--- /dev/null
+;;; riece-misc.el --- miscellaneous functions (not inlined) -*- lexical-binding: t -*-
+;; Copyright (C) 1998-2003 Daiki Ueno
+
+;; Author: Daiki Ueno <ueno@unixuser.org>
+;; Created: 1998-09-28
+;; Keywords: IRC, riece
+
+;; This file is part of Riece.
+
+;; 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 2, 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 GNU Emacs; see the file COPYING. If not, write to the
+;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+;; Boston, MA 02110-1301, USA.
+
+;;; Code:
+
+(require 'riece-options)
+(require 'riece-coding)
+(require 'riece-identity)
+(require 'riece-version)
+(require 'riece-channel)
+(require 'riece-server)
+(require 'riece-user)
+(require 'riece-mode)
+(require 'riece-cache)
+
+(defun riece-get-buffer-create (name &optional init-major-mode)
+ (let ((buffer (get-buffer name)))
+ (unless (and buffer
+ (or (null init-major-mode)
+ (eq (with-current-buffer buffer
+ major-mode)
+ init-major-mode)))
+ (setq buffer (generate-new-buffer name)))
+ (unless (memq buffer riece-buffer-list)
+ (setq riece-buffer-list (cons buffer riece-buffer-list)))
+ buffer))
+
+(defun riece-scan-property-region (property start end function)
+ (catch 'done
+ (while t
+ ;; Search for the beginning of the property region.
+ (unless (get-text-property start property)
+ (setq start (next-single-property-change start property nil end)))
+ (if (= start end)
+ (throw 'done nil))
+ ;; Search for the end of the property region.
+ (let ((region-end (next-single-property-change start property nil end)))
+ (if (= region-end end)
+ (throw 'done nil))
+ (funcall function start region-end)
+ (setq start region-end)))))
+
+(defun riece-insert (buffers string)
+ (unless (listp buffers)
+ (setq buffers (list buffers)))
+ (while buffers
+ (run-hooks 'riece-before-insert-functions)
+ (with-current-buffer (car buffers)
+ (let ((inhibit-read-only t)
+ buffer-read-only
+ start
+ window
+ point)
+ ;; Save the current for the case when (car buffers) is the
+ ;; currently selected buffer.
+ (save-excursion
+ (setq start (goto-char (point-max)))
+ (insert (format-time-string "%H:%M") " " string)
+ (setq point (point)))
+ (if (and (not (riece-frozen (current-buffer)))
+ (setq window (get-buffer-window (current-buffer)))
+ (not (pos-visible-in-window-p point window)))
+ (save-excursion ;save-selected-window changes
+ ;current buffer
+ (save-selected-window
+ (select-window window)
+ (goto-char point) ;select-window changes current point
+ (recenter riece-window-center-line))))
+ (run-hook-with-args 'riece-after-insert-functions start point)))
+ (setq buffers (cdr buffers))))
+
+(defun riece-insert-change (buffer message)
+ (riece-insert buffer (concat riece-change-prefix message)))
+
+(defun riece-insert-notice (buffer message)
+ (riece-insert buffer (concat riece-notice-prefix message)))
+
+(defun riece-insert-wallops (buffer message)
+ (riece-insert buffer (concat riece-wallops-prefix message)))
+
+(defun riece-insert-error (buffer message)
+ (riece-insert buffer (concat riece-error-prefix message)))
+
+(defun riece-insert-info (buffer message)
+ (riece-insert buffer (concat riece-info-prefix message)))
+
+(defun riece-frozen (buffer)
+ (with-current-buffer buffer
+ riece-freeze))
+
+(defun riece-own-frozen (buffer)
+ (with-current-buffer buffer
+ (eq riece-freeze 'own)))
+
+(defun riece-channel-p (string)
+ "Return t if STRING is a channel.
+\(i.e. it matches `riece-channel-regexp')"
+ (string-match (concat "^" riece-channel-regexp) string))
+
+(defun riece-user-p (string)
+ "Return t if STRING is a user.
+\(i.e. it matches `riece-user-regexp')"
+ (string-match (concat "^" riece-user-regexp) string))
+
+(defun riece-current-nickname ()
+ "Return the current nickname."
