Class: Blogeen::Page

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

Overview

A single Blogeen page - handles the text, YAML and HTML content

Instance Method Summary collapse

Constructor Details

#initialize(textfile, options = {}) ⇒ Page

Returns a new instance of Page.



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# File 'lib/blogeen/page.rb', line 9

def initialize(textfile, options = {})
  @heading = options[:heading]
  @subheading = options[:subheading]
  @textfile = textfile
  @basename = File.basename(textfile, '.txt')
  @yamlfile = "#{@basename}.yml"
  @htmlfile = File.join(output_directory, "#{@basename}.html")
end

Instance Method Details

#data ⇒ Object

The intermediate Page’s data, from the YAML file



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# File 'lib/blogeen/page.rb', line 49

def data
  @data ||= YAML.load(yaml)
end

#html ⇒ Object

The HTML for this Page



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# File 'lib/blogeen/page.rb', line 39

def html
  @html ||= ERB.new(File.read(template)).result(binding)
end

#htmlfile ⇒ Object

Where the HTML is written



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# File 'lib/blogeen/page.rb', line 54

def htmlfile
  @htmlfile
end

#out_of_date? ⇒ Boolean

Determines whether something needs to be done to update any of the Page’s files

Returns:

  • (Boolean) 


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# File 'lib/blogeen/page.rb', line 20

def out_of_date?
  return true unless File.exists?(htmlfile)
  return true unless File.mtime(htmlfile) > File.mtime(yamlfile)
  return true unless File.mtime(htmlfile) > File.mtime(template)
  return true unless File.exists?(yamlfile)
  return true unless File.mtime(yamlfile) > File.mtime(textfile)
end

#publish ⇒ Object

Writes this Page’s HTML to its HTML file



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# File 'lib/blogeen/page.rb', line 29

def publish
  File.open(@htmlfile, 'w') do |f|
    f.print(html)
  end
rescue
  File.unlink(@htmlfile) if File.exists?(@htmlfile)
  raise $!
end

#template ⇒ Object

The ERB template which is used for the Page’s layout



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# File 'lib/blogeen/page.rb', line 44

def template
  "page.html.erb"
end

#textfile ⇒ Object

Where the text comes from



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# File 'lib/blogeen/page.rb', line 64

def textfile
  @textfile
end

#yamlfile ⇒ Object

Where the YAML is written and edited



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# File 'lib/blogeen/page.rb', line 59

def yamlfile
  @yamlfile
end