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#!/usr/bin/guile \
-e main -s
!#
(use-modules
(ice-9 and-let-star)
(ice-9 ftw)
(ice-9 match)
(ice-9 popen)
(ice-9 regex)
(logging logger)
(logging port-log)
(oop goops)
(term ansi-color))
(define-syntax ->>
(syntax-rules ()
((_ value) value)
((_ value (f ...) rest ...) (->> (f ... value) rest ...))
((_ value f rest ...) (->> (f value) rest ...))))
(define (ansi-color-log-formatter lvl time str)
(let ((color (case lvl
((CRITICAL) 'RED)
((WARN) 'YELLOW)
((OK) 'GREEN))))
(string-append
(strftime "%F %H:%M:%S" (localtime time))
(colorize-string
(string-append " (" (symbol->string lvl) "): ") color 'BOLD)
str "\n")))
(define (setup-logging)
(let ((lgr (make <logger>))
(std (make <port-log>
#:port (current-output-port)
#:formatter ansi-color-log-formatter)))
;; add the handler to our logger
(add-handler! lgr std)
;; make this the application's default logger
(set-default-logger! lgr)
(open-log! lgr)))
(define (shutdown-logging)
(flush-log) ;; since no args, it uses the default
(close-log!) ;; since no args, it uses the default
(set-default-logger! #f))
(define (expand-file f)
;; https://irreal.org/blog/?p=83
(cond ((absolute-file-name? f) f)
((string=? (substring f 0 2) "~/")
(let ((prefix (passwd:dir (getpwuid (geteuid)))))
(string-append prefix (substring f 1 (string-length f)))))
((char=? (string-ref f 0) #\~)
(let* ((user-end (string-index f #\/))
(user (substring f 1 user-end))
(prefix (passwd:dir (getpwnam user))))
(string-append prefix (substring f user-end (string-length f)))))
(else (string-append (getcwd) "/" f))))
(define (symlink? path)
(false-if-exception
(eq? 'symlink (stat:type (lstat path)))))
(define (clean-file full-dest dry-run)
(and-let* ((info (false-if-exception (lstat full-dest)))
(type (stat:type info))
(deleter (if (eq? type 'directory) rmdir delete-file))
(task (if dry-run "Would delete" "Deleting"))
(level (if dry-run 'INFO 'WARN)))
(log-msg level (format #f "~a ~a: ~a" task type full-dest))
(unless dry-run (deleter full-dest))))
(define (rm-tree path dry-run)
(define (enter? a b c) #t)
(define (down name stat result) result)
(define (leaf name stat result)
(clean-file name dry-run)
result)
(define up leaf)
(define skip leaf)
;; Ignore unreadable files/directories but warn the user.
(define (error name stat errno result)
(log-msg 'WARN
(format #f "~a: ~a: ~a~%"
errno name (strerror errno)))
result)
(file-system-fold enter? leaf down up skip error
(list 0)
path))
(define (replace str pattern new)
(regexp-substitute/global #f pattern str 'pre new 'post))
(define (make-dir-parents dir-path)
(unless (access? dir-path F_OK)
(make-dir-parents (dirname dir-path))
(mkdir dir-path)))
(define (dot-replace str)
(replace str "dot-" "."))
(define (config-links src target dry-run)
(let ((src-path (expand-file src))
(target-path (dot-replace (expand-file target))))
(unless (and (symlink? target-path)
(equal? (readlink target-path) src-path))
(rm-tree target-path dry-run)
(make-dir-parents (dirname target-path))
(symlink src-path target-path)
(log-msg 'OK (string-append " Symlink " src " <- " target-path)))))
(define (symlink-tree file-name target-path)
"Tree recursively symlinks target-path->file-name. The goal is to
have few symlinks, yet if in the target space there are some files
then symlink the files not the dir"
(define src-len (string-length file-name))
(define (target-subfile path)
(->> (substring path src-len)
(string-append target-path)
dot-replace
expand-file))
(define (enter? name stat result)
(->> (target-subfile name)
lstat
stat:type
(eq? 'directory)
false-if-exception))
(define (leaf name stat result)
(config-links name (target-subfile name) #f)
(set-car! result (1+ (car result)))
result)
(define (down name stat result)
(log-msg 'INFO (format #f "Inspecting ~a" name ))
(cons 0 result))
(define (up name stat result)
(let ((should-clear (->> (scandir (target-subfile name)
(lambda (x)
(not (member x (list "." "..")))))
(length)
(= (car result)))))
(when should-clear (leaf name stat result))
(list-set! result 1 (+ (cadr result) (if should-clear 1 0))))
(cdr result))
;; Likewise for skipped directories.
(define skip leaf)
;; Ignore unreadable files/directories but warn the user.
(define (error name stat errno result)
(log-msg 'WARN
(format #f "~a: ~a: ~a~%"
errno name (strerror errno)))
result)
(file-system-fold enter? leaf down up skip error
(list 0)
file-name))
(define (format-config-entry item)
(format #t "[~a]~%" (car item))
(format #t "~:{~a=~@{~a~^;~}~%~}~%" (cdr item)))
(define (mail-config)
(log-msg 'INFO "Configuring mail")
(log-msg 'INFO " Symlink mbsync")
(config-links
(if (string=? (gethostname) "obp")
"mail/dot-mbsyncrc.byteplant"
"mail/dot-mbsyncrc.personal")
"~/.mbsyncrc" #f)
(let* ((notmuch-config-file (expand-file "~/.notmuch-config"))
(emails
(list
"hi@oscarnajera.com"
"hello@oscarnajera.com"
"najera.oscar@gmail.com"
"oscar@byteplant.com"
))
(user-mail
(if (string=? (gethostname) "obp")
"oscar@byteplant.com"
"hi@oscarnajera.com"))
;; setting up notmuch config
(config
`((database (path ,(expand-file "~/.mail")))
(user (name "Oscar Najera")
(primary_email ,user-mail)
,(cons 'other_email (delete user-mail emails)))
(new (tags new)
(ignore .uidvalidity .mbsyncstate .directory))
(search (exclude_tags deleted spam))
(maildir (synchronize_flags true))
(crypto (gpg_path gpg)))))
(clean-file notmuch-config-file #f)
(with-output-to-file notmuch-config-file
(lambda ()
(display "# -*- mode: conf-unix -*-\n# managed by dotfiles install\n")
(for-each format-config-entry config)))
(chmod notmuch-config-file #o400)))
(define (main args)
(setup-logging)
(log-msg 'INFO "Symlink PIM")
(config-links "calendars.conf" "~/.calendars.conf" #f)
(symlink-tree "home-dots" "~/")
(config-links "gnupg/gpg.conf" "~/.gnupg/gpg.conf" #f)
(config-links "gnupg/gpg-agent.conf" "~/.gnupg/gpg-agent.conf" #f)
(symlink-tree "config" "~/.config")
(when (string=? (gethostname) "obp")
(config-links "other_configs/byte-gitconfig"
"~/bytegit/.gitconfig" #f))
(mail-config)
(shutdown-logging))
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