Class: Gnarly::Url

Inherits:
Object
  • Object
show all
Defined in:
lib/gnarly/url.rb

Instance Method Summary collapse

Constructor Details

#initialize(url_mask) ⇒ Url 



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# File 'lib/gnarly/url.rb', line 6

def initialize(url_mask)
  case url_mask
  when String
    @url_mask = make_url_mask url_mask
  when Regexp
    @url_mask = url_mask      
  end
  @responders = {}
  @keys = {}
  @allow = []
end

Instance Method Details

#after(&block) ⇒ Object 



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# File 'lib/gnarly/url.rb', line 107

def after(&block)
  if block
    @after = block
  else
    @after
  end
end

#allow ⇒ Object 



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# File 'lib/gnarly/url.rb', line 62

def allow()
  @allow.join " "
end

#before(&block) ⇒ Object 



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# File 'lib/gnarly/url.rb', line 99

def before(&block)
  if block
    @before = block
  else
    @before
  end
end

#delete(*keys, &block) ⇒ Object 



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# File 'lib/gnarly/url.rb', line 93

def delete(*keys, &block)
  @responders[:delete] = block
  @keys[:delete] = keys
  @allow << "DELETE"
end

#get(*keys, &block) ⇒ Object 



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# File 'lib/gnarly/url.rb', line 75

def get(*keys, &block)
  @responders[:get] = block
  @keys[:get] = keys
  @allow << "GET"
end

#helper(helper = nil, &block) ⇒ Object 



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# File 'lib/gnarly/url.rb', line 66

def helper(helper=nil, &block)
  helper = Module.new &block if block and not helper
  (@helpers ||= []) << helper
end

#helpers ⇒ Object 



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# File 'lib/gnarly/url.rb', line 71

def helpers()
  @helpers
end

#make_url_mask(template) ⇒ Object 



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# File 'lib/gnarly/url.rb', line 115

def make_url_mask(template)
  types = []
  type_map = {}
  has_types = false
  s = template.gsub(/\{([^\}]*)\}/) do
    name, type = $1.split ":"
    t = nil
    p = case type
        when "integer", "index"
          has_types = true
          t = :integer
          types << t
          '\d+'
        else
          types << nil
          '[^/]+'
        end
    nc = ""
    if name and name != "" 
      nc = "?<#{name}>"
      type_map[name] = t
    end
    "(#{nc}#{p})"
  end
  if has_types
    @types = types
    @type_map = type_map
  end
  Regexp.new "^#{s}$"
end

#match?(path) ⇒ Boolean 



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# File 'lib/gnarly/url.rb', line 18

def match?(path)
  @match = @url_mask.match path if @url_mask
  @match != nil
end

#parameters(method) ⇒ Object 



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# File 'lib/gnarly/url.rb', line 23

def parameters(method)
  keys = @keys[method] 
  if keys.empty?
    a = @match.to_a
    a.shift
    if @types
      (0..a.size - 1).collect do |i|
        case @types[i]
        when :integer
          a[i].to_i
        else
          a[i]
        end
      end 
    else
      a
    end
  else
    if @type_map
      keys.collect do |key|
        case @type_map[key.to_s]
        when :integer
          @match[key].to_i            
        else
          @match[key]
        end
      end
    else
      keys.collect do |key|
        @match[key]
      end
    end
  end
end

#post(*keys, &block) ⇒ Object 



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# File 'lib/gnarly/url.rb', line 87

def post(*keys, &block)
  @responders[:post] = block
  @keys[:post] = keys
  @allow << "POST"
end

#put(*keys, &block) ⇒ Object 



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# File 'lib/gnarly/url.rb', line 81

def put(*keys, &block)
  @responders[:put] = block
  @keys[:put] = keys
  @allow << "PUT"
end

#responder(method) ⇒ Object 



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# File 'lib/gnarly/url.rb', line 58

def responder(method)
  @responders[method]
end