(core) move home server into core

Summary: This moves enough server material into core to run a home server.  The data engine is not yet incorporated (though in manual testing it works when ported).

Test Plan: existing tests pass

Reviewers: dsagal

Reviewed By: dsagal

Differential Revision: https://phab.getgrist.com/D2552

app/gen-server/migration/1568238234987-TeamMembers.ts

@@ -0,0 +1,56 @@
+import {MigrationInterface, QueryRunner} from "typeorm";
+import * as roles from "app/common/roles";
+import {AclRuleOrg} from "app/gen-server/entity/AclRule";
+import {Group} from "app/gen-server/entity/Group";
+import {Organization} from "app/gen-server/entity/Organization";
+import {Permissions} from "app/gen-server/lib/Permissions";
+
+export class TeamMembers1568238234987 implements MigrationInterface {
+
+  public async up(queryRunner: QueryRunner): Promise<any> {
+    // Get all orgs and add a team member ACL (with group) to each.
+    const orgs = await queryRunner.manager.createQueryBuilder()
+      .select("orgs.id")
+      .from(Organization, "orgs")
+      .getMany();
+    for (const org of orgs) {
+      const groupInsert = await queryRunner.manager.createQueryBuilder()
+        .insert()
+        .into(Group)
+        .values([{name: roles.MEMBER}])
+        .execute();
+      const groupId = groupInsert.identifiers[0].id;
+      await queryRunner.manager.createQueryBuilder()
+        .insert()
+        .into(AclRuleOrg)
+        .values([{
+          permissions: Permissions.VIEW,
+          organization: {id: org.id},
+          group: groupId
+        }])
+        .execute();
+    }
+  }
+
+  public async down(queryRunner: QueryRunner): Promise<any> {
+    // Remove all team member groups and corresponding ACLs.
+    const groups = await queryRunner.manager.createQueryBuilder()
+      .select("groups")
+      .from(Group, "groups")
+      .where('name = :name', {name: roles.MEMBER})
+      .getMany();
+    for (const group of groups) {
+      await queryRunner.manager.createQueryBuilder()
+        .delete()
+        .from(AclRuleOrg)
+        .where("group_id = :id", {id: group.id})
+        .execute();
+    }
+    await queryRunner.manager.createQueryBuilder()
+      .delete()
+      .from(Group)
+      .where("name = :name", {name: roles.MEMBER})
+      .execute();
+  }
+
+}