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|
# amp.rb
#
# generate AMP style HTML
#
# Copyright (c) 2016 MATSUOKA Kohei
# Distributed under the GPL2 or any later version.
#
module AMP
def amp_header_procs
@amp_header_procs ||= []
end
def amp_body_enter_procs
@amp_body_enter_procs ||= []
end
def add_amp_header_proc(&block)
amp_header_procs << block if block_given?
end
def add_amp_body_enter_proc(&block)
amp_body_enter_procs << block if block_given?
end
def amp_header_proc
amp_header_procs.map{|proc| proc.call }.join("\n")
end
def amp_body_enter_proc
amp_body_enter_procs.map {|proc| proc.call }.join("\n")
end
end
extend AMP
add_header_proc do
if @mode == 'day'
begin
diary = @diaries[@date.strftime('%Y%m%d')]
%Q|<link rel="amphtml" href="#{amp_html_url(diary)}">|
rescue NoMethodError
''
end
end
end
add_content_proc('amp') do |date|
begin
diary = @diaries[date]
template = File.read(File.join(TDiary::root, "views/amp.rhtml"))
ERB.new(template).result(binding)
rescue NoMethodError
raise TDiary::NotFound
end
end
def amp_body(diary)
apply_plugin(diary.to_html)
.gsub(/<img\s/, '<amp-img layout="responsive" ')
.gsub(/<script[^<]+<\/script>/, '')
end
def amp_canonical_url(diary)
URI.join(@conf.base_url, anchor(diary.date.strftime('%Y%m%d')))
end
def amp_day_title(diary)
title_proc(Time::at(@date.to_i), diary.title)
end
def amp_html_url(diary)
uri = amp_canonical_url(diary)
uri.query = [uri.query, "plugin=amp"].compact.join '&'
uri
end
def amp_style
base_css = amp_base_css
theme_css = amp_theme_css
.gsub(/^@charset.*$/, '')
.gsub(/!important/, '')
<<-EOL
#{base_css}
#{theme_css}
EOL
end
def amp_base_css
base_css_path = theme_paths_local.map {|path|
File.join(File.dirname(path), "base.css")
}.find {|path|
File.exist?(path)
}
base_css_path ? File.read(base_css_path) : ''
end
def amp_theme_css
_, location, theme = @conf.theme.match(%r|(\w+)/(\w+)|).to_a
case location
when 'online'
require 'uri'
require 'open-uri'
uri = URI.parse(theme_url_online(theme))
uri.scheme ||= 'https'
URI.parse(uri.to_s).read
when 'local'
theme_path = theme_paths_local.map {|path|
File.join(File.dirname(path), "#{theme}/#{theme}.css")
}.find {|path|
File.exist?(path)
}
theme_path ? File.read(theme_path) : ''
end
end
def amp_title
@conf.html_title
end
|
