Add gitignore

.gitignore

@@ -0,0 +1 @@
+upstream/

LICENSE

@@ -631,8 +631,8 @@ to attach them to the start of each source file to most effectively
 state the exclusion of warranty; and each file should have at least
 the "copyright" line and a pointer to where the full notice is found.
 
-    <one line to give the program's name and a brief idea of what it does.>
+    mozcdict-ext - Convert external words into Mozc system dictionary
-    Copyright (C) <year>  <name of author>
+    Copyright (C) 2023 Masaki Haruka
 
     This program is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -652,7 +652,7 @@ Also add information on how to contact you by electronic and paper mail.
   If the program does terminal interaction, make it output a short
 notice like this when it starts in an interactive mode:
 
-    <program>  Copyright (C) <year>  <name of author>
+    mozcdict-ext  Copyright (C) 2023  Masaki Haruka
     This program comes with ABSOLUTELY NO WARRANTY; for details type `show w'.
     This is free software, and you are welcome to redistribute it
     under certain conditions; type `show c' for details.

neologd/mkdict.zsh

@@ -0,0 +1,18 @@
+#!/bin/zsh
+
+if [[ ! -e ./neologd.rb ]]
+then
+  print "Run this script on same directory as mkdict.zsh" >&2
+  exit 1
+fi
+
+if [[ -e upsttream ]]
+then
+  (
+    cd upstream
+    git pull
+  )
+else
+  git clone 'https://github.com/neologd/mecab-ipadic-neologd.git' upstream
+fi
+

neologd/neologd.rb

@@ -0,0 +1,121 @@
+#! /usr/bin/env ruby
+require 'nkf'
+
+
+# ==============================================================================
+# convert_neologd_to_mozcdic
+# ==============================================================================
+
+def convert_neologd_to_mozcdic
+	# mecab-user-dict-seedを読み込む
+	file = File.new($filename, "r")
+		lines = file.read.split("\n")
+	file.close
+
+	l2 = []
+	p = 0
+
+	# neologd のエントリから読みと表記を取得
+	lines.length.times do |i|
+		# 表層形,左文脈ID,右文脈ID,コスト,品詞1,品詞2,品詞3,品詞4,品詞5,品詞6,\
+		# 原形,読み,発音
+		# little glee monster,1289,1289,2098,名詞,固有名詞,人名,一般,*,*,\
+		# Little Glee Monster,リトルグリーモンスター,リトルグリーモンスター
+		# リトルグリーモンスター,1288,1288,-1677,名詞,固有名詞,一般,*,*,*,\
+		# Little Glee Monster,リトルグリーモンスター,リトルグリーモンスター
+		# 新型コロナウィルス,1288,1288,4808,名詞,固有名詞,一般,*,*,*,\
+		# 新型コロナウィルス,シンガタコロナウィルス,シンガタコロナウィルス
+		# 新型コロナウイルス,1288,1288,4404,名詞,固有名詞,一般,*,*,*,\
+		# 新型コロナウイルス,シンガタコロナウイルス,シンガタコロナウイルス
+
+		s = lines[i].split(",")
+		# 「読み」を取得
+		yomi = s[11]
+		# 「原形」を表記にする
+		hyouki = s[10]
+
+		# 読みのカタカナをひらがなに変換
+		yomi = NKF.nkf("--hiragana -w -W", yomi)
+		yomi = yomi.tr("ゐゑ", "いえ")
+
+		# 読みがひらがな以外を含む場合はスキップ
+		if yomi != yomi.scan(/[ぁ-ゔー]/).join
+			next
+		end
+
+		# 名詞以外の場合はスキップ
+		if s[4] != "名詞" ||
+		# 「地域」をスキップ。地名は郵便番号ファイルから生成する
+		s[6] == "地域" ||
+		# 「名」をスキップ
+		s[7] == "名"
+			next
+		end
+
+		# [読み, 表記, コスト] の順に並べる
+		l2[p] = [yomi, hyouki, s[3].to_i]
+		p = p + 1
+	end
+
+	lines = l2.sort
+	l2 = []
+
+	# Mozcの品詞IDを取得
+	idfile = File.new("../mozc/id.def", "r")
+		id = idfile.read.split("\n")
+	idfile.close
+
+	# 「名詞,固有名詞,人名,一般,*,*」は優先度が低いので使わない。
+	# 「名詞,固有名詞,一般,*,*,*」は後でフィルタリングする。
+	id = id.grep(/\ 名詞,固有名詞,一般,\*,\*,\*,\*/)
+	id = id[0].split(" ")[0]
+
+	# Mozc形式で書き出す
+	dicfile = File.new($dicname, "w")
+
+	lines.length.times do |i|
+		s1 = lines[i]
+		s2 = lines[i - 1]
+
+		# [読み..表記] が重複する場合はスキップ
+		if s1[0..1] == s2[0..1]
+			next
+		end
+
+		# コストがマイナスの場合は8000にする
+		if s1[2] < 0
+			s1[2] = 8000
+		end
+
+		# コストが10000を超える場合は10000にする
+		if s1[2] > 10000
+			s1[2] = 10000
+		end
+
+		# コストを 6000 < cost < 7000 に調整する
+		s1[2] = 6000 + (s1[2] / 10)
+
+		# [読み,id,id,コスト,表記] の順に並べる
+		t = [s1[0], id, id, s1[2].to_s, s1[1]]
+		dicfile.puts t.join("	")
+	end
+
+	dicfile.close
+end
+
+
+# ==============================================================================
+# main
+# ==============================================================================
+
+require 'open-uri'
+url = "https://github.com/neologd/mecab-ipadic-neologd/tree/master/seed"
+neologdver = URI.open(url).read.split("mecab-user-dict-seed.")[1]
+neologdver = neologdver.split(".csv.xz")[0]
+
+`wget -nc https://github.com/neologd/mecab-ipadic-neologd/raw/master/seed/mecab-user-dict-seed.#{neologdver}.csv.xz`
+`7z x -aos mecab-user-dict-seed.#{neologdver}.csv.xz`
+$filename = "mecab-user-dict-seed.#{neologdver}.csv"
+$dicname = "mozcdic-ut-neologd.txt"
+
+convert_neologd_to_mozcdic