1 # == Schema Information
3 # Table name: gpx_files
5 # id :bigint(8) not null, primary key
6 # user_id :bigint(8) not null
7 # visible :boolean default(TRUE), not null
8 # name :string default(""), not null
12 # timestamp :datetime not null
13 # description :string default(""), not null
14 # inserted :boolean not null
15 # visibility :enum default("public"), not null
19 # gpx_files_timestamp_idx (timestamp)
20 # gpx_files_user_id_idx (user_id)
21 # gpx_files_visible_visibility_idx (visible,visibility)
25 # gpx_files_user_id_fkey (user_id => users.id)
28 class Trace < ApplicationRecord
31 self.table_name = "gpx_files"
33 belongs_to :user, :counter_cache => true
34 has_many :tags, :class_name => "Tracetag", :foreign_key => "gpx_id", :dependent => :delete_all
35 has_many :points, :class_name => "Tracepoint", :foreign_key => "gpx_id", :dependent => :delete_all
37 scope :visible, -> { where(:visible => true) }
38 scope :visible_to, ->(u) { visible.where("visibility IN ('public', 'identifiable') OR user_id = ?", u) }
39 scope :visible_to_all, -> { where(:visibility => %w[public identifiable]) }
40 scope :tagged, ->(t) { joins(:tags).where(:gpx_file_tags => { :tag => t }) }
42 validates :user, :presence => true, :associated => true
43 validates :name, :presence => true, :length => 1..255, :characters => true
44 validates :description, :presence => { :on => :create }, :length => 1..255, :characters => true
45 validates :timestamp, :presence => true
46 validates :visibility, :inclusion => %w[private public trackable identifiable]
48 after_destroy :remove_files
51 tags.collect(&:tag).join(", ")
55 self.tags = if s.include? ","
56 s.split(/\s*,\s*/).reject { |tag| tag =~ /^\s*$/ }.collect do |tag|
62 # do as before for backwards compatibility:
63 s.split.collect do |tag|
72 visibility == "public" || visibility == "identifiable"
76 visibility == "trackable" || visibility == "identifiable"
80 visibility == "identifiable"
83 def large_picture=(data)
84 f = File.new(large_picture_name, "wb")
89 def icon_picture=(data)
90 f = File.new(icon_picture_name, "wb")
96 f = File.new(large_picture_name, "rb")
97 data = f.sysread(File.size(f.path))
103 f = File.new(icon_picture_name, "rb")
104 data = f.sysread(File.size(f.path))
109 def large_picture_name
110 "#{Settings.gpx_image_dir}/#{id}.gif"
113 def icon_picture_name
114 "#{Settings.gpx_image_dir}/#{id}_icon.gif"
118 "#{Settings.gpx_trace_dir}/#{id}.gpx"
122 filetype = Open3.capture2("/usr/bin/file", "-Lbz", trace_name).first.chomp
123 gzipped = filetype =~ /gzip compressed/
124 bzipped = filetype =~ /bzip2 compressed/
125 zipped = filetype =~ /Zip archive/
126 tarred = filetype =~ /tar archive/
128 mimetype = if gzipped
131 "application/x-bzip2"
137 "application/gpx+xml"
144 filetype = Open3.capture2("/usr/bin/file", "-Lbz", trace_name).first.chomp
145 gzipped = filetype =~ /gzip compressed/
146 bzipped = filetype =~ /bzip2 compressed/
147 zipped = filetype =~ /Zip archive/
148 tarred = filetype =~ /tar archive/
150 extension = if tarred && gzipped
152 elsif tarred && bzipped
169 def update_from_xml(xml, create = false)
170 p = XML::Parser.string(xml, :options => XML::Parser::Options::NOERROR)
173 doc.find("//osm/gpx_file").each do |pt|
174 return update_from_xml_node(pt, create)
177 raise OSM::APIBadXMLError.new("trace", xml, "XML doesn't contain an osm/gpx_file element.")
