;;; (lambda ()
;;; (define-key wl-draft-mode-map "\M-\t" 'lsdb-complete-name)))
+;;; For Mew, put the following lines into your ~/.mew:
+;;; (autoload 'lsdb-mew-insinuate "lsdb")
+;;; (add-hook 'mew-init-hook 'lsdb-mew-insinuate)
+;;; (add-hook 'mew-draft-mode-hook
+;;; (lambda ()
+;;; (define-key mew-draft-header-map "\M-I" 'lsdb-complete-name)))
+
;;; Code:
(require 'poem)
+(require 'pces)
(require 'mime)
+(require 'static)
;;;_* USER CUSTOMIZATION VARIABLES:
(defgroup lsdb nil
:group 'lsdb
:type 'file)
-(defcustom lsdb-file-coding-system 'iso-2022-jp
+(defcustom lsdb-file-coding-system (find-coding-system 'iso-2022-jp)
"Coding system for `lsdb-file'."
:group 'lsdb
:type 'symbol)
(defcustom lsdb-interesting-header-alist
'(("Organization" nil organization)
- ("\\(X-\\)?User-Agent\\|X-Mailer" nil user-agent)
+ ("\\(X-\\)?User-Agent\\|X-Mailer\\|X-Newsreader" nil user-agent)
("\\(X-\\)?ML-Name" nil mailing-list)
- ("X-Attribution\\|X-cite-me" nil attribution))
+ ("List-Id" "\\(.*\\)[ \t]+<[^>]+>\\'" mailing-list "\\1")
+ ("X-Sequence" "\\(.*\\)[ \t]+[0-9]+\\'" mailing-list "\\1")
+ ("Delivered-To" "mailing list[ \t]+\\([^@]+\\)@.*" mailing-list "\\1")
+ ("\\(X-URL\\|X-URI\\)" nil www)
+ ("X-Attribution\\|X-cite-me" nil attribution)
+ ("X-Face" nil x-face))
"Alist of headers we are interested in.
The format of elements of this list should be
(FIELD-NAME REGEXP ENTRY STRING)
(defcustom lsdb-entry-type-alist
'((net 5 ?,)
- (creation-date 2)
- (last-modified 2)
- (mailing-list 3 ?,)
- (attribution 3 ?.)
- (organization 3)
- (score -1))
- "Alist of entries to display.
+ (creation-date 2 ?. t)
+ (last-modified 3 ?. t)
+ (mailing-list 4 ?,)
+ (attribution 4 ?.)
+ (organization 4)
+ (www 4)
+ (aka 4)
+ (score -1)
+ (x-face -1))
+ "Alist of entry types for presentation.
The format of elements of this list should be
- (ENTRY SCORE CLASS)
-where the last element is optional."
+ (ENTRY SCORE [CLASS READ-ONLY])
+where the last two elements are optional.
+Possible values for CLASS are `?.' and '?,'. If CLASS is `?.', the
+entry takes a unique value which is overridden by newly assigned one
+by `lsdb-mode-edit-entry' or such a command. If CLASS is `?,', the
+entry can have multiple values separated by commas.
+If the fourth element READ-ONLY is non-nil, it is assumed that the
+entry cannot be modified."
:group 'lsdb
:type 'list)
:group 'lsdb
:type 'function)
-(defcustom lsdb-print-record-function
- #'lsdb-print-record
- "Function to print LSDB record."
+(defcustom lsdb-lookup-full-name-functions
+ '(lsdb-lookup-full-name-from-address-cache)
+ "List of functions to pick up the existing full-name of the sender.
+The sender is passed to each function as the argument."
:group 'lsdb
- :type 'function)
+ :type 'hook)
+
+(defcustom lsdb-update-record-functions
+ '(lsdb-update-address-cache)
+ "List of functions called after a record is updated.
+The updated record is passed to each function as the argument."
+ :group 'lsdb
+ :type 'hook)
+
+(defcustom lsdb-secondary-hash-tables
+ '(lsdb-address-cache)
+ "List of the hash tables for reverse lookup"
+ :group 'lsdb
+ :type 'list)
(defcustom lsdb-window-max-height 7
"Maximum number of lines used to display LSDB record."
:group 'lsdb
:type 'integer)
+(defcustom lsdb-x-face-command-alist
+ '((pbm "{ echo '/* Width=48, Height=48 */'; uncompface; } | icontopbm | pnmscale 0.5")
+ (xpm "{ echo '/* Width=48, Height=48 */'; uncompface; } | icontopbm | pnmscale 0.5 | ppmtoxpm"))
+ "An alist from an image type to a command to be executed to display an X-Face header.
+The command will be executed in a sub-shell asynchronously.
+The compressed face will be piped to this command."
+ :group 'lsdb
+ :type 'list)
+
+(defcustom lsdb-insert-x-face-function
+ (if (static-if (featurep 'xemacs)
+ (featurep 'xpm)
+ (and (>= emacs-major-version 21)
+ (fboundp 'image-type-available-p)
+ (or (image-type-available-p 'pbm)
+ (image-type-available-p 'xpm))))
+ #'lsdb-insert-x-face-asynchronously)
+ "Function to display X-Face."
+ :group 'lsdb
+ :type 'function)
+
+(defcustom lsdb-print-record-hook '(lsdb-expose-x-face)
+ "A hook called after a record is displayed."
+ :group 'lsdb
+ :type 'hook)
+
+(defcustom lsdb-display-records-sort-predicate nil
+ "A predicate to sort records."
+ :group 'lsdb
+ :type 'function)
+
+(defgroup lsdb-edit-form nil
+ "A mode for editing forms."
+ :group 'lsdb)
+
+(defcustom lsdb-edit-form-mode-hook nil
+ "Hook run in `lsdb-edit-form-mode' buffers."
+ :group 'lsdb-edit-form
+ :type 'hook)
+
+(defcustom lsdb-shell-file-name "/bin/sh"
+ "File name to load inferior shells from.
+Bourne shell or its equivalent \(not tcsh) is needed for \"2>\"."
+ :group 'lsdb
+ :type 'string)
+
+(defcustom lsdb-shell-command-switch "-c"
+ "Switch used to have the shell execute its command line argument."
+ :group 'lsdb
+ :type 'string)
+
;;;_. Faces
(defface lsdb-header-face
'((t (:underline t)))
(defvar lsdb-field-body-face 'lsdb-field-body-face)
(defconst lsdb-font-lock-keywords
- '(("^\\sw.*$"
+ '(("^\\sw[^\r\n]*"
(0 lsdb-header-face))
("^\t\t.*$"
(0 lsdb-field-body-face))
(put 'lsdb-mode 'font-lock-defaults '(lsdb-font-lock-keywords t))
;;;_* CODE - no user customizations below
+;;;_. Internal Variables
(defvar lsdb-hash-table nil
"Internal hash table to hold LSDB records.")
