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+;;; dictem.el --- DICT protocol client (rfc-2229) for [X]Emacs
+
+;; This code was initially based on
+;; dictionary.el written by Torsten Hilbrich <Torsten.Hilbrich@gmx.net>
+;; but now probably doesn't contain original code.
+;; Most of the code has been written
+;; from scratch by Aleksey Cheusov <vle@gmx.net>, 2004-2008.
+;;
+;; DictEm 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 of the License, or
+;; (at your option) any later version.
+;;
+;; DictEm 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 this program; if not, write to the Free Software
+;; Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+;; 02111-1307, USA
+
+;;; Commentary:
+
+;; DICT protocol client (rfc-2229) for [X]Emacs
+
+;; NOTE! Documentation is in README file.
+;;
+;; Latest information about dictem project and sources
+;; are available at
+;;
+;; http://freshmeat.net/projects/dictem
+;; http://sourceforge.net/projects/dictem
+;; http://mova.org/~cheusov/pub/dictem
+
+;;; Code:
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;;;;; Custom Things ;;;;;
+
+(defgroup dictem nil
+ "Client for accessing the DICT server."
+ :tag "DictEm"
+ :group 'help
+ :group 'hypermedia)
+
+(defgroup dictem-faces nil
+ "Face options for dictem DICT client."
+ :tag "DictEm faces"
+ :group 'dictem
+ :group 'faces)
+
+(defcustom dictem-server nil
+ "The DICT server"
+ :group 'dictem
+ :type '(restricted-sexp :match-alternatives (stringp 'nil)))
+
+(defcustom dictem-port 2628
+ "The port of the DICT server"
+ :group 'dictem
+ :type 'number)
+
+(defcustom dictem-client-prog "dict"
+ "The command line DICT client.
+dictem accesses DICT server through this executable.
+dict-1.9.14 or later (or compatible) is strongly recomented."
+ :group 'dictem
+ :type 'string)
+
+(defcustom dictem-client-prog-args-list nil
+ "A list of additional arguments (strings) passed to dict client.
+For example '(\"--some-option\")."
+ :group 'dictem
+ :type 'list)
+
+(defcustom dictem-option-mime nil
+ "If `t' the OPTION MIME command (see RFC-2229 for details)
+will be sent to the DICT server. i.e. \"dict\" program
+will be run with \"-M\" option.
+As a result server's response will be prepanded with MIME header
+followed by a blank line.
+Because of bugs in dict -M (version < 1.10.3) utility,
+dict-1.10.3 or later is strongly recommended
+"
+ :group 'dictem
+ :type 'boolean)
+
+(defcustom dictem-default-strategy nil
+ "The default search strategy."
+ :group 'dictem
+ :type 'string)
+
+(defcustom dictem-default-database nil
+ "The default database name."
+ :group 'dictem
+ :type 'string)
+
+(defcustom dictem-user-databases-alist
+ nil
+ "ALIST of user's \"virtual\"databases.
+Valid value looks like this:
+'((\"en-ru\" . (\"mueller7\" \"korolew_en-ru\"))
+ ((\"en-en\" . (\"foldoc\" \"gcide\" \"wn\")))
+ ((\"gazetteer\" . \"gaz\")))
+"
+ :group 'dictem
+ :type '(alist :key-type string))
+
+(defcustom dictem-exclude-databases
+ nil
+ "ALIST of regexps for databases
+that will not appear in autocompletion list.
+"
+ :group 'dictem
+ :type '(alist :key-type string))
+
+(defcustom dictem-use-user-databases-only
+ nil
+ "If `t', only user's dictionaries from dictem-user-databases-alist
+will be used by dictem-select-database"
+ :group 'dictem
+ :type 'boolean)
+
+(defcustom dictem-mode-hook
+ nil
+ "Hook run in dictem mode buffers."
+ :group 'dictem
+ :type 'hook)
+
+(defcustom dictem-use-existing-buffer
+ nil
+ "If `t' the `dictem-run' function will not create new *dictem* buffer.
+Instead, existing buffer will be erased and used to show results.
+"
+ :group 'dictem
+ :type 'boolean)
+
+(defcustom dictem-empty-initial-input
+ nil
+ "If `t' the `dictem-read-query' leave initial input empty"
+ :group 'dictem
+ :type 'boolean)
+
+(defcustom dictem-use-content-history t
+ "If not nil and dictem-use-existing-buffer is also not nil,
+buffer content and (point) is saved in dictem-content-history variable
+when DEFINE hyperlinks are accessed.
+It is restored by dictem-last function.
+On slow machines it may better to set this variable to nil"
+ :group 'dictem)
+
+;;;;; Faces ;;;;;
+
+(defface dictem-reference-definition-face
+ '((((background light)) (:foreground "blue"))
+ (((background dark)) (:foreground "cyan")))
+
+ "The face that is used for displaying a reference to
+a phrase in a DEFINE search."
+ :group 'dictem-faces)
+
+(defface dictem-reference-m1-face
+ '((((background light)) (:foreground "darkgreen"))
+ (((background dark)) (:foreground "lightblue")))
+
+ "The face that is used for displaying a reference to
+a phrase in a MATCH search."
+ :group 'dictem-faces)
+
+(defface dictem-reference-m2-face
+ '((((background light)) (:foreground "blue"))
+ (((background dark)) (:bold true :foreground "gray")))
+
+ "The face that is used for displaying a reference to
+a single word in a MATCH search."
+ :group 'dictem-faces)
+
+(defface dictem-reference-dbname-face
+ '((((background light)) (:foreground "darkgreen"))
+ (((background dark)) (:bold t :foreground "white")))
+
+ "The face that is used for displaying a reference to database"
+ :group 'dictem-faces)
+
+(defface dictem-database-description-face
+ '((((background light)) (:bold t :foreground "darkblue"))
+ (((background dark)) (:bold t :foreground "white")))
+
+ "The face that is used for displaying a database description"
+ :group 'dictem-faces)
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;;;;; Variables ;;;;;
+
+(defconst dictem-version "1.0.4"
+ "DictEm version information.")
+
+(defvar dictem-strategy-alist
+ nil
+ "ALIST of search strategies")
+
+(defvar dictem-database-alist
+ nil
+ "ALIST of databases")
+
+(defvar dictem-strategy-history
+ nil
+ "List of strategies entered from minibuffer")
+
+(defvar dictem-database-history
+ nil
+ "List of database names entered from minibuffer")
+
+(defvar dictem-query-history
+ nil
+ "List of queries entered from minibuffer")
+
+(defvar dictem-last-database
+ "*"
+ "Last used database name")
+
+(defvar dictem-last-strategy
+ "."
+ "Last used strategy name")
+
+(defvar dictem-mode-map
+ nil
+ "Keymap for dictem mode")
+
+(defvar dictem-temp-buffer-name
+ "*dict-temp*"
+ "Temporary dictem buffer name")
+
+(defvar dictem-current-dbname
+ nil
+ "This variable keeps a database name of the definition
+currently processed
+by functions run from dictem-postprocess-each-definition-hook.")
+
+(defvar dictem-error-messages
+ nil
+ "A list of error messages collected by dictem-run")
+
+(defvar dictem-hyperlinks-alist
+ nil
+ "ALIST of hyperlinks collected from dictem buffer by
+the function dictem-postprocess-collect-hyperlinks
+(add this function to the hook dictem-postprocess-definition-hook).
