Class: Fetchers::Local

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

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(target) ⇒ Local

Returns a new instance of Local.



48
49
50
 
# File 'lib/fetchers/local.rb', line 48

def initialize(target)
  @target = target
end

Class Method Details

.resolve(target) ⇒ Object 



12
13
14
15
16
17
18
19
20
21
22
 
# File 'lib/fetchers/local.rb', line 12

def self.resolve(target)
  local_path = if target.is_a?(String)
                 resolve_from_string(target)
               elsif target.is_a?(Hash)
                 resolve_from_hash(target)
               end

  if local_path
    new(local_path)
  end
end

.resolve_from_hash(target) ⇒ Object 



24
25
26
27
28
29
30
31
32
 
# File 'lib/fetchers/local.rb', line 24

def self.resolve_from_hash(target)
  if target.key?(:path)
    local_path = target[:path]
    if target.key?(:cwd)
      local_path = File.expand_path(local_path, target[:cwd])
    end
    local_path
  end
end

.resolve_from_string(target) ⇒ Object 



34
35
36
37
38
39
40
41
42
43
44
45
46
 
# File 'lib/fetchers/local.rb', line 34

def self.resolve_from_string(target)
  # Support "urls" in the form of file://
  if target.start_with?('file://')
    target = target.gsub(%r{^file://}, '')
  else
    # support for windows paths
    target = target.tr('\\', '/')
  end

  if File.exist?(target)
    target
  end
end

Instance Method Details

#archive_path ⇒ Object 



56
57
58
 
# File 'lib/fetchers/local.rb', line 56

def archive_path
  @target
end

#cache_key ⇒ Object 



64
65
66
 
# File 'lib/fetchers/local.rb', line 64

def cache_key
  sha256.to_s
end

#fetch(_path) ⇒ Object 



52
53
54
 
# File 'lib/fetchers/local.rb', line 52

def fetch(_path)
  archive_path
end

#resolved_source ⇒ Object 



74
75
76
77
78
 
# File 'lib/fetchers/local.rb', line 74

def resolved_source
  h = { path: @target }
  h[:sha256] = sha256 if sha256
  h
end

#sha256 ⇒ Object 



68
69
70
71
72
 
# File 'lib/fetchers/local.rb', line 68

def sha256
  return nil if File.directory?(@target)
  @archive_shasum ||=
    OpenSSL::Digest::SHA256.digest(File.read(@target)).unpack('H*')[0]
end

#writable? ⇒ Boolean

Returns:

  • (Boolean) 


60
61
62
 
# File 'lib/fetchers/local.rb', line 60

def writable?
  File.directory?(@target)
end