[WIP] Feature/n triples edit

app/controllers/ntriple_controller.rb

@@ -0,0 +1,25 @@
+# frozen_string_literal: true
+
+# Controls the ntriple editing logic
+class NtripleController < AdminController
+
+  def edit
+    @term = params[:term_id]
+    @file = File.open("#{Settings.cache_dir}/ns/#{params[:term_id]}.nt", 'r').read
+  end
+
+  def update
+    binding.pry
+    reader = RDF::Reader.for(:ntriples).new(params[params["id"]]["ntriples"])
+    reader = reader.validate!
+    if reader.valid?
+      PreloadCache.write_triples(params[params["id"]]["ntriples"], params["id"])
+      # Commit triples to file and to BG
+      flash[:success] = "NTriples for #{ params["id"] } has been updated successfully"
+      redirect_to '/'
+    else
+      # Redirect back to form
+      redirect_to "/ntriples/#{params["id"]}"
+    end
+  end
+end

app/services/preload_cache.rb

@@ -7,6 +7,11 @@ def self.preload(term)
     write("#{Settings.cache_dir}/ns/#{term.id}.jsonld", term.full_graph.dump(:jsonld, standard_prefixes: true))
   end
 
+  def self.write_triples(triples, id)
+    FileUtils.mkdir_p("#{Settings.cache_dir}/ns/#{id}")
+    write("#{Settings.cache_dir}/ns/#{id}.nt", triples)
+  end
+
   private
 
   def self.write(path, content)

app/views/ntriple/edit.html.erb

@@ -0,0 +1,5 @@
+<%= simple_form_for(@term, :url => update_ntriples_path(:id => @term)) do |f| %>
+  <%= f.input 'ntriples', as: :text, input_html: { cols: 150, rows: 30, value: @file } %>
+
+  <%= f.submit %>
+<% end %>

app/views/terms/show.html.erb

@@ -22,6 +22,7 @@
       <%= link_to "Edit", edit_term_path(@term), { :class => 'btn btn-default' } %>
   <% end %>
   <%= link_to "Manage cache", cache_term_path(@term), { :class => 'btn btn-default' } %>
+  <%= link_to "Edit N-Triples", edit_ntriples_path(:term_id => @term.id), { :class => 'btn btn-default' } %>
 </div>
 
 <% if @term.term_id.hasParent? %>

config/routes.rb

@@ -29,6 +29,9 @@
   post 'predicates/*id/review_update', :to => "predicates#review_update", :as => "review_update_predicate"
   patch 'predicates/*id', :to => "predicates#update", :as => "update_predicate"
 
+  get 'ntriples/*term_id', :to => "ntriple#edit", :as => "edit_ntriples"
+  post 'ntriples/*term_id/update', :to => "ntriple#update", :as => "update_ntriples"
+
   resources :vocabularies, :only => [:index, :new, :create, :edit]
   get '/vocabularies/*vocabulary_id/new', :to => "terms#new", :as => "new_term"
   resources :predicates, :only => [:index, :new, :create, :edit]

spec/controllers/ntriple_controller_spec.rb

@@ -0,0 +1,5 @@
+require 'rails_helper'
+
+RSpec.describe NtripleController, type: :controller do
+
+end