From cb9a58aead3e8c3384b1176180115c3ea68a0d97 Mon Sep 17 00:00:00 2001
From: Marius Bakke <marius@gnu.org>
Date: Fri, 30 Oct 2020 18:25:17 +0100
Subject: gnu: Add ublock-origin-chromium.

* gnu/packages/browser-extensions.scm: New file.
* gnu/local.mk (GNU_SYSTEM_MODULES): Adjust accordingly.
---
 gnu/local.mk                        |   1 +
 gnu/packages/browser-extensions.scm | 100 ++++++++++++++++++++++++++++++++++++
 2 files changed, 101 insertions(+)
 create mode 100644 gnu/packages/browser-extensions.scm

diff --git a/gnu/local.mk b/gnu/local.mk
index 9069dd8bc2..996b6c7afa 100644
--- a/gnu/local.mk
+++ b/gnu/local.mk
@@ -111,6 +111,7 @@ GNU_SYSTEM_MODULES =				\
   %D%/packages/boost.scm			\
   %D%/packages/bootloaders.scm			\
   %D%/packages/bootstrap.scm			\
+  %D%/packages/browser-extensions.scm		\
   %D%/packages/build-tools.scm			\
   %D%/packages/busybox.scm			\
   %D%/packages/c.scm				\
diff --git a/gnu/packages/browser-extensions.scm b/gnu/packages/browser-extensions.scm
new file mode 100644
index 0000000000..18cf1e725b
--- /dev/null
+++ b/gnu/packages/browser-extensions.scm
@@ -0,0 +1,100 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2020 Marius Bakke <marius@gnu.org>
+;;;
+;;; This file is part of GNU Guix.
+;;;
+;;; GNU Guix is free software; you can redistribute it and/or modify it
+;;; under the terms of the GNU General Public License as published by
+;;; the Free Software Foundation; either version 3 of the License, or (at
+;;; your option) any later version.
+;;;
+;;; GNU Guix is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;;; GNU General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU General Public License
+;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
+
+(define-module (gnu packages browser-extensions)
+  #:use-module (guix packages)
+  #:use-module (guix git-download)
+  #:use-module (guix build-system gnu)
+  #:use-module ((guix licenses) #:prefix license:)
+  #:use-module (gnu build chromium-extension)
+  #:use-module (gnu packages compression)
+  #:use-module (gnu packages python))
+
+(define uassets
+  (let ((commit "0cef83c9fc68fdad8f3ee9dc07f6356ebc12791c"))
+    (origin
+      (method git-fetch)
+      (uri (git-reference
+            (url "https://github.com/uBlockOrigin/uAssets.git")
+            (commit commit)))
+      (file-name (git-file-name "uAssets" (string-take commit 9)))
+      (sha256
+       (base32
+        "13mjql3rr5f3zilx05i8r7slnp7xyj6zn43dcfl3gdgi8ik483dd")))))
+
+(define ublock-origin
+  (package
+    (name "ublock-origin")
+    (version "1.30.6")
+    (home-page "https://github.com/gorhill/uBlock")
+    (source (origin
+              (method git-fetch)
+              (uri (git-reference (url home-page) (commit version)))
+              (file-name (git-file-name name version))
+              (sha256
+               (base32
+                "10arx4r4s8125g9zlh3bcjpcb4qh2wzfmvqc2x8nly5fbxvxvns3"))))
+    (build-system gnu-build-system)
+    (outputs '("xpi" "firefox" "chromium"))
+    (arguments
+     '(#:tests? #f                      ;no tests
+       #:allowed-references ()
+       #:phases
+       (modify-phases (map (lambda (phase)
+                             (assq phase %standard-phases))
+                           '(set-paths unpack patch-source-shebangs))
+         (add-after 'unpack 'link-uassets
+           (lambda* (#:key native-inputs inputs #:allow-other-keys)
+             (symlink (string-append (assoc-ref (or native-inputs inputs)
+                                                "uassets"))
+                      "../uAssets")
+             #t))
+         (add-after 'unpack 'make-files-writable
+           (lambda _
+             ;; The build system copies some files and later tries
+             ;; modifying them.
+             (for-each make-file-writable (find-files "."))
+             #t))
+         (add-after 'patch-source-shebangs 'build-xpi
+           (lambda _
+             (invoke "./tools/make-firefox.sh" "all")))
+         (add-after 'build-xpi 'build-chromium
+           (lambda _
+             (invoke "./tools/make-chromium.sh")))
+         (add-after 'build-chromium 'install
+           (lambda* (#:key outputs #:allow-other-keys)
+             (let ((firefox (assoc-ref outputs "firefox"))
+                   (xpi (assoc-ref outputs "xpi"))
+                   (chromium (assoc-ref outputs "chromium")))
+               (install-file "dist/build/uBlock0.firefox.xpi"
+                             (string-append xpi "/lib/mozilla/extensions"))
+               (copy-recursively "dist/build/uBlock0.firefox" firefox)
+               (copy-recursively "dist/build/uBlock0.chromium" chromium)
+               #t))))))
+    (native-inputs
+     `(("python" ,python-wrapper)
+       ("uassets" ,uassets)
+       ("zip" ,zip)))
+    (synopsis "Block unwanted content from web sites")
+    (description
+     "uBlock Origin is a @dfn{wide spectrum blocker} for IceCat and
+ungoogled-chromium.")
+    (license license:gpl3+)))
+
+(define-public ublock-origin/chromium
+  (make-chromium-extension ublock-origin "chromium"))
-- 
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