+(defvar lsdb-address-cache nil
+ "The reverse lookup table for `lsdb-hash-table'.
+It represents address to full-name mapping.")
+
(defvar lsdb-buffer-name "*LSDB*"
"Buffer name to display LSDB record.")
-(defvar lsdb-hash-table-is-dirty nil
- "Flag to indicate whether the hash table needs to be saved.")
+(defvar lsdb-hash-tables-are-dirty nil
+ "Flag to indicate whether the internal hash tables need to be saved.")
+
+(defvar lsdb-known-entry-names
+ (make-vector 29 0)
+ "An obarray used to complete an entry name.")
;;;_. Hash Table Emulation
-(if (fboundp 'make-hash-table)
+(if (and (fboundp 'make-hash-table)
+ (subrp (symbol-function 'make-hash-table)))
(progn
(defalias 'lsdb-puthash 'puthash)
(defalias 'lsdb-gethash 'gethash)
(mapatoms
(lambda (symbol)
(funcall function (symbol-name symbol) (symbol-value symbol)))
- hash-table))
+ (nth 1 hash-table)))
(defun lsdb-hash-table-size (hash-table)
"Return the size of HASH-TABLE.
This is the current number of slots in HASH-TABLE, whether occupied or not."
(list 0 (make-vector (or (plist-get args :size) 29) 0))))
;;;_. Hash Table Reader/Writer
+(defconst lsdb-secondary-hash-table-start-format
+ ";;; %S\n")
+
+(defsubst lsdb-secondary-hash-table-start (hash-table)
+ (format lsdb-secondary-hash-table-start-format hash-table))
+
(eval-and-compile
(condition-case nil
(progn
;; In XEmacs, hash tables can also be created by the lisp reader
;; using structure syntax.
(read-from-string "#s(hash-table)")
- (defun lsdb-load-file (file)
- "Read the contents of FILE into a hash table."
- (save-excursion
- (set-buffer (find-file-noselect file))
- (re-search-forward "^#s")
- (beginning-of-line)
- (read (point-min-marker)))))
+ (defalias 'lsdb-read 'read))
(invalid-read-syntax
- (defun lsdb-load-file (file)
- "Read the contents of FILE into a hash table."
- (let* ((plist
- (with-temp-buffer
- (insert-file-contents file)
- (save-excursion
- (re-search-forward "^#s")
- (replace-match "")
- (beginning-of-line)
- (cdr (read (point-marker))))))
- (size (plist-get plist 'size))
- (data (plist-get plist 'data))
- (hash-table (lsdb-make-hash-table :size size :test 'equal)))
- (while data
- (lsdb-puthash (pop data) (pop data) hash-table))
- hash-table)))))
-
-(defun lsdb-save-file (file hash-table)
- "Write the entries within HASH-TABLE into FILE."
- (let ((coding-system-for-write lsdb-file-coding-system))
- (with-temp-file file
+ (defun lsdb-read (&optional marker)
+ "Read one Lisp expression as text from MARKER, return as Lisp object."
+ (save-excursion
+ (goto-char marker)
+ (if (looking-at "^#s(")
+ (with-temp-buffer
+ (buffer-disable-undo)
+ (insert-buffer-substring (marker-buffer marker) marker)
+ (goto-char (point-min))
+ (delete-char 2)
+ (let ((object (read (current-buffer)))
+ hash-table data)
+ (if (eq 'hash-table (car object))
+ (progn
+ (setq hash-table
+ (lsdb-make-hash-table
+ :size (plist-get (cdr object) 'size)
+ :test 'equal)
+ data (plist-get (cdr object) 'data))
+ (while data
+ (lsdb-puthash (pop data) (pop data) hash-table))
+ hash-table)
+ object)))))))))
+
+(defun lsdb-load-hash-tables ()
+ "Read the contents of `lsdb-file' into the internal hash tables."
+ (let ((buffer (find-file-noselect lsdb-file))
+ tables)
+ (unwind-protect
+ (save-excursion
+ (set-buffer buffer)
+ (goto-char (point-min))
+ (re-search-forward "^#s(")
+ (goto-char (match-beginning 0))
+ (setq lsdb-hash-table (lsdb-read (point-marker)))
+ ;; Load the secondary hash tables following.
+ (setq tables lsdb-secondary-hash-tables)
+ (while tables
+ (if (re-search-forward
+ (concat "^" (lsdb-secondary-hash-table-start
+ (car tables)))
+ nil t)
+ (set (car tables) (lsdb-read (point-marker))))
+ (setq tables (cdr tables))))
+ (kill-buffer buffer))))
+
+(defun lsdb-insert-hash-table (hash-table)
+ (insert "#s(hash-table size "
+ ;; Reduce the actual size of the close hash table, because
+ ;; XEmacs doesn't have a distinction between index-size and
+ ;; hash-table-size.
+ (number-to-string (lsdb-hash-table-count hash-table))
+ " test equal data (")
+ (lsdb-maphash
+ (lambda (key value)
+ (insert (prin1-to-string key) " " (prin1-to-string value) " "))
+ hash-table)
+ (insert "))"))
+
+(defun lsdb-save-hash-tables ()
+ "Write the records within the internal hash tables into `lsdb-file'."
+ (let ((coding-system-for-write lsdb-file-coding-system)
+ tables)
+ (with-temp-file lsdb-file
(if (and (or (featurep 'mule)
(featurep 'file-coding))
lsdb-file-coding-system)
- (insert ";;; -*- coding: "
- (if (symbolp lsdb-file-coding-system)
- (symbol-name lsdb-file-coding-system)
- ;; XEmacs
- (coding-system-name lsdb-file-coding-system))
- " -*-\n"))
- (insert "#s(hash-table size "
- (number-to-string (lsdb-hash-table-size hash-table))
- " test equal data (")
- (lsdb-maphash
- (lambda (key value)
- (insert (prin1-to-string key) " " (prin1-to-string value) " "))
- hash-table)
- (insert "))"))))
-
-(defun lsdb-offer-save ()
- (if (and lsdb-hash-table-is-dirty
- (y-or-n-p "Save the LSDB now?"))
- (lsdb-save-file lsdb-file lsdb-hash-table)))
+ (let ((coding-system-name
+ (if (symbolp lsdb-file-coding-system)
+ (symbol-name lsdb-file-coding-system)
+ ;; XEmacs
+ (static-if (featurep 'xemacs)
+ (symbol-name (coding-system-name
+ lsdb-file-coding-system))))))
+ (if coding-system-name
+ (insert ";;; -*- coding: " coding-system-name " -*-\n"))))
+ (lsdb-insert-hash-table lsdb-hash-table)
+ ;; Save the secondary hash tables following.
