archive: implement unarchive

made a separate route instead of reusing install route. this was
because we want to copy over all the old app config as much as
possible.

src/routes/apps.js

@@ -185,8 +185,6 @@ async function install(req, res, next) {
 
     if ('enableTurn' in data && typeof data.enableTurn !== 'boolean') return next(new HttpError(400, 'enableTurn must be boolean'));
 
-    if ('backupId' in data && typeof data.backupId !== 'string') return next(new HttpError(400, 'backupId must be non-empty string'));
-
     let [error, result] = await safe(appstore.downloadManifest(data.appStoreId, data.manifest));
     if (error) return next(BoxError.toHttpError(error));
 

src/routes/archives.js

@@ -7,6 +7,7 @@ exports = module.exports = {
     get,
     getIcon,
     del,
+    unarchive
 };
 
 const assert = require('assert'),
@@ -67,3 +68,28 @@ async function del(req, res, next) {
 
     next(new HttpSuccess(204));
 }
+
+async function unarchive(req, res, next) {
+    assert.strictEqual(typeof req.params.id, 'string');
+    assert.strictEqual(typeof req.resource, 'object');
+    assert.strictEqual(typeof req.body, 'object');
+
+    const data = req.body;
+
+    // required
+    if (typeof data.subdomain !== 'string') return next(new HttpError(400, 'subdomain is required'));
+    if (typeof data.domain !== 'string') return next(new HttpError(400, 'domain is required'));
+
+    // optional
+    if (('ports' in data) && typeof data.ports !== 'object') return next(new HttpError(400, 'ports must be an object'));
+
+    if ('secondaryDomains' in data) {
+        if (!data.secondaryDomains || typeof data.secondaryDomains !== 'object') return next(new HttpError(400, 'secondaryDomains must be an object'));
+        if (Object.keys(data.secondaryDomains).some(function (key) { return typeof data.secondaryDomains[key].domain !== 'string' || typeof data.secondaryDomains[key].subdomain !== 'string'; })) return next(new HttpError(400, 'secondaryDomain object must contain domain and subdomain strings'));
+    }
+
+    const [error, result] = await safe(archives.unarchive(req.resource, req.body, AuditSource.fromRequest(req)));
+    if (error) return next(BoxError.toHttpError(error));
+
+    next(new HttpSuccess(202, { id: result.id, taskId: result.taskId }));
+}