X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/4a4d89138c440c7f68369fac12447002cf0cadd5..e825f8b2647fb1bc62fb017149930b94ec4d4ea2:/lib/osm.rb?ds=sidebyside diff --git a/lib/osm.rb b/lib/osm.rb index 02aa1a105..a2432c1e6 100644 --- a/lib/osm.rb +++ b/lib/osm.rb @@ -5,8 +5,13 @@ module OSM require 'rexml/parsers/sax2parser' require 'rexml/text' require 'xml/libxml' - require 'digest/md5' - require 'RMagick' + + if defined?(SystemTimer) + Timer = SystemTimer + else + require 'timeout' + Timer = Timeout + end # The base class for API Errors. class APIError < RuntimeError @@ -37,7 +42,7 @@ module OSM end def status - :precondition_failed + :precondition_failed end def to_s @@ -50,13 +55,13 @@ module OSM def initialize(object = "object", object_id = "") @object, @object_id = object, object_id end - + attr_reader :object, :object_id def status :gone end - + def to_s "The #{object} with the id #{object_id} has already been deleted" end @@ -89,7 +94,7 @@ module OSM "The changeset #{@changeset.id} was closed at #{@changeset.closed_at}" end end - + # Raised when a change is expecting a changeset, but the changeset doesn't exist class APIChangesetMissingError < APIError def status @@ -112,11 +117,11 @@ module OSM :conflict end - def rto_s + def to_s "Changeset mismatch: Provided #{@provided} but only #{@allowed} is allowed" end end - + # Raised when a diff upload has an unknown action. You can only have create, # modify, or delete class APIChangesetActionInvalid < APIError @@ -127,7 +132,7 @@ module OSM def status :bad_request end - + def to_s "Unknown action #{@provided}, choices are create, modify, delete" end @@ -183,22 +188,22 @@ module OSM "Element #{@type}/#{@id} has duplicate tags with key #{@tag_key}" end end - + # Raised when a way has more than the configured number of way nodes. # This prevents ways from being to long and difficult to work with class APITooManyWayNodesError < APIError - def initialize(provided, max) - @provided, @max = provided, max + def initialize(id, provided, max) + @id, @provided, @max = id, provided, max end - - attr_reader :provided, :max + + attr_reader :id, :provided, :max def status :bad_request end - + def to_s - "You tried to add #{provided} nodes to the way, however only #{max} are allowed" + "You tried to add #{provided} nodes to way #{id}, however only #{max} are allowed" end end @@ -218,6 +223,22 @@ module OSM end end + ## + # raised when bounding box is invalid + class APIBadBoundingBox < APIError + def initialize(message) + @message = message + end + + def status + :bad_request + end + + def to_s + @message + end + end + ## # raised when an API call is made using a method not supported on that URI class APIBadMethodError < APIError @@ -246,6 +267,70 @@ module OSM end end + ## + # raised when someone tries to redact a current version of + # an element - only historical versions can be redacted. + class APICannotRedactError < APIError + def status + :bad_request + end + + def to_s + "Cannot redact current version of element, only historical versions may be redacted." + end + end + + # Raised when the note provided is already closed + class APINoteAlreadyClosedError < APIError + def initialize(note) + @note = note + end + + attr_reader :note + + def status + :conflict + end + + def to_s + "The note #{@note.id} was closed at #{@note.closed_at}" + end + end + + # Raised when the note provided is already open + class APINoteAlreadyOpenError < APIError + def initialize(note) + @note = note + end + + attr_reader :note + + def status + :conflict + end + + def to_s + "The note #{@note.id} is already open" + end + end + + # raised when a two preferences have a duplicate key string. + class APIDuplicatePreferenceError < APIError + def initialize(key) + @key = key + end + + attr_reader :key + + def status + :bad_request + end + + def to_s + "Duplicate preferences with key #{@key}" + end + end + # Helper methods for going to/from mercator and lat/lng. class Mercator include Math @@ -311,98 +396,24 @@ module OSM # get the worst case bounds for a given radius from the base position def bounds(radius) latradius = 2 * asin(sqrt(sin(radius / 6372.795 / 2) ** 2)) - lonradius = 2 * asin(sqrt(sin(radius / 6372.795 / 2) ** 2 / cos(@lat) ** 2)) + + begin + lonradius = 2 * asin(sqrt(sin(radius / 6372.795 / 2) ** 2 / cos(@lat) ** 2)) + rescue Errno::EDOM + lonradius = PI + end + minlat = (@lat - latradius) * 180 / PI maxlat = (@lat + latradius) * 180 / PI minlon = (@lon - lonradius) * 180 / PI maxlon = (@lon + lonradius) * 180 / PI - return { :minlat => minlat, :maxlat => maxlat, :minlon => minlon, :maxlon => maxlon } - end - end - - class GeoRSS - def initialize(feed_title='OpenStreetMap GPS Traces', feed_description='OpenStreetMap GPS Traces', feed_url='http://www.openstreetmap.org/traces/') - @doc = XML::Document.new - @doc.encoding = XML::Encoding::UTF_8 - - rss = XML::Node.new 'rss' - @doc.root = rss - rss['version'] = "2.0" - rss['xmlns:geo'] = "http://www.w3.org/2003/01/geo/wgs84_pos#" - @channel = XML::Node.new 'channel' - rss << @channel - title = XML::Node.new 'title' - title << feed_title - @channel << title - description_el = XML::Node.new 'description' - @channel << description_el - - description_el << feed_description - link = XML::Node.new 'link' - link << feed_url - @channel << link - image = XML::Node.new 'image' - @channel << image - url = XML::Node.new 'url' - url << 'http://www.openstreetmap.org/images/mag_map-rss2.0.png' - image << url - title = XML::Node.new 'title' - title << "OpenStreetMap" - image << title - width = XML::Node.new 'width' - width << '100' - image << width - height = XML::Node.new 'height' - height << '100' - image << height - link = XML::Node.new 'link' - link << feed_url - image << link - end - - def add(latitude=0, longitude=0, title_text='dummy title', author_text='anonymous', url='http://www.example.com/', description_text='dummy description', timestamp=DateTime.now) - item = XML::Node.new 'item' - - title = XML::Node.new 'title' - item << title - title << title_text - link = XML::Node.new 'link' - link << url - item << link - - guid = XML::Node.new 'guid' - guid << url - item << guid - - description = XML::Node.new 'description' - description << description_text - item << description - - author = XML::Node.new 'author' - author << author_text - item << author - - pubDate = XML::Node.new 'pubDate' - pubDate << timestamp.to_s(:rfc822) - item << pubDate - - if latitude - lat_el = XML::Node.new 'geo:lat' - lat_el << latitude.to_s - item << lat_el - end - if longitude - lon_el = XML::Node.new 'geo:long' - lon_el << longitude.to_s - item << lon_el - end - - @channel << item + return { :minlat => minlat, :maxlat => maxlat, :minlon => minlon, :maxlon => maxlon } end - def to_s - return @doc.to_s + # get the SQL to use to calculate distance + def sql_for_distance(lat_field, lon_field) + "6372.795 * 2 * asin(sqrt(power(sin((radians(#{lat_field}) - #{@lat}) / 2), 2) + cos(#{@lat}) * cos(radians(#{lat_field})) * power(sin((radians(#{lon_field}) - #{@lon})/2), 2)))" end end @@ -411,21 +422,30 @@ module OSM doc = XML::Document.new doc.encoding = XML::Encoding::UTF_8 root = XML::Node.new 'osm' - root['version'] = API_VERSION + root['version'] = API_VERSION.to_s root['generator'] = GENERATOR + root['copyright'] = COPYRIGHT_OWNER + root['attribution'] = ATTRIBUTION_URL + root['license'] = LICENSE_URL doc.root = root return doc end end - def self.IPLocation(ip_address) - Timeout::timeout(4) do - Net::HTTP.start('api.hostip.info') do |http| - country = http.get("/country.php?ip=#{ip_address}").body - country = "GB" if country == "UK" - country = Country.find_by_code(country) - return { :minlon => country.min_lon, :minlat => country.min_lat, :maxlon => country.max_lon, :maxlat => country.max_lat } + def self.IPToCountry(ip_address) + Timer.timeout(4) do + ipinfo = Quova::IpInfo.new(ip_address) + + if ipinfo.status == Quova::Success then + country = ipinfo.country_code + else + Net::HTTP.start('api.hostip.info') do |http| + country = http.get("/country.php?ip=#{ip_address}").body + country = "GB" if country == "UK" + end end + + return country.upcase end return nil @@ -433,6 +453,23 @@ module OSM return nil end + def self.IPLocation(ip_address) + code = OSM.IPToCountry(ip_address) + + if code and country = Country.find_by_code(code) + return { :minlon => country.min_lon, :minlat => country.min_lat, :maxlon => country.max_lon, :maxlat => country.max_lat } + end + + return nil + end + + # Parse a float, raising a specified exception on failure + def self.parse_float(str, klass, *args) + Float(str) + rescue + raise klass.new(*args) + end + # Construct a random token of a given length def self.make_token(length = 30) chars = 'abcdefghijklmnopqrtuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789' @@ -445,22 +482,18 @@ module OSM return token end - # Return an encrypted version of a password - def self.encrypt_password(password, salt) - return Digest::MD5.hexdigest(password) if salt.nil? - return Digest::MD5.hexdigest(salt + password) - end - # Return an SQL fragment to select a given area of the globe - def self.sql_for_area(minlat, minlon, maxlat, maxlon, prefix = nil) - tilesql = QuadTile.sql_for_area(minlat, minlon, maxlat, maxlon, prefix) - minlat = (minlat * 10000000).round - minlon = (minlon * 10000000).round - maxlat = (maxlat * 10000000).round - maxlon = (maxlon * 10000000).round - - return "#{tilesql} AND #{prefix}latitude BETWEEN #{minlat} AND #{maxlat} AND #{prefix}longitude BETWEEN #{minlon} AND #{maxlon}" - end + def self.sql_for_area(bbox, prefix = nil) + tilesql = QuadTile.sql_for_area(bbox, prefix) + bbox = bbox.to_scaled + return "#{tilesql} AND #{prefix}latitude BETWEEN #{bbox.min_lat} AND #{bbox.max_lat} " + + "AND #{prefix}longitude BETWEEN #{bbox.min_lon} AND #{bbox.max_lon}" + end + def self.legal_text_for_country(country_code) + file_name = File.join(Rails.root, "config", "legales", country_code.to_s + ".yml") + file_name = File.join(Rails.root, "config", "legales", DEFAULT_LEGALE + ".yml") unless File.exist? file_name + YAML::load_file(file_name) + end end