[jackhill/guix/guix.git] / guix / svn-download.scm

;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2014, 2015, 2016, 2019 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2014 Sree Harsha Totakura <sreeharsha@totakura.in>
;;; Copyright © 2017, 2019 Ricardo Wurmus <rekado@elephly.net>
;;;
;;; 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 (guix svn-download)
  #:use-module (guix records)
  #:use-module (guix gexp)
  #:use-module (guix store)
  #:use-module (guix monads)
  #:use-module (guix packages)
  #:use-module (guix utils)
  #:use-module ((guix build svn) #:prefix build:)
  #:use-module (ice-9 match)
  #:export (svn-reference
            svn-reference?
            svn-reference-url
            svn-reference-revision
            svn-fetch
            download-svn-to-store

            svn-multi-reference
            svn-multi-reference?
            svn-multi-reference-url
            svn-multi-reference-revision
            svn-multi-reference-locations
            svn-multi-fetch))

;;; Commentary:
;;;
;;; An <origin> method that fetches a specific revision from a Subversion
;;; repository.  The repository URL and REVISION are specified with a
;;; <svn-reference> object.  REVISION should be specified as a number.
;;;
;;; Code:

(define-record-type* <svn-reference>
  svn-reference make-svn-reference
  svn-reference?
  (url       svn-reference-url)                    ; string
  (revision  svn-reference-revision)               ; number
  (user-name svn-reference-user-name (default #f))
  (password  svn-reference-password (default #f)))

(define (subversion-package)
  "Return the default Subversion package."
  (let ((distro (resolve-interface '(gnu packages version-control))))
    (module-ref distro 'subversion)))

(define* (svn-fetch ref hash-algo hash
                    #:optional name
                    #:key (system (%current-system)) (guile (default-guile))
                    (svn (subversion-package)))
  "Return a fixed-output derivation that fetches REF, a <svn-reference>
object.  The output is expected to have recursive hash HASH of type
HASH-ALGO (a symbol).  Use NAME as the file name, or a generic name if #f."
  (define build
    (with-imported-modules '((guix build svn)
                             (guix build utils))
      #~(begin
          (use-modules (guix build svn))
          (svn-fetch '#$(svn-reference-url ref)
                     '#$(svn-reference-revision ref)
                     #$output
                     #:svn-command (string-append #+svn "/bin/svn")
                     #:user-name #$(svn-reference-user-name ref)
                     #:password #$(svn-reference-password ref)))))

  (mlet %store-monad ((guile (package->derivation guile system)))
    (gexp->derivation (or name "svn-checkout") build
                      #:system system
                      #:hash-algo hash-algo
                      #:hash hash
                      #:recursive? #t
                      #:guile-for-build guile
                      #:local-build? #t)))

(define-record-type* <svn-multi-reference>
  svn-multi-reference make-svn-multi-reference
  svn-multi-reference?
  (url        svn-multi-reference-url)                 ; string
  (revision   svn-multi-reference-revision)            ; number
  (locations  svn-multi-reference-locations)           ; list of strings
  (user-name  svn-multi-reference-user-name (default #f))
  (password   svn-multi-reference-password (default #f)))

(define* (svn-multi-fetch ref hash-algo hash
                          #:optional name
                          #:key (system (%current-system)) (guile (default-guile))
                          (svn (subversion-package)))
  "Return a fixed-output derivation that fetches REF, a <svn-multi-reference>
object.  The output is expected to have recursive hash HASH of type
HASH-ALGO (a symbol).  Use NAME as the file name, or a generic name if #f."
  (define build
    (with-imported-modules '((guix build svn)
                             (guix build utils))
      #~(begin
          (use-modules (guix build svn)
                       (guix build utils)
                       (srfi srfi-1))
          (every (lambda (location)
                   ;; The directory must exist if we are to fetch only a
                   ;; single file.
                   (unless (string-suffix? "/" location)
                     (mkdir-p (string-append #$output "/" (dirname location))))
                   (svn-fetch (string-append '#$(svn-multi-reference-url ref)
                                             "/" location)
                              '#$(svn-multi-reference-revision ref)
                              (if (string-suffix? "/" location)
                                  (string-append #$output "/" location)
                                  (string-append #$output "/" (dirname location)))
                              #:svn-command (string-append #+svn "/bin/svn")
                              #:user-name #$(svn-multi-reference-user-name ref)
                              #:password #$(svn-multi-reference-password ref)))
                 '#$(svn-multi-reference-locations ref)))))

