engine/app/models/locomotive/extensions/page/render.rb
2012-04-06 12:23:11 +02:00

80 lines
2.3 KiB
Ruby

module Locomotive
module Extensions
module Page
module Render
extend ActiveSupport::Concern
def render(context)
self.template.render(context)
end
module ClassMethods
# Given both a site and a path, this method retrieves
# the matching page if it exists.
# If the found page owns wildcards in its fullpath, then
# assigns the value for each wildcard and store the result within the page.
#
# @param [ Site ] site The site where to find the page
# @param [ String ] path The fullpath got from the request
# @param [ Boolean ] logged_in True if someone is logged in Locomotive
#
# @return [ Page ] The page matching the criteria OR the 404 one if none
#
def fetch_page_from_path(site, path, logged_in)
page = nil
depth = path == 'index' ? 0 : path.split('/').size
matching_paths = path == 'index' ? %w(index) : path_combinations(path)
site.pages.where(:depth => depth, :fullpath.in => matching_paths).each do |_page|
if !_page.published? && !logged_in
next
else
_page.match_wildcards(path)
end
page = _page
break
end
page || site.pages.not_found.published.first
end
# Calculate all the combinations possible based on the
# fact that one of the segment of the path could be
# a wildcard.
#
# @param [ String ] path The path to the page
#
# @return [ Array ] An array of all the combinations
#
def path_combinations(path)
_path_combinations(path.split('/'))
end
#:nodoc:
def _path_combinations(segments)
return nil if segments.empty?
segment = segments.shift
[segment, '*'].map do |_segment|
if (_combinations = _path_combinations(segments.clone))
[*_combinations].map do |_combination|
File.join(_segment, _combination)
end
else
[_segment]
end
end.flatten
end
end
end
end
end
end