Add cli option to replace google maps api key (#98)

Fixes #45
niklashigi · Apr 17, 2022 · 8eb2c2d · 8eb2c2d
1 parent 816cd99
commit 8eb2c2d
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Showing 4 changed files with 33 additions and 3 deletions.
diff --git a/src/cli.ts b/src/cli.ts
@@ -18,6 +18,7 @@ export type TaskOptions = {
   outputPath: string
   skipPatches: boolean
   certificatePath?: string
+  mapsApiKey?: string
   apktool: Apktool
   uberApkSigner: UberApkSigner
   tmpDir: string
@@ -39,7 +40,7 @@ const { version } = require('../package.json')
 
 async function main() {
   const args = parseArgs(process.argv.slice(2), {
-    string: ['apktool', 'certificate', 'tmp-dir'],
+    string: ['apktool', 'certificate', 'tmp-dir', 'maps-api-key'],
     boolean: ['help', 'skip-patches', 'wait', 'debuggable', 'keep-tmp-dir'],
   })
 
@@ -87,6 +88,7 @@ async function main() {
 
   // Initialize and validate certificate path
   let certificatePath: string | undefined
+  const mapsApiKey: string | undefined = args['maps-api-key']
   if (args.certificate) {
     certificatePath = path.resolve(process.cwd(), args.certificate)
     let certificateExtension = path.extname(certificatePath)
@@ -120,6 +122,7 @@ async function main() {
     inputPath,
     outputPath,
     certificatePath,
+    mapsApiKey,
     tmpDir,
     apktool,
     uberApkSigner,
@@ -213,6 +216,7 @@ function showHelp() {
   {dim {bold --skip-patches} Don't apply any patches (for troubleshooting)}
   {dim {bold --apktool <path-to-jar>} Use custom version of Apktool}
   {dim {bold --certificate <path-to-pem/der>} Add specific certificate to network security config}
+  {dim {bold --maps-api-key <api-key>} Add custom Google Maps API key to be replaced while patching apk}
   `)
 }
 

diff --git a/src/patch-apk.ts b/src/patch-apk.ts
@@ -36,6 +36,7 @@ export default function patchApk(options: TaskOptions) {
         applyPatches(decodeDir, {
           debuggable: options.debuggable,
           certificatePath: options.certificatePath,
+          mapsApiKey: options.mapsApiKey,
         }),
     },
     {

diff --git a/src/tasks/apply-patches.ts b/src/tasks/apply-patches.ts
@@ -11,7 +11,12 @@ export default function applyPatches(
   {
     debuggable = false,
     certificatePath,
-  }: { debuggable?: boolean; certificatePath?: string } = {},
+    mapsApiKey,
+  }: {
+    debuggable?: boolean
+    certificatePath?: string
+    mapsApiKey?: string
+  } = {},
 ) {
   return new Listr([
     {
@@ -20,6 +25,7 @@ export default function applyPatches(
         const result = await modifyManifest(
           path.join(decodeDir, 'AndroidManifest.xml'),
           debuggable,
+          mapsApiKey,
         )
 
         context.usesAppBundle = result.usesAppBundle

diff --git a/src/tasks/modify-manifest.ts b/src/tasks/modify-manifest.ts
@@ -1,7 +1,11 @@
 import * as fs from '../utils/fs'
 import xml = require('xml-js')
 
-export default async function modifyManifest(path: string, debuggable = false) {
+export default async function modifyManifest(
+  path: string,
+  debuggable = false,
+  mapsApiKey = '',
+) {
   const document = xml.xml2js(await fs.readFile(path, 'utf-8')) as xml.Element
 
   const manifest = document.elements?.find(el => el.name === 'manifest')!
@@ -24,6 +28,21 @@ export default async function modifyManifest(path: string, debuggable = false) {
         el.attributes?.['android:name'] === 'com.android.vending.splits',
     ) ?? false
 
+  if (mapsApiKey) {
+    application.elements?.forEach(el => {
+      if (el.name === 'meta-data') {
+        const name = el.attributes?.['android:name'] + ''
+        const mapsApiName = [
+          'com.google.android.maps.v2.API_KEY',
+          'com.google.android.geo.API_KEY',
+        ]
+        if (mapsApiName.includes(name)) {
+          el.attributes!['android:value'] = mapsApiKey
+        }
+      }
+    })
+  }
+
   await fs.writeFile(path, xml.js2xml(document, { spaces: 4 }))
 
   return { usesAppBundle }