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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2019 Julien Lepiller <julien@lepiller.eu>
;;; Copyright © 2023 Nicolas Graves <ngraves@ngraves.fr>
;;;
;;; 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 build composer-build-system)
#:use-module ((guix build gnu-build-system) #:prefix gnu:)
#:use-module (guix build utils)
#:use-module (ice-9 match)
#:use-module (json)
#:use-module (srfi srfi-1)
#:use-module (srfi srfi-26)
#:export (%standard-phases
composer-build))
;; Commentary:
;;
;; Builder-side code of the standard composer build procedure.
;;
;; Code:
(define (json->require dict)
(if dict
(let loop ((result '()) (require dict))
(match require
(() result)
((((? (cut string-contains <> "/") name) . _)
require ...)
(loop (cons name result) require))
((_ require ...) (loop result require))
(_ result)))
'()))
(define (if-specified-to-list fn)
(match-lambda
((? unspecified?) '())
(arg (fn arg))
(_ '())))
(define-json-mapping <composer-autoload> make-composer-autoload
composer-autoload?
json->composer-autoload
(psr-4 composer-autoload-psr-4 "psr-4"
(match-lambda
((? unspecified?) '())
((? (lambda (al)
(and (list? al) (pair? (car al)) (vector? (cdar al)))) al)
(append-map
(lambda (vect-el)
(list (cons (caar al) vect-el)))
(vector->list (cdar al))))
((? list? l) l)
(_ '())))
(psr-0 composer-autoload-psr-0 "psr-0" (if-specified-to-list identity))
(classmap composer-autoload-classmap "classmap"
(if-specified-to-list vector->list))
(files composer-autoload-files "files"
(if-specified-to-list vector->list)))
(define-json-mapping <composer-package> make-composer-package composer-package?
json->composer-package
(name composer-package-name)
(autoload composer-package-autoload "autoload"
(if-specified-to-list json->composer-autoload))
(autoload-dev composer-package-autoload-dev "autoload-dev"
(if-specified-to-list json->composer-autoload))
(require composer-package-require "require" json->require)
(dev-require composer-package-dev-require "require-dev" json->require)
(scripts composer-package-scripts "scripts"
(if-specified-to-list identity))
(binaries composer-package-binaries "bin"
(if-specified-to-list vector->list)))
(define* (read-package-data #:key (filename "composer.json"))
(call-with-input-file filename
(lambda (port)
(json->composer-package (json->scm port)))))
(define* (create-test-autoload #:key composer-file inputs outputs tests?
#:allow-other-keys)
"Create the autoload.php file for tests. This is a standalone phase so that
the autoload.php file can be edited before the check phase."
(when tests?
(mkdir-p "vendor")
(create-autoload (string-append (getcwd) "/vendor") composer-file
inputs #:dev-dependencies? #t)))
(define (find-bin script inputs)
(search-input-file inputs
(string-append
"bin/"
(string-drop script (string-length "vendor/bin/")))))
(define* (check #:key composer-file inputs
tests? test-target test-flags #:allow-other-keys)
"Test the given package.
Please note that none of the PHP packages at the time of the rewrite of the
build-system did use the test-script field. This means that the @code{match
test-script} part is not tested on a real example and relies on the original
implementation."
(if tests?
(let* ((package-data (read-package-data #:filename composer-file))
(scripts (composer-package-scripts package-data))
(test-script (assoc-ref scripts test-target)))
(match test-script
((? string? bin)
(let ((command (find-bin bin inputs)))
(unless (zero? (apply system command test-flags))
(throw 'failed-command command))))
(('@ (? string? bins) ...)
(for-each
(lambda (c)
(let ((command (find-bin c inputs)))
(unless (zero? (apply system command test-flags))
(throw 'failed-command command))))
bins))
(_ (if (file-exists? "phpunit.xml.dist")
(apply invoke
(with-exception-handler
(lambda (exn)
(if (search-error? exn)
(error "\
Missing php-phpunit-phpunit native input.~%")
(raise exn)))
(lambda ()
(search-input-file (or inputs '()) "bin/phpunit")))
test-flags))
(format #t "No test suite found.~%"))))
(format #t "Test suite not run.~%")))
(define* (create-autoload vendor composer-file inputs #:key dev-dependencies?)
"creates an autoload.php file that sets up the class locations for this package,
so it can be autoloaded by PHP when the package classes are required."
