various gpx bits

[rails.git] / lib / daemons / gpx_import.rb

diff --git a/lib/daemons/gpx_import.rb b/lib/daemons/gpx_import.rb
index c3cd9b06b414b56998a3ff9b96df418e7095b93e..82232e496c3e47ae5bf2a94bd911d7a12b7eb7d8 100755 (executable)
--- a/lib/daemons/gpx_import.rb
+++ b/lib/daemons/gpx_import.rb
@@ -1,7 +1,7 @@
 #!/usr/bin/env ruby
 
 #You might want to change this
-ENV["RAILS_ENV"] ||= "production"
+#ENV["RAILS_ENV"] ||= "development"
 
 require File.dirname(__FILE__) + "/../../config/environment"
 
@@ -10,10 +10,92 @@ Signal.trap("TERM") do
   $running = false
 end
 
+logger = ActiveRecord::Base.logger
+
 while($running) do
-  
-  # Replace this with your code
-  ActiveRecord::Base.logger << "This daemon is still running at #{Time.now}.\n"
-  
-  sleep 10
-end
\ No newline at end of file
+
+  ActiveRecord::Base.logger.info("GPX Import daemon wake @ #{Time.now}.")
+
+  traces = Trace.find(:all, :conditions => ['inserted = ?', false])
+
+  if traces and traces.length > 0
+    traces.each do |trace|
+      begin
+
+        logger.info("GPX Import importing #{trace.name} (#{trace.id}) from #{trace.user.email}")
+        \r
+        # TODO *nix specific, could do to work on windows... would be functionally inferior though - check for '.gz'
+        gzipped = `file -b /home/osm/gpx/#{trace.id}.gpx`.chomp =~/^gzip/\r
+
+        if gzipped
+          logger.info("gzipped")
+        else
+          logger.info("not gzipped")
+        end
+
+        gpx = OSM::GPXImporter.new("/home/osm/gpx/#{trace.id}.gpx")
+
+        f_lat = 0
+        f_lon = 0
+        first = true
+
+        gpx.points do |point|
+          if first
+            f_lat = point['latitude']
+            f_lon = point['longitude']
+          end
+
+          tp = Tracepoint.new
+          tp.lat = point['latitude'].to_f
+          tp.lng = point['longitude'].to_f
+          tp.altitude = point['altitude'].to_f
+          tp.user_id = trace.user.id
+          tp.gpx_id = trace.id
+          tp.trackid = point['segment'].to_i
+          tp.save!
+        end
+
+        if gpx.actual_points > 0
+          max_lat = Tracepoint.maximum('latitude', :conditions => ['gpx_id = ?', trace.id])
+          min_lat = Tracepoint.minimum('latitude', :conditions => ['gpx_id = ?', trace.id])
+          max_lon = Tracepoint.maximum('longitude', :conditions => ['gpx_id = ?', trace.id])
+          min_lon = Tracepoint.minimum('longitude', :conditions => ['gpx_id = ?', trace.id])
+
+          max_lat = max_lat.to_f / 1000000
+          min_lat = min_lat.to_f / 1000000
+          max_lon = max_lon.to_f / 1000000
+          min_lon = min_lon.to_f / 1000000
+
+          trace.latitude = f_lat
+          trace.longitude = f_lon
+          trace.large_picture = gpx.get_picture(min_lat, min_lon, max_lat, max_lon, gpx.actual_points)
+          trace.icon_picture = gpx.get_icon(min_lat, min_lon, max_lat, max_lon)
+          trace.size = gpx.actual_points
+          trace.inserted = true
+          trace.save
+
+          logger.info "done trace #{trace.id}"
+          Notifier::deliver_gpx_success(trace, gpx.possible_points)
+        else
+          `rm /home/osm/gpx/#{trace.id}.gpx`
+          trace.destroy
+          Notifier::deliver_gpx_failure(trace, '0 points parsed ok. Do they all have lat,lng,alt,timestamp?')
+        end
+
+      rescue Exception => ex
+        logger.info ex
+        ex.backtrace.each {|l| logger.info l }
+          `rm /home/osm/gpx/#{trace.id}.gpx`
+          trace.destroy
+          Notifier::deliver_gpx_failure(trace, ex.to_s + ex.backtrace.join("\n") )
+      end
+    end
+  end
+
+  Trace.find(:all, :conditions => ['inserted = ?', false]).each do |trace|
+     `rm /home/osm/gpx/#{trace.id}.gpx`
+     trace.destroy
+  end
+  exit
+  sleep 15.minutes
+end