Use activerecord-import for bulk importing tracepoint records

[rails.git] / app / models / trace.rb

diff --git a/app/models/trace.rb b/app/models/trace.rb
index 1d0b11d4330888f980b3c69f8cf042f5ff78fdbc..bd8ab72b3cfe340eb62ed068a8ac6068cab20fed 100644 (file)
--- a/app/models/trace.rb
+++ b/app/models/trace.rb
@@ -110,15 +110,15 @@ class Trace < ActiveRecord::Base
   end
 
   def large_picture_name
   end
 
   def large_picture_name

-    "#{GPX_IMAGE_DIR}/#{id}.gif"
+    "#{Settings.gpx_image_dir}/#{id}.gif"

   end
 
   def icon_picture_name
   end
 
   def icon_picture_name

-    "#{GPX_IMAGE_DIR}/#{id}_icon.gif"
+    "#{Settings.gpx_image_dir}/#{id}_icon.gif"

   end
 
   def trace_name
   end
 
   def trace_name

-    "#{GPX_TRACE_DIR}/#{id}.gpx"
+    "#{Settings.gpx_trace_dir}/#{id}.gpx"

   end
 
   def mime_type
   end
 
   def mime_type


@@ -280,7 +280,7 @@ class Trace < ActiveRecord::Base
   def import
     logger.info("GPX Import importing #{name} (#{id}) from #{user.email}")
 
   def import
     logger.info("GPX Import importing #{name} (#{id}) from #{user.email}")
 

-    gpx = GPX::File.new(xml_file)
+    gpx = ::GPX::File.new(xml_file)

 
     f_lat = 0
     f_lon = 0
 
     f_lat = 0
     f_lon = 0


@@ -289,6 +289,8 @@ class Trace < ActiveRecord::Base
     # If there are any existing points for this trace then delete them
     Tracepoint.where(:gpx_id => id).delete_all
 
     # If there are any existing points for this trace then delete them
     Tracepoint.where(:gpx_id => id).delete_all
 

+    # Gather the trace points together for a bulk import
+    tracepoints = []

     gpx.points do |point|
       if first
         f_lat = point.latitude
     gpx.points do |point|
       if first
         f_lat = point.latitude


@@ -303,9 +305,16 @@ class Trace < ActiveRecord::Base
       tp.timestamp = point.timestamp
       tp.gpx_id = id
       tp.trackid = point.segment
       tp.timestamp = point.timestamp
       tp.gpx_id = id
       tp.trackid = point.segment

-      tp.save!
+      tracepoints << tp

     end
 
     end
 

+    # Run the before_save and before_create callbacks, and then import them in bulk with activerecord-import
+    tracepoints.each do |tp|
+      tp.run_callbacks(:save) { false }
+      tp.run_callbacks(:create) { false }
+    end
+    Tracepoint.import(tracepoints)
+

     if gpx.actual_points.positive?
       max_lat = Tracepoint.where(:gpx_id => id).maximum(:latitude)
       min_lat = Tracepoint.where(:gpx_id => id).minimum(:latitude)
     if gpx.actual_points.positive?
       max_lat = Tracepoint.where(:gpx_id => id).maximum(:latitude)
       min_lat = Tracepoint.where(:gpx_id => id).minimum(:latitude)