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;;; Guix Data Service -- Information about Guix over time
;;; Copyright © 2019 Christopher Baines <mail@cbaines.net>
;;;
;;; 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-data-service branch-updated-emails)
#:use-module (srfi srfi-1)
#:use-module (srfi srfi-11)
#:use-module (srfi srfi-19)
#:use-module (email email)
#:use-module (guix-data-service model git-repository)
#:use-module (guix-data-service model git-branch)
#:use-module (guix-data-service jobs load-new-guix-revision)
#:export (enqueue-job-for-email))
(define commit-all-zeros
"0000000000000000000000000000000000000000")
(define (enqueue-job-for-email conn email)
(let* ((headers (email-headers email))
(date (assq-ref headers 'date))
(x-git-repo (assq-ref headers 'x-git-repo))
(x-git-reftype (assq-ref headers 'x-git-reftype))
(x-git-refname (assq-ref headers 'x-git-refname))
(x-git-newrev (assq-ref headers 'x-git-newrev)))
(when (and (and (string? x-git-reftype)
(string=? x-git-reftype "branch"))
(string? x-git-newrev))
(let ((branch-name
(string-drop x-git-refname 11))
(git-repository-id
(git-repository-x-git-repo-header->git-repository-id
conn
x-git-repo)))
(when git-repository-id
(let-values
(((included-branches excluded-branches)
(select-includes-and-excluded-branches-for-git-repository
conn
git-repository-id)))
(let ((excluded-branch?
(member branch-name excluded-branches string=?))
(included-branch?
(member branch-name included-branches string=?)))
(when (and (not excluded-branch?)
(or (null? included-branches)
included-branch?))
(insert-git-branch-entry conn
branch-name
(if (string=? commit-all-zeros
x-git-newrev)
""
x-git-newrev)
git-repository-id
date)
(unless (string=? commit-all-zeros x-git-newrev)
(enqueue-load-new-guix-revision-job
conn
git-repository-id
x-git-newrev
(string-append x-git-repo " "
x-git-refname " updated")))))))))))
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