+This variable is local to buffer")
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+(defun dictem-prepand-special-strats (l)
+ (cons '(".") l))
+
+(defun dictem-prepand-special-dbs (l)
+ (cons '("*") (cons '("!") l)))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;;;;; Functions ;;;;;;
+
+(defmacro save-dictem (&rest funs)
+ `(let ((dictem-port 2628)
+ (dictem-server nil)
+ (dictem-database-alist nil)
+ (dictem-strategy-alist nil)
+ (dictem-use-user-databases-only nil)
+ (dictem-user-databases-alist nil)
+ )
+ (progn ,@funs)
+ ))
+
+(defun dictem-client-text ()
+ "Returns a portion of text sent to the server for identifying a client"
+ (concat "dictem " dictem-version ", DICT client for emacs"))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; Functions related to userdb ;;
+
+(defun dictem-make-userdb (name short-name match define)
+ "Make user database object"
+ (list name 'dictem-userdb
+ short-name match define))
+
+(defun dictem-userdb-p (obj)
+ "Returns t if obj is the dictem error object"
+ (and obj (listp obj) (cdr obj) (listp (cdr obj))
+ (eq (cadr obj) 'dictem-userdb)))
+
+(defun dictem-userdb-member (obj name)
+ "Extract member from userdb object by its name"
+ (cond ((dictem-userdb-p obj)
+ (nth (cdr (assoc name
+ '(("name" . 0) ("short-name" . 2)
+ ("match" . 3) ("define" . 4))))
+ obj))
+ (t (error "Invalid type of argument"))))
+
+(defun dictem-userdb-DEFINE (buffer db query host port)
+ (let* ((fun (dictem-userdb-member db "define"))
+ (name (dictem-userdb-member db "name"))
+ (sname (dictem-userdb-member db "short-name"))
+ (ret (save-excursion (funcall fun query)))
+ (buf (dictem-get-buffer buffer)))
+ (save-excursion
+ (set-buffer buf)
+ (cond ((dictem-error-p ret)
+; (insert "From " sname " [" name "]:\n\n"
+; (dictem-error-message ret) "\n\n")
+; (insert (dictem-error-message ret) "\n")
+ (insert (dictem-error-message ret) "\n")
+ (dictem-error-status ret))
+ ((null ret)
+ (insert "No matches found" "\n")
+ 20)
+ ((listp ret)
+ (dolist (definition ret)
+ (insert "From " sname " [" name "]:\n\n"
+ (dictem-indent-string definition) "\n\n"))
+ 0)
+ ((stringp ret)
+ (insert "From " sname " [" name "]:\n\n"
+ (dictem-indent-string ret) "\n\n")
+ 0)
+ (t
+ (error "Invalid type of returned value1"))))))
+
+(defun dictem-userdb-MATCH (buffer db query strat host port)
+ (let* ((fun (dictem-userdb-member db "match"))
+ (name (dictem-userdb-member db "name"))
+ (ret (save-excursion (funcall fun query strat)))
+ (buf (dictem-get-buffer buffer)))
+ (save-excursion
+ (set-buffer buf)
+ (cond ((dictem-error-p ret)
+ (insert (dictem-error-message ret) "\n")
+ (dictem-error-status ret))
+ ((listp ret)
+ (insert (concat name ":\n"))
+ (dolist (match ret); (insert (car db) ":\n" ))
+ (progn
+ (insert " " match "\n"))
+ )
+ 0)
+ (t
+ (error "Invalid type of returned value2"))))))
+
+(defun dictem-userdb-SEARCH (buffer db query strat host port)
+ (let* ((funm (dictem-userdb-member db "match"))
+ (name (dictem-userdb-member db "name"))
+ (sname (dictem-userdb-member db "short-name"))
+ (sname nil)
+ (ret (funcall funm query strat))
+ (buf (dictem-get-buffer buffer)))
+ (save-excursion
+ (set-buffer buf)
+ (cond ((dictem-error-p ret)
+ (insert (dictem-error-message ret) "\n")
+ (dictem-error-status ret))
+ ((listp ret)
+ (dolist (match ret)
+ (dictem-userdb-DEFINE buffer db
+ match host port))
+ 0)
+ (t
+ (error "Something strange happened"))
+ ))))
+
+(defun dictem-userdb-SHOW-INFO (buffer db host port)
+ (let ((sname (dictem-userdb-member db "short-name"))
+ (buf (dictem-get-buffer buffer)))
+ (save-excursion
+ (set-buffer buf)
+ (cond ((dictem-error-p sname)
+ (insert (dictem-error-message sname) "\n")
+ (dictem-error-status sname))
+ ((stringp sname)
+ (insert sname)
+ 0)
+ (t
+ (error "Something strange happened"))
+ ))))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; Functions related to error object ;;
+
+(defun dictem-make-error (error_status &optional buffer-or-string)
+ "Creates dictem error object"
+ (cond
+ ((stringp buffer-or-string)
+ (list 'dictem-error error_status buffer-or-string))
+ ((bufferp buffer-or-string)
+ (dictem-make-error
+ error_status
+ (save-excursion
+ (set-buffer buffer-or-string)
+ (goto-char (point-min))
+ (dictem-get-line)
+ )))
+ ((eq nil buffer-or-string)
+ (list 'dictem-error error_status buffer-or-string))
+ (t
+ (error "Invalid type of argument"))
+ ))
+
+(defun dictem-error-p (OBJECT)
+ "Returns t if OBJECT is the dictem error object"
+ (and
+ (not (null OBJECT))
+ (listp OBJECT)
+ (eq (car OBJECT) 'dictem-error)
+ ))
+
+(defun dictem-error-message (err)
+ "Extract error message from dictem error object"
+ (cond
+ ((dictem-error-p err)
+ (nth 2 err))
+ (t
+ (error "Invalid type of argument"))
+ ))
+
+(defun dictem-error-status (err)
+ "Extract error status from dictem error object"
+ (cond
+ ((dictem-error-p err)
+ (nth 1 err))
+ (t
+ (error "Invalid type of argument"))
+ ))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+(defun dictem-collect-matches ()
+ ; nreverse, setcar and nconc are used to reduce a number of cons
+ (goto-char (point-min))
+ (let ((dictem-temp nil))
+ (loop
+ (let ((line (dictem-get-line)))
+ (if (string-match "^[^ ]+:" line)
+ (progn
+ (if (consp dictem-temp)
+ (setcar (cdar dictem-temp)
+ (nreverse (cadar dictem-temp))))
+ (setq
+ dictem-temp
+ (cons
+ (list
+ (substring line (match-beginning 0) (- (match-end 0) 1))
+ (nreverse
+ (dictem-tokenize (substring line (match-end 0)))))
+ dictem-temp)))
+ (if (consp dictem-temp)
+ (setcar (cdar dictem-temp)
+ (nconc (nreverse (dictem-tokenize line))
+ (cadar dictem-temp))
+ ))
+ ))
+ (if (or (> (forward-line 1) 0)
+ (> (current-column) 0))
+ (return (nreverse dictem-temp)))
+ )))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+(defun dictem-get-buffer (buf)
+ (cond
+ ((bufferp buf) buf)
+ (buf (current-buffer))
+ (t (get-buffer-create dictem-temp-buffer-name))
+ ))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;;; call-process functions
+
+(defun dictem-local-dict-basic-option (host port option-mime)
+ (let ((server-host (if host host (dictem-get-server))))
+ (append
+ (list "-P" "-")
+ (if server-host
+ (list "-h" server-host "-p" (dictem-get-port port)))
+ (if option-mime '("-M"))
+ dictem-client-prog-args-list
+ )))
+
+(defun dictem-call-process (buffer host port args)
+ (let (coding-system
+ coding-system-for-read
+ coding-system-for-write)
+ (if (and (functionp 'coding-system-list)
+ (member 'utf-8 (coding-system-list)))
+ (setq coding-system 'utf-8))
+ (setq coding-system-for-read coding-system)
+ (setq coding-system-for-write coding-system)
+ (apply 'call-process
+ `(,dictem-client-prog
+ nil
+ ,(dictem-get-buffer buffer)
+ nil
+ ,@(dictem-local-dict-basic-option host port nil)
+ ,@args
+ ))))
+
+(defun dictem-call-process-SHOW-SERVER (buffer host port)
+ (dictem-call-process buffer host port '("-I")))
+
+(defun dictem-call-process-SHOW-INFO (buffer db host port)
+ (dictem-call-process buffer host port (list "-i" db)))
+
+(defun dictem-call-process-SHOW-STRAT (buffer host port)
+ (dictem-call-process buffer host port '("-S")))
+
+(defun dictem-call-process-SHOW-DB (buffer host port)
+ (dictem-call-process buffer host port '("-D")))
+
+(defun dictem-call-process-MATCH (buffer db query strat host port)
+ (dictem-call-process
+ buffer host port
+ (list "-m"
+ "-d" (if db db "*")
+ "-s" (if strat strat ".")
+ query)))
+
+(defun dictem-call-process-DEFINE (buffer db query host port)
+ (dictem-call-process
+ buffer host port
+ (list "-d" (if db db "*") query)))
+
+(defun dictem-call-process-SEARCH (buffer db query strat host port)
+ (dictem-call-process
+ buffer host port
+ (list "-d" (if db db "*")
+ "-s" (if strat strat ".")
