# The OSM module provides support functions for OSM.
module OSM
-
- require 'time'
- require 'rexml/parsers/sax2parser'
- require 'rexml/text'
- require 'xml/libxml'
- require 'digest/md5'
- require 'RMagick'
- require 'nokogiri'
+ require "time"
+ require "rexml/parsers/sax2parser"
+ require "rexml/text"
+ require "xml/libxml"
+
+ if defined?(SystemTimer)
+ Timer = SystemTimer
+ else
+ require "timeout"
+ Timer = Timeout
+ end
# The base class for API Errors.
class APIError < RuntimeError
end
end
+ # Raised when access is denied.
+ class APIAccessDenied < RuntimeError
+ def status
+ :forbidden
+ end
+
+ def to_s
+ "Access denied"
+ end
+ end
+
# Raised when an API object is not found.
class APINotFoundError < APIError
def status
# Raised when to delete an already-deleted object.
class APIAlreadyDeletedError < APIError
def initialize(object = "object", object_id = "")
- @object, @object_id = object, object_id
+ @object = object
+ @object_id = object_id
end
attr_reader :object, :object_id
end
end
+ # Raised when the changeset provided is not yet closed
+ class APIChangesetNotYetClosedError < APIError
+ def initialize(changeset)
+ @changeset = changeset
+ end
+
+ attr_reader :changeset
+
+ def status
+ :conflict
+ end
+
+ def to_s
+ "The changeset #{@changeset.id} is not yet closed."
+ end
+ end
+
+ # Raised when a user is already subscribed to the changeset
+ class APIChangesetAlreadySubscribedError < APIError
+ def initialize(changeset)
+ @changeset = changeset
+ end
+
+ attr_reader :changeset
+
+ def status
+ :conflict
+ end
+
+ def to_s
+ "You are already subscribed to changeset #{@changeset.id}."
+ end
+ end
+
+ # Raised when a user is not subscribed to the changeset
+ class APIChangesetNotSubscribedError < APIError
+ def initialize(changeset)
+ @changeset = changeset
+ end
+
+ attr_reader :changeset
+
+ def status
+ :not_found
+ end
+
+ def to_s
+ "You are not subscribed to changeset #{@changeset.id}."
+ end
+ end
+
# Raised when a change is expecting a changeset, but the changeset doesn't exist
class APIChangesetMissingError < APIError
def status
# the changeset ID that the diff was uploaded to.
class APIChangesetMismatchError < APIError
def initialize(provided, allowed)
- @provided, @allowed = provided, allowed
+ @provided = provided
+ @allowed = allowed
end
def status
# Raised when bad XML is encountered which stops things parsing as
# they should.
class APIBadXMLError < APIError
- def initialize(model, xml, message="")
- @model, @xml, @message = model, xml, message
+ def initialize(model, xml, message = "")
+ @model = model
+ @xml = xml
+ @message = message
end
def status
# Raised when the provided version is not equal to the latest in the db.
class APIVersionMismatchError < APIError
def initialize(id, type, provided, latest)
