17ee0e400b
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306 lines
11 KiB
EmacsLisp
306 lines
11 KiB
EmacsLisp
;;; slack-message-formatter.el --- format message text -*- lexical-binding: t; -*-
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;; Copyright (C) 2015 yuya.minami
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;; Author: yuya.minami <yuya.minami@yuyaminami-no-MacBook-Pro.local>
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;; Keywords:
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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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;;; Commentary:
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;;
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;;; Code:
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(require 'eieio)
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(require 'slack-user)
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(require 'slack-room)
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(defface slack-profile-image-face
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'((t (:background "#fff")))
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"Face used to profile image."
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:group 'slack)
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(defface slack-message-output-text
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'((t (:weight normal :height 0.9)))
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"Face used to text message."
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:group 'slack)
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(defface slack-message-output-header
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'((t (:foreground "#FFA000"
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:weight bold
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:height 1.0
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:underline t)))
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"Face used to text message."
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:group 'slack)
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(defface slack-message-output-reaction
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'((t (:box (:line-width 1 :style released-button))))
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"Face used to reactions."
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:group 'slack)
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(defface slack-message-deleted-face
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'((t (:strike-through t)))
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"Face used to deleted message."
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:group 'slack)
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(defface slack-attachment-header
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'((t (:weight bold)))
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"Face used to shared message header."
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:group 'slack)
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(defface slack-attachment-footer
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'((t (:height 0.8)))
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"Face used to shared message footer."
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:group 'slack)
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(defface slack-attachment-pad
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'((t (:weight ultra-bold)))
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"Face used to shared message pad."
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:group 'slack)
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(defface slack-attachment-field-title
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'((t (:weight bold :height 1.0)))
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"Face used to attachment field title."
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:group 'slack)
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(defcustom slack-date-formats
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'((date_num . "%Y-%m-%d")
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(date . "%B %d,%Y")
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(date_short . "%b %d,%Y")
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(date_long . "%A %B %d,%Y")
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(date_pretty . "%B %d,%Y")
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(date_short_pretty . "%b %d,%Y")
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(date_long_pretty . "%A %B %d,%Y")
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(time . "%H:%M")
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(time_secs . "%H:%M:%S"))
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"Date formats for Slack's date token.
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this format string passed to `format-time-string' function.
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see \"Formatting dates\" section in https://api.slack.com/docs/message-formatting"
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:group 'slack)
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(defun slack-message-put-header-property (header)
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(if header
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(propertize header 'face 'slack-message-output-header)))
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(defun slack-message-put-text-property (text)
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(if text
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(propertize text 'face 'slack-message-output-text)))
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(defun slack-message-put-hard (text)
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(if text
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(propertize text 'hard t)))
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(defun slack-message-put-deleted-property (text)
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(if text
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(propertize text 'face 'slack-message-deleted-face)))
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(defun slack-message-time-to-string (ts)
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(when ts
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(when (stringp ts)
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(setf ts (string-to-number ts)))
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(format-time-string "%Y-%m-%d %H:%M:%S"
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(seconds-to-time ts))))
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(defmethod slack-message-header ((m slack-message) team)
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(slack-message-sender-name m team))
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(defmethod slack-message-starred-p ((m slack-message))
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(oref m is-starred))
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(defmethod slack-message-starred-p ((m slack-file-message))
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(oref (oref m file) is-starred))
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(defmethod slack-message-starred-str ((m slack-message))
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(if (slack-message-starred-p m)
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":star:"
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""))
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(defun slack-format-message (&rest args)
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(let ((messages args))
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(mapconcat #'identity
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(cl-remove-if #'(lambda (e) (< (length e) 1)) messages)
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"\n")))
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(defmethod slack-message-profile-image ((m slack-message) team)
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(slack-user-image (slack-user-find m team) team))
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(defmethod slack-message-header-with-image ((m slack-message) header team)
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(let ((image (slack-message-profile-image m team)))
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(if image
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(format "%s %s" (propertize "image"
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'display image
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'face 'slack-profile-image-face)
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header)
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header)))
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(defun slack-message-header-to-string (m team)
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(let ((header (format "%s %s"
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(slack-message-put-header-property
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(slack-message-header m team))
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(slack-message-starred-str m))))
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(if (slack-team-display-profile-imagep team)
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(slack-message-header-with-image m header team)
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header)))
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(defmethod slack-message-body-to-string ((m slack-message) team)
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(let ((raw-body (slack-message-body m team)))
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(if (oref m deleted-at)
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(slack-message-put-deleted-property raw-body)
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(slack-message-put-text-property raw-body))))
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(defun slack-format-reactions (reactions team)
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(concat "\n"
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(mapconcat #'(lambda (r) (slack-reaction-to-string r team))
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reactions
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" ")))
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(defmethod slack-message-reaction-to-string ((m slack-message) team)