+ query)))
+
+;;;;; GET Functions ;;;;;
+
+(defun dictem-get-matches (query &optional database strategy server port)
+ "Returns ALIST of matches"
+ (let ((exit_status
+ (dictem-call-process-MATCH nil database query strategy server port)
+ ))
+ (cond
+ ((= exit_status 20) ;20 means "no matches found", See dict(1)
+ (kill-buffer dictem-temp-buffer-name)
+ nil)
+ ((= exit_status 0)
+ (progn
+ (save-excursion
+ (set-buffer dictem-temp-buffer-name)
+ (let ((matches (dictem-collect-matches)))
+ (kill-buffer dictem-temp-buffer-name)
+ matches))))
+ (t
+ (let
+ ((err (dictem-make-error exit_status
+ (get-buffer dictem-temp-buffer-name))))
+ (kill-buffer dictem-temp-buffer-name)
+ err))
+ )))
+
+(defun dictem-get-strategies (&optional server port)
+ "Obtains strategy ALIST from a DICT server
+and returns alist containing strategies and their descriptions"
+ (let ((exit_status
+ (dictem-call-process-SHOW-STRAT nil server port)
+ ))
+ (cond
+ ((= exit_status 0)
+ (save-excursion
+ (set-buffer dictem-temp-buffer-name)
+ (goto-char (point-min))
+ (let ((regexp "^ \\([^ ]+\\) +\\(.*\\)$")
+ (l nil))
+ (while (search-forward-regexp regexp nil t)
+ (setq l (cons
+ (list
+ (buffer-substring-no-properties
+ (match-beginning 1) (match-end 1))
+ (buffer-substring-no-properties
+ (match-beginning 2) (match-end 2)))
+ l)))
+ (kill-buffer dictem-temp-buffer-name)
+ l)))
+ (t
+ (let
+ ((err (dictem-make-error exit_status
+ (get-buffer dictem-temp-buffer-name))))
+ (kill-buffer dictem-temp-buffer-name)
+ err))
+ )))
+
+(defun dictem-get-databases (&optional server port)
+ "Obtains database ALIST from a DICT server
+and returns alist containing database names and descriptions"
+ (let ((exit_status
+ (dictem-call-process-SHOW-DB nil server port)
+ ))
+ (cond
+ ((= exit_status 0)
+ (save-excursion
+ (set-buffer dictem-temp-buffer-name)
+ (goto-char (point-min))
+ (let ((regexp "^ \\([^ ]+\\) +\\(.*\\)$")
+ (l nil))
+ (while (search-forward-regexp regexp nil t)
+ (let ((dbname (buffer-substring-no-properties
+ (match-beginning 1) (match-end 1)))
+ (dbdescr (buffer-substring-no-properties
+ (match-beginning 2) (match-end 2))))
+ (if (not (string= "--exit--" dbname))
+ (setq l (cons (list dbname dbdescr) l)))))
+ (kill-buffer dictem-temp-buffer-name)
+ l)))
+ (t
+ (let
+ ((err (dictem-make-error exit_status
+ (get-buffer dictem-temp-buffer-name))))
+ (kill-buffer dictem-temp-buffer-name)
+ err))
+ )))
+
+(defun dictem-get-default-strategy (&optional def-strat)
+ "Gets the default search strategy"
+ (if def-strat
+ def-strat
+ (if dictem-default-strategy
+ dictem-default-strategy
+ (if dictem-last-strategy
+ dictem-last-strategy
+ "."))))
+
+(defun dictem-extract-dbname (database)
+ (cond
+ ((consp database) (dictem-extract-dbname (car database)))
+ ((stringp database) database)
+ (t (error "The database should be either stringp or consp"))
+ ))
+
+(defun dictem-get-default-database (&optional def-db)
+ "Returns the default database"
+
+ (if def-db
+ (dictem-extract-dbname def-db)
+ (if dictem-default-database
+ (dictem-extract-dbname dictem-default-database)
+ (if dictem-last-database
+ (dictem-extract-dbname dictem-last-database)
+ "*"))))
+
+;;;;; Low Level Functions ;;;;;
+
+(defun dictem-db-should-be-excluded (dbname)
+ "Returns t if a dbname should is not interesting for user.
+See dictem-exclude-databases variable"
+ (let ((ret nil))
+ (dolist (re dictem-exclude-databases)
+ (if (string-match re dbname)
+ (setq ret t)))
+ ret))
+
+(defun dictem-delete-alist-predicate (l pred)
+ "makes a copy of l with no items for which (pred item) is true"
+ (let ((ret nil))
+ (dolist (item l)
+ (if (not (funcall pred (car item)))
+ (setq ret (cons item ret))))
+ ret))
+
+(defun dictem-get-line ()
+ "Replacement for (thing-at-point 'line)"
+ (save-excursion
+ (buffer-substring-no-properties
+ (progn (beginning-of-line) (point))
+ (progn (end-of-line) (point)))))
+
+(defun dictem-list2alist (l)
+ (cond
+ ((null l) nil)
+ (t (cons
+ (list (car l) nil)
+ (dictem-list2alist (cdr l))))))
+
+(defun dictem-indent-string (str)
+ (let ((start 0))
+ (while (string-match "\n" str start)
+ (progn
+ (setq start ( + 2 (match-end 0)))
+ (setq str (replace-match "\n " t t str)))))
+ (concat " " str))
+
+(defun dictem-replace-spaces (str)
+ (while (string-match "[ \n][ \n]+" str)
+ (setq str (replace-match " " t t str)))
+ (if (string-match "^ +" str)
+ (setq str (replace-match "" t t str)))
+ (if (string-match " +$" str)
+ (setq str (replace-match "" t t str)))
+ str)
+
+(defun dictem-remove-value-from-alist (l)
+ (let ((ret nil))
+ (dolist (i l)
+ (setq ret (cons (list (car i)) ret)))
+ (reverse ret)
+ ))
+;(defun dictem-remove-value-from-alist (l)
+; (cond
+; ((symbolp l) l)
+; (t (cons (list (caar l))
+; (dictem-remove-value-from-alist (cdr l))))))
+
+(defun dictem-select (prompt alist default history)
+ (let*
+ ((completion-ignore-case t)
+ (str (completing-read
+ (concat prompt " [" default "]: ")
+ alist nil t nil history default))
+ (str-cons (assoc str alist)))
+ (cond
+ ((and str-cons (consp str-cons) (cdr str-cons))
+ str-cons)
+ ((and str-cons (consp str-cons))
+ (car str-cons))
+ (t nil))))
+
+(defun dictem-tokenize (s)
+ (if (string-match "\"[^\"]+\"\\|[^ \"]+" s )
+; (substring s (match-beginning 0) (match-end 0))
+ (cons (substring s (match-beginning 0) (match-end 0))
+ (dictem-tokenize (substring s (match-end 0))))
+ nil))
+
+;(defun dictem-search-forward-regexp-cs (REGEXP &optional BOUND NOERROR COUNT)
+; "Case-sensitive variant for search-forward-regexp"
+; (let ((case-replace nil)
+; (case-fold-search nil))
+; (search-forward-regexp REGEXP BOUND NOERROR COUNT)))
+
+;(defun dictem-replace-match-cs (NEWTEXT &optional FIXEDCASE LITERAL STRING SUBEXP)
+; "Case-sensitive variant for replace-match"
+; (let ((case-replace nil)
+; (case-fold-search nil))
+; (replace-match NEWTEXT FIXEDCASE LITERAL STRING SUBEXP)))
+
+(defun dictem-get-port (&optional port)
+ (let ((p (if port port dictem-port)))
+ (cond
+ ((and (stringp p) (string= "" p)) 2628)
+ ((null p) 2628)
+ ((stringp p) p)
+ ((numberp p) (number-to-string p))
+ (t (error "The value of dictem-port variable should be \
+either a string or a number"))
+ )))
+
+(defun dictem-get-server ()
+ (cond
+ ((and (stringp dictem-server) (string= "" dictem-server)) nil)
+ ((stringp dictem-server) dictem-server)
+ ((null dictem-server) nil)
+ (t (error "The value of dictem-server variable should be \
+either a string or a nil"))
+ ))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;;;;; Main Functions ;;;;;
+
+;;;;;; Functions for Initializing ;;;;;;
+
+(defun dictem-initialize-strategies-alist (&optional server port)
+ "Obtain strategy ALIST from a DICT server
+and sets dictem-strategy-alist variable."
+ (interactive)
+ (setq dictem-strategy-alist (dictem-get-strategies
+ server
+ (dictem-get-port port))))
+
+(defun dictem-initialize-databases-alist (&optional server port)
+ "Obtain database ALIST from a DICT server
+and sets dictem-database-alist variable."
+ (interactive)
+ (setq dictem-database-alist
+ (dictem-get-databases server (dictem-get-port port)))
+ (if (dictem-error-p dictem-database-alist)
+ dictem-database-alist
+ (setq dictem-database-alist
+ (dictem-delete-alist-predicate
+ dictem-database-alist
+ 'dictem-db-should-be-excluded))))
+
+(defun dictem-initialize ()
+ "Initializes dictem, i.e. obtains
+a list of available databases and strategiss from DICT server
+and makes other tasks."
