X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/673b58f96f3acfd0281c62a2a7f080825b6fb28b..0b7435ab32b3271ae000894f6798cc087b3c058c:/app/models/way.rb diff --git a/app/models/way.rb b/app/models/way.rb index e5b73ceaa..203d3b703 100644 --- a/app/models/way.rb +++ b/app/models/way.rb @@ -2,11 +2,11 @@ # # Table name: current_ways # -# id :integer not null, primary key -# changeset_id :integer not null +# id :bigint(8) not null, primary key +# changeset_id :bigint(8) not null # timestamp :datetime not null # visible :boolean not null -# version :integer not null +# version :bigint(8) not null # # Indexes # @@ -17,20 +17,19 @@ # current_ways_changeset_id_fkey (changeset_id => changesets.id) # -class Way < ActiveRecord::Base +class Way < ApplicationRecord require "xml/libxml" include ConsistencyValidations include NotRedactable - include ObjectMetadata self.table_name = "current_ways" belongs_to :changeset - has_many :old_ways, -> { order(:version) } + has_many :old_ways, -> { order(:version) }, :inverse_of => :current_way - has_many :way_nodes, -> { order(:sequence_id) } + has_many :way_nodes, -> { order(:sequence_id) }, :inverse_of => :way has_many :nodes, :through => :way_nodes has_many :way_tags @@ -39,11 +38,9 @@ class Way < ActiveRecord::Base has_many :containing_relations, :class_name => "Relation", :through => :containing_relation_members, :source => :relation validates :id, :uniqueness => true, :presence => { :on => :update }, - :numericality => { :on => :update, :integer_only => true } + :numericality => { :on => :update, :only_integer => true } validates :version, :presence => true, - :numericality => { :integer_only => true } - validates :changeset_id, :presence => true, - :numericality => { :integer_only => true } + :numericality => { :only_integer => true } validates :timestamp, :presence => true validates :changeset, :associated => true validates :visible, :inclusion => [true, false] @@ -52,28 +49,33 @@ class Way < ActiveRecord::Base scope :invisible, -> { where(:visible => false) } # Read in xml as text and return it's Way object representation - def self.from_xml(xml, create = false) + def self.from_xml(xml, create: false) p = XML::Parser.string(xml, :options => XML::Parser::Options::NOERROR) doc = p.parse + pt = doc.find_first("//osm/way") - doc.find("//osm/way").each do |pt| - return Way.from_xml_node(pt, create) + if pt + Way.from_xml_node(pt, :create => create) + else + raise OSM::APIBadXMLError.new("node", xml, "XML doesn't contain an osm/way element.") end - raise OSM::APIBadXMLError.new("node", xml, "XML doesn't contain an osm/way element.") - rescue LibXML::XML::Error, ArgumentError => ex - raise OSM::APIBadXMLError.new("way", xml, ex.message) + rescue LibXML::XML::Error, ArgumentError => e + raise OSM::APIBadXMLError.new("way", xml, e.message) end - def self.from_xml_node(pt, create = false) + def self.from_xml_node(pt, create: false) way = Way.new raise OSM::APIBadXMLError.new("way", pt, "Version is required when updating") unless create || !pt["version"].nil? + way.version = pt["version"] raise OSM::APIBadXMLError.new("way", pt, "Changeset id is missing") if pt["changeset"].nil? + way.changeset_id = pt["changeset"] unless create raise OSM::APIBadXMLError.new("way", pt, "ID is required when updating") if pt["id"].nil? + way.