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[Bin] Nicer elisp, tables formatting and code output

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This commit is contained in:
Lucien Cartier-Tilet 2022-07-05 15:29:03 +02:00
parent ff045fdc3a
commit c3a8a7cf4a
Signed by: phundrak
GPG Key ID: BD7789E705CB8DCA
1 changed files with 71 additions and 61 deletions
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102
org/config/bin.org
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@ -48,8 +48,9 @@ of said command running.
#+header: :wrap "src bash :exports code"
#+BEGIN_SRC emacs-lisp :var table=autostart-table :cache yes
(mapconcat (lambda (start-command)
(let* ((command (replace-regexp-in-string "~" "" (nth 0 start-command)))
(arguments (replace-regexp-in-string "~" "" (nth 1 start-command)))
(let* ((clean-string (lambda (str) (replace-regexp-in-string "~" "" str)))
(command (funcall clean-string (nth 0 start-command)))
(arguments (funcall clean-string (nth 1 start-command)))
(oncep (string= "yes" (nth 2 start-command)))
(full-command (replace-regexp-in-string
" +"
@ -681,13 +682,13 @@ some global variables that won’t change:
#+NAME: ytdl-default-vars
| Variable Name | Default Value | String? |
|------------------+-----------------------------------------------------------+---------|
| YTDL_SHARED_DIR | $HOME/.local/share/ytdl | no |
| FORMAT_DEFAULT | %(uploader)s/%(upload_date)s - %(title)s.%(ext)s | yes |
| DOWNFILE_DEFAULT | $YTDL_SHARED_DIR/downloaded | no |
| ERRFILE_DEFAULT | $YTDL_SHARED_DIR/video-errors | no |
| LOGFILE_DEFAULT | $YTDL_SHARED_DIR/ytdl.log | no |
| PREFFERED_FORMAT | bestvideo[ext=mp4]+bestaudio[ext=m4a]/bestvideo+bestaudio | yes |
| VERSION | 0.3 | yes |
| ~YTDL_SHARED_DIR~ | ~$HOME/.local/share/ytdl~ | no |
| ~FORMAT_DEFAULT~ | ~%(uploader)s/%(upload_date)s ~- ~%(title)s.%(ext)s~ | yes |
| ~DOWNFILE_DEFAULT~ | ~$YTDL_SHARED_DIR/downloaded~ | no |
| ~ERRFILE_DEFAULT~ | ~$YTDL_SHARED_DIR/video-errors~ | no |
| ~LOGFILE_DEFAULT~ | ~$YTDL_SHARED_DIR/ytdl.log~ | no |
| ~PREFFERED_FORMAT~ | ~bestvideo[ext=mp4]+bestaudio[ext=m4a]/bestvideo+bestaudio~ | yes |
| ~VERSION~ | ~0.3~ | yes |
There is one more default variable pointing to ytdl’s root directory which
depends on whether the videos directory has a French or English name:
@ -701,25 +702,28 @@ end
#+END_SRC
#+NAME: ytdl-default-vars-make
#+BEGIN_SRC emacs-lisp :var vars=ytdl-default-vars
#+header: :wrap "src fish :tangle no"
#+BEGIN_SRC emacs-lisp :var vars=ytdl-default-vars :exports results
(let ((clean-string (lambda (str) (replace-regexp-in-string "~" "" str))))
(mapconcat (lambda (var)
(let ((varname (car var))
(varvalue (cadr var))
(let ((varname (funcall clean-string (car var)))
(varvalue (funcall clean-string (cadr var)))
(string? (string= (nth 2 var) "yes")))
(format "set -g %-16s %s" varname (if string? (format "\"%s\"" varvalue)
varvalue))))
(format "set -g %-16s \"%s\"" varname varvalue)))
vars
"\n")
"\n"))
#+END_SRC
#+RESULTS: ytdl-default-vars-make
: set -g YTDL_SHARED_DIR $HOME/.local/share/ytdl
: set -g FORMAT_DEFAULT "%(uploader)s/%(upload_date)s - %(title)s.%(ext)s"
: set -g DOWNFILE_DEFAULT $YTDL_SHARED_DIR/downloaded
: set -g ERRFILE_DEFAULT $YTDL_SHARED_DIR/video-errors
: set -g LOGFILE_DEFAULT $YTDL_SHARED_DIR/ytdl.log
: set -g PREFFERED_FORMAT "bestvideo[ext=mp4]+bestaudio[ext=m4a]/bestvideo+bestaudio"
: set -g VERSION "0.3"
#+begin_src fish :tangle no
set -g YTDL_SHARED_DIR "$HOME/.local/share/ytdl"
set -g FORMAT_DEFAULT "%(uploader)s/%(upload_date)s - %(title)s.%(ext)s"
set -g DOWNFILE_DEFAULT "$YTDL_SHARED_DIR/downloaded"
set -g ERRFILE_DEFAULT "$YTDL_SHARED_DIR/video-errors"
set -g LOGFILE_DEFAULT "$YTDL_SHARED_DIR/ytdl.log"
set -g PREFFERED_FORMAT "bestvideo[ext=mp4]+bestaudio[ext=m4a]/bestvideo+bestaudio"
set -g VERSION "0.3"
#+end_src
#+BEGIN_SRC fish :noweb yes
<<ytdl-default-vars-make()>>
@ -811,15 +815,15 @@ do:
#+NAME: ytdl-table-arguments
| Short | Long | Takes a value? | Associated Variable | Default Value | What it does |
