[server] Fix automated prebuilds for GitHub Enterprise repositories

Author: jankeromnes

components/dashboard/src/projects/NewProject.tsx

@@ -623,13 +623,14 @@ function GitProviders(props: {
         setErrorMessage(undefined);
 
         const token = await getGitpodService().server.getToken({ host: ap.host });
-        if (token) {
+        const isGitHubEnterprise = AuthProviderInfo.isGitHubEnterprise(ap);
+        if (token && !(isGitHubEnterprise && !token.scopes.includes("repo"))) {
             props.onHostSelected(ap.host);
             return;
         }
         await openAuthorizeWindow({
             host: ap.host,
-            scopes: ap.requirements?.default,
+            scopes: isGitHubEnterprise ? ["repo"] : ap.requirements?.default,
             onSuccess: async () => {
                 props.onHostSelected(ap.host, true);
             },

components/gitpod-protocol/src/protocol.ts

@@ -1143,6 +1143,12 @@ export interface AuthProviderInfo {
     };
 }
 
+export namespace AuthProviderInfo {
+    export function isGitHubEnterprise(info?: AuthProviderInfo): boolean {
+        return !!info && info.authProviderType === "GitHub" && info.host !== "github.com";
+    }
+}
+
 export interface AuthProviderEntry {
     readonly id: string;
     readonly type: AuthProviderEntry.Type;

components/server/src/projects/projects-service.ts

@@ -7,6 +7,7 @@
 import { inject, injectable } from "inversify";
 import { DBWithTracing, ProjectDB, TeamDB, TracedWorkspaceDB, UserDB, WorkspaceDB } from "@gitpod/gitpod-db/lib";
 import {
+    AuthProviderInfo,
     Branch,
     PrebuildWithStatus,
     CreateProjectParams,
@@ -147,8 +148,9 @@ export class ProjectsService {
         let { userId, teamId, cloneUrl } = project;
         const parsedUrl = RepoURL.parseRepoUrl(project.cloneUrl);
         const hostContext = parsedUrl?.host ? this.hostContextProvider.get(parsedUrl?.host) : undefined;
-        const type = hostContext && hostContext.authProvider.info.authProviderType;
-        if (type === "GitLab" || type === "Bitbucket") {
+        const authProvider = hostContext && hostContext.authProvider.info;
+        const type = authProvider && authProvider.authProviderType;
+        if (type === "GitLab" || type === "Bitbucket" || AuthProviderInfo.isGitHubEnterprise(authProvider)) {
             const repositoryService = hostContext?.services?.repositoryService;
             if (repositoryService) {
                 // Note: For GitLab, we expect .canInstallAutomatedPrebuilds() to always return true, because earlier