239 lines
7.1 KiB
EmacsLisp
239 lines
7.1 KiB
EmacsLisp
;;; idec.el --- GNU Emacs client for IDEC network
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;; Copyright (c) 2017 Denis Zheleztsov
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;; Author: Denis Zheleztsov <difrex.punk@gmail.com>
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;; Keywords: lisp,network,IDEC
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;; Version: 0.1
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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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;; In active developent.
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;; Fetched node must be support modern IDEC extensions like /list.txt, /x/c, etc.
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;;; Code:
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;; CUSTOMIZATION
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;; ;;;;;;;;;;;;;
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(defgroup idec nil
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"IDEC configuration."
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:group 'network)
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;; Not used
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(defcustom idec-nodes-list
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'("http://idec.spline-online.tk/"
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"https://ii-net.tk/ii/ii-point.php?q=/")
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"List of IDEC nodes."
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:type 'alist
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:group 'idec)
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(defcustom idec-primary-node nil
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"Primary node to send messages."
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:type 'string
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:group 'idec)
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;; Never used at this time.
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(defcustom idec-use-list-txt t
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"Use /list.txt extension."
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:group 'idec)
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(defcustom idec-smart-fetch nil
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"Enable smat fetching;
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Download only new messages; Traffic saving; Not implemented."
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:type 'boolean
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:group 'idec)
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(defcustom idec-download-limit "50"
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"Limit of download messages;
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Not used if `idec-smart-fetching' is not nil."
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:type 'string
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:group 'idec)
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(defcustom idec-download-offset "-50"
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"Offset of download messages;
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Not used if `idec-smart-fetching' is not nil."
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:type 'string
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:group 'idec)
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(defcustom idec-echo-subscriptions nil
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"List of subribes echoes."
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:type 'list
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:group 'idec)
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(defcustom idec-mail-dir "~/.emacs.d/idec-mail"
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"Directory to store mail."
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:type 'string
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:group 'idec)
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(defgroup idec-accounts nil
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"IDEC accounts settings."
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:group 'idec)
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(defcustom idec-account-nick nil
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"Account nickname."
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:type 'string
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:group 'idec-accounts)
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(defcustom idec-account-node nil
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"Node to send messages."
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:type 'string
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:group 'idec-accounts)
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(defcustom idec-account-auth nil
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"Account authstring."
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:type 'string
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:group 'idec-accounts)
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;; END OF CUSTOMIZATION
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;; ;;;;;;;;;;;;;;;;;;;;
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;; VARIABLES
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;; ;;;;;;;;;
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(defvar smart-download-limit nil
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"Used with `idec-smart-fetch'.")
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(defvar smart-download-offset nil
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"Used with `idec-smart-fetch'.")
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;; END OF VARIABLES
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;; ;;;;;;;;;;;;;;;;
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;; FUNCTIONS
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;; ;;;;;;;;;
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(defun create-echo-mail-dir (echo)
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"Create ECHO directory inside `idec-mail-dir'."
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(if (file-exists-p idec-mail-dir)
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(message idec-mail-dir)
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(mkdir idec-mail-dir))
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(if (file-exists-p (concat idec-mail-dir (concat "/" echo)))
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(message (concat idec-mail-dir (concat "/" echo)))
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(mkdir (concat idec-mail-dir (concat "/" echo)))))
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(defun get-echo-dir (echo)
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"Get ECHO dir from `idec-mail-dir'."
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(concat idec-mail-dir (concat "/" echo)))
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(defun check-for-echo ()
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"Check LINE and create dir."
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(with-current-buffer
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(if (string-match-p "^.*\..*$")
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""
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nil)))
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(defun check-message-in-echo (msg echo)
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"Check if exists message MSG in ECHO `idec-mail-dir'."
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(if (file-exists-p (concat (get-echo-dir echo) (concat "/" msg)))
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nil))
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(defun get-url-content (url)
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"Get URL content and return it without headers."
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(with-current-buffer
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(url-retrieve-synchronously url)
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(goto-char (point-min))
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(re-search-forward "^$")
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(forward-line)
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(delete-region (point) (point-min))
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(buffer-string)))
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(defun idec-load-new-messages ()
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"Load new messages from IDEC `idec-primary-node';
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Not implemented."
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(interactive)
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(defvar current-echo nil)
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(dolist (line (split-string (download-subscriptions) "\n"))
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(message (concat "Working for " line))
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(if (string-match "^.*\..*$" line)
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(setq current-echo line)
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(proccess-echo-message line current-echo))
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))
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(defun download-subscriptions ()
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"Download messages from echoes defined in `idec-echo-subscriptions' from `idec-primary-node'."
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(get-url-content
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(make-echo-url (split-string idec-echo-subscriptions ","))))
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;; ECHOES FUNCTIONS
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;; ;;;;;;;;;;;;;;;;
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(defun make-echo-url (echoes)
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"Make ECHOES url to retreive messages from `idec-primary-node';
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with `idec-download-offset' and `idec-download-limit'."
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;; Check ECHOES is list
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(if (listp echoes)
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;; Required GNU Emacs >= 25.3
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(message (concat idec-primary-node "u/e/"
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(string-join echoes "/") "/" idec-download-offset ":" idec-download-limit))
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(message (concat idec-primary-node "u/e/" echoes "/" idec-download-offset ":" idec-download-limit))))
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(defun display-echo-messages (messages)
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"Display downloaded MESSAGES from echo."
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(with-output-to-temp-buffer (get-buffer-create (concat "*IDEC: browse echo*"))
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(switch-to-buffer "*IDEC: browse echo*")
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(princ messages)))
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(defun load-echo-messages (echo)
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"Load messages from ECHO."
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(display-echo-messages (get-url-content (make-echo-url echo))))
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(defun proccess-echo-message (msg echo)
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"Download new message MSG in ECHO."
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(with-output-to-temp-buffer (get-buffer-create "*IDEC: DEBUG*")
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(switch-to-buffer "*IDEC: DEBUG*")
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(print msg)
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(print echo)))
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(defun proccess-echo-list (raw-list)
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"Parse RAW-LIST from HTTP response."
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(with-output-to-temp-buffer (get-buffer-create "*IDEC: list.txt*")
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(switch-to-buffer "*IDEC: list.txt*")
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(dolist (line (split-string (decode-coding-string raw-list 'utf-8) "\n"))
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(when (not (equal line ""))
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;; Defind echo
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(defvar current-echo nil)
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(setq current-echo (nth 0 (split-string line ":")))
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;; Create clickable button
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(insert-text-button current-echo
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'action (lambda (x) (load-echo-messages (button-get x 'echo)))
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'help-echo (concat "Go to echo " current-echo)
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'echo current-echo)
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(princ (format "\t\t||%s\t\t%s\n"
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(nth 2 (split-string line ":"))
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(nth 1 (split-string line ":")))))
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)))
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(defun idec-fetch-echo-list (nodeurl)
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"Fetch echoes list from remote NODEURL."
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(proccess-echo-list (get-url-content nodeurl)))
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(defun idec-load-echoes ()
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"Load echoes list.txt from node `idec-primary-node'."
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(interactive)
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(idec-fetch-echo-list (concat idec-primary-node "list.txt")))
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;; END OF ECHOES FUNCTIONS
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;; ;;;;;;;;;;;;;;;;;;;;;;;
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;; END OF FUNCTIONS
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;; ;;;;;;;;;;;;;;;;
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(provide 'idec)
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;;; idec.el ends here
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