Class: Jekyll::Site

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(config) ⇒ Site

Public: Initialize a new Site.

config - A Hash containing site configuration details.



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# File 'lib/jekyll/site.rb', line 15

def initialize(config)
  self.config          = config.clone

  self.safe            = config['safe']
  self.source          = File.expand_path(config['source'])
  self.dest            = File.expand_path(config['destination'])
  self.plugins         = plugins_path
  self.lsi             = config['lsi']
  self.pygments        = config['pygments']
  self.baseurl         = config['baseurl']
  self.permalink_style = config['permalink'].to_sym
  self.exclude         = config['exclude']
  self.include         = config['include']
  self.future          = config['future']
  self.show_drafts     = config['show_drafts']
  self.limit_posts     = config['limit_posts']
  self.keep_files      = config['keep_files']

  self.reset
  self.setup
end

Instance Attribute Details

#baseurl ⇒ Object

Returns the value of attribute baseurl.



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# File 'lib/jekyll/site.rb', line 5

def baseurl
  @baseurl
end

#categories ⇒ Object

Returns the value of attribute categories.



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# File 'lib/jekyll/site.rb', line 5

def categories
  @categories
end

#config ⇒ Object

Returns the value of attribute config.



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# File 'lib/jekyll/site.rb', line 5

def config
  @config
end

#converters ⇒ Object

Returns the value of attribute converters.



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# File 'lib/jekyll/site.rb', line 10

def converters
  @converters
end

#dest ⇒ Object

Returns the value of attribute dest.



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# File 'lib/jekyll/site.rb', line 5

def dest
  @dest
end

#exclude ⇒ Object

Returns the value of attribute exclude.



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# File 'lib/jekyll/site.rb', line 5

def exclude
  @exclude
end

#future ⇒ Object

Returns the value of attribute future.



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# File 'lib/jekyll/site.rb', line 5

def future
  @future
end

#generators ⇒ Object

Returns the value of attribute generators.



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# File 'lib/jekyll/site.rb', line 10

def generators
  @generators
end

#include ⇒ Object

Returns the value of attribute include.



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# File 'lib/jekyll/site.rb', line 5

def include
  @include
end

#keep_files ⇒ Object

Returns the value of attribute keep_files.



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# File 'lib/jekyll/site.rb', line 5

def keep_files
  @keep_files
end

#layouts ⇒ Object

Returns the value of attribute layouts.



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# File 'lib/jekyll/site.rb', line 5

def layouts
  @layouts
end

#limit_posts ⇒ Object

Returns the value of attribute limit_posts.



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# File 'lib/jekyll/site.rb', line 5

def limit_posts
  @limit_posts
end

#lsi ⇒ Object

Returns the value of attribute lsi.



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# File 'lib/jekyll/site.rb', line 5

def lsi
  @lsi
end

#pages ⇒ Object

Returns the value of attribute pages.



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# File 'lib/jekyll/site.rb', line 5

def pages
  @pages
end

#permalink_style ⇒ Object

Returns the value of attribute permalink_style.



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# File 'lib/jekyll/site.rb', line 5

def permalink_style
  @permalink_style
end

#plugins ⇒ Object

Returns the value of attribute plugins.



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# File 'lib/jekyll/site.rb', line 5

def plugins
  @plugins
end

#posts ⇒ Object

Returns the value of attribute posts.



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# File 'lib/jekyll/site.rb', line 5

def posts
  @posts
end

#pygments ⇒ Object

Returns the value of attribute pygments.



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# File 'lib/jekyll/site.rb', line 5

def pygments
  @pygments
end

#safe ⇒ Object

Returns the value of attribute safe.



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# File 'lib/jekyll/site.rb', line 5

def safe
  @safe
end

#show_drafts ⇒ Object

Returns the value of attribute show_drafts.



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# File 'lib/jekyll/site.rb', line 5

def show_drafts
  @show_drafts
end

#source ⇒ Object

Returns the value of attribute source.



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# File 'lib/jekyll/site.rb', line 5

def source
  @source
end

#static_files ⇒ Object

Returns the value of attribute static_files.



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# File 'lib/jekyll/site.rb', line 5

def static_files
  @static_files
end

#tags ⇒ Object

Returns the value of attribute tags.



