;;; -*- Emacs-Lisp -*-
;;; WL-MK for byte-compile, install, uninstall
;;;
;;; Original by OKUNISHI Fujikazu <fuji0924@mbox.kyoto-inet.or.jp>
;;; Modified by Yuuichi Teranishi <teranisi@gohome.org>

;;;;;;;;;;;;;;;;;;;;;   DO NOT EDIT THIS FILE   ;;;;;;;;;;;;;;;;;;;;;
;;;;;;;;;;;;;;;;;;;;;     INTERNAL USE ONLY     ;;;;;;;;;;;;;;;;;;;;;

;;; Code

(defvar WLDIR "./wl")
(defvar ELMODIR "./elmo")
(defvar DOCDIR "./doc")
(defvar ICONDIR "./etc/icons")
(defvar UTILSDIR "./utils")
(defvar WL_PREFIX "wl")
(defvar ELMO_PREFIX "wl")

(defvar COMPRESS-SUFFIX-LIST '("" ".gz" ".Z" ".bz2"))

(defvar wl-install-utils nil
  "If Non-nil, install `wl-utils-modules'.")

;;; INFO
(defconst wl-ja-info "wl-ja.info")
(defconst wl-ja-texi "wl-ja.texi")
(defconst wl-en-info "wl.info")
(defconst wl-en-texi "wl.texi")

(defvar wl-info-lang (if (featurep 'mule) '("ja" "en") '("en"))
  "The language of info file (\"ja\" or \"en\").")

;;; NEWS
(defvar wl-news-lang (if (featurep 'mule) '("ja" "en") '("en"))
  "The language of news file (\"ja\" or \"en\").")
(defconst wl-news-news-file '(("en" "NEWS")
			      ("ja" "NEWS.ja")))
(defconst wl-news-search-regexp
  '(("en" "^\\* Changes in \\([0-9.]*\\) from [0-9.]+x?")
    ("ja" "^\\* [0-9.]+x? から \\([0-9.]*\\) への変更点")))
(defconst wl-news-filename "wl-news.el")

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

(require 'cl)
(defvar INFODIR nil)

(condition-case () (require 'custom) (error nil))
;; for wl-vars.el
(unless (and (fboundp 'defgroup)
	     (fboundp 'defcustom)
	     ;; ignore broken module
	     (not (featurep 'tinycustom)))
  (when (and (boundp 'emacs-major-version)
	     (= emacs-major-version 19)
	     (>= emacs-minor-version 29))
    (message "%s" "
  Warning: You don't seem to have \"new custom\" package installed.
           See README file of APEL package for more information.
"))
  (require 'backquote)
  (defmacro defgroup (&rest args))
  (defmacro defcustom (symbol value &optional doc &rest args)
    (let ((doc (concat "*" (or doc ""))))
      `(defvar ,symbol ,value ,doc))))

(load "bytecomp" nil t)

(unless (fboundp 'byte-compile-file-form-custom-declare-variable)
  ;; Bind defcustom'ed variables.
  (put 'custom-declare-variable 'byte-hunk-handler
       'byte-compile-file-form-custom-declare-variable)
  (defun byte-compile-file-form-custom-declare-variable (form)
    (if (memq 'free-vars byte-compile-warnings)
	(setq byte-compile-bound-variables
	      (cons (nth 1 (nth 1 form)) byte-compile-bound-variables)))
    form))

(condition-case nil
    (char-after)
  (wrong-number-of-arguments
   ;; Optimize byte code for `char-after'.
   (put 'char-after 'byte-optimizer 'byte-optimize-char-after)
   (defun byte-optimize-char-after (form)
     (if (null (cdr form))
	 '(char-after (point))
       form))))

(setq byte-compile-warnings '(free-vars unresolved callargs redefine))

;; v18, v19
(if (boundp 'MULE)
    (setq max-lisp-eval-depth 400))

;; FIXME: it is currently needed to byte-compile with Emacs 21.
(setq recursive-load-depth-limit nil)

(condition-case () (require 'easymenu) (error nil))

(defvar config-wl-package-done nil)

