mirror of
https://github.com/codeninjasllc/discourse.git
synced 2024-12-21 21:12:39 -05:00
58 lines
1.6 KiB
Ruby
58 lines
1.6 KiB
Ruby
require_dependency 'oneboxer/handlebars_onebox'
|
|
|
|
module Oneboxer
|
|
class WikipediaOnebox < HandlebarsOnebox
|
|
|
|
matcher /^https?:\/\/.*wikipedia\.(com|org)\/.*$/
|
|
favicon 'wikipedia.png'
|
|
|
|
def template
|
|
template_path('simple_onebox')
|
|
end
|
|
|
|
def translate_url
|
|
m = @url.match(/^https?:\/\/((?<subdomain>.+)\.)?wikipedia\.(com|org)\/wiki\/(?<identifier>[^#\/]+)/mi)
|
|
subdomain = m[:subdomain] || "en"
|
|
article_id = CGI::unescape(m[:identifier])
|
|
"http://#{subdomain}.m.wikipedia.org/w/index.php?title=#{URI::encode(article_id)}"
|
|
end
|
|
|
|
def parse(data)
|
|
|
|
html_doc = Nokogiri::HTML(data)
|
|
|
|
result = {}
|
|
|
|
title = html_doc.at('title').inner_html
|
|
result[:title] = title.gsub!(/ - Wikipedia.*$/, '') if title.present?
|
|
|
|
# get the first image > 150 pix high
|
|
images = html_doc.search("img").select { |img| img['height'].to_i > 150 }
|
|
|
|
result[:image] = "http:#{images[0]["src"]}" unless images.empty?
|
|
|
|
# remove the table from mobile layout, as it can contain paras in some rare cases
|
|
html_doc.search("table").remove
|
|
|
|
# get all the paras
|
|
paras = html_doc.search("p")
|
|
text = ""
|
|
|
|
unless paras.empty?
|
|
cnt = 0
|
|
while text.length < MAX_TEXT && cnt <= 3
|
|
text << " " unless cnt == 0
|
|
paragraph = paras[cnt].inner_text[0..MAX_TEXT]
|
|
paragraph.gsub!(/\[\d+\]/mi, "")
|
|
text << paragraph
|
|
cnt += 1
|
|
end
|
|
end
|
|
|
|
text = "#{text[0..MAX_TEXT]}..." if text.length > MAX_TEXT
|
|
result[:text] = text
|
|
result
|
|
end
|
|
|
|
end
|
|
end
|