+ (setq tables lsdb-secondary-hash-tables)
+ (while tables
+ (insert "\n" (lsdb-secondary-hash-table-start
+ (car tables)))
+ (lsdb-insert-hash-table (symbol-value (car tables)))
+ (setq tables (cdr tables))))))
;;;_. Mail Header Extraction
(defun lsdb-fetch-field-bodies (regexp)
(let ((components (std11-extract-address-components string)))
(if (nth 1 components)
(if (car components)
- (list (nth 1 components)
- (funcall lsdb-canonicalize-full-name-function
- (car components)))
+ (list (funcall lsdb-canonicalize-full-name-function
+ (car components))
+ (nth 1 components))
(list (nth 1 components) (nth 1 components))))))
;; stolen (and renamed) from nnheader.el
(set-buffer-multibyte multibyte))))
;;;_. Record Management
-(defun lsdb-maybe-load-file ()
+(defun lsdb-maybe-load-secondary-hash-tables ()
+ (let ((tables lsdb-secondary-hash-tables))
+ (while tables
+ (unless (symbol-value (car tables))
+ (set (car tables) (lsdb-make-hash-table :test 'equal))
+ (lsdb-maphash
+ (lambda (key value)
+ (run-hook-with-args
+ 'lsdb-update-record-functions
+ (cons key value)))
+ lsdb-hash-table)
+ (setq lsdb-hash-tables-are-dirty t))
+ (setq tables (cdr tables)))))
+
+(defun lsdb-maybe-load-hash-tables ()
(unless lsdb-hash-table
(if (file-exists-p lsdb-file)
- (setq lsdb-hash-table (lsdb-load-file lsdb-file))
- (setq lsdb-hash-table (lsdb-make-hash-table :test 'equal)))))
+ (lsdb-load-hash-tables)
+ (setq lsdb-hash-table (lsdb-make-hash-table :test 'equal)))
+ (lsdb-maybe-load-secondary-hash-tables)))
+;;;_ : Fallback Lookup Functions
+;;;_ , #1 Address Cache
+(defun lsdb-lookup-full-name-from-address-cache (sender)
+ (lsdb-gethash (nth 1 sender) lsdb-address-cache))
+
+(defun lsdb-update-address-cache (record)
+ (let ((net (cdr (assq 'net record))))
+ (while net
+ (lsdb-puthash (pop net) (car record) lsdb-address-cache))))
+
+;;;_ , #2 Iterate on the All Records (very slow)
+(defun lsdb-lookup-full-name-by-fuzzy-matching (sender)
+ (let ((names
+ (if (string-match
+ "\\`\\(.+\\)[ \t]+\\(/[ \t]+\\|(\\([^)]+\\))\\)"
+ (car sender))
+ (if (match-beginning 3)
+ (list (match-string 1 (car sender))
+ (match-string 3 (car sender)))
+ (list (match-string 1 (car sender))
+ (substring (car sender) (match-end 0))))
+ (list (car sender))))
+ (case-fold-search t))
+ (catch 'found
+ (lsdb-maphash
+ (lambda (key value)
+ (while names
+ (if (or (string-match
+ (concat "\\<" (regexp-quote (car names)) "\\>")
+ key)
+ (string-match
+ (concat
+ "\\<"
+ (regexp-quote
+ (mapconcat #'identity
+ (nreverse (split-string (car names)))
+ " "))
+ "\\>")
+ key)
+ ;; Don't assume that we are using address cache.
+ (member (nth 1 sender) (cdr (assq 'net value))))
+ (throw 'found key))
+ (setq names (cdr names))))
+ lsdb-hash-table))))
+
+;;;_ : Update Records
(defun lsdb-update-record (sender &optional interesting)
- (let ((old (lsdb-gethash (nth 1 sender) lsdb-hash-table))
- (new (cons (cons 'net (list (car sender)))
+ (let ((old (lsdb-gethash (car sender) lsdb-hash-table))
+ (new (cons (cons 'net (list (nth 1 sender)))
interesting))
merged
- record)
+ record
+ full-name)
+ ;; Look for the existing record from the reverse hash table.
+ ;; If it is found, regsiter the current full-name as AKA.
+ (unless old
+ (setq full-name
+ (run-hook-with-args-until-success
+ 'lsdb-lookup-full-name-functions
+ sender))
+ (when full-name
+ (setq old (lsdb-gethash full-name lsdb-hash-table)
+ new (cons (list 'aka (car sender)) new))
+ (setcar sender full-name)))
(unless old
(setq new (cons (cons 'creation-date (format-time-string "%Y-%m-%d"))
new)))
(setq merged (lsdb-merge-record-entries old new)
- record (cons (nth 1 sender) merged))
+ record (cons (car sender) merged))
(unless (equal merged old)
(let ((entry (assq 'last-modified (cdr record)))
(last-modified (format-time-string "%Y-%m-%d")))
(setcdr entry last-modified)
(setcdr record (cons (cons 'last-modified last-modified)
(cdr record)))))
- (lsdb-puthash (car record) (copy-sequence (cdr record))
+ (lsdb-puthash (car record) (cdr record)
lsdb-hash-table)
- (setq lsdb-hash-table-is-dirty t))
+ (run-hook-with-args 'lsdb-update-record-functions record)
+ (setq lsdb-hash-tables-are-dirty t))
record))
(defun lsdb-update-records ()
- (lsdb-maybe-load-file)
+ (lsdb-maybe-load-hash-tables)
(let (senders recipients interesting alist records bodies entry)
(save-restriction
(std11-narrow-to-header)
(setq alist lsdb-interesting-header-alist)
(while alist
(setq bodies
- (mapcar
- (lambda (field-body)
- (if (and (nth 1 (car alist))
- (string-match (nth 1 (car alist)) field-body))
- (replace-match (nth 3 (car alist)) nil nil field-body)
- field-body))
- (lsdb-fetch-field-bodies (car (car alist)))))
+ (delq nil (mapcar
+ (lambda (field-body)
+ (if (nth 1 (car alist))
+ (and (string-match (nth 1 (car alist))
+ field-body)
+ (replace-match (nth 3 (car alist))
+ nil nil field-body))
+ field-body))
+ (lsdb-fetch-field-bodies (car (car alist))))))
(when bodies
(setq entry (or (nth 2 (car alist))
'notes))
(shrink-window-if-larger-than-buffer)
(if (> (setq height (window-height))
lsdb-window-max-height)
- (shrink-window (- height lsdb-window-max-height))
- (shrink-window-if-larger-than-buffer)))))
+ (shrink-window (- height lsdb-window-max-height)))
+ (set-window-start window (point-min)))))
(defun lsdb-display-record (record)
+ "Display only one RECORD, then shrink the window as possible."
