Class: Mkgrendb::Mkgrendb

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

Instance Method Summary collapse

Constructor Details

#initialize(input) ⇒ Mkgrendb

Returns a new instance of Mkgrendb.



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# File 'lib/mkgrendb/mkgrendb.rb', line 14

def initialize(input)
  input = File.expand_path(input)
  @input_yaml = input.sub(/\.db$/, ".yaml")
  @output_db = input.sub(/\.yaml$/, ".db")
  puts "input_yaml : #{@input_yaml} found."
  @src = YAML.load(open(@input_yaml).read())
  @file_count = 0
  @add_count = 0
  @update_count = 0
  @start_time = Time.now
end

Instance Method Details

#db_add_file(stdout, filename, shortpath) ⇒ Object 



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# File 'lib/mkgrendb/mkgrendb.rb', line 141

def db_add_file(stdout, filename, shortpath)
  # 格納するデータ
  values = {
    :path => filename,
    :shortpath => shortpath,
    :content => nil,
    :timestamp => File.mtime(filename),
    :suffix => File::extname(filename),
  }
  
  # 検索するデータベース
  documents = Groonga::Context.default["documents"]
  
  # 既に登録されているファイルならばそれを上書き、そうでなければ新規レコードを作成
  _documents = documents.select do |record|
    record["path"] == values[:path]
  end
  
  isNewFile = false

  if _documents.size.zero?
    document = documents.add
    isNewFile = true
  else
    document = _documents.to_a[0].key
  end
  
  # タイムスタンプが新しければデータベースに格納
  if (document[:timestamp] < values[:timestamp])
    # 実際に使うタイミングでファイルの内容を読み込み
    values[:content] = open(filename).read
    
    # データベースに格納
    values.each do |key, value|
      if (key == :path)
        if (isNewFile)
          @add_count += 1
          puts "add_file   : #{value}"
        else
          @update_count += 1
          puts "update     : #{value}"
        end
      end
      document[key] = value
    end
  end

end

#delete ⇒ Object 



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# File 'lib/mkgrendb/mkgrendb.rb', line 44

def delete
  db_delete(@output_db)
end

#dump ⇒ Object 



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# File 'lib/mkgrendb/mkgrendb.rb', line 66

def dump()
  db_open(@output_db)

  documents = Groonga::Context.default["documents"]
  records = documents.select
  records.each do |record|
    p record
    puts "path : #{record.path}"
    puts "shortpath : #{record.shortpath}"
    puts "suffix : #{record.suffix}"
    puts "timestamp : #{record.timestamp.strftime('%Y/%m/%d %H:%M:%S')}"
    puts "content :", record.content ? record.content[0..64] : nil
    puts
  end
end

#full ⇒ Object 



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# File 'lib/mkgrendb/mkgrendb.rb', line 48

def full
  delete
  update
end

#print_result ⇒ Object 



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# File 'lib/mkgrendb/mkgrendb.rb', line 57

def print_result
  puts
  puts "input_yaml : #{@input_yaml} (#{Util::time_s(time)})"
  puts "output_db  : #{@output_db}*"
  puts "files      : #{@file_count}"
  puts "add        : #{@add_count}"
  puts "update     : #{@update_count}"
end

#searchDirectory(stdout, dir, shortdir, depth) ⇒ Object 



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# File 'lib/mkgrendb/mkgrendb.rb', line 190

def searchDirectory(stdout, dir, shortdir, depth)
  Dir.foreach(dir) do |name|
    next if (name == '.' || name == '..')
      
    fpath = File.join(dir,name)
    shortpath = File.join(shortdir,name)
    
    # 除外ディレクトリならばパス
    next if ignoreDir?(fpath)

    # 読み込み不可ならばパス
    next unless FileTest.readable?(fpath)

    # ファイルならば中身を探索、ディレクトリならば再帰
    case File.ftype(fpath)
    when "directory"
      searchDirectory(stdout, fpath, shortpath, depth + 1)
    when "file"
      unless ignoreFile?(fpath)
        db_add_file(stdout, fpath, shortpath)
        @file_count += 1
        puts "file_count : #{@file_count}" if (@file_count % 100 == 0)
      end
    end          
  end
end

#time ⇒ Object 



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# File 'lib/mkgrendb/mkgrendb.rb', line 53

def time
  @end_time - @start_time 
end

#update ⇒ Object 



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# File 'lib/mkgrendb/mkgrendb.rb', line 26

def update
  db_create(@output_db)
  db_open(@output_db)
  @src["directory"].each do |dir|
    dir = File.expand_path(dir)

    if (!FileTest.exist?(dir))
      puts "[WARNING]  : #{dir} (Not found, skip)"
    elsif (FileTest.directory? dir)
      db_add_dir(dir)
    else
      db_add_file(STDOUT, dir, File.basename(dir))
    end
  end
  @end_time = Time.now
  print_result
end