openstreetmap-website/app/controllers/node_controller.rb
2006-08-18 18:23:30 +00:00

162 lines
3.5 KiB
Ruby

class NodeController < ApplicationController
require 'xml/libxml'
before_filter :authorize
def create
if request.put?
p = XML::Parser.new
p.string = request.raw_post
doc = p.parse
doc.find('//osm/node').each do |pt|
lat = pt['lat'].to_f
lon = pt['lon'].to_f
node_id = pt['id'].to_i
if lat > 90 or lat < -90 or lon > 180 or lon < -180 or node_id != 0
render :nothing => true, :status => 400 # BAD REQUEST
return
end
tags = []
pt.find('tag').each do |tag|
tags << [tag['k'],tag['v']]
end
tags = tags.collect { |k,v| "#{k}=#{v}" }.join(';')
tags = '' if tags.nil?
now = Time.now
node = Node.new
node.latitude = lat
node.longitude = lon
node.visible = 1
node.tags = tags
node.timestamp = now
node.user_id = @user.id
#FIXME add a node to the old nodes table too
if node.save
render :text => node.id
else
render :nothing => true, :status => 500
end
return
end
end
render :nothing => true, :status => 400 # if we got here the doc didnt parse
end
def rest
unless Node.exists?(params[:id])
render :nothing => true, :status => 400
return
end
node = Node.find(params[:id])
case request.method
when :get
doc = XML::Document.new
doc.encoding = "UTF-8"
root = XML::Node.new 'osm'
root['version'] = '0.4'
root['generator'] = 'OpenStreetMap server'
doc.root = root
el1 = XML::Node.new 'node'
el1['id'] = node.id.to_s
el1['lat'] = node.latitude.to_s
el1['lon'] = node.longitude.to_s
split_tags(el1, node.tags)
el1['visible'] = node.visible.to_s
el1['timestamp'] = node.timestamp.xmlschema
root << el1
render :text => doc.to_s
when :delete
#
# DELETE
#
if node.visible
node.visible = 0
node.save
render :nothing => true
else
render :nothing => true, :status => 410
end
when :put
#
# PUT
#
p = XML::Parser.new
p.string = request.raw_post
doc = p.parse
doc.find('//osm/node').each do |pt|
lat = pt['lat'].to_f
lon = pt['lon'].to_f
node_id = pt['id'].to_i
if lat > 90 or lat < -90 or lon > 180 or lon < -180 or node_id != params[:id]
render :nothing => true, :status => 400
return
end
tags = []
pt.find('tag').each do |tag|
tags << [tag['k'],tag['v']]
end
tags = tags.collect { |k,v| "#{k}=#{v}" }.join(';')
tags = '' if tags.nil?
now = Time.now
node.latitude = lat
node.longitude = lon
node.visible = 1
node.tags = tags
node.timestamp = now
node.user_id = @user.id
#FIXME add a node to the old nodes table too
if node.save
render :text => node.id
else
render :nothing => true, :status => 500
end
end
end
end
private
def split_tags(el, tags)
tags.split(';').each do |tag|
parts = tag.split('=')
key = ''
val = ''
key = parts[0].strip unless parts[0].nil?
val = parts[1].strip unless parts[1].nil?
if key != '' && val != ''
el2 = Node.new('tag')
el2['k'] = key.to_s
el2['v'] = val.to_s
el << el2
end
end
end
end