Class: NovelConverter

Inherits:
Object
  • Object
show all
Defined in:
lib/novelconverter.rb

Constant Summary collapse

NOVEL_TEXT_TEMPLATE_NAME = 
"novel.txt"
NOVEL_TEXT_TEMPLATE_NAME_FOR_IBUNKO = 
"ibunko_novel.txt"
@@site_settings = 
Downloader.load_settings

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(setting, output_filename = nil, display_inspector = false) ⇒ NovelConverter

Returns a new instance of NovelConverter.



248
249
250
251
252
253
254
255
256
257
258
 
# File 'lib/novelconverter.rb', line 248

def initialize(setting, output_filename = nil, display_inspector = false)
  @setting = setting
  @novel_id = setting.id
  @novel_author = setting.author
  @novel_title = setting.title
  @output_filename = output_filename
  @inspector = Inspector.new(@setting)
  @illustration = Illustration.new(@setting, @inspector)
  @display_inspector = display_inspector
  @use_dakuten_font = false
end

Instance Attribute Details

#use_dakuten_font ⇒ Object (readonly)

Returns the value of attribute use_dakuten_font.



23
24
25
 
# File 'lib/novelconverter.rb', line 23

def use_dakuten_font
  @use_dakuten_font
end

Class Method Details

.convert(target, options = {}) ⇒ Object

指定の小説を整形・変換する



32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
 
# File 'lib/novelconverter.rb', line 32

def self.convert(target, options = {})
  options = {
    # default paraeters
    output_filename: nil, display_inspector: false, ignore_force: false,
  }.merge(options)
  setting = NovelSetting.load(target, options[:ignore_force])
  if setting
    novel_converter = new(setting, options[:output_filename], options[:display_inspector])
    return {
      converted_txt_path: novel_converter.convert_main,
      use_dakuten_font: novel_converter.use_dakuten_font
    }
  end
  nil
end

.convert_file(filename, options = {}) ⇒ Object

テキストファイルを整形・変換する



51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
 
# File 'lib/novelconverter.rb', line 51

def self.convert_file(filename, options = {})
  options = {
    # default parameters
    encoding: nil, output_filename: nil, display_inspector: false, ignore_force: false,
  }.merge(options)
  output_filename = options[:output_filename]
  if output_filename
    archive_path = File.dirname(output_filename) + "/"
  else
    archive_path = File.dirname(filename) + "/"
  end
  setting = NovelSetting.new(archive_path, options[:ignore_force])
  setting.author = ""
  setting.title = File.basename(filename)
  novel_converter = new(setting, output_filename, options[:display_inspector])
  text = open(filename, "r:BOM|UTF-8") { |fp| fp.read }.gsub("\r", "")
  if options[:encoding]
    text.force_encoding(options[:encoding]).encode!(Encoding::UTF_8)
  end
  {
    converted_txt_path: novel_converter.convert_main(text),
    use_dakuten_font: novel_converter.use_dakuten_font
  }
end

.epub_to_mobi(epub_path, verbose = false) ⇒ Object

EPUBファイルをkindlegenでMOBIへ AozoraEpub3.jar と同じ場所に kindlegen が無ければ何もしない

返り値：正常終了 :success、エラー終了 :error、中断終了 :abort、kindlegenがなかった nil



202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
 
# File 'lib/novelconverter.rb', line 202

def self.epub_to_mobi(epub_path, verbose = false)
  kindlegen_path = File.join(File.dirname(Narou.get_aozoraepub3_path), "kindlegen")
  if Dir.glob(kindlegen_path + "*").empty?
    error "kindlegenが見つかりませんでした。AozoraEpub3と同じディレクトリにインストールして下さい"
    return :error
  end

  if Helper.os_cygwin?
    epub_path = Helper.convert_to_windows_path(epub_path)
  end
  command = %!"#{kindlegen_path}" -locale ja "#{epub_path}"!
  if Helper.os_windows?
    command.encode!(Encoding::Windows_31J)
  end
  print "kindlegen実行中"
  res = Helper::AsyncCommand.exec(command) do
    print "."
  end
  stdout_capture, _, proccess_status = res
  stdout_capture.force_encoding(Encoding::UTF_8)

  if verbose
    puts
    puts "==== kindlegen stdout capture " + "=" * 49
    puts stdout_capture.gsub("\n\n", "\n").strip
    puts "=" * 79
  end

  if proccess_status.exited?
    if proccess_status.exitstatus == 2
      puts ""
      error "kindlegen実行中にエラーが発生したため、MOBIが出力出来ませんでした"
      if stdout_capture.scan(/(エラー\(.+?\):\w+?:.+)$/)
        error $1
      end
      return :error
    end
  else
    puts ""
    error "kindlegenが中断させられたぽいのでMOBIは出力出来ませんでした"
    return :abort
  end
  puts "変換しました"
  :success
end

