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;;; guix-web - Web interface for GNU Guix
;;; Copyright © 2014 David Thompson <davet@gnu.org>
;;;
;;; This program is free software: you can redistribute it and/or
;;; modify it under the terms of the GNU Affero General Public License
;;; as published by the Free Software Foundation, either version 3 of
;;; the License, or (at your option) any later version.
;;;
;;; This program 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
;;; Affero General Public License for more details.
;;;
;;; You should have received a copy of the GNU Affero General Public
;;; License along with this program. If not, see
;;; <http://www.gnu.org/licenses/>.
(define-module (guix-web view)
#:use-module (ice-9 format)
#:use-module (ice-9 match)
#:use-module (srfi srfi-1)
#:use-module (srfi srfi-9)
#:use-module (json)
#:use-module (web uri)
#:use-module (guix licenses)
#:use-module (guix packages)
#:use-module (guix profiles)
#:use-module (gnu packages)
#:use-module (guix-web package)
#:export (all-packages
all-packages-json
view-package
view-package-json
librejs
generations-json))
(define-record-type <javascript>
(javascript source-uri license)
javascript?
(source-uri javascript-source-uri)
(license javascript-license))
(define (javascript-license-uri javascript)
(let ((license (javascript-license javascript)))
(cond
((eq? license expat)
"http://www.jclark.com/xml/copying.txt")
((eq? license agpl3+)
"https://www.gnu.org/licenses/agpl-3.0.html"))))
(define javascripts
(list (javascript "/js/lib/underscore.js" expat)
(javascript "/js/lib/mithril.js" expat)
(javascript "/js/utils.js" agpl3+)
(javascript "/js/view/layout.js" agpl3+)
(javascript "/js/model/packages.js" agpl3+)
(javascript "/js/view/packages.js" agpl3+)
(javascript "/js/controller/packages.js" agpl3+)
(javascript "/js/model/generations.js" agpl3+)
(javascript "/js/view/generations.js" agpl3+)
(javascript "/js/controller/generations.js" agpl3+)
(javascript "/js/routes.js" agpl3+)))
(define (script-tag javascript)
`(script (@ (type "text/javascript")
(src ,(javascript-source-uri javascript)))
;; hack to ensure closing </script> tag
""))
(define (main-layout subtitle body)
`(html
(head
(meta (@ (content "text/html;charset=utf-8")
(http-equiv "Content-Type")))
(title ,(string-append "GNU Guix - " subtitle))
(link (@ (rel "stylesheet")
(href "/css/bootstrap.css")))
(link (@ (rel "stylesheet")
(href "/css/guix.css"))))
(body ,body)))
(define (license->json license)
(json
(object
("name" ,(license-name license))
("uri" ,(license-uri license)))))
(define* (package->json package #:optional serialize-inputs?)
(define (serialize-license package)
(let ((license (package-license package)))
(cond
((list? license)
(map license->json license))
((license? license)
(license->json license))
(else #f))))
(define (serialize-inputs packages)
(map package->json (filter package? (map second packages))))
(json
(object
("name" ,(package-name package))
("version" ,(package-version package))
("synopsis" ,(package-synopsis package))
("description" ,(package-description package))
("homepage" ,(package-home-page package))
("license" ,(serialize-license package))
,@(if serialize-inputs?
`(("inputs" ,(serialize-inputs (package-inputs package)))
("native-inputs" ,(serialize-inputs
(package-native-inputs package)))
("propagated-inputs" ,(serialize-inputs
(package-propagated-inputs package))))
'()))))
(define (all-packages-json)
(map package->json (fold-packages cons '())))
(define (view-package-json name)
(map (lambda (p) (package->json p #t))
(find-packages-by-name name)))
(define (render-package-license package)
(define (license-link license)
`(a (@ (href ,(license-uri license)))
,(license-name license)))
(let ((license (package-license package)))
(cond ((list? license)
`(ul (@ (class "list-inline"))
,@(map (lambda (l)
`(li ,(license-link l)))
license)))
((license? license)
(license-link license))
(else ""))))
(define (all-packages)
(main-layout "Packages" (map script-tag javascripts)))
;; This should be moved client-side and the server should just serve
;; the relevant JSON.
(define (view-package name)
(define (describe-inputs package package-inputs description)
(define (describe-input input)
`(li
(a (@ (href ,(string-append
"/"
(encode-and-join-uri-path
`("package" ,(package-name input))))))
,(string-append (package-name input) " "
(package-version input)))))
(let ((inputs (package-inputs package)))
(if (null? inputs)
'()
`((dt ,description)
(dd (ul ,@(map describe-input
(filter package?
(map second inputs)))))))))
(define (describe-package package)
`(dl
(dt "Version")
(dd ,(package-version package))
(dt "Synopsis")
(dd ,(package-synopsis package))
(dt "Description")
(dd ,(package-description package))
(dt "License")
(dd ,(render-package-license package))
,@(describe-inputs package package-inputs "Inputs")
,@(describe-inputs package package-native-inputs "Native Inputs")
,@(describe-inputs package package-propagated-inputs
"Propagated Inputs")))
(let ((packages (find-packages-by-name name)))
(define (format-package-count)
(let ((count (length packages)))
(format #f "~d ~a"
count
(if (> count 1)
"versions"
"version"))))
(main-layout
name
`((h1 ,name (span (@ (class "badge"))
,(format-package-count)))
(ul (@ (class "list-unstyled"))
,@(map (lambda (p)
`(li ,(describe-package p)))
packages))))))
(define (librejs)
(define (weblabel js)
(let ((source (javascript-source-uri js)))
`(tr
(td
(a (@ (href ,source))
,source))
(td
(a (@ (href ,(javascript-license-uri js)))
,(license-name (javascript-license js))))
(td
(a (@ (href ,source))
,(basename source))))))
(main-layout
"LibreJS"
`(div (@ (class "container"))
(div
(a (@ (href "/"))
(img (@ (src "/images/logo.png")))))
(h1 "JavaScript License Information")
(table (@ (id "jslicense-labels1")
(class "table"))
(thead
(tr
(th "URI")
(th "License")
(th "Source Code")))
(tbody ,@(map weblabel javascripts))))))
(define (generations-json)
(map (match-lambda
((n . manifest-entries)
(json
(object
("number" ,n)
("manifestEntries"
,(map (match-lambda
(($ <manifest-entry> name version output location _)
(json
(object
("name" ,name)
("version" ,version)
("output" ,output)
("location" ,location)))))
manifest-entries))))))
(profile-generations*)))
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