require 'xml/libxml'
require 'digest/md5'
require 'RMagick'
+ require 'nokogiri'
# The base class for API Errors.
class APIError < RuntimeError
end
def status
- :precondition_failed
+ :precondition_failed
end
def to_s
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
"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
"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
def status
:bad_request
end
-
+
def to_s
"Unknown action #{@provided}, choices are create, modify, delete"
end
"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
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
# 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
+
+ # 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
class GeoRSS
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
doc.root = root
return doc
end
end
- def self.IPLocation(ip_address)
+ def self.IPToCountry(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 }
+ 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
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
+
# Construct a random token of a given length
def self.make_token(length = 30)
chars = 'abcdefghijklmnopqrtuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'
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}"
+ 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
+ # Return a spam score for a chunk of text
+ def self.spam_score(text)
+ link_count = 0
+ link_size = 0
+
+ doc = Nokogiri::HTML(text)
+
+ if doc.content.length > 0
+ doc.xpath("//a").each do |link|
+ link_count += 1
+ link_size += link.content.length
+ end
+ link_proportion = link_size.to_f / doc.content.length.to_f
+ else
+ link_proportion = 0
+ end
+
+ return [link_proportion - 0.2, 0.0].max * 200 + link_count * 20
+ 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