/
twittering-mode.el
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twittering-mode.el
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;;; twittering-mode.el --- Major mode for Twitter
;; Copyright (C) 2007 Yuto Hayamizu.
;; 2008 Tsuyoshi CHO
;; Author: Y. Hayamizu <y.hayamizu@gmail.com>
;; Tsuyoshi CHO <Tsuyoshi.CHO+develop@Gmail.com>
;; Alberto Garcia <agarcia@igalia.com>
;; Created: Sep 4, 2007
;; Version: 0.4
;; Keywords: twitter web
;; URL: http://github.com/hayamiz/twittering-mode/
;; This file 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 file 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., 59 Temple Place - Suite 330,
;; Boston, MA 02111-1307, USA.
;;; Commentary:
;; twittering-mode.el is a major mode for Twitter.
;; You can check friends timeline, and update your status on Emacs.
;;; Feature Request:
;; URL : http://twitter.com/d00dle/statuses/577876082
;; * Status Input from Popup buffer and C-cC-c to POST.
;; URL : http://code.nanigac.com/source/view/419
;; * update status for region
;;; Code:
(require 'cl)
(require 'xml)
(require 'parse-time)
(require 'mm-url)
(require 'ffap)
(defconst twittering-mode-version "0.8")
(defconst twittering-max-number-of-tweets-on-retrieval 200
"The maximum number of `twittering-number-of-tweets-on-retrieval'.")
;; (defconst tinyurl-service-url "http://tinyurl.com/api-create.php?url="
;; "service url for tinyurl")
(defvar twittering-tinyurl-service 'tinyurl
"The service to use. One of 'tinyurl' or 'toly'")
(defvar twittering-tinyurl-services-map
'((tinyurl . "http://tinyurl.com/api-create.php?url=")
(toly . "http://to.ly/api.php?longurl="))
"Alist of tinyfy services")
(defun twittering-mode-version ()
"Display a message for twittering-mode version."
(interactive)
(let ((version-string
(format "twittering-mode-v%s" twittering-mode-version)))
(if (interactive-p)
(message "%s" version-string)
version-string)))
(defvar twittering-mode-map (make-sparse-keymap))
(defvar twittering-timer nil "Timer object for timeline refreshing will be
stored here. DO NOT SET VALUE MANUALLY.")
(defvar twittering-tweet-history nil)
(defvar twittering-user-history nil)
(defvar twittering-hashtag-history nil)
(defvar twittering-number-of-tweets-on-retrieval 20
"*The number of tweets which will be retrieved in one request.
The upper limit is `twittering-max-number-of-tweets-on-retrieval'.")
(defvar twittering-current-hashtag nil)
(defvar twittering-idle-time 20)
(defvar twittering-timer-interval 90)
(defvar twittering-username nil)
(defvar twittering-username-active nil)
(defvar twittering-password nil)
(defvar twittering-password-active nil)
(defvar twittering-last-timeline-retrieved nil)
(defvar twittering-list-index-retrieved nil)
(defvar twittering-new-tweets-count 0
"Number of new tweets when `twittering-new-tweets-hook' is run")
(defvar twittering-new-tweets-hook nil
"Hook run when new twits are received.
You can read `twittering-new-tweets-count' to get the number of new
tweets received when this hook is run.")
(defvar twittering-scroll-mode nil)
(make-variable-buffer-local 'twittering-scroll-mode)
(defvar twittering-jojo-mode nil)
(make-variable-buffer-local 'twittering-jojo-mode)
(defvar twittering-status-format nil)
(setq twittering-status-format "%i %s, %@:\n %t // from %f%L%r")
;; %s - screen_name
;; %S - name
;; %i - profile_image
;; %d - description
;; %l - location
;; %L - " [location]"
;; %r - " in reply to user"
;; %u - url
;; %j - user.id
;; %p - protected?