(defun config-wl-package-subr ()
  (unless config-wl-package-done
    (setq config-wl-package-done t)
    (setq load-path (cons (expand-file-name ".") load-path))
    (setq load-path (cons (expand-file-name WLDIR)
			  (cons (expand-file-name ELMODIR) load-path)))
    ;; load custom file if exists.  `WL-CFG.el' override for committer.
    (load "./WL-CFG" t nil nil)
    ;; load-path
    (if wl-install-utils
	(setq load-path (cons (expand-file-name UTILSDIR) load-path)))
    (require 'install)
    (load "./WL-ELS" nil nil t)
    ;; product.el version check
    (require 'product)
    (if (not (fboundp 'product-version-as-string))
	(error "Please install new APEL.  See INSTALL or INSTALL.ja"))
    ;; smtp.el version check.
    (require 'smtp)
    (if (not (fboundp 'smtp-send-buffer))
	(error "Please install new FLIM.  See INSTALL or INSTALL.ja"))
    (condition-case ()
	(require 'mime-setup)
      (error (error "Cannot load `mime-setup'.  Please install SEMI")))))

(defun config-wl-pixmap-dir (&optional packagedir)
  "Examine pixmap directory where icon files should go."
  (let ((pixmap-dir (car command-line-args-left)))
    (defvar PIXMAPDIR
      (if (string= pixmap-dir "NONE")
	  (if packagedir
	      (expand-file-name "etc/wl/" packagedir)
	    (expand-file-name "wl/icons/" data-directory))
	pixmap-dir)))
  (if PIXMAPDIR
      (princ (format "PIXMAPDIR is %s\n" PIXMAPDIR)))
  (setq command-line-args-left (cdr command-line-args-left)))

(defun config-wl-package ()
  (config-wl-package-subr)
  ;; LISPDIR check.
  (let ((elispdir (car command-line-args-left)))
    (if (string= elispdir "NONE")
	(defvar LISPDIR (install-detect-elisp-directory))
      (defvar LISPDIR elispdir)))
  (princ (format "LISPDIR is %s\n" LISPDIR))
  (setq command-line-args-left (cdr command-line-args-left))
  ;; PIXMAPDIR check.
  (config-wl-pixmap-dir)
  (princ "\n"))

(defun update-version ()
  "Update version number of documents."
  (config-wl-package)
  (load-file "elmo/elmo-version.el")
  (let ((version (mapconcat
		  'number-to-string
		  (product-version (product-find 'elmo-version))
		  "."))
	(coding-system-for-write 'iso-latin-1-unix))
    (princ (concat "Update version number to " version "\n"))
    ;; generate version.tex
    (with-temp-buffer
      (insert "\\def\\versionnumber{" version "}\n")
      (write-region (point-min) (point-max) (expand-file-name
					     "version.tex" "doc")))
    ;; generate version.texi
    (with-temp-buffer
      (insert "@set VERSION " version "\n")
      (write-region (point-min) (point-max) (expand-file-name
					     "version.texi" "doc")))))

(defun test-wl ()
  "Run test suite for developer."
  (config-wl-package)
  (make-wl-news)
  (require 'lunit)
  (let ((files (directory-files "tests" t "^test-.*\\.el$"))
	(suite (lunit-make-test-suite)))
    (while files
      (if (file-regular-p (car files))
	  (progn
	    (load-file (car files))
	    (lunit-test-suite-add-test
	     suite (lunit-make-test-suite-from-class
		    (intern (file-name-sans-extension
			     (file-name-nondirectory (car files))))))))
      (setq files (cdr files)))
    (lunit suite)))

(defun check-wl ()
  "Check user environment.  Not for developer."
  (config-wl-package)
  ;; Avoid load error
  (provide 'wl-news)
  (load "wl-news.el.in")
  (require 'lunit)
  (let ((files (directory-files "tests" t "^check-.*\\.el$"))
	(suite (lunit-make-test-suite)))
    (while files
      (if (file-regular-p (car files))
	  (progn
	    (load-file (car files))
	    (lunit-test-suite-add-test
	     suite (lunit-make-test-suite-from-class
		    (intern (file-name-sans-extension
			     (file-name-nondirectory (car files))))))))
      (setq files (cdr files)))
    (lunit suite)))