+ (interactive)
+ (let ((dbs (dictem-initialize-databases-alist))
+ (strats (dictem-initialize-strategies-alist)))
+ (if (dictem-error-p dbs)
+ dbs strats)))
+
+(defun dictem-reinitialize-err ()
+ "Initializes dictem if it is not initialized yet
+and run (error ...) if an initialization fails"
+ (interactive)
+ (if (or (dictem-error-p dictem-database-alist)
+ (null dictem-database-alist))
+ (if (dictem-error-p (dictem-initialize))
+ (error (dictem-error-message dictem-database-alist)))))
+
+;;; Functions related to Minibuffer ;;;;
+
+(defun dictem-select-strategy (&optional default-strat)
+ "Switches to minibuffer and asks the user
+to enter a search strategy."
+ (dictem-reinitialize-err)
+ (dictem-select
+ "strategy"
+ (dictem-prepand-special-strats
+ (dictem-remove-value-from-alist dictem-strategy-alist))
+ (dictem-get-default-strategy default-strat)
+ 'dictem-strategy-history))
+
+(defun dictem-select-database (spec-dbs user-dbs &optional default-db)
+ "Switches to minibuffer and asks user
+to enter a database name."
+ (dictem-reinitialize-err)
+ (let* ((dbs (dictem-remove-value-from-alist dictem-database-alist))
+ (dbs2 (if user-dbs
+ (if dictem-use-user-databases-only
+ dictem-user-databases-alist
+ (append dictem-user-databases-alist dbs)
+ )
+ dbs)))
+ (dictem-select
+ "db"
+ (if spec-dbs (dictem-prepand-special-dbs dbs2) dbs2)
+ (dictem-get-default-database default-db)
+ 'dictem-database-history)))
+
+(defun dictem-read-query (&optional default-query)
+ "Switches to minibuffer and asks user to enter a query."
+ (if (featurep 'xemacs)
+ (read-string
+ (concat "query [" default-query "]: ")
+ nil 'dictem-query-history default-query)
+ (read-string
+ (concat "query [" default-query "]: ")
+ (if dictem-empty-initial-input nil default-query)
+ 'dictem-query-history default-query t)))
+
+
+;;;;;;;; Hooks ;;;;;;;;
+
+(defcustom dictem-postprocess-definition-hook
+ nil
+ "Hook run in dictem mode buffers containing DEFINE result."
+ :group 'dictem
+ :type 'hook
+ :options '(dictem-postprocess-definition-separator
+ dictem-postprocess-definition-hyperlinks
+ dictem-postprocess-each-definition
+ dictem-postprocess-definition-remove-header
+ dictem-postprocess-collect-hyperlinks))
+
+(defcustom dictem-postprocess-match-hook
+ nil
+ "Hook run in dictem mode buffers containing MATCH result."
+ :group 'dictem
+ :type 'hook
+ :options '(dictem-postprocess-match))
+
+(defcustom dictem-postprocess-show-info-hook
+ nil
+ "Hook run in dictem mode buffers containing SHOW INFO result."
+ :group 'dictem
+ :type 'hook
+ :options '(dictem-postprocess-definition-hyperlinks
+ dictem-postprocess-collect-hyperlinks))
+
+(defcustom dictem-postprocess-show-server-hook
+ nil
+ "Hook run in dictem mode buffers containing SHOW SERVER result."
+ :group 'dictem
+ :type 'hook)
+
+;;;;;;;; Search Functions ;;;;;;;
+
+(defun dictem-call-dict-internal (fun databases)
+ (let ((exit-status -1))
+ (cond
+ ((null databases) 0)
+ ((stringp databases)
+ (dictem-call-dict-internal fun (list databases)))
+ ((listp databases)
+ (dolist (db databases)
+ (let ((ex_st (funcall fun db)))
+ (cond
+ ((= ex_st 0)
+ (setq exit-status 0))
+ (t (if (/= 0 exit-status)
+ (setq exit-status ex_st)))
+ )))
+ (if (= exit-status -1) 0 exit-status)
+ )
+ (t (error "wrong type of argument"))
+ )
+ ))
+
+;(defun dictem-call-dict-internal (fun databases)
+; (dolist (db databases)
+; (funcall fun db)))
+; (funcall fun databases))
+
+(defun dictem-make-url (host port database cmd_sign query &optional strategy)
+ "Returns dict:// URL"
+ (concat
+ "dict://" host ":"
+ (dictem-get-port (if port port "2628"))
+ "/" cmd_sign ":" query ":" database
+ (if strategy (concat ":" (if strategy strategy ".")))
+ ))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+(defun dictem-base-do-selector (cmd hook &optional database &rest args)
+ (let* ((splitted-url nil)
+ (databases nil)
+ (user-db (assoc database dictem-user-databases-alist))
+ )
+ (goto-char (point-max))
+ (cond ((dictem-userdb-p database)
+ (apply 'dictem-base-do-default-server
+ (append (list cmd hook database) args)))
+
+ ((and database (listp database))
+ (dictem-call-dict-internal
+ `(lambda (db)
+ (apply 'dictem-base-do-selector
+ (append (list ,cmd hook db) args)))
+ (cdr database))
+ (setq dictem-last-database (car database)))
+
+ ((and database (stringp database)
+ (setq splitted-url (dictem-parse-url database)))
+ (apply 'dictem-base-do-foreign-server
+ (append
+ (list cmd hook
+ (nth 1 splitted-url)
+ (dictem-get-port (nth 2 splitted-url))
+ (nth 3 splitted-url))
+ args)))
+
+ (user-db
+ (let ((exit_status
+ (apply 'dictem-base-do-selector
+ (append
+ (list cmd hook user-db) args))))
+ (progn
+ (setq dictem-last-database database)
+ exit_status)
+ ))
+
+ (t
+ (apply 'dictem-base-do-default-server
+ (append (list cmd hook database) args)))
+ )))
+
+(defun dictem-base-do-foreign-server (cmd hook server port database &rest args)
+ (let ((dictem-last-database nil)
+ (dictem-last-strategy nil))
+ (save-dictem (setq dictem-server server)
+ (setq dictem-port port)
+ (setq database database)
+ (dictem-initialize)
+ (apply 'dictem-base-do-default-server
+ (append (list cmd hook database) args))
+ )))
+
+(defun dictem-base-do-default-server (cmd hook
+ &optional database query strategy)
+ (let* ((beg (point))
+ (fun (if (dictem-userdb-p database)
+ (dictem-cmd2userdb cmd)
+ (dictem-cmd2function cmd)))
+
+ (exit_status
+ (save-excursion (apply fun (append (list t)
+ (if database (list database))
+ (if query (list query))
+ (if strategy (list strategy))
+ (list nil) (list nil))))
+ ))
+
+ (cond ((= 0 exit_status)
+ (save-excursion
+ (narrow-to-region beg (point-max))
+ (run-hooks hook)
+ (widen)))
+ ((= 21 exit_status)
+ (save-excursion
+ (narrow-to-region beg (point-max))
+ (run-hooks 'dictem-postprocess-match-hook)
+ (widen)))
+ (t
+ (if (/= beg (point))
+ (setq dictem-error-messages
+ (append
+ (list
+ (dictem-make-url (dictem-get-server)
+ (dictem-get-port) database "?" query)
+ (buffer-substring-no-properties beg (point)))
+ dictem-error-messages)))
+ (kill-region beg (point))))
+
+ (if database (setq dictem-last-database database))
+ (if strategy (setq dictem-last-strategy strategy))
+ exit_status
+ ))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+(defun dictem-base-search (databases query strategy)
+ "MATCH + DEFINE commands"
+
+ (dictem-base-do-selector
+ "search"
+ 'dictem-postprocess-definition-hook
+ databases query strategy))
+
+(defun dictem-base-define (databases query c)
+ "DEFINE command"
+
+ (dictem-base-do-selector
+ "define"
+ 'dictem-postprocess-definition-hook
+ databases query))
+
+(defun dictem-base-match (databases query strategy)
+ "MATCH command"
+
+ (dictem-base-do-selector
+ "match"
+ 'dictem-postprocess-match-hook
+ databases query strategy))
+
+(defun dictem-base-show-databases (a b c)
+ "SHOW DB command"
+
+ (dictem-base-do-selector
+ "show-db"
+ nil))
+
+(defun dictem-base-show-strategies (a b c)
+ "SHOW STRAT command"
+
+ (dictem-base-do-selector
+ "show-strat"
+ nil))
+
+(defun dictem-base-show-info (databases b c)
+ "SHOW INFO command"
+
+ (dictem-base-do-selector
+ "show-info"
+ 'dictem-postprocess-show-info-hook
+ databases))
+
