Add section "Parameters for Sending".
[elisp/wanderlust.git] / wl / wl-util.el
index 654c8f0..227d7e3 100644 (file)
@@ -33,8 +33,8 @@
 ;;; Code:
 ;;
 (require 'bytecomp)
-(eval-when-compile
-  (require 'elmo-util))
+(require 'elmo-util)
+(require 'elmo-flag)
 
 (condition-case nil (require 'pp) (error nil))
 
@@ -92,49 +92,7 @@ If HACK-ADDRESSES is t, then the strings are considered to be mail addresses,
 (defalias 'wl-string-assoc 'elmo-string-assoc)
 (defalias 'wl-string-rassoc 'elmo-string-rassoc)
 
-(defun wl-parse-addresses (string)
-  (if (null string)
-      ()
-    (elmo-set-work-buf
-     ;;(unwind-protect
-     (let (list start s char)
-       (insert string)
-       (goto-char (point-min))
-       (skip-chars-forward "\t\f\n\r ")
-       (setq start (point))
-       (while (not (eobp))
-        (skip-chars-forward "^\"\\,(")
-        (setq char (following-char))
-        (cond ((= char ?\\)
-               (forward-char 1)
-               (if (not (eobp))
-                   (forward-char 1)))
-              ((= char ?,)
-               (setq s (buffer-substring start (point)))
-               (if (or (null (string-match "^[\t\f\n\r ]+$" s))
-                       (not (string= s "")))
-                   (setq list (cons s list)))
-               (skip-chars-forward ",\t\f\n\r ")
-               (setq start (point)))
-              ((= char ?\")
-               (re-search-forward "[^\\]\"" nil 0))
-              ((= char ?\()
-               (let ((parens 1))
-                 (forward-char 1)
-                 (while (and (not (eobp)) (not (zerop parens)))
-                   (re-search-forward "[()]" nil 0)
-                   (cond ((or (eobp)
-                              (= (char-after (- (point) 2)) ?\\)))
-                         ((= (preceding-char) ?\()
-                          (setq parens (1+ parens)))
-                         (t
-                          (setq parens (1- parens)))))))))
-       (setq s (buffer-substring start (point)))
-       (if (and (null (string-match "^[\t\f\n\r ]+$" s))
-               (not (string= s "")))
-          (setq list (cons s list)))
-       (nreverse list)) ; jwz: fixed order
-     )))
+(defalias 'wl-parse-addresses 'elmo-parse-addresses)
 
 (defun wl-append-element (list element)
   (if element
@@ -489,12 +447,6 @@ that `read' can handle, whenever this is possible."
       (wl-get-date-iso8601 date)
     (error "")))
 
-(defun wl-day-number (date)
-  (let ((dat (mapcar '(lambda (s) (and s (string-to-int s)) )
-                    (timezone-parse-date date))))
-    (timezone-absolute-from-gregorian
-     (nth 1 dat) (nth 2 dat) (car dat))))
-
 (defun wl-url-news (url &rest args)
   (interactive "sURL: ")
   (if (string-match "^news:\\(.*\\)$" url)
@@ -536,9 +488,11 @@ that `read' can handle, whenever this is possible."
     (with-current-buffer wl-current-summary-buffer
       (or wl-message-buffer
          (and (wl-summary-message-number)
-              (car (wl-message-buffer-display wl-summary-buffer-elmo-folder
-                                              (wl-summary-message-number)
-                                              'mime)))))))
+              (wl-message-buffer-display
+               wl-summary-buffer-elmo-folder
+               (wl-summary-message-number)
+               wl-summary-buffer-display-mime-mode
+               nil nil))))))
 
 (defmacro wl-kill-buffers (regexp)
   (` (mapcar (function
@@ -576,6 +530,16 @@ that `read' can handle, whenever this is possible."
      (buffer-list))
     result))
 
+(defun wl-save-drafts ()
+  (let ((msg (current-message))
+       (buffers (wl-collect-draft)))
+    (save-excursion
+      (while buffers
+       (set-buffer (car buffers))
+       (if (buffer-modified-p) (wl-draft-save))
+       (setq buffers (cdr buffers))))
+    (message "%s" (or msg ""))))
+
 (static-if (fboundp 'read-directory-name)
     (defun wl-read-directory-name (prompt dir)
       (read-directory-name prompt dir dir))
@@ -705,6 +669,34 @@ that `read' can handle, whenever this is possible."
          (set-window-hscroll (get-buffer-window (current-buffer) t) 0))
        max))))
 