;; %c - created_at (raw UTC string)
;; %C{time-format-str} - created_at (formatted with time-format-str)
;; %@ - X seconds ago
;; %t - text
;; %' - truncated
;; %f - source
;; %# - id
(defvar twittering-retweet-format "RT: %t (via @%s)")
;; %s - screen_name
;; %t - text
;; %% - %
(defvar twittering-notify-successful-http-get t)
(defvar twittering-buffer "*twittering*")
(defun twittering-buffer ()
(twittering-get-or-generate-buffer twittering-buffer))
(defvar twittering-timeline-data nil)
(defvar twittering-timeline-last-update nil)
(defvar twittering-username-face 'twittering-username-face)
(defvar twittering-uri-face 'twittering-uri-face)
(defun twittering-get-or-generate-buffer (buffer)
(if (bufferp buffer)
(if (buffer-live-p buffer)
buffer
(generate-new-buffer (buffer-name buffer)))
(if (stringp buffer)
(or (get-buffer buffer)
(generate-new-buffer buffer)))))
(defun twittering-last-host ()
(twittering-convert-last-timeline-retrieved)
(car twittering-last-timeline-retrieved))
(defun twittering-last-method ()
(twittering-convert-last-timeline-retrieved)
(nth 1 twittering-last-timeline-retrieved))
(defun twittering-convert-last-timeline-retrieved ()
"Adjust variable to keep a backward compatibility."
(and (stringp twittering-last-timeline-retrieved)
(setq twittering-last-timeline-retrieved
`("twitter.com" ,twittering-last-timeline-retrieved))))
(defun assocref (item alist)
(cdr (assoc item alist)))
(defmacro list-push (value listvar)
`(setq ,listvar (cons ,value ,listvar)))
;;; Proxy
(defvar twittering-proxy-use nil)
(defvar twittering-proxy-keep-alive nil)
(defvar twittering-proxy-server nil)
(defvar twittering-proxy-port 8080)
(defvar twittering-proxy-user nil)
(defvar twittering-proxy-password nil)
(defun twittering-toggle-proxy () ""
(interactive)
(setq twittering-proxy-use
(not twittering-proxy-use))
(message "%s %s"
"Use Proxy:"
(if twittering-proxy-use
"on" "off")))
(defun twittering-user-agent-default-function ()
"Twittering mode default User-Agent function."
(concat "Emacs/"
(int-to-string emacs-major-version) "." (int-to-string
emacs-minor-version)
" "
"Twittering-mode/"
twittering-mode-version))
(defvar twittering-sign-simple-string nil)
(defun twittering-sign-string-default-function ()
"Tweet append sign string:simple "
(if twittering-sign-simple-string
(concat " [" twittering-sign-simple-string "]")
""))
(defvar twittering-user-agent-function 'twittering-user-agent-default-function)
(defvar twittering-sign-string-function 'twittering-sign-string-default-function)
(defun twittering-user-agent ()
"Return User-Agent header string."
(funcall twittering-user-agent-function))
(defun twittering-sign-string ()
"Return Tweet sign string."
(funcall twittering-sign-string-function))
;;; to show image files
(defvar twittering-wget-buffer "*twittering-wget-buffer*")
(defun twittering-wget-buffer ()
(twittering-get-or-generate-buffer twittering-wget-buffer))
(defvar twittering-tmp-dir
(expand-file-name (concat "twmode-images-" (user-login-name))
temporary-file-directory))
(defvar twittering-icon-mode nil "You MUST NOT CHANGE this variable
directory. You should change through function'twittering-icon-mode'")
(make-variable-buffer-local 'twittering-icon-mode)
(defun twittering-icon-mode (&optional arg)
(interactive)
(setq twittering-icon-mode
(if twittering-icon-mode
(if (null arg)
nil
(> (prefix-numeric-value arg) 0))
(when (or (null arg)
(and arg (> (prefix-numeric-value arg) 0)))
(when (file-writable-p twittering-tmp-dir)
(progn
(if (not (file-directory-p twittering-tmp-dir))
(make-directory twittering-tmp-dir))
t)))))
(force-mode-line-update)
(twittering-render-timeline))
(defun twittering-scroll-mode (&optional arg)
(interactive)
(setq twittering-scroll-mode
(if (null arg)
(not twittering-scroll-mode)
