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, :only => [:download]
+ before_action :set_request_formats, :except => [:create, :close, :upload]
around_action :api_call_handle_error
around_action :api_call_timeout, :except => [:upload]
# 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"
- end
-
##
# marks a changeset as closed. this may be called multiple times
# on the same changeset, so is idempotent.
##
# 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)
render "changesets"
+
+ respond_to do |format|
+ format.xml
+ format.json
+ end
end
##
check_changeset_consistency(@changeset, current_user)
@changeset.update_from(new_changeset, current_user)
render "changeset"
+
+ respond_to do |format|
+ format.xml
+ format.json
+ end
end
##
# Return a copy of the updated changeset
@changeset = changeset
render "changeset"
+
+ respond_to do |format|
+ format.xml
+ format.json
+ end
end
##
# Return a copy of the updated changeset
@changeset = changeset
render "changeset"
+
+ respond_to do |format|
+ format.xml
+ format.json
+ end
end
private
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
times = time.split(",")
raise OSM::APIBadUserInput, "bad time range" if times.size != 2
- from, to = times.collect { |t| Time.parse(t) }
+ from, to = times.collect { |t| Time.parse(t).utc }
changesets.where("closed_at >= ? and created_at <= ?", from, to)
else
# if there is no comma, assume its a lower limit on time
- changesets.where("closed_at >= ?", Time.parse(time))
+ changesets.where("closed_at >= ?", Time.parse(time).utc)
end
# stupid Time seems to throw both of these for bad parsing, so
# we have to catch both and ensure the correct code path is taken.
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
else
changesets.where("closed_at >= ? and num_changes <= ?",
- Time.now.getutc, Changeset::MAX_ELEMENTS)
+ Time.now.utc, Changeset::MAX_ELEMENTS)
end
end
changesets
else
changesets.where("closed_at < ? or num_changes > ?",
- Time.now.getutc, Changeset::MAX_ELEMENTS)
+ Time.now.utc, Changeset::MAX_ELEMENTS)
end
end
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