module NoraMark
module Html
class Context
attr_accessor :title, :head_inserters, :lang, :stylesheets, :enable_pgroup, :render_parameter, :namespaces, :metas
def initialize(param = {})
@default_param = param
@head_inserters = []
@lang = param[:lang] || 'en'
@title = param[:title] || 'NoraMark generated document'
@stylesheets = param[:stylesheets] || []
@enable_pgroup = param[:enable_pgroup] || true
self.paragraph_style= param[:paragraph_style]
@pages = Pages.new(param[:sequence_format])
@metas = param[:metas] || []
@namespaces = {}
@render_parameter = {}
head_inserter do
ret = ""
@stylesheets.each do |s|
if s.is_a? String
ret << "\n"
elsif s.is_a? Array
ret << "\n"
else
raise "Can't use #{s} as a stylesheet"
end
end
ret << @metas.map do |meta|
""
end.join("\n")
ret
end
end
def file_basename=(name)
@pages.file_basename = name
end
def chop_last_space
@pages.last.sub!(/[[:space:]]+\Z/, '')
end
def paragraph_style=(style)
return if style.nil?
raise "paragrapy_style accepts only :default or :use_paragraph_group but is #{style}" if style != :default && style != :use_paragraph_group
@paragraph_style = style
end
def paragraph_style
if @paragraph_style
@paragraph_style
elsif @lang.split('-')[0] == 'ja'
:use_paragraph_group
else
:default
end
end
def head_inserter(&block)
head_inserters << block
end
def start_html(title = nil)
@title = title if !title.nil?
if @pages.size >0 && !@pages.last.frozen?
end_html
end
page = "\n"
page << "\n"
page << "\n"
page << "#{@title}\n"
@head_inserters.each {
|f|
page << f.call
}
page << "\n"
@pages << page
end
def end_html
return if @pages.size == 0
page = @pages.last
if !page.frozen?
page << "\n"
page.freeze
end
restore_metas
end
# save metadata written with Frontmatter Writer
def save_default_metas
@default_param[:stylesheets] ||= @stylesheets if !@stylesheets.nil? && @stylesheets.size > 0
@default_param[:title] ||= @title
@default_param[:lang] ||= @lang
@default_param[:paragraph_style] ||= @paragraph_style
@default_param[:namespaces] ||= @namespaces if !@namespaces.nil? && @namespaces.size > 0
@default_param[:metas] ||= @metas if !@metas.nil? && @metas.size > 0
end
def restore_metas
@stylesheets = @default_param[:stylesheets] || @stylesheets
@title = @default_param[:title] || @title
@lang = @default_param[:lang] || @lang
@paragraph_style = @default_param[:paragraph_style] || @paragraph_style
@namespaces = @default_param[:namespaces] || @namespaces
@metas = @default_param[:metas] || @metas
end
def <<(text)
if @pages.size == 0 || @pages.last.frozen?
start_html
end
@pages.last << text
end
def set_toc toc
@pages.set_toc toc
end
def result
if !@pages.last.frozen?
end_html
end
@pages
end
end
end
end