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# File 'lib/jekyll/site.rb', line 5

def tags
  @tags
end

#time ⇒ Object

Returns the value of attribute time.



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# File 'lib/jekyll/site.rb', line 5

def time
  @time
end

Instance Method Details

#aggregate_post_info(post) ⇒ Object

Aggregate post information

post - The Post object to aggregate information for

Returns nothing



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# File 'lib/jekyll/site.rb', line 388

def aggregate_post_info(post)
  self.posts << post
  post.categories.each { |c| self.categories[c] << post }
  post.tags.each { |c| self.tags[c] << post }
end

#cleanup ⇒ Object

Remove orphaned files and empty directories in destination.

Returns nothing.



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# File 'lib/jekyll/site.rb', line 230

def cleanup
  # all files and directories in destination, including hidden ones
  dest_files = Set.new
  Dir.glob(File.join(self.dest, "**", "*"), File::FNM_DOTMATCH) do |file|
    if self.keep_files.length > 0
      dest_files << file unless file =~ /\/\.{1,2}$/ || file =~ keep_file_regex
    else
      dest_files << file unless file =~ /\/\.{1,2}$/
    end
  end

  # files to be written
  files = Set.new
  each_site_file { |item| files << item.destination(self.dest) }

  # adding files' parent directories
  dirs = Set.new
  files.each { |file| dirs << File.dirname(file) }
  files.merge(dirs)

  # files that are replaced by dirs should be deleted
  files_to_delete = Set.new
  dirs.each { |dir| files_to_delete << dir if File.file?(dir) }

  obsolete_files = dest_files - files + files_to_delete
  FileUtils.rm_rf(obsolete_files.to_a)
end

#each_site_file ⇒ Object 



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# File 'lib/jekyll/site.rb', line 407

def each_site_file
  %w(posts pages static_files).each do |type|
    self.send(type).each do |item|
      yield item
    end
  end
end

#filter_entries(entries) ⇒ Object

Filter out any files/directories that are hidden or backup files (start with “.” or “#” or end with “~”), or contain site content (start with “_”), or are excluded in the site configuration, unless they are web server files such as ‘.htaccess’.

entries - The Array of String file/directory entries to filter.

Returns the Array of filtered entries.



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# File 'lib/jekyll/site.rb', line 330

def filter_entries(entries)
  entries.reject do |e|
    unless self.include.glob_include?(e)
      ['.', '_', '#'].include?(e[0..0]) ||
      e[-1..-1] == '~' ||
      self.exclude.glob_include?(e) ||
      (File.symlink?(e) && self.safe)
    end
  end
end

#generate ⇒ Object

Run each of the Generators.

Returns nothing.



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# File 'lib/jekyll/site.rb', line 201

def generate
  self.generators.each do |generator|
    generator.generate(self)
  end
end

#get_entries(dir, subfolder) ⇒ Object

Read the entries from a particular directory for processing

dir - The String relative path of the directory to read subfolder - The String directory to read

Returns the list of entries to process



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# File 'lib/jekyll/site.rb', line 376

def get_entries(dir, subfolder)
  base = File.join(self.source, dir, subfolder)
  return [] unless File.exists?(base)
  entries = Dir.chdir(base) { filter_entries(Dir['**/*']) }
  entries.delete_if { |e| File.directory?(File.join(base, e)) }
end

#getConverterImpl(klass) ⇒ Object

Get the implementation class for the given Converter.

klass - The Class of the Converter to fetch.

Returns the Converter instance implementing the given Converter.



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# File 'lib/jekyll/site.rb', line 346

def getConverterImpl(klass)
  matches = self.converters.select { |c| c.class == klass }
  if impl = matches.first
    impl
  else
    raise "Converter implementation not found for #{klass}"
  end
end

#instantiate_subclasses(klass) ⇒ Object

Create array of instances of the subclasses of the class or module

passed in as argument.

klass - class or module containing the subclasses which should be

instantiated

Returns array of instances of subclasses of parameter



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# File 'lib/jekyll/site.rb', line 362

def instantiate_subclasses(klass)
  klass.subclasses.select do |c|
    !self.safe || c.safe
  end.sort.map do |c|
    c.new(self.config)
  end
end

