From ce852dfa022057587b5182cf8b0cfb93695a9dd8 Mon Sep 17 00:00:00 2001
From: Lakr Aream <master@233owo.com>
Date: Sun, 24 Oct 2021 00:20:24 +0800
Subject: [PATCH] Support for Bark (APN) notifications

Update bark.js
---
 server/notification-providers/bark.js | 89 +++++++++++++++++++++++++++
 server/notification.js                |  2 +
 src/components/notifications/Bark.vue | 15 +++++
 src/components/notifications/index.js |  4 +-
 4 files changed, 109 insertions(+), 1 deletion(-)
 create mode 100644 server/notification-providers/bark.js
 create mode 100644 src/components/notifications/Bark.vue

diff --git a/server/notification-providers/bark.js b/server/notification-providers/bark.js
new file mode 100644
index 00000000..4ebe978a
--- /dev/null
+++ b/server/notification-providers/bark.js
@@ -0,0 +1,89 @@
+//
+//  bark.js
+//  UptimeKuma
+//
+//  Created by Lakr Aream on 2021/10/24.
+//  Copyright © 2021 Lakr Aream. All rights reserved.
+//
+
+const NotificationProvider = require("./notification-provider");
+const { DOWN, UP } = require("../../src/util");
+const { default: axios } = require("axios");
+
+// bark is an APN bridge that sends notifications to Apple devices.
+
+const barkNotificationGroup = "UptimeKuma";
+const barkNotificationAvatar = "https://github.com/louislam/uptime-kuma/raw/master/public/icon.png";
+const barkNotificationSound = "telegraph";
+const successMessage = "Successes!";
+
+class Bark extends NotificationProvider {
+    name = "Bark";
+
+    async send(notification, msg, monitorJSON = null, heartbeatJSON = null) {
+        try {
+            var barkEndpoint = notification.barkEndpoint;
+
+            // check if the endpoint has a "/" suffix, if so, delete it first
+            if (barkEndpoint.endsWith("/")) {
+                barkEndpoint = barkEndpoint.substring(0, barkEndpoint.length - 1);
+            }
+
+            if (msg != null && heartbeatJSON != null && heartbeatJSON["status"] == UP) {
+                let title = "UptimeKuma Monitor Up";
+                return await this.postNotification(title, msg, barkEndpoint);
+            }
+
+            if (msg != null && heartbeatJSON != null && heartbeatJSON["status"] == DOWN) {
+                let title = "UptimeKuma Monitor Down";
+                return await this.postNotification(title, msg, barkEndpoint);
+            }
+
+            if (msg != null) {
+                let title = "UptimeKuma Message";
+                return await this.postNotification(title, msg, barkEndpoint);
+            }
+
+        } catch (error) {
+            throw error;
+        }
+    }
+
+    // add additional parameter for better on device styles (iOS 15 optimized)
+    appendAdditionalParameters(postUrl) {
+        // grouping all our notifications
+        postUrl += "?group=" + barkNotificationGroup;
+        // set icon to uptime kuma icon, 11kb should be fine
+        postUrl += "&icon=" + barkNotificationAvatar;
+        // picked a sound, this should follow system's mute status when arrival
+        postUrl += "&sound=" + barkNotificationSound;
+        return postUrl;
+    }
+
+    // thrown if failed to check result, result code should be in range 2xx
+    checkResult(result) {
+        if (result.status == null) {
+            throw new Error("Bark notification failed with invalid response!");
+        }
+        if (result.status < 200 || result.status >= 300) {
+            throw new Error("Bark notification failed with status code " + result.status);
+        }
+    }
+
+    async postNotification(title, subtitle, endpoint) {
+        // url encode title and subtitle
+        title = encodeURIComponent(title);
+        subtitle = encodeURIComponent(subtitle);
+        let postUrl = endpoint + "/" + title + "/" + subtitle;
+        postUrl = this.appendAdditionalParameters(postUrl);
+        let result = await axios.get(postUrl);
+        this.checkResult(result);
+        if (result.statusText != null) {
+            return "Bark notification succeed: " + result.statusText;
+        }
+        // because returned in range 200 ..< 300
+        return successMessage;
+    }
+}
+
+module.exports = Bark;
diff --git a/server/notification.js b/server/notification.js
index 658216f9..57453c4a 100644
--- a/server/notification.js
+++ b/server/notification.js
@@ -21,6 +21,7 @@ const Webhook = require("./notification-providers/webhook");
 const Feishu = require("./notification-providers/feishu");
 const AliyunSms = require("./notification-providers/aliyun-sms");
 const DingDing = require("./notification-providers/dingding");
+const Bark = require("./notification-providers/bark");
 
 class Notification {
 
@@ -54,6 +55,7 @@ class Notification {
             new SMTP(),
             new Telegram(),
             new Webhook(),
+            new Bark(),
         ];
 
         for (let item of list) {
diff --git a/src/components/notifications/Bark.vue b/src/components/notifications/Bark.vue
new file mode 100644
index 00000000..014450de
--- /dev/null
+++ b/src/components/notifications/Bark.vue
@@ -0,0 +1,15 @@
+<template>
+    <div class="mb-3">
+        <label for="Bark Endpoint" class="form-label">{{ $t("Bark Endpoint") }}<span style="color: red;"><sup>*</sup></span></label>
+        <input id="Bark Endpoint" v-model="$parent.notification.barkEndpoint" type="text" class="form-control" required>
+        <div class="form-text">
+            <p><span style="color: red;"><sup>*</sup></span>{{ $t("Required") }}</p>
+        </div>
+        <i18n-t tag="div" keypath="wayToGetTeamsURL" class="form-text">
+            <a
+                href="https://github.com/Finb/Bark"
+                target="_blank"
+            >{{ $t("here") }}</a>
+        </i18n-t>
+    </div>
+</template>
diff --git a/src/components/notifications/index.js b/src/components/notifications/index.js
index 96ee2824..2d8c9c09 100644
--- a/src/components/notifications/index.js
+++ b/src/components/notifications/index.js
@@ -20,6 +20,7 @@ import Mattermost from "./Mattermost.vue";
 import Matrix from "./Matrix.vue";
 import AliyunSMS from "./AliyunSms.vue";
 import DingDing from "./DingDing.vue";
+import Bark from "./Bark.vue";
 
 /**
  * Manage all notification form.
@@ -48,7 +49,8 @@ const NotificationFormList = {
     "line": Line,
     "mattermost": Mattermost,
     "matrix": Matrix,
-    "DingDing": DingDing
+    "DingDing": DingDing,
+    "Bark": Bark
 }
 
 export default NotificationFormList