178 rescue LibXML::XML::Error, ArgumentError => e
179 raise OSM::APIBadXMLError.new("trace", xml, e.message)
182 def update_from_xml_node(pt, create = false)
183 raise OSM::APIBadXMLError.new("trace", pt, "visibility missing") if pt["visibility"].nil?
185 self.visibility = pt["visibility"]
188 raise OSM::APIBadXMLError.new("trace", pt, "ID is required when updating.") if pt["id"].nil?
191 # .to_i will return 0 if there is no number that can be parsed.
192 # We want to make sure that there is no id with zero anyway
193 raise OSM::APIBadUserInput, "ID of trace cannot be zero when updating." if id.zero?
194 raise OSM::APIBadUserInput, "The id in the url (#{self.id}) is not the same as provided in the xml (#{id})" unless self.id == id
197 # We don't care about the time, as it is explicitly set on create/update/delete
198 # We don't care about the visibility as it is implicit based on the action
199 # and set manually before the actual delete
202 description = pt.find("description").first
203 raise OSM::APIBadXMLError.new("trace", pt, "description missing") if description.nil?
205 self.description = description.content
207 self.tags = pt.find("tag").collect do |tag|
208 Tracetag.new(:tag => tag.content)
213 filetype = Open3.capture2("/usr/bin/file", "-Lbz", trace_name).first.chomp
214 gzipped = filetype =~ /gzip compressed/
215 bzipped = filetype =~ /bzip2 compressed/
216 zipped = filetype =~ /Zip archive/
217 tarred = filetype =~ /tar archive/
219 if gzipped || bzipped || zipped || tarred
220 file = Tempfile.new("trace.#{id}")
223 system("tar -zxOf #{trace_name} > #{file.path}")
224 elsif tarred && bzipped
225 system("tar -jxOf #{trace_name} > #{file.path}")
227 system("tar -xOf #{trace_name} > #{file.path}")
229 system("gunzip -c #{trace_name} > #{file.path}")
231 system("bunzip2 -c #{trace_name} > #{file.path}")
233 system("unzip -p #{trace_name} -x '__MACOSX/*' > #{file.path} 2> /dev/null")
238 file = File.open(trace_name)
245 logger.info("GPX Import importing #{name} (#{id}) from #{user.email}")
247 gpx = GPX::File.new(trace_name)
253 # If there are any existing points for this trace then delete them
254 Tracepoint.where(:gpx_id => id).delete_all
256 gpx.points.each_slice(1_000) do |points|
257 # Gather the trace points together for a bulk import
260 points.each do |point|
262 f_lat = point.latitude
263 f_lon = point.longitude
268 tp.lat = point.latitude
269 tp.lon = point.longitude
270 tp.altitude = point.altitude
271 tp.timestamp = point.timestamp
273 tp.trackid = point.segment
277 # Run the before_save and before_create callbacks, and then import them in bulk with activerecord-import
278 tracepoints.each do |tp|
279 tp.run_callbacks(:save) { false }
280 tp.run_callbacks(:create) { false }
283 Tracepoint.import!(tracepoints)
286 if gpx.actual_points.positive?
287 max_lat = Tracepoint.where(:gpx_id => id).maximum(:latitude)
288 min_lat = Tracepoint.where(:gpx_id => id).minimum(:latitude)
289 max_lon = Tracepoint.where(:gpx_id => id).maximum(:longitude)
290 min_lon = Tracepoint.where(:gpx_id => id).minimum(:longitude)
292 max_lat = max_lat.to_f / 10000000
293 min_lat = min_lat.to_f / 10000000
294 max_lon = max_lon.to_f / 10000000
295 min_lon = min_lon.to_f / 10000000
297 self.latitude = f_lat
298 self.longitude = f_lon
299 self.large_picture = gpx.picture(min_lat, min_lon, max_lat, max_lon, gpx.actual_points)
300 self.icon_picture = gpx.icon(min_lat, min_lon, max_lat, max_lon)
301 self.size = gpx.actual_points
306 logger.info "done trace #{id}"
314 FileUtils.rm_f(trace_name)
315 FileUtils.rm_f(icon_picture_name)
316 FileUtils.rm_f(large_picture_name)