Class: MarkUS

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

Defined Under Namespace

Classes: MarkUSString

Class Attribute Summary collapse

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(name, *args, &blk) ⇒ Object

}}}



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# File 'lib/markus.rb', line 105

def method_missing(name,*args, &blk) #{{{ # :nodoc:
  if name.to_s =~ /(.*)(__)$/ || name.to_s =~ /(.*)(_)$/
    __markus_method_missing $1, *args, &blk
  else
    super
  end
end

Class Attribute Details

.__markus_file ⇒ Object

Returns the value of attribute __markus_file.



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# File 'lib/markus.rb', line 26

def __markus_file
  @__markus_file
end

.__markus_includes ⇒ Object

Returns the value of attribute __markus_includes.



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# File 'lib/markus.rb', line 29

def __markus_includes
  @__markus_includes
end

.__markus_indent ⇒ Object

Returns the value of attribute __markus_indent.



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# File 'lib/markus.rb', line 28

def __markus_indent
  @__markus_indent
end

.__markus_reload ⇒ Object

Returns the value of attribute __markus_reload.



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# File 'lib/markus.rb', line 24

def __markus_reload
  @__markus_reload
end

.__markus_reload_timestamp ⇒ Object

Returns the value of attribute __markus_reload_timestamp.



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# File 'lib/markus.rb', line 25

def __markus_reload_timestamp
  @__markus_reload_timestamp
end

.__markus_templates ⇒ Object

Returns the value of attribute __markus_templates.



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# File 'lib/markus.rb', line 27

def __markus_templates
  @__markus_templates
end

Instance Attribute Details

#__markus_indent(lvl = 0) ⇒ Object

}}}



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# File 'lib/markus.rb', line 101

def __markus_indent
  @__markus_indent
end

#__markus_reload ⇒ Object

Returns the value of attribute __markus_reload.



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# File 'lib/markus.rb', line 34

def __markus_reload
  @__markus_reload
end

Class Method Details

.__markus_do_reload ⇒ Object

}}}



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# File 'lib/markus.rb', line 264

def self:: __markus_do_reload  #{{{ # :nodoc:
  if self.__markus_reload && self.__markus_reload_timestamp
    if File.stat(self.__markus_file).mtime > self.__markus_reload_timestamp
      load self.__markus_file
      return true
    end
  end
  false
end

.indent ⇒ Object

}}}



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# File 'lib/markus.rb', line 278

def self::indent #{{{
  if self.__markus_indent.nil?
    @@__markus_indent = true
  else
    self.__markus_indent = true
  end
end

.inherited(subclass) ⇒ Object

}}}



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# File 'lib/markus.rb', line 235

def self::inherited(subclass) #{{{ # :nodoc:
  subclass.instance_eval do |i|
    # This array contains strings like "/path/to/a.rb:3:in `instance_eval'".
    strings_ary = caller

    # We look for the last string containing "<top (required)>".
    # only works in > 1.9
    val = "<top (required)>"
    until require_index = strings_ary.index {|x| x.include?(val) }
      val = "<main>"
    end
    require_string = strings_ary[require_index]
    filepath = File.expand_path(require_string[/^(.*):\d+:in/, 1])


    # We use a regex to extract the filepath from require_string. Other defaults.
    self.__markus_reload           = false
    self.__markus_reload_timestamp = nil
    self.__markus_file             = filepath
    self.__markus_templates        = {}
    self.__markus_indent           = self.class_variable_defined?(:@@__markus_indent) ? @@__markus_indent : false
    self.__markus_includes         = []
  end
end

.reload ⇒ Object

}}}



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# File 'lib/markus.rb', line 260

def  self::reload #{{{
  self.__markus_reload = true
  self.__markus_reload_timestamp = File.stat(self.__markus_file).mtime
end

.template(name, &p) ⇒ Object

}}}



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# File 'lib/markus.rb', line 274

def self::template(name,&p) #{{{
  self.__markus_templates ||= {}
  self.__markus_templates[name] = p
end

.templates(some) ⇒ Object

}}}



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# File 'lib/markus.rb', line 286

def self::templates(some)
  self.__markus_includes << some
  self.__markus_templates.merge! some.__markus_templates
end

Instance Method Details

#__markus_json(tname, *args, &blk) ⇒ Object

}}}



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# File 'lib/markus.rb', line 152

def __markus_json(tname,*args,&blk) #{{{ # :nodoc:
  attrs = content = nil
  args.each do |a|
    case a
      when Array
        attrs = "[ " + a.collect { |value|
          case value
            when Integer, Float
              value.nil? ? nil : value.to_s
            else
              value.nil? ? nil : "\"#{value.to_s.gsub(/"/,'\\\"')}\""
          end
        }.compact.join(", ").strip + " ]"
        attrs = '[]' if attrs == "[  ]"
      when Hash
        attrs = "{ " + a.collect { |key,value|
          case value
            when Integer, Float
              value.nil? ? nil : "\"#{key}\": #{value}"
            else
              value.nil? ? nil : "\"#{key}\": \"#{value.to_s.gsub(/"/,'\\\"')}\""
          end
        }.compact.join(", ").strip + " }"
        attrs = '{}' if attrs == "{  }"
      when String
        content = a.class == ::MarkUS::MarkUSString ? a : "\"#{a.gsub(/"/,'\\\"')}\""
      when Integer, Float
        content = a
      else
        content = "\"#{a.to_s}\""
    end
  end