+;; Draft auto-save
+(static-cond
+ (wl-on-xemacs
+  (defvar wl-save-drafts-timer-name "wl-save-drafts")
+
+  (defun wl-set-save-drafts ()
+    (if (numberp wl-auto-save-drafts-interval)
+       (unless (get-itimer wl-save-drafts-timer-name)
+         (start-itimer wl-save-drafts-timer-name 'wl-save-drafts
+                       wl-auto-save-drafts-interval wl-auto-save-drafts-interval
+                       t))
+      (when (get-itimer wl-save-drafts-timer-name)
+       (delete-itimer wl-save-drafts-timer-name)))))
+ (t
+  (defun wl-set-save-drafts ()
+    (if (numberp wl-auto-save-drafts-interval)
+       (progn
+         (require 'timer)
+         (if (get 'wl-save-drafts 'timer)
+             (progn (timer-set-idle-time (get 'wl-save-drafts 'timer)
+                                         wl-auto-save-drafts-interval t)
+                    (timer-activate-when-idle (get 'wl-save-drafts 'timer)))
+           (put 'wl-save-drafts 'timer
+                (run-with-idle-timer
+                 wl-auto-save-drafts-interval t 'wl-save-drafts))))
+      (when (get 'wl-save-drafts 'timer)
+       (cancel-timer (get 'wl-save-drafts 'timer)))))))
+
 ;; Biff
 (static-cond
  (wl-on-xemacs
@@ -717,13 +709,11 @@ that `read' can handle, whenever this is possible."
   (defun wl-biff-start ()
     (wl-biff-stop)
     (when wl-biff-check-folder-list
-      (wl-biff-check-folders)
       (start-itimer wl-biff-timer-name 'wl-biff-check-folders
-                   wl-biff-check-interval wl-biff-check-interval))))
-
- ((and (condition-case nil (require 'timer) (error nil));; FSFmacs 19+
-       (fboundp 'timer-activate))
+                   wl-biff-check-interval wl-biff-check-interval
+                   wl-biff-use-idle-timer))))
 
+ (t
   (defun wl-biff-stop ()
     (when (get 'wl-biff 'timer)
       (cancel-timer (get 'wl-biff 'timer))))
@@ -731,14 +721,27 @@ that `read' can handle, whenever this is possible."
   (defun wl-biff-start ()
     (require 'timer)
     (when wl-biff-check-folder-list
-      (wl-biff-check-folders)
-      (if (get 'wl-biff 'timer)
-         (timer-activate (get 'wl-biff 'timer))
-       (put 'wl-biff 'timer (run-at-time
+      (if wl-biff-use-idle-timer
+         (if (get 'wl-biff 'timer)
+             (progn (timer-set-idle-time (get 'wl-biff 'timer)
+                                         wl-biff-check-interval t)
+                    (timer-activate-when-idle (get 'wl-biff 'timer)))
+           (put 'wl-biff 'timer
+                (run-with-idle-timer
+                 wl-biff-check-interval t 'wl-biff-event-handler)))
+       (if (get 'wl-biff 'timer)
+           (progn
+             (timer-set-time (get 'wl-biff 'timer)
                              (timer-next-integral-multiple-of-time
                               (current-time) wl-biff-check-interval)
-                             wl-biff-check-interval
-                             'wl-biff-event-handler)))))
+                             wl-biff-check-interval)
+             (timer-activate (get 'wl-biff 'timer)))
+         (put 'wl-biff 'timer
+              (run-at-time
+               (timer-next-integral-multiple-of-time
+                (current-time) wl-biff-check-interval)
+               wl-biff-check-interval
+               'wl-biff-event-handler))))))
 
   (defun-maybe timer-next-integral-multiple-of-time (time secs)
     "Yield the next value after TIME that is an integral multiple of SECS.
@@ -796,10 +799,7 @@ This function is imported from Emacs 20.7."
            (timer-set-time timer (timer-next-integral-multiple-of-time
                                   current wl-biff-check-interval)
                            wl-biff-check-interval)
-           (timer-activate timer))))))
- (t
-  (fset 'wl-biff-stop 'ignore)
-  (fset 'wl-biff-start 'ignore)))
+           (timer-activate timer)))))))
 
 (defsubst wl-biff-notify (new-mails notify-minibuf)
   (when (and (not wl-modeline-biff-status) (> new-mails 0))
@@ -834,7 +834,8 @@ This function is imported from Emacs 20.7."
            (while flist
              (setq folder (wl-folder-get-elmo-folder (car flist))
                    flist (cdr flist))
-             (when (elmo-folder-plugged-p folder)
+             (when (and (elmo-folder-plugged-p folder)
+                        (elmo-folder-exists-p folder))
                (setq new-mails
                      (+ new-mails
                         (nth 0 (wl-biff-check-folder folder))))))
@@ -864,23 +865,26 @@ This function is imported from Emacs 20.7."
   (wl-biff-notify (car diff) (nth 2 data)))
 
