mirror of https://codeberg.org/cage/tinmop/
80 lines
3.1 KiB
Common Lisp
80 lines
3.1 KiB
Common Lisp
;; a simple welcomebot for tinmop
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;; Copyright © 2020 cage
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;; This program is free software: you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; This program is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with this program. If not, see <http://www.gnu.org/licenses/>.
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;; usage:
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;; after configuring tinmop (https://www.autistici.org/interzona/tinmop.html)
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;; tinmop -e welcome.lisp
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(in-package :scripts)
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(define-constant +table-id+ "welcome-minimum-id" :test #'string=)
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(defparameter *welcome-message-template* "Hi ~s!~%Enjoy the fediverse!"
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"The welcome message, the '~s' is replaced with the display-name
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of the welcomed user")
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(defun make-table-last-id ()
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(db-utils:query-low-level (strcat (db:prepare-table +table-id+
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:autogenerated-id-p nil)
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" id TEXT"
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db:+make-close+)))
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(defun dump-minimum-id (minimum-id)
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(db-utils:query (db-utils:make-insert :welcome-minimum-id (:id) (minimum-id))))
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(defun minimum-id ()
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(let ((res (db-utils:get-max-id :welcome-minimum-id)))
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(when (not (numberp res)) ; workaround: db-utils:get-max-id return
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; 0 instead of nil when table is empty
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res)))
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(defun connect ()
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(client:init)
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(client:authorize))
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(defun create-table ()
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(ignore-errors (make-table-last-id)))
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(defun main ()
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(connect)
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(db-utils:with-ready-database (:connect t)
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(create-table)
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(let ((minimum-id (minimum-id)))
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(assert (or (stringp minimum-id)
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(null minimum-id)))
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(let* ((toots (api-client:sort-id< (api-client:get-timeline :public
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:local t
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:min-id minimum-id)))
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(last-toot (lastcar toots)))
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(when last-toot
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(dump-minimum-id (tooter:id last-toot))
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(loop for toot in toots do
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(let* ((account (tooter:account toot))
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(welcome-message (format nil
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*welcome-message-template*
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(tooter:display-name account)))
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(reply-id (tooter:id toot)))
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(when (and (not (tooter:bot account))
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(<= (tooter:statuses-count account)
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1))
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(format t
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"[INFO] sending welcome message to ~a (~a)~%"
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account reply-id)
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(send-status welcome-message reply-id nil "Welcome!" :public)))))))))
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(main)
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