# The base class for API Errors.
class APIError < RuntimeError
- def render_opts
- { :text => "Generic API Error", :status => :internal_server_error, :content_type => "text/plain" }
+ def status
+ :internal_server_error
end
def to_s
# Raised when an API object is not found.
class APINotFoundError < APIError
- def render_opts
- { :text => "The API wasn't found", :status => :not_found, :content_type => "text/plain" }
+ def status
+ :not_found
+ end
+
+ def to_s
+ "Object not found"
end
end
def initialize(message = "")
@message = message
end
-
- def render_opts
- { :text => "Precondition failed: #{@message}", :status => :precondition_failed, :content_type => "text/plain" }
+
+ def status
+ :precondition_failed
end
def to_s
end
attr_reader :object, :object_id
+
+ def status
+ :gone
+ end
- def render_opts
- { :text => "The #{object} with the id #{object_id} has already been deleted", :status => :gone, :content_type => "text/plain" }
+ def to_s
+ "The #{object} with the id #{object_id} has already been deleted"
end
end
# Raised when the user logged in isn't the same as the changeset
class APIUserChangesetMismatchError < APIError
- def render_opts
- { :text => "The user doesn't own that changeset", :status => :conflict, :content_type => "text/plain" }
+ def status
+ :conflict
+ end
+
+ def to_s
+ "The user doesn't own that changeset"
end
end
end
attr_reader :changeset
-
- def render_opts
- { :text => "The changeset #{@changeset.id} was closed at #{@changeset.closed_at}.", :status => :conflict, :content_type => "text/plain" }
+
+ def status
+ :conflict
+ end
+
+ def to_s
+ "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 render_opts
- { :text => "You need to supply a changeset to be able to make a change", :status => :conflict, :content_type => "text/plain" }
+ def status
+ :conflict
end
-
+
def to_s
- "You need to supply a changeset to be able to make a change"
+ "You need to supply a changeset to be able to make a change"
end
end
def initialize(provided, allowed)
@provided, @allowed = provided, allowed
end
-
- def render_opts
- { :text => "Changeset mismatch: Provided #{@provided} but only " +
- "#{@allowed} is allowed.", :status => :conflict, :content_type => "text/plain" }
+
+ def status
+ :conflict
+ end
+
+ def to_s
+ "Changeset mismatch: Provided #{@provided} but only #{@allowed} is allowed"
end
end
def initialize(provided)
@provided = provided
end
+
+ def status
+ :bad_request
+ end
- def render_opts
- { :text => "Unknown action #{@provided}, choices are create, modify, delete.",
- :status => :bad_request, :content_type => "text/plain" }
+ def to_s
+ "Unknown action #{@provided}, choices are create, modify, delete"
end
end
@model, @xml, @message = model, xml, message
end
- def render_opts
- { :text => "Cannot parse valid #{@model} from xml string #{@xml}. #{@message}",
- :status => :bad_request, :content_type => "text/plain" }
+ def status
+ :bad_request
+ end
+
+ def to_s
+ "Cannot parse valid #{@model} from xml string #{@xml}. #{@message}"
end
end
attr_reader :provided, :latest, :id, :type
- def render_opts
- { :text => "Version mismatch: Provided " + provided.to_s +
- ", server had: " + latest.to_s + " of " + type + " " + id.to_s,
- :status => :conflict, :content_type => "text/plain" }
+ def status
+ :conflict
end
-
+
def to_s
- "Version mismatch: Provided " + provided.to_s + ", server had: " + latest.to_s + " of " + type + " " + id.to_s
+ "Version mismatch: Provided #{provided}, server had: #{latest} of #{type} #{id}"
end
end
attr_reader :type, :id, :tag_key
- def render_opts
- { :text => "Element #{@type}/#{@id} has duplicate tags with key #{@tag_key}.",
- :status => :bad_request, :content_type => "text/plain" }
+ def status
+ :bad_request
+ end
+
+ def to_s
+ "Element #{@type}/#{@id} has duplicate tags with key #{@tag_key}"
end
end
end
attr_reader :provided, :max
+
+ def status
+ :bad_request
+ end
- def render_opts
- { :text => "You tried to add #{provided} nodes to the way, however only #{max} are allowed",
- :status => :bad_request, :content_type => "text/plain" }
+ def to_s
+ "You tried to add #{provided} nodes to the way, however only #{max} are allowed"
end
end
@message = message
end
- def render_opts
- { :text => @message, :content_type => "text/plain", :status => :bad_request }
+ def status
+ :bad_request
+ end
+
+ def to_s
+ @message
+ 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
+ def initialize(supported_method)
+ @supported_method = supported_method
+ end
+
+ def status
+ :method_not_allowed
+ end
+
+ def to_s
+ "Only method #{@supported_method} is supported on this URI"
+ end
+ end
+
+ ##
+ # raised when an API call takes too long
+ class APITimeoutError < APIError
+ def status
+ :request_timeout
+ end
+
+ def to_s
+ "Request timed out"
end
end
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
projects / rails.git / blobdiff