.get_cover_filename(archive_path) ⇒ Object

表紙用の画像名取得



300
301
302
303
304
305
306
307
308
309
 
# File 'lib/novelconverter.rb', line 300

def self.get_cover_filename(archive_path)
  [".jpg", ".png", ".jpeg"].each do |ext|
    filename = "cover#{ext}"
    cover_path = File.join(archive_path, filename)
    if File.exists?(cover_path)
      return filename
    end
  end
  nil
end

.stash_aozora_fonts_directory ⇒ Object 



76
77
78
79
80
 
# File 'lib/novelconverter.rb', line 76

def self.stash_aozora_fonts_directory
  fonts_path = File.join(File.dirname(Narou.get_aozoraepub3_path), "template/OPS/fonts")
  return unless File.exists?(fonts_path)
  FileUtils.mv(fonts_path, fonts_path + "_hide")
end

.txt_to_epub(filename, use_dakuten_font = false, dst_dir = nil, device = nil, verbose = false) ⇒ Object

AozoraEpub3でEPUBファイル作成

AozoraEpub3は.jarがあるところがカレントディレクトリじゃないとうまく動かない MEMO: 逆にカレントディレクトリにAozoraEpub3の必須ファイルを置いて手を加えることで、 テンプレート等の差し替えが容易になる

返り値：正常終了 :success、エラー終了 :error、AozoraEpub3が見つからなかった nil



98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
 
# File 'lib/novelconverter.rb', line 98

def self.txt_to_epub(filename, use_dakuten_font = false, dst_dir = nil, device = nil, verbose = false)
  abs_srcpath = File.expand_path(filename)
  src_dir = File.dirname(abs_srcpath)

  cover_option = ""
  # MEMO: 外部実行からだと -c FILENAME, -c 1 オプションはぬるぽが出て動かない
  cover_filename = get_cover_filename(src_dir)
  if cover_filename
    cover_option = "-c 0"   # 先頭の挿絵を表紙として利用
  end

  dst_option = ""
  if dst_dir
    dst_option = %!-dst "#{File.expand_path(dst_dir)}"!
  end

  ext_option = ""
  device_option = ""
  if device
    case device.name
    when "Kobo"
      ext_option = "-ext " + device.ebook_file_ext
    when "Kindle"
      device_option = "-device kindle"
    end
  end

  pwd = Dir.pwd

  aozoraepub3_path = Narou.get_aozoraepub3_path
  unless aozoraepub3_path
    error "AozoraEpub3が見つからなかったのでEPUBが出力出来ませんでした。" +
          "narou initでAozoraEpub3の設定を行なって下さい"
    return nil
  end
  aozoraepub3_basename = File.basename(aozoraepub3_path)
  aozoraepub3_dir = File.dirname(aozoraepub3_path)

  java_encoding = "-Dfile.encoding=UTF-8"

  if Helper.os_cygwin?
    abs_srcpath = Helper.convert_to_windows_path(abs_srcpath)
  end
  Dir.chdir(aozoraepub3_dir)
  command = %!java #{java_encoding} -cp #{aozoraepub3_basename} AozoraEpub3 -enc UTF-8 -of #{device_option} ! +
            %!#{cover_option} #{dst_option} #{ext_option} "#{abs_srcpath}"!
  if Helper.os_windows?
    command = "cmd /c " + command.encode(Encoding::Windows_31J)
  end
  stash_aozora_fonts_directory unless use_dakuten_font
  print "AozoraEpub3でEPUBに変換しています"
  begin
    res = Helper::AsyncCommand.exec(command) do
      print "."
    end
  ensure
    visible_aozora_fonts_directory unless use_dakuten_font
    Dir.chdir(pwd)
  end

  stdout_capture = res[0]

