Class: NotehubAPI

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

Constant Summary collapse

API_VERSION = 
"1.4"

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(opts = {}) ⇒ NotehubAPI 



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# File 'lib/notehub/notehub.rb', line 31

def initialize(opts={})

  opts['config_location'] ||= "#{ENV['HOME']}/.notehub"
  opts['config_file'] ||= "#{opts['config_location']}/config.yml"
  opts['notes_db'] ||= "#{opts['config_location']}/notes.db"

  config_file = opts['config_file']
  @notes_db = opts['notes_db']

  # Set up config
  FileUtils.mkdir_p(opts['config_location'],:mode => 0755) unless File.directory? opts['config_location']
  unless File.exists?(config_file)
    new_config = {
      'publisher_id' => "your_publisher_id",
      'secret_key' => "your_secret_key",
      'default_password' => "default password for editing notes",
      'default_theme' => "light",
      'default_font' => 'Georgia'
    }.to_yaml

    File.open(config_file, 'w') { |yf| YAML::dump(new_config, yf) }
  end

  config = YAML.load_file(config_file)
  @pid = config['publisher_id']
  @psk = config['secret_key']
  if config['default_password'] && config['default_password'].length > 0
    @default_password = config['default_password']
  else
    @default_password = false
  end
  @default_theme = config['default_theme'] || 'light'
  @default_font = config['default_font'] || 'Georgia'
  @default_header_font = config['default_header_font'] || 'Georgia'

  # verify config
  if @pid == "your_publisher_id" || @psk == "your_secret_key"
    puts "Please edit #{config_file} and run again"
    Process.exit 1
  end

  # set up notes database
  unless File.exists?(@notes_db)
    new_db = {'notes' => {}}
    File.open(@notes_db, 'w') { |yf| YAML::dump(new_db, yf) }
  end

  # load existing notes
  @notes = YAML.load_file(@notes_db)
end

Instance Attribute Details

#default_font ⇒ Object (readonly)

Returns the value of attribute default_font.



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# File 'lib/notehub/notehub.rb', line 29

def default_font
  @default_font
end

#default_header_font ⇒ Object (readonly)

Returns the value of attribute default_header_font.



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# File 'lib/notehub/notehub.rb', line 29

def default_header_font
  @default_header_font
end

#default_password ⇒ Object (readonly)

Returns the value of attribute default_password.



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# File 'lib/notehub/notehub.rb', line 29

def default_password
  @default_password
end

#default_theme ⇒ Object (readonly)

Returns the value of attribute default_theme.



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# File 'lib/notehub/notehub.rb', line 29

def default_theme
  @default_theme
end

#notes ⇒ Object (readonly)

Returns the value of attribute notes.



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# File 'lib/notehub/notehub.rb', line 29

def notes
  @notes
end

Instance Method Details

#choose_note(term = ".*") ⇒ Object 



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# File 'lib/notehub/notehub.rb', line 237

def choose_note(term=".*")
  # TODO: If there's input on STDIN, gets fails. Use highline?
  puts "Choose a note:"

  list = find_notes(term)
  list.each_with_index { |note, i| puts "% 3d: %s" % [i+1, note['title']] }
  # list.each_with_index { |f,i| puts "% 3d: %s" % [i+1, f] }
  num = ask("Which note?  ", Integer) { |q| q.in = 1..list.length }

  return false if num =~ /^[a-z ]*$/i

  list[num.to_i - 1]
end

#find_notes(term = ".*") ⇒ Object 



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# File 'lib/notehub/notehub.rb', line 227

def find_notes(term=".*")
  term.gsub!(/\s+/,".*?")
  found_notes = []
  @notes['notes'].each {|k, v|
    v['id'] = k
    found_notes.push(v) if v['title'] =~ /#{term}/i
  }
  found_notes
end

#get_api(params) ⇒ Object 



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# File 'lib/notehub/notehub.rb', line 117

def get_api(params)
  params['version'] = API_VERSION

  uri = URI("http://www.notehub.org/api/note#{params.to_query}")

