Class: Stack::Generator

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(source, target, parent = nil) ⇒ Generator

Returns a new instance of Generator.



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# File 'lib/stack/generator.rb', line 15

def initialize(source, target, parent = nil)
  self.source = source
  self.target = target
  self.parent = parent
  
  self.remove_first = false
  
  self.layouts = (parent) ? parent.layouts.dup : { }
  self.articles = (parent) ? parent.articles.dup : { }
  
  self.children = [ ]

  # read layouts
  # read pages
  # write pages
  
  process!
end

Instance Attribute Details

#articles ⇒ Object

Returns the value of attribute articles.



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# File 'lib/stack/generator.rb', line 8

def articles
  @articles
end

#children ⇒ Object

Returns the value of attribute children.



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# File 'lib/stack/generator.rb', line 6

def children
  @children
end

#layouts ⇒ Object

Returns the value of attribute layouts.



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# File 'lib/stack/generator.rb', line 7

def layouts
  @layouts
end

#pages ⇒ Object

Returns the value of attribute pages.



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# File 'lib/stack/generator.rb', line 9

def pages
  @pages
end

#parent ⇒ Object

Returns the value of attribute parent.



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# File 'lib/stack/generator.rb', line 3

def parent
  @parent
end

#processed_at ⇒ Object

Returns the value of attribute processed_at.



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# File 'lib/stack/generator.rb', line 13

def processed_at
  @processed_at
end

#remove_first ⇒ Object

Returns the value of attribute remove_first.



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# File 'lib/stack/generator.rb', line 11

def remove_first
  @remove_first
end

#source ⇒ Object

Returns the value of attribute source.



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# File 'lib/stack/generator.rb', line 4

def source
  @source
end

#target ⇒ Object

Returns the value of attribute target.



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# File 'lib/stack/generator.rb', line 4

def target
  @target
end

#transformed_at ⇒ Object

Returns the value of attribute transformed_at.



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# File 'lib/stack/generator.rb', line 13

def transformed_at
  @transformed_at
end

Instance Method Details

#articles_payload ⇒ Object 



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# File 'lib/stack/generator.rb', line 129

def articles_payload
  a = Array.new
  
  self.articles.each { |name, article|
    article.inspect
    a.push(article.payload)
  }
  
  a
end

#process! ⇒ Object 



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# File 'lib/stack/generator.rb', line 34

def process!
  self.processed_at = Time.now
  
  read_articles
  read_layouts
  read_pages
  
  read_children
end

#read_articles ⇒ Object 



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# File 'lib/stack/generator.rb', line 50

def read_articles
  if File.exists?(File.join(self.source, "_articles"))
    @articles = @articles.merge(read_pages_from_directory("_articles", Stack::Templates::Article))
  end
end

#read_children ⇒ Object 



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# File 'lib/stack/generator.rb', line 60

def read_children
  entries = Dir.entries(self.source)
  directories = entries.select { |e| File.directory?(File.join(self.source, e)) }
  directories = directories.reject { |d| d[0..0]=~/\.|_/ or d[-1..-1]=="~" }
  directories.each do |dir|
    gen = Stack::Generator.new(File.join(self.source, dir), File.join(self.target, dir), self)
    #gen.process!
    self.children.push(gen)
  end
end

#read_layouts ⇒ Object 



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# File 'lib/stack/generator.rb', line 44

def read_layouts
  if File.exists?(File.join(self.source, "_layouts"))
    @layouts = @layouts.merge(read_pages_from_directory("_layouts", Stack::Templates::Layout))
  end
end

#read_pages ⇒ Object 



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# File 'lib/stack/generator.rb', line 56

def read_pages
  @pages = read_pages_from_directory(self.source, Stack::Templates::Page)
end

#to_hash ⇒ Object 



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# File 'lib/stack/generator.rb', line 120

def to_hash
  {
    :processed_at => self.processed_at,
    :transformed_at => self.transformed_at,
    :time => Time.now,
    :articles => self.articles_payload
  }
end

#transform!(match_only = nil) ⇒ Object 



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# File 'lib/stack/generator.rb', line 71

def transform!(match_only = nil)
  if self.remove_first
    FileUtils.rm_r self.target
  end
  
  self.transformed_at = Time.now
  
  self.articles.each do |name, article|
    if (match_only)
      match_only.each { |m|
        if File.dirname(m.path) == File.dirname(article.path) && File.basename(m.path) == article.basename
          article.write!
        end
      }
    else
      article.write!
    end
  end
  
  self.pages.each do |name, page|
    if (match_only)
      match_only.each { |m|
        if File.dirname(m.path) == File.dirname(page.path) && File.basename(m.path) == page.basename
          page.write!
        end
      }
    else
      page.write!
    end
  end
  
  transform_assets
  
  self.children.each { |c| c.transform!(match_only) }
end

#transform_assets ⇒ Object 



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# File 'lib/stack/generator.rb', line 107

def transform_assets
  files = Dir.entries(self.source)
  files = files.reject { |e| File.directory?(File.join(self.source, e)) }
  files = files.reject { |e| e[0..0]=~/\.|_/ or e[-1..-1]=="~" }
  files = files.reject { |e| (%w(.yaml .yml)+Stack::EXTENSIONS).include?(File.extname(e)) } # Exception cases

  FileUtils.mkdir_p(self.target)
  
  files.each do |f|
    FileUtils.cp(File.join(self.source, File.basename(f)), File.join(self.target, File.basename(f)))
  end
end