(> (prefix-numeric-value arg) 0)))
(force-mode-line-update))
(defun twittering-jojo-mode (&optional arg)
(interactive)
(setq twittering-jojo-mode
(if (null arg)
(not twittering-jojo-mode)
(> (prefix-numeric-value arg) 0)))
(force-mode-line-update))
(defvar twittering-image-stack nil)
(defvar twittering-image-type-cache nil)
(defvar twittering-convert-program "/usr/bin/convert")
(defvar twittering-convert-fix-size nil)
(defun twittering-image-type (file-name)
(if (and (not (assoc file-name twittering-image-type-cache))
(file-exists-p file-name))
(if twittering-convert-fix-size
(let ((tmpfile (make-temp-file "emacstwit" nil ".png")))
(let ((coding-system-for-read 'raw-text)
(coding-system-for-write 'binary))
(call-process twittering-convert-program nil nil nil
file-name "-resize"
(format "%dx%d" twittering-convert-fix-size
twittering-convert-fix-size)
tmpfile)
(rename-file tmpfile file-name t))
(add-to-list 'twittering-image-type-cache `(,file-name . png)))
(let* ((file-output (shell-command-to-string (concat "file -b " file-name)))
(file-type (cond
((string-match "JPEG" file-output) 'jpeg)
((string-match "PNG" file-output) 'png)
((string-match "GIF" file-output) 'gif)
((string-match "bitmap" file-output)
(let ((coding-system-for-read 'raw-text)
(coding-system-for-write 'binary))
(with-temp-buffer
(set-buffer-multibyte nil)
(insert-file-contents file-name)
(call-process-region
(point-min) (point-max)
twittering-convert-program
t (current-buffer) nil
"bmp:-" "png:-")
(write-region (point-min) (point-max)
file-name)))
'png)
((string-match "\\.jpe?g" file-name) 'jpeg)
((string-match "\\.png" file-name) 'png)
((string-match "\\.gif" file-name) 'gif)
(t nil))))
(add-to-list 'twittering-image-type-cache `(,file-name . ,file-type)))))
(cdr (assoc file-name twittering-image-type-cache)))
(defun twittering-setftime (fmt string uni)
(format-time-string fmt ; like "%Y-%m-%d %H:%M:%S"
(apply 'encode-time (parse-time-string string))
uni))
(defun twittering-local-strftime (fmt string)
(twittering-setftime fmt string nil))
(defun twittering-global-strftime (fmt string)
(twittering-setftime fmt string t))
(defvar twittering-debug-mode nil)
(defvar twittering-debug-buffer "*debug*")
(defun twittering-debug-buffer ()
(twittering-get-or-generate-buffer twittering-debug-buffer))
(defmacro debug-print (obj)
(let ((obsym (gensym)))
`(let ((,obsym ,obj))
(if twittering-debug-mode
(with-current-buffer (twittering-debug-buffer)
(insert (prin1-to-string ,obsym))
(newline)
,obsym)
,obsym))))
(defun twittering-debug-mode ()
(interactive)
(setq twittering-debug-mode
(not twittering-debug-mode))
(message (if twittering-debug-mode "debug mode:on" "debug mode:off")))
(if twittering-mode-map
(let ((km twittering-mode-map))
(define-key km "\C-c\C-f" 'twittering-friends-timeline)
(define-key km "\C-c\C-r" 'twittering-replies-timeline)
(define-key km "\C-c\C-g" 'twittering-public-timeline)
(define-key km "\C-c\C-u" 'twittering-user-timeline)
(define-key km "\C-c\C-s" 'twittering-update-status-interactive)
(define-key km "\C-c\C-e" 'twittering-erase-old-statuses)
(define-key km "\C-c\C-m" 'twittering-retweet)
(define-key km "\C-c\C-h" 'twittering-set-current-hashtag)
(define-key km "\C-m" 'twittering-enter)
(define-key km "\C-c\C-l" 'twittering-update-lambda)
(define-key km [mouse-1] 'twittering-click)
(define-key km "\C-c\C-v" 'twittering-view-user-page)
(define-key km "g" 'twittering-current-timeline)
(define-key km "d" 'twittering-direct-message)
(define-key km "v" 'twittering-other-user-timeline)
(define-key km "V" 'twittering-other-user-timeline-interactive)
(define-key km "L" 'twittering-other-user-list-interactive)
;; (define-key km "j" 'next-line)
;; (define-key km "k" 'previous-line)
(define-key km "j" 'twittering-goto-next-status)
(define-key km "k" 'twittering-goto-previous-status)