(let ((temp-buffer-show-function
(function lsdb-temp-buffer-show-function)))
- (with-output-to-temp-buffer lsdb-buffer-name
- (set-buffer standard-output)
- (funcall lsdb-print-record-function record)
- (lsdb-mode))))
+ (lsdb-display-records (list record))))
+
+(defun lsdb-display-records (records)
+ (with-output-to-temp-buffer lsdb-buffer-name
+ (set-buffer standard-output)
+ (setq records
+ (sort (copy-sequence records)
+ (or lsdb-display-records-sort-predicate
+ (lambda (record1 record2)
+ (string-lessp (car record1) (car record2))))))
+ (while records
+ (save-restriction
+ (narrow-to-region (point) (point))
+ (lsdb-print-record (car records)))
+ (goto-char (point-max))
+ (setq records (cdr records)))
+ (lsdb-mode)))
+
+(defsubst lsdb-entry-score (entry)
+ (or (nth 1 (assq (car entry) lsdb-entry-type-alist)) 0))
+
+(defun lsdb-insert-entry (entry)
+ (let ((entry-name (capitalize (symbol-name (car entry)))))
+ (intern entry-name lsdb-known-entry-names)
+ (if (>= (lsdb-entry-score entry) 0)
+ (insert "\t" entry-name ": "
+ (if (listp (cdr entry))
+ (mapconcat
+ #'identity (cdr entry)
+ (if (eq ?, (nth 2 (assq (car entry)
+ lsdb-entry-type-alist)))
+ ", "
+ "\n\t\t"))
+ (cdr entry))
+ "\n"))))
(defun lsdb-print-record (record)
(insert (car record) "\n")
(let ((entries
- (sort (cdr record)
+ (sort (copy-sequence (cdr record))
(lambda (entry1 entry2)
- (> (or (nth 1 (assq (car entry1) lsdb-entry-type-alist))
- 0)
- (or (nth 1 (assq (car entry2) lsdb-entry-type-alist))
- 0))))))
+ (> (lsdb-entry-score entry1) (lsdb-entry-score entry2))))))
(while entries
- (insert "\t" (capitalize (symbol-name (car (car entries)))) ": "
- (if (listp (cdr (car entries)))
- (mapconcat #'identity (cdr (car entries))
- (if (eq ?, (nth 2 (assq (car (car entries))
- lsdb-entry-type-alist)))
- ", "
- "\n\t\t"))
- (cdr (car entries)))
- "\n")
- (setq entries (cdr entries)))))
+ (lsdb-insert-entry (car entries))
+ (setq entries (cdr entries))))
+ (add-text-properties (point-min) (point-max)
+ (list 'lsdb-record record))
+ (run-hooks 'lsdb-print-record-hook))
;;;_. Completion
(defvar lsdb-last-completion nil)
(defvar lsdb-last-candidates nil)
(defvar lsdb-last-candidates-pointer nil)
+;;;_ : Matching Highlight
+(defvar lsdb-last-highlight-overlay nil)
+
+(defun lsdb-complete-name-highlight (start end)
+ (make-local-hook 'pre-command-hook)
+ (add-hook 'pre-command-hook 'lsdb-complete-name-highlight-update nil t)
+ (save-excursion
+ (goto-char start)
+ (search-forward lsdb-last-completion end)
+ (setq lsdb-last-highlight-overlay
+ (make-overlay (match-beginning 0) (match-end 0)))
+ (overlay-put lsdb-last-highlight-overlay 'face
+ (or (find-face 'isearch-secondary)
+ 'underline))))
+
+(defun lsdb-complete-name-highlight-update ()
+ (unless (eq 'this-command 'lsdb-complete-name)
+ (if lsdb-last-highlight-overlay
+ (delete-overlay lsdb-last-highlight-overlay))
+ (remove-hook 'pre-command-hook
+ 'lsdb-complete-name-highlight-update t)))
+
+;;;_ : Name Completion
(defun lsdb-complete-name ()
"Complete the user full-name or net-address before point"
(interactive)
+ (lsdb-maybe-load-hash-tables)
(let* ((start
(save-excursion
(re-search-backward "\\(\\`\\|[\n:,]\\)[ \t]*")
(setq lsdb-last-candidates nil
lsdb-last-candidates-pointer nil
lsdb-last-completion (buffer-substring start (point))
- pattern (concat "\\<" lsdb-last-completion))
+ pattern (concat "\\<" (regexp-quote lsdb-last-completion)))
(lsdb-maphash
(lambda (key value)
(let ((net (cdr (assq 'net value))))
(if (string-match pattern (car net))
(push (car net) lsdb-last-candidates))
(setq net (cdr net))))))
- lsdb-hash-table))
+ lsdb-hash-table)
+ ;; Sort candidates by the position where the pattern occurred.
+ (setq lsdb-last-candidates
+ (sort lsdb-last-candidates
+ (lambda (cand1 cand2)
+ (< (if (string-match pattern cand1)
+ (match-beginning 0))
+ (if (string-match pattern cand2)
+ (match-beginning 0)))))))
(unless lsdb-last-candidates-pointer
(setq lsdb-last-candidates-pointer lsdb-last-candidates))
(when lsdb-last-candidates-pointer
(delete-region start (point))
- (insert (pop lsdb-last-candidates-pointer)))))
+ (insert (pop lsdb-last-candidates-pointer))
+ (lsdb-complete-name-highlight start (point)))))
;;;_. Major Mode (`lsdb-mode') Implementation
+;;;_ : Modeline Buffer Identification
+(defconst lsdb-pointer-xpm
+ "/* XPM */
+static char * lsdb_pointer_xpm[] = {
+\"14 14 5 1\",
+\" c None\",
+\"+ c #FF9696\",
+\"@ c #FF0000\",
+\"# c #FF7575\",
+\"$ c #FF5959\",
+\" \",
+\" +++ @@@ \",
+\" +++## @@@@@ \",
+\" ++### @@@@@ \",
+\" +#####@@@@@ \",
+\" +###$$@@@@@ \",
+\" +###$$@@@@@ \",
+\" ##$$$@@@@ \",
+\" #$$$@@@ \",
+\" $$@@@ \",
+\" $@@ \",
+\" @ \",
+\" \",
+\" \"};")
+
+(static-if (featurep 'xemacs)
+ (progn
+ (defvar lsdb-xemacs-modeline-left-extent
+ (copy-extent modeline-buffer-id-left-extent))
+
+ (defvar lsdb-xemacs-modeline-right-extent
+ (copy-extent modeline-buffer-id-right-extent))
+
+ (defun lsdb-modeline-buffer-identification (line)
+ "Decorate 1st element of `mode-line-buffer-identification' LINE.
