Class: Command::Diff

Inherits:
CommandBase show all
Defined in:
lib/command/diff.rb

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from CommandBase

execute!, #force_change_settings_function, help, #hook_call, #load_local_settings, #tagname_to_ids

Constructor Details

#initialize ⇒ Diff

Returns a new instance of Diff.



21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
 
# File 'lib/command/diff.rb', line 21

def initialize
  super("[<target>] [options]")
  @opt.separator "\n  \u30FB\u6307\u5B9A\u3057\u305F\u5C0F\u8AAC\u306E\u66F4\u65B0\u524D\u5F8C\u306E\u5909\u66F4\u70B9\u306E\u5DEE\u5206\u3092\u8868\u793A\u3057\u307E\u3059\u3002\n  \u30FB\u5BFE\u8C61\u5C0F\u8AAC\u3092\u6307\u5B9A\u3057\u306A\u304B\u3063\u305F\u5834\u5408\u306F\u76F4\u524D\u306B\u66F4\u65B0\u3057\u305F\u5C0F\u8AAC\u306E\u5DEE\u5206\u3092\u8868\u793A\u3057\u307E\u3059\u3002\n  \u30FB\u3082\u3057\u81EA\u5206\u306E\u597D\u304D\u306A\u5DEE\u5206\u8868\u793A\u30D7\u30ED\u30B0\u30E9\u30E0\u3092\u4F7F\u3044\u305F\u3044\u5834\u5408\u3001difftool\u3092\u8A2D\u5B9A\u3057\u3066\u5909\u66F4\u3059\u308B\u3053\u3068\u304C\u51FA\u6765\u307E\u3059(\u4E0B\u8A18\u53C2\u7167)\n\n  Examples:\nnarou diff          # \u76F4\u524D\u306B\u66F4\u65B0\u3057\u305F\u5C0F\u8AAC\u306E\u5DEE\u5206\u3092\u8868\u793A\nnarou diff 6\nnarou diff 6 -n 2   # \u6700\u65B0\u304B\u30892\u756A\u76EE\u306E\u5DEE\u5206\u3068\u306E\u6BD4\u8F03\nnarou diff 6 -2     # -n 2 \u306E\u7701\u7565\u3057\u305F\u8A18\u8FF0\u65B9\u6CD5\nnarou diff 6 [email protected]   # \u5DEE\u5206\u3092\u76F4\u63A5\u6307\u5B9A\nnarou diff 6 -l     # \u904E\u53BB\u306B\u3069\u306E\u8A71\u6570\u306E\u5DEE\u5206\u304C\u3042\u308B\u306E\u304B\u3092\u78BA\u8A8D\n\n# \u81EA\u5206\u306E\u597D\u304D\u306A\u5DEE\u5206\u8868\u793A\u30D7\u30ED\u30B0\u30E9\u30E0\u3092\u4F7F\u3046\u5834\u5408\nnarou s difftool=\"C:\\\\Program Files\\\\WinMerge\\\\WinMergeU.exe\"\nnarou s difftool=colordiff      # \u30B3\u30DE\u30F3\u30C9\u30E9\u30A4\u30F3\u30C4\u30FC\u30EB\u3092\u6307\u5B9A\u3057\u305F\u308A\n# Narou.rb\u30AA\u30EA\u30B8\u30CA\u30EB\u306E\u5DEE\u5206\u8868\u793A\u306B\u623B\u3059\u5834\u5408\u306F\u8A2D\u5B9A\u3092\u524A\u9664\u3059\u308B\nnarou s difftool=\n\n# difftool\u306B\u6E21\u3059\u5F15\u6570(\u6307\u5B9A\u3057\u306A\u3051\u308C\u3070\u5358\u7D14\u306B\u65B0\u65E7\u30D5\u30A1\u30A4\u30EB\u3092\u5F15\u6570\u306B\u547C\u3073\u51FA\u3059)\n# \u7279\u6B8A\u306A\u5909\u6570 %NEW : \u6700\u65B0\u30C7\u30FC\u30BF\u306E\u5DEE\u5206\u7528\u30D5\u30A1\u30A4\u30EB\u30D1\u30B9\n#            %OLD : \u53E4\u3044\u65B9\u306E\u5DEE\u5206\u7528\u30D5\u30A1\u30A4\u30EB\u30D1\u30B9\nnarou s difftool.arg='-e -x -ub -dl \"OLD\" -dr \"NEW\" %OLD %NEW'\nnarou s difftool.arg=\"-u %OLD %NEW\"\n\n  Options:\n  EOS\n\n  @opt.on(\"-n NUM\", \"--number\", \"\u6BD4\u8F03\u3059\u308B\u5DEE\u5206\u3092\u9061\u3063\u3066\u6307\u5B9A\u3059\u308B\u3002\u6700\u65B0\u306E\u30A2\u30C3\u30D7\u30C7\u30FC\u30C8\u3068\u76F4\u524D\u306E\u30C7\u30FC\u30BF\u3092\u6BD4\u8F03\u3059\u308B\u306A\u3089-n 1\u30012\u500B\u524D\u306E\u30A2\u30C3\u30D7\u30C7\u30FC\u30C8\u306A\u3089-n 2\u3002(\u30C7\u30D5\u30A9\u30EB\u30C8\u306F-n 1)\", Integer) { |number|\n    @options[\"number\"] = number if number > 1\n  }\n  @opt.on(\"-l\", \"--list\", \"\u6307\u5B9A\u3057\u305F\u5C0F\u8AAC\u306E\u5DEE\u5206\u4E00\u89A7\u3092\u8868\u793A\u3059\u308B\") {\n    @options[\"list\"] = true\n  }\n  @opt.on(\"-c\", \"--clean\", \"\u6307\u5B9A\u3057\u305F\u5C0F\u8AAC\u306E\u5DEE\u5206\u30C7\u30FC\u30BF\u3092\u5168\u3066\u524A\u9664\u3059\u308B\") {\n    @options[\"clean\"] = true\n  }\n  @opt.on(\"--all-clean\", \"\u51CD\u7D50\u6E08\u3092\u9664\u304F\u5168\u5C0F\u8AAC\u306E\u5DEE\u5206\u30C7\u30FC\u30BF\u3092\u524A\u9664\u3059\u308B\") {\n    @options[\"all-clean\"] = true\n  }\n  @opt.on(\"--no-tool\", \"\u5916\u90E8\u5DEE\u5206\u30C4\u30FC\u30EB\u3092\u4F7F\u7528\u3057\u306A\u3044\") {\n    @options[\"no-tool\"] = true\n  }\nend\n"

