Class: Omniboard::Renderer

Inherits:
Object
  • Object
show all
Defined in:
lib/omniboard/renderer.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Renderer

Returns a new instance of Renderer.



4
5
6
7
8
 
# File 'lib/omniboard/renderer.rb', line 4

def initialize()
  @columns = []
  @current_column = nil
  @current_group = nil
end

Instance Attribute Details

#columns ⇒ Object

Returns the value of attribute columns.



2
3
4
 
# File 'lib/omniboard/renderer.rb', line 2

def columns
  @columns
end

Instance Method Details

#add_column(*col) ⇒ Object

Add one or more columns to our array of columns.



11
12
13
 
# File 'lib/omniboard/renderer.rb', line 11

def add_column(*col)
	@columns += col
end

#postamble ⇒ Object 



25
26
27
 
# File 'lib/omniboard/renderer.rb', line 25

def postamble
	ERB.new(template "postamble").result(binding)
end

#preamble ⇒ Object 



21
22
23
 
# File 'lib/omniboard/renderer.rb', line 21

def preamble
	ERB.new(template "preamble").result(binding)
end

#render_column(column) ⇒ Object 



29
30
31
 
# File 'lib/omniboard/renderer.rb', line 29

def render_column(column)
	ERB.new(template("column")).result(binding)
end

#render_project(project) ⇒ Object 



33
34
35
 
# File 'lib/omniboard/renderer.rb', line 33

def render_project(project)
	ERB.new(template("project")).result(binding)
end

#template(template_name) ⇒ Object

Fetch a template from the templates folder



38
39
40
41
42
43
44
45
46
47
48
49
 
# File 'lib/omniboard/renderer.rb', line 38

def template(template_name)
	@templates ||= {}

	if !@templates.has_key?(template_name)
		template_file = template_name + ".erb"
		template_path = File.join(__dir__, "templates", template_file)
		raise(ArgumentError, "Attempting to find template #{template_file}, which does not exist.") unless File.exists?(template_path)

		@templates[template_name] = File.read(template_path)
	end
	@templates[template_name]
end

#to_s ⇒ Object 



17
18
19
 
# File 'lib/omniboard/renderer.rb', line 17

def to_s
	preamble + @columns.map{ |c| render_column(c) }.join("\n") + postamble
end