+Modify whole identification by side effect."
+ (let ((id (car line)) chopped)
+ (if (and (stringp id) (string-match "^LSDB:" id))
+ (progn
+ (setq chopped (substring id 0 (match-end 0))
+ id (substring id (match-end 0)))
+ (nconc
+ (list
+ (let ((glyph
+ (make-glyph
+ (nconc
+ (if (featurep 'xpm)
+ (list (vector 'xpm :data lsdb-pointer-xpm)))
+ (list (vector 'string :data chopped))))))
+ (set-glyph-face glyph 'modeline-buffer-id)
+ (cons lsdb-xemacs-modeline-left-extent glyph))
+ (cons lsdb-xemacs-modeline-right-extent id))
+ (cdr line)))
+ line))))
+ (condition-case nil
+ (progn
+ (require 'image)
+ (defun lsdb-modeline-buffer-identification (line)
+ "Decorate 1st element of `mode-line-buffer-identification' LINE.
+Modify whole identification by side effect."
+ (let ((id (copy-sequence (car line)))
+ (image
+ (if (image-type-available-p 'xpm)
+ (create-image lsdb-pointer-xpm 'xpm t :ascent 'center))))
+ (when (and image
+ (stringp id) (string-match "^LSDB:" id))
+ (add-text-properties 0 (length id)
+ (list 'display image
+ 'rear-nonsticky (list 'display))
+ id)
+ (setcar line id))
+ line)))
+ (error
+ (defalias 'lsdb-modeline-buffer-identification 'identity))))
+
+(defvar lsdb-mode-map
+ (let ((keymap (make-sparse-keymap)))
+ (define-key keymap "a" 'lsdb-mode-add-entry)
+ (define-key keymap "d" 'lsdb-mode-delete-entry)
+ (define-key keymap "e" 'lsdb-mode-edit-entry)
+ (define-key keymap "s" 'lsdb-mode-save)
+ (define-key keymap "q" 'lsdb-mode-quit-window)
+ (define-key keymap "g" 'lsdb-mode-lookup)
+ (define-key keymap "p" 'lsdb-mode-previous-record)
+ (define-key keymap "n" 'lsdb-mode-next-record)
+ (define-key keymap " " 'scroll-up)
+ (define-key keymap [delete] 'scroll-down)
+ (define-key keymap "\177" 'scroll-down)
+ (define-key keymap [backspace] 'scroll-down)
+ keymap)
+ "LSDB's keymap.")
+
+(defvar lsdb-modeline-string "")
+
(define-derived-mode lsdb-mode fundamental-mode "LSDB"
"Major mode for browsing LSDB records."
(setq buffer-read-only t)
- (if (featurep 'xemacs)
+ (static-if (featurep 'xemacs)
;; In XEmacs, setting `font-lock-defaults' only affects on
;; `find-file-hooks'.
(font-lock-set-defaults)
(set (make-local-variable 'font-lock-defaults)
- '(lsdb-font-lock-keywords t))))
+ '(lsdb-font-lock-keywords t)))
+ (make-local-hook 'post-command-hook)
+ (add-hook 'post-command-hook 'lsdb-modeline-update nil t)
+ (make-local-variable 'lsdb-modeline-string)
+ (setq mode-line-buffer-identification
+ (lsdb-modeline-buffer-identification
+ '("LSDB: " lsdb-modeline-string)))
+ (lsdb-modeline-update)
+ (force-mode-line-update))
+
+(defun lsdb-modeline-update ()
+ (let ((record
+ (get-text-property (if (eobp) (point-min) (point)) 'lsdb-record))
+ net)
+ (if record
+ (progn
+ (setq net (car (cdr (assq 'net (cdr record)))))
+ (if (equal net (car record))
+ (setq lsdb-modeline-string net)
+ (setq lsdb-modeline-string (concat (car record) " <" net ">"))))
+ (setq lsdb-modeline-string ""))))
+
+(defun lsdb-narrow-to-record ()
+ "Narrow to the current record."
+ (let ((end (next-single-property-change (point) 'lsdb-record nil
+ (point-max))))
+ (narrow-to-region
+ (previous-single-property-change (point) 'lsdb-record nil (point-min))
+ end)
+ (goto-char (point-min))))
+
+(defun lsdb-current-record ()
+ "Return the current record name."
+ (let ((record (get-text-property (point) 'lsdb-record)))
+ (unless record
+ (error "There is nothing to follow here"))
+ record))
+
+(defun lsdb-current-entry ()
+ "Return the current entry name.
+If the point is not on a entry line, it prompts to select a entry in
+the current record."
+ (save-excursion
+ (beginning-of-line)
+ (if (looking-at "^[^\t]")
+ (let ((record (lsdb-current-record))
+ (completion-ignore-case t))
+ (completing-read
+ "Which entry to modify: "
+ (mapcar (lambda (entry)
+ (list (capitalize (symbol-name (car entry)))))
+ (cdr record))))
+ (end-of-line)
+ (re-search-backward "^\t\\([^\t][^:]+\\):")
+ (match-string 1))))
+
+(defun lsdb-mode-add-entry (entry-name)
+ "Add an entry on the current line."
+ (interactive
+ (let ((completion-ignore-case t))
+ (list (completing-read "Entry name: " lsdb-known-entry-names))))
+ (beginning-of-line)
+ (unless (symbolp entry-name)
+ (setq entry-name (intern (downcase entry-name))))
+ (when (assq entry-name (cdr (lsdb-current-record)))
+ (error "The entry already exists"))
+ (let ((marker (point-marker)))
+ (lsdb-edit-form
+ nil "Editing the entry."
+ `(lambda (form)
+ (when form
+ (save-excursion
+ (set-buffer lsdb-buffer-name)
+ (goto-char ,marker)
+ (let ((record (lsdb-current-record))
+ (inhibit-read-only t)
+ buffer-read-only)
+ (setcdr record (cons (cons ',entry-name form) (cdr record)))
+ (lsdb-puthash (car record) (cdr record)
+ lsdb-hash-table)
+ (run-hook-with-args 'lsdb-update-record-functions record)
+ (setq lsdb-hash-tables-are-dirty t)
+ (beginning-of-line 2)
+ (add-text-properties
+ (point)
+ (progn
+ (lsdb-insert-entry (cons ',entry-name form))
+ (point))
+ (list 'lsdb-record record)))))))))
+
+(defun lsdb-mode-delete-entry (&optional entry-name dont-update)
+ "Delete the entry on the current line."