  (mlet %store-monad ((guile (package->derivation guile system)))
    (gexp->derivation (or name "svn-checkout") build
                      #:leaked-env-vars '("http_proxy" "https_proxy"
                                          "LC_ALL" "LC_MESSAGES" "LANG"
                                          "COLUMNS")
                      #:system system
                      #:hash-algo hash-algo
                      #:hash hash
                      #:recursive? #t
                      #:guile-for-build guile
                      #:local-build? #t)))

(define* (download-svn-to-store store ref
                                #:optional (name (basename (svn-reference-url ref)))
                                #:key (log (current-error-port)))
  "Download from REF, a <svn-reference> object to STORE.  Write progress
reports to LOG."
  (call-with-temporary-directory
   (lambda (temp)
     (let ((result
            (parameterize ((current-output-port log))
              (build:svn-fetch (svn-reference-url ref)
                               (svn-reference-revision ref)
                               temp
                               #:user-name (svn-reference-user-name ref)
                               #:password (svn-reference-password ref)))))
       (and result
            (add-to-store store name #t "sha256" temp))))))

;;; svn-download.scm ends here
Commit	Line	Data
b3acf365	1	;;; GNU Guix --- Functional package management for GNU
67c2db17	2	;;; Copyright © 2014, 2015, 2016, 2019 Ludovic Courtès <ludo@gnu.org>
b3acf365	3	;;; Copyright © 2014 Sree Harsha Totakura <sreeharsha@totakura.in>
f97c9e4c	4	;;; Copyright © 2017, 2019 Ricardo Wurmus <rekado@elephly.net>
b3acf365 SHT	5	;;;
	6	;;; This file is part of GNU Guix.
	7	;;;
	8	;;; GNU Guix is free software; you can redistribute it and/or modify it
	9	;;; under the terms of the GNU General Public License as published by
	10	;;; the Free Software Foundation; either version 3 of the License, or (at
	11	;;; your option) any later version.
	12	;;;
	13	;;; GNU Guix is distributed in the hope that it will be useful, but
	14	;;; WITHOUT ANY WARRANTY; without even the implied warranty of
	15	;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	16	;;; GNU General Public License for more details.
	17	;;;
	18	;;; You should have received a copy of the GNU General Public License
	19	;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
	20
	21	(define-module (guix svn-download)
	22	#:use-module (guix records)
bc672694	23	#:use-module (guix gexp)
e87f0591	24	#:use-module (guix store)
bc672694	25	#:use-module (guix monads)
b3acf365	26	#:use-module (guix packages)
bef0db37 RW	27	#:use-module (guix utils)
bef0db37 RW	28	#:use-module ((guix build svn) #:prefix build:)
b3acf365 SHT	29	#:use-module (ice-9 match)
	30	#:export (svn-reference
	31	svn-reference?
	32	svn-reference-url
	33	svn-reference-revision
bef0db37	34	svn-fetch
f97c9e4c RW	35	download-svn-to-store
	36
	37	svn-multi-reference
	38	svn-multi-reference?
	39	svn-multi-reference-url
	40	svn-multi-reference-revision
	41	svn-multi-reference-locations
	42	svn-multi-fetch))
b3acf365 SHT	43
	44	;;; Commentary:
	45	;;;
	46	;;; An <origin> method that fetches a specific revision from a Subversion
	47	;;; repository. The repository URL and REVISION are specified with a
	48	;;; <svn-reference> object. REVISION should be specified as a number.
	49	;;;
	50	;;; Code:
	51
	52	(define-record-type* <svn-reference>
	53	svn-reference make-svn-reference
	54	svn-reference?
140dd8f8 RW	55	(url svn-reference-url) ; string
	56	(revision svn-reference-revision) ; number
	57	(user-name svn-reference-user-name (default #f))
	58	(password svn-reference-password (default #f)))
b3acf365	59
bc672694 LC	60	(define (subversion-package)
	61	"Return the default Subversion package."
	62	(let ((distro (resolve-interface '(gnu packages version-control))))
	63	(module-ref distro 'subversion)))
