From 0c0e216e43f8afc3bac30e736ffc17aea66c4dcb Mon Sep 17 00:00:00 2001
From: "Dr. Sergey Pogodin" <dr.pogodin@gmail.com>
Date: Thu, 16 Nov 2023 20:40:01 +0100
Subject: [PATCH] [#88] Android: mod_rewrite support

---
 CMakeLists.txt      |  1 +
 README.md           | 29 +++++++++++++++++++++++++----
 example/src/App.tsx |  9 +++++++--
 3 files changed, 33 insertions(+), 6 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 788c46e4..3457df2e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -120,6 +120,7 @@ set(PLUGIN_STATIC
   PLUGIN_INIT(mod_dirlisting)\n
   PLUGIN_INIT(mod_h2)\n
   PLUGIN_INIT(mod_indexfile)\n
+  PLUGIN_INIT(mod_rewrite)\n
   PLUGIN_INIT(mod_staticfile)\n
 )
 
diff --git a/README.md b/README.md
index 8e226e19..f6d50293 100644
--- a/README.md
+++ b/README.md
@@ -40,6 +40,7 @@ and [old][Old Architecture] RN architectures.
 [getDeviceType()]: https://www.npmjs.com/package/react-native-device-info#getDeviceType
 [MainBundlePath]: https://www.npmjs.com/package/@dr.pogodin/react-native-fs#mainbundlepath
 [mod_alias]: https://redmine.lighttpd.net/projects/lighttpd/wiki/Mod_alias
+[mod_rewrite]: https://redmine.lighttpd.net/projects/lighttpd/wiki/Mod_rewrite
 [mod_webdav]: https://redmine.lighttpd.net/projects/lighttpd/wiki/Mod_webdav
 [react-native-device-info]: https://www.npmjs.com/package/react-native-device-info
 [react-native-fs]: https://www.npmjs.com/package/react-native-fs
@@ -52,6 +53,7 @@ and [old][Old Architecture] RN architectures.
 - [Getting Started](#getting-started)
   - [Bundling-in Server Assets Into an App Statically](#bundling-in-server-assets-into-an-app-statically)
   - [Enabling Alias module]
+  - [Enabling Rewrite module]
   - [Enabling WebDAV module]
 - [API Reference](#api-reference)
 - [Project History and Roadmap](#project-history-and-roadmap)
@@ -360,10 +362,29 @@ root for a given url-subset. To enable it just use `extraConfig` option of
 [Server] [constructor()] to load and configure it, for example:
 
 ```ts
-  extraConfig: `
-    server.modules += ("mod_alias")
-    alias.url = ("/sample/url" => "/special/root/path")
-  `,
+extraConfig: `
+  server.modules += ("mod_alias")
+  alias.url = ("/sample/url" => "/special/root/path")
+`,
+```
+
+### Enabling Rewrite Module
+[Enabling Rewrite module]: #enabling-rewrite-module
+
+[Lighttpd]'s module [mod_rewrite] can be used for interal redirects,
+URL rewrites by the server. To enable it just use `extraConfig` option of
+[Server] [constructor()] to load and configure it, for example:
+
+```ts
+extraConfig: `
+  server.modules += ("mod_rewrite")
+  url.rewrite-once = ("/some/path/(.*)" => "/$1")
+`,
+
+// With such configuration, for example, a request
+// GET "/some/path/file"
+// will be redirected to
+// GET "/file"
 ```
 
 ### Enabling WebDAV Module
diff --git a/example/src/App.tsx b/example/src/App.tsx
index 5250c3e4..910daa03 100644
--- a/example/src/App.tsx
+++ b/example/src/App.tsx
@@ -78,10 +78,11 @@ export default function App() {
       // webdav: ['^/dav($|/)'],
 
       extraConfig: `
-        server.modules += ("mod_alias")
+        server.modules += ("mod_alias", "mod_rewrite")
         alias.url = (
           "/some/path" => "${fileDir}"
         )
+        url.rewrite-once = ( "/bad/path/(.*)" => "/$1" )
       `,
     });
     const serverId = server.id;
@@ -202,7 +203,11 @@ export default function App() {
           // window - as we rather want to show a blank page until the server
           // is up and running, we should thus prefer to define an empty `html`
           // field in such case.
-          source={origin ? { uri: origin } : { html: '' }}
+          // NOTE: Now it is setting `source` to a `/bad/path` endpoint of
+          // the origin, to test the path rewrite with mod_rewrite...
+          // TODO: Need to rework the example app later, to have tests of different
+          // modules on different screens.
+          source={origin ? { uri: `${origin}/bad/path/` } : { html: '' }}
         />
       </View>
       <View style={styles.webview}>