X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/aa4205482a4af317ec26fc686793b57f02a6864a..9dd5dabf869e76cc00698e12b284400e570098c0:/lib/rich_text.rb
diff --git a/lib/rich_text.rb b/lib/rich_text.rb
index ec5e9e473..7325a2a28 100644
--- a/lib/rich_text.rb
+++ b/lib/rich_text.rb
@@ -1,28 +1,48 @@
module RichText
def self.new(format, text)
case format
- when "html"; HTML.new(text || "")
- when "markdown"; Markdown.new(text || "")
- else; nil
+ when "html" then HTML.new(text || "")
+ when "markdown" then Markdown.new(text || "")
+ when "text" then Text.new(text || "")
end
end
- class HTML < String
+ class SimpleFormat
include ActionView::Helpers::TextHelper
- include ActionView::Helpers::TagHelper
+ include ActionView::Helpers::OutputSafetyHelper
- def to_html
- linkify(sanitize(simple_format(self)))
+ def sanitize(text)
+ Sanitize.clean(text, Sanitize::Config::OSM).html_safe
end
+ end
- def to_text
- self
+ class Base < String
+ include ActionView::Helpers::TagHelper
+
+ def spam_score
+ link_count = 0
+ link_size = 0
+
+ doc = Nokogiri::HTML(to_html)
+
+ if doc.content.length > 0
+ doc.xpath("//a").each do |link|
+ link_count += 1
+ link_size += link.content.length
+ end
+
+ link_proportion = link_size.to_f / doc.content.length.to_f
+ else
+ link_proportion = 0
+ end
+
+ [link_proportion - 0.2, 0.0].max * 200 + link_count * 40
end
- private
+ protected
- def sanitize(text)
- Sanitize.clean(text, Sanitize::Config::OSM).html_safe
+ def simple_format(text)
+ SimpleFormat.new.simple_format(text)
end
def linkify(text)
@@ -34,24 +54,61 @@ module RichText
end
end
- class Markdown < String
+ class HTML < Base
def to_html
- html_parser.render(self).html_safe
+ linkify(sanitize(simple_format(self)))
end
def to_text
- self
+ to_s
end
- private
+ private
- def html_parser
- @@html_renderer ||= Redcarpet::Render::XHTML.new({
- :filter_html => true, :safe_links_only => true
- })
- @@html_parser ||= Redcarpet::Markdown.new(@@html_renderer, {
- :no_intra_emphasis => true, :autolink => true, :space_after_headers => true
- })
+ def sanitize(text)
+ Sanitize.clean(text, Sanitize::Config::OSM).html_safe
+ end
+ end
+
+ class Markdown < Base
+ def to_html
+ Markdown.html_parser.render(self).html_safe
+ end
+
+ def to_text
+ to_s
+ end
+
+ def self.html_renderer
+ @html_renderer ||= Renderer.new(:filter_html => true, :safe_links_only => true)
+ end
+
+ def self.html_parser
+ @html_parser ||= Redcarpet::Markdown.new(html_renderer, :no_intra_emphasis => true, :autolink => true, :space_after_headers => true)
+ end
+
+ class Renderer < Redcarpet::Render::XHTML
+ def link(link, _title, alt_text)
+ "#{alt_text}"
+ end
+
+ def autolink(link, link_type)
+ if link_type == :email
+ "#{link}"
+ else
+ "#{link}"
+ end
+ end
+ end
+ end
+
+ class Text < Base
+ def to_html
+ linkify(simple_format(ERB::Util.html_escape(self)))
+ end
+
+ def to_text
+ to_s
end
end
end