Merge pull request #19922 from overleaf/msm-fix-reversedHostname-launchpad

[web] Add missing `reversedHostname` for admins in CE/SP

GitOrigin-RevId: 2ce273e963a7471c514289cc042890bd1a14d4d2

services/web/migrations/202407131109055_admin_reversed_hostname.js

@@ -0,0 +1,60 @@
+exports.tags = ['server-ce', 'server-pro']
+
+exports.migrate = async client => {
+  const { db } = client
+
+  const adminsWithEmails = await db.users
+    .find(
+      {
+        isAdmin: true,
+        emails: { $exists: true },
+      },
+      { _id: 1, emails: 1 }
+    )
+    .toArray()
+
+  for (const { _id, emails } of adminsWithEmails) {
+    let shouldUpdateEmails = false
+    for (const emailObj of emails) {
+      if (!emailObj.reversedHostname) {
+        shouldUpdateEmails = true
+        emailObj.reversedHostname = emailObj.email
+          .split('@')[1]
+          .split('')
+          .reverse()
+          .join('')
+      }
+    }
+    if (shouldUpdateEmails) {
+      await db.users.updateOne({ _id }, { $set: { emails } })
+    }
+  }
+
+  const adminsNoEmails = await db.users
+    .find(
+      {
+        isAdmin: true,
+        emails: { $exists: false },
+      },
+      { _id: 1, email: 1 }
+    )
+    .toArray()
+
+  for (const { _id, email } of adminsNoEmails) {
+    const reversedHostname = email.split('@')[1].split('').reverse().join('')
+    await db.users.updateOne(
+      { _id },
+      {
+        emails: [
+          {
+            email,
+            reversedHostname,
+            createdAt: new Date(),
+          },
+        ],
+      }
+    )
+  }
+}
+
+exports.rollback = async () => {}