Add Windows Support

Author: 3omar-mostafa

README.md

@@ -16,22 +16,34 @@ Tested on Postman versions from ***`8.1.0`*** to ***`8.10.0`***
 * `cd Postman-Scratchpad-Banner-Fix`
 * Run ***`npm install`*** to install dependencies
 
+# Linux and MacOS
 # Usage
 ## Patch your already installed postman
-Run ***`node fix.js -r ${requester_js}`*** , where ***`${requester_js}`*** is Postman file which renders scratchpad banner
+Run ***`node fix.js -r ${requester_js}`*** , where ***`${requester_js}`*** is Postman file (***`requester.js`***) which renders scratchpad banner
 
-### requester.js path:
+### `requester.js` path:
 
 * For Linux users, requester.js is used
   It can be found on path like this: ***`${Postman_install_dir}/resources/app/js/requester.js`***
 
 * For MacOS users, requester.js is used
   It can be found on path like this: ***`${Postman_install_dir}/Contents/Resources/app/js/requester.js`***
 
-## Download prepatch postman
+## Download patched postman
 You can find downloads for linux and macos at [Releases](https://github.com/3omar-mostafa/Postman-Scratchpad-Banner-Fix/releases)
 
-Windows is not included because its installer is `exe` file which I can not extract and re-create the installer, but you can still patch you existing installation
+# Windows
+# Usage
+## Patch your already installed postman
+Run ***`node fix.js -a ${app_asar}`*** , where ***`${app_asar}`*** is Postman file (***`app.asar`***) which is like a `tar` archive and contains most of postman's files 
+
+### `app.asar` path:
+It can be found on path like this: ***`%localappdata%\Postman\app-8.10.0\resources\app.asar`***
+
+You can learn more about *`asar`* file format [from here](https://github.com/electron/asar).
+
+## Download patched postman
+Windows is not included because its installer is *`exe`* file which I can extract and patch the files, but unfortunately I can not re-create the same installer, but you can still patch you existing installation
 
 # Methodology and Manual Patching
 The file which is responsible for displaying scratchpad banner is ***`requester.js`***

fix.js

@@ -1,8 +1,11 @@
 #!/usr/bin/env node
 
 let fs = require('fs');
+let path = require('path');
+let os = require('os')
 let esprima = require('esprima');
 let colors = require('chalk'); // print colored text into console
+let asar = require('asar');
 let { args } = require('./parse_args');
 let { findNestedObject, replaceRangeInString, printDebug } = require("./utils");
 
@@ -18,9 +21,10 @@ function injectCode(rawFileData, searchQuery, replaceString) {
   return rawFileData;
 }
 
-(async function () {
 
-    let data = String(await fs.readFileSync(args.requester_js));
+async function fixPostmanScratchpadBanner(requester_js_path) {
+
+    let data = String(await fs.readFileSync(requester_js_path));
 
     let getWorkingInScratchpadBanner = {
       query: {
@@ -52,8 +56,28 @@ function injectCode(rawFileData, searchQuery, replaceString) {
 
     data = injectCode(data, CONST_SHOW_BANNER_IN_SCRATCHPAD.query, CONST_SHOW_BANNER_IN_SCRATCHPAD.replaceString);
 
-    console.log(colors.yellow(`[INFO] Saving the file into ${args.requester_js}`))
-    await fs.writeFileSync(args.requester_js, data);
+    console.log(colors.yellow(`[INFO] Saving the file into ${requester_js_path}`))
+    await fs.writeFileSync(requester_js_path, data);
+
+}
+
+(async function () {
+
+    if (args.app_asar) {
+      let tmpDir = path.join(os.tmpdir(), "postman_app.asar_extracted");
+      asar.extractAll(args.app_asar, tmpDir);
+      console.log(colors.yellow(`[INFO] Extracted ${args.app_asar} into ${tmpDir}`));
+      let requester_js = path.join(tmpDir, 'js', 'requester.js');
+
+      await fixPostmanScratchpadBanner(requester_js);
+
+      await asar.createPackage(tmpDir, args.app_asar);
+      console.log(colors.yellow(`[INFO] Archived ${tmpDir} back into ${args.app_asar}`));
+      await fs.rmSync(tmpDir, { recursive: true });
+
+    } else {
+      await fixPostmanScratchpadBanner(args.requester_js);
+    }
 
   }
 )()

package-lock.json

@@ -18,6 +18,7 @@
   },
   "homepage": "https://github.com/3omar-mostafa/Postman-Scratchpad-Banner-Fix#readme",
   "dependencies": {
+    "asar": "^3.0.3",
     "chalk": "^4.1.2",
     "esprima": "^4.0.1",
     "lodash": "^4.17.21",

package.json

@@ -1,6 +1,10 @@
 let yargs = require('yargs');
 
-const usage = `npm run fix -r requester.js
+const usage = `npm run fix [-r requester.js] | [-a app.asar]
+You must only use -r or -a but not both
+
+* For Windows users, app.asar is used
+  It can be found on path like this: %localappdata%\\Postman\\app-8.10.0\\resources\\app.asar
 
 * For Linux users, requester.js is used
   It can be found on path like this: \${Postman_install_dir}/resources/app/js/requester.js
@@ -13,8 +17,19 @@ module.exports.args = yargs.usage(usage)
   .option('requester_js', {
     alias: 'r',
     describe: 'Path to requester.js file',
-    nargs: 1,
-    demandOption: true
+    nargs: 1
+  })
+  .option('app_asar', {
+    alias: 'a',
+    describe: 'Path to app.asar file',
+    nargs: 1
+  })
+  .conflicts('requester_js', 'app_asar')
+  .check((argv) => {
+    if (!(argv.app_asar || argv.requester_js)) {
+      throw new Error("You need to provide either requester.js or app.asar");
+    }
+    return true;
   })
   .alias('h', 'help')
   .alias('v', 'version')