summary refs log tree commit diff
path: root/build-aux/list-packages.scm
blob: cdefa1ba972cebcfa8fd8ee841b4b95ac000ff53 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
#!/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>
;;;
;;; 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)
  #:export (list-packages))

;;; Commentary:
;;;
;;; Emit an HTML representation of the packages available in GNU Guix.
;;;
;;; Code:

(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))
                      ,(license-name license))))
            (else
             `(div ,(license-name license) " ("
                   ,(license-comment license) ")")))))
       (#f "")))

    (->sxml (package-license package)))

  (let ((description-id (symbol->string
                         (gensym (package-name package)))))
   `(tr (td ,(if (gnu-package? package)
                 `(img (@ (src "/graphics/gnu-head-mini.png")))
                 ""))
        (td (a (@ (href ,(source-url package)))
               ,(package-name package) " "
               ,(package-version package)))
        (td (@ (colspan "2") (height "0"))
            (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 "position: relative; display: none;"))
                 (p ,(package-description package))
                 ,(license package)
                 (a (@ (href ,(package-home-page package)))
                    ,(package-home-page package)))))))

(define (packages->sxml packages)
  "Return an HTML page as SXML describing PACKAGES."
  `(div
    (h2 "GNU Guix Package List")
    (div (@ (style "margin-bottom: 5em;"))
         (div
          (img (@ (src "graphics/guix-logo.small.png")
                  (alt "GNU Guix and the GNU System")
                  (height "83em"))))
         "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") ".")
    (table (@ (style "border: none;"))
           ,@(map package->sxml packages))))


(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."
  (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>
<!--#include virtual=\"/server/banner.html\" -->

<script language=\"javascript\" 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>")
   (display (sxml->xml (packages->sxml packages)))
   (format #t "<!--#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