39 lines
1.9 KiB
OCaml
39 lines
1.9 KiB
OCaml
open Logarion
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module FS = File_store
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module A = Archive
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let print r order_opt reverse_opt number_opt authors_opt topics_opt id_opt =
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let predicates = if id_opt <> "" then [ A.ided id_opt ] else []
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@ A.predicate A.authored authors_opt
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@ A.predicate A.topics topics_opt in
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let predicate text = List.fold_left (fun a e -> a && e text) true predicates in
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let pager = try Sys.getenv "PAGER" with Not_found -> "less" in
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let print_text acc (_t, fnames) = Printf.sprintf "%s %s" acc (List.hd fnames) in
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let paths = match order_opt with
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| false -> FS.fold ~r ~predicate print_text ""
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| true ->
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let order = match reverse_opt with true -> FS.newest | false -> FS.oldest in
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match number_opt with
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| Some number -> FS.fold ~r ~predicate ~order ~number print_text ""
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| None -> FS.fold ~r ~predicate ~order print_text ""
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in if paths = "" then ()
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else (ignore @@ Sys.command @@ Printf.sprintf "%s %s" pager paths)
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open Cmdliner
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let term =
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let id = Arg.(value & pos 0 string "" & info [] ~docv:"text ID") in
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let recurse = Arg.(value & flag & info ["R"] ~doc:"recurse, include subdirs") in
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let reverse = Arg.(value & flag & info ["r"] ~doc:"reverse order") in
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let time = Arg.(value & flag & info ["t"] ~doc:"sort by time, newest first") in
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let number = Arg.(value & opt (some int) None & info ["n"]
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~docv:"number" ~doc:"number of entries to list") in
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let authed = Arg.(value & opt (some string) None & info ["authored"]
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~docv:"comma-separated names" ~doc:"texts by authors") in
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let topics = Arg.(value & opt (some string) None & info ["topics"]
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~docv:"comma-separated topics" ~doc:"texts with topics") in
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Term.(const print $ recurse $ time $ reverse $ number $ authed $ topics $ id),
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Term.info "read" ~doc: "read a text" ~man:[ `S "DESCRIPTION";
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`P "List header information for current directory. If -R is used, list header
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information for texts found in subdirectories too, along with their filepaths" ]
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