Add AsteroidOS plugin

package.json

@@ -1,6 +1,6 @@
 {
   "name": "ubports-installer",
-  "version": "0.8.3-beta",
+  "version": "0.8.4-beta",
   "description": "The easy way to install Ubuntu Touch on UBports devices. A friendly cross-platform Installer for Ubuntu Touch. Just connect a supported device to your PC, follow the on-screen instructions and watch this awesome tool do all the rest.",
   "keywords": [
     "Ubuntu",

src/core/plugins/asteroid_os/api.js

@@ -0,0 +1,74 @@
+"use strict";
+
+/*
+ * Copyright (C) 2020-2021 UBports Foundation <[email protected]>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+const axios = require("axios");
+
+/** @module asteroid_os */
+
+const baseURL = "https://release.asteroidos.org/";
+
+const api = axios.create({ baseURL, timeout: 15000 });
+
+/**
+ * get images from api
+ * @param {String} channel channel
+ * @param {String} device device codename
+ * @returns {Promise<Array<Object>>} images array
+ * @throws {Error} message "no network" if request failed
+ */
+const getImages = (channel, device) =>
+  api
+    .get(`${channel}/${device}/MD5SUMS`)
+    .then(({ data }) =>
+      data
+        .trim()
+        .split("\n")
+        .map(line => ({
+          url: `${baseURL}${channel}/${device}/${line.split(/[ ,]+/)[1]}`,
+          checksum: {
+            sum: line.split(/[ ,]+/)[0],
+            algorithm: "md5"
+          }
+        }))
+    )
+    .catch(error => {
+      if (error.response.status === 404) throw new Error("404");
+      else if (error.response) throw new Error("no network");
+      else throw error;
+    });
+
+/**
+ * get channels from api
+ * @param {String} device device codename
+ * @returns {Promise<Array<String>>} channels
+ * @throws {Error} message "unsupported" if 404 not found
+ */
+const getChannels = device =>
+  Promise.all(
+    ["1.0", "nightlies", "1.0-alpha"].map(channel =>
+      getImages(channel, device)
+        .then(() => channel)
+        .catch(error => {
+          if (error.message === "404") return null;
+          else throw error;
+        })
+    )
+  ).then(channels => channels.filter(c => c));
+
+module.exports = { getImages, getChannels };

src/core/plugins/asteroid_os/api.spec.js

@@ -0,0 +1,7 @@
+process.argv = [null, null, "-vv"];
+const { ipcMain } = require("electron");
+jest.mock("electron");
+
+const api = require("./api.js");
+
+it("should construct", () => expect(require("./api.js")).toBeDefined());

src/core/plugins/asteroid_os/plugin.js

@@ -0,0 +1,63 @@
+"use strict";
+
+/*
+ * Copyright (C) 2020-2021 UBports Foundation <[email protected]>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+const Plugin = require("../plugin.js");
+const api = require("./api.js");
+
+/**
+ * Asteroid OS plugin
+ * @extends Plugin
+ */
+class AsteroidOsPlugin extends Plugin {
+  /**
+   * action download
+   * @returns {Promise<Array<Object>>}
+   */
+  action__download() {
+    return api
+      .getImages(this.props.settings.channel, this.props.config.codename)
+      .then(files => [
+        {
+          actions: [
+            {
+              "core:download": {
+                group: "AsteroidOS",
+                files
+              }
+            }
+          ]
+        }
+      ]);
+  }
+
+  /**
+   * channels remote_values
+   * @returns {Promise<Array<Object>>}
+   */
+  remote_values__channels() {
+    return api.getChannels(this.props.config.codename).then(channels =>
+      channels.map(channel => ({
+        value: channel,
+        label: channel
+      }))
+    );
+  }
+}
+
+module.exports = AsteroidOsPlugin;

src/core/plugins/asteroid_os/plugin.spec.js

@@ -0,0 +1,4 @@
+const systemimage = require("./plugin.js");
+
+it("should be a singleton", () =>
+  expect(systemimage).toEqual(require("./plugin.js")));

src/core/plugins/index.js

@@ -1,7 +1,7 @@
 "use strict";
 
 /*
- * Copyright (C) 2020 UBports Foundation <[email protected]>
+ * Copyright (C) 2020-2021 UBports Foundation <[email protected]>
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -18,6 +18,7 @@
  */
 
 const AdbPlugin = require("./adb/plugin.js");
+const AsteroidOsPlugin = require("./asteroid_os/plugin.js");
 const CorePlugin = require("./core/plugin.js");
 const FastbootPlugin = require("./fastboot/plugin.js");
 const HeimdallPlugin = require("./heimdall/plugin.js");
@@ -28,6 +29,7 @@ const SystemimagePlugin = require("./systemimage/plugin.js");
  * @property {Props} props props reference
  * @property {Object} plugins plugins namespace
  * @property {AdbPlugin} plugins.adb adb plugin
+ * @property {AsteroidOsPlugin} plugins.asteroid_os AteroidOS plugin
  * @property {CorePlugin} plugins.core core plugin
  * @property {FastbootPlugin} plugins.fastboot fastboot plugin
  * @property {HeimdallPlugin} plugins.heimdall heimdall plugin
@@ -40,6 +42,7 @@ class PluginIndex {
     const pluginArgs = [props, cachePath, mainEvent, log];
     this.plugins = {
       adb: new AdbPlugin(...pluginArgs),
+      asteroid_os: new AsteroidOsPlugin(...pluginArgs),
       core: new CorePlugin(...pluginArgs),
       fastboot: new FastbootPlugin(...pluginArgs),
       heimdall: new HeimdallPlugin(...pluginArgs),