+(defun dictem-base-show-server (a b c)
+ "SHOW SERVER command"
+
+ (dictem-base-do-selector
+ "show-server"
+ 'dictem-postprocess-show-server-hook))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+(defun dictem-get-error-message (exit_status)
+ (cond
+ ((= exit_status 0) "All is fine")
+ ((= exit_status 20) "No matches found")
+ ((= exit_status 21) "Approximate matches found")
+ ((= exit_status 22) "No databases available")
+ ((= exit_status 23) "No strategies available")
+
+ ((= exit_status 30) "Unexpected response code from server")
+ ((= exit_status 31) "Server is temporarily unavailable")
+ ((= exit_status 32) "Server is shutting down")
+ ((= exit_status 33) "Syntax error, command not recognized")
+ ((= exit_status 34) "Syntax error, illegal parameters")
+ ((= exit_status 35) "Command not implemented")
+ ((= exit_status 36) "Command parameter not implemented")
+ ((= exit_status 37) "Access denied")
+ ((= exit_status 38) "Authentication failed")
+ ((= exit_status 39) "Invalid database name")
+ ((= exit_status 40) "Invalid strategy name")
+ ((= exit_status 41) "Connection to server failed")
+ (t (concat "Ooops!" (number-to-string exit_status)))
+ ))
+
+(defun dictem-local-internal (err-msgs exit_status)
+ (if err-msgs
+ (concat (car err-msgs) "\n"
+ (cadr err-msgs)
+ "\n"
+ (dictem-local-internal
+ (cddr err-msgs)
+ nil)
+ )
+ (if exit_status
+ (dictem-get-error-message exit_status)
+ nil)))
+
+(defun dictem-generate-full-error-message (exit_status)
+
+ (concat "Error messages:\n\n"
+ (dictem-local-internal dictem-error-messages exit_status)))
+
+(defun dictem-run (search-fun &optional database query strategy)
+ "Creates new *dictem* buffer and run search-fun"
+
+ (let ((ex_status -1))
+
+ (defun dictem-local-run-functions (funs database query strategy)
+ (cond
+ ((functionp funs)
+ (let ((ex_st (funcall funs database query strategy)))
+ (if (/= ex_status 0)
+ (setq ex_status ex_st))))
+ ((and (consp funs) (functionp (car funs)))
+ (dictem-local-run-functions (car funs) database query strategy)
+ (dictem-local-run-functions (cdr funs) database query strategy))
+ ((null funs)
+ nil)
+ (t (error "wrong argument type"))
+ )
+ ex_status)
+
+ (let ((selected-window (frame-selected-window))
+ ; here we remember values of variables local to buffer
+ (server dictem-server)
+ (port dictem-port)
+ (dbs dictem-database-alist)
+ (strats dictem-strategy-alist)
+ (user-dbs dictem-user-databases-alist)
+ (user-only dictem-use-user-databases-only)
+ (use-existing-buf dictem-use-existing-buffer)
+; (option-mime dictem-option-mime)
+ (dict-buf nil)
+ )
+ (cond
+ ((eq dictem-use-existing-buffer 'always)
+ (dictem-ensure-buffer))
+ ((eq dictem-use-existing-buffer t)
+ (dictem-ensure-buffer))
+ (t
+ (dictem))
+ 0)
+ (setq dict-buf (buffer-name))
+; (set-buffer-file-coding-system coding-system)
+ (make-local-variable 'dictem-default-strategy)
+ (make-local-variable 'dictem-default-database)
+ (make-local-variable 'case-replace)
+ (make-local-variable 'case-fold-search)
+
+ ; the following lines are to inherit values local to buffer
+ (set (make-local-variable 'dictem-server) server)
+ (set (make-local-variable 'dictem-port) port)
+ (set (make-local-variable 'dictem-database-alist) dbs)
+ (set (make-local-variable 'dictem-strategy-alist) strats)
+ (set (make-local-variable 'dictem-user-databases-alist) user-dbs)
+ (set (make-local-variable 'dictem-use-user-databases-only) user-only)
+ (set (make-local-variable 'dictem-use-existing-buffer) use-existing-buf)
+
+; (set (make-local-variable 'dictem-option-mime) option-mime)
+
+ (set (make-local-variable 'dictem-hyperlinks-alist) nil)
+
+ ;;;;;;;;;;;;;;
+ (setq case-replace nil)
+ (setq case-fold-search nil)
+ (setq dictem-error-messages nil)
+ (dictem-local-run-functions search-fun database query strategy)
+ (switch-to-buffer dict-buf)
+ (if (and (not (equal ex_status 0)) (= (point-min) (point-max)))
+ (insert (dictem-generate-full-error-message ex_status)))
+ (goto-char (point-min))
+ (setq buffer-read-only t)
+ ex_status
+ )))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+(defun dictem-next-section ()
+ "Move point to the next definition"
+ (interactive)
+ (forward-char)
+ (if (search-forward-regexp "^From " nil t)
+ (beginning-of-line)
+ (goto-char (point-max))))
+
+(defun dictem-previous-section ()
+ "Move point to the previous definition"
+ (interactive)
+ (backward-char)
+ (if (search-backward-regexp "^From " nil t)
+ (beginning-of-line)
+ (goto-char (point-min))))
+
+(defun dictem-hyperlinks-menu ()
+ "Hyperlinks menu with autocompletion"
+ (interactive)
+ (let ((link (completing-read "Go to:" dictem-hyperlinks-alist)))
+ (if (and link (setq link (assoc link dictem-hyperlinks-alist)))
+ (dictem-run-define
+ (cadr link)
+ dictem-last-database))
+ ))
+
+(defun dictem-next-link ()
+ "Move point to the next hyperlink"
+ (interactive)
+ (let ((pt nil)
+ (limit (point-max)))
+ (if (and (setq pt (next-single-property-change
+ (point) 'link nil limit))
+ (/= limit pt))
+ (if (get-char-property pt 'link)
+ (goto-char pt)
+ (goto-char (next-single-property-change pt 'link nil limit))))
+ ))
+
+(defun dictem-previous-link ()
+ "Move point to the previous hyperlink"
+ (interactive)
+ (let ((pt nil)
+ (limit (point-min)))
+ (if (and (setq pt (previous-single-property-change
+ (point) 'link nil limit))
+ (/= limit pt))
+ (if (get-char-property pt 'link)
+ (goto-char pt)
+ (goto-char (previous-single-property-change pt 'link nil limit))))
+ ))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+(defun dictem-help ()
+ "Display a dictem help"
+ (interactive)
+ (describe-function 'dictem-mode))
+
+(defun dictem-mode ()
+ "This is a mode for dict client implementing
+the protocol defined in RFC 2229.
+
+The following basic commands are available in the buffer.
+
+ \\[dictem-help] display the help information
+
+ \\[dictem-kill] kill the dictem buffer
+ \\[dictem-kill-all-buffers] kill all dictem buffers
+ \\[dictem-quit] bury the dictem buffer
+
+ \\[dictem-last] restore content of the previously visited dictem buffer
+
+ \\[dictem-run-search] make a new SEARCH, i.e. ask for a database, strategy and query
+ and show definitions
+ \\[dictem-run-match] make a new MATCH, i.e. ask for database, strategy and query
+ and show matches
+ \\[dictem-run-define] make a new DEFINE, i.e. ask for a database and query
+ and show definitions
+ \\[dictem-run-show-server] show information about DICT server
+ \\[dictem-run-show-info] ask for a database and show information about it
+ \\[dictem-run-show-databases] show databases DICT server provides
+ \\[dictem-run-show-strategies] show search strategies DICT server provides
+
+ \\[dictem-next-section] move point to the next definition
+ \\[dictem-previous-section] move point to the previous definition
+ \\[dictem-next-link] move point to the next hyper link
+ \\[dictem-previous-link] move point to the previous hyper link
+
+ \\[dictem-hyperlinks-menu] display the menu with hyperlinks
+
+ \\[scroll-up] scroll dictem buffer up
+ \\[scroll-down] scroll dictem buffer down
+ \\[dictem-define-on-click] or \\[dictem-define-on-press] visit a link (DEFINE using all dictionaries)
+
+
+Also some advanced commands are available.