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 @@ -92,6 +94,7 @@ class Way < ActiveRecord::Base pt.find("tag").each do |tag| raise OSM::APIBadXMLError.new("way", pt, "tag is missing key") if tag["k"].nil? raise OSM::APIBadXMLError.new("way", pt, "tag is missing value") if tag["v"].nil? + way.add_tag_keyval(tag["k"], tag["v"]) end @@ -102,55 +105,15 @@ class Way < ActiveRecord::Base way end - # Find a way given it's ID, and in a single SQL call also grab its nodes and tags - def to_xml - doc = OSM::API.new.get_xml_doc - doc.root << to_xml_node - doc - end - - def to_xml_node(visible_nodes = nil, changeset_cache = {}, user_display_name_cache = {}) - el = XML::Node.new "way" - el["id"] = id.to_s - - add_metadata_to_xml_node(el, self, changeset_cache, user_display_name_cache) - - # make sure nodes are output in sequence_id order - ordered_nodes = [] - way_nodes.each do |nd| - if visible_nodes - # if there is a list of visible nodes then use that to weed out deleted nodes - ordered_nodes[nd.sequence_id] = nd.node_id.to_s if visible_nodes[nd.node_id] - else - # otherwise, manually go to the db to check things - ordered_nodes[nd.sequence_id] = nd.node_id.to_s if nd.node && nd.node.visible? - end - end - - ordered_nodes.each do |nd_id| - next unless nd_id && nd_id != "0" - - node_el = XML::Node.new "nd" - node_el["ref"] = nd_id - el << node_el - end - - add_tags_to_xml_node(el, way_tags) - - el - end - def nds @nds ||= way_nodes.collect(&:node_id) end def tags - @tags ||= Hash[way_tags.collect { |t| [t.k, t.v] }] + @tags ||= way_tags.to_h { |t| [t.k, t.v] } end - attr_writer :nds - - attr_writer :tags + attr_writer :nds, :tags def add_nd_num(n) @nds ||= [] @@ -179,7 +142,7 @@ class Way < ActiveRecord::Base def update_from(new_way, user) Way.transaction do lock! - check_consistency(self, new_way, user) + check_update_element_consistency(self, new_way, user) raise OSM::APIPreconditionFailedError, "Cannot update way #{id}: data is invalid." unless new_way.preconditions_ok?(nds) self.changeset_id = new_way.changeset_id @@ -192,8 +155,9 @@ class Way < ActiveRecord::Base end def create_with_history(user) - check_create_consistency(self, user) + check_create_element_consistency(self, user) raise OSM::APIPreconditionFailedError, "Cannot create way: data is invalid." unless preconditions_ok? + self.version = 0 self.visible = true save_with_history! @@ -201,7 +165,7 @@ class Way < ActiveRecord::Base def preconditions_ok?(old_nodes = []) return false if nds.empty? - raise OSM::APITooManyWayNodesError.new(id, nds.length, MAX_NUMBER_OF_WAY_NODES) if nds.length > MAX_NUMBER_OF_WAY_NODES + raise OSM::APITooManyWayNodesError.new(id, nds.length, Settings.max_number_of_way_nodes) if nds.length > Settings.max_number_of_way_nodes # check only the new nodes, for efficiency - old nodes having been checked last time and can't # be deleted when they're in-use. @@ -229,7 +193,7 @@ class Way < ActiveRecord::Base # shouldn't be possible to get race conditions. Way.transaction do lock! - check_consistency(self, new_way, user) + check_update_element_consistency(self, new_way, user) rels = Relation.joins(:relation_members).where(:visible => true, :current_relation_members => { :member_type => "Way", :member_id => id }).order(:id) raise OSM::APIPreconditionFailedError, "Way #{id} is still used by relations #{rels.collect(&:id).join(',')}." unless rels.empty? @@ -249,9 +213,10 @@ class Way < ActiveRecord::Base # to IDs +id_map+. def fix_placeholders!(id_map, placeholder_id = nil) nds.map! do |node_id| - if node_id < 0 + if node_id.negative? new_id = id_map[:node][node_id] raise OSM::APIBadUserInput, "Placeholder node not found for reference #{node_id} in way #{id.nil? ? placeholder_id : id}" if new_id.nil? + new_id else node_id @@ -262,7 +227,7 @@ class Way < ActiveRecord::Base private def save_with_history! - t = Time.now.getutc + t = Time.now.utc self.version += 1 self.timestamp = t