Class: Kindai::SpreadDownloader

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

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#book_path ⇒ Object

Returns the value of attribute book_path.



6
7
8
 
# File 'lib/kindai/spread_downloader.rb', line 6

def book_path
  @book_path
end

#retry_count ⇒ Object

Returns the value of attribute retry_count.



5
6
7
 
# File 'lib/kindai/spread_downloader.rb', line 5

def retry_count
  @retry_count
end

#spread ⇒ Object

Returns the value of attribute spread.



4
5
6
 
# File 'lib/kindai/spread_downloader.rb', line 4

def spread
  @spread
end

Class Method Details

.new_from_spread(spread) ⇒ Object

Raises:

  • (TypeError) 


8
9
10
11
12
13
14
15
 
# File 'lib/kindai/spread_downloader.rb', line 8

def self.new_from_spread(spread)
  raise TypeError, "#{spread} is not Kindai::Spread" unless spread.is_a? Kindai::Spread
  me = self.new
  me.spread = spread
  me.retry_count = 30
  me.book_path = Pathname.new(ENV["HOME"]).to_s
  me
end

Instance Method Details

#create_directory ⇒ Object 



24
25
26
27
 
# File 'lib/kindai/spread_downloader.rb', line 24

def create_directory
  path = File.join self.book_path, "original"
  Dir.mkdir(path) unless File.directory?(path)
end

#delete ⇒ Object 



34
35
36
 
# File 'lib/kindai/spread_downloader.rb', line 34

def delete
  return File.delete(self.spread_path) && true rescue false
end

#download ⇒ Object 



17
18
19
20
21
22
 
# File 'lib/kindai/spread_downloader.rb', line 17

def download
  return false if self.has_file?
  self.create_directory
  self.download_spread
  return true
end

#has_file? ⇒ Boolean

Returns:

  • (Boolean) 


38
39
40
 
# File 'lib/kindai/spread_downloader.rb', line 38

def has_file?
  File.size? self.spread_path
end

#spread_path ⇒ Object 



29
30
31
32
 
# File 'lib/kindai/spread_downloader.rb', line 29

def spread_path
  path = File.join self.book_path, "original", "%03d.jpg" % self.spread.spread_number
  File.expand_path path
end