+
+ \\[dictem-initialize] Initializes dictem, i.e. obtains
+a list of available databases and strategiss from DICT server
+and makes other tasks
+ \\[dictem-initialize-strategies-alist] Obtain strategy ALIST from a DICT server and sets dictem-strategy-alist variable
+ \\[dictem-initialize-databases-alist] Obtain database ALIST from a DICT server and sets dictem-database-alist variable
+
+
+The following key bindings are currently in effect in the buffer:
+\\{dictem-mode-map}
+"
+
+ (interactive)
+
+ (kill-all-local-variables)
+ (buffer-disable-undo)
+ (use-local-map dictem-mode-map)
+ (setq major-mode 'dictem-mode)
+ (setq mode-name "dictem")
+
+ (add-hook 'kill-buffer-hook 'dictem-kill t t)
+ (run-hooks 'dictem-mode-hook)
+ )
+
+(defvar dictem-window-configuration
+ nil
+ "The window configuration to be restored upon closing the buffer")
+
+(defvar dictem-selected-window
+ nil
+ "The currently selected window")
+
+(defvar dictem-content-history
+ nil
+ "A list of lists (buffer_content point)")
+
+(defconst dictem-buffer-name
+ "*dictem buffer*")
+
+(defconst dictem-url-regexp
+ "^\\(dict\\)://\\([^/:]*\\)\\(:\\([0-9]+\\)\\)?/\\(.*\\)$")
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+(defconst dictem-cmd2function-alist
+ '(("show-server" dictem-call-process-SHOW-SERVER)
+ ("show-info" dictem-call-process-SHOW-INFO)
+ ("show-strat" dictem-call-process-SHOW-STRAT)
+ ("show-db" dictem-call-process-SHOW-DB)
+ ("match" dictem-call-process-MATCH)
+ ("define" dictem-call-process-DEFINE)
+ ("search" dictem-call-process-SEARCH)
+ ))
+
+(defconst dictem-cmd2userdb-alist
+ '(("match" dictem-userdb-MATCH)
+ ("define" dictem-userdb-DEFINE)
+ ("search" dictem-userdb-SEARCH)
+ ("show-info" dictem-userdb-SHOW-INFO)
+ ))
+
+(defun dictem-cmd2xxx (cmd alist)
+ (let ((fun (assoc cmd alist)))
+ (if fun
+ (symbol-function (cadr fun))
+ (error "Unknown command \"%s\"" cmd)
+ )
+ ))
+
+(defun dictem-cmd2function (cmd)
+ (dictem-cmd2xxx cmd dictem-cmd2function-alist))
+(defun dictem-cmd2userdb (cmd)
+ (dictem-cmd2xxx cmd dictem-cmd2userdb-alist))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+(defun dictem-parse-url (url)
+ "Parses string like dict://dict.org:2628/foldoc
+and returns a list containing protocol, server, port and path on nil if fails"
+ (if (string-match dictem-url-regexp url)
+ (list
+ (match-string 1 url) ; protocol
+ (match-string 2 url) ; host
+ (match-string 4 url) ; port
+ (match-string 5 url) ; path (database name for dict://)
+ )
+ nil))
+
+(defun dictem ()
+ "Create a new dictem buffer and install dictem-mode"
+ (interactive)
+
+ (let (
+ (buffer (generate-new-buffer dictem-buffer-name))
+ (window-configuration (current-window-configuration))
+ (selected-window (frame-selected-window)))
+ (switch-to-buffer-other-window buffer)
+ (dictem-mode)
+
+ (make-local-variable 'dictem-window-configuration)
+ (make-local-variable 'dictem-selected-window)
+ (make-local-variable 'dictem-content-history)
+ (setq dictem-window-configuration window-configuration)
+ (setq dictem-selected-window selected-window)
+ ))
+
+;(unless dictem-mode-map
+(setq dictem-mode-map (make-sparse-keymap))
+(suppress-keymap dictem-mode-map)
+
+; Kill the buffer
+(define-key dictem-mode-map "k" 'dictem-kill)
+
+; Kill all dictem buffers
+(define-key dictem-mode-map "x" 'dictem-kill-all-buffers)
+
+; Bury the buffer
+(define-key dictem-mode-map "q" 'dictem-quit)
+
+; LAST, works like in Info-mode
+(define-key dictem-mode-map "l" 'dictem-last)
+
+; Show help message
+(define-key dictem-mode-map "h" 'dictem-help)
+
+; SEARCH = MATCH + DEFINE
+(define-key dictem-mode-map "s" 'dictem-run-search)
+
+; MATCH
+(define-key dictem-mode-map "m" 'dictem-run-match)
+
+; DEFINE
+(define-key dictem-mode-map "d" 'dictem-run-define)
+
+; SHOW SERVER
+(define-key dictem-mode-map "r" 'dictem-run-show-server)
+
+; SHOW INFO
+(define-key dictem-mode-map "i" 'dictem-run-show-info)
+
+; Move point to the next DEFINITION
+(define-key dictem-mode-map "n" 'dictem-next-section)
+
+; Move point to the previous DEFINITION
+(define-key dictem-mode-map "p" 'dictem-previous-section)
+
+; Move point to the next HYPER LINK
+(define-key dictem-mode-map "\M-n" 'dictem-next-link)
+
+; Move point to the previous HYPER LINK
+(define-key dictem-mode-map "\M-p" 'dictem-previous-link)
+
+; Hyperlinks menu
+(define-key dictem-mode-map "e" 'dictem-hyperlinks-menu)
+
+; Scroll up dictem buffer
+(define-key dictem-mode-map " " 'scroll-up)
+
+; Scroll down dictem buffer
+(define-key dictem-mode-map "\177" 'scroll-down)
+
+; Define on click
+(if (featurep 'xemacs)
+ (define-key dictem-mode-map [button2]
+ 'dictem-define-on-click)
+ (define-key dictem-mode-map [mouse-2]
+ 'dictem-define-on-click))
+
+(define-key dictem-mode-map "\C-m"
+ 'dictem-define-on-press)
+
+(defun dictem-mode-p ()
+ "Return non-nil if current buffer has dictem-mode"
+ (eq major-mode 'dictem-mode))
+
+(defun dictem-ensure-buffer ()
+ "If current buffer is not a dictem buffer, create a new one."
+ (if (dictem-mode-p)
+ (progn
+ (if dictem-use-content-history
+ (setq dictem-content-history
+ (cons (list (buffer-substring
+ (point-min) (point-max))
+ (point)) dictem-content-history)))
+ (setq buffer-read-only nil)
+ (erase-buffer))
+ (dictem)))
+
+(defun dictem-quit ()
+ "Bury the current dictem buffer."
+ (interactive)
+ (if (featurep 'xemacs)
+ (bury-buffer)
+ (quit-window)))
+
+(defun dictem-kill ()
+ "Kill the current dictem buffer."
+ (interactive)
+
+ (if (eq major-mode 'dictem-mode)
+ (progn
+ (setq major-mode nil)
+ (let ((configuration dictem-window-configuration)
+ (selected-window dictem-selected-window))
+ (kill-buffer (current-buffer))
+ (if (window-live-p selected-window)
+ (progn
+ (select-window selected-window)
+ (set-window-configuration configuration)))))))
+
+(defun dictem-last ()
+ "Go back to the last buffer visited visited."
+ (interactive)
+ (if (eq major-mode 'dictem-mode)
+ (if dictem-content-history
+ (progn
+ (setq buffer-read-only nil)
+ (delete-region (point-min) (point-max))
+ (insert (car (car dictem-content-history)))
+ (goto-char (cadr (car dictem-content-history)))
+ (setq dictem-content-history (cdr dictem-content-history))
+ )
+ )
+ ))
+
+(defun dictem-kill-all-buffers ()
+ "Kill all dictem buffers."
+ (interactive)
+ (dolist (buffer (buffer-list))
+ (let ((buf-name (buffer-name buffer)))
+ (if (and (<= (length dictem-buffer-name) (length buf-name))
+ (string= dictem-buffer-name
+ (substring buf-name 0 (length dictem-buffer-name))))
+ (kill-buffer buf-name))
+ )))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;;;;; Top-level Functions ;;;;;;
+
+(defun dictem-run-match (query database strat)
+ "Asks a user about database name, search strategy and query,
+creates new *dictem* buffer and
+shows matches in it."
+ (interactive
+ (list
+ (dictem-read-query (thing-at-point 'word))
+ (dictem-select-database t t (dictem-get-default-database))
+ (dictem-select-strategy (dictem-get-default-strategy))))
+ (dictem-run 'dictem-base-match database query strat))
+
+(defun dictem-run-define (query database)
+ "Asks a user about database name and query,
+creates new *dictem* buffer and
+shows definitions in it."
+ (interactive
+ (list
+ (dictem-read-query (thing-at-point 'word))
+ (dictem-select-database t t (dictem-get-default-database))))
+ (dictem-run 'dictem-base-define database query nil))
+
+(defun dictem-run-search (query database strat)
+ "Asks a user about database name, search strategy and query,
+creates new *dictem* buffer and
+shows definitions in it."