(define-key km "l" 'forward-char)
(define-key km "h" 'backward-char)
(define-key km "0" 'beginning-of-line)
(define-key km "^" 'beginning-of-line-text)
(define-key km "$" 'end-of-line)
(define-key km "n" 'twittering-goto-next-status-of-user)
(define-key km "p" 'twittering-goto-previous-status-of-user)
(define-key km "\C-i" 'twittering-goto-next-thing)
(define-key km "\M-\C-i" 'twittering-goto-previous-thing)
(define-key km [backtab] 'twittering-goto-previous-thing)
(define-key km [backspace] 'backward-char)
(define-key km "G" 'end-of-buffer)
(define-key km "H" 'beginning-of-buffer)
(define-key km "i" 'twittering-icon-mode)
(define-key km "s" 'twittering-scroll-mode)
(define-key km "t" 'twittering-toggle-proxy)
(define-key km "\C-c\C-p" 'twittering-toggle-proxy)
(define-key km "q" 'twittering-suspend)
nil))
(defun twittering-keybind-message ()
(let ((important-commands
'(("Timeline" . twittering-friends-timeline)
("Replies" . twittering-replies-timeline)
("Update status" . twittering-update-status-interactive)
("Next" . twittering-goto-next-status)
("Prev" . twittering-goto-previous-status))))
(mapconcat (lambda (command-spec)
(let ((descr (car command-spec))
(command (cdr command-spec)))
(format "%s: %s" descr (key-description
(where-is-internal
command
overriding-local-map t)))))
important-commands ", ")))
;; (run-with-idle-timer
;; 0.1 t
;; '(lambda ()
;; (when (equal (buffer-name (current-buffer)) twittering-buffer)
;; (message (twittering-keybind-message)))))
(defvar twittering-mode-syntax-table nil "")
(if twittering-mode-syntax-table
()
(setq twittering-mode-syntax-table (make-syntax-table))
;; (modify-syntax-entry ? "" twittering-mode-syntax-table)
(modify-syntax-entry ?\" "w" twittering-mode-syntax-table)
)
(defun twittering-mode-init-variables ()
;; (make-variable-buffer-local 'variable)
;; (setq variable nil)
(font-lock-mode -1)
(defface twittering-username-face
`((t nil)) "" :group 'faces)
(copy-face 'font-lock-string-face 'twittering-username-face)
(set-face-attribute 'twittering-username-face nil :underline t)
(defface twittering-uri-face
`((t nil)) "" :group 'faces)
(set-face-attribute 'twittering-uri-face nil :underline t)
(add-to-list 'minor-mode-alist '(twittering-icon-mode " tw-icon"))
(add-to-list 'minor-mode-alist '(twittering-scroll-mode " tw-scroll"))
(add-to-list 'minor-mode-alist '(twittering-jojo-mode " tw-jojo"))
(setq twittering-username-active twittering-username)
(setq twittering-password-active twittering-password)
)
(defmacro case-string (str &rest clauses)
`(cond
,@(mapcar
(lambda (clause)
(let ((keylist (car clause))
(body (cdr clause)))
`(,(if (listp keylist)
`(or ,@(mapcar (lambda (key) `(string-equal ,str ,key))
keylist))
't)
,@body)))
clauses)))
;; If you use Emacs21, decode-char 'ucs will fail unless Mule-UCS is loaded.
;; TODO: Show error messages if Emacs 21 without Mule-UCS
(defmacro twittering-ucs-to-char (num)
(if (functionp 'ucs-to-char)
`(ucs-to-char ,num)
`(decode-char 'ucs ,num)))
(defvar twittering-mode-string "Twittering mode")
(defvar twittering-mode-hook nil
"Twittering-mode hook.")
(defun twittering-mode ()
"Major mode for Twitter
\\{twittering-mode-map}"
(interactive)
(switch-to-buffer (twittering-buffer))
(kill-all-local-variables)
(twittering-mode-init-variables)
(use-local-map twittering-mode-map)
(setq major-mode 'twittering-mode)
(setq mode-name twittering-mode-string)
(set-syntax-table twittering-mode-syntax-table)
(run-hooks 'twittering-mode-hook)
(font-lock-mode -1)
(twittering-stop)
(twittering-start))
;;;
;;; Basic HTTP functions
;;;
(defun twittering-make-http-request (host method method-class
&optional parameters)
(let ((nl "\r\n")
request)
(setq request
(concat method " http://" host "/" method-class ".xml"
(when parameters
(concat "?"
