fix: skip on forks

Close #153

src/main.ts

@@ -4,13 +4,22 @@ import {Inputs} from './interfaces';
 import {showInputs, getInputs} from './get-inputs';
 import {setTokens} from './set-tokens';
 import {setRepo, setCommitAuthor, commit, push, pushTag} from './git-utils';
-import {getWorkDirName, addNoJekyll, addCNAME} from './utils';
+import {getWorkDirName, addNoJekyll, addCNAME, skipOnFork} from './utils';
 
 export async function run(): Promise<void> {
  try {
  const inps: Inputs = getInputs();
  showInputs(inps);
 
+ const isSkipOnFork = await skipOnFork(
+ inps.GithubToken,
+ inps.DeployKey,
+ inps.PersonalToken
+ );
+ if (isSkipOnFork) {
+ return;
+ }
+
  const remoteURL = await setTokens(inps);
  core.debug(`[INFO] remoteURL: ${remoteURL}`);
 

src/utils.ts

@@ -1,3 +1,4 @@
+import {context} from '@actions/github';
 import * as core from '@actions/core';
 import * as io from '@actions/io';
 import path from 'path';
@@ -62,3 +63,23 @@ export async function addCNAME(
  fs.writeFileSync(filepath, content + '\n');
  core.info(`[INFO] Created ${filepath}`);
 }
+
+export async function skipOnFork(
+ githubToken: string,
+ deployKey: string,
+ personalToken: string
+): Promise<boolean> {
+ const isForkRepository =
+ // eslint-disable-next-line @typescript-eslint/no-explicit-any
+ (context.payload as any).repository.fork.toUpperCase() === 'TRUE';
+
+ if (!isForkRepository || githubToken) {
+ return false;
+ }
+
+ if (isForkRepository && (deployKey || personalToken)) {
+ return false;
+ }
+
+ return true;
+}