	64
f220a838	65	(define* (svn-fetch ref hash-algo hash
b3acf365	66	#:optional name
f220a838	67	#:key (system (%current-system)) (guile (default-guile))
bc672694	68	(svn (subversion-package)))
f220a838 LC	69	"Return a fixed-output derivation that fetches REF, a <svn-reference>
	70	object. The output is expected to have recursive hash HASH of type
	71	HASH-ALGO (a symbol). Use NAME as the file name, or a generic name if #f."
bc672694	72	(define build
e9b046fd LC	73	(with-imported-modules '((guix build svn)
	74	(guix build utils))
	75	#~(begin
	76	(use-modules (guix build svn))
	77	(svn-fetch '#$(svn-reference-url ref)
	78	'#$(svn-reference-revision ref)
	79	#$output
	80	#:svn-command (string-append #+svn "/bin/svn")
	81	#:user-name #$(svn-reference-user-name ref)
	82	#:password #$(svn-reference-password ref)))))
b3acf365	83
f97c9e4c RW	84	(mlet %store-monad ((guile (package->derivation guile system)))
	85	(gexp->derivation (or name "svn-checkout") build
	86	#:system system
	87	#:hash-algo hash-algo
	88	#:hash hash
	89	#:recursive? #t
	90	#:guile-for-build guile
	91	#:local-build? #t)))
	92
	93	(define-record-type* <svn-multi-reference>
	94	svn-multi-reference make-svn-multi-reference
	95	svn-multi-reference?
	96	(url svn-multi-reference-url) ; string
	97	(revision svn-multi-reference-revision) ; number
	98	(locations svn-multi-reference-locations) ; list of strings
	99	(user-name svn-multi-reference-user-name (default #f))
	100	(password svn-multi-reference-password (default #f)))
	101
	102	(define* (svn-multi-fetch ref hash-algo hash
	103	#:optional name
	104	#:key (system (%current-system)) (guile (default-guile))
	105	(svn (subversion-package)))
	106	"Return a fixed-output derivation that fetches REF, a <svn-multi-reference>
	107	object. The output is expected to have recursive hash HASH of type
	108	HASH-ALGO (a symbol). Use NAME as the file name, or a generic name if #f."
	109	(define build
	110	(with-imported-modules '((guix build svn)
	111	(guix build utils))
	112	#~(begin
	113	(use-modules (guix build svn)
	114	(guix build utils)
	115	(srfi srfi-1))
	116	(every (lambda (location)
	117	;; The directory must exist if we are to fetch only a
	118	;; single file.
	119	(unless (string-suffix? "/" location)
	120	(mkdir-p (string-append #$output "/" (dirname location))))
	121	(svn-fetch (string-append '#$(svn-multi-reference-url ref)
	122	"/" location)
	123	'#$(svn-multi-reference-revision ref)
	124	(if (string-suffix? "/" location)
	125	(string-append #$output "/" location)
	126	(string-append #$output "/" (dirname location)))
	127	#:svn-command (string-append #+svn "/bin/svn")
	128	#:user-name #$(svn-multi-reference-user-name ref)
	129	#:password #$(svn-multi-reference-password ref)))
	130	'#$(svn-multi-reference-locations ref)))))
	131
f220a838	132	(mlet %store-monad ((guile (package->derivation guile system)))
bc672694	133	(gexp->derivation (or name "svn-checkout") build
67c2db17 LC	134	#:leaked-env-vars '("http_proxy" "https_proxy"
	135	"LC_ALL" "LC_MESSAGES" "LANG"
	136	"COLUMNS")
bc672694	137	#:system system
bc672694 LC	138	#:hash-algo hash-algo
	139	#:hash hash
	140	#:recursive? #t
f220a838 LC	141	#:guile-for-build guile
f220a838 LC	142	#:local-build? #t)))
b3acf365	143
bef0db37 RW	144	(define* (download-svn-to-store store ref
	145	#:optional (name (basename (svn-reference-url ref)))
	146	#:key (log (current-error-port)))
	147	"Download from REF, a <svn-reference> object to STORE. Write progress
	148	reports to LOG."
	149	(call-with-temporary-directory
	150	(lambda (temp)
	151	(let ((result
	152	(parameterize ((current-output-port log))
	153	(build:svn-fetch (svn-reference-url ref)
	154	(svn-reference-revision ref)
	155	temp
	156	#:user-name (svn-reference-user-name ref)
	157	#:password (svn-reference-password ref)))))
	158	(and result
	159	(add-to-store store name #t "sha256" temp))))))
	160
b3acf365	161	;;; svn-download.scm ends here