+ (interactive)
+ (let ((record (lsdb-current-record))
+ entry)
+ (or entry-name
+ (setq entry-name (lsdb-current-entry)))
+ (setq entry (assq (intern (downcase entry-name)) (cdr record)))
+ (when (and entry
+ (not dont-update))
+ (setcdr record (delq entry (cdr record)))
+ (lsdb-puthash (car record) (cdr record)
+ lsdb-hash-table)
+ (run-hook-with-args 'lsdb-update-record-functions record)
+ (setq lsdb-hash-tables-are-dirty t))
+ (save-restriction
+ (lsdb-narrow-to-record)
+ (let ((case-fold-search t)
+ (inhibit-read-only t)
+ buffer-read-only)
+ (goto-char (point-min))
+ (if (re-search-forward
+ (concat "^\t" (or entry-name
+ (lsdb-current-entry))
+ ":")
+ nil t)
+ (delete-region (match-beginning 0)
+ (if (re-search-forward
+ "^\t[^\t][^:]+:" nil t)
+ (match-beginning 0)
+ (point-max))))))))
+
+(defun lsdb-mode-edit-entry ()
+ "Edit the entry on the current line."
+ (interactive)
+ (let* ((record (lsdb-current-record))
+ (entry-name (intern (downcase (lsdb-current-entry))))
+ (entry (assq entry-name (cdr record)))
+ (marker (point-marker)))
+ (lsdb-edit-form
+ (cdr entry) "Editing the entry."
+ `(lambda (form)
+ (unless (equal form ',(cdr entry))
+ (save-excursion
+ (set-buffer lsdb-buffer-name)
+ (goto-char ,marker)
+ (let* ((record (lsdb-current-record))
+ (entry (assq ',entry-name (cdr record)))
+ (inhibit-read-only t)
+ buffer-read-only)
+ (setcdr entry form)
+ (run-hook-with-args 'lsdb-update-record-functions record)
+ (setq lsdb-hash-tables-are-dirty t)
+ (lsdb-mode-delete-entry (symbol-name ',entry-name) t)
+ (beginning-of-line)
+ (add-text-properties
+ (point)
+ (progn
+ (lsdb-insert-entry (cons ',entry-name form))
+ (point))
+ (list 'lsdb-record record)))))))))
+
+(defun lsdb-mode-save (&optional dont-ask)
+ "Save LSDB hash table into `lsdb-file'."
+ (interactive)
+ (if (not lsdb-hash-tables-are-dirty)
+ (message "(No changes need to be saved)")
+ (when (or (interactive-p)
+ dont-ask
+ (y-or-n-p "Save the LSDB now?"))
+ (lsdb-save-hash-tables)
+ (setq lsdb-hash-tables-are-dirty nil)
+ (message "The LSDB was saved successfully."))))
+
+(defun lsdb-mode-quit-window (&optional kill window)
+ "Quit the current buffer.
+It partially emulates the GNU Emacs' of `quit-window'."
+ (interactive "P")
+ (unless window
+ (setq window (selected-window)))
+ (let ((buffer (window-buffer window)))
+ (unless (save-selected-window
+ (select-window window)
+ (one-window-p))
+ (delete-window window))
+ (if kill
+ (kill-buffer buffer)
+ (bury-buffer buffer))))
+
+(defun lsdb-mode-hide-buffer ()
+ "Hide the LSDB window."
+ (let ((window (get-buffer-window lsdb-buffer-name)))
+ (if window
+ (lsdb-mode-quit-window nil window))))
+
+(defun lsdb-lookup-records (regexp &optional entry-name)
+ "Return the all records in the LSDB matching the REGEXP.
+If the optional 2nd argument ENTRY-NAME is given, matching only
+performed against the entry field."
+ (let (records)
+ (lsdb-maphash
+ (if entry-name
+ (progn
+ (unless (symbolp entry-name)
+ (setq entry-name (intern (downcase entry-name))))
+ (lambda (key value)
+ (let ((entry (cdr (assq entry-name value)))
+ found)
+ (unless (listp entry)
+ (setq entry (list entry)))
+ (while (and (not found) entry)
+ (if (string-match regexp (pop entry))
+ (setq found t)))
+ (if found
+ (push (cons key value) records)))))
+ (lambda (key value)
+ (if (string-match regexp key)
+ (push (cons key value) records))))
+ lsdb-hash-table)
+ records))
+
+(defvar lsdb-mode-lookup-history nil)
+
+(defun lsdb-mode-lookup (regexp &optional entry-name)
+ "Display the all records in the LSDB matching the REGEXP.
+If the optional 2nd argument ENTRY-NAME is given, matching only
+performed against the entry field."
+ (interactive
+ (let* ((completion-ignore-case t)
+ (entry-name
+ (if current-prefix-arg
+ (completing-read "Entry name: "
+ lsdb-known-entry-names))))
+ (list
+ (read-from-minibuffer
+ (if entry-name
+ (format "Search records `%s' regexp: " entry-name)
+ "Search records regexp: ")
+ nil nil nil 'lsdb-mode-lookup-history)
+ entry-name)))
+ (lsdb-maybe-load-hash-tables)
+ (let ((records (lsdb-lookup-records regexp entry-name)))
+ (if records
+ (lsdb-display-records records))))
+
+;;;###autoload
+(defalias 'lsdb 'lsdb-mode-lookup)
+
+(defun lsdb-mode-next-record (&optional arg)
+ "Go to the next record."
+ (interactive "p")
+ (unless arg ;called noninteractively?
+ (setq arg 1))
+ (if (< arg 0)
+ (lsdb-mode-previous-record (- arg))
+ (while (> arg 0)
+ (goto-char (next-single-property-change
+ (point) 'lsdb-record nil (point-max)))
+ (setq arg (1- arg)))))
+
+(defun lsdb-mode-previous-record (&optional arg)
+ "Go to the previous record."
+ (interactive "p")
+ (unless arg ;called noninteractively?