(mapconcat
(lambda (param-pair)
(format "%s=%s"
(twittering-percent-encode
(car param-pair))
(twittering-percent-encode
(cdr param-pair))))
parameters
"&")))
" HTTP/1.1" nl
"Host: " host nl
"User-Agent: " (twittering-user-agent) nl
"Authorization: Basic "
(base64-encode-string
(concat
(twittering-get-username) ":" (twittering-get-password)))
nl
(when (string= "GET" method)
(concat
"Accept: text/xml"
",application/xml"
",application/xhtml+xml"
",application/html;q=0.9"
",text/plain;q=0.8"
",image/png,*/*;q=0.5" nl
"Accept-Charset: utf-8;q=0.7,*;q=0.7"
nl))
(when (string= "POST" method)
(concat
"Content-Type: text/plain" nl
"Content-Length: 0" nl))
(when twittering-proxy-use
(concat
(when twittering-proxy-keep-alive
(concat "Proxy-Connection: Keep-Alive" nl))
(when (and twittering-proxy-user
twittering-proxy-password)
(concat
"Proxy-Authorization: Basic "
(base64-encode-string
(concat
twittering-proxy-user ":" twittering-proxy-password))
nl)
)))
nl))
(debug-print (concat method "Request\n" request))
request))
(defun twittering-http-get
(host method &optional noninteractive parameters sentinel)
(if (null sentinel) (setq sentinel 'twittering-http-get-default-sentinel))
(let ((server host)
(port "80")
(proxy-user twittering-proxy-user)
(proxy-password twittering-proxy-password)
(temp-buffer (generate-new-buffer "*twmode-http-buffer*"))
proc)
(condition-case get-error
(progn
(if (and twittering-proxy-use twittering-proxy-server)
(setq server twittering-proxy-server
port (if (integerp twittering-proxy-port)
(int-to-string twittering-proxy-port)
twittering-proxy-port))
)
(setq proc
(open-network-stream
"network-connection-process" temp-buffer
server (string-to-number port)))
(lexical-let ((temp-buffer temp-buffer)
(sentinel sentinel)
(noninteractive noninteractive))
(set-process-sentinel proc (lambda (&rest args) (apply sentinel temp-buffer noninteractive args))))
(process-send-string
proc
(twittering-make-http-request host "GET" method parameters)))
(error
(message (format "Failure: HTTP GET: %s" get-error)) nil))))
(defun twittering-created-at-to-seconds (created-at)
(let ((encoded-time (apply 'encode-time (parse-time-string created-at))))
(+ (* (car encoded-time) 65536)
(cadr encoded-time))))
;; XXX: this is a preliminary implementation because we should parse
;; xmltree in the function.
(defun twittering-http-get-list-index-sentinel
(temp-buffer noninteractive proc stat &optional suc-msg)
(unwind-protect
(let ((header (twittering-get-response-header temp-buffer)))
(if (not (string-match "HTTP/1\.[01] \\([a-z0-9 ]+\\)\r?\n" header))
(setq twittering-list-index-retrieved "Failure: Bad http response.")
(let ((status (match-string-no-properties 1 header))
(indexes nil))
(if (not (string-match "\r?\nLast-Modified: " header))
(setq twittering-list-index-retrieved
(concat status ", but no contents."))
(case-string
status
(("200 OK")
(save-excursion
(set-buffer temp-buffer)
(goto-char (point-min))
(search-forward "\r?\n\r?\n" nil t)
(while (re-search-forward
"<slug>\\([-a-zA-Z0-9_]+\\)</slug>" nil t)
(push (match-string 1) indexes))
(if indexes
(setq twittering-list-index-retrieved indexes)
(setq twittering-list-index-retrieved ""))))
(t
(setq twittering-list-index-retrieved status)))))))
(kill-buffer temp-buffer)))
(defun twittering-http-get-default-sentinel (temp-buffer noninteractive proc stat &optional suc-msg)
(unwind-protect
(let ((header (twittering-get-response-header temp-buffer))
(body (twittering-get-response-body temp-buffer))
(status nil)
)
(if (string-match "HTTP/1\.[01] \\([a-zA-Z0-9 ]+\\)\r?\n" header)
(progn
(setq status (match-string-no-properties 1 header))
(case-string
status
(("200 OK")
(setq twittering-new-tweets-count
(count t (mapcar
#'twittering-cache-status-datum
(reverse (twittering-xmltree-to-status
body)))))
(setq twittering-timeline-data
(sort twittering-timeline-data
(lambda (status1 status2)
(let ((created-at1
(twittering-created-at-to-seconds
(cdr (assoc 'created-at status1))))
(created-at2
(twittering-created-at-to-seconds
(cdr (assoc 'created-at status2)))))
(> created-at1 created-at2)))))
(if (and (> twittering-new-tweets-count 0)
noninteractive)
(run-hooks 'twittering-new-tweets-hook))
(twittering-render-timeline)
(when twittering-notify-successful-http-get
(message (if suc-msg suc-msg "Success: Get."))))