(defun wl-scan-path (path scanner)
  (let ((dirs (if (listp path)
		  path
		(list path))))
    (apply 'append (mapcar scanner dirs))))

(defun wl-scan-source (path)
  (wl-scan-path path
		(lambda (x)
		  (apply 'append
			 (mapcar (lambda (y)
				   (list y (concat y "c")))
				 (directory-files x nil "\\(.+\\)\\.el$" t))))))

(defun wl-scan-icons (path)
  (wl-scan-path path
		(lambda (x)
		  (let ((case-fold-search t))
		    (directory-files x nil "\\.img$\\|\\.x[bp]m$")))))

(defun wl-uninstall (objs path)
  ;(message (mapconcat 'identity objs " "))
  (mapc
   (lambda (x)
     (let ((filename (expand-file-name x path)))
       (if (and (file-exists-p filename)
		(file-writable-p filename))
	   (progn
	     (princ (format "%s was uninstalled.\n" filename))
	     (delete-file filename)))))
   objs))


(defun wl-examine-modules ()
  "Examine wl modules should be byte-compile'd."
  (config-wl-package-subr)
  (make-wl-news)
  (dolist (module modules-alist)
    (dolist (filename (cdr module))
      (princ (format "%s/%s.elc " (car module) filename)))))


(defun compile-wl-package ()
  (config-wl-package)
  (make-wl-news)
  (mapc
   (lambda (x)
     (compile-elisp-modules (cdr x) (car x)))
   modules-alist))

(defun install-wl-icons ()
  (if (not (file-directory-p PIXMAPDIR))
      (make-directory PIXMAPDIR t))
  (let* ((case-fold-search t)
	 (icons (directory-files ICONDIR nil
				 (cond ((featurep 'xemacs)
					"\\.x[bp]m$")
				       ((and (boundp 'emacs-major-version)
					     (>= emacs-major-version 21))
					"\\.img$\\|\\.x[bp]m$")
				       ((featurep 'mule)
					"\\.img$\\|\\.xbm$")))))
    (install-files icons ICONDIR PIXMAPDIR nil 'overwrite)))

(defun uninstall-wl-icons ()
  (if (not (file-directory-p PIXMAPDIR))
      ()
    (wl-uninstall (wl-scan-icons PIXMAPDIR)
		  PIXMAPDIR)))

(defun install-wl-package ()
  (compile-wl-package)
  (let ((wl-install-dir (expand-file-name WL_PREFIX LISPDIR))
	(elmo-install-dir (expand-file-name ELMO_PREFIX LISPDIR)))
    (mapc
     (lambda (x)
       (install-elisp-modules (cdr x) (car x)
			      (if (string= (car x) ELMODIR)
				  elmo-install-dir
				wl-install-dir)))
     modules-alist))
  (if PIXMAPDIR
      (install-wl-icons)))


(defun uninstall-wl-package ()
  (config-wl-package)
  (let ((wl-install-dir (expand-file-name WL_PREFIX
					  LISPDIR))
	(elmo-install-dir (expand-file-name ELMO_PREFIX
					    LISPDIR)))
    (wl-uninstall (wl-scan-source (list WLDIR UTILSDIR))
		  wl-install-dir)
    (wl-uninstall (wl-scan-source (list ELMODIR))
		  elmo-install-dir))
  (if PIXMAPDIR
      (uninstall-wl-icons)))


(defun config-wl-package-xmas ()
  (if (not (featurep 'xemacs))
      (error "This directive is only for XEmacs"))
  (config-wl-package-subr)
  ;; PACKAGEDIR check.
  (let (package-dir)
    (defvar PACKAGEDIR
      (if (and (setq package-dir (car command-line-args-left))
	       (not (string= "NONE" package-dir)))
	  package-dir
	(require 'install)
	(install-get-default-package-directory)))
    (princ (format "PACKAGEDIR is %s\n" PACKAGEDIR))
    (setq command-line-args-left (cdr command-line-args-left)))
  ;; PIXMAPDIR check.
  (config-wl-pixmap-dir PACKAGEDIR)
  (princ "\n"))

