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#!/bin/sh
exec guile -l "$0" \
-c '(apply (@ (list-packages) list-packages)
(cdr (command-line)))'
!#
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2013 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2013 Alex Sassmannshausen <alex.sassmannshausen@gmail.com>
;;;
;;; 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 (list-packages)
#:use-module (guix utils)
#:use-module (guix packages)
#:use-module (guix licenses)
#:use-module (guix gnu-maintenance)
#:use-module (gnu packages)
#:use-module (sxml simple)
#:use-module (web uri)
#:use-module (ice-9 match)
#:use-module (srfi srfi-1)
#:export (list-packages))
;;; Commentary:
;;;
;;; Emit an HTML representation of the packages available in GNU Guix.
;;;
;;; Code:
(define lookup-gnu-package
(let ((gnu (official-gnu-packages)))
(lambda (name)
"Return the package description for GNU package NAME, or #f."
(find (lambda (package)
(equal? (gnu-package-name package) name))
gnu))))
(define (package->sxml package)
"Return HTML-as-SXML representing PACKAGE."
(define (source-url package)
(let ((loc (package-location package)))
(and loc
(string-append "http://git.savannah.gnu.org/cgit/guix.git/tree/"
(location-file loc) "#n"
(number->string (location-line loc))))))
(define (license package)
(define ->sxml
(match-lambda
((lst ...)
`(div ,(map ->sxml lst)))
((? license? license)
(let ((uri (license-uri license)))
(case (and=> (and uri (string->uri uri)) uri-scheme)
((http https)
`(div (a (@ (href ,uri)
(title "Link to the full license"))
,(license-name license))))
(else
`(div ,(license-name license) " ("
,(license-comment license) ")")))))
(#f "")))
(->sxml (package-license package)))
(define (status package)
(define (url system)
`(a (@ (href ,(string-append "http://hydra.gnu.org/job/gnu/master/"
(package-full-name package) "."
system))
(title "View the status of this architecture's build at Hydra"))
,system))
`(div "status: "
,(url "x86_64-linux") " "
,(url "i686-linux")))
(define (package-logo name)
(and=> (lookup-gnu-package name)
gnu-package-logo))
(let ((description-id (symbol->string
(gensym (package-name package)))))
`(tr (td ,(if (gnu-package? package)
`(img (@ (src "/graphics/gnu-head-mini.png")
(alt "Part of GNU")
(title "Part of GNU")))
""))
(td (a (@ (href ,(source-url package))
(title "Link to the Guix package source code"))
,(package-name package) " "
,(package-version package)))
(td (a (@ (href "javascript:void(0)")
(title "show/hide package description")
(onClick ,(format #f "javascript:show_hide('~a')"
description-id)))
,(package-synopsis package))
(div (@ (id ,description-id)
(style "display: none;"))
,(match (package-logo (package-name package))
((? string? url)
`(img (@ (src ,url)
(height "35em")
(class "package-logo")
(alt ("Logo of " ,(package-name package))))))
(_ #f))
(p ,(package-description package))
,(license package)
(a (@ (href ,(package-home-page package))
(title "Link to the package's website"))
,(package-home-page package))
,(status package))))))
(define (packages->sxml packages)
"Return an HTML page as SXML describing PACKAGES."
`(div
(h2 "GNU Guix Package List")
(div (@ (id "intro"))
(div
(img (@ (src "graphics/guix-logo.small.png")
(alt "GNU Guix and the GNU System")
(height "83em"))))
(p "This web page lists the packages currently provided by the "
(a (@ (href "manual/guix.html#GNU-Distribution"))
"GNU system distribution")
" of "
(a (@ (href "/software/guix/guix.html")) "GNU Guix") ". "
"Our " (a (@ (href "http://hydra.gnu.org/jobset/gnu/master"))
"continuous integration system")
" shows their current build status."))
(table (@ (id "packages"))
(tr (th "GNU?")
(th "Package version")
(th "Package details"))
,@(map package->sxml packages))
(a (@ (href "#intro")
(title "Back to top.")
(id "top"))
"^")))
(define (insert-css)
"Return the CSS for the list-packages page."
(format #t
"<style>
a {transition: all 0.3s}
div#intro {margin-bottom: 5em}
div#intro div, div#intro p {padding:0.5em}
div#intro div {float:left}
table#packages, table#packages tr, table#packages tbody, table#packages td,
table#packages th {border: 0px solid black}
div.package-description {position: relative}
table#packages tr:nth-child(even) {background-color: #FFF}
table#packages tr:nth-child(odd) {background-color: #EEE}
table#packages tr:hover, table#packages tr:focus, table#packages tr:active {background-color: #DDD}
table#packages tr:first-child, table#packages tr:first-child:hover, table#packages tr:first-child:focus, table#packages tr:first-child:active {
background-color: #333;
color: #fff;
}
table#packages td
{
margin:0px;
padding:0.2em 0.5em;
}
table#packages td:first-child {
width:10%;
text-align:center;
}
table#packages td:nth-child(2){width:30%;}
table#packages td:last-child {width:60%}
img.package-logo {
float: left;
padding-right: 1em;
}
table#packages span a {float: right}
a#top {
position:fixed;
right:2%;
bottom:2%;
font-size:150%;
background-color:#EEE;
padding:1.125% 0.75% 0% 0.75%;
text-decoration:none;
color:#000;
border-radius:5px;
}
a#top:hover, a#top:focus {
background-color:#333;
color:#fff;
}
</style>"))
(define (insert-js)
"Return the JavaScript for the list-packages page."
(format #t
"<script type=\"text/javascript\">
// license: CC0
function show_hide(idThing)
{
var thing = document.getElementById(idThing);
if (thing) {
if (thing.style.display == \"none\") {
thing.style.display = \"\";
} else {
thing.style.display = \"none\";
}
}
}
</script>"))
(define (list-packages . args)
"Return an HTML page listing all the packages found in the GNU distribution,
with gnu.org server-side include and all that."
;; Don't attempt to translate descriptions.
(setlocale LC_ALL "C")
;; Output the page as UTF-8 since that's what the gnu.org server-side
;; headers claim.
(set-port-encoding! (current-output-port) "UTF-8")
(let ((packages (sort (fold-packages cons '())
(lambda (p1 p2)
(string<? (package-name p1) (package-name p2))))))
(format #t "<!--#include virtual=\"/server/html5-header.html\" -->
<!-- Parent-Version: 1.70 $ -->
<title>GNU Guix - GNU Distribution - GNU Project</title>
")
(insert-css)
(insert-js)
(format #t "<!--#include virtual=\"/server/banner.html\" -->")
(sxml->xml (packages->sxml packages))
(format #t "</div>
<!--#include virtual=\"/server/footer.html\" -->
<div id=\"footer\">
<p>Please send general FSF &amp; GNU inquiries to
<a href=\"mailto:gnu@gnu.org\">&lt;gnu@gnu.org&gt;</a>.
There are also <a href=\"/contact/\">other ways to contact</a>
the FSF. Broken links and other corrections or suggestions can be sent
to <a href=\"mailto:bug-guix@gnu.org\">&lt;bug-guix@gnu.org&gt;</a>.</p>
<p>Copyright &copy; 2013 Free Software Foundation, Inc.</p>
<p>This page is licensed under a <a rel=\"license\"
href=\"http://creativecommons.org/licenses/by-nd/3.0/us/\">Creative
Commons Attribution-NoDerivs 3.0 United States License</a>.</p>
<p>Updated:
<!-- timestamp start -->
$Date$
<!-- timestamp end -->
</p>
</div>
</div>
</body>
</html>
"))
)
;;; list-packages.scm ends here