  # Javaの実行環境に由来するであろうエラー
  if stdout_capture =~ /Error occurred during initialization of VM/
    puts
    warn stdout_capture.strip
    warn "-" * 70
    error "Javaの実行エラーが発生しました。EPUBを作成出来ませんでした\n" \
          "Hint: 複数のJava環境が混じっていると起きやすいエラーのようです"
    return :error
  end

  if verbose
    puts
    puts "==== AozoraEpub3 stdout capture " + "=" * 47
    puts stdout_capture.strip
    puts "=" * 79
  end

  error_list = stdout_capture.scan(/^(?:\[ERROR\]|エラーが発生しました :).+$/)
  warn_list = stdout_capture.scan(/^\[WARN\].+$/)
  info_list = stdout_capture.scan(/^\[INFO\].+$/)
  if !error_list.empty? || !warn_list.empty? || !info_list.empty?
    puts
    puts error_list, warn_list, info_list
    unless error_list.empty?
      # AozoraEpub3 のエラーにはEPUBが出力されないエラーとEPUBが出力されるエラーの2種類ある。
      # EPUBが出力される場合は「変換完了」という文字があるのでそれを検出する
      if stdout_capture !~ /^変換完了/
        error "AozoraEpub3実行中にエラーが発生したため、EPUBが出力出来ませんでした"
        return :error
      end
    end
  end
  puts "変換しました"
  :success
end

.visible_aozora_fonts_directory ⇒ Object 



82
83
84
85
86
 
# File 'lib/novelconverter.rb', line 82

def self.visible_aozora_fonts_directory
  fonts_path = File.join(File.dirname(Narou.get_aozoraepub3_path), "template/OPS/fonts")
  return unless File.exists?(fonts_path + "_hide")
  FileUtils.mv(fonts_path + "_hide", fonts_path)
end

Instance Method Details

#convert_main(text = nil) ⇒ Object

変換処理メイン



330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
 
# File 'lib/novelconverter.rb', line 330

def convert_main(text = nil)
  print "ID:#{@novel_id}　" if @novel_id
  puts "#{@novel_title} の変換を開始"
  sections = []
  @cover_chuki = create_cover_chuki

  conv = load_converter(@novel_title, @setting.archive_path).new(@setting, @inspector, @illustration)
  if text
    result = conv.convert(text, "textfile")
    unless @setting.enable_enchant_midashi
      @inspector.info "テキストファイルの処理を実行しましたが、改行直後の見出し付与は有効になっていません。" +
                      "setting.ini の enable_enchant_midashi を true にすることをお薦めします。"
    end
    splited = result.split("\n", 3)
    result = [splited[0], splited[1], @cover_chuki, splited[2]].join("\n")   # 表紙の挿絵注記を3行目に挟み込む
  else
    @section_save_dir = Downloader.get_novel_section_save_dir(@setting.archive_path)
    @toc = Downloader.get_toc_data(@setting.archive_path)
    @toc["story"] = conv.convert(@toc["story"], "story")
    html = HTML.new
    site_setting = find_site_setting
    html.set_illust_setting({current_url: site_setting["illust_current_url"],
                             grep_pattern: site_setting["illust_grep_pattern"]})
    progressbar = ProgressBar.new(@toc["subtitles"].count)
    @toc["subtitles"].each_with_index do |subinfo, i|
      progressbar.output(i)
      section = load_novel_section(subinfo)
      if section["chapter"].length > 0
        section["chapter"] = conv.convert(section["chapter"], "chapter")
      end
      @inspector.subtitle = section["subtitle"]
      element = section["element"]
      data_type = element.delete("data_type") || "text"
      element.each do |text_type, elm_text|
        if data_type == "html"
          html.string = elm_text
          elm_text = html.to_aozora
        end
        element[text_type] = conv.convert(elm_text, text_type)
      end
      section["subtitle"] = conv.convert(section["subtitle"], "subtitle")
      sections << section
    end
    progressbar.clear
    result = create_novel_text_by_template(sections)
  end

  @use_dakuten_font = conv.use_dakuten_font
  conv.replace_by_replace_txt(result)

  midashi_save(result)
  inspect_novel(result)

  if @output_filename
    save_path = File.join(@setting.archive_path, File.basename(@output_filename))
  else
    if text
      info = get_title_and_author_by_text(result)
    else
      info = { "author" => @novel_author, "title" => @novel_title }
    end
    save_filename = Narou.create_novel_filename(info)
    save_path = File.join(@setting.archive_path, save_filename)
    if save_path !~ /\.\w+$/
      save_path += ".txt"
    end
  end
  File.write(save_path, result)
  puts "縦書用の変換が終了しました"

  update_latest_convert_novel

  save_path
end

#create_cover_chuki ⇒ Object

表紙用挿絵注記作成



314
315
316
317
318
319
320
321
 
# File 'lib/novelconverter.rb', line 314

def create_cover_chuki
  cover_filename = self.class.get_cover_filename(@setting.archive_path)
  if cover_filename
    "［＃挿絵（#{cover_filename}）入る］"
  else
    ""
  end
end

