Class: Props::Searcher

Inherits:
Object
  • Object
show all
Defined in:
lib/props_template/searcher.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(builder, path = [], context = nil) ⇒ Searcher

Returns a new instance of Searcher.



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# File 'lib/props_template/searcher.rb', line 5

def initialize(builder, path = [], context = nil)
  @search_path = path
  @depth = 0
  @context = context
  @found_block = nil
  @found_options = nil
  @builder = builder
  @traveled_path = []
  @partialer = Partialer.new(self, context, builder)
end

Instance Attribute Details

#builder ⇒ Object (readonly)

Returns the value of attribute builder.



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# File 'lib/props_template/searcher.rb', line 3

def builder
  @builder
end

#context ⇒ Object (readonly)

Returns the value of attribute context.



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# File 'lib/props_template/searcher.rb', line 3

def context
  @context
end

#fragments ⇒ Object (readonly)

Returns the value of attribute fragments.



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# File 'lib/props_template/searcher.rb', line 3

def fragments
  @fragments
end

#traveled_path ⇒ Object (readonly)

Returns the value of attribute traveled_path.



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# File 'lib/props_template/searcher.rb', line 3

def traveled_path
  @traveled_path
end

Instance Method Details

#array!(collection = nil, options = {}, &block) ⇒ Object 



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# File 'lib/props_template/searcher.rb', line 63

def array!(collection = nil, options = {}, &block)
  return if @found_block

  if collection.nil?
    # Handle child! mode - initialize child_index for searching
    @child_index = nil
    yield
  else
    # Original collection handling
    key_index = @search_path[@depth]
    id_name, id_val = key_index.to_s.split("=")

    if id_val
      id_val = id_val.to_i
      item = collection.member_by(id_name, id_val)
    else
      index = id_name.to_i
      item = collection.member_at(index)
    end

    if item
      pass_opts = @partialer.refine_options(options, item)
      @traveled_path.push(key_index)

      if @depth == @search_path.size - 1
        @found_options = pass_opts
        @found_block = proc {
          yield item, 0
        }
        return
      end

      @depth += 1
      if pass_opts[:partial]
        # todo: what happens when cached: true is passed?
        # would there be any problems with not using the collection_rende?
        @partialer.handle(pass_opts)
      else
        yield item, 0
      end
      @depth -= 1
    end
  end
end

#child!(options = {}, &block) ⇒ Object 



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# File 'lib/props_template/searcher.rb', line 108

def child!(options={}, &block)
  return if @found_block

  child_index = @child_index || -1
  child_index += 1

  key_index = @search_path[@depth]
  target_index = key_index.to_i

  if child_index == target_index
    @traveled_path.push(key_index)

    if @depth == @search_path.size - 1
      @found_options = {}
      @found_block = block
      return
    end

    @depth += 1
    yield
    @depth -= 1
  end

  @child_index = child_index    
end

#deferred! ⇒ Object 



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# File 'lib/props_template/searcher.rb', line 16

def deferred!
  []
end

#found! ⇒ Object 



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# File 'lib/props_template/searcher.rb', line 24

def found!
  pass_opts = @found_options.clone || {}
  pass_opts.delete(:defer)
  traveled_path = @traveled_path[1..] || []
  if !traveled_path.empty?
    pass_opts[:path_suffix] = traveled_path
  end

  [@found_block, pass_opts]
end

#fragments! ⇒ Object 



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# File 'lib/props_template/searcher.rb', line 20

def fragments!
  []
end

#set!(key, options = {}, &block) ⇒ Object 



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# File 'lib/props_template/searcher.rb', line 39

def set!(key, options = {}, &block)
  return if @found_block || !block

  if @search_path[@depth] == key.to_s
    @traveled_path.push(key)

    if @depth == @search_path.size - 1
      @found_options = options
      @found_block = block
      return
    end

    @depth += 1
    if options[:partial]
      @partialer.handle(options)
    else
      yield
    end
    @depth -= 1
  end

  nil
end

#set_block_content!(*args) ⇒ Object 



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# File 'lib/props_template/searcher.rb', line 35

def set_block_content!(*args)
  yield
end