+ (interactive
+ (list
+ (dictem-read-query (thing-at-point 'word))
+ (dictem-select-database t t (dictem-get-default-database))
+ (dictem-select-strategy (dictem-get-default-strategy))))
+ (dictem-run 'dictem-base-search database query strat))
+
+(defun dictem-run-show-info (database)
+ "Asks a user about database name
+creates new *dictem* buffer and
+shows information about it."
+ (interactive (list
+ (dictem-select-database
+ nil nil
+ (dictem-get-default-database))))
+ (dictem-run 'dictem-base-show-info database))
+
+(defun dictem-run-show-server ()
+ "Creates new *dictem* buffer and
+shows information about DICT server in it."
+ (interactive)
+ (dictem-run 'dictem-base-show-server))
+
+(defun dictem-run-show-databases ()
+ "Creates new *dictem* buffer and
+shows a list of databases provided by DICT."
+ (interactive)
+ (dictem-run 'dictem-base-show-databases))
+
+(defun dictem-run-show-strategies ()
+ "Creates new *dictem* buffer and
+shows a list of search stratgeies provided by DICT."
+ (interactive)
+ (dictem-run 'dictem-base-show-strategies))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+(easy-menu-define
+ dictem-menu
+ dictem-mode-map
+ "DictEm Menu"
+ `("DictEm"
+ ["DictEm..." dictem-help t]
+ "--"
+ ["Next Section" dictem-next-section t]
+ ["Previous Section" dictem-previous-section t]
+ "--"
+ ["Match" dictem-run-match t]
+ ["Definition" dictem-run-define t]
+ ["Search" dictem-run-search t]
+ "--"
+ ["Information about server" dictem-run-show-server t]
+ ["Information about database" dictem-run-show-info t]
+ ["A list of available databases" dictem-run-show-databases t]
+ "--"
+ ["Bury Dictem Buffer" dictem-quit t]
+ ["Kill Dictem Buffer" dictem-kill t]
+ ))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;;;;; Optional Features ;;;;;
+(defun dictem-create-link (start end face function &optional data add-props)
+ "Create a link in the current buffer starting from `start' going to `end'.
+The `face' is used for displaying, the `data' are stored together with the
+link. Upon clicking the `function' is called with `data' as argument."
+ (let ((properties
+ (append (list 'face face
+ 'mouse-face 'highlight
+ 'link-data data
+ 'link-function function
+ 'dictem-server dictem-server
+ 'dictem-port dictem-port)
+ add-props)))
+ (remove-text-properties start end properties)
+ (add-text-properties start end properties)))
+
+;;;;;;; Postprocessing Functions ;;;;;;;
+
+(defun dictem-postprocess-definition-separator ()
+ (save-excursion
+ (goto-char (point-min))
+ (let ((regexp "^\\(From\\)\\( [^\n]+\\)\\(\\[[^\n]+\\]\\)"))
+
+ (while (search-forward-regexp regexp nil t)
+ (let ((beg (match-beginning 1))
+ (end (match-end 1))
+ (beg-dbdescr (match-beginning 2))
+ (end-dbdescr (match-end 2))
+ (beg-dbname (match-beginning 3))
+ (end-dbname (match-end 3))
+ )
+ (put-text-property beg end
+ 'face 'dictem-database-description-face)
+ (put-text-property beg-dbdescr end-dbdescr
+ 'face 'dictem-database-description-face)
+ (setq dictem-current-dbname
+ (dictem-replace-spaces
+ (buffer-substring-no-properties
+ (+ beg-dbname 1) (- end-dbname 1))))
+ (dictem-create-link
+ beg-dbname end-dbname
+ 'dictem-reference-dbname-face
+ 'dictem-base-show-info
+ (list (cons 'dbname dictem-current-dbname))))
+ ))))
+
+(defvar dictem-hyperlink-beginning
+ "{"
+ "String that begins hyperlink.
+This variable is used by
+the function 'dictem-postprocess-definition-hyperlinks'")
+
+(defvar dictem-hyperlink-end
+ "}"
+ "String that ends hyperlink.
+This variable is used by
+the function 'dictem-postprocess-definition-hyperlinks'")
+
+(defvar dictem-hyperlink-define-func
+ 'dictem-base-define
+ "Function called when user clicks on hyperlinks inside the definition.
+This variable is used by
+the function 'dictem-postprocess-definition-hyperlinks'")
+
+(defun dictem-postprocess-collect-hyperlinks ()
+ (save-excursion
+ (goto-char (point-min))
+ (let ((regexp (concat "\\(" dictem-hyperlink-beginning "\\([^{}|]+\\)"
+ dictem-hyperlink-end
+ "\\|\\(" dictem-hyperlink-beginning
+ "\\([^{}|\n]+\\)|\\([^{}|\n]+\\)" dictem-hyperlink-end
+ "\\)\\)")))
+
+ (while (search-forward-regexp regexp nil t)
+ (cond ((match-beginning 2)
+ (let* ((word (dictem-replace-spaces
+ (buffer-substring-no-properties
+ (match-beginning 2)
+ (match-end 2)))))
+ (setq dictem-hyperlinks-alist
+ (cons (list word word) dictem-hyperlinks-alist))
+ ))
+ ((match-beginning 3)
+ (let* ((word-beg (match-beginning 4))
+ (word-end (match-end 4))
+ (link-beg (match-beginning 5))
+ (link-end (match-end 5))
+ (word (dictem-replace-spaces
+ (buffer-substring-no-properties
+ word-beg word-end)))
+ (link (dictem-replace-spaces
+ (buffer-substring-no-properties
+ link-beg link-end)))
+ )
+ (setq dictem-hyperlinks-alist
+ (cons (list word link) dictem-hyperlinks-alist))
+ )))))
+ ))
+
+(defun dictem-find-brackets (re-beg re-end)
+ (let ((beg-beg (make-marker))
+ (beg-end (make-marker))
+ (end-beg (make-marker))
+ (end-end (make-marker)))
+ (if (search-forward-regexp re-beg nil t)
+ (progn
+ (set-marker beg-beg (match-beginning 0))
+ (set-marker beg-end (match-end 0))
+ (if (search-forward-regexp re-end nil t)
+ (progn
+ (set-marker end-beg (match-beginning 0))
+ (set-marker end-end (match-end 0))
+ (list beg-beg beg-end end-beg end-end))
+ nil))
+ nil)))
+
+(defun dictem-postprocess-definition-hyperlinks-cyrlybr1 ()
+ (save-excursion
+ (goto-char (point-min))
+ (let ((regexp) (pos) (beg1) (beg2) (beg3) (end) (word))
+
+ (while (setq pos (dictem-find-brackets dictem-hyperlink-beginning
+ dictem-hyperlink-end))
+ (delete-region (nth 0 pos) (nth 1 pos))
+ (delete-region (nth 2 pos) (nth 3 pos))
+ (setq word (buffer-substring-no-properties (nth 1 pos) (nth 2 pos)))
+ (dictem-create-link
+ (nth 1 pos) (nth 2 pos)
+ 'dictem-reference-definition-face
+ dictem-hyperlink-define-func
+ (list (cons 'word (dictem-replace-spaces word))
+ (cons 'dbname dictem-current-dbname))
+ '(link t))))))
+
+(defun dictem-postprocess-definition-hyperlinks-curlybr2 ()
+ (save-excursion
+ (goto-char (point-min))
+ (let ((regexp
+ (concat dictem-hyperlink-beginning "\\([^{}|\n]+\\)|\\([^{}|\n]+\\)"
+ dictem-hyperlink-end)))
+
+ (while (search-forward-regexp regexp nil t)
+ (let* ((beg (match-beginning 5))
+ (end (match-end 5))
+ (match-beg (match-beginning 3))
+ (repl-beg (match-beginning 4))
+ (repl-end (match-end 4))
+ (repl (buffer-substring-no-properties repl-beg repl-end))
+ (word (buffer-substring-no-properties beg end)))
+ (replace-match repl t t)
+ (dictem-create-link
+ match-beg (+ match-beg (length repl))
+ 'dictem-reference-definition-face
+ dictem-hyperlink-define-func
+ (list (cons 'word (dictem-replace-spaces word))
+ (cons 'dbname dictem-current-dbname))
+ '(link t)))))))
+
+(defun dictem-postprocess-definition-hyperlinks ()
+ (dictem-postprocess-definition-hyperlinks-cyrlybr1)
+ (dictem-postprocess-definition-hyperlinks-curlybr2)
+; (dictem-postprocess-definition-hyperlinks-curlybr2)
+ )
+
+(defun dictem-postprocess-match ()
