;;; SPDX-License-Identifier: GPL-3.0-or-later
;;; Copyright © 2023 Nicolas Graves <ngraves@ngraves.fr>

(define-module (cnijfilter)
  #:use-module (gnu packages)
  #:use-module (gnu packages autotools)
  #:use-module (gnu packages base)
  #:use-module (gnu packages bash)
  #:use-module (gnu packages cups)
  #:use-module (gnu packages elf)
  #:use-module (gnu packages ghostscript)
  #:use-module (gnu packages glib)
  #:use-module (gnu packages gtk)
  #:use-module (gnu packages pkg-config)
  #:use-module (gnu packages popt)
  #:use-module (guix build-system glib-or-gtk)
  #:use-module (guix download)
  #:use-module (guix gexp)
  #:use-module ((guix licenses) #:prefix license:)
  #:use-module (guix packages)
  #:use-module (guix utils)
  #:use-module (srfi srfi-1)
  #:use-module (ice-9 match))

;; There seems to exist at least version 3.80 of this package.
;; But it doesn't seem to include equivalent drivers for old printers.
;; MAYBE TODO Put drivers in different per-driver outputs.
(define-public cnijfilter-3.40
  (package
    (name "cnijfilter")
    (version "3.40")
    (source
     (origin
       (method url-fetch)
       (uri "https://files.canon-europe.com/files/soft40245/Software/\
cnijfilter-source-3.40-1.tar.gz")
       (sha256
        (base32 "0ylapgzwrc51vlilmw4zv210ws049745rqsf7v68m7hs975d8pd9"))))
    (build-system glib-or-gtk-build-system)
    (home-page "https://canon.com")
    (arguments
     (list
      #:tests? #f  ; No tests.
      #:configure-flags
      #~(let ((bash (search-input-file %build-inputs "/bin/bash")))
          (list (string-append "CONFIG_SHELL=" bash)
                (string-append "SHELL=" bash)))
      #:make-flags
      #~(list (string-append "prefix=" #$output)
              (string-append "exec_prefix=" #$output)
              (string-append "backend_bindir=" #$output "/lib/cups/backend")
              (string-append "backendnet_bindir=" #$output "/lib/cups/backend")
              (string-append "LDFLAGS=-Wl,-rpath=" #$output "/lib"))
      #:phases
      #~(modify-phases %standard-phases
          (add-after 'unpack 'fix-compilation
            (lambda _
              (substitute* "cngpij/cngpij/bjcups.c"
                (("#include <cups/cups\\.h>" all)
                 (string-append all "\n#include <cups/ipp.h>"))
                (("pRequest->request\\.op\\.operation_id = CUPS_GET_PRINTERS;")
                 "ippSetOperation(pRequest, CUPS_GET_PRINTERS);")
                (("pRequest->request\\.op\\.request_id   = 1;")
                 "ippSetRequestId(pRequest, 1);")
                (("pResponse->request\\.status\\.status_code")
                 "ippGetStatusCode(pResponse)")
                (("pResponse->attrs")
                 "ippFirstAttribute(pResponse)")
                (("pAttribute->group_tag")
                 "ippGetGroupTag(pAttribute)")
                (("pAttribute->value_tag")
                 "ippGetValueTag(pAttribute)")
                (("pAttribute->next")
                 "ippNextAttribute(pResponse)")
                (("pAttribute->name")
                 "ippGetName(pAttribute)")
                (("pAttribute->values\\[0\\]\\.string\\.text")
                 "ippGetString(pAttribute, 0, NULL)"))
              (substitute* "backend/src/cnij_backend_common.c"
                (("#include <cups/cups\\.h>" all)
                 (string-append all "\n#include <cups/ppd.h>")))
              (substitute* "cngpijmon/cnijnpr/cnijnpr/cnijnpr.c"
                (("#include <sys/sysctl\\.h>")
                 ""))
              (substitute* "Makefile"
                (("cngpijmon/cnijnpr" all)
                 (string-append "lgmon " all)))))
          (replace 'configure
            (lambda* (#:key configure-flags #:allow-other-keys)
              (let ((bash (search-input-file %build-inputs "/bin/bash")))

                (define (configure-dir dir)
                  (with-directory-excursion dir
                    (setenv "NOCONFIGURE" "1")
                    (invoke "./autogen.sh")
                    (apply invoke bash "configure" configure-flags)))

                (for-each
                 configure-dir
                 '("cnijfilter" "libs" "printui" "cngpijmon/cnijnpr" "cngpijmon"
                   "backend" "pstocanonij" "ppd"  "cngpij" "lgmon"
                   "backendnet")))))
          (add-after 'install 'install-libraries
            (lambda _
              (for-each
               (lambda (lib)
                 (invoke "patchelf"
                         "--set-rpath" (string-append #$output "/lib") lib)
                 (install-file lib (string-append #$output "/lib")))
               (filter (lambda (s) (not (string-contains s "libs_bin32")))
                       (find-files "." "\\.so"))))))))
    (native-inputs (list autoconf automake libtool
                         bash-minimal pkg-config popt
                         patchelf))
    (inputs (list gtk+-2 cups-minimal))
    (synopsis "Canon Printer Drivers")
    (description "This package provides the drivers for the following Canon
Printer Series:

@enumerate
@item mp250
@item mp280
@item mp495
@item mg5100
@item ip4800
@item mg5200
@item mg6100
@item mg8100
@end enumerate")
    ;; This is the license for the source available code, not the binary blobs.
    (license license:gpl2+)))