forked from jekyll/jekyll
/
page.rb
112 lines (94 loc) · 2.8 KB
/
page.rb
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module Jekyll
class Page
include Convertible
attr_accessor :site
attr_accessor :name, :ext, :basename
attr_accessor :data, :content, :output
# Initialize a new Page.
# +site+ is the Site
# +base+ is the String path to the <source>
# +dir+ is the String path between <source> and the file
# +name+ is the String filename of the file
#
# Returns <Page>
def initialize(site, base, dir, name)
@site = site
@base = base
@dir = dir
@name = name
self.process(name)
self.read_yaml(File.join(base, dir), name)
end
# The generated directory into which the page will be placed
# upon generation. This is derived from the permalink or, if
# permalink is absent, set to '/'
#
# Returns <String>
def dir
url[-1, 1] == '/' ? url : File.dirname(url)
end
# The full path and filename of the post.
# Defined in the YAML of the post body
# (Optional)
#
# Returns <String>
def permalink
self.data && self.data['permalink']
end
def template
if self.site.permalink_style == :pretty && !index?
"/:name/"
else
"/:name.html"
end
end
# The generated relative url of this page
# e.g. /about.html
#
# Returns <String>
def url
return permalink if permalink
@url ||= (ext == '.html') ? template.gsub(':name', basename) : "/#{name}"
end
# Extract information from the page filename
# +name+ is the String filename of the page file
#
# Returns nothing
def process(name)
self.ext = File.extname(name)
self.basename = name.split('.')[0..-2].first
end
# Add any necessary layouts to this post
# +layouts+ is a Hash of {"name" => "layout"}
# +site_payload+ is the site payload hash
#
# Returns nothing
def render(layouts, site_payload)
payload = {"page" => self.data}.deep_merge(site_payload)
do_layout(payload, layouts)
end
# Write the generated page file to the destination directory.
# +dest_prefix+ is the String path to the destination dir
# +dest_suffix+ is a suffix path to the destination dir
#
# Returns nothing
def write(dest_prefix, dest_suffix = nil)
dest = File.join(dest_prefix, @dir)
dest = File.join(dest, dest_suffix) if dest_suffix
FileUtils.mkdir_p(dest)
# The url needs to be unescaped in order to preserve the correct filename
path = File.join(dest, CGI.unescape(self.url))
if self.ext == '.html' && self.url[/\.html$/].nil?
FileUtils.mkdir_p(path)
path = File.join(path, "index.html")
end
File.open(path, 'w') do |f|
f.write(self.output)
end
end
private
def index?
basename == 'index'
end
end
end