(t (message status))))
(message "Failure: Bad http response.")))
(kill-buffer temp-buffer))
)
(defun twittering-render-timeline ()
(with-current-buffer (twittering-buffer)
(let ((point (point))
(end (point-max)))
(setq buffer-read-only nil)
(erase-buffer)
(mapc (lambda (status)
(insert (twittering-format-status
status twittering-status-format))
(fill-region-as-paragraph
(save-excursion (beginning-of-line) (point)) (point))
(insert "\n"))
twittering-timeline-data)
(if (and twittering-image-stack window-system)
(clear-image-cache))
(setq buffer-read-only t)
(debug-print (current-buffer))
(goto-char (+ point (if twittering-scroll-mode (- (point-max) end) 0))))
))
(defun twittering-icon-path (icon-url)
(concat (md5 icon-url nil nil 'iso-2022-7bit)
(or (ffap-file-suffix icon-url) ".img")))
(defun twittering-format-status (status format-str)
;; Formatting strategy:
;;
;; 1. Search the special character '%' in format-str, expand it with
;; corresponding string(such as username, image, description, ...),
;; and pushes it on 'result' until the end of format-str.
;; 2. concat strings in 'result' together
;;
;; Example:
;; format-str: "%s, %@:\n %t", where screen name is "hayamiz",
;; timestamp is "1 minute ago", and text is "hello, world"
;; result: ("hello, world" ":\n " "1 minute ago" ", " "hayamiz")
;;
(flet ((attr (key)
(assocref key status))
(profile-image
()
(let ((profile-image-url (attr 'user-profile-image-url))
(icon-string "\n "))
(if (string-match "/\\([^/?]+\\)\\(?:\\?\\|$\\)" profile-image-url)
(let* ((filename (match-string-no-properties 1
profile-image-url))
(fullpath (concat twittering-tmp-dir "/" (twittering-icon-path profile-image-url))))
;; download icons if does not exist
(if (file-exists-p fullpath)
t
(add-to-list 'twittering-image-stack profile-image-url))
(when (and icon-string twittering-icon-mode)
(set-text-properties
1 2 `(display
(image :type ,(twittering-image-type fullpath)
:file ,fullpath))
icon-string)
icon-string)
)))))
(let ((cursor 0)
(result ())
c
found-at)
(setq cursor 0)
(setq result '())
(while (setq found-at (string-match "%\\(C{\\([^}]+\\)}\\|[A-Za-z#@']\\)"
format-str cursor))
(setq c (string-to-char (match-string-no-properties 1 format-str)))
(if (> found-at cursor)
(list-push (substring format-str cursor found-at) result)
"|")
(setq cursor (match-end 1))
(case c
((?s) ; %s - screen_name
(list-push (attr 'user-screen-name) result))
((?S) ; %S - name
(list-push (attr 'user-name) result))
((?i) ; %i - profile_image
(list-push (profile-image) result))
((?d) ; %d - description
(list-push (attr 'user-description) result))
((?l) ; %l - location
(list-push (attr 'user-location) result))
((?L) ; %L - " [location]"
(let ((location (attr 'user-location)))
(unless (or (null location) (string= "" location))
(list-push (concat " [" location "]") result)) ))
((?u) ; %u - url
(list-push (attr 'user-url) result))
((?j) ; %j - user.id
(list-push (attr 'user-id) result))
((?r) ; %r - in_reply_to_status_id
(let ((reply-id (attr 'in-reply-to-status-id))
(reply-name (attr 'in-reply-to-screen-name)))
(unless (or (null reply-id) (string= "" reply-id)
(null reply-name) (string= "" reply-name))
(let ((in-reply-to-string (format "in reply to %s" reply-name))
(url (twittering-get-status-url reply-name reply-id)))
(add-text-properties
0 (length in-reply-to-string)
`(mouse-face highlight
face twittering-uri-face
uri ,url)
in-reply-to-string)
(list-push (concat " " in-reply-to-string) result)))))
((?p) ; %p - protected?