 (defun wl-biff-check-folder-async (folder notify-minibuf)
-  (when (elmo-folder-plugged-p folder)
-    (elmo-folder-set-biff-internal folder t)
-    (if (and (eq (elmo-folder-type-internal folder) 'imap4)
-            (elmo-folder-use-flag-p folder))
-       ;; Check asynchronously only when IMAP4 and use server diff.
-       (progn
-         (setq elmo-folder-diff-async-callback
-               'wl-biff-check-folder-async-callback)
-         (setq elmo-folder-diff-async-callback-data
-               (list (elmo-folder-name-internal folder)
-                     (get-buffer wl-folder-buffer-name)
-                     notify-minibuf))
-         (elmo-folder-diff-async folder))
-      (unwind-protect
-         (wl-biff-notify (car (wl-biff-check-folder folder))
-                         notify-minibuf)
-       (setq wl-biff-check-folders-running nil)))))
+  (if (and (elmo-folder-plugged-p folder)
+          (wl-folder-entity-exists-p (elmo-folder-name-internal folder)))
+      (progn
+       (elmo-folder-set-biff-internal folder t)
+       (if (and (eq (elmo-folder-type-internal folder) 'imap4)
+                (elmo-folder-use-flag-p folder))
+           ;; Check asynchronously only when IMAP4 and use server diff.
+           (progn
+             (setq elmo-folder-diff-async-callback
+                   'wl-biff-check-folder-async-callback)
+             (setq elmo-folder-diff-async-callback-data
+                   (list (elmo-folder-name-internal folder)
+                         (get-buffer wl-folder-buffer-name)
+                         notify-minibuf))
+             (elmo-folder-diff-async folder))
+         (unwind-protect
+             (wl-biff-notify (car (wl-biff-check-folder folder))
+                             notify-minibuf)
+           (setq wl-biff-check-folders-running nil))))
+    (setq wl-biff-check-folders-running nil)))
 
 (if (and (fboundp 'regexp-opt)
         (not (featurep 'xemacs)))
@@ -991,6 +995,72 @@ is enclosed by at least one regexp grouping construct."
           (with-current-buffer src
             (symbol-value variable))))))
 
+;;; Search Condition
+(defun wl-read-search-condition (default)
+  "Read search condition string interactively."
+  (wl-read-search-condition-internal "Search by" default))
+
+(defun wl-read-search-condition-internal (prompt default &optional paren)
+  (let* ((completion-ignore-case t)
+        (denial-fields (nconc (mapcar 'capitalize elmo-msgdb-extra-fields)
+                              '("Flag" "Since" "Before"
+                                "From" "Subject" "To" "Cc" "Body" "ToCc")))
+        (field (completing-read
+                (format "%s (%s): " prompt default)
+                (mapcar 'list
+                        (append '("AND" "OR" "Last" "First")
+                                denial-fields
+                                (mapcar (lambda (f) (concat "!" f))
+                                        denial-fields)))))
+        value)
+    (setq field (if (string= field "")
+                   (setq field default)
+                 field))
+    (cond
+     ((or (string= field "AND") (string= field "OR"))
+      (concat (if paren "(" "")
+             (wl-read-search-condition-internal
+              (concat field "(1) Search by") default 'paren)
+             (if (string= field "AND") "&" "|")
+             (wl-read-search-condition-internal
+              (concat field "(2) Search by") default 'paren)
+             (if paren ")" "")))
+     ((string-match "Since\\|Before" field)
+      (let ((default (format-time-string "%Y-%m-%d")))
+       (setq value (completing-read
+                    (format "Value for '%s' [%s]: " field default)
+                    (mapcar (function
+                             (lambda (x)
+                               (list (format "%s" (car x)))))
+                            elmo-date-descriptions)))
+       (concat (downcase field) ":"
+               (if (equal value "") default value))))
+     ((string-match "!?Flag" field)
+      (while (null value)
+       (setq value (downcase
+                    (completing-read
+                     (format "Value for '%s': " field)
+                     (mapcar (lambda (f) (list (capitalize (symbol-name f))))
+                             (elmo-uniq-list
+                              (append
+                               '(unread answered forwarded digest any)
+                               (copy-sequence elmo-global-flags))
+                              #'delq)))))
+       (unless (elmo-flag-valid-p value)
+         (message "Invalid char in `%s'" value)
+         (setq value nil)
+         (sit-for 1)))
+      (unless (string-match (concat "^" elmo-condition-atom-regexp "$")
+                           value)
+       (setq value (prin1-to-string value)))
+      (concat (downcase field) ":" value))
+     (t
+      (setq value (read-from-minibuffer (format "Value for '%s': " field)))
+      (unless (string-match (concat "^" elmo-condition-atom-regexp "$")
+                           value)
+       (setq value (prin1-to-string value)))
+      (concat (downcase field) ":" value)))))
+
 (require 'product)
 (product-provide (provide 'wl-util) (require 'wl-version))