#keep_file_regex ⇒ Object

Private: creates a regular expression from the keep_files array

Examples

['.git','.svn'] creates the following regex: /\/(\.git|\/.svn)/

Returns the regular expression



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# File 'lib/jekyll/site.rb', line 264

def keep_file_regex
  or_list = self.keep_files.join("|")
  pattern = "\/(#{or_list.gsub(".", "\.")})"
  Regexp.new pattern
end

#plugins_path ⇒ Object

Internal: Setup the plugin search path

Returns an Array of plugin search paths



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# File 'lib/jekyll/site.rb', line 97

def plugins_path
  if (config['plugins'] == Jekyll::Configuration::DEFAULTS['plugins'])
    [File.join(self.source, config['plugins'])]
  else
    Array(config['plugins']).map { |d| File.expand_path(d) }
  end
end

#post_attr_hash(post_attr) ⇒ Object

Construct a Hash of Posts indexed by the specified Post attribute.

post_attr - The String name of the Post attribute.

Examples

post_attr_hash('categories')
# => { 'tech' => [<Post A>, <Post B>],
#      'ruby' => [<Post B>] }

Returns the Hash: { attr => posts } where

attr  - One of the values for the requested attribute.
posts - The Array of Posts with the given attr value.



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# File 'lib/jekyll/site.rb', line 290

def post_attr_hash(post_attr)
  # Build a hash map based on the specified post attribute ( post attr =>
  # array of posts ) then sort each array in reverse order.
  hash = Hash.new { |hsh, key| hsh[key] = Array.new }
  self.posts.each { |p| p.send(post_attr.to_sym).each { |t| hash[t] << p } }
  hash.values.map { |sortme| sortme.sort! { |a, b| b <=> a } }
  hash
end

#process ⇒ Object

Public: Read, process, and write this Site to output.

Returns nothing.



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# File 'lib/jekyll/site.rb', line 40

def process
  self.reset
  self.read
  self.generate
  self.render
  self.cleanup
  self.write
end

#read ⇒ Object

Read Site data from disk and load it into internal data structures.

Returns nothing.



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# File 'lib/jekyll/site.rb', line 108

def read
  self.read_layouts
  self.read_directories
end

#read_directories(dir = '') ⇒ Object

Recursively traverse directories to find posts, pages and static files that will become part of the site according to the rules in filter_entries.

dir - The String relative path of the directory to read. Default: ”.

Returns nothing.



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# File 'lib/jekyll/site.rb', line 136

def read_directories(dir = '')
  base = File.join(self.source, dir)
  entries = Dir.chdir(base) { filter_entries(Dir.entries('.')) }

  self.read_posts(dir)
  self.read_drafts(dir) if self.show_drafts
  self.posts.sort!
  limit_posts! if limit_posts > 0 # limit the posts if :limit_posts option is set

  entries.each do |f|
    f_abs = File.join(base, f)
    if File.directory?(f_abs)
      f_rel = File.join(dir, f)
      read_directories(f_rel) unless self.dest.sub(/\/$/, '') == f_abs
    elsif has_yaml_header?(f_abs)
      pages << Page.new(self, self.source, dir, f)
    else
      static_files << StaticFile.new(self, self.source, dir, f)
    end
  end
end

#read_drafts(dir) ⇒ Object

Read all the files in <source>/<dir>/_drafts and create a new Post object with each one.

dir - The String relative path of the directory to read.

Returns nothing.



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# File 'lib/jekyll/site.rb', line 185

def read_drafts(dir)
  entries = get_entries(dir, '_drafts')

  # first pass processes, but does not yet render draft content
  entries.each do |f|
    if Draft.valid?(f)
      draft = Draft.new(self, self.source, dir, f)

      aggregate_post_info(draft)
    end
  end
end

#read_layouts ⇒ Object

Read all the files in <source>/<layouts> and create a new Layout object with each one.

Returns nothing.



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# File 'lib/jekyll/site.rb', line 117

def read_layouts
  base = File.join(self.source, self.config['layouts'])
  return unless File.exists?(base)
  entries = []
  Dir.chdir(base) { entries = filter_entries(Dir['*.*']) }

  entries.each do |f|
    name = f.split(".")[0..-2].join(".")
    self.layouts[name] = Layout.new(self, base, f)
  end
end

#read_posts(dir) ⇒ Object

Read all the files in <source>/<dir>/_posts and create a new Post object with each one.

dir - The String relative path of the directory to read.

