WIP: OAuth

server/api/gitea.ts

@@ -0,0 +1,36 @@
+import fetch from 'node-fetch'
+import { createCodeHandler } from './utils'
+
+const { GITEA_OAUTH_CLIENT_ID = '', GITEA_OAUTH_CLIENT_SECRET = '' } = process.env
+
+async function oauth(code: string) {
+  const res = await fetch('https://gitea.com/login/oauth/access_token', {
+    headers: {
+      'Content-Type': 'application/json',
+      Accept: 'application/json',
+    },
+    redirect: 'follow',
+    method: 'post',
+    body: JSON.stringify({
+      code,
+      client_id: GITEA_OAUTH_CLIENT_ID,
+      client_secret: GITEA_OAUTH_CLIENT_SECRET,
+      grant_type: 'authorization_code',
+      redirect_uri: encodeURIComponent('https://gitako.now.sh'),
+    }),
+  })
+
+  const body = await res.json()
+  const {
+    access_token: accessToken,
+    token_type: tokenType,
+    expires_in: expiresIn,
+    refresh_token: refreshToken,
+  } = body
+  if (!accessToken || !(typeof accessToken === 'string')) {
+    throw new Error(`Cannot resolve response: '${JSON.stringify(res)}'`)
+  }
+  return accessToken
+}
+
+export default createCodeHandler(oauth)

server/vercel.json

@@ -4,6 +4,7 @@
     { "src": "/redirect/?", "dest": "/api/redirect.ts" },
     { "src": "/oauth/github/?", "dest": "/api/github.ts" },
     { "src": "/oauth/gitee/?", "dest": "/api/gitee.ts" },
+    { "src": "/oauth/gitea/?", "dest": "/api/gitea.ts" },
     { "src": "/", "dest": "/api/index.ts" }
   ]
 }

src/env.ts

@@ -8,4 +8,8 @@ export const GITEE_OAUTH = {
   clientId: process.env.GITEE_OAUTH_CLIENT_ID || '',
 }
 
+export const GITEA_OAUTH = {
+  clientId: process.env.GITEA_OAUTH_CLIENT_ID || '',
+}
+
 export const VERSION = process.env.VERSION

src/platforms/GitHub/API.ts

@@ -155,8 +155,6 @@ export async function OAuth(code: string): Promise<string | null> {
       const accessToken = body?.accessToken
       if (typeof accessToken === 'string') return accessToken
     }
-    return null
-  } catch (err) {
-    return null
-  }
+  } catch (err) {}
+  return null
 }

src/platforms/Gitea/API.ts

@@ -93,15 +93,16 @@ export async function getBlobData(
 }
 
 export async function OAuth(code: string): Promise<string | null> {
-  const endpoint = `https://gitako.now.sh/oauth/gitea?`
+  try {
+    const endpoint = `https://gitako.now.sh/oauth/gitea?`
     const res = await fetch(endpoint + new URLSearchParams({ code }).toString(), {
       method: 'post',
     })
-  
     if (res.ok) {
       const body = await res.json()
       const accessToken = body?.accessToken
       if (typeof accessToken === 'string') return accessToken
     }
-    return null
+  } catch (err) {}
+  return null
 }

src/platforms/Gitea/index.ts

@@ -1,4 +1,4 @@
-import { platform } from 'platforms'
+import { GITEA_OAUTH } from 'env'
 import { resolveGitModules } from 'utils/gitSubmodule'
 import { sortFoldersToFront } from 'utils/treeParser'
 import * as API from './API'
@@ -76,7 +76,7 @@ function getUrlForRedirect(
 
 export const Gitea: Platform = {
   isEnterprise() {
-    return false;
+    return false
   },
   resolveMeta() {
     if (!DOMHelper.isInRepoPage()) {
@@ -107,6 +107,9 @@ export const Gitea: Platform = {
     const { userName, repoName, branchName } = metaData
     const treeData = await API.getTreeData(userName, repoName, branchName, recursive)
 
+    // No APIs for PR files found
+    // if (pullId) {}
+
     const root = processTree(
       treeData.tree.map(item => ({
         path: item.path || '',
@@ -155,6 +158,12 @@ export const Gitea: Platform = {
     return API.OAuth(code)
   },
   getOAuthLink() {
-    return `https://${window.location.host}/api/v1/user/applications/oauth2`
+    const params = new URLSearchParams({
+      client_id: GITEA_OAUTH.clientId,
+      // scope: 'repo', // not supported by Gitea yet
+      redirect_uri: window.location.href,
+      response_type: 'code',
+    })
+    return `https://${window.location.host}/login/oauth/authorize?` + params.toString()
   },
-}
+}