ error.description }}</p>
+                </div>
+
+                <div>
+                    <button type="submit" :disabled="!passwordsMatch || !tosAccepted"
+                        class="flex w-full justify-center disabled:opacity-50 disabled:hover:shadow-none rounded-md bg-purple-600 px-3 py-1.5 text-sm font-semibold leading-6 text-white shadow-sm hover:shadow-lg duration-200 focus-visible:outline focus-visible:outline-2 focus-visible:outline-offset-2 focus-visible:outline-indigo-600">Sign
+                        in</button>
+                </div>
+            </form>
+        </div>
+        <div v-else>
+            <h1 class="text-2xl font-bold tracking-tight text-gray-900 sm:text-4xl text-center">Registrations are disabled
+            </h1>
+            <p class="mt-6 text-lg leading-8 text-gray-600 text-center">Ask this instance's admin to enable them in config!
+            </p>
+        </div>
+    </div>
+</template>
+
+<script setup lang="ts">
+import type { APIInstance } from "~types/entities/instance";
+import LoginInput from "./components/LoginInput.vue"
+import { computed, ref, watch } from 'vue';
+
+const instanceInfo = await fetch("/api/v1/instance").then(res => res.json()) as APIInstance & {
+    tos_url: string
+};
+
+const errors = ref<{
+    [key: string]: {
+        error: string;
+        description: string;
+    }[];
+}>({});
+
+const password1 = ref<string>("");
+const password2 = ref<string>("");
+const tosAccepted = ref<boolean>(false);
+const reason = ref<string>("");
+
+const passwordsMatch = computed(() => password1.value === password2.value);
+
+const registerUser = (e: Event) => {
+    e.preventDefault();
+    const formData = new FormData();
+
+    formData.append("email", (e.target as any).email.value);
+    formData.append("password", (e.target as any).password.value);
+    formData.append("username", (e.target as any).username.value);
+    formData.append("reason", reason.value);
+    formData.append("locale", "en")
+    formData.append("agreement", "true");
+    // @ts-ignore
+    fetch("/api/v1/accounts", {
+        method: "POST",
+        body: formData,
+    }).then(async res => {
+        if (res.status === 422) {
+            errors.value = (await res.json() as any).details;
+            console.log(errors.value)
+        } else {
+            // @ts-ignore
+            window.location.href = "/register/success";
+        }
+    }).catch(async err => {
+        console.error(err);
+    })
+}
+</script>
\ No newline at end of file
diff --git a/pages/RegistrationSuccess.vue b/pages/RegistrationSuccess.vue
new file mode 100644
index 00000000..6575fa04
--- /dev/null
+++ b/pages/RegistrationSuccess.vue
@@ -0,0 +1,14 @@
+<template>
+    <div class="flex min-h-screen flex-col justify-center px-6 py-12 lg:px-8 relative">
+        <div class="absolute inset-x-0 -top-40 -z-10 transform-gpu overflow-hidden blur-3xl sm:-top-80" aria-hidden="true">
+            <div class="relative left-[calc(50%-11rem)] aspect-[1155/678] w-[36.125rem] -translate-x-1/2 rotate-[30deg] bg-gradient-to-tr from-[#ff80b5] to-[#9089fc] opacity-30 sm:left-[calc(50%-30rem)] sm:w-[72.1875rem]"
+                style="clip-path: polygon(74.1% 44.1%, 100% 61.6%, 97.5% 26.9%, 85.5% 0.1%, 80.7% 2%, 72.5% 32.5%, 60.2% 62.4%, 52.4% 68.1%, 47.5% 58.3%, 45.2% 34.5%, 27.5% 76.7%, 0.1% 64.9%, 17.9% 100%, 27.6% 76.8%, 76.1% 97.7%, 74.1% 44.1%)" />
+        </div>
+        <div>
+            <h1 class="text-2xl font-bold tracking-tight text-gray-900 sm:text-4xl text-center">Registration was a success!
+            </h1>
+            <p class="mt-6 text-lg leading-8 text-gray-600 text-center"> You can now login to your account in any Mastodon
+                client </p>
+        </div>
+    </div>
+</template>
\ No newline at end of file
diff --git a/pages/components/LoginInput.vue b/pages/components/LoginInput.vue
index 896fc224..b1ed5123 100644
--- a/pages/components/LoginInput.vue
+++ b/pages/components/LoginInput.vue
@@ -4,8 +4,8 @@
     </div>
     <div class="mt-2">
         <input v-bind="$attrs" @input="checkValid" :class="['block w-full rounded-md border-0 py-1.5 text-gray-900 shadow-sm ring-1 ring-inset ring-gray-300 placeholder:text-gray-400 focus:ring-2 focus:ring-inset focus:ring-indigo-600 sm:text-sm sm:leading-6',
-            isInvalid && 'invalid:!ring-red-600 invalid:ring-2']">
-        <span v-if="isInvalid" class="mt-1 text-xs text-red-600">{{ label }} is invalid</span>
+            (isInvalid || error) && 'invalid:!ring-red-600 invalid:ring-2']">
+        <span v-if="isInvalid || error" class="mt-1 text-xs text-red-600">{{ error ? error : `${label} is invalid` }}</span>
     </div>
 </template>
 
