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helm-wordnut.el
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helm-wordnut.el
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;;; helm-wordnut.el --- Helm interface for WordNet -*- lexical-binding: t; -*-
;; Copyright (C) 2020-2022 Manuel Uberti <[email protected]>
;; Author: Manuel Uberti <[email protected]>
;; URL: https://github.com/emacs-helm/helm-wordnut
;; Version: 0.1
;; Package-Requires: ((emacs "26.1") (helm "3"))
;;; Commentary:
;; This package is a combination of two packages already available:
;;
;; - https://github.com/raghavgautam/helm-wordnet
;; - https://github.com/gromnitsky/wordnut
;;
;; See the README for more information.
;;; Code:
(require 'helm)
(require 'org)
(defgroup helm-wordnut nil
"Helm interface for WordNet."
:group 'convenience)
(defcustom helm-wordnut-wordnet-location
(car (file-expand-wildcards "/usr/share/wordnet*"))
"Location of WordNet index files."
:type 'string
:group 'helm-wordnut)
(defcustom helm-wordnut-prog "wn"
"Name of the WordNet program."
:type 'string
:group 'helm-wordnut)
(defconst helm-wordnut-cmd-options
'("-over"
"-synsn" "-synsv" "-synsa" "-synsr"
"-simsv"
"-antsn" "-antsv" "-antsa" "-antsr"
"-famln" "-famlv" "-famla" "-famlr"
"-hypen" "-hypev"
"-hypon" "-hypov"
"-treen" "-treev"
"-coorn" "-coorv"
"-derin" "-deriv"
"-domnn" "-domnv" "-domna" "-domnr"
"-domtn" "-domtv" "-domta" "-domtr"
"-subsn"
"-partn"
"-membn"
"-meron"
"-hmern"
"-sprtn"
"-smemn"
"-ssubn"
"-holon"
"-hholn"
"-entav"
"-framv"
"-causv"
"-perta" "-pertr"
"-attrn" "-attra")
"Optional arguments for WordNet command.")
(defconst helm-wordnut-section-headings
'("Antonyms" "Synonyms" "Hyponyms" "Troponyms"
"Meronyms" "Holonyms" "Pertainyms"
"Member" "Substance" "Part"
"Attributes" "Derived" "Domain" "Familiarity"
"Coordinate" "Grep" "Similarity"
"Entailment" "'Cause To'" "Sample" "Overview of"))
(defun helm-wordnut--get-wordlist ()
"Fetch WordNet suggestions and return them as a list."
(let* ((all-indexes (directory-files
helm-wordnut-wordnet-location t "index\\..*" ))
(word-indexes (cl-remove-if
(lambda (x) (string-match-p "index\\.sense$" x))
all-indexes)))
(cl-mapcan
(lambda (x)
(with-temp-buffer
(insert-file-contents x)
(goto-char (point-min))
(while (re-search-forward "^ .*\n\\| .*" nil t)
(replace-match ""))
(split-string (buffer-string) "\n" t)))
word-indexes)))
(defvar helm-wordnut-all-words nil
"List of all the words available via WordNet.")
(defun helm-wordnut--get-candidates ()
"Initialize `helm-wordnut-all-words' and return it."
(unless (bound-and-true-p helm-wordnut-all-words)
(setq helm-wordnut-all-words (helm-wordnut--get-wordlist)))
helm-wordnut-all-words)
(defconst helm-wordnut-fl-link-cat-re "->\\((.+?)\\)?")
(defconst helm-wordnut-fl-link-word-sense-re "\\([^,;)>]+#[0-9]+\\)")
(defconst helm-wordnut-fl-link-re (concat helm-wordnut-fl-link-cat-re " "
helm-wordnut-fl-link-word-sense-re))
(defconst helm-wordnut-font-lock-keywords
`(("^\\* .+$" . 'org-level-1)
("^\\*\\* .+$" . 'org-level-2)
(,helm-wordnut-fl-link-cat-re ;; anchor
,(concat " " helm-wordnut-fl-link-word-sense-re) nil nil (1 'link))))
(define-derived-mode helm-wordnut-mode special-mode "Helm-Wordnut"
"Major mode interface to WordNet lexical database."
(setq font-lock-defaults '(helm-wordnut-font-lock-keywords))
(let ((org-startup-folded nil))
(org-mode))
(visual-line-mode +1))
(defun helm-wordnut--format-buffer ()
"Format the entry buffer."
(let ((inhibit-read-only t)
(case-fold-search nil))
;; Delete the first empty line
(goto-char (point-min))
(delete-blank-lines)
;; Make headings
(delete-matching-lines "^ +$" (point-min) (point-max))
(while (re-search-forward
(concat "^" (regexp-opt helm-wordnut-section-headings t)) nil t)
(replace-match "* \\1"))
;; Remove empty entries
(goto-char (point-min))
(while (re-search-forward "^\\* .+\n\n\\*" nil t)
(replace-match "*" t t)
;; back over the '*' to remove next matching lines
(backward-char))
;; Make sections
(goto-char (point-min))
(while (re-search-forward "^Sense [0-9]+" nil t)
(replace-match "** \\&"))
;; Remove the last empty entry
(goto-char (point-max))
(if (re-search-backward "^\\* .+\n\\'" nil t)
(replace-match "" t t))
(goto-char (point-min))))
(defun helm-wordnut--persistent-action (word)
"Display the meaning of WORD."
(let ((buf (get-buffer-create "*WordNet*"))
(options (mapconcat 'identity helm-wordnut-cmd-options " ")))
(with-current-buffer buf
(let ((inhibit-read-only t))
(erase-buffer)
(insert (shell-command-to-string
(format "%s %s %s" helm-wordnut-prog word options))))
(helm-wordnut--format-buffer)
(set-buffer-modified-p nil)
(unless (eq major-mode 'helm-wordnut-mode) (helm-wordnut-mode))
(display-buffer buf)
(other-window 1))))
(defvar helm-wordnut-source
(helm-build-sync-source "WordNet"
:candidates #'helm-wordnut--get-candidates
:action '(("Dictionary" . helm-wordnut--persistent-action))
:persistent-action #'helm-wordnut--persistent-action
:pattern-transformer #'downcase
:requires-pattern 1))
;;;###autoload
(defun helm-wordnut ()
"Lookup WordNet definitions with Helm."
(interactive)
(helm :sources 'helm-wordnut-source
:buffer "*helm wordnut*"
:default (thing-at-point 'word)))
(provide 'helm-wordnut)
;;; helm-wordnut.el ends here