Class HtmlBlock
In: lib/webgen/content.rb
Parent: Object
WebPageDataInvalid WebPageData HtmlBlock RuntimeError dot/f_3.png

A single block within a page file. The content of the block gets automatically parsed for HTML headers with the id attribute set and converts them into sections for later use.

Methods

new   parse_sections   render_with_erb  

Classes and Modules

Class HtmlBlock::Section

Constants

SECTION_REGEXP = /<h([123456])(?:>|\s([^>]*)>)(.*?)<\/h\1\s*>/i  
ATTR_REGEXP = /\s*(\w+)\s*=\s*('|")([^\2]+)\2\s*/

Attributes

content  [R]  The content of the block.
name  [R]  The name of the block.
sections  [R]  The parsed sections as array of Section objects.

Public Class methods

new( name, content )

Creates a new block with the name name and the given content. The content gets parsed for sections automatically.

[Source]

    # File lib/webgen/content.rb, line 64
64:   def initialize( name, content )
65:     @name, @content = name, content
66:     @sections = self.class.parse_sections( content )
67:   end

Private Class methods

parse_sections( content )

[Source]

     # File lib/webgen/content.rb, line 82
 82:   def self.parse_sections( content )
 83:     sections = []
 84:     stack = []
 85:     content.scan( SECTION_REGEXP ).each do |level,attrs,title|
 86:       next if attrs.nil?
 87:       id_attr = attrs.scan( ATTR_REGEXP ).find {|name,sep,value| name == 'id'}
 88:       next if id_attr.nil?
 89:       id = id_attr[2]
 90: 
 91:       section = Section.new( level.to_i, id, title )
 92:       success = false
 93:       while !success
 94:         if stack.empty?
 95:           sections << section
 96:           stack << section
 97:           success = true
 98:         elsif stack.last.level < section.level
 99:           stack.last.subsections << section
100:           stack << section
101:           success = true
102:         else
103:           stack.pop
104:         end
105:       end
106:     end
107:     sections
108:   end

Public Instance methods

render_with_erb( context )

Renders the block using ERB and context as binding.

[Source]

    # File lib/webgen/content.rb, line 70
70:   def render_with_erb( context )
71:     @compiled_block = ERB.new( @content ) unless defined?( @compiled_block )
72:     @compiled_block.result( context )
73:   end

[Validate]