Module: Broadway::Helpers::TextHelper

Defined in:
lib/broadway/helpers/text_helper.rb

Instance Method Summary collapse

Instance Method Details

#c(path) ⇒ Object

config helper method



6
7
8
9
10
 
# File 'lib/broadway/helpers/text_helper.rb', line 6

def c(path)
  result = site.config
  path.to_s.split(".").each { |node| result = result[node.to_sym] if result }
  result.nil? ? [] : result
end

#code(code, options = {}) ⇒ Object 



36
37
38
39
40
41
42
43
 
# File 'lib/broadway/helpers/text_helper.rb', line 36

def code(code, options={})
  options[:lang] = extension_to_lang(options[:extension]) if options.has_key?(:extension)
  puts options.inspect
  options[:lang] ||= "plain_text" unless Uv.syntaxes.include?(options[:lang])
  options[:line_numbers] = false unless options.has_key?(:line_numbers)
  options[:theme] ||= "twilight"
  Uv.parse(code, "xhtml", options[:lang], options[:line_numbers], options[:theme])
end

#extension_to_lang(ext) ⇒ Object 



45
46
47
48
49
50
51
52
53
54
 
# File 'lib/broadway/helpers/text_helper.rb', line 45

def extension_to_lang(ext)
  {
    "js" => "javascript",
    "rb" => "ruby",
    "as" => "actionscript",
    "mxml" => "mxml",
    "xml" => "xml",
    "css" => "css"
  }[ext.gsub(/\./, "")]
end

#read(post, attribute = nil) ⇒ Object

read the post and parse it with Liquid



13
14
15
16
17
18
19
20
21
22
23
24
25
26
 
# File 'lib/broadway/helpers/text_helper.rb', line 13

def read(post, attribute = nil)
  post.content = IO.read(post.path)
  if post.content =~ /^(---\s*\n.*?\n?)^(---\s*$\n?)/m
    if attribute
      output = YAML.load($1)[attribute] || ""
      return output
    end
    post.content = post.content[($1.size + $2.size)..-1]
  end
  post.render(site.layouts, site.site_payload)
  output = post.output
  post.content = post.output = nil
  output
end

#read_excerpt(post, max_length = nil) ⇒ Object 



28
29
30
31
32
33
34
 
# File 'lib/broadway/helpers/text_helper.rb', line 28

def read_excerpt(post, max_length = nil)
  result = read(post, "excerpt")
  result = read(post) if result.nil? || result.empty?
  max_length ||= result.length
  result[0..max_length] + "..."
  result
end

#show_code ⇒ Object 



60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
 
# File 'lib/broadway/helpers/text_helper.rb', line 60

def show_code
  root = File.expand_path("public")
  file = params[:file]
  begin
  	path = File.expand_path(File.join(root, file)).untaint
  	if (File.dirname(path).split("/").length >= root.split("/").length)
  	  data = IO.read(path)#.gsub(/[']/, '\\\\\'')
    	code(data, :extension => File.extname(path))
  	else
  		#only happens when someone tries to go outside your root directory...
  		"You are way out of your league"
  	end 
  rescue 
  	"Internal Error"
  end
end

#space(times = 1) ⇒ Object 



56
57
58
 
# File 'lib/broadway/helpers/text_helper.rb', line 56

def space(times = 1)
  haml_concat("\n" * times)
end