Class: Utopia::Controller::Rewrite::ExtractPrefixRule

Inherits:
Rule
  • Object
show all
Defined in:
lib/utopia/controller/rewrite.rb

Overview

A rule which extracts a prefix pattern from the request path.

Instance Method Summary collapse

Methods inherited from Rule

#apply_match_to_context

Constructor Details

#initialize(patterns, block) ⇒ ExtractPrefixRule

Initialize a typed prefix-extraction rule.



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# File 'lib/utopia/controller/rewrite.rb', line 43

def initialize(patterns, block)
	@matcher = Path::Matcher.new(patterns)
	@block = block
end

Instance Method Details

#apply(context, request, path) ⇒ Object

Apply this prefix rule and execute its callback when it matches.



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# File 'lib/utopia/controller/rewrite.rb', line 62

def apply(context, request, path)
	if match_data = @matcher.match(path)
		apply_match_to_context(match_data, context)
		
		if @block
			context.instance_exec(request, path, match_data, &@block)
		end
		
		return match_data.post_match
	else
		return path
	end
end

#freeze ⇒ Object

Freeze this object and its internal state.



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# File 'lib/utopia/controller/rewrite.rb', line 50

def freeze
	@matcher.freeze
	@block.freeze
	
	super
end