;; from SEMI-MK
(defun compile-wl-package-xmas ()
  (config-wl-package-xmas)
  (make-wl-news)
  (setq autoload-package-name "wl")
  (add-to-list 'command-line-args-left WLDIR)
  (batch-update-directory)
  (add-to-list 'command-line-args-left WLDIR)
  (Custom-make-dependencies)
  ;; WL-AUTOLOAD-MODULES
  (compile-elisp-modules WL-AUTOLOAD-MODULES WLDIR)
  (mapc
   (lambda (x)
     (compile-elisp-modules (cdr x) (car x)))
   modules-alist))

(defun install-wl-package-xmas ()
  (compile-wl-package-xmas)
  (let ((LISPDIR (expand-file-name "wl"
				    (expand-file-name "lisp"
						      PACKAGEDIR)))
	(DATADIR  (expand-file-name "wl"
				    (expand-file-name "etc"
						      PACKAGEDIR)))
	(INFODIR  (expand-file-name "info" PACKAGEDIR)))
    (or (file-exists-p DATADIR)
	(make-directory DATADIR t))
    (or (file-exists-p INFODIR)
	(make-directory INFODIR t))
    ;; copy xpm files
    (install-wl-icons)

    (mapc (lambda (x)
	    (install-elisp-modules (cdr x) (car x) LISPDIR))
	  modules-alist)
    ;; WL-AUTOLOAD-MODULES
    (install-elisp-modules WL-AUTOLOAD-MODULES WLDIR LISPDIR)
    ;;
    (wl-texinfo-format)
    (wl-texinfo-install)))


;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;; Texinfo stuff

(defun wl-texinfo-info-file (lang)
  (symbol-value (intern (format "wl-%s-info" lang))))

(defun wl-texinfo-texi-file (lang)
  (symbol-value (intern (format "wl-%s-texi" lang))))

(defun wl-texinfo-check-newer (lang)
  (let ((info-file (expand-file-name (wl-texinfo-info-file lang) DOCDIR)))
    (and
     (file-newer-than-file-p info-file
			     (expand-file-name "version.texi" DOCDIR))
     (file-newer-than-file-p info-file
			     (expand-file-name (wl-texinfo-texi-file lang) DOCDIR)))))

(defun wl-texinfo-format-file (lang)
  (require 'wl-vars) ;; for 'wl-cs-local
  (or (wl-texinfo-check-newer lang)
      (let (obuf)
	;; Support old texinfmt.el
	(require 'ptexinfmt (expand-file-name "ptexinfmt.el" UTILSDIR))
	(find-file (expand-file-name (wl-texinfo-texi-file lang) DOCDIR))
	(setq obuf (current-buffer))
	;; We can't know file names if splitted.
	(texinfo-format-buffer t)
	;; Emacs20.2's default is 'raw-text-unix.
	(and (fboundp 'set-buffer-file-coding-system)
	     (set-buffer-file-coding-system wl-cs-local))
	(save-buffer)
	(kill-buffer (current-buffer)) ;; info
	(kill-buffer obuf)) ;; texi
      ))

(defun wl-texinfo-format ()
  (wl-detect-info-directory)
  (cond ((null wl-info-lang))
	((listp wl-info-lang)
	 (mapc 'wl-texinfo-format-file wl-info-lang))
	((stringp wl-info-lang)
	 (wl-texinfo-format-file wl-info-lang))))

(defun wl-texinfo-install-file (lang)
  (let ((infofile (wl-texinfo-info-file lang)))
    (install-file infofile DOCDIR INFODIR nil 'overwrite)))

(defun wl-texinfo-install ()
  (cond ((null wl-info-lang))
	((listp wl-info-lang)
	 (mapc 'wl-texinfo-install-file wl-info-lang))
	((stringp wl-info-lang)
	 (wl-texinfo-install-file wl-info-lang))))

(defun wl-primary-info-file ()
  "Get primary info file (for wl-detect-info-directory)."
  (cond ((null wl-info-lang))
	((listp wl-info-lang)
	 (let ((wl-info-lang (car wl-info-lang)))
	   (wl-primary-info-file)))
	((stringp wl-info-lang)
	 (wl-texinfo-info-file wl-info-lang))))

