Class: Resource

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

Overview

General Den resource object (included by Page and Post)

Direct Known Subclasses

Page, Post

Instance Method Summary collapse

Constructor Details

#initialize(file) ⇒ Resource

Initialize the object



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# File 'lib/den/resource.rb', line 5

def initialize(file)
  @file = file
  process
end

Instance Method Details

#[](index) ⇒ Object 



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# File 'lib/den/resource.rb', line 11

def [](index)
  @content[index]
end

#delete ⇒ Object

Deletes itself



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# File 'lib/den/resource.rb', line 17

def delete
  File.delete(@file)
end

#markup(s) ⇒ Object

General markup function



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# File 'lib/den/resource.rb', line 23

def markup(s)
  s = CGI::escapeHTML(s)
  title = nil

  # Extract title
  s.gsub!(/\A\[(.*\S)\]$/) do |x|
    title = $1
    ""
  end

  # Remove duplicate newlines
  s.gsub!(/\n\n+/, "\n\n")

  # Remove leading spaces from lines
  s.gsub!(/^ +/, "")

  # Pad string to remove edge cases
  s.gsub!(/(\A\n*)|(\n*\z)/, "\n")

  # Headers
  s.gsub!(/^(#+)\s*(.*)/) {
    len = $1.length
    "<h#{len+1} class=\"header\">#$2</h#{len+1}>"
  }

  # Code (leaving placeholder pre tags)
  s.gsub!(/^\t(.*)$/, "<pre>\\1</pre>")

  # Paragraphs
  s.gsub!(/(\A|\n)\n([^<])/, "\n\n<p>\\2")
  s.gsub!(/([^>])\n\n/, "\\1</p>\n\n")

  # Remove placeholder pre tags
  s.gsub!(/<\/pre>\n<pre>/, "\n")

  {:title => title, :body => s}
end