X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/8a2db368f194686bd6a0bcfe1b7e13c58c0588fa..9d6ae5baae9f86acb8e2d9fcb006d8b81167281b:/app/controllers/segment_controller.rb

diff --git a/app/controllers/segment_controller.rb b/app/controllers/segment_controller.rb
index b6e0c661e..bc41b85a3 100644
--- a/app/controllers/segment_controller.rb
+++ b/app/controllers/segment_controller.rb
@@ -1,2 +1,135 @@
 class SegmentController < ApplicationController
+  require 'xml/libxml'
+
+  before_filter :authorize
+  after_filter :compress_output
+
+  def create
+    response.headers["Content-Type"] = 'text/xml'
+    if request.put?
+      segment = Segment.from_xml(request.raw_post, true)
+
+      if segment
+        segment.user_id = @user.id
+
+        segment.from_node = Node.find(segment.node_a.to_i)
+        segment.to_node = Node.find(segment.node_b.to_i)
+          
+        if segment.from_node == segment.to_node
+          render :nothing => true, :status => HTTP_EXPECTATION_FAILED
+          return
+        end
+        
+        unless segment.preconditions_ok? # are the nodes visible?
+          render :nothing => true, :status => HTTP_PRECONDITION_FAILED
+          return
+        end
+
+        if segment.save_with_history
+          render :text => segment.id.to_s
+        else
+          render :nothing => true, :status => 500
+        end
+        return
+      else
+        render :nothing => true, :status => 400 # if we got here the doc didnt parse
+        return
+      end
+    end
+
+    render :nothing => true, :status => 500 # something went very wrong
+  end
+
+  def rest
+    response.headers["Content-Type"] = 'text/xml'
+    unless Segment.exists?(params[:id])
+      render :nothing => true, :status => 404
+      return
+    end
+
+    segment = Segment.find(params[:id])
+
+    case request.method
+
+    when :get
+      render :text => segment.to_xml.to_s
+      return
+
+    when :delete
+      if segment.visible
+        if WaySegment.find(:first, :joins => "INNER JOIN current_ways ON current_ways.id = current_way_segments.id", :conditions => [ "current_ways.visible = 1 AND current_way_segments.segment_id = ?", segment.id ])
+          render :nothing => true, :status => HTTP_PRECONDITION_FAILED
+        else
+          segment.user_id = @user.id
+          segment.visible = 0
+          segment.save_with_history
+          render :nothing => true
+        end
+      else
+        render :nothing => true, :status => 410
+      end
+
+    when :put
+      new_segment = Segment.from_xml(request.raw_post)
+
+      if new_segment
+        if new_segment.node_a == new_segment.node_b
+          render :nothing => true, :status => HTTP_EXPECTATION_FAILED
+          return
+        end
+        
+        unless new_segment.preconditions_ok? # are the nodes visible?
+          render :nothing => true, :status => HTTP_PRECONDITION_FAILED
+          return
+        end
+
+        segment.timestamp = Time.now
+        segment.user_id = @user.id
+        segment.node_a = new_segment.node_a
+        segment.node_b = new_segment.node_b
+        segment.tags = new_segment.tags
+        segment.visible = new_segment.visible
+
+        if segment.id == new_segment.id and segment.save_with_history
+          render :nothing => true
+        else
+          render :nothing => true, :status => 500
+        end
+      else
+        render :nothing => true, :status => 400 # if we got here the doc didnt parse
+      end
+    end
+
+  end
+
+  def segments
+    response.headers["Content-Type"] = 'text/xml'
+    ids = params['segments'].split(',').collect {|s| s.to_i }
+    if ids.length > 0
+      segmentlist = Segment.find(ids)
+      doc = OSM::API.new.get_xml_doc
+      segmentlist.each do |segment|
+        doc.root << segment.to_xml_node
+      end 
+      render :text => doc.to_s
+    else
+      render :nothing => true, :status => 400
+    end
+  end
+
+  def segments_for_node
+    response.headers["Content-Type"] = 'text/xml'
+    segmentids = Segment.find(:all, :conditions => ['node_a = ? OR node_b = ?', params[:id], params[:id]]).collect { |s| s.id }.uniq
+    if segmentids.length > 0
+      segmentlist = Segment.find(segmentids)
+      doc = OSM::API.new.get_xml_doc
+      segmentlist.each do |segment|
+        doc.root << segment.to_xml_node
+      end 
+      render :text => doc.to_s
+    else
+      render :nothing => true, :status => 400
+    end
+  end
+
 end