Class Method Details

.oneline_help ⇒ Object 



17
18
19
 
# File 'lib/command/diff.rb', line 17

def self.oneline_help
  "更新された小説の差分を表示します"
end

Instance Method Details

#clean_all_diff ⇒ Object 



258
259
260
261
262
263
264
265
266
 
# File 'lib/command/diff.rb', line 258

def clean_all_diff
  Database.instance.each do |id, data|
    next if Narou.novel_frozen?(id)
    cache_root_dir = Downloader.get_cache_root_dir(id)
    next unless File.exist?(cache_root_dir)
    FileUtils.remove_entry_secure(cache_root_dir)
    puts "#{data["title"]} の差分を削除しました"
  end
end

#clean_diff(id) ⇒ Object 



128
129
130
131
132
133
134
135
136
137
 
# File 'lib/command/diff.rb', line 128

def clean_diff(id)
  cache_root_dir = Downloader.get_cache_root_dir(id)
  print Database.instance.get_data("id", id)["title"] + " の"
  unless File.exist?(cache_root_dir)
    puts "差分はひとつもありません"
    return
  end
  FileUtils.remove_entry_secure(cache_root_dir)
  puts "差分を削除しました"
end

#create_difftool_command_string(temp_old_path, temp_new_path) ⇒ Object 



160
161
162
163
164
165
166
167
168
169
170
171
 
# File 'lib/command/diff.rb', line 160

def create_difftool_command_string(temp_old_path, temp_new_path)
  diff_arg = Inventory.load("global_setting", :global)["difftool.arg"]
  diff_cmd = %!"#{@difftool}" !
  if diff_arg
    diff_arg.gsub!("%OLD", temp_old_path)
    diff_arg.gsub!("%NEW", temp_new_path)
    diff_cmd += diff_arg
  else
    diff_cmd += [temp_old_path, temp_new_path].join(" ")
  end
  diff_cmd
end

#create_temp_by_sections(temp_prefix, sections, novel_info) ⇒ Object 



217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
 
# File 'lib/command/diff.rb', line 217

def create_temp_by_sections(temp_prefix, sections, novel_info)
  html = HTML.new
  sections.each do |section|
    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
        element[text_type] = html.to_aozora
      end
    end
  end
  temp = Tempfile.open([temp_prefix, ".txt"])
  temp.write(Template.get("diff.txt", binding))
  temp.close
  temp
end

#create_temp_files(id) ⇒ Object 



178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
 
# File 'lib/command/diff.rb', line 178

def create_temp_files(id)
  if @options["view_diff_version"]
    cache_root_dir = Downloader.get_cache_root_dir(id)
    if cache_root_dir
      cache_dir = File.join(cache_root_dir, @options["view_diff_version"])
      cache_dir = nil unless File.exist?(cache_dir)
    end
  else
    nth = @options["number"]
    list = get_sorted_cache_list(id)
    cache_dir = list ? list[nth - 1] : nil
  end
  unless cache_dir
    puts "差分データがありません"
    return nil
  end
  cache_section_list = Dir.glob("#{cache_dir}/*.yaml").sort_by { |path|
    File.basename(path, ".yaml").split(" ", 2)[0].to_i
  }
  if cache_section_list.length == 0
    puts "最新話のみのアップデートのようです"
    return nil
  end
  novel_dir = Downloader.get_novel_section_save_dir(Downloader.get_novel_data_dir_by_target(id))
  latest_novel_sections = []
  cache_sections = []
  cache_section_list.each do |path|
    match_latest_path = File.join(novel_dir, File.basename(path))
    latest_novel_sections << YAML.load_file(match_latest_path) if File.exist?(match_latest_path)
    cache_sections << YAML.load_file(path)
  end

  novel_info = Database.instance[id]
  temp_old = create_temp_by_sections("old", cache_sections, novel_info)
  temp_new = create_temp_by_sections("new", latest_novel_sections, novel_info)

