Re: fdo-menu partial re-write
- From: Matthew Love <matth love gmail com>
- To: sawfish-list gnome org
- Subject: Re: fdo-menu partial re-write
- Date: Sun, 06 Sep 2009 09:12:25 -0600
Ok, here is the module version, compilation errors are gone now. Let me
know how it works for others, everything should be working fine, hopefully :)
Cheers
--
Matthew Love
;-*-sawfish-*-
;; (fdo-menu.jl (v1.0.0) --- sawfish wm menu generation -- librep)
;; (c) 2009 Matthew Love
;; Christopher Bratusek
;; This file will be part of Sawfish
;;; Description:
;;
;; Create a sawfish wm menu from .desktop files
;; in your /usr/share/applications folder.
;;; Code:
(define-structure sawfish.wm.ext.fdo-menu
(export update-saw-menu)
(open rep
rep.io.files
rep.io.streams
rep.system
sawfish.wm
sawfish.wm.commands)
(define-structure-alias fdo-menu sawfish.wm.ext.fdo-menu)
(unless batch-mode
(defvar this-line nil)
(defvar *loc-menu* nil)
(make-variable-special 'apps-menu)
;; fdo-desktop-file-parsing
(defun desktop-file-p (directory-file)
(let ((this-file (open-file directory-file 'read)))
(string= (read-line this-file) "[Desktop Entry]\012")))
(defun desktop-group-p (instring)
(string= (substring instring 0 1) "["))
(defun desktop-skip-line-p (instring)
(or (not instring)
(string= (substring instring 0 1) "#")
(string= (substring instring 0 1) "\012")))
(defun get-key-break (instring key)
(if instring
(do ((mcount 0 (1+ mcount)))
((or (string= (substring instring mcount (+ mcount 1)) "\n")
(string= (substring instring mcount (+ mcount 1)) key)
(= mcount 398)) mcount))))
(defun get-desktop-key (instring)
(if (> (length instring) 3)
(let ((break-number (get-key-break instring "=")))
(if (< break-number 20)
(substring instring 0 break-number)))))
(defun get-desktop-value (instring)
(if (> (length instring) 3)
(let ((break-number (get-key-break instring "=")))
(if (< break-number 20)
(substring instring (+ 1 break-number))))))
(defun get-desktop-group (instring)
(substring instring 1 (- (length instring) 2)))
(defun parse-desktop-file-line (infile)
(if (setq this-line (read-line infile))
(if (not (desktop-skip-line-p this-line))
(cons
(if (desktop-group-p this-line)
(get-desktop-group this-line)
(if (not (desktop-group-p this-line))
(cons (get-desktop-key this-line) (get-desktop-value this-line))))
(parse-desktop-file-line infile))
(parse-desktop-file-line infile))))
(defun parse-desktop-file (infile)
(unless (not (desktop-file-p infile))
(let ((d-file (open-file infile 'read)))
(parse-desktop-file-line d-file))))
;; generic functions
(defun map-desk-files (in-desk-files in-directory)
(if in-desk-files
(cons (expand-file-name (car in-desk-files) in-directory)
(map-desk-files (cdr in-desk-files) in-directory))))
(defun map-dir-files (directories)
(if directories
(if (file-directory-p (car directories))
(let ((desk0 (directory-files (car directories))))
(cons (map-desk-files desk0 (car directories))
(map-dir-files (cdr directories))))
(map-dir-files (cdr directories)))))
(defun flatten (input)
(cond ((null input) nil)
((atom input) (list input))
(t (append (flatten (car input))
(flatten (cdr input))))))
(defun trim-end (string)