+ (setq arg 1))
+ (if (< arg 0)
+ (lsdb-mode-next-record (- arg))
+ (while (> arg 0)
+ (goto-char (previous-single-property-change
+ (point) 'lsdb-record nil (point-min)))
+ (setq arg (1- arg)))))
+
+;;;_ : Edit Forms -- stolen (and renamed) from gnus-eform.el
+(defvar lsdb-edit-form-buffer "*LSDB edit form*")
+(defvar lsdb-edit-form-done-function nil)
+(defvar lsdb-previous-window-configuration nil)
+
+(defvar lsdb-edit-form-mode-map
+ (let ((keymap (make-sparse-keymap)))
+ (set-keymap-parent keymap emacs-lisp-mode-map)
+ (define-key keymap "\C-c\C-c" 'lsdb-edit-form-done)
+ (define-key keymap "\C-c\C-k" 'lsdb-edit-form-exit)
+ keymap)
+ "Edit form's keymap.")
+
+(defun lsdb-edit-form-mode ()
+ "Major mode for editing forms.
+It is a slightly enhanced emacs-lisp-mode.
+
+\\{lsdb-edit-form-mode-map}"
+ (interactive)
+ (kill-all-local-variables)
+ (setq major-mode 'lsdb-edit-form-mode
+ mode-name "LSDB Edit Form")
+ (use-local-map lsdb-edit-form-mode-map)
+ (make-local-variable 'lsdb-edit-form-done-function)
+ (make-local-variable 'lsdb-previous-window-configuration)
+ (run-hooks 'lsdb-edit-form-mode-hook))
+
+(defun lsdb-edit-form (form documentation exit-func)
+ "Edit FORM in a new buffer.
+Call EXIT-FUNC on exit. Display DOCUMENTATION in the beginning
+of the buffer."
+ (let ((window-configuration
+ (current-window-configuration)))
+ (switch-to-buffer (get-buffer-create lsdb-edit-form-buffer))
+ (lsdb-edit-form-mode)
+ (setq lsdb-previous-window-configuration window-configuration
+ lsdb-edit-form-done-function exit-func)
+ (erase-buffer)
+ (insert documentation)
+ (unless (bolp)
+ (insert "\n"))
+ (goto-char (point-min))
+ (while (not (eobp))
+ (insert ";;; ")
+ (forward-line 1))
+ (insert ";; Type `C-c C-c' after you've finished editing.\n")
+ (insert "\n")
+ (let ((p (point)))
+ (pp form (current-buffer))
+ (insert "\n")
+ (goto-char p))))
+
+(defun lsdb-edit-form-done ()
+ "Update changes and kill the current buffer."
+ (interactive)
+ (goto-char (point-min))
+ (let ((form (condition-case nil
+ (read (current-buffer))
+ (end-of-file nil)))
+ (func lsdb-edit-form-done-function))
+ (lsdb-edit-form-exit)
+ (funcall func form)))
+
+(defun lsdb-edit-form-exit ()
+ "Kill the current buffer."
+ (interactive)
+ (let ((window-configuration lsdb-previous-window-configuration))
+ (kill-buffer (current-buffer))
+ (set-window-configuration window-configuration)))
;;;_. Interface to Semi-gnus
;;;###autoload
(defun lsdb-gnus-insinuate ()
"Call this function to hook LSDB into Semi-gnus."
(add-hook 'gnus-article-prepare-hook 'lsdb-gnus-update-record)
- (add-hook 'gnus-save-newsrc-hook 'lsdb-offer-save))
+ (add-hook 'gnus-save-newsrc-hook 'lsdb-mode-save))
(defvar gnus-current-headers)
(defun lsdb-gnus-update-record ()
(lsdb-display-record (car records))))))
;;;_. Interface to Wanderlust
+;;;###autoload
(defun lsdb-wl-insinuate ()
"Call this function to hook LSDB into Wanderlust."
(add-hook 'wl-message-redisplay-hook 'lsdb-wl-update-record)
- (add-hook 'wl-exit-hook 'lsdb-offer-save))
+ (add-hook 'wl-summary-exit-hook 'lsdb-mode-hide-buffer)
+ (add-hook 'wl-exit-hook 'lsdb-mode-save)
+ (add-hook 'wl-save-hook 'lsdb-mode-save))
+(eval-when-compile
+ (autoload 'wl-message-get-original-buffer "wl-message"))
(defun lsdb-wl-update-record ()
(save-excursion
(set-buffer (wl-message-get-original-buffer))
(when records
(lsdb-display-record (car records))))))
+;;;_. Interface to Mew written by Hideyuki SHIRAI <shirai@rdmg.mgcs.mei.co.jp>
+(eval-when-compile
+ (autoload 'mew-sinfo-get-disp-msg "mew")
+ (autoload 'mew-current-get-fld "mew")
+ (autoload 'mew-current-get-msg "mew")
+ (autoload 'mew-frame-id "mew")
+ (autoload 'mew-cache-hit "mew"))
+
+;;;###autoload
+(defun lsdb-mew-insinuate ()
+ "Call this function to hook LSDB into Mew."
+ (add-hook 'mew-message-hook 'lsdb-mew-update-record)
+ (add-hook 'mew-summary-toggle-disp-msg-hook
+ (lambda ()
+ (unless (mew-sinfo-get-disp-msg)
+ (lsdb-mode-hide-buffer))))
+ (add-hook 'mew-suspend-hook 'lsdb-mode-hide-buffer)
+ (add-hook 'mew-quit-hook 'lsdb-mode-save)
+ (add-hook 'kill-emacs-hook 'lsdb-mode-save))
+
+(defun lsdb-mew-update-record ()
+ (let* ((fld (mew-current-get-fld (mew-frame-id)))
+ (msg (mew-current-get-msg (mew-frame-id)))
+ (cache (mew-cache-hit fld msg 'must-hit))
+ records)
+ (save-excursion
+ (set-buffer cache)
+ (make-local-variable 'lsdb-decode-field-body-function)
+ (setq lsdb-decode-field-body-function
+ (lambda (body name)
+ (set-text-properties 0 (length body) nil body)
+ body))
+ (when (setq records (lsdb-update-records))
+ (lsdb-display-record (car records))))))
+
+;;;_. Interface to MU-CITE
+(eval-when-compile
+ (autoload 'mu-cite-get-value "mu-cite"))
+
+(defun lsdb-mu-attribution (address)
+ "Extract attribute information from LSDB."
+ (let ((records
+ (lsdb-lookup-records (concat "\\<" address "\\>") 'net)))
+ (if records
+ (cdr (assq 'attribution (cdr (car records)))))))
+
+(defun lsdb-mu-set-attribution (attribution address)
+ "Add attribute information to LSDB."
+ (let ((records
+ (lsdb-lookup-records (concat "\\<" address "\\>") 'net))
+ entry)
+ (when records
+ (setq entry (assq 'attribution (cdr (car records))))
+ (if entry
+ (setcdr entry attribution)
+ (setcdr (car records) (cons (cons 'attribution attribution)
+ (cdr (car records))))
+ (lsdb-puthash (car (car records)) (cdr (car records))
+ lsdb-hash-table)
+ (run-hook-with-args 'lsdb-update-record-functions (car records))
+ (setq lsdb-hash-tables-are-dirty t)))))
+
+(defun lsdb-mu-get-prefix-method ()
+ "A mu-cite method to return a prefix from LSDB or \">\".