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(let ((reactions (slack-message-reactions m)))
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(when reactions
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(slack-format-reactions reactions team))))
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(defmethod slack-message-to-string ((m slack-message) team)
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(let ((text (if (slot-boundp m 'text) (oref m text))))
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(let* ((header (slack-message-header-to-string m team))
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(attachment-body (slack-message-attachment-body m team))
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(body (slack-message-body-to-string m team))
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(reactions (slack-message-reaction-to-string m team))
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(thread (slack-thread-to-string m team)))
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(slack-format-message header body attachment-body reactions thread))))
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(defmethod slack-message-body ((m slack-message) team)
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(with-slots (text) m
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(slack-message-unescape-string text team)))
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(defmethod slack-message-body ((m slack-reply-broadcast-message) team)
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(format "Replied to a thread: \n%s"
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(slack-message-unescape-string (oref m text) team)))
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(defmethod slack-team-display-image-inlinep ((_m slack-message) team)
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(slack-team-display-attachment-image-inlinep team))
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(defmethod slack-message-attachment-body ((m slack-message) team)
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(with-slots (attachments) m
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(let ((body (mapconcat #'(lambda (attachment)
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(slack-message-to-string attachment team))
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attachments "\n\t-\n")))
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(if (< 0 (length body))
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(slack-message-unescape-string (format "\n%s" body) team)))))
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(defmethod slack-message-to-alert ((m slack-message) team)
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(with-slots (text attachments) m
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(if (and text (< 0 (length text)))
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(slack-message-unescape-string text team)
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(let ((attachment-string (mapconcat #'slack-attachment-to-alert
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attachments " ")))
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(slack-message-unescape-string attachment-string team)))))
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(defun slack-message-unescape-string (text team)
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(when text
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(let* ((and-unescpaed
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(replace-regexp-in-string "&" "&" text))
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(lt-unescaped
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(replace-regexp-in-string "<" "<" and-unescpaed))
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(gt-unescaped
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(replace-regexp-in-string ">" ">" lt-unescaped)))
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(slack-message-unescape-date-format
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(slack-message-unescape-command
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(slack-message-unescape-user-id
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(slack-message-unescape-channel gt-unescaped team)
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team))))))
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(defun slack-message-unescape-user-id (text team)
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(let ((user-regexp "<@\\(U.*?\\)>"))
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(cl-labels ((unescape-user-id
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(text)
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(concat "@" (or
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(slack-message-replace-user-name text)
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(let ((user (slack-user--find (match-string 1 text) team)))
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(plist-get user :name))
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(match-string 1 text)))))
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(replace-regexp-in-string user-regexp
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#'unescape-user-id
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text t t))))
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(defun slack-message-replace-user-name (text)
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(let ((user-name-regexp "<@U.*?|\\(.*?\\)>"))
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(cl-labels ((replace-user-id-with-name (text)
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(match-string 1 text)))
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(if (string-match-p user-name-regexp text)
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(replace-regexp-in-string user-name-regexp
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#'replace-user-id-with-name
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text nil t)))))
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(defun slack-message-unescape-date-format (text)
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(let ((date-regexp "<!date^\\([[:digit:]]*\\)^\\(.*?\\)\\(\\^.*\\)?|\\(.*\\)>")
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(time-format-regexp "{\\(.*?\\)}"))
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(cl-labels
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((unescape-date-string
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(text)
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(let* ((time (match-string 1 text))
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(format-string (match-string 2 text))
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(link (match-string 3 text))
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(fallback (match-string 4 text)))
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(replace-regexp-in-string time-format-regexp
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#'(lambda (text)
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(unescape-datetime-format time
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link
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text
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fallback))
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format-string)))
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(unescape-datetime-format
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(unix-time link text fallback)
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(let* ((match (match-string 1 text))
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(template (cl-assoc (intern match) slack-date-formats)))
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(if template
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(slack-linkfy
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(format-time-string (cdr template)
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(float-time (string-to-number unix-time)))
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(and link (substring link 1 (length link))))
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fallback))))
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(replace-regexp-in-string date-regexp
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#'unescape-date-string
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text nil t))))
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(defun slack-message-unescape-command (text)
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(let ((command-regexp "<!\\(.*?\\)>"))
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(cl-labels ((unescape-command
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(text)
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(let ((match (match-string 1 text)))
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(if (string-prefix-p "date" match)
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(format "<!%s>" match)
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(concat "@" match)))))
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(replace-regexp-in-string command-regexp
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#'unescape-command
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text nil t))))
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(defun slack-message-unescape-channel (text team)
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(let ((channel-regexp "<#\\(C.*?\\)\\(|.*?\\)?>"))
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(cl-labels ((unescape-channel
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(text)
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(let ((name (match-string 2 text))
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(id (match-string 1 text)))
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(concat "#" (or (and name (substring name 1))
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(slack-if-let* ((room (slack-room-find id team)))
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(oref room name)
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id))))))
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(replace-regexp-in-string channel-regexp
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#'unescape-channel
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text t))))
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(provide 'slack-message-formatter)
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;;; slack-message-formatter.el ends here
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