+ (save-excursion
+ (goto-char (point-min))
+ (let ((last-database dictem-last-database)
+ (regexp "\\(\"[^\"\n]+\"\\)\\|\\([^ \"\n]+\\)"))
+
+ (while (search-forward-regexp regexp nil t)
+ (let* ((beg (match-beginning 0))
+ (end (match-end 0))
+ (first-char (buffer-substring-no-properties beg beg)))
+ (cond
+ ((save-excursion (goto-char beg) (= 0 (current-column)))
+ (setq last-database
+ (dictem-replace-spaces
+ (buffer-substring-no-properties beg (- end 1))))
+ (dictem-create-link
+ beg (- end 1)
+ 'dictem-reference-dbname-face 'dictem-base-show-info
+ (list (cons 'dbname last-database))))
+ ((match-beginning 1)
+ (dictem-create-link
+ beg end
+ 'dictem-reference-m1-face 'dictem-base-define
+ (list (cons 'word
+ (dictem-replace-spaces
+ (buffer-substring-no-properties
+ (+ beg 1) (- end 1))))
+ (cons 'dbname last-database))))
+ (t
+ (dictem-create-link
+ beg end
+ 'dictem-reference-m2-face 'dictem-base-define
+ (list (cons 'word
+ (dictem-replace-spaces
+ (buffer-substring-no-properties
+ beg end )))
+ (cons 'dbname last-database))))
+ ))))))
+
+(defun dictem-postprocess-definition-remove-header ()
+ (save-excursion
+ (goto-char (point-min))
+ (end-of-line)
+ (let (eol (point))
+ (goto-char (point-min))
+ (if (search-forward-regexp "[0-9] definitions? found" eol t)
+ (progn
+ (goto-char (point-min))
+ (let ((kill-whole-line t))
+ (kill-line 1))
+ )))))
+
+(defun dictem-add-text-face-properties (start end face-add-props
+ &optional object)
+ (let (face-props)
+ (while (<= start end)
+ (progn
+ (setq face-props (get-text-property start 'face object))
+ (if (facep face-props)
+ (progn
+ (setq face-props nil)
+ (add-text-properties
+ start (+ 1 start)
+ (list 'face nil)
+ object)))
+ (add-text-properties
+ start (+ 1 start)
+ (list 'face (append face-props face-add-props))
+ object)
+ (setq start (+ start 1))))))
+
+(defun dictem-add-begendre-face-propertires (re-beg re-end face-properties)
+ (let ((bold-beg-beg (make-marker))
+ (bold-beg-end (make-marker))
+ (bold-end-beg (make-marker))
+ (bold-end-end (make-marker)))
+ (while (search-forward-regexp re-beg nil t)
+ (progn
+ (set-marker bold-beg-beg (match-beginning 0))
+ (set-marker bold-beg-end (match-end 0))
+ (if (search-forward-regexp re-end nil t)
+ (progn
+ (set-marker bold-end-beg (match-beginning 0))
+ (set-marker bold-end-end (match-end 0))
+ (dictem-add-text-face-properties
+ bold-beg-end (- bold-end-beg 1) face-properties)
+ (delete-region bold-beg-beg bold-beg-end)
+ (delete-region bold-end-beg bold-end-end)
+ ))))))
+
+(defun dictem-postprocess-stardict-definition ()
+ (interactive)
+
+ (goto-char (point-min))
+ (dictem-add-begendre-face-propertires
+ "<b>" "</b>" '(:weight bold))
+
+ (goto-char (point-min))
+ (dictem-add-begendre-face-propertires
+ "<k>" "</k>" '(:height 1.2 :foreground "white" :weight bold))
+
+ (goto-char (point-min))
+ (dictem-add-begendre-face-propertires
+ "<abr>" "</abr>" '(:weight bold :foreground "green"))
+
+ (goto-char (point-min))
+ (dictem-add-begendre-face-propertires
+ "<dtrn>" "</dtrn>" '())
+
+ (goto-char (point-min))
+ (dictem-add-begendre-face-propertires
+ "<c c=\"green\">" "</c>" '(:foreground "green"))
+
+ (goto-char (point-min))
+ (dictem-add-begendre-face-propertires
+ "<c c=\"brown\">" "</c>" '(:foreground "brown"))
+
+ (goto-char (point-min))
+ (dictem-add-begendre-face-propertires
+ "<c>" "</c>" '(:foreground "green"))
+
+ (goto-char (point-min))
+ (dictem-add-begendre-face-propertires
+ "<ex>" "</ex>" '(:foreground "BurlyWood"))
+
+ (goto-char (point-min))
+ (dictem-add-begendre-face-propertires
+ "<i>" "</i>" '(:slant "oblique"))
+
+ (goto-char (point-min))
+ (dictem-add-begendre-face-propertires
+ "<c c=\"blueviolet\">" "</c>" '(:foreground "lightblue"))
+
+ ; replaceing <tr> with [
+ (goto-char (point-min))
+ (while (search-forward-regexp "<tr>" nil t)
+ (replace-match "[" t t))
+
+ ; replaceing </tr> with ]
+ (goto-char (point-min))
+ (while (search-forward-regexp "</tr>" nil t)
+ (replace-match "]" t t))
+
+ ; replaceing <co> with (
+ (goto-char (point-min))
+ (while (search-forward-regexp "<co>" nil t)
+ (replace-match "" t t))
+
+ ; replaceing </co> with (
+ (goto-char (point-min))
+ (while (search-forward-regexp "</co>" nil t)
+ (replace-match "" t t))
+
+ (let ((dictem-hyperlink-beginning "<kref>")
+ (dictem-hyperlink-end "</kref>"))
+ (dictem-postprocess-definition-hyperlinks-cyrlybr1))
+
+ )
+
+;;;;; On-Click Functions ;;;;;
+(defun dictem-define-on-press ()
+ "Is called upon pressing Enter."
+ (interactive)
+
+ (let* (
+ (properties (text-properties-at (point)))
+ (data (plist-get properties 'link-data))
+ (fun (plist-get properties 'link-function))
+ (dictem-server (plist-get properties 'dictem-server))
+ (dictem-port (plist-get properties 'dictem-port))
+ (word (assq 'word data))
+ (dbname (assq 'dbname data))
+ )
+ (if (or word dbname)
+ (dictem-run fun
+ (if dbname (cdr dbname) dictem-last-database)
+ (if word (cdr word) nil)
+ nil))))
+
+(defun dictem-define-on-click (event)
+ "Is called upon clicking the link."
+ (interactive "@e")
+
+ (mouse-set-point event)
+ (dictem-define-on-press))
+
+;(defun dictem-define-with-db-on-click (event)
+; "Is called upon clicking the link."
+; (interactive "@e")
+;
+; (mouse-set-point event)
+; (let* (
+; (properties (text-properties-at (point)))
+; (word (plist-get properties 'link-data)))
+; (if word
+; (dictem-run 'dictem-base-define (dictem-select-database) word nil))))
+
+;(define-key dictem-mode-map [C-down-mouse-2]
+; 'dictem-define-with-db-on-click)
+
+
+;;; Function for "narrowing" definitions ;;;;;
+
+(defcustom dictem-postprocess-each-definition-hook
+ nil
+ "Hook run in dictem mode buffers containing SHOW SERVER result."
+ :group 'dictem
+ :type 'hook
+ :options '(dictem-postprocess-definition-separator
+ dictem-postprocess-definition-hyperlinks))
+
+(defun dictem-postprocess-each-definition ()
+ (save-excursion
+ (goto-char (point-min))
+ (let ((regexp-from-dbname "^From [^\n]+\\[\\([^\n]+\\)\\]")
+ (beg nil)
+ (end (make-marker))
+ (dbname nil))
+ (if (search-forward-regexp regexp-from-dbname nil t)
+ (let ((dictem-current-dbname
+ (buffer-substring-no-properties
+ (match-beginning 1) (match-end 1))))
+ (setq beg (match-beginning 0))
+ (while (search-forward-regexp regexp-from-dbname nil t)
+ (set-marker end (match-beginning 0))
+; (set-marker marker (match-end 0))
+ (setq dbname
+ (buffer-substring-no-properties
+ (match-beginning 1) (match-end 1)))
+
+ (save-excursion
+ (narrow-to-region beg (marker-position end))
+ (run-hooks 'dictem-postprocess-each-definition-hook)
+ (widen))
+
+ (setq dictem-current-dbname dbname)
+ (goto-char end)
+ (forward-char)
+ (setq beg (marker-position end))
+ )
+ (save-excursion
+ (narrow-to-region beg (point-max))
+ (run-hooks 'dictem-postprocess-each-definition-hook)
+ (widen))
+ )))))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+(provide 'dictem)
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-15 16:51:32 +0000