validates_presence_of :user_id, :name, :timestamp
validates_presence_of :description, :on => :create
- validates_format_of :tagstring, :with => /^[^\/;.,?]*$/
# validates_numericality_of :latitude, :longitude
validates_inclusion_of :public, :inserted, :in => [ true, false]
return el1
end
- def import
- begin
- logger.info("GPX Import importing #{name} (#{id}) from #{user.email}")
+ def xml_file
+ # TODO *nix specific, could do to work on windows... would be functionally inferior though - check for '.gz'
+ filetype = `/usr/bin/file -bz #{trace_name}`.chomp
+ gzipped = filetype =~ /gzip compressed/
+ bzipped = filetype =~ /bzip2 compressed/
+ zipped = filetype =~ /Zip archive/
+ tarred = filetype =~ /tar archive/
- # TODO *nix specific, could do to work on windows... would be functionally inferior though - check for '.gz'
- filetype = `/usr/bin/file -bz #{trace_name}`.chomp
- gzipped = filetype =~ /gzip compressed/
- bzipped = filetype =~ /bzip2 compressed/
- zipped = filetype =~ /Zip archive/
- tarred = filetype =~ /tar archive/
+ if gzipped or bzipped or zipped or tarred then
+ file = Tempfile.new("trace.#{id}");
if tarred and gzipped then
- filename = tempfile = "/tmp/#{rand}"
- system("tar -zxOf #{trace_name} > #{filename}")
+ system("tar -zxOf #{trace_name} > #{file.path}")
elsif tarred and bzipped then
- filename = tempfile = "/tmp/#{rand}"
- system("tar -jxOf #{trace_name} > #{filename}")
+ system("tar -jxOf #{trace_name} > #{file.path}")
elsif tarred
- filename = tempfile = "/tmp/#{rand}"
- system("tar -xOf #{trace_name} > #{filename}")
+ system("tar -xOf #{trace_name} > #{file.path}")
elsif gzipped
- filename = tempfile = "/tmp/#{rand}"
- system("gunzip -c #{trace_name} > #{filename}")
+ system("gunzip -c #{trace_name} > #{file.path}")
elsif bzipped
- filename = tempfile = "/tmp/#{rand}"
- system("bunzip2 -c #{trace_name} > #{filename}")
+ system("bunzip2 -c #{trace_name} > #{file.path}")
elsif zipped
- filename = tempfile = "/tmp/#{rand}"
- system("unzip -p #{trace_name} > #{filename}")
- else
- filename = trace_name
+ system("unzip -p #{trace_name} > #{file.path}")
end
- gpx = OSM::GPXImporter.new(filename)
+ file.unlink
+ else
+ file = File.open(trace_name)
+ end
- f_lat = 0
- f_lon = 0
- first = true
+ return file
+ end
- Tracepoint.delete_all(['gpx_id = ?', self.id])
+ def import
+ logger.info("GPX Import importing #{name} (#{id}) from #{user.email}")
- 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.timestamp = point['timestamp']
- tp.gpx_id = id
- tp.trackid = point['segment'].to_i
- tp.save!
- end
+ gpx = OSM::GPXImporter.new(self.xml_file)
+
+ f_lat = 0
+ f_lon = 0
+ first = true
- if gpx.actual_points > 0
- max_lat = Tracepoint.maximum('latitude', :conditions => ['gpx_id = ?', id])
- min_lat = Tracepoint.minimum('latitude', :conditions => ['gpx_id = ?', id])
- max_lon = Tracepoint.maximum('longitude', :conditions => ['gpx_id = ?', id])
- min_lon = Tracepoint.minimum('longitude', :conditions => ['gpx_id = ?', 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
-
- self.latitude = f_lat
- self.longitude = f_lon
- self.large_picture = gpx.get_picture(min_lat, min_lon, max_lat, max_lon, gpx.actual_points)
- self.icon_picture = gpx.get_icon(min_lat, min_lon, max_lat, max_lon)
- self.size = gpx.actual_points
- self.inserted = true
- self.save!
+ # If there are any existing points for this trace then delete
+ # them - we check for existing points first to avoid locking
+ # the table in the common case where there aren't any.
+ if Tracepoint.exists?(['gpx_id = ?', self.id])
+ Tracepoint.delete_all(['gpx_id = ?', self.id])
+ end
+
+ gpx.points do |point|
+ if first
+ f_lat = point['latitude']
+ f_lon = point['longitude']
end
- logger.info "done trace #{id}"
+ tp = Tracepoint.new
+ tp.lat = point['latitude'].to_f
+ tp.lon = point['longitude'].to_f
+ tp.altitude = point['altitude'].to_f
+ tp.timestamp = point['timestamp']
+ tp.gpx_id = id
+ tp.trackid = point['segment'].to_i
+ tp.save!
+ end
- return gpx
- ensure
- FileUtils.rm_f(tempfile) if tempfile
+ if gpx.actual_points > 0
+ max_lat = Tracepoint.maximum('latitude', :conditions => ['gpx_id = ?', id])
+ min_lat = Tracepoint.minimum('latitude', :conditions => ['gpx_id = ?', id])
+ max_lon = Tracepoint.maximum('longitude', :conditions => ['gpx_id = ?', id])
+ min_lon = Tracepoint.minimum('longitude', :conditions => ['gpx_id = ?', id])
+
+ max_lat = max_lat.to_f / 10000000
+ min_lat = min_lat.to_f / 10000000
+ max_lon = max_lon.to_f / 10000000
+ min_lon = min_lon.to_f / 10000000
+
+ self.latitude = f_lat
+ self.longitude = f_lon
+ self.large_picture = gpx.get_picture(min_lat, min_lon, max_lat, max_lon, gpx.actual_points)
+ self.icon_picture = gpx.get_icon(min_lat, min_lon, max_lat, max_lon)
+ self.size = gpx.actual_points
+ self.inserted = true
+ self.save!
end
+
+ logger.info "done trace #{id}"
+
+ return gpx
end
end
projects / rails.git / blobdiff