Class: Jekyll::Tags::JekyllInlineSvg

Inherits:
Liquid::Tag
  • Object
show all
Includes:
LiquidExtensions
Defined in:
lib/jekyll-inline-svg.rb

Constant Summary collapse

VARIABLE =

github.com/jekyll/jekyll/blob/master/lib/jekyll/liquid_extensions.rb For interpoaltion, look for liquid variables

/\{\{\s*([\w]+\.?[\w]*)\s*\}\}/i
PATH_SYNTAX = 
%r!
  ^(?<path>[^\s"']+|"[^"]*"|'[^']*')
  (?<params>.*)
!x

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(tag_name, input, tokens) ⇒ JekyllInlineSvg

Returns a new instance of JekyllInlineSvg.



34
35
36
37
38
39
40
41
 
# File 'lib/jekyll-inline-svg.rb', line 34

def initialize(tag_name, input, tokens)
  super

  #@logger = Logger.new(STDOUT)
  #@logger.level = Logger::INFO
  @svg, @params = JekyllInlineSvg.parse_params(input)
  #@logger.info(@svg +", "+@width)
end

Class Method Details

.parse_params(input) ⇒ Object 



48
49
50
51
 
# File 'lib/jekyll-inline-svg.rb', line 48

def self.parse_params(input)
  matched = input.strip.match(PATH_SYNTAX)
  return matched["path"].strip.gsub("\"","").gsub("'",""), matched["params"].strip
end

Instance Method Details

#interpolate(markup, context) ⇒ Object

@logger.info(@svg “, ”@width)



42
43
44
45
46
47
 
# File 'lib/jekyll-inline-svg.rb', line 42

def interpolate(markup, context)
  markup.scan VARIABLE do |variable|
    markup = markup.gsub(VARIABLE, lookup_variable(context, variable.first))
  end
  markup
end

#render(context) ⇒ Object 



52
53
54
55
56
57
58
59
60
61
62
 
# File 'lib/jekyll-inline-svg.rb', line 52

def render(context)
  #global site variable
  site = context.registers[:site]
  #check if given name is a variable. Otherwise use it as a file name
  svg_file = Jekyll.sanitized_path(site.source, interpolate(@svg,context))
  params = interpolate(@params,context)

  xml = File.open(svg_file, "rb")
  optimized = SvgOptimizer.optimize(xml.read, PLUGINS)
 "#{optimized.sub("<svg ","<svg #{params} ")}"
end