(with-output-to-file (string-append vendor "/autoload.php")
(lambda _
(display (string-append
"<?php
// autoload.php @generated by Guix
$psr4map = $classmap = array();
require_once '" vendor "/autoload_conf.php';
require_once '" (assoc-ref inputs "composer-classloader") "/share/web/composer/ClassLoader.php';
$loader = new \\Composer\\Autoload\\ClassLoader();
foreach ($psr4map as $namespace => $paths) {
foreach ($paths as $path) {
$loader->addPsr4($namespace, $path);
}
}
$loader->addClassMap($classmap);
$loader->register();
"))))
;; Now, create autoload_conf.php that contains the actual data, as a set
;; of arrays
(let* ((package-data (read-package-data #:filename composer-file))
(autoload (composer-package-autoload package-data))
(autoload-dev (composer-package-autoload-dev package-data))
(dependencies (composer-package-require package-data))
(dependencies-dev (composer-package-dev-require package-data)))
(with-output-to-file (string-append vendor "/autoload_conf.php")
(lambda _
(format #t "<?php~%")
(format #t "// autoload_conf.php @generated by Guix~%")
(force-output)
(for-each
(match-lambda
((key . value)
(let ((vals (if (list? value)
(reverse value)
(list value))))
(apply
format
#t
(string-append
"$psr4map['~a'][] = ["
(string-join
(make-list (length vals) "'~a/../~a'") ",")
"];~%")
(cons* (string-join (string-split key #\\) "\\\\")
(append-map (lambda (v) (list vendor v)) vals)))))
(_ (format #t "")))
(append
(composer-autoload-psr-4 autoload)
(if (and dev-dependencies? (not (null? autoload-dev)))
(composer-autoload-psr-4 autoload-dev)
'())))
(for-each
(lambda (psr0)
(match psr0
((key . value)
(format #t "$psr4map['~a'][] = ['~a/../~a/~a'];~%"
(string-join (string-split key #\\) "\\\\")
vendor
value
(string-join (string-split key #\\) "/")))
(_ (format #t ""))))
(append
(composer-autoload-psr-0 autoload)
(if (and dev-dependencies? (not (null? autoload-dev)))
(composer-autoload-psr-0 autoload-dev)
'())))
(for-each
(lambda (classmap)
(for-each
(lambda (file)
(invoke "php" (assoc-ref inputs "findclass.php")
"-i" (string-append vendor "/..") "-f" file))
(find-files classmap ".(php|hh|inc)$")))
(append
(composer-autoload-classmap autoload)
(if (and dev-dependencies? (not (null? autoload-dev)))
(composer-autoload-classmap autoload-dev)
'())))
(for-each
(lambda (file)
(format #t "require_once '~a/../~a';~%" vendor file))
(append
(composer-autoload-files autoload)
(if (and dev-dependencies? (not (null? autoload-dev)))
(composer-autoload-files autoload-dev)
'())))
(for-each
(lambda (dep)
(format
#t "require_once '~a';~%"
(search-input-file
inputs
(string-append "/share/web/" dep "/vendor/autoload_conf.php"))))
dependencies)
;; Also add native-inputs that are not necessarily given in the
;; composer.json. This allows to simply add a package in tests by
;; adding it in native-inputs, without the need to patch composer.json.
(for-each
(match-lambda
((name . loc)
(match (find-files loc "autoload_conf\\.php$")
(() #t)
(((? string? conf) . ())
(format #t "require_once '~a';~%" conf))
(_ #t)))
(_ #t))
(or inputs '()))))))
(define* (install #:key inputs outputs composer-file #:allow-other-keys)
"Install the given package."
(let* ((out (assoc-ref outputs "out"))
(package-data (read-package-data #:filename composer-file))
(name (composer-package-name package-data))
(php-dir (string-append out "/share/web/" name))
(bin-dir (string-append php-dir "/vendor/bin"))
(bin (string-append out "/bin"))
(binaries (composer-package-binaries package-data)))
(mkdir-p php-dir)
(copy-recursively "." php-dir)
(mkdir-p (string-append php-dir "/vendor"))
(when binaries
(mkdir-p bin-dir)
(mkdir-p bin)
(for-each
(lambda (file)
(let ((installed-file (string-append bin-dir "/" (basename file)))
(bin-file (string-append bin "/" (basename file)))
(original-file (string-append php-dir "/" file)))
(symlink original-file installed-file)
(symlink original-file bin-file)))
binaries))
(create-autoload (string-append php-dir "/vendor")
composer-file inputs)))
(define %standard-phases
;; Everything is as with the GNU Build System except for the `configure'
;; , `build', `check' and `install' phases.
(modify-phases gnu:%standard-phases
(delete 'bootstrap)
(delete 'configure)
(delete 'build)
(delete 'check)
(replace 'install install)
(add-after 'install 'check check)
(add-after 'install 'create-test-autoload create-test-autoload)))
(define* (composer-build #:key inputs (phases %standard-phases)
#:allow-other-keys #:rest args)
"Build the given package, applying all of PHASES in order."
(apply gnu:gnu-build #:inputs inputs #:phases phases args))
;;; composer-build-system.scm ends here
|