(cond
((string= (aref string (- (length string) 3)) 37)
(substring string 0 (- (length string) 4)))
(string
(substring string 0 (- (length string) 1)))))
(defun find-lang-string ()
(cond
((getenv "LANGUAGE")
(let ((mlang (getenv "LANGUAGE")))
(if (> (length mlang) 2)
(substring mlang 0 5)
(substring mlang 0 2))))
((getenv "LC_ALL")
(let ((mlang (getenv "LC_ALL")))
(if (> (length mlang) 2)
(substring mlang 0 5)
(substring mlang 0 2))))
((getenv "LC_MESSAGES")
(let ((mlang (getenv "LC_MESSAGES")))
(if (> (length mlang) 2)
(substring mlang 0 5)
(substring mlang 0 2))))
((getenv "LANG")
(let ((mlang (getenv "LANG")))
(if (> (length mlang) 2)
(substring mlang 0 5)
(substring mlang 0 2))))))
;; Variables that can be set in .sawfish[/]rc
(if (not (boundp 'desktop-directory))
(defvar desktop-directory '("/usr/share/applications")))
(if (not (boundp 'my-lang-string))
(defvar my-lang-string (find-lang-string)))
(if my-lang-string
(defvar name-string "Name["))
(if (not (boundp 'ignore-no-display))
(defvar ignore-no-display '()))
(if (not (boundp 'want-alphabetize))
(defvar want-alphabetize 't))
(if (not (boundp 'my-term-string))
(defvar my-term-string "xterm -e "))
(if (not (boundp 'use-fdo-menu))
(defvar use-fdo-menu 't))
;; The Master Category List
(defvar menu-cat-alist
'(("Desktop" . ("X-Desktop" "X-DesktopApplets" "X-DesktopCountry" \
"DesktopSettings" "GNOME" "KDE" "X-GNOME-PersonalSettings" \
"X-Xfce-Toplevel"))
("Personal" . ("X-Personal" "X-PersonalUtility" "Calendar" "ContactManagement"))
("Office" . ("Office" "WordProcessor" "Presentation" "X-Document" \
"TextEditor" "SpreadSheet" "Calculator" "X-Calculate" \
"Chart" "FlowChart" "Finance"))
("Internet" . ("Telephony" "Network" "Dialup" "VideoConference" \
"RemoteAccess" "News" "HamRadio" "FileTransfer" \
"X-Internet" "P2P" "Email" "WebBrowser" "IRCClient" "Chat" \
"InstantMessaging" "Chat" "WebDevelopment"))
("Games" . ("Game" "ActionGame" "AdventureGame" "ArcadeGame" "BoardGame" "Emulator"\
"BlocksGame" "CardGame" "KidsGame" "LogicGame" "RolePlaying" "Simulation"))
("Graphics" . ("RasterGraphics" "VectorGraphics" "X-GraphicUtility" \
"2DGraphics" "3dGraphics" "3DGraphics" "Scanning" "OCR" "Photography" \
"Viewer" "Publishing" "Art" "ImageProcessing"))
("Media" . ("AudioVideo" "Audio", "Video" "Midi" "Mixer" "Sequencer" "Tuner" \
"TV" "AudioVideoEditing" "Player" "Recorder" "DiscBurning" "Music"))
("Science" . ("Science" "Astrology" "ArtificialIntelligence" "Astronomy" \
"Biology" "Chemistry" "ComputerScience" "DataVisualization" \
"Electricity" "Robotics" "Physics" "Math" "Education" "Geography"))
("Development" . ("GUIDesigner" "IDE" "Profiling" "RevisionControl" \
"ProjectManagement" "Translation" "GTK" "Development" \
"Qt" "Development" "Documentation"))
("Utility" . ("X-SystemMemory" "Security" "Utility" \
"X-SetupEntry" "X-SetupUtility" "X-SystemMemory" \
"TextTools" "TelephonyTools" "Accessibility" "Clock" \
"ConsoleOnly"))
("Filesystem" . ("X-FileSystemFind" "X-FileSystemUtility" "Archiving" \
"FileManager" "X-FileSystemMount" "Compression"))
("System" . ("X-SystemSchedule" "System" "X-SystemMemory" \