  Net::HTTP.start(uri.host, uri.port) do |http|
    req = Net::HTTP::Get.new uri
    res = http.request req
    if res && res.code == "200"
      json = JSON.parse(res.body)
      if json['status']['success']
        return json
      else
        raise "GET request returned error: #{json['status']['message']}"
      end
    else
      p res.body if res
      raise "Error retrieving GET request to API"
    end
  end
end

#list_notes(term = ".*") ⇒ Object 



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# File 'lib/notehub/notehub.rb', line 220

def list_notes(term=".*")
  notes = find_notes(term)
  notes.each {|note|
    puts "> #{note['title']} [ #{note['id']} ]"
  }
end

#new_note(text, pass = false, options = {}) ⇒ Object 



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# File 'lib/notehub/notehub.rb', line 139

def new_note(text, pass=false, options={})
  options[:theme] ||= nil
  options[:font] ||= nil

  params = {}
  params['note'] = text.strip
  params['pid'] = @pid
  params['signature'] = Digest::MD5.hexdigest(@pid + @psk + text.strip)
  params['password'] = Digest::MD5.hexdigest(pass) if pass
  params['version'] = API_VERSION

  params['theme'] = options[:theme] unless options[:theme].nil?
  params['text-font'] = options[:font] unless options[:font].nil?
  params['header-font'] = options[:header_font] unless options[:header_font].nil?

  res = post_api(params)

  if res && res['status']['success']
    note_data = read_note(res['noteID'])
    note = {
      'title' => note_data['title'][0..80],
      'id' => res['noteID'],
      'url' => res['longURL'],
      'short' => res['shortURL'],
      'stats' => note_data['statistics'],
      'pass' => pass || ""
    }
    store_note(note)
    return note
  else
    if res
      raise "Failed: #{res['status']['comment']} "
    else
      raise "Failed to create note"
    end
  end
end

#post_api(params, action = "post") ⇒ Object 



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# File 'lib/notehub/notehub.rb', line 87

def post_api(params, action="post")
  uri = URI("http://www.notehub.org/api/note")

  if action == "put"
    req = Net::HTTP::Put.new(uri)
  else
    req = Net::HTTP::Post.new(uri)
  end
  req.set_form_data(params)

  res = Net::HTTP.start(uri.hostname, uri.port) do |http|
    http.request(req)
  end

  case res
  when Net::HTTPSuccess, Net::HTTPRedirection
    json = JSON.parse(res.body)
    if json['status']['success']
      return json
    else
      raise "POST request returned error: #{json['status']['message']}"
    end
  else
    # res.value
    p res.body if res
    raise "Error retrieving POST request to API"
  end
  # res = Net::HTTP.post_form(uri, params)
end

#read_note(id) ⇒ Object 



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

def read_note(id)
  params = {'noteID' => id}
  get_api(params)
end

#store_note(note) ⇒ Object 



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# File 'lib/notehub/notehub.rb', line 82

def store_note(note)
  @notes['notes'][note['id']] = note
  File.open(@notes_db, 'w') { |yf| YAML::dump(@notes, yf) }
end

#update_note(id, text, pass = false) ⇒ Object 



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# File 'lib/notehub/notehub.rb', line 177

def update_note(id, text, pass=false)
  # TODO: Signature invalid
  params = {}
  pass ||= @default_password
  # raise "Password required for update" unless pass

  md5_pass = Digest::MD5.hexdigest(pass)

  params['password'] =  md5_pass
  params['noteID'] = id
  params['note'] = text.strip
  params['pid'] = @pid
  sig = @pid + @psk + id + text.strip + md5_pass
  params['signature'] = Digest::MD5.hexdigest(sig)
  params['version'] = API_VERSION
  res = post_api(params,"put")

  if res && res['status']['success']
    note_data = read_note(id)
    note = {
      'title' => note_data['title'][0..80].strip,
      'id' => id,
      'url' => res['longURL'],
      'short' => res['shortURL'],
      'stats' => note_data['statistics'],
      'pass' => pass || ""
    }
    store_note(note)
    return note
  else
    if res
      raise "Failed: #{res['status']['comment']} "
    else
      raise "Failed to update note"
    end
  end
end