Fix: don't try to migrate cms prs from forks (#3331)

cypress/fixtures/Github Backend Editorial Workflow - REST API - Open Authoring__can change entry status from fork.json

@@ -361,7 +361,7 @@
   },
   {
     "method": "GET",
-    "url": "/repos/forkOwner/repo/git/refs/heads/cms?ts=300",
+    "url": "/repos/forkOwner/repo/git/refs/heads/cms/forkOwner/repo?ts=300",
     "headers": {
       "Content-Type": "application/json; charset=utf-8",
       "Server": "GitHub.com",

cypress/fixtures/Github Backend Editorial Workflow - REST API - Open Authoring__can create an entry on fork.json

@@ -388,7 +388,7 @@
   },
   {
     "method": "GET",
-    "url": "/repos/forkOwner/repo/git/refs/heads/cms?ts=300",
+    "url": "/repos/forkOwner/repo/git/refs/heads/cms/forkOwner/repo?ts=300",
     "headers": {
       "Content-Type": "application/json; charset=utf-8",
       "Server": "GitHub.com",

cypress/fixtures/Github Backend Editorial Workflow - REST API - Open Authoring__can delete review entry from fork.json

@@ -362,7 +362,7 @@
   },
   {
     "method": "GET",
-    "url": "/repos/forkOwner/repo/git/refs/heads/cms?ts=300",
+    "url": "/repos/forkOwner/repo/git/refs/heads/cms/forkOwner/repo?ts=300",
     "headers": {
       "Content-Type": "application/json; charset=utf-8",
       "Server": "GitHub.com",

cypress/fixtures/Github Backend Editorial Workflow - REST API - Open Authoring__can return entry to draft and delete it.json

@@ -388,7 +388,7 @@
   },
   {
     "method": "GET",
-    "url": "/repos/forkOwner/repo/git/refs/heads/cms?ts=300",
+    "url": "/repos/forkOwner/repo/git/refs/heads/cms/forkOwner/repo?ts=300",
     "headers": {
       "Content-Type": "application/json; charset=utf-8",
       "Server": "GitHub.com",

cypress/fixtures/Github Backend Editorial Workflow - REST API - Open Authoring__can update a draft entry on fork.json

@@ -388,7 +388,7 @@
   },
   {
     "method": "GET",
-    "url": "/repos/forkOwner/repo/git/refs/heads/cms?ts=300",
+    "url": "/repos/forkOwner/repo/git/refs/heads/cms/forkOwner/repo?ts=300",
     "headers": {
       "Content-Type": "application/json; charset=utf-8",
       "Server": "GitHub.com",

cypress/integration/editorial_workflow_spec_github_backend_graphql.js

@@ -5,7 +5,7 @@ import { entry1, entry2, entry3 } from './common/entries';
 const backend = 'github';
 
 describe('Github Backend Editorial Workflow - GraphQL API', () => {
-  let taskResult = { data: {} };
+  const taskResult = { data: {} };
 
   before(() => {
     specUtils.before(

cypress/integration/editorial_workflow_spec_github_backend_graphql_open_authoring.js

@@ -5,7 +5,7 @@ import { entry1, entry2, entry3 } from './common/entries';
 const backend = 'github';
 
 describe('Github Backend Editorial Workflow - GraphQL API - Open Authoring', () => {
-  let taskResult = { data: {} };
+  const taskResult = { data: {} };
 
   before(() => {
     specUtils.before(

cypress/integration/media_library_spec_github_backend_graphql.js

@@ -5,7 +5,7 @@ import * as specUtils from './common/spec_utils';
 const backend = 'github';
 
 describe('GitHub Backend Media Library - GraphQL API', () => {
-  let taskResult = { data: {} };
+  const taskResult = { data: {} };
 
   before(() => {
     specUtils.before(

cypress/integration/simple_workflow_spec_github_backend_graphql.js

@@ -5,7 +5,7 @@ import { entry1, entry2, entry3 } from './common/entries';
 const backend = 'github';
 
 describe('GitHub Backend Simple Workflow - GraphQL API', () => {
-  let taskResult = { data: {} };
+  const taskResult = { data: {} };
 
