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[rails.git] / app / controllers / node_controller.rb

diff --git a/app/controllers/node_controller.rb b/app/controllers/node_controller.rb
index f1ee8f66b413820f724b963cc0983baa5d5772b4..eeaba6199a9ad346970e0688e7bcd70907534045 100644 (file)
--- a/app/controllers/node_controller.rb
+++ b/app/controllers/node_controller.rb
@@ -5,81 +5,66 @@ class NodeController < ApplicationController
 
   session :off
   before_filter :authorize, :only => [:create, :update, :delete]
-  before_filter :check_write_availability, :only => [:create, :update, :delete]
-  before_filter :check_read_availability, :except => [:create, :update, :delete]
+  before_filter :require_public_data, :only => [:create, :update, :delete]
+  before_filter :check_api_writable, :only => [:create, :update, :delete]
+  before_filter :check_api_readable, :except => [:create, :update, :delete]
   after_filter :compress_output
+  around_filter :api_call_handle_error, :api_call_timeout
 
   # Create a node from XML.
   def create
-    if request.put?
-      node = Node.from_xml(request.raw_post, true)
+    assert_method :put
 
-      if node
-        node.version = 0
-        node.user_id = @user.id
-        node.visible = true
-        node.save_with_history!
+    node = Node.from_xml(request.raw_post, true)
 
-        render :text => node.id.to_s, :content_type => "text/plain"
-      else
-        render :nothing => true, :status => :bad_request
-      end
+    if node
+      node.create_with_history @user
+      render :text => node.id.to_s, :content_type => "text/plain"
     else
-      render :nothing => true, :status => :method_not_allowed
+      raise OSM::APIBadXMLError.new(:node, request.raw_post)
     end
   end
 
   # Dump the details on a node given in params[:id]
   def read
-    begin
-      node = Node.find(params[:id])
-      if node.visible
-        response.headers['Last-Modified'] = node.timestamp.rfc822
-        render :text => node.to_xml.to_s, :content_type => "text/xml"
-       else
-        render :text => "", :status => :gone
-      end
-    rescue ActiveRecord::RecordNotFound
-      render :nothing => true, :status => :not_found
+    node = Node.find(params[:id])
+    if node.visible?
+      response.headers['Last-Modified'] = node.timestamp.rfc822
+      render :text => node.to_xml.to_s, :content_type => "text/xml"
+    else
+      render :text => "", :status => :gone
     end
   end
-
+  
   # Update a node from given XML
   def update
-    begin
-      node = Node.find(params[:id])
-      new_node = Node.from_xml(request.raw_post)
-
-      if new_node and new_node.id == node.id
-        node.update_from(new_node, @user)
-        render :text => node.version.to_s, :content_type => "text/plain"
-      else
-        render :nothing => true, :status => :bad_request
-      end
-    rescue OSM::APIVersionMismatchError => ex
-      render :text => "Version mismatch: Provided " + ex.provided.to_s +
-       ", server had: " + ex.latest.to_s, :status => :bad_request
-    rescue ActiveRecord::RecordNotFound
-      render :nothing => true, :status => :not_found
+    node = Node.find(params[:id])
+    new_node = Node.from_xml(request.raw_post)
+    
+    if new_node and new_node.id == node.id
+      node.update_from(new_node, @user)
+      render :text => node.version.to_s, :content_type => "text/plain"
+    else
+      render :nothing => true, :status => :bad_request
     end
   end
 
-  # Delete a node. Doesn't actually delete it, but retains its history in a wiki-like way.
-  # FIXME remove all the fricking SQL
+  # 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
-    begin
-      node = Node.find(params[:id])
-      node.delete_with_history(@user)
-    rescue ActiveRecord::RecordNotFound
-      render :nothing => true, :status => :not_found
-    rescue OSM::APIAlreadyDeletedError
-      render :text => "", :status => :gone
-    rescue OSM::APIPreconditionFailedError
-      render :text => "", :status => :precondition_failed
+    node = Node.find(params[:id])
+    new_node = Node.from_xml(request.raw_post)
+    
+    if new_node and new_node.id == node.id
+      node.delete_with_history!(new_node, @user)
+      render :text => node.version.to_s, :content_type => "text/plain"
+    else
+      render :nothing => true, :status => :bad_request
     end
   end
 
-  # WTF does this do?
+  # Dump the details on many nodes whose ids are given in the "nodes" parameter.
   def nodes
     ids = params['nodes'].split(',').collect { |n| n.to_i }