discourse/lib/onebox/engine/discourse_local_onebox.rb
2014-01-29 14:14:07 -05:00

85 lines
3.1 KiB
Ruby

module Onebox
module Engine
class DiscourseLocalOnebox
include Engine
matches_regexp Regexp.new("^#{Discourse.base_url.gsub(".","\\.")}.*$", true)
def to_html
uri = URI::parse(@url)
route = Rails.application.routes.recognize_path(uri.path)
args = {original_url: @url}
# Figure out what kind of onebox to show based on the URL
case route[:controller]
when 'topics'
linked = "<a href='#{@url}'>#{@url}</a>"
if route[:post_number].present? && route[:post_number].to_i > 1
# Post Link
post = Post.where(topic_id: route[:topic_id], post_number: route[:post_number].to_i).first
return linked unless post
return linked unless Guardian.new.can_see?(post)
topic = post.topic
slug = Slug.for(topic.title)
excerpt = post.excerpt(SiteSetting.post_onebox_maxlength)
excerpt.gsub!("\n"," ")
# hack to make it render for now
excerpt.gsub!("[/quote]", "[quote]")
quote = "[quote=\"#{post.user.username}, topic:#{topic.id}, slug:#{slug}, post:#{post.post_number}\"]#{excerpt}[/quote]"
cooked = PrettyText.cook(quote)
return cooked
else
# Topic Link
topic = Topic.where(id: route[:topic_id].to_i).includes(:user).first
return linked unless topic
return linked unless Guardian.new.can_see?(topic)
post = topic.posts.first
posters = topic.posters_summary.map do |p|
{
username: p[:user].username,
avatar: PrettyText.avatar_img(p[:user].avatar_template, 'tiny'),
description: p[:description],
extras: p[:extras]
}
end
category = topic.category
if category
category = "<a href=\"/category/#{category.slug}\" class=\"badge badge-category\" style=\"background-color: ##{category.color}; color: ##{category.text_color}\">#{category.name}</a>"
end
quote = post.excerpt(SiteSetting.post_onebox_maxlength)
args.merge! title: topic.title,
avatar: PrettyText.avatar_img(topic.user.avatar_template, 'tiny'),
posts_count: topic.posts_count,
last_post: FreedomPatches::Rails4.time_ago_in_words(topic.last_posted_at, false, scope: :'datetime.distance_in_words_verbose'),
age: FreedomPatches::Rails4.time_ago_in_words(topic.created_at, false, scope: :'datetime.distance_in_words_verbose'),
views: topic.views,
posters: posters,
quote: quote,
category: category,
topic: topic.id
@template = 'topic'
end
end
return nil unless @template
Mustache.render(File.read("#{Rails.root}/lib/onebox/templates/discourse_#{@template}_onebox.handlebars"), args)
rescue ActionController::RoutingError
nil
end
end
end
end