From b71c7cc8dc2b80cbb13888e8793c058c03fbe0e4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ludovic=20Court=C3=A8s?= <ludo@gnu.org>
Date: Sun, 26 Jan 2020 22:53:10 +0100
Subject: Add supporting code: (email) and (maintainers).

* code/modules/email.scm,
code/modules/maintainers.scm: New files.
---
 code/modules/maintainers.scm | 68 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 68 insertions(+)
 create mode 100644 code/modules/maintainers.scm

(limited to 'code/modules/maintainers.scm')

diff --git a/code/modules/maintainers.scm b/code/modules/maintainers.scm
new file mode 100644
index 0000000..a0ea81d
--- /dev/null
+++ b/code/modules/maintainers.scm
@@ -0,0 +1,68 @@
+;;; Copyright © 2020 Ludovic Courtès <ludo@gnu.org>
+;;;
+;;; This program 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.
+;;;
+;;; 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 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/>.
+
+(define-module (maintainers)
+  #:use-module (guix records)
+  #:use-module (ssh popen)
+  #:use-module ((ssh session) #:select (disconnect!))
+  #:use-module (guix ssh)
+  #:use-module (srfi srfi-9)
+  #:export (maintainer?
+            maintainer-name
+            maintainer-address
+            maintainer-packages
+
+            maintainer-collective?
+            read-maintainers
+            read-maintainers-from-fencepost))
+
+(define-record-type <maintainer>
+  (maintainer name address packages)
+  maintainer?
+  (name      maintainer-name)
+  (address   maintainer-address)
+  (packages  maintainer-packages))
+
+(define (maintainer-collective? maintainer)
+  (or (string-suffix? "maintainers@gnu.org" (maintainer-address maintainer))
+      (string-suffix? " maintainers" (maintainer-name maintainer))
+      (string-suffix? " committee" (maintainer-name maintainer))))
+
+(define (read-maintainers port)
+  "Read from PORT recutils-formatted info about GNU maintainers, and return a
+list of <maintainer> records."
+  (define (read-one port)
+    (alist->record (recutils->alist port)
+                   maintainer
+                   '("name" "email" "package")
+                   '("package")))
+
+  (let loop ((result '()))
+    (if (eof-object? (peek-char port))
+        (reverse result)
+        (let ((maintainer (read-one port)))
+          (loop (if (and (maintainer-name maintainer)
+                         (maintainer-address maintainer))
+                    (cons maintainer result)
+                    result))))))
+
+(define (read-maintainers-from-fencepost)
+  (let* ((session (open-ssh-session "fencepost.gnu.org"))
+         (pipe    (open-remote-pipe* session OPEN_READ
+                                     "cat" "/gd/gnuorg/maintainers"))
+         (maintainers (read-maintainers pipe)))
+    (close-port pipe)
+    (disconnect! session)
+    maintainers))
-- 
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