Module: Uricp::Strategy::CacheCommon

Included in:
CachedGet, PipedCache, PipedCacheConvert
Defined in:
lib/uricp/strategy/cache_common.rb

Instance Method Summary collapse

Instance Method Details

#cache_exists? ⇒ Boolean

Returns:

  • (Boolean) 


26
27
28
29
30
 
# File 'lib/uricp/strategy/cache_common.rb', line 26

def cache_exists?
  cache_root && %w{temp cache}.all? do |d|
    File.directory?(File.join(cache_root, d))
  end
end

#cache_file ⇒ Object 



40
41
42
 
# File 'lib/uricp/strategy/cache_common.rb', line 40

def cache_file
  @cache_file ||= File.join(cache_root, 'cache', cache_name)
end

#cache_name ⇒ Object 



22
23
24
 
# File 'lib/uricp/strategy/cache_common.rb', line 22

def cache_name
  options['cache_name']
end

#cache_root ⇒ Object 



18
19
20
 
# File 'lib/uricp/strategy/cache_common.rb', line 18

def cache_root
  options['cache']
end

#in_cache? ⇒ Boolean

Returns:

  • (Boolean) 


14
15
16
 
# File 'lib/uricp/strategy/cache_common.rb', line 14

def in_cache?
  File.readable? cache_file
end

#temp_cache_file ⇒ Object 



32
33
34
 
# File 'lib/uricp/strategy/cache_common.rb', line 32

def temp_cache_file
  @temp_cache_file ||= File.join(cache_root, 'temp', cache_name)
end

#temp_cache_uri ⇒ Object 



36
37
38
 
# File 'lib/uricp/strategy/cache_common.rb', line 36

def temp_cache_uri
  URI.join('file:///', temp_cache_file)
end

#validate_cache! ⇒ Object

Raises:



7
8
9
10
11
12
 
# File 'lib/uricp/strategy/cache_common.rb', line 7

def validate_cache!
  raise Uricp::MissingCache,
	"no cache found at #{cache_root}. Expected a 'cache' and 'temp' directory" unless cache_exists?
  raise Uricp::MissingCache,
	"no cache name found" unless cache_name
end