- @id, @type, @provided, @latest = id, type, provided, latest
+ @id = id
+ @type = type
+ @provided = provided
+ @latest = latest
end
attr_reader :provided, :latest, :id, :type
# this is now forbidden by the API.
class APIDuplicateTagsError < APIError
def initialize(type, id, tag_key)
- @type, @id, @tag_key = type, id, tag_key
+ @type = type
+ @id = id
+ @tag_key = tag_key
end
attr_reader :type, :id, :tag_key
# This prevents ways from being to long and difficult to work with
class APITooManyWayNodesError < APIError
def initialize(id, provided, max)
- @id, @provided, @max = id, provided, max
+ @id = id
+ @provided = provided
+ @max = max
end
attr_reader :id, :provided, :max
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
- #init me with your bounding box and the size of your image
+ # init me with your bounding box and the size of your image
def initialize(min_lat, min_lon, max_lat, max_lon, width, height)
xsize = xsheet(max_lon) - xsheet(min_lon)
ysize = ysheet(max_lat) - ysheet(min_lat)
@by = ysheet(max_lat) + ypad / 2
end
- #the following two functions will give you the x/y on the entire sheet
+ # the following two functions will give you the x/y on the entire sheet
def ysheet(lat)
log(tan(PI / 4 + (lat * PI / 180 / 2))) / (PI / 180)
lon
end
- #and these two will give you the right points on your image. all the constants can be reduced to speed things up. FIXME
+ # and these two will give you the right points on your image. all the constants can be reduced to speed things up. FIXME
def y(lat)
- return @height - ((ysheet(lat) - @ty) / (@by - @ty) * @height)
+ @height - ((ysheet(lat) - @ty) / (@by - @ty) * @height)
end
def x(lon)
- return ((xsheet(lon) - @tx) / (@bx - @tx) * @width)
+ ((xsheet(lon) - @tx) / (@bx - @tx) * @width)
end
end
def distance(lat, lon)
lat = lat * PI / 180
lon = lon * PI / 180
- return 6372.795 * 2 * asin(sqrt(sin((lat - @lat) / 2) ** 2 + cos(@lat) * cos(lat) * sin((lon - @lon)/2) ** 2))
+ 6372.795 * 2 * asin(sqrt(sin((lat - @lat) / 2)**2 + cos(@lat) * cos(lat) * sin((lon - @lon) / 2)**2))
end
# 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))
+ latradius = 2 * asin(sqrt(sin(radius / 6372.795 / 2)**2))
begin
- lonradius = 2 * asin(sqrt(sin(radius / 6372.795 / 2) ** 2 / cos(@lat) ** 2))
- rescue Errno::EDOM
+ lonradius = 2 * asin(sqrt(sin(radius / 6372.795 / 2)**2 / cos(@lat)**2))
+ rescue Errno::EDOM, Math::DomainError
lonradius = PI
end
minlon = (@lon - lonradius) * 180 / PI
maxlon = (@lon + lonradius) * 180 / PI
- return { :minlat => minlat, :maxlat => maxlat, :minlon => minlon, :maxlon => maxlon }
+ { :minlat => minlat, :maxlat => maxlat, :minlon => minlon, :maxlon => maxlon }
end
# get the SQL to use to calculate distance
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
- end
-
- def to_s
- return @doc.to_s
- end
- end
-
class API
def get_xml_doc
doc = XML::Document.new
doc.encoding = XML::Encoding::UTF_8
- root = XML::Node.new 'osm'
- root['version'] = API_VERSION
- root['generator'] = GENERATOR
+ root = XML::Node.new "osm"
+ 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
+ doc
end
end
- def self.IPLocation(ip_address)
- Timeout::timeout(4) do
- ipinfo = Quova::IpInfo.new(ip_address)
+ def self.ip_to_country(ip_address)
+ ipinfo = geoip_database.country(ip_address) if defined?(GEOIP_DATABASE)
- 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
+ if ipinfo
+ country = ipinfo.country_code2
+ else
+ country = http_client.get("http://api.hostip.info/country.php?ip=#{ip_address}").body
+ country = "GB" if country == "UK"
+ end
- country = Country.find_by_code(country.upcase)
+ return country
+ rescue StandardError
+ return nil
+ end
+
+ def self.ip_location(ip_address)
+ code = OSM.ip_to_country(ip_address)
+ if code && country = Country.find(code)
return { :minlon => country.min_lon, :minlat => country.min_lat, :maxlon => country.max_lon, :maxlat => country.max_lat }
end
- return nil
- rescue Exception
- return nil
+ 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'
- token = ''
+ chars = "abcdefghijklmnopqrtuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
+ token = ""
length.times do
token += chars[(rand * chars.length).to_i].chr
end
- 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)
+ token
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
+ 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 #{minlat} AND #{maxlat} AND #{prefix}longitude BETWEEN #{minlon} AND #{maxlon}"
+ "#{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
+ # Return the terms and conditions text for a given country
+ def self.legal_text_for_country(country_code)
+ file_name = Rails.root.join("config", "legales", country_code.to_s + ".yml")
+ file_name = Rails.root.join("config", "legales", DEFAULT_LEGALE + ".yml") unless File.exist? file_name
+ YAML.load_file(file_name)
+ end
- link_proportion = link_size.to_f / doc.content.length.to_f
- else
- link_proportion = 0
- end
+ # Return the HTTP client to use
+ def self.http_client
+ @http_client ||= Faraday.new
+ end
- return [link_proportion - 0.2, 0.0].max * 200 + link_count * 20
+ # Return the GeoIP database handle
+ def self.geoip_database
+ @geoip_database ||= GeoIP.new(GEOIP_DATABASE) if defined?(GEOIP_DATABASE)
end
end
projects / rails.git / blobdiff