+If an `attribution' value is found in LSDB, the value is returned.
+Otherwise \">\" is returned."
+ (or (lsdb-mu-attribution (mu-cite-get-value 'address))
+ ">"))
+
+(defvar minibuffer-allow-text-properties)
+
+(defvar lsdb-mu-history nil)
+
+(defun lsdb-mu-get-prefix-register-method ()
+ "A mu-cite method to return a prefix from LSDB or register it.
+If an `attribution' value is found in LSDB, the value is returned.
+Otherwise the function requests a prefix from a user. The prefix will
+be registered to LSDB if the user wants it."
+ (let ((address (mu-cite-get-value 'address)))
+ (or (lsdb-mu-attribution address)
+ (let* (minibuffer-allow-text-properties
+ (result (read-string "Citation name? "
+ (or (mu-cite-get-value 'x-attribution)
+ (mu-cite-get-value 'full-name))
+ 'lsdb-mu-history)))
+ (if (and (not (string-equal result ""))
+ (y-or-n-p (format "Register \"%s\"? " result)))
+ (lsdb-mu-set-attribution result address))
+ result))))
+
+(defun lsdb-mu-get-prefix-register-verbose-method ()
+ "A mu-cite method to return a prefix using LSDB.
+
+In this method, a user must specify a prefix unconditionally. If an
+`attribution' value is found in LSDB, the value is used as a initial
+value to input the prefix. The prefix will be registered to LSDB if
+the user wants it."
+ (let* ((address (mu-cite-get-value 'address))
+ (attribution (lsdb-mu-attribution address))
+ minibuffer-allow-text-properties
+ (result (read-string "Citation name? "
+ (or attribution
+ (mu-cite-get-value 'x-attribution)
+ (mu-cite-get-value 'full-name))
+ 'lsdb-mu-history)))
+ (if (and (not (string-equal result ""))
+ (not (string-equal result attribution))
+ (y-or-n-p (format "Register \"%s\"? " result)))
+ (lsdb-mu-set-attribution result address))
+ result))
+
+(defvar mu-cite-methods-alist)
+;;;###autoload
+(defun lsdb-mu-insinuate ()
+ (add-hook 'mu-cite-instantiation-hook
+ (lambda ()
+ (setq mu-cite-methods-alist
+ (nconc
+ mu-cite-methods-alist
+ (list
+ (cons 'lsdb-prefix
+ #'lsdb-mu-get-prefix-method)
+ (cons 'lsdb-prefix-register
+ #'lsdb-mu-get-prefix-register-method)
+ (cons 'lsdb-prefix-register-verbose
+ #'lsdb-mu-get-prefix-register-verbose-method)))))))
+
+;;;_. X-Face Rendering
+(defvar lsdb-x-face-cache
+ (lsdb-make-hash-table :test 'equal))
+
+(defun lsdb-x-face-available-image-type ()
+ (static-if (featurep 'xemacs)
+ (if (featurep 'xpm)
+ 'xpm)
+ (and (>= emacs-major-version 21)
+ (fboundp 'image-type-available-p)
+ (if (image-type-available-p 'pbm)
+ 'pbm
+ (if (image-type-available-p 'xpm)
+ 'xpm)))))
+
+(defun lsdb-expose-x-face ()
+ (let* ((record (get-text-property (point-min) 'lsdb-record))
+ (x-face (cdr (assq 'x-face (cdr record))))
+ (delimiter "\r "))
+ (when (and lsdb-insert-x-face-function
+ x-face)
+ (goto-char (point-min))
+ (end-of-line)
+ (put-text-property 0 1 'invisible t delimiter) ;hide "\r"
+ (put-text-property
+ (point)
+ (progn
+ (insert delimiter)
+ (while x-face
+ (funcall lsdb-insert-x-face-function (pop x-face)))
+ (point))
+ 'lsdb-record record))))
+
+(defun lsdb-insert-x-face-image (data type marker)
+ (static-if (featurep 'xemacs)
+ (save-excursion
+ (set-buffer (marker-buffer marker))
+ (goto-char marker)
+ (let* ((inhibit-read-only t)
+ buffer-read-only
+ (glyph (make-glyph (vector type :data data))))
+ (set-extent-begin-glyph
+ (make-extent (point) (point))
+ glyph)))
+ (save-excursion
+ (set-buffer (marker-buffer marker))
+ (goto-char marker)
+ (let* ((inhibit-read-only t)
+ buffer-read-only
+ (image (create-image data type t :ascent 'center))
+ (record (get-text-property (point) 'lsdb-record)))
+ (put-text-property (point) (progn
+ (insert-image image)
+ (point))
+ 'lsdb-record record)))))
+
+(defun lsdb-insert-x-face-asynchronously (x-face)
+ (let* ((type (lsdb-x-face-available-image-type))
+ (shell-file-name lsdb-shell-file-name)
+ (shell-command-switch lsdb-shell-command-switch)
+ (process-connection-type nil)
+ (cached (cdr (assq type (lsdb-gethash x-face lsdb-x-face-cache))))
+ (marker (point-marker))
+ process)
+ (if cached
+ (lsdb-insert-x-face-image cached type marker)
+ (setq process
+ (start-process-shell-command
+ "lsdb-x-face-command" (generate-new-buffer " *lsdb work*")
+ (concat "{ "
+ (nth 1 (assq type lsdb-x-face-command-alist))
+ "; } 2> /dev/null")))
+ (process-send-string process (concat x-face "\n"))
+ (process-send-eof process)
+ (set-process-sentinel
+ process
+ `(lambda (process string)
+ (unwind-protect
+ (when (and (buffer-live-p (marker-buffer ,marker))
+ (equal string "finished\n"))
+ (let ((data
+ (with-current-buffer (process-buffer process)
+ (set-buffer-multibyte nil)
+ (buffer-string))))
+ (lsdb-insert-x-face-image data ',type ,marker)
+ (lsdb-puthash ,x-face (list (cons ',type data))
+ lsdb-x-face-cache)))
+ (kill-buffer (process-buffer process))))))))
+
+(require 'product)
(provide 'lsdb)
+(product-provide 'lsdb
+ (product-define "LSDB" nil '(0 4)))
+
;;;_* Local emacs vars.
;;; The following `outline-layout' local variable setting:
;;; - closes all topics from the first topic to just before the third-to-last,