Move node/way/relation/old_* controllers into the api namespace

[rails.git] / app / controllers / api / nodes_controller.rb

diff --git a/app/controllers/api/nodes_controller.rb b/app/controllers/api/nodes_controller.rb
new file mode 100644 (file)
index 0000000..4e46b38
--- /dev/null
+++ b/app/controllers/api/nodes_controller.rb
@@ -0,0 +1,83 @@
+# The NodeController is the RESTful interface to Node objects
+
+module Api
+  class NodesController < ApplicationController
+    require "xml/libxml"
+
+    skip_before_action :verify_authenticity_token
+    before_action :authorize, :only => [:create, :update, :delete]
+    before_action :api_deny_access_handler
+
+    authorize_resource
+
+    before_action :require_public_data, :only => [:create, :update, :delete]
+    before_action :check_api_writable, :only => [:create, :update, :delete]
+    before_action :check_api_readable, :except => [:create, :update, :delete]
+    around_action :api_call_handle_error, :api_call_timeout
+
+    # Create a node from XML.
+    def create
+      assert_method :put
+
+      node = Node.from_xml(request.raw_post, true)
+
+      # Assume that Node.from_xml has thrown an exception if there is an error parsing the xml
+      node.create_with_history current_user
+      render :plain => node.id.to_s
+    end
+
+    # Dump the details on a node given in params[:id]
+    def show
+      node = Node.find(params[:id])
+
+      response.last_modified = node.timestamp
+
+      if node.visible
+        render :xml => node.to_xml.to_s
+      else
+        head :gone
+      end
+    end
+
+    # Update a node from given XML
+    def update
+      node = Node.find(params[:id])
+      new_node = Node.from_xml(request.raw_post)
+
+      raise OSM::APIBadUserInput, "The id in the url (#{node.id}) is not the same as provided in the xml (#{new_node.id})" unless new_node && new_node.id == node.id
+
+      node.update_from(new_node, current_user)
+      render :plain => node.version.to_s
+    end
+
+    # Delete a node. Doesn't actually delete it, but retains its history
+    # in a wiki-like way. We therefore treat it like an update, so the delete
+    # method returns the new version number.
+    def delete
+      node = Node.find(params[:id])
+      new_node = Node.from_xml(request.raw_post)
+
+      raise OSM::APIBadUserInput, "The id in the url (#{node.id}) is not the same as provided in the xml (#{new_node.id})" unless new_node && new_node.id == node.id
+
+      node.delete_with_history!(new_node, current_user)
+      render :plain => node.version.to_s
+    end
+
+    # Dump the details on many nodes whose ids are given in the "nodes" parameter.
+    def index
+      raise OSM::APIBadUserInput, "The parameter nodes is required, and must be of the form nodes=id[,id[,id...]]" unless params["nodes"]
+
+      ids = params["nodes"].split(",").collect(&:to_i)
+
+      raise OSM::APIBadUserInput, "No nodes were given to search for" if ids.empty?
+
+      doc = OSM::API.new.get_xml_doc
+
+      Node.find(ids).each do |node|
+        doc.root << node.to_xml_node
+      end
+
+      render :xml => doc.to_s
+    end
+  end
+end