(let ((protected (attr 'user-protected)))
(when (string= "true" protected)
(list-push "[x]" result))))
((?c) ; %c - created_at (raw UTC string)
(list-push (attr 'created-at) result))
((?C) ; %C{time-format-str} - created_at (formatted with
; time-format-str)
(list-push (twittering-local-strftime
(or (match-string-no-properties 2 format-str) "%H:%M:%S")
(attr 'created-at))
result))
((?@) ; %@ - X seconds ago
(let ((created-at
(apply
'encode-time
(parse-time-string (attr 'created-at))))
(now (current-time)))
(let ((secs (+ (* (- (car now) (car created-at)) 65536)
(- (cadr now) (cadr created-at))))
time-string url)
(setq time-string
(cond ((< secs 5) "less than 5 seconds ago")
((< secs 10) "less than 10 seconds ago")
((< secs 20) "less than 20 seconds ago")
((< secs 30) "half a minute ago")
((< secs 60) "less than a minute ago")
((< secs 150) "1 minute ago")
((< secs 2400) (format "%d minutes ago"
(/ (+ secs 30) 60)))
((< secs 5400) "about 1 hour ago")
((< secs 84600) (format "about %d hours ago"
(/ (+ secs 1800) 3600)))
(t (format-time-string "%I:%M %p %B %d, %Y"
created-at))))
(setq url (twittering-get-status-url (attr 'user-screen-name)
(attr 'id)))
;; make status url clickable
(add-text-properties
0 (length time-string)
`(mouse-face highlight
face twittering-uri-face
uri ,url)
time-string)
(list-push time-string result))))
((?t) ; %t - text
(list-push ;(clickable-text)
(attr 'text)
result))
((?') ; %' - truncated
(let ((truncated (attr 'truncated)))
(when (string= "true" truncated)
(list-push "..." result))))
((?f) ; %f - source
(list-push (attr 'source) result))
((?#) ; %# - id
(list-push (attr 'id) result))
(t
(list-push (char-to-string c) result)))
)
(list-push (substring format-str cursor) result)
(let ((formatted-status (apply 'concat (nreverse result))))
(add-text-properties 0 (length formatted-status)
`(username ,(attr 'user-screen-name)
id ,(attr 'id)
text ,(attr 'text))
formatted-status)
formatted-status)
)))
(defun twittering-http-post
(host method &optional parameters contents sentinel)
"Send HTTP POST request to twitter.com (or api.twitter.com)
HOST is hostname of remote side, twitter.com or api.twitter.com.
METHOD must be one of Twitter API method classes
(statuses, users or direct_messages).
PARAMETERS is alist of URI parameters.
ex) ((\"mode\" . \"view\") (\"page\" . \"6\")) => <URI>?mode=view&page=6"
(if (null sentinel) (setq sentinel 'twittering-http-post-default-sentinel))
(let ((server host)
(port "80")
(proxy-user twittering-proxy-user)
(proxy-password twittering-proxy-password)
(temp-buffer (generate-new-buffer "*twmode-http-buffer*"))
proc)
(progn
(if (and twittering-proxy-use twittering-proxy-server)
(setq server twittering-proxy-server
port (if (integerp twittering-proxy-port)
(int-to-string twittering-proxy-port)
twittering-proxy-port))
)
(setq proc
(open-network-stream
"network-connection-process" temp-buffer
server (string-to-number port)))
(lexical-let ((temp-buffer temp-buffer)
(sentinel sentinel))
(set-process-sentinel proc
(lambda (&rest args)
(apply sentinel temp-buffer args))))
(process-send-string
proc
(twittering-make-http-request host "POST" method parameters)))))
(defun twittering-http-post-default-sentinel (temp-buffer proc stat &optional suc-msg)
(unwind-protect
(condition-case err-signal
(let ((header (twittering-get-response-header temp-buffer))
;; (body (twittering-get-response-body)) not used now.
(status nil))
(if (string-match "HTTP/1\.1 \\([a-z0-9 ]+\\)\r?\n" header)
(setq status (match-string-no-properties 1 header))
(setq status
(progn (string-match "^\\([^\r\n]+\\)\r?\n" header)
(match-string-no-properties 1 header))))
(case-string status
(("200 OK")
(message (if suc-msg suc-msg "Success: Post")))
(t (message "Response status code: %s" status)))
)
(error (message (prin1-to-string err-signal))))
(kill-buffer temp-buffer))
)
(defun twittering-get-response-header (buffer)
"Exract HTTP response header from HTTP response.
