+# == Schema Information
+#
+# Table name: gpx_files
+#
+# id :bigint(8) not null, primary key
+# user_id :bigint(8) not null
+# visible :boolean default(TRUE), not null
+# name :string default(""), not null
+# size :bigint(8)
+# latitude :float
+# longitude :float
+# timestamp :datetime not null
+# description :string default(""), not null
+# inserted :boolean not null
+# visibility :enum default("public"), not null
+#
+# Indexes
+#
+# gpx_files_timestamp_idx (timestamp)
+# gpx_files_user_id_idx (user_id)
+# gpx_files_visible_visibility_idx (visible,visibility)
+#
+# Foreign Keys
+#
+# gpx_files_user_id_fkey (user_id => users.id)
+#
+
class Trace < ActiveRecord::Base
self.table_name = "gpx_files"
scope :tagged, ->(t) { joins(:tags).where(:gpx_file_tags => { :tag => t }) }
validates :user, :presence => true, :associated => true
- validates :name, :presence => true, :length => 1..255
- validates :description, :presence => { :on => :create }, :length => 1..255
+ validates :name, :presence => true, :length => 1..255, :characters => true
+ validates :description, :presence => { :on => :create }, :length => 1..255, :characters => true
validates :timestamp, :presence => true
validates :visibility, :inclusion => %w[private public trackable identifiable]
- def destroy
- super
- FileUtils.rm_f(trace_name)
- FileUtils.rm_f(icon_picture_name)
- FileUtils.rm_f(large_picture_name)
- end
+ after_destroy :remove_files
def tagstring
tags.collect(&:tag).join(", ")
end
def large_picture_name
- "#{GPX_IMAGE_DIR}/#{id}.gif"
+ "#{Settings.gpx_image_dir}/#{id}.gif"
end
def icon_picture_name
- "#{GPX_IMAGE_DIR}/#{id}_icon.gif"
+ "#{Settings.gpx_image_dir}/#{id}_icon.gif"
end
def trace_name
- "#{GPX_TRACE_DIR}/#{id}.gpx"
+ "#{Settings.gpx_trace_dir}/#{id}.gpx"
end
def mime_type
extension
end
- def to_xml
- doc = OSM::API.new.get_xml_doc
- doc.root << to_xml_node
- doc
- end
-
- def to_xml_node
- el1 = XML::Node.new "gpx_file"
- el1["id"] = id.to_s
- el1["name"] = name.to_s
- el1["lat"] = latitude.to_s if inserted
- el1["lon"] = longitude.to_s if inserted
- el1["user"] = user.display_name
- el1["visibility"] = visibility
- el1["pending"] = inserted ? "false" : "true"
- el1["timestamp"] = timestamp.xmlschema
-
- el2 = XML::Node.new "description"
- el2 << description
- el1 << el2
-
- tags.each do |tag|
- el2 = XML::Node.new("tag")
- el2 << tag.tag
- el1 << el2
- end
-
- el1
- end
-
- def from_xml(xml, create = false)
+ def update_from_xml(xml, create = false)
p = XML::Parser.string(xml, :options => XML::Parser::Options::NOERROR)
doc = p.parse
doc.find("//osm/gpx_file").each do |pt|
- return from_xml_node(pt, create)
+ return update_from_xml_node(pt, create)
end
raise OSM::APIBadXMLError.new("trace", xml, "XML doesn't contain an osm/gpx_file element.")
- rescue LibXML::XML::Error, ArgumentError => ex
- raise OSM::APIBadXMLError.new("trace", xml, ex.message)
+ rescue LibXML::XML::Error, ArgumentError => e
+ raise OSM::APIBadXMLError.new("trace", xml, e.message)
end
- def from_xml_node(pt, create = false)
+ def update_from_xml_node(pt, create = false)
raise OSM::APIBadXMLError.new("trace", pt, "visibility missing") if pt["visibility"].nil?
+
self.visibility = pt["visibility"]
unless create
raise OSM::APIBadXMLError.new("trace", pt, "ID is required when updating.") if pt["id"].nil?
+
id = pt["id"].to_i
# .to_i will return 0 if there is no number that can be parsed.
# We want to make sure that there is no id with zero anyway
- raise OSM::APIBadUserInput.new("ID of trace cannot be zero when updating.") if id.zero?
- raise OSM::APIBadUserInput.new("The id in the url (#{self.id}) is not the same as provided in the xml (#{id})") unless self.id == id
+ raise OSM::APIBadUserInput, "ID of trace cannot be zero when updating." if id.zero?
+ raise OSM::APIBadUserInput, "The id in the url (#{self.id}) is not the same as provided in the xml (#{id})" unless self.id == id
end
# We don't care about the time, as it is explicitly set on create/update/delete
description = pt.find("description").first
raise OSM::APIBadXMLError.new("trace", pt, "description missing") if description.nil?
+
self.description = description.content
self.tags = pt.find("tag").collect do |tag|
def import
logger.info("GPX Import importing #{name} (#{id}) from #{user.email}")
- gpx = GPX::File.new(xml_file)
+ gpx = ::GPX::File.new(trace_name)
f_lat = 0
f_lon = 0
# If there are any existing points for this trace then delete them
Tracepoint.where(:gpx_id => id).delete_all
- gpx.points do |point|
- if first
- f_lat = point.latitude
- f_lon = point.longitude
- first = false
+ gpx.points.each_slice(1_000) do |points|
+ # Gather the trace points together for a bulk import
+ tracepoints = []
+
+ points.each do |point|
+ if first
+ f_lat = point.latitude
+ f_lon = point.longitude
+ first = false
+ end
+
+ tp = Tracepoint.new
+ tp.lat = point.latitude
+ tp.lon = point.longitude
+ tp.altitude = point.altitude
+ tp.timestamp = point.timestamp
+ tp.gpx_id = id
+ tp.trackid = point.segment
+ tracepoints << tp
end
- tp = Tracepoint.new
- tp.lat = point.latitude
- tp.lon = point.longitude
- tp.altitude = point.altitude
- tp.timestamp = point.timestamp
- tp.gpx_id = id
- tp.trackid = point.segment
- tp.save!
+ # 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)
end
- if gpx.actual_points > 0
+ if gpx.actual_points.positive?
max_lat = Tracepoint.where(:gpx_id => id).maximum(:latitude)
min_lat = Tracepoint.where(:gpx_id => id).minimum(:latitude)
max_lon = Tracepoint.where(:gpx_id => id).maximum(:longitude)
gpx
end
+
+ private
+
+ def remove_files
+ FileUtils.rm_f(trace_name)
+ FileUtils.rm_f(icon_picture_name)
+ FileUtils.rm_f(large_picture_name)
+ end
end
projects / rails.git / blobdiff