+ (riece-with-server-buffer (riece-current-server-name)
+ (if riece-real-nickname
+ (riece-make-identity riece-real-nickname riece-server-name))))
+
+(defun riece-split-parameters (string)
+ (if (eq ?: (aref string 0))
+ (list (substring string 1))
+ (let (parameters)
+ (catch 'done
+ (while (string-match "^\\([^ ]+\\) +" string)
+ (setq parameters (nconc parameters (list (match-string 1 string)))
+ string (substring string (match-end 0)))
+ (when (and (not (equal "" string)) (eq ?: (aref string 0)))
+ (setq string (substring string 1)
+ parameters (nconc parameters (list string)))
+ (throw 'done nil)))
+ (or (equal "" string)
+ (setq parameters (nconc parameters (list string)))))
+ parameters)))
+
+(defun riece-concat-channel-topic (target string)
+ (riece-with-server-buffer (riece-identity-server target)
+ (let ((topic (riece-channel-get-topic (riece-identity-prefix target))))
+ (if (or (null topic)
+ (equal topic ""))
+ string
+ (concat string ": " topic)))))
+
+(defun riece-concat-channel-modes (target string)
+ (riece-with-server-buffer (riece-identity-server target)
+ (let ((modes (riece-channel-get-modes (riece-identity-prefix target))))
+ (if modes
+ (concat string " ["
+ (mapconcat
+ (lambda (mode)
+ (if (riece-mode-parameter mode)
+ (format "%c(%s)"
+ (riece-mode-flag mode)
+ (riece-mode-parameter mode))
+ (char-to-string (riece-mode-flag mode))))
+ modes "")
+ "]")
+ string))))
+
+(defun riece-concat-message (string message)
+ (if (or (null message)
+ (equal message ""))
+ string
+ (concat string " (" message ")")))
+
+(defun riece-concat-server-name (string)
+ (if (equal riece-server-name "")
+ string
+ (let ((server-name (concat " (from " riece-server-name ")")))
+ (put-text-property 0 (length server-name)
+ 'riece-server-name riece-server-name
+ server-name)
+ (concat string server-name))))
+
+(defun riece-concat-user-status (status string)
+ (if status
+ (concat string " [" (mapconcat #'identity status ", ") "]")
+ string))
+
+(defun riece-prefix-user-at-host (prefix)
+ (if (string-match "!" prefix)
+ (substring prefix (match-end 0))
+ prefix))
+
+(defun riece-prefix-nickname (prefix)
+ (if (string-match "!" prefix)
+ (substring prefix 0 (match-beginning 0))
+ prefix))
+
+(defun riece-parse-user-at-host (user-at-host)
+ (if (memq (aref user-at-host 0) '(?^ ?= ?~ ?- ?+))
+ (progn
+ (if (memq (aref user-at-host 0) '(?^ ?=))
+ (setq riece-user-at-host-type 'fake)
+ (if (memq (aref user-at-host 0) '(?~ ?-))
+ (setq riece-user-at-host-type 'not-verified)
+ (if (eq (aref user-at-host 0) ?+)
+ (setq riece-user-at-host-type 'ok))))
+ (substring user-at-host 1))
+ (setq riece-user-at-host-type 'ok)
+ user-at-host))
+
+(defun riece-strip-user-at-host (user-at-host)
+ (if (memq (aref user-at-host 0) '(?^ ?= ?~ ?- ?+))
+ (substring user-at-host 1)
+ user-at-host))
+
+(defun riece-get-users-on-server (server-name)
+ (riece-with-server-buffer server-name
+ (let (identities)
+ (mapatoms
+ (lambda (user)
+ (setq identities
+ (cons (riece-make-identity (symbol-name user) server-name)
+ identities)))
+ (riece-cache-hash-obarray riece-user-cache))
+ identities)))
+
+(defun riece-get-channels-on-server (server-name)
+ (riece-with-server-buffer server-name
+ (let (identities)
+ (mapatoms
+ (lambda (channel)
+ (setq identities
+ (cons (riece-make-identity (symbol-name channel) server-name)
+ identities)))
+ (riece-cache-hash-obarray riece-channel-cache))
+ identities)))
+
+(defun riece-get-identities-on-server (server-name)
+ (nconc (riece-get-channels-on-server server-name)
+ (riece-get-users-on-server server-name)))
+
+(defun riece-check-channel-commands-are-usable (&optional channel)
+ (unless riece-current-channel
+ (error (substitute-command-keys
+ "Type \\[riece-command-join] to join a channel")))
+ (if (and channel
+ (not (riece-channel-p (riece-identity-prefix
+ riece-current-channel))))
+ (error "Not on a channel")))
+
+(provide 'riece-misc)
+
+;;; riece-misc.el ends here