  @__markus_level += 1
  mpsic = @__markus_parent

  if mpsic == :a && !tname.nil?
    @__markus_buffer << __markus_indent + "{"
  end

  if [content, attrs, blk].compact.length > 1
    @__markus_parent = nil

    @__markus_buffer << __markus_indent + "\"#{tname}\": {"
    __markus_json "attributes", ::MarkUS::MarkUSString.new(attrs) if attrs
    __markus_json "value", ::MarkUS::MarkUSString.new(content) if content
    __markus_json "content", &blk if blk
    @__markus_buffer.last.chomp!(',')
    @__markus_buffer << __markus_indent + "},"
  else
    if blk
      if mpsic == :a && !tname.nil?
        @__markus_parent = nil
        __markus_json tname, *args, &blk
      else
        @__markus_parent = type = blk.parameters.length == 1 && blk.parameters[0][1] == :array ? :a : :h
        @__markus_buffer << __markus_indent + "#{tname.nil? ? '' : "\"#{tname}\": "}#{type == :a ? '[' : '{'}"

        c1 = @__markus_buffer.length
        res = blk.call
        c2 = @__markus_buffer.length
        if c1 == c2
          @__markus_buffer.last << "#{type == :a ? ']' : '}'},"
        else
          @__markus_buffer << res + ',' if type == :a && res.is_a?(String)
          @__markus_buffer.last.chomp!(',')
          @__markus_buffer << __markus_indent + "#{type == :a ? ']' : '}'},"
        end
      end
    else
      @__markus_buffer << __markus_indent + "\"#{tname}\": #{attrs || content},"
    end
  end

  if mpsic == :a && !tname.nil?
    @__markus_buffer.last.chomp!(',')
    @__markus_buffer << __markus_indent + "},"
  end

  @__markus_level -= 1
  @__markus_parent = mpsic
end

#__markus_method_missing(name, *args, &blk) ⇒ Object

}}}



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# File 'lib/markus.rb', line 112

def __markus_method_missing(name,*args, &blk) #{{{ # :nodoc:
  case @__markus_mode
    when :json
      __markus_json name, *args, &blk
    else
      __markus_xml name, *args, &blk
  end
end

#__markus_xml(tname, *args) ⇒ Object

}}}



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# File 'lib/markus.rb', line 120

def __markus_xml(tname,*args) #{{{ # :nodoc:
  attrs = ""
  content = nil
  args.each do |a|
    case a
      when Hash
        attrs << " " + a.collect { |key,value|
          value.nil? ? nil : "#{key}=\"#{value.to_s.gsub(/"/,"&#34;")}\""
        }.compact.join(" ")
        attrs = '' if attrs == ' '
      when String
        content = EscapeUtils.escape_html(a).tr("\v\u0001\u0002\u0003\u0004\u0005\u0006\u0007\u0008\u0011\u0012\u0014\u0015\u0016\u0017\u0018\u0019\u0020\u0021\u0022\u0023\u0024\u0025\u0026\u0027\u0028\u0029\u0030\u0031",'')
      when Integer
        content = a
    end
  end
  @__markus_level += 1
  if block_given?
    @__markus_buffer << __markus_indent + "<#{tname}#{attrs}>"
    @__markus_buffer << __markus_indent(1) + "#{content}" unless content.nil?
    res = yield
    @__markus_buffer << res if String === res
    @__markus_buffer << __markus_indent + "</#{tname}>"
  else
    if @__markus_mode == :xml && content.nil?
      @__markus_buffer << __markus_indent + "<#{tname}#{attrs}/>"
    else
      @__markus_buffer << __markus_indent + "<#{tname}#{attrs}>#{content}</#{tname}>"
    end
  end
  @__markus_level -= 1
end

#element_!(name = nil, *args, &blk) ⇒ Object

}}}



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# File 'lib/markus.rb', line 76

def element_!(name=nil, *args, &blk) #{{{
  __markus_method_missing name, *args, &blk
end

#html_!(name, params = {}) ⇒ Object

}}}



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# File 'lib/markus.rb', line 48

def html_!(name,params={}) #{{{
  markus_! name, :html, params
end

#json_!(name, params = {}) ⇒ Object

}}}



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# File 'lib/markus.rb', line 42

def json_!(name,params={}) #{{{
  markus_! name, :json, params
end

#markus_!(name, type, params = {}) ⇒ Object

}}}



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# File 'lib/markus.rb', line 52

def markus_!(name,type,params={}) #{{{
  @__markus = []
  @__markus_buffer = []
  @__markus_level = -1
  @__markus_parent = nil

  params.each do |k,v|
    self.instance_variable_set(("@" + k.to_s).to_sym, v)
  end if params.is_a? Hash

  self.class.__markus_do_reload
  self.class.__markus_includes.each do |some|
    if some.__markus_do_reload
      self.class.__markus_templates.merge! some.__markus_templates
    end
  end
  @__markus_mode = type

  template_!(name)
  @__markus_buffer.last.chomp!(',') if @__markus_mode == :json
  self.class.__markus_indent ? @__markus_buffer.join("\n") : @__markus_buffer.join
end

#template_!(name, *args) ⇒ Object

}}}



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# File 'lib/markus.rb', line 97

def template_!(name,*args) #{{{
  instance_exec *args, &self.class.__markus_templates[name]
end

#value_!(val) ⇒ Object

}}}



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# File 'lib/markus.rb', line 79

def value_!(val) #{{{
  case val
    when String
      content = "\"#{val.gsub(/"/,'\\\"')}\""
    when Integer, Float
      content = val
    else
      content = "null"
  end
  @__markus_level += 1
  if self.class.__markus_indent
    @__markus_buffer << "#{"  " * @__markus_level}#{content},"
  else
    @__markus_buffer << "#{content},"
  end
  @__markus_level -= 1
  nil
end

#xml_!(name, params = {}) ⇒ Object

}}}



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# File 'lib/markus.rb', line 45

def xml_!(name,params={}) #{{{
  markus_! name, :xml, params
end