Unverified Commit 6f812a5b authored by cmrd Senya's avatar cmrd Senya Committed by Benjamin Neff
Browse files

Add LinksController 

LinksController redirects requests for provided diaspora:// links to
respective entities urls.
parent 2e0b3826

app/controllers/links_controller.rb

0 → 100644
+16 −0
Original line number Original line Diff line number Diff line 
# frozen_string_literal: true



class LinksController < ApplicationController

  def resolve

    entity = DiasporaLinkService.new(query).find_or_fetch_entity

    raise ActiveRecord::RecordNotFound if entity.nil?



    redirect_to url_for(entity)

  end



  private



  def query

    @query ||= params.fetch(:q)

  end

end

app/models/reference.rb

+1 −2
Original line number Original line Diff line number Diff line
@@ -22,8 +22,7 @@ class Reference < ApplicationRecord 
    private

    private





    def add_reference(author, type, guid)

    def add_reference(author, type, guid)

      class_name = DiasporaFederation::Entity.entity_class(type).to_s.rpartition("::").last

      entity = Diaspora::EntityFinder.new(type, guid).find

      entity = Diaspora::Federation::Mappings.model_class_for(class_name).find_by(guid: guid)

      references.find_or_create_by(target: entity) if entity&.diaspora_handle == author

      references.find_or_create_by(target: entity) if entity&.diaspora_handle == author

    rescue => e # rubocop:disable Lint/RescueWithoutErrorClass

    rescue => e # rubocop:disable Lint/RescueWithoutErrorClass

      logger.warn "ignoring invalid diaspora-url: diaspora://#{author}/#{type}/#{guid}: #{e.class}: #{e.message}"

      logger.warn "ignoring invalid diaspora-url: diaspora://#{author}/#{type}/#{guid}: #{e.class}: #{e.message}"

app/services/diaspora_link_service.rb

0 → 100644
+45 −0
Original line number Original line Diff line number Diff line 
# frozen_string_literal: true



# Encapsulates logic of processing diaspora:// links

class DiasporaLinkService

  attr_reader :type, :author, :guid



  def initialize(link)

    @link = link.dup

    parse

  end



  def find_or_fetch_entity

    entity_finder.find || fetch_entity

  end



  private



  attr_accessor :link



  def fetch_entity

    DiasporaFederation::Federation::Fetcher.fetch_public(author, type, guid)

    entity_finder.find

  rescue DiasporaFederation::Federation::Fetcher::NotFetchable

    nil

  end



  def entity_finder

    @entity_finder ||= Diaspora::EntityFinder.new(type, guid)

  end



  def normalize

    link.gsub!(%r{^web\+diaspora://}, "diaspora://") ||

      link.gsub!(%r{^//}, "diaspora://") ||

      %r{^diaspora://}.match(link) ||

      self.link = "diaspora://#{link}"

  end



  def parse

    normalize

    match = DiasporaFederation::Federation::DiasporaUrlParser::DIASPORA_URL_REGEX.match(link)

    @author = match[1]

    @type = match[2]

    @guid = match[3]

  end

end

config/routes.rb

+2 −0
Original line number Original line Diff line number Diff line
@@ -74,6 +74,8 @@ Rails.application.routes.draw do 
	#Search

	#Search

	get 'search' => "search#search"

	get 'search' => "search#search"





  get "link" => "links#resolve"



  resources :conversations, except: %i(edit update destroy)  do

  resources :conversations, except: %i(edit update destroy)  do

    resources :messages, only: %i(create)

    resources :messages, only: %i(create)

    delete 'visibility' => 'conversation_visibilities#destroy'

    delete 'visibility' => 'conversation_visibilities#destroy'

lib/diaspora/entity_finder.rb

0 → 100644
+22 −0
Original line number Original line Diff line number Diff line 
# frozen_string_literal: true



module Diaspora

  class EntityFinder

    def initialize(type, guid)

      @type = type

      @guid = guid

    end



    def class_name

      @class_name ||= DiasporaFederation::Entity.entity_class(type).to_s.rpartition("::").last

    end



    def find

      Diaspora::Federation::Mappings.model_class_for(class_name).find_by(guid: guid)

    end



    private



    attr_reader :type, :guid

  end

end