From f74bd7c3fc083cbac4d5e5569cff8e4842f21ced Mon Sep 17 00:00:00 2001
From: Julien Malka <julien@malka.sh>
Date: Fri, 3 Feb 2023 00:37:34 +0100
Subject: [PATCH] bumped flaresolverr

---
 packages/flaresolverr/default.nix        | 88 +++++++++---------------
 packages/flaresolverr/flaresolverr.patch | 19 +++++
 2 files changed, 51 insertions(+), 56 deletions(-)
 create mode 100644 packages/flaresolverr/flaresolverr.patch

diff --git a/packages/flaresolverr/default.nix b/packages/flaresolverr/default.nix
index 0496d4a..8d544bb 100644
--- a/packages/flaresolverr/default.nix
+++ b/packages/flaresolverr/default.nix
@@ -1,69 +1,45 @@
-{ pkgs, stdenv }:
+{ pkgs, lib, stdenv, python3 }:
 with pkgs;
+let
+  python_env = pkgs.python3.withPackages
+    (p: with p; [ bottle waitress selenium func-timeout requests websockets xvfbwrapper ]);
 
-stdenv.mkDerivation rec {
+in
+stdenv.mkDerivation
+rec {
 
   pname = "flaresolverr";
-  version = "2.2.10";
+  version = "3.0.2";
 
-  src = fetchurl {
-    url = "https://github.com/FlareSolverr/FlareSolverr/releases/download/v2.2.10/flaresolverr-v2.2.10-linux-x64.zip";
-    sha256 = "sha256-VZj7CkL1ef+Gfd90PCGUxMCuayzMkqVlGhJrM4Lmacs=";
+
+  src = fetchFromGitHub {
+    owner = pname;
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "sha256-zpeJf1CaQ4bsncZz44sH+tFKddYrZf7YdNYL50d9GA4=";
   };
 
+  buildInputs = [ pkgs.makeWrapper ];
+  nativeBuildInputs = [ chromedriver ];
+  patches = [ ./flaresolverr.patch ];
 
-  nativeBuildInputs = [
-    unzip
-  ];
-
-  buildInputs = [ gcc stdenv.cc.cc.lib firefox ];
-
-  preFixup =
-    let
-      libPath = lib.makeLibraryPath [ stdenv.cc.cc ];
-    in
-    ''
-      orig_size=$(stat --printf=%s $out/bin/flaresolverr)
-      patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" $out/bin/flaresolverr
-      patchelf --set-rpath ${libPath} $out/bin/flaresolverr
-      chmod +x $out/bin/flaresolverr
-      new_size=$(stat --printf=%s $out/bin/flaresolverr)
-      ###### zeit-pkg fixing starts here.
-      # we're replacing plaintext js code that looks like
-      # PAYLOAD_POSITION = '1234                  ' | 0
-      # [...]
-      # PRELUDE_POSITION = '1234                  ' | 0
-      # ^-----20-chars-----^^------22-chars------^
-      # ^-- grep points here
-          #
-      # var_* are as described above
-      # shift_by seems to be safe so long as all patchelf adjustments occur 
-      # before any locations pointed to by hardcoded offsets
-      var_skip=20
-      var_select=22
-      shift_by=$(expr $new_size - $orig_size)
-      function fix_offset {
-        # $1 = name of variable to adjust
-        location=$(grep -obUam1 "$1" $out/bin/flaresolverr | cut -d: -f1)
-        location=$(expr $location + $var_skip)
-        value=$(dd if=$out/bin/flaresolverr iflag=count_bytes,skip_bytes skip=$location \
-                   bs=1 count=$var_select status=none)
-        value=$(expr $shift_by + $value)
-        echo -n $value | dd of=$out/bin/flaresolverr bs=1 seek=$location conv=notrunc
-      }
-      fix_offset PAYLOAD_POSITION
-      fix_offset PRELUDE_POSITION
-    '';
-
-
-  installPhase = ''
-    mkdir -p $out/bin
-    cp flaresolverr $out/bin/
-    mkdir -p $out/bin/firefox
-    ln -s ${pkgs.firefox}/bin/firefox $out/bin/firefox/firefox
+  postPatch = ''
+    substituteInPlace src/utils.py \
+    --replace "CHANGEME" "${pkgs.chromedriver}/bin/chromedriver"
   '';
 
-  dontStrip = true;
+  installPhase = ''
+    mkdir -p $out/share
+    cp -r . $out/share
+
+  '';
+
+  postFixup = ''
+    makeWrapper ${python_env}/bin/python $out/bin/flaresolverr \
+      --prefix PATH : ${lib.makeBinPath [ pkgs.chromium pkgs.xvfb-run xorg.xorgserver pkgs.chromedriver ]} \
+      --add-flags $out/share/src/flaresolverr.py \
+      --chdir $out/share/
+  '';
 
 
 
diff --git a/packages/flaresolverr/flaresolverr.patch b/packages/flaresolverr/flaresolverr.patch
new file mode 100644
index 0000000..f9ed276
--- /dev/null
+++ b/packages/flaresolverr/flaresolverr.patch
@@ -0,0 +1,19 @@
+diff --git a/src/utils.py b/src/utils.py
+index ceff7ec..06623bb 100644
+--- a/src/utils.py
++++ b/src/utils.py
+@@ -69,13 +69,10 @@ def get_webdriver() -> WebDriver:
+ 
+     # downloads and patches the chromedriver
+     # if we don't set driver_executable_path it downloads, patches, and deletes the driver each time
+-    driver = uc.Chrome(options=options, driver_executable_path=driver_exe_path, version_main=version_main,
++    driver = uc.Chrome(options=options, driver_executable_path="CHANGEME",
+                        windows_headless=windows_headless)
+ 
+     # save the patched driver to avoid re-downloads
+-    if driver_exe_path is None:
+-        PATCHED_DRIVER_PATH = os.path.join(driver.patcher.data_path, driver.patcher.exe_name)
+-        shutil.copy(driver.patcher.executable_path, PATCHED_DRIVER_PATH)
+ 
+     # selenium vanilla
+     # options = webdriver.ChromeOptions()