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slack-message-notification.el
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;;; slack-message-notification.el --- message notification -*- lexical-binding: t; -*-
;; Copyright (C) 2015 yuya.minami
;; Author: yuya.minami <yuya.minami@yuyaminami-no-MacBook-Pro.local>
;; Keywords:
;; 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/>.
;;; Commentary:
;;
;;; Code:
(require 'eieio)
(require 'slack-room)
(require 'slack-message)
(require 'slack-message-formatter)
(require 'slack-buffer)
(require 'slack-im)
(require 'alert)
(require 'slack-group)
(require 'slack-channel)
(defvar alert-default-style)
(defvar slack-custom-notification-predicates nil
"A list of functions that allow to receive alerts from channels.
Those are channels the user doesn't want to subscribe to but
subscribe on a condition. If the function returns the
`slack-notify-keep' symbol, it is kept for a next round after
success.")
(defcustom slack-message-custom-notifier nil
"Custom notification function.\ntake 3 Arguments.\n(lambda (MESSAGE ROOM TEAM) ...)."
:type 'function
:group 'slack)
(defcustom slack-message-im-notification-title-format-function
#'(lambda (team-name room-name thread-messagep)
(format "%s - %s" team-name (if thread-messagep
(format "Thread in %s" room-name)
room-name)))
"Function to format notification title for IM message.\ntake 3 Arguments.\n(lambda (TEAM-NAME ROOM-NAME THREAD-MESSAGEP) ...)."
:type 'function
:group 'slack)
(defcustom slack-message-notification-title-format-function
#'(lambda (team-name room-name thread-messagep)
(format "%s - %s" team-name (if thread-messagep
(format "Thread in #%s" room-name)
(format "#%s" room-name))))
"Function to format notification title for non-IM message.\ntake 3 Arguments.\n(lambda (TEAM-NAME ROOM-NAME THREAD-MESSAGEP) ...)."
:type 'function
:group 'slack)
(defcustom slack-alert-icon nil
"String passed as the :icon argument to `alert'."
:type '(choice file (const :tag "Stock alert icon" nil))
:group 'slack)
(defcustom slack-message-tracking-faces nil
"A list of faces to be added by `tracking` to the mode-line notifications."
:type '(repeat face)
:group 'slack)
(defun slack-message-notify (message room team)
(if slack-message-custom-notifier
(funcall slack-message-custom-notifier message room team)
(slack-message-notify-alert message room team)))
(defun slack-message-mentioned-p (message team)
(and (not (slack-message-minep message team))
(let ((body (or (slack-message-body message team) "")))
(or (string-match (format "@%s" (plist-get (oref team self) :name))
body)
(cl-find-if #'(lambda (usergroup)
(and (slack-usergroup-include-user-p
usergroup
(plist-get (oref team self) :id))
(string-match
(slack-format-usergroup usergroup)
body)))
(oref team usergroups))))))
(defun slack-custom-notification-p (message room team)
"Check MESSAGE ROOM and TEAM against `slack-custom-notification-predicates'.
Removes the first predicate that is true, unless it returns
`slack-notify-keep'."
(when-let ((found-index (--find-index
(funcall it message room team)
slack-custom-notification-predicates)))
(setq slack-custom-notification-predicates (-remove-at found-index slack-custom-notification-predicates))
found-index))
(defun slack-message-notify-p (message room team)
"Decide if an alert needs to happen for MESSAGE ROOM and TEAM."
(let ((custom-notification-p (slack-custom-notification-p message room team)))
(and (not (slack-message-minep message team))
(or (not (slack-room-muted-p room team)) custom-notification-p)
(or (slack-im-p room)
(slack-group-p room)
(slack-room-subscribedp room team)
(slack-message-mentioned-p message team)
(slack-message-subscribed-thread-message-p message room)
custom-notification-p))))
(defun slack-message-add-text-custom-notification-predicate (needle room-id)
"Add a notification for NEEDLE in message text for ROOM-ID.
Note: this will expire after one notification."
(interactive
(list
(read-string "String the message has to contain:")
(let ((team slack-current-team))
(oref
(slack-room-select
(cl-loop for team in (list team)
append (append (slack-team-ims team)
(slack-team-groups team)
(slack-team-channels team)))
team)
id))))
(add-to-list
'slack-custom-notification-predicates
`(lambda (message room team)
(with-slots (text blocks) message
(and (equal ,room-id (oref room id))
(or (s-contains-p ,needle text)
(s-contains-p ,needle (format "%s" blocks))))))))
(defun slack-message-add-persistent-text-custom-notification-predicate (needle room-id)
"Add a notification for NEEDLE in message text for ROOM-ID channel.
Note: this will stay until the end of the session. At the moment
you can remove by clearing
`slack-custom-notification-predicates'."
(interactive
(list
(read-string "String the message has to contain:")
(let ((team slack-current-team))
(oref
(slack-room-select
(cl-loop for team in (list team)
append (append (slack-team-ims team)
(slack-team-groups team)
(slack-team-channels team)))
team)
id))))
(add-to-list
'slack-custom-notification-predicates
`(lambda (message room team)
(with-slots (text blocks) message
(and (equal ,room-id (oref room id))
(or (s-contains-p ,needle text)
(s-contains-p ,needle (format "%s" blocks)))
'slack-notify-keep)))))
(defun slack-messages-tracking-faces (messages room team)
(when (and slack-message-tracking-faces
(cl-find-if (lambda (m)
(ignore-errors (slack-message-notify-p m room team)))
messages))
slack-message-tracking-faces))
(defun slack-message-notify-alert (message room team)
(if (slack-message-notify-p message room team)
(let ((team-name (oref team name))
(room-name (slack-room-name room team))
(text (with-temp-buffer
(goto-char (point-min))
(insert (slack-message-to-alert message team))
(slack-buffer-buttonize-link)
(buffer-substring-no-properties (point-min)
(point-max))))
(user-name (slack-message-sender-name message team)))
(if (and (eq alert-default-style 'notifier)
(slack-im-p room)
(or (eq (aref text 0) ?\[)
(eq (aref text 0) ?\{)
(eq (aref text 0) ?\<)
(eq (aref text 0) ?\()))
(setq text (concat "\\" text)))
(alert (if (slack-im-p room) text (format "%s: %s" user-name text))
:icon slack-alert-icon
:title (if (slack-im-p room)
(funcall slack-message-im-notification-title-format-function
team-name room-name (slack-thread-message-p message))
(funcall slack-message-notification-title-format-function
team-name room-name (slack-thread-message-p message)))
:category 'slack
:data (list
:team-id (slack-team-id team)
:room-id (oref room id)
:room-name (slack-room-name room team)
:team-name (oref team name)
:ts (slack-ts message)
:formatted-ts (ts-format "[%H:%m]" (ts-now)))))))
(cl-defmethod slack-message-sender-equalp ((_m slack-message) _sender-id)
nil)
(cl-defmethod slack-message-minep ((m slack-message) team)
(if team
(with-slots (self-id) team
(slack-message-sender-equalp m self-id))
(slack-message-sender-equalp m (oref team self-id))))
(provide 'slack-message-notification)
;;; slack-message-notification.el ends here