130 lines
4.4 KiB
Ruby
130 lines
4.4 KiB
Ruby
module Onebox
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module Engine
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class DiscourseLocalOnebox
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include Engine
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# Use this onebox before others
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def self.priority
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1
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end
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def self.===(other)
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url = other.to_s
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return false unless url[Discourse.base_url]
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route = Discourse.route_for(url)
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!!(route[:controller] =~ /topics|uploads|users/)
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rescue ActionController::RoutingError
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false
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end
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def to_html
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uri = URI(@url)
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path = uri.path || ""
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route = Discourse.route_for(uri)
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case route[:controller]
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when "uploads" then upload_html(path)
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when "topics" then topic_html(route)
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when "users" then user_html(route)
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end
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end
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private
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def upload_html(path)
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case File.extname(path)
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when /^\.(mov|mp4|webm|ogv)$/i
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"<video width='100%' height='100%' controls><source src='#{@url}'><a href='#{@url}'>#{@url}</a></video>"
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when /^\.(mp3|ogg|wav|m4a)$/i
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"<audio controls><source src='#{@url}'><a href='#{@url}'>#{@url}</a></audio>"
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end
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end
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def topic_html(route)
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link = "<a href='#{@url}'>#{@url}</a>"
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source_topic_id = @url[/[&?]source_topic_id=(\d+)/, 1].to_i
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source_topic = Topic.find_by(id: source_topic_id) if source_topic_id > 0
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if route[:post_number].present? && route[:post_number].to_i > 1
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post = Post.find_by(topic_id: route[:topic_id], post_number: route[:post_number])
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return link unless can_see_post?(post, source_topic)
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topic = post.topic
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slug = Slug.for(topic.title)
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excerpt = post.excerpt(SiteSetting.post_onebox_maxlength)
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excerpt.gsub!(/[\r\n]+/, " ")
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excerpt.gsub!("[/quote]", "[quote]") # don't break my quote
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quote = "[quote=\"#{post.user.username}, topic:#{topic.id}, slug:#{slug}, post:#{post.post_number}\"]\n#{excerpt}\n[/quote]"
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args = {}
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args[:topic_id] = source_topic_id if source_topic_id > 0
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PrettyText.cook(quote, args)
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else
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topic = Topic.find_by(id: route[:topic_id])
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return link unless can_see_topic?(topic, source_topic)
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first_post = topic.ordered_posts.first
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args = {
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topic_id: topic.id,
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avatar: PrettyText.avatar_img(topic.user.avatar_template, "tiny"),
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original_url: @url,
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title: PrettyText.unescape_emoji(CGI::escapeHTML(topic.title)),
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category_html: CategoryBadge.html_for(topic.category),
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quote: first_post.excerpt(SiteSetting.post_onebox_maxlength),
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}
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template = File.read("#{Rails.root}/lib/onebox/templates/discourse_topic_onebox.hbs")
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Mustache.render(template, args)
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end
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end
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def user_html(route)
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link = "<a href='#{@url}'>#{@url}</a>"
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username = route[:username] || ''
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user = User.find_by(username_lower: username.downcase)
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if user
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args = {
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user_id: user.id,
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username: user.username,
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avatar: PrettyText.avatar_img(user.avatar_template, "extra_large"),
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name: user.name,
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bio: user.user_profile.bio_excerpt(230),
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location: user.user_profile.location,
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joined: I18n.t('joined'),
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created_at: user.created_at.strftime(I18n.t('datetime_formats.formats.date_only')),
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website: user.user_profile.website,
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website_name: UserSerializer.new(user).website_name,
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original_url: @url
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}
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template = File.read("#{Rails.root}/lib/onebox/templates/discourse_user_onebox.hbs")
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Mustache.render(template, args)
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else
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return link
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end
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end
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def can_see_post?(post, source_topic)
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return false if post.nil? || post.hidden || post.trashed? || post.topic.nil?
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Guardian.new.can_see_post?(post) || same_category?(post.topic.category, source_topic)
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end
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def can_see_topic?(topic, source_topic)
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return false if topic.nil? || topic.trashed? || topic.private_message?
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Guardian.new.can_see_topic?(topic) || same_category?(topic.category, source_topic)
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end
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def same_category?(category, source_topic)
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source_topic.try(:category_id) == category.try(:id)
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end
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end
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end
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end
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