   before(() => {
     specUtils.before(

cypress/plugins/github.js

@@ -287,7 +287,10 @@ const sanitizeString = (
     .replace(new RegExp(escapeRegExp(owner), 'g'), GITHUB_REPO_OWNER_SANITIZED_VALUE)
     .replace(new RegExp(escapeRegExp(repo), 'g'), GITHUB_REPO_NAME_SANITIZED_VALUE)
     .replace(new RegExp(escapeRegExp(token), 'g'), GITHUB_REPO_TOKEN_SANITIZED_VALUE)
-    .replace(new RegExp('https://avatars.+?/u/.+?v=\\d', 'g'), `${FAKE_OWNER_USER.avatar_url}`);
+    .replace(
+      new RegExp('https://avatars\\d+\\.githubusercontent\\.com/u/\\d+?\\?v=\\d', 'g'),
+      `${FAKE_OWNER_USER.avatar_url}`,
+    );
 
   if (ownerName) {
     replaced = replaced.replace(new RegExp(escapeRegExp(ownerName), 'g'), FAKE_OWNER_USER.name);

packages/netlify-cms-backend-github/src/API.ts

@@ -719,6 +719,7 @@ export default class API {
     let metadata = await this.retrieveMetadataOld(contentKey).catch(() => undefined);
 
     if (!metadata) {
+      console.log(`Skipped migrating Pull Request '${number}' (${countMessage})`);
       return;
     }
 
@@ -753,9 +754,9 @@ export default class API {
     );
   }
 
-  async getCmsBranches() {
+  async getOpenAuthoringBranches() {
     const cmsBranches = await this.requestAllPages<Octokit.GitListMatchingRefsResponseItem>(
-      `${this.repoURL}/git/refs/heads/cms`,
+      `${this.repoURL}/git/refs/heads/cms/${this.repo}`,
     ).catch(() => [] as Octokit.GitListMatchingRefsResponseItem[]);
     return cmsBranches;
   }
@@ -769,7 +770,7 @@ export default class API {
     let branches: string[];
     if (this.useOpenAuthoring) {
       // open authoring branches can exist without a pr
-      const cmsBranches: Octokit.GitListMatchingRefsResponse = await this.getCmsBranches();
+      const cmsBranches: Octokit.GitListMatchingRefsResponse = await this.getOpenAuthoringBranches();
       branches = cmsBranches.map(b => b.ref.substring('refs/heads/'.length));
       // filter irrelevant branches
       const branchesWithFilter = await Promise.all(
@@ -781,7 +782,7 @@ export default class API {
       const pullRequests = await this.getPullRequests(
         undefined,
         PullRequestState.Open,
-        withoutCmsLabel,
+        pr => !pr.head.repo.fork && withoutCmsLabel(pr),
       );
       let prCount = 0;
       for (const pr of pullRequests) {

packages/netlify-cms-backend-github/src/GraphQLAPI.ts

@@ -62,13 +62,17 @@ type GraphQLPullRequest = {
   title: string;
   mergedAt: string | null;
   labels: { nodes: { name: string }[] };
+  repository: {
+    id: string;
+    isFork: boolean;
+  };
 };
 
 const transformPullRequest = (pr: GraphQLPullRequest) => {
   return {
     ...pr,
     labels: pr.labels.nodes,
-    head: { ref: pr.headRefName, sha: pr.headRefOid },
+    head: { ref: pr.headRefName, sha: pr.headRefOid, repo: { fork: pr.repository.isFork } },
     base: { ref: pr.baseRefName, sha: pr.baseRefOid },
   };
 };
@@ -266,13 +270,14 @@ export default class GraphQLAPI extends API {
     );
   }
 
-  async getCmsBranches() {
+  async getOpenAuthoringBranches() {
     const { repoOwner: owner, repoName: name } = this;
     const { data } = await this.query({
-      query: queries.cmsBranches,
+      query: queries.openAuthoringBranches,
       variables: {
         owner,
         name,
+        refPrefix: `refs/heads/cms/${this.repo}/`,
       },
     });
 

packages/netlify-cms-backend-github/src/fragments.ts

@@ -3,6 +3,7 @@ import gql from 'graphql-tag';
 export const repository = gql`
   fragment RepositoryParts on Repository {
     id
+    isFork
   }
 `;
 

packages/netlify-cms-backend-github/src/queries.ts

@@ -126,11 +126,11 @@ export const branch = gql`
   ${fragments.branch}
 `;
 
-export const cmsBranches = gql`
-  query cmsBranches($owner: String!, $name: String!) {
+export const openAuthoringBranches = gql`
+  query openAuthoringBranches($owner: String!, $name: String!, $refPrefix: String!) {
     repository(owner: $owner, name: $name) {
       ...RepositoryParts
-      refs(refPrefix: "refs/heads/cms/", last: 100) {
+      refs(refPrefix: $refPrefix, last: 100) {
         nodes {
           ...BranchParts
         }