Returns nothing.



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# File 'lib/jekyll/site.rb', line 164

def read_posts(dir)
  entries = get_entries(dir, '_posts')

  # first pass processes, but does not yet render post content
  entries.each do |f|
    if Post.valid?(f)
      post = Post.new(self, self.source, dir, f)

      if post.published && (self.future || post.date <= self.time)
        aggregate_post_info(post)
      end
    end
  end
end

#relative_permalinks_deprecation_method ⇒ Object 



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# File 'lib/jekyll/site.rb', line 394

def relative_permalinks_deprecation_method
  if config['relative_permalinks'] && !@deprecated_relative_permalinks
    $stderr.puts # Places newline after "Generating..."
    Jekyll.logger.warn "Deprecation:", "Starting in 1.1, permalinks for pages" +
                                        " in subfolders must be relative to the" +
                                        " site source directory, not the parent" +
                                        " directory. Check http://jekyllrb.com/docs/upgrading/"+
                                        " for more info."
    $stderr.print Jekyll.logger.formatted_topic("") + "..." # for "done."
    @deprecated_relative_permalinks = true
  end
end

#render ⇒ Object

Render the site to the destination.

Returns nothing.



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# File 'lib/jekyll/site.rb', line 210

def render
  payload = site_payload
  self.posts.each do |post|
    post.render(self.layouts, payload)
  end

  self.pages.each do |page|
    relative_permalinks_deprecation_method if page.uses_relative_permalinks
    page.render(self.layouts, payload)
  end

  self.categories.values.map { |ps| ps.sort! { |a, b| b <=> a } }
  self.tags.values.map { |ps| ps.sort! { |a, b| b <=> a } }
rescue Errno::ENOENT => e
  # ignore missing layout dir
end

#reset ⇒ Object

Reset Site details.

Returns nothing



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# File 'lib/jekyll/site.rb', line 52

def reset
  self.time            = if self.config['time']
                           Time.parse(self.config['time'].to_s)
                         else
                           Time.now
                         end
  self.layouts         = {}
  self.posts           = []
  self.pages           = []
  self.static_files    = []
  self.categories      = Hash.new { |hash, key| hash[key] = [] }
  self.tags            = Hash.new { |hash, key| hash[key] = [] }

  if self.limit_posts < 0
    raise ArgumentError, "limit_posts must be a non-negative number"
  end
end

#setup ⇒ Object

Load necessary libraries, plugins, converters, and generators.

Returns nothing.



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# File 'lib/jekyll/site.rb', line 73

def setup
  # Check that the destination dir isn't the source dir or a directory
  # parent to the source dir.
  if self.source =~ /^#{self.dest}/
    raise FatalException.new "Destination directory cannot be or contain the Source directory."
  end

  # If safe mode is off, load in any Ruby files under the plugins
  # directory.
  unless self.safe
    self.plugins.each do |plugins|
        Dir[File.join(plugins, "**/*.rb")].each do |f|
          require f
        end
    end
  end

  self.converters = instantiate_subclasses(Jekyll::Converter)
  self.generators = instantiate_subclasses(Jekyll::Generator)
end

#site_payload ⇒ Object

The Hash payload containing site-wide data.

Returns the Hash: { “site” => data } where data is a Hash with keys:

"time"       - The Time as specified in the configuration or the
               current time if none was specified.
"posts"      - The Array of Posts, sorted chronologically by post date
               and then title.
"pages"      - The Array of all Pages.
"html_pages" - The Array of HTML Pages.
"categories" - The Hash of category values and Posts.
               See Site#post_attr_hash for type info.
"tags"       - The Hash of tag values and Posts.
               See Site#post_attr_hash for type info.



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# File 'lib/jekyll/site.rb', line 312

def site_payload
  {"site" => self.config.merge({
      "time"       => self.time,
      "posts"      => self.posts.sort { |a, b| b <=> a },
      "pages"      => self.pages,
      "html_pages" => self.pages.reject { |page| !page.html? },
      "categories" => post_attr_hash('categories'),
      "tags"       => post_attr_hash('tags')})}
end

#write ⇒ Object

Write static files, pages, and posts.

Returns nothing.



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# File 'lib/jekyll/site.rb', line 273

def write
  each_site_file { |item| item.write(self.dest) }
end