class ChangesetsController < ApiController
require "xml/libxml"
+ before_action :check_api_writable, :only => [:create, :update, :upload, :subscribe, :unsubscribe]
+ before_action :check_api_readable, :except => [:create, :update, :upload, :download, :query, :subscribe, :unsubscribe]
before_action :authorize, :only => [:create, :update, :upload, :close, :subscribe, :unsubscribe]
authorize_resource
before_action :require_public_data, :only => [:create, :update, :upload, :close, :subscribe, :unsubscribe]
- before_action :check_api_writable, :only => [:create, :update, :upload, :subscribe, :unsubscribe]
- before_action :check_api_readable, :except => [:create, :update, :upload, :download, :query, :subscribe, :unsubscribe]
before_action :set_request_formats, :except => [:create, :close, :upload]
around_action :api_call_handle_error
# Helper methods for checking consistency
include ConsistencyValidations
+ ##
+ # Return XML giving the basic info about the changeset. Does not
+ # return anything about the nodes, ways and relations in the changeset.
+ def show
+ @changeset = Changeset.find(params[:id])
+ @include_discussion = params[:include_discussion].presence
+ render "changeset"
+
+ respond_to do |format|
+ format.xml
+ format.json
+ end
+ end
+
# Create a changeset from XML.
def create
assert_method :put
render :plain => cs.id.to_s
end
- ##
- # Return XML giving the basic info about the changeset. Does not
- # return anything about the nodes, ways and relations in the changeset.
- def show
- @changeset = Changeset.find(params[:id])
- @include_discussion = params[:include_discussion].presence
- render "changeset"
-
- respond_to do |format|
- format.xml
- format.json
- end
- end
-
##
# marks a changeset as closed. this may be called multiple times
# on the same changeset, so is idempotent.
diff_reader = DiffReader.new(request.raw_post, changeset)
Changeset.transaction do
result = diff_reader.commit
+ # the number of changes in this changeset has already been
+ # updated and is visible in this transaction so we don't need
+ # to allow for any more when checking the limit
+ check_rate_limit(0)
render :xml => result.to_s
end
end
##
# query changesets by bounding box, time, user or open/closed status.
def query
+ raise OSM::APIBadUserInput, "cannot use order=oldest with time" if params[:time] && params[:order] == "oldest"
+
# find any bounding box
bbox = BoundingBox.from_bbox_params(params) if params["bbox"]
changesets = conditions_bbox(changesets, bbox)
changesets = conditions_user(changesets, params["user"], params["display_name"])
changesets = conditions_time(changesets, params["time"])
+ changesets = conditions_from_to(changesets, params["from"], params["to"])
changesets = conditions_open(changesets, params["open"])
changesets = conditions_closed(changesets, params["closed"])
changesets = conditions_ids(changesets, params["changesets"])
- # sort and limit the changesets
- changesets = changesets.order("created_at DESC").limit(100)
+ # sort the changesets
+ changesets = if params[:order] == "oldest"
+ changesets.order(:created_at => :asc)
+ else
+ changesets.order(:created_at => :desc)
+ end
+
+ # limit the result
+ changesets = changesets.limit(result_limit)
# preload users, tags and comments, and render result
@changesets = changesets.preload(:user, :changeset_tags, :comments)
##
# if a bounding box was specified do some sanity checks.
# restrict changesets to those enclosed by a bounding box
- # we need to return both the changesets and the bounding box
def conditions_bbox(changesets, bbox)
if bbox
bbox.check_boundaries
# user input checking, we don't have any UIDs < 1
raise OSM::APIBadUserInput, "invalid user ID" if user.to_i < 1
- u = User.find(user.to_i)
+ u = User.find_by(:id => user.to_i)
else
u = User.find_by(:display_name => name)
end
raise OSM::APINotFoundError if current_user.nil? || current_user != u
end
- changesets.where(:user_id => u.id)
+ changesets.where(:user => u)
end
end
##
- # restrict changes to those closed during a particular time period
+ # restrict changesets to those during a particular time period
def conditions_time(changesets, time)
if time.nil?
changesets
raise OSM::APIBadUserInput, e.message.to_s
end
+ ##
+ # restrict changesets to those opened during a particular time period
+ # works similar to from..to of notes controller, including the requirement of 'from' when specifying 'to'
+ def conditions_from_to(changesets, from, to)
+ if from
+ begin
+ from = Time.parse(from).utc
+ rescue ArgumentError
+ raise OSM::APIBadUserInput, "Date #{from} is in a wrong format"
+ end
+
+ begin
+ to = if to
+ Time.parse(to).utc
+ else
+ Time.now.utc
+ end
+ rescue ArgumentError
+ raise OSM::APIBadUserInput, "Date #{to} is in a wrong format"
+ end
+
+ changesets.where(:created_at => from..to)
+ else
+ changesets
+ end
+ end
+
##
# return changesets which are open (haven't been closed yet)
# we do this by seeing if the 'closed at' time is in the future. Also if we've
changesets.where(:id => ids)
end
end
+
+ ##
+ # Get the maximum number of results to return
+ def result_limit
+ if params[:limit]
+ if params[:limit].to_i.positive? && params[:limit].to_i <= Settings.max_changeset_query_limit
+ params[:limit].to_i
+ else
+ raise OSM::APIBadUserInput, "Changeset limit must be between 1 and #{Settings.max_changeset_query_limit}"
+ end
+ else
+ Settings.default_changeset_query_limit
+ end
+ end
end
end
projects / rails.git / blobdiff