Module: Chit

Extended by:
Chit
Included in:
Chit
Defined in:
lib/chit.rb

Constant Summary collapse

VERSION = 
'0.0.6'
CHITRC = 
File.join("#{ENV['HOME']}",".chitrc")
CONFIG = 
defaults.merge(YAML.load_file(CHITRC))

Instance Method Summary collapse

Instance Method Details

#add(file) ⇒ Object 



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# File 'lib/chit.rb', line 205

def add(file)
  unless File.exist?(file)
    prepare_dir(file)
    title = parse_title(@sheet)
    yml = {"#{title}" => ''}.to_yaml
    open(file, 'w') {|f| f << yml}
  end
  edit(file)
end

#edit(file) ⇒ Object 



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# File 'lib/chit.rb', line 215

def edit(file)
  sheet = YAML.load(IO.read(file)).to_a.first
  sheet[-1] = sheet.last.gsub("\r", '')
  body, title = write_to_tempfile(*sheet), sheet.first
  if body.strip.empty?
    rm(file)
  else
    open(file,'w') {|f| f << {title => body}.to_yaml}
    @git.add
    st = @git.status
    unless st.added.empty? && st.changed.empty? && st.deleted.empty? && st.untracked.empty?
      @git.commit_all(" #{@sheet} updated")        
    end
  end
  true
end

#init_chit ⇒ Object 



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# File 'lib/chit.rb', line 115

def init_chit
  FileUtils.mkdir_p(CONFIG['root'])
  if CONFIG['main']['clone-from']
    if File.exist?(main_path)
      puts "Main chit has already been initialized."
    else
      puts "Initialize main chit from #{CONFIG['main']['clone-from']} to #{CONFIG['root']}/main"
      Git.clone(CONFIG['main']['clone-from'], 'main', :path => CONFIG['root'])
      puts "Main chit initialized."        
    end
  else
    puts "ERROR: configuration for main chit repository is missing!"
    return
  end
  
  unless File.exist?(private_path)
    if CONFIG['private'] && CONFIG['private']['clone-from']
      puts "Initialize private chit from #{CONFIG['private']['clone-from']} to #{CONFIG['root']}/private"
      Git.clone(CONFIG['private']['clone-from'], 'private', :path => CONFIG['root'])
      puts "Private chit initialized."
    else
      puts "Initialize private chit from scratch to #{CONFIG['root']}/private"
      git = Git.init(private_path)
      FileUtils.touch(File.join(CONFIG['root'],'private','.gitignore'))
      git.add
      git.commit_all("init private repository")
      puts "Private chit initialized."
    end
  else
    puts "Private chit has already been initialized."
  end
  puts "Chit init done."
  true
end

#list_all ⇒ Object 



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# File 'lib/chit.rb', line 76

def list_all
  puts all_sheets.sort.join("\n")
end

#main_path ⇒ Object 



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# File 'lib/chit.rb', line 160

def main_path
  File.join(CONFIG['root'], 'main')
end

#mv_to(target) ⇒ Object 



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# File 'lib/chit.rb', line 80

def mv_to(target)
  if target =~ /^@(.*)/
    target = $1
  end
  target_path = File.join(@working_dir, "#{target}.yml")
  prepare_dir(target_path)
  @git.lib.mv(sheet_file, target_path)
  sheet = YAML.load(IO.read(target_path)).to_a.first
  body = sheet[-1]
  title = parse_title(target)
  open(target_path,'w') {|f| f << {title => body}.to_yaml}
  @git.add
  @git.commit_all(" #{@sheet} moved to #{target}")
end

#pager_program ⇒ Object 



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# File 'lib/chit.rb', line 168

def pager_program
  ENV['PAGER'] || "more"
end

#parse_args(args) ⇒ Object 



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

def parse_args(args)
  init_chit and return if args.delete('--init')
  update and return if args.delete('--update')
  
  @sheet = args.shift || 'chit'
  @sheet = 'chit' if @sheet == '--help'
  is_private = (@sheet =~ /^@(.*)/)
  @sheet = is_private ? $1 : @sheet

