138 lines
3.4 KiB
Ruby
138 lines
3.4 KiB
Ruby
class WayController < ApplicationController
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require 'xml/libxml'
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before_filter :authorize
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after_filter :compress_output
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def create
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response.headers["Content-Type"] = 'text/xml'
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if request.put?
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way = Way.from_xml(request.raw_post, true)
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if way
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way.user_id = @user.id
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unless way.preconditions_ok? # are the segments (and their nodes) visible?
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render :nothing => true, :status => HTTP_PRECONDITION_FAILED
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return
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end
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if way.save_with_history
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render :text => way.id.to_s
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else
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render :nothing => true, :status => 500
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end
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return
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else
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render :nothing => true, :status => 400 # if we got here the doc didnt parse
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return
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end
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end
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render :nothing => true, :status => 500 # something went very wrong
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end
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def full
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unless Way.exists?(params[:id])
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render :nothing => true, :status => 404
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return
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end
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way = Way.find(params[:id])
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unless way.visible
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render :nothing => true, :status => 410
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return
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end
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# In future, we might want to do all the data fetch in one step
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seg_ids = way.segs + [-1]
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segments = Segment.find_by_sql "select * from current_segments where visible = 1 and id IN (#{seg_ids.join(',')})"
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node_ids = segments.collect {|segment| segment.node_a }
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node_ids += segments.collect {|segment| segment.node_b }
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node_ids += [-1]
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nodes = Node.find(:all, :conditions => "visible = 1 AND id IN (#{node_ids.join(',')})")
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# Render
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doc = OSM::API.new.get_xml_doc
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nodes.each do |node|
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doc.root << node.to_xml_node()
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end
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segments.each do |segment|
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doc.root << segment.to_xml_node()
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end
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doc.root << way.to_xml_node()
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render :text => doc.to_s
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end
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def rest
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response.headers["Content-Type"] = 'text/xml'
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unless Way.exists?(params[:id])
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render :nothing => true, :status => 404
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return
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end
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way = Way.find(params[:id])
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case request.method
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when :get
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unless way.visible
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render :nothing => true, :status => 410
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return
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end
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render :text => way.to_xml.to_s
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when :delete
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if way.visible
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way.visible = false
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way.save_with_history
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render :nothing => true
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else
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render :nothing => true, :status => 410
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end
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when :put
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new_way = Way.from_xml(request.raw_post)
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if new_way
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unless new_way.preconditions_ok? # are the segments (and their nodes) visible?
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render :nothing => true, :status => HTTP_PRECONDITION_FAILED
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return
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end
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way.user_id = @user.id
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way.tags = new_way.tags
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way.segs = new_way.segs
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way.timestamp = new_way.timestamp
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way.visible = true
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if way.id == new_way.id and way.save_with_history
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render :nothing => true
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else
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render :nothing => true, :status => 500
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end
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else
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render :nothing => true, :status => 400 # if we got here the doc didnt parse
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end
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end
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end
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def ways
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response.headers["Content-Type"] = 'text/xml'
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ids = params['ways'].split(',').collect {|w| w.to_i }
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if ids.length > 0
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waylist = Way.find(ids)
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doc = OSM::API.new.get_xml_doc
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waylist.each do |way|
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doc.root << way.to_xml_node
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end
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render :text => doc.to_s
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else
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render :nothing => true, :status => 400
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end
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end
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end
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