`buffer' may be a buffer or the name of an existing buffer which contains the HTTP response."
(if (stringp buffer) (setq buffer (get-buffer buffer)))
(save-excursion
(set-buffer buffer)
(let ((content (buffer-string)))
(substring content 0 (string-match "\r?\n\r?\n" content)))))
(defun twittering-get-response-body (buffer)
"Exract HTTP response body from HTTP response, parse it as XML, and return a
XML tree as list. `buffer' may be a buffer or the name of an existing buffer. "
(if (stringp buffer) (setq buffer (get-buffer buffer)))
(save-excursion
(set-buffer buffer)
(let ((content (buffer-string)))
(xml-parse-region (+ (string-match "\r?\n\r?\n" content)
(length (match-string 0 content)))
(point-max)))
))
(defun twittering-cache-status-datum (status-datum &optional data-var)
"Cache status datum into data-var(default twittering-timeline-data)
If STATUS-DATUM is already in DATA-VAR, return nil. If not, return t."
(if (null data-var)
(setf data-var 'twittering-timeline-data))
(let ((id (cdr (assq 'id status-datum))))
(if (or (null (symbol-value data-var))
(not (find-if
(lambda (item)
(string= id (cdr (assq 'id item))))
(symbol-value data-var))))
(progn
(if twittering-jojo-mode
(twittering-update-jojo (cdr (assq 'user-screen-name
status-datum))
(cdr (assq 'text status-datum))))
(set data-var (cons status-datum (symbol-value data-var)))
t)
nil)))
(defun twittering-status-to-status-datum (status)
(flet ((assq-get (item seq)
(car (cddr (assq item seq)))))
(let* ((status-data (cddr status))
id text source created-at truncated
in-reply-to-status-id
in-reply-to-screen-name
(user-data (cddr (assq 'user status-data)))
user-id user-name
user-screen-name
user-location
user-description
user-profile-image-url
user-url
user-protected
regex-index)
(setq id (assq-get 'id status-data))
(setq text (twittering-decode-html-entities
(assq-get 'text status-data)))
(setq source (twittering-decode-html-entities
(assq-get 'source status-data)))
(setq created-at (assq-get 'created_at status-data))
(setq truncated (assq-get 'truncated status-data))
(setq in-reply-to-status-id
(twittering-decode-html-entities
(assq-get 'in_reply_to_status_id status-data)))
(setq in-reply-to-screen-name
(twittering-decode-html-entities
(assq-get 'in_reply_to_screen_name status-data)))
(setq user-id (assq-get 'id user-data))
(setq user-name (twittering-decode-html-entities
(assq-get 'name user-data)))
(setq user-screen-name (twittering-decode-html-entities
(assq-get 'screen_name user-data)))
(setq user-location (twittering-decode-html-entities
(assq-get 'location user-data)))
(setq user-description (twittering-decode-html-entities
(assq-get 'description user-data)))
(setq user-profile-image-url (assq-get 'profile_image_url user-data))
(setq user-url (assq-get 'url user-data))
(setq user-protected (assq-get 'protected user-data))
;; make username clickable
(add-text-properties
0 (length user-name)
`(mouse-face highlight
uri ,(concat "http://twitter.com/" user-screen-name)
face twittering-username-face)
user-name)
;; make screen-name clickable
(add-text-properties
0 (length user-screen-name)
`(mouse-face highlight
uri ,(concat "http://twitter.com/" user-screen-name)
face twittering-username-face)
user-screen-name)
;; make screen-name in text clickable
(let ((pos 0))
(block nil
(while (string-match "@\\([_a-zA-Z0-9]+\\)" text pos)
(let ((next-pos (match-end 0))
(screen-name (match-string 1 text)))
(when (eq next-pos pos)
(return nil))
(add-text-properties
(match-beginning 1) (match-end 1)
`(screen-name-in-text ,screen-name) text)
(setq pos next-pos)))))
;; make URI clickable
(setq regex-index 0)
(while regex-index
(setq regex-index
(string-match "@\\([_a-zA-Z0-9]+\\)\\|\\(https?://[-_.!~*'()a-zA-Z0-9;/?:@&=+$,%#]+\\)"