Class: Tengai::EphemerisRequest

Inherits:

Object

• Object
• Tengai::EphemerisRequest

Defined in:

lib/tengai/requests/ephemeris_request.rb

Constant Summary

SYSTEM_PROMPT =

%r{Horizons>}.freeze

DEFAULT_PROMPT =

%r{<cr>:\s*$}

TABLE_PROMPT =

%r{Observe, Elements, Vectors  \[o,e,v,\?\] :\s*$}.freeze

FIRST_OBSERVER_PROMPT =

%r{Coordinate center \[ <id>,coord,geo  \] :\s*$}.freeze

SUBSEQUENT_OBSERVER_PROMPT =

%r{Use previous center  \[ cr=\(y\), n, \? \] :\s*$}.freeze

OBSERVER_PROMPT =

Regexp.union(FIRST_OBSERVER_PROMPT, SUBSEQUENT_OBSERVER_PROMPT).freeze

CONFIRM_OBSERVER_PROMPT =

%r{Confirm selected station    \[ y/n \] -->\s*$}.freeze

REFERNCE_PLANE_PROMPT =

%r{Reference plane \[eclip, frame, body \] :\s*}.freeze

START_TIME_PROMPT =

%r{Starting (C|U)T .* :\s*$}.freeze

END_TIME_PROMPT =

%r{Ending \s* (C|U)T .* :\s*$}.freeze

INTERVAL_PROMPT =

%r{Output interval \[ex: 10m, 1h, 1d, \? \] :\s*$}.freeze

ACCEPT_DEFAULT_OUTPUT_PROMPT =

%r{Accept default output \[ cr=\(y\), n, \?\] :\s*$}.freeze

OUTPUT_REFERENCE_FRAME_PROMPT =

%r{Output reference frame \[J2000, B1950\] :\s*$}.freeze

CORRECTIONS_PROMPT =

%r{Corrections \[ 1=NONE, 2=LT, 3=LT\+S \]  :\s*$}.freeze

OUTPUT_UNITS =

%r{Output units \[1=KM-S, 2=AU-D, 3=KM-D\] :\s*$}.freeze

CSV_FORMAT_PROMPT =

%r{Spreadsheet CSV format    \[ YES, NO \] :\s*$}.freeze

LABEL_CARTESIAN_OUTPUT_PROMPT =

%r{Label cartesian output    \[ YES, NO \] :\s*$}.freeze

SELECT_OUTPUT_TABLE_TYPE_PROMPT =

%r{Select output table type  \[ 1-6, \?  \] :\s*$}.freeze

SELECT_QUANTITIES_PROMPT =

%r{Select table quantities \[ <#,#\.\.>, \?\] :\s*$}.freeze

COMPLETED_PROMPT =

%r{>>> Select\.\.\. \[A\]gain, \[N\]ew-case, \[F\]tp, \[K\]ermit, \[M\]ail, \[R\]edisplay, \? :\s*$}.freeze

ANY_PROMPT =

Regexp.union(
DEFAULT_PROMPT, TABLE_PROMPT, OBSERVER_PROMPT, CONFIRM_OBSERVER_PROMPT,
REFERNCE_PLANE_PROMPT, START_TIME_PROMPT, END_TIME_PROMPT, INTERVAL_PROMPT,
ACCEPT_DEFAULT_OUTPUT_PROMPT, SELECT_QUANTITIES_PROMPT, COMPLETED_PROMPT,
OUTPUT_REFERENCE_FRAME_PROMPT, CORRECTIONS_PROMPT, OUTPUT_UNITS,
CSV_FORMAT_PROMPT, LABEL_CARTESIAN_OUTPUT_PROMPT,
SELECT_OUTPUT_TABLE_TYPE_PROMPT, SYSTEM_PROMPT).freeze

TIME_FORMAT =

'%Y-%b-%d %H:%M'.freeze

Class Method Summary

• .fetch(client, body, options = {}) ⇒ Object

Instance Method Summary

• #fetch ⇒ Object

  Public: initiates the ephemeris request.

• #initialize(client, body, options = {}) ⇒ EphemerisRequest constructor

  A new instance of EphemerisRequest.

Constructor Details

#initialize(client, body, options = {}) ⇒ EphemerisRequest

# File 'lib/tengai/requests/ephemeris_request.rb', line 34

def initialize(client, body, options={})
  @client = client
  @body = body.to_s
  @start_time = options[:start_time]
  @stop_time = options[:stop_time]
  @interval = options[:interval] || 1440
  @options = options
  @state = :ready
end

Class Method Details

.fetch(client, body, options = {}) ⇒ Object

# File 'lib/tengai/requests/ephemeris_request.rb', line 44

def self.fetch(client, body, options={})
  new(client, body, options).fetch
end

Instance Method Details

#fetch ⇒ Object

Public: initiates the ephemeris request

Examples:

Tengai::EphemerisRequest.new(Tengai::Client.new, 499).fetch
# => #<Tengai::EphemerisRequest @data=""B\n \r\n Working ...   \b\b-  \r\n\e[?1h\e=\r*...">

Returns the the request (self)

# File 'lib/tengai/requests/ephemeris_request.rb', line 56

def fetch
  raise "Not ready" unless @state == :ready
  @state = :fetching
  send_command(@body)
  @data
end