(defun wl-detect-info-directory ()
  (config-wl-package-subr)
  ;; INFODIR check.
  (when wl-info-lang
    (require 'info)
    (if (fboundp 'info-initialize)
	(info-initialize))
    (unless INFODIR
      (let ((infodir (car command-line-args-left))
	    (info (wl-primary-info-file))
	    previous)
	(setq INFODIR
	      (if (string= infodir "NONE")
		  (if (setq previous
			    (exec-installed-p info Info-directory-list
					      COMPRESS-SUFFIX-LIST))
		      (directory-file-name (file-name-directory previous))
		    (car Info-directory-list))
		infodir))
	(setq command-line-args-left (cdr command-line-args-left))))
    (princ (format "INFODIR is %s\n\n" INFODIR))))

(defun install-wl-info ()
  (wl-texinfo-format)
  (wl-texinfo-install))


;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;; wl-news stuff

(defun wl-news-news-file (lang)
  (cadr (assoc lang wl-news-news-file)))

(defun wl-news-check-newer (out-filename news-lang)
  (let ((lang news-lang)
	ret)
    (while (car lang)
      (if (file-newer-than-file-p
	   (wl-news-news-file (car lang)) out-filename)
	  (setq ret t))
      (setq lang (cdr lang)))
    ret))

(defun make-wl-news ()
  (let ((in-filename
	 (expand-file-name (concat wl-news-filename ".in") WLDIR))
	(out-filename
	 (expand-file-name wl-news-filename WLDIR))
	(wl-news-lang (if (listp wl-news-lang)
			  wl-news-lang
			(list wl-news-lang))))
    (if (or (file-newer-than-file-p in-filename out-filename)
	    (wl-news-check-newer out-filename wl-news-lang))
	(with-temp-buffer
	  (save-excursion
	    (insert-file-contents in-filename)
	    (goto-char (point-min))
	    (unless (re-search-forward "^;;; -\\*- news-list -\\*-" nil t)
	      (error "Invalid wl-news.el.in"))
	    (forward-line 2)
	    (if wl-news-lang
		(progn
		  (insert "(defconst wl-news-news-alist\n  '")
		  (let ((p (point)))
		    (prin1 (wl-news-parse-news wl-news-lang) (current-buffer))
		    (save-excursion
		      (narrow-to-region p (point))
		      (goto-char (1+ p))
		      (while (re-search-forward "^(" nil t)
			(replace-match "\\\\(")) ; avoid font-lock confusion
		      (widen)))
		  (insert ")\n"))
	      (insert "(defconst wl-news-news-alist nil)\n\n"))
	    (let ((buffer-file-coding-system (mime-charset-to-coding-system 'x-ctext)))
	      (write-region (point-min) (point-max) out-filename)))))))

(defun wl-news-parse-news (lang)
  (let (news-list)
  (while (car lang)
    (setq news-list (cons
			(cons (car lang) (wl-news-parse-news-subr (car lang)))
			news-list))
    (setq lang (cdr lang)))
  news-list))

(defun wl-news-parse-news-subr (lang)
  (let ((filename (wl-news-news-file lang))
	(reg (cadr (assoc lang wl-news-search-regexp)))
	news-list)
    (if (and filename reg)
	(with-temp-buffer
	  (insert-file-contents filename)
	  (while (re-search-forward reg nil t)
	    (let ((beg (match-beginning 0))
		  (version-tmp (split-string (match-string 1) "\\."))
		  version news-string end)
	      (while version-tmp
		(setq version (append version (list (string-to-number (car version-tmp)))))
		(setq version-tmp (cdr version-tmp)))
	      (re-search-forward "^\\(\\* \\|\\)" nil t)
	      (goto-char (- (match-beginning 0) 1))
	      (setq end (point))
	      (setq news-string (buffer-substring beg end))
	      (setq news-list
		    (append news-list
			    (list (cons version news-string))))))))
    news-list))



;;; ToDo
;;; * MORE refine code (^_^;

;;; End