openstreetmap-website/app/controllers/changesets_controller.rb
2025-01-22 19:50:41 +03:00

137 lines
5.3 KiB
Ruby

# The ChangesetController is the RESTful interface to Changeset objects
class ChangesetsController < ApplicationController
include UserMethods
layout "site"
before_action :authorize_web
before_action :set_locale
before_action -> { check_database_readable(:need_api => true) }
before_action :require_oauth, :only => :show
authorize_resource
around_action :web_timeout
##
# list non-empty changesets in reverse chronological order
def index
param! :max_id, Integer, :min => 1
@params = params.permit(:display_name, :bbox, :friends, :nearby, :max_id, :list)
if request.format == :atom && @params[:max_id]
redirect_to url_for(@params.merge(:max_id => nil)), :status => :moved_permanently
return
end
if @params[:display_name]
user = User.find_by(:display_name => @params[:display_name])
if !user || !user.active?
render_unknown_user @params[:display_name]
return
end
end
if (@params[:friends] || @params[:nearby]) && !current_user
require_user
return
end
if request.format == :html && !@params[:list]
require_oauth
render :action => :history, :layout => map_layout
else
changesets = conditions_nonempty(Changeset.all)
if @params[:display_name]
changesets = if user.data_public? || user == current_user
changesets.where(:user => user)
else
changesets.where("false")
end
elsif @params[:bbox]
changesets = conditions_bbox(changesets, BoundingBox.from_bbox_params(params))
elsif @params[:friends] && current_user
changesets = changesets.where(:user => current_user.followings.identifiable)
elsif @params[:nearby] && current_user
changesets = changesets.where(:user => current_user.nearby)
end
changesets = changesets.where(:changesets => { :id => ..@params[:max_id] }) if @params[:max_id]
@changesets = changesets.order("changesets.id DESC").limit(20).preload(:user, :changeset_tags, :comments)
render :action => :index, :layout => false
end
end
##
# list edits as an atom feed
def feed
index
end
def show
@type = "changeset"
@changeset = Changeset.find(params[:id])
case turbo_frame_request_id
when "changeset_nodes"
@node_pages, @nodes = paginate(:old_nodes, :conditions => { :changeset_id => @changeset.id }, :order => [:node_id, :version], :per_page => 20, :parameter => "node_page")
render :partial => "elements", :locals => { :type => "node", :elements => @nodes, :pages => @node_pages }
when "changeset_ways"
@way_pages, @ways = paginate(:old_ways, :conditions => { :changeset_id => @changeset.id }, :order => [:way_id, :version], :per_page => 20, :parameter => "way_page")
render :partial => "elements", :locals => { :type => "way", :elements => @ways, :pages => @way_pages }
when "changeset_relations"
@relation_pages, @relations = paginate(:old_relations, :conditions => { :changeset_id => @changeset.id }, :order => [:relation_id, :version], :per_page => 20, :parameter => "relation_page")
render :partial => "elements", :locals => { :type => "relation", :elements => @relations, :pages => @relation_pages }
else
@comments = if current_user&.moderator?
@changeset.comments.unscope(:where => :visible).includes(:author)
else
@changeset.comments.includes(:author)
end
@node_pages, @nodes = paginate(:old_nodes, :conditions => { :changeset_id => @changeset.id }, :order => [:node_id, :version], :per_page => 20, :parameter => "node_page")
@way_pages, @ways = paginate(:old_ways, :conditions => { :changeset_id => @changeset.id }, :order => [:way_id, :version], :per_page => 20, :parameter => "way_page")
@relation_pages, @relations = paginate(:old_relations, :conditions => { :changeset_id => @changeset.id }, :order => [:relation_id, :version], :per_page => 20, :parameter => "relation_page")
if @changeset.user.active? && @changeset.user.data_public?
changesets = conditions_nonempty(@changeset.user.changesets)
@next_by_user = changesets.where("id > ?", @changeset.id).reorder(:id => :asc).first
@prev_by_user = changesets.where(:id => ...@changeset.id).reorder(:id => :desc).first
end
render :layout => map_layout
end
rescue ActiveRecord::RecordNotFound
render :template => "browse/not_found", :status => :not_found, :layout => map_layout
end
private
#------------------------------------------------------------
# utility functions below.
#------------------------------------------------------------
##
# if a bounding box was specified do some sanity checks.
# restrict changesets to those enclosed by a bounding box
def conditions_bbox(changesets, bbox)
if bbox
bbox.check_boundaries
bbox = bbox.to_scaled
changesets.where("min_lon < ? and max_lon > ? and min_lat < ? and max_lat > ?",
bbox.max_lon.to_i, bbox.min_lon.to_i,
bbox.max_lat.to_i, bbox.min_lat.to_i)
else
changesets
end
end
##
# eliminate empty changesets (where the bbox has not been set)
# this should be applied to all changeset list displays
def conditions_nonempty(changesets)
changesets.where("num_changes > 0")
end
end