Class: Configuration::Thumbnail::ThumbnailSpec

Inherits:
HandlerStatement show all
Includes:
ConditionalInclusion, ImageName
Defined in:
lib/httpimagestore/configuration/thumbnailer.rb

Instance Attribute Summary

Attributes inherited from HandlerStatement

#config_locals

Instance Method Summary collapse

Methods inherited from HandlerStatement

#config_local, #path_template

Constructor Details

#initialize(image_name, method, width, height, format, options = {}, matcher = nil) ⇒ ThumbnailSpec

Returns a new instance of ThumbnailSpec.


68
69
70
71
72
73
74
75
76
77
78
 
# File 'lib/httpimagestore/configuration/thumbnailer.rb', line 68

def initialize(image_name, method, width, height, format, options = {}, matcher = nil)
	super(nil, image_name, matcher)
	@method = method.to_template.with_missing_resolver{|locals, key| raise NoValueForSpecTemplatePlaceholerError.new(image_name, 'method', key, method)}
	@width =  width.to_s.to_template.with_missing_resolver{|locals, key| raise NoValueForSpecTemplatePlaceholerError.new(image_name, 'width', key, width)}
	@height = height.to_s.to_template.with_missing_resolver{|locals, key| raise NoValueForSpecTemplatePlaceholerError.new(image_name, 'height', key, height)}
	@format = format.to_template.with_missing_resolver{|locals, key| raise NoValueForSpecTemplatePlaceholerError.new(image_name, 'format', key, format)}

	@options = options.merge(options) do |option, old, template|
		template.to_s.to_template.with_missing_resolver{|locals, field| raise NoValueForSpecTemplatePlaceholerError.new(image_name, option, field, template)}
	end
end

Instance Method Details

#render(locals = {}) ⇒ Object 


80
81
82
83
84
85
86
87
88
89
90
91
92
93
 
# File 'lib/httpimagestore/configuration/thumbnailer.rb', line 80

def render(locals = {})
	options = @options.inject({}){|h, v| h[v.first] = v.last.render(locals); h}
	nested_options = options['options'] ? Hash[options.delete('options').to_s.split(',').map{|pair| pair.split(':', 2)}] : {}
	{
		image_name =>
			[
				@method.render(locals),
				@width.render(locals),
				@height.render(locals),
				@format.render(locals),
				nested_options.merge(options)
			]
	}
end