#create_novel_text_by_template(sections) ⇒ Object 



266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
 
# File 'lib/novelconverter.rb', line 266

def create_novel_text_by_template(sections)
  toc = @toc
  cover_chuki = @cover_chuki
  device = Narou.get_device
  setting = @setting
  processed_title = toc["title"]
  data = Database.instance.get_data("id", @novel_id)
  # タイトルに新着更新日を付加する
  if @setting.enable_add_date_to_title
    new_arrivals_date = data["new_arrivals_date"] || data["last_update"]
    date_str = new_arrivals_date.strftime(@setting.title_date_format)
    if @setting.title_date_align == "left"
      processed_title = date_str + processed_title
    else  # right
      processed_title += date_str
    end
  end
  # タイトルに完結したかどうかを付加する
  flags = data["flags"] || {}
  tags = data["tags"] || []
  flags["end"] ||= tags.include?("end")
  if flags["end"]
    processed_title += " (完結)"
  end
  # タイトルがルビ化されてしまうのを抑制
  processed_title = processed_title.gsub("《", "※［＃始め二重山括弧］")
                                   .gsub("》", "※［＃終わり二重山括弧］")
  tempalte_name = (device && device.ibunko? ? NOVEL_TEXT_TEMPLATE_NAME_FOR_IBUNKO : NOVEL_TEXT_TEMPLATE_NAME)
  Template.get(tempalte_name, binding)
end

#find_site_setting ⇒ Object 



323
324
325
 
# File 'lib/novelconverter.rb', line 323

def find_site_setting
  @@site_settings.find { |s| s.multi_match(@toc["toc_url"], "url") }
end

#get_title_and_author_by_text(text) ⇒ Object

テキストデータ先頭二行からタイトルと作者名を取得



408
409
410
411
 
# File 'lib/novelconverter.rb', line 408

def get_title_and_author_by_text(text)
  title, author = text.split("\n", 3)
  { "title" => title, "author" => author }
end

#inspect_novel(text) ⇒ Object 



419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
 
# File 'lib/novelconverter.rb', line 419

def inspect_novel(text)
  # 行末読点の現在状況を調査する
  @inspector.inspect_end_touten_conditions(text)
  @inspector.countup_return_in_brackets(text)

  if !@display_inspector
    unless @inspector.empty?
      puts "小説状態の調査結果を #{Inspector::INSPECT_LOG_NAME} に出力しました"
    end
  else
    # 小説の監視・検査状況を表示する
    if @inspector.error? || @inspector.warning?
      puts "<bold><yellow>―――― 小説にエラーもしくは警告が存在します ――――</yellow></bold>".termcolor
      puts ""
      @inspector.display(Inspector::ERROR | Inspector::WARNING)
      puts ""
    end
    if @inspector.info?
      puts "<bold><yellow>―――― 小説の検査状況を表示します ――――</yellow></bold>".termcolor
      puts ""
      @inspector.display(Inspector::INFO)
      puts ""
    end
  end

  @inspector.save
end

#listup_midashi(data) ⇒ Object

見出しのリストを取得する



450
451
452
453
454
455
456
457
458
459
 
# File 'lib/novelconverter.rb', line 450

def listup_midashi(data)
  list = ""
  data.each_line.with_index(1) do |line, no|
    if line =~ /［＃ここから(?<scale>[大中小])見出し］(?<title>.+?)［＃ここで\g<scale>見出し終わり］/ ||
      line =~ /［＃「(?<title>.+?)は(?<scale>[大中小])見出し］/
      list << "#{$~[:scale]}:#{no}:#{$~[:title]}\n"
    end
  end
  list
end

#load_novel_section(subtitle_info) ⇒ Object 



260
261
262
263
264
 
# File 'lib/novelconverter.rb', line 260

def load_novel_section(subtitle_info)
  file_subtitle = subtitle_info["file_subtitle"] || subtitle_info["subtitle"]   # 互換性維持のため
  path = File.join(@section_save_dir, "#{subtitle_info["index"]} #{file_subtitle}.yaml")
  YAML.load_file(path)
end

#midashi_save(text) ⇒ Object 



413
414
415
416
417
 
# File 'lib/novelconverter.rb', line 413

def midashi_save(text)
  midashi_list = listup_midashi(text)
  path = File.join(@setting.archive_path, "見出しリスト.txt")
  File.write(path, midashi_list)
end

#update_latest_convert_novel ⇒ Object

最近変換した小説IDを記録更新



464
465
466
467
468
469
470
 
# File 'lib/novelconverter.rb', line 464

def update_latest_convert_novel
  id = Downloader.get_id_by_target(@novel_title)
  Inventory.load("latest_convert", :local).tap { |inv|
    inv["id"] = id
    inv.save
  }
end