"TerminalEmulator" "Dictionary" "Puppy" "Printing" "Monitor" "Security"))
("Settings" . ("Settings" "HardwareSettings" "PackageManager"))))
;; Get the correct Name value based on language settings
(defun find-lang-in-desktop-file (fdo-list)
(if (assoc (concat name-string my-lang-string "]") fdo-list)
(concat name-string my-lang-string "]")
(if (assoc (concat name-string (substring my-lang-string 0 2) "]") fdo-list)
(concat name-string (substring my-lang-string 0 2) "]")
"Name")))
;; Functions for categories
(defun fix-sub-cats (cat-list loc-list)
(if cat-list
(let ((cat-val (car cat-list)))
(if (assoc cat-val loc-list)
(cons (cdr (assoc cat-val loc-list))
(fix-sub-cats cat-list (remove (assoc cat-val loc-list) loc-list)))
(fix-sub-cats (cdr cat-list) loc-list)))))
;; Associate values from the Master Category list with sub-categories from file
(defun fix-cats (cat-list)
(if cat-list
(let ((cat-val (car (car cat-list)))
(c-list (fix-sub-cats (car cat-list) *loc-menu*)))
(if (car c-list)
(cons (cons cat-val c-list) (fix-cats (cdr cat-list)))
(fix-cats (cdr cat-list))))))
;; Convert a Categories key value from ; delineated records to a list
(defun build-cat-list (line)
(if (> (length line) 1)
(let ((this-cat (prin1-to-string (read-from-string line))))
(cons this-cat
(if (< (length this-cat) (length line))
(build-cat-list (substring line (+ 1 (length this-cat)))))))))
;; Helper for (parse-desk-line)
;; Determine best category to use... :|
(defun parse-cat-list (cat-list)
(if (cdr cat-list)
(let ((this-cat (car cat-list)))
(if (or
(string= this-cat "GNOME")
(string= this-cat "GTK")
(string= this-cat "KDE")
(string= this-cat "Qt")
(string= this-cat "X-XFCE")
(string= this-cat "Application"))
(parse-cat-list (cdr cat-list))
this-cat))
(car cat-list)))
;; Alphabetize the entries in the category menus
(defun alphabetize-entries (saw-menu)
(if saw-menu
(cons (cons (car (car saw-menu))
(sort (cdr (car saw-menu)) string<))
(alphabetize-entries (cdr saw-menu)))))
;; generate a saw-fish menu entry from a .desktop file
(defun generate-menu-entry (desk-file)
(if (and (not (file-directory-p desk-file))
(desktop-file-p desk-file))
(let ((fdo-list (parse-desktop-file desk-file)))
(if (not (string= (cdr (assoc "NoDisplay" fdo-list)) "true\n"))
(cons (parse-cat-list (build-cat-list (trim-end (cdr (assoc "Categories" fdo-list)))))
(cons (trim-end (cdr (assoc (find-lang-in-desktop-file fdo-list) fdo-list)))
(if (string= (cdr (assoc "Terminal" fdo-list)) "true\012")
(cons (list
'system (concat my-term-string (trim-end (cdr (assoc "Exec" fdo-list))) " &")))
(cons (list 'system (concat (trim-end (cdr (assoc "Exec" fdo-list))) " &"))))))))))
;; Update the menu
(define (update-saw-menu)
(interactive)
(unless (not use-fdo-menu)
(setq *loc-menu* nil)
(defvar desk-files (flatten (map-dir-files desktop-directory)))
(mapc (lambda (x)
(setq *loc-menu* (append *loc-menu* (list (generate-menu-entry x))))) desk-files)
(if want-alphabetize
(setq apps-menu (alphabetize-entries (fix-cats menu-cat-alist)))
(setq apps-menu (fix-cats menu-cat-alist)))))
(define-command 'update-saw-menu update-saw-menu)
))
;; END-FILE
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