blob: ab1d25bfd22173751bf3db414a58f9c15c7d840a (
about) (
plain)
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
|
;;; guix-ui-license.el --- Interface for displaying licenses
;; Copyright © 2016 Alex Kost <alezost@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 this program. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
;; This file provides 'list'/'info' interface for displaying licenses of
;; Guix packages.
;;; Code:
(require 'guix-buffer)
(require 'guix-list)
(require 'guix-info)
(require 'guix-backend)
(require 'guix-guile)
(guix-define-entry-type license)
(defun guix-license-get-entries (search-type &rest args)
"Receive 'license' entries.
SEARCH-TYPE may be one of the following symbols: `all', `id', `name'."
(guix-eval-read
(apply #'guix-make-guile-expression
'license-entries search-type args)))
(defun guix-license-get-display (search-type &rest args)
"Search for licenses and show results."
(apply #'guix-list-get-display-entries
'license search-type args))
(defun guix-license-message (entries search-type &rest args)
"Display a message after showing license ENTRIES."
;; Some objects in (guix licenses) module are procedures (e.g.,
;; 'non-copyleft' or 'x11-style'). Such licenses cannot be "described".
(when (null entries)
(if (cdr args)
(message "Unknown licenses.")
(message "Unknown license."))))
;;; License 'info'
(guix-info-define-interface license
:buffer-name "*Guix License Info*"
:get-entries-function 'guix-license-get-entries
:message-function 'guix-license-message
:format '((name ignore (simple guix-info-heading))
ignore
guix-license-insert-packages-button
(url ignore (simple guix-url))
guix-license-insert-comment)
:titles '((url . "URL")))
(declare-function guix-packages-by-license "guix-ui-package")
(defun guix-license-insert-packages-button (entry)
"Insert button to display packages by license ENTRY."
(let ((license (guix-entry-value entry 'name)))
(guix-info-insert-action-button
"Packages"
(lambda (btn)
(guix-packages-by-license (button-get btn 'license)))
(format "Display packages with license '%s'" license)
'license license)))
(defun guix-license-insert-comment (entry)
"Insert 'comment' of a license ENTRY."
(let ((comment (guix-entry-value entry 'comment)))
(if (and comment
(string-match-p "^http" comment))
(guix-info-insert-value-simple comment 'guix-url)
(guix-info-insert-title-simple
(guix-info-param-title 'license 'comment))
(guix-info-insert-value-indent comment))))
;;; License 'list'
(guix-list-define-interface license
:buffer-name "*Guix Licenses*"
:get-entries-function 'guix-license-get-entries
:describe-function 'guix-license-list-describe
:message-function 'guix-license-message
:format '((name nil 40 t)
(url guix-list-get-url 50 t))
:titles '((name . "License"))
:sort-key '(name))
(let ((map guix-license-list-mode-map))
(define-key map (kbd "RET") 'guix-license-list-show-packages))
(defun guix-license-list-describe (ids)
"Describe licenses with IDS (list of identifiers)."
(guix-buffer-display-entries
(guix-entries-by-ids ids (guix-buffer-current-entries))
'info 'license (cl-list* 'id ids) 'add))
(defun guix-license-list-show-packages ()
"Display packages with the license at point."
(interactive)
(guix-packages-by-license (guix-list-current-id)))
;;; Interactive commands
;;;###autoload
(defun guix-licenses ()
"Display licenses of the Guix packages."
(interactive)
(guix-license-get-display 'all))
(provide 'guix-ui-license)
;;; guix-ui-license.el ends here
|