  [temp_old, temp_new]
end

#display_diff_list(id) ⇒ Object 



235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
 
# File 'lib/command/diff.rb', line 235

def display_diff_list(id)
  cache_list = get_sorted_cache_list(id)
  print Database.instance.get_data("id", id)["title"] + " の"
  if cache_list.empty?
    puts "差分はひとつもありません"
    return
  end
  puts "差分一覧"
  cache_list.each.with_index(1) do |cache_path, i|
    puts "<bold><yellow>#{File.basename(cache_path)}   -#{i}</yellow></bold>".termcolor
    cache_section_list = Dir.glob(File.join(cache_path, "*.yaml"))
    if cache_section_list.length > 0
      cache_section_list.map { |section_path|
        File.basename(section_path, ".yaml").split(" ", 2)
      }.sort_by { |v| v[0].to_i }.each { |index, subtitle|
        puts "   第#{index}部分　#{subtitle}"
      }
    else
      puts "   (最新話のみのアップデート)"
    end
  end
end

#display_diff_on_oneself(id) ⇒ Object

diff-lcs を使って自力で差分表示



271
272
273
274
275
276
277
278
279
 
# File 'lib/command/diff.rb', line 271

def display_diff_on_oneself(id)
  require_relative "../diffviewer"
  temp_paths = create_temp_files(id) or return
  title = Database.instance.get_data("id", id)["title"]
  puts "#{title} の差分を表示します"
  DiffViewer.new(*temp_paths).view
ensure
  temp_paths.map(&:delete) if temp_paths
end

#exec_difftool(id) ⇒ Object 



139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
 
# File 'lib/command/diff.rb', line 139

def exec_difftool(id)
  temp_paths = create_temp_files(id) or return
  diff_cmd = create_difftool_command_string(*temp_paths.map { |temp|
    path = temp.path
    if Helper.os_windows?
      path.encode!(Encoding::Windows_31J)
    end
    %!"#{path}"!
  })
  begin
    res = Helper::AsyncCommand.exec(diff_cmd)
  rescue Errno::ENOENT => e
    error e.message
    exit Narou::EXIT_ERROR_CODE
  ensure
    temp_paths.map(&:delete)
  end
  puts res[0] unless res[0].empty?
  error res[1] unless res[1].empty?
end

#execute(argv) ⇒ Object 



80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
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
 
# File 'lib/command/diff.rb', line 80

def execute(argv)
  short_number_option_parse(argv)
  super
  @options["number"] = 1 unless @options["number"]
  if argv.empty?
    latest = Database.instance.sort_by_last_update.first
    return unless latest
    id = latest["id"]
  else
    target = argv.shift
    id = Downloader.get_id_by_target(target)
  end
  unless id
    error "#{target} は存在しません"
    return
  end
  view_diff_version = argv.shift
  if view_diff_version
    if invalid_diff_version_string?(view_diff_version)
      error "差分指定の書式が違います(正しい例:[email protected])"
      return
    end
    @options["view_diff_version"] = view_diff_version
  end
  if @options["list"]
    display_diff_list(id)
    return
  end
  if @options["clean"]
    clean_diff(id)
    return
  end
  if @options["all-clean"]
    clean_all_diff
    return
  end
  @difftool = Inventory.load("global_setting", :global)["difftool"]
  if @difftool.! || @options["no-tool"]
    display_diff_on_oneself(id)
    return
  end
  exec_difftool(id)
end

#get_sorted_cache_list(id) ⇒ Object 



173
174
175
176
 
# File 'lib/command/diff.rb', line 173

def get_sorted_cache_list(id)
  list = Downloader.get_cache_list(id) or return nil
  list.sort_by { |v| File.basename(v) }.reverse
end

#invalid_diff_version_string?(str) ⇒ Boolean

Returns:

  • (Boolean) 


124
125
126
 
# File 'lib/command/diff.rb', line 124

def invalid_diff_version_string?(str)
  str !~ /^\d{4}\.\d{2}\.\d{2}@\d{2}[;.]\d{2}[;.]\d{2}$/
end

#short_number_option_parse(argv) ⇒ Object

引数の中の -数字 オプション(-n 数字の省略形)を -n 数字 に変換する



70
71
72
73
74
75
76
77
78
 
# File 'lib/command/diff.rb', line 70

def short_number_option_parse(argv)
  argv.map! { |arg|
    if arg =~ /^-(\d+)$/
      ["-n", $1.to_s]
    else
      arg
    end
  }.flatten!
end