|-------+------------+----------------+---------------------+-------------------+----------------------|
| 4 | ipv4 | no | IPV4 | None | Force IPv4 |
| 6 | ipv6 | no | IPV6 | None | Force IPv6 |
| a | batch-file | yes | FILE | None | Batch file |
| c | cache | yes | DOWNFILE | $DOWNFILE_DEFAULT | Cache file |
| d | directory | yes | ROOTDIR | $ROOTDIR_DEFAULT | Root directory |
| e | error-file | yes | ERRFILE | $ERRFILE_DEFAULT | Error logs |
| f | format | yes | FORMAT | $FORMAT_DEFAULT | Filename format |
| l | logs | yes | LOGFILE | $LOGFILE_DEFAULT | Logs |
| V | verbose | no | VERBOSE | 1 | Verbose output |
| 4 | ipv4 | no | ~IPV4~ | None | Force IPv4 |
| 6 | ipv6 | no | ~IPV6~ | None | Force IPv6 |
| a | batch-file | yes | ~FILE~ | None | Batch file |
| c | cache | yes | ~DOWNFILE~ | ~$DOWNFILE_DEFAULT~ | Cache file |
| d | directory | yes | ~ROOTDIR~ | ~$ROOTDIR_DEFAULT~ | Root directory |
| e | error-file | yes | ~ERRFILE~ | ~$ERRFILE_DEFAULT~ | Error logs |
| f | format | yes | ~FORMAT~ | ~$FORMAT_DEFAULT~ | Filename format |
| l | logs | yes | ~LOGFILE~ | ~$LOGFILE_DEFAULT~ | Logs |
| V | verbose | no | ~VERBOSE~ | ~1~ | Verbose output |
| v | version | command | None | None | Script version |
| h | help | command | None | None | Display this message |
@ -827,13 +831,15 @@ We can also pass individual YouTube URLs without any options or switches
associated to them, they will be downloaded as part of a single queue.
#+NAME: ytdl-arg-handling-gen
#+BEGIN_SRC emacs-lisp :var args=ytdl-table-arguments
#+header: :cache yes :wrap "src fish :tangle no :exports code"
#+BEGIN_SRC emacs-lisp :var args=ytdl-table-arguments :exports results
(let ((clean-string (lambda (str) (replace-regexp-in-string "~" "" str))))
(mapconcat (lambda (arg)
(let* ((short (format "%s" (nth 0 arg)))
(long (nth 1 arg))
(arg? (string= "yes" (nth 2 arg)))
(var (unless (string= "None" (nth 3 arg))
(nth 3 arg))))
(funcall clean-string (nth 3 arg)))))
(format "case %s %s\n\t%s"
short long
(if var (format "set -g %s %s" var
@ -841,11 +847,11 @@ associated to them, they will be downloaded as part of a single queue.
(format "_ytdl_%s && exit"
(if (string= "h" short) "help" "version"))))))
args
"\n")
"\n"))
#+END_SRC
#+RESULTS: ytdl-arg-handling-gen
#+begin_example
#+RESULTS[df04709ff17a3d37a20528a5066a2efcda0cad5c]: ytdl-arg-handling-gen
#+begin_src fish :tangle no :exports code
case 4 ipv4
set -g IPV4
case 6 ipv6
@ -868,7 +874,7 @@ case v version
_ytdl_version && exit
case h help
_ytdl_help && exit
#+end_example
#+end_src
The following shows how ~getopts~ is used to catch the options and switches
passed to the script:
@ -886,24 +892,28 @@ end
#+END_SRC
#+NAME: ytdl-arg-set-default-value-gen
#+header: :cache yes :wrap "src fish :tangle no :exports code"
#+BEGIN_SRC emacs-lisp :var args=ytdl-table-arguments
(let* ((args (seq-filter (lambda (arg)
(let* ((var (unless (string= "None" (nth 3 arg)) (nth 3 arg)))
(default (format "%s" (nth 4 arg)))
(default (unless (string= "None" default) default)))
(let* ((clean-string (lambda (str) (replace-regexp-in-string "~" "" str)))
(args (seq-filter (lambda (arg)
(let* ((var (unless (string= "None" (nth 3 arg))
(funcall clean-string (nth 3 arg))))
(default (funcall clean-string (format "%s" (nth 4 arg))))
(default (unless (string= "None" default)
default)))
(and var default)))
args)))
(mapconcat (lambda (arg)
(let* ((var (nth 3 arg))
(default (format "%s" (nth 4 arg))))
(let* ((var (funcall clean-string (nth 3 arg)))
(default (funcall clean-string (format "%s" (nth 4 arg)))))
(format "if set -q $%s\n\tset -g %s %s\nend"
var var default)))
args
"\n"))
#+END_SRC
#+RESULTS: ytdl-arg-set-default-value-gen
#+begin_example
#+RESULTS[5a32e875ea434a3522bd2272f4e5fd422d722dca]: ytdl-arg-set-default-value-gen
#+begin_src fish :tangle no :exports code
if set -q $DOWNFILE
set -g DOWNFILE $DOWNFILE_DEFAULT
end
@ -922,7 +932,7 @@ end
if set -q $VERBOSE
set -g VERBOSE 1
end
#+end_example
#+end_src
Some values need to be set to their default, so let’s assign them their value if
no user value was passed: