X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/7d9bf3634c07e37bc1d2ff15a36f9c21f36d7c41..898cc828dd1f1167f85abbf35c8e3f0ed640ac1e:/app/models/trace.rb diff --git a/app/models/trace.rb b/app/models/trace.rb index d28c2c6f4..bc47aa8e0 100644 --- a/app/models/trace.rb +++ b/app/models/trace.rb @@ -1,14 +1,21 @@ class Trace < ActiveRecord::Base - set_table_name 'gpx_files' + self.table_name = "gpx_files" + + belongs_to :user, :counter_cache => true + has_many :tags, :class_name => 'Tracetag', :foreign_key => 'gpx_id', :dependent => :delete_all + has_many :points, :class_name => 'Tracepoint', :foreign_key => 'gpx_id', :dependent => :delete_all + + scope :visible, where(:visible => true) + scope :visible_to, lambda { |u| visible.where("visibility IN ('public', 'identifiable') OR user_id = ?", u) } + scope :public, where(:visibility => ["public", "identifiable"]) validates_presence_of :user_id, :name, :timestamp validates_presence_of :description, :on => :create + validates_length_of :name, :maximum => 255 + validates_length_of :description, :maximum => 255 # validates_numericality_of :latitude, :longitude - validates_inclusion_of :public, :inserted, :in => [ true, false] - - belongs_to :user - has_many :tags, :class_name => 'Tracetag', :foreign_key => 'gpx_id', :dependent => :delete_all - has_many :points, :class_name => 'Tracepoint', :foreign_key => 'gpx_id', :dependent => :delete_all + validates_inclusion_of :inserted, :in => [ true, false ] + validates_inclusion_of :visibility, :in => ["private", "public", "trackable", "identifiable"] def destroy super @@ -18,17 +25,38 @@ class Trace < ActiveRecord::Base end def tagstring - return tags.collect {|tt| tt.tag}.join(" ") + return tags.collect {|tt| tt.tag}.join(", ") end def tagstring=(s) - self.tags = s.split().collect {|tag| - tt = Tracetag.new - tt.tag = tag - tt - } + if s.include? ',' + self.tags = s.split(/\s*,\s*/).select {|tag| tag !~ /^\s*$/}.collect {|tag| + tt = Tracetag.new + tt.tag = tag + tt + } + else + #do as before for backwards compatibility: + self.tags = s.split().collect {|tag| + tt = Tracetag.new + tt.tag = tag + tt + } + end end - + + def public? + visibility == "public" || visibility == "identifiable" + end + + def trackable? + visibility == "trackable" || visibility == "identifiable" + end + + def identifiable? + visibility == "identifiable" + end + def large_picture= (data) f = File.new(large_picture_name, "wb") f.syswrite(data) @@ -58,18 +86,16 @@ class Trace < ActiveRecord::Base data end - # FIXME change to permanent filestore area def large_picture_name - "/home/osm/icons/#{id}.gif" + "#{GPX_IMAGE_DIR}/#{id}.gif" end - # FIXME change to permanent filestore area def icon_picture_name - "/home/osm/icons/#{id}_icon.gif" + "#{GPX_IMAGE_DIR}/#{id}_icon.gif" end def trace_name - "/home/osm/gpx/#{id}.gpx" + "#{GPX_TRACE_DIR}/#{id}.gpx" end def mime_type @@ -127,15 +153,72 @@ class Trace < ActiveRecord::Base el1 = XML::Node.new 'gpx_file' el1['id'] = self.id.to_s el1['name'] = self.name.to_s - el1['lat'] = self.latitude.to_s - el1['lon'] = self.longitude.to_s + el1['lat'] = self.latitude.to_s if self.inserted + el1['lon'] = self.longitude.to_s if self.inserted el1['user'] = self.user.display_name - el1['public'] = self.public.to_s + el1['visibility'] = self.visibility el1['pending'] = (!self.inserted).to_s el1['timestamp'] = self.timestamp.xmlschema + + el2 = XML::Node.new 'description' + el2 << self.description + el1 << el2 + + self.tags.each do |tag| + el2 = XML::Node.new('tag') + el2 << tag.tag + el1 << el2 + end + return el1 end + # Read in xml as text and return it's Node object representation + def self.from_xml(xml, create=false) + begin + p = XML::Parser.string(xml) + doc = p.parse + + doc.find('//osm/gpx_file').each do |pt| + return Trace.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) + end + end + + def self.from_xml_node(pt, create=false) + trace = Trace.new + + raise OSM::APIBadXMLError.new("trace", pt, "visibility missing") if pt['visibility'].nil? + trace.visibility = pt['visibility'] + + unless create + raise OSM::APIBadXMLError.new("trace", pt, "ID is required when updating.") if pt['id'].nil? + trace.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 trace.id == 0 + end + + # We don't care about the time, as it is explicitly set on create/update/delete + # We don't care about the visibility as it is implicit based on the action + # and set manually before the actual delete + trace.visible = true + + description = pt.find('description').first + raise OSM::APIBadXMLError.new("trace", pt, "description missing") if description.nil? + trace.description = description.content + + pt.find('tag').each do |tag| + trace.tags.build(:tag => tag.content) + end + + return trace + end + 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 @@ -158,7 +241,7 @@ class Trace < ActiveRecord::Base elsif bzipped system("bunzip2 -c #{trace_name} > #{tmpfile.path}") elsif zipped - system("unzip -p #{trace_name} > #{tmpfile.path}") + system("unzip -p #{trace_name} -x '__MACOSX/*' > #{tmpfile.path}") end tmpfile.unlink @@ -174,7 +257,7 @@ class Trace < ActiveRecord::Base def import logger.info("GPX Import importing #{name} (#{id}) from #{user.email}") - gpx = OSM::GPXImporter.new(self.xml_file) + gpx = GPX::File.new(self.xml_file) f_lat = 0 f_lon = 0 @@ -183,24 +266,24 @@ class Trace < ActiveRecord::Base # 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.find(:first, :conditions => ['gpx_id = ?', self.id]) - Tracepoint.delete_all(['gpx_id = ?', self.id]) + if Tracepoint.where(:gpx_id => self.id).exists? + Tracepoint.delete_all(:gpx_id => self.id) end gpx.points do |point| if first - f_lat = point['latitude'] - f_lon = point['longitude'] + f_lat = point.latitude + f_lon = point.longitude first = false end 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.lat = point.latitude + tp.lon = point.longitude + tp.altitude = point.altitude + tp.timestamp = point.timestamp tp.gpx_id = id - tp.trackid = point['segment'].to_i + tp.trackid = point.segment tp.save! end @@ -217,8 +300,8 @@ class Trace < ActiveRecord::Base 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.large_picture = gpx.picture(min_lat, min_lon, max_lat, max_lon, gpx.actual_points) + self.icon_picture = gpx.icon(min_lat, min_lon, max_lat, max_lon) self.size = gpx.actual_points self.inserted = true self.save!