  @working_dir = is_private ? private_path : main_path
  @git = Git.open(@working_dir)

  @fullpath = File.join(@working_dir, "#{@sheet}.yml")
  
  add(sheet_file) and return if (args.delete('--add')||args.delete('-a'))
  edit(sheet_file) and return if (args.delete('--edit')||args.delete('-e'))
  search_title and return if (args.delete('--find')||args.delete('-f'))
  search_content and return if (args.delete('--search')||args.delete('-s'))
  
  if (args.delete('--mv') || args.delete('-m'))
    target = args.shift
    mv_to(target) and return if target
    puts "Target not specified!"
    return
  end
  true
end

#pipe_to_pager ⇒ Object 



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# File 'lib/chit.rb', line 172

def pipe_to_pager
    IO.popen(pager_program, "w")
end

#private_path ⇒ Object 



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# File 'lib/chit.rb', line 164

def private_path
  File.join(CONFIG['root'], 'private')
end

#rm(file) ⇒ Object 



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# File 'lib/chit.rb', line 198

def rm(file)
  @git.remove(file)
  @git.commit_all("#{@sheet} removed")
rescue Git::GitExecuteError
  FileUtils.rm_rf(file)
end

#run(args) ⇒ Object 



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# File 'lib/chit.rb', line 18

def run(args)
  unless File.exist?(main_path) && File.exist?(private_path)
    return unless init_chit
  end
  args = args.dup
  
  return unless parse_args(args)

  if %w[sheets all].include? @sheet
    return with_stdout_redirected_to(pipe_to_pager) { list_all() }
  end
  
  unless File.exist?(sheet_file)
    update
  end
  
  unless File.exist?(sheet_file)
    if args.delete('--no-add').nil? && CONFIG['add_if_not_exist']
      add(sheet_file)
    else
      puts "Error!:\n  #{@sheet} not found"
      puts "Possible sheets:"
      search_title
    end
  else
    format = 'html' if args.delete('--html')
    with_stdout_redirected_to(pipe_to_pager) { show(sheet_file, format) }
  end
end

#search_content ⇒ Object 



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# File 'lib/chit.rb', line 95

def search_content
  @git.grep(@sheet).each {|file, lines|
    title = title_of_file(file.split(':')[1])
    lines.each {|l|
      puts "#{title}:#{l[0]}:  #{l[1]}"
    }
  }
end

#search_title ⇒ Object 



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# File 'lib/chit.rb', line 104

def search_title
  reg = Regexp.compile("^#{@sheet}")
  files = all_sheets.select {|sheet| sheet =~ reg }
  puts "  " + files.sort.join("\n  ")
  true
end

#sheet_file ⇒ Object 



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# File 'lib/chit.rb', line 111

def sheet_file
  @fullpath
end

#show(file, format = nil) ⇒ Object 



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# File 'lib/chit.rb', line 185

def show(file,format=nil)
  sheet = YAML.load(IO.read(file)).to_a.first
  sheet[-1] = sheet.last.join("\n") if sheet[-1].is_a?(Array)
  case format
  when 'html'
    puts "<h1>#{sheet.first}</h1>"
    puts "<pre>#{sheet.last.gsub("\r",'').gsub("\n", "\n  ").wrap}</pre>"
  else
    puts sheet.first + ':'
    puts '  ' + sheet.last.gsub("\r",'').gsub("\n", "\n  ").wrap      
  end
end

#update ⇒ Object 



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# File 'lib/chit.rb', line 150

def update
  if CONFIG['main']['clone-from']
    g = Git.open(main_path)
    g.pull
  end
rescue
  puts "ERROR: can not update main chit."
  puts $!
end

#with_stdout_redirected_to(io) ⇒ Object 



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# File 'lib/chit.rb', line 176

def with_stdout_redirected_to(io)
  orig_stdout = $stdout
  $stdout = io
  yield
  $stdout.close
ensure
  $stdout = orig_stdout
end