@@ -14,6 +14,7 @@ import { ref } from 'vue';
 
 const props = defineProps<{
     label: string;
+    error?: string;
 }>();
 
 const isInvalid = ref(false);
diff --git a/pages/routes.ts b/pages/routes.ts
index 5d08d144..e4d3f568 100644
--- a/pages/routes.ts
+++ b/pages/routes.ts
@@ -1,7 +1,11 @@
 import Login from "./login.vue";
 import Home from "./Home.vue";
+import Register from "./Register.vue";
+import RegistrationSuccess from "./RegistrationSuccess.vue";
 
 export default [
 	{ path: "/", component: Home },
 	{ path: "/oauth/authorize", component: Login },
+	{ path: "/register", component: Register },
+	{ path: "/register/success", component: RegistrationSuccess },
 ];
diff --git a/server/api/api/v1/accounts/index.ts b/server/api/api/v1/accounts/index.ts
index 678384db..dc88d581 100644
--- a/server/api/api/v1/accounts/index.ts
+++ b/server/api/api/v1/accounts/index.ts
@@ -15,7 +15,7 @@ export const meta = applyConfig({
 		duration: 60,
 	},
 	auth: {
-		required: true,
+		required: false,
 	},
 });
 
@@ -176,10 +176,13 @@ export default async (req: Request): Promise<Response> => {
 						.join(", ")}`
 			)
 			.join(", ");
-		return jsonResponse({
-			error: `Validation failed: ${errorsText}`,
-			details: errors.details,
-		});
+		return jsonResponse(
+			{
+				error: `Validation failed: ${errorsText}`,
+				details: errors.details,
+			},
+			422
+		);
 	}
 
 	await createNewLocalUser({
diff --git a/server/api/api/v1/instance/index.ts b/server/api/api/v1/instance/index.ts
index d9a87537..2be5fc51 100644
--- a/server/api/api/v1/instance/index.ts
+++ b/server/api/api/v1/instance/index.ts
@@ -101,15 +101,19 @@ export default async (): Promise<Response> => {
 		description: "A test instance",
 		email: "",
 		invites_enabled: false,
-		registrations: true,
+		registrations: config.signups.registration,
 		languages: ["en"],
-		rules: [],
+		rules: config.signups.rules.map((r, index) => ({
+			id: String(index),
+			text: r,
+		})),
 		stats: {
 			domain_count: knownDomainsCount,
 			status_count: statusCount,
 			user_count: userCount,
 		},
 		thumbnail: "",
+		tos_url: config.signups.tos_url,
 		title: "Test Instance",
 		uri: new URL(config.http.base_url).hostname,
 		urls: {
diff --git a/tsconfig.json b/tsconfig.json
index cd96e7f2..f9efccf5 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,6 +1,6 @@
 {
 	"compilerOptions": {
-		"lib": ["ESNext"],
+		"lib": ["ESNext", "DOM"],
 		"module": "esnext",
 		"target": "esnext",
 		"moduleResolution": "bundler",
diff --git a/types/entities/instance.ts b/types/entities/instance.ts
index 2194f258..f1efd08a 100644
--- a/types/entities/instance.ts
+++ b/types/entities/instance.ts
@@ -3,6 +3,7 @@ import type { APIStats } from "./stats";
 import type { APIURLs } from "./urls";
 
 export interface APIInstance {
+	tos_url: string | undefined;
 	uri: string;
 	title: string;
 	description: string;
diff --git a/utils/config.ts b/utils/config.ts
index d2257dd3..a672a613 100644
--- a/utils/config.ts
+++ b/utils/config.ts
@@ -50,6 +50,12 @@ export interface ConfigType {
 		enabled: boolean;
 	};
 
+	signups: {
+		tos_url: string;
+		rules: string[];
+		registration: boolean;
+	};
+
 	oidc: {
 		providers: {
 			name: string;
@@ -218,6 +224,11 @@ export const configDefaults: ConfigType = {
 		api_key: "",
 		enabled: false,
 	},
+	signups: {
+		tos_url: "",
+		rules: [],
+		registration: false,
+	},
 	oidc: {
 		providers: [],
 	},