Added a :display_name option for the changesets query code.

diff --git a/app/controllers/changeset_controller.rb b/app/controllers/changeset_controller.rb
index c67f4abd5e69c81a7ae68f860abbc5476f1a0193..7573a1803f52e54a3da136212ddc2f03113d1ad0 100644 (file)
--- a/app/controllers/changeset_controller.rb
+++ b/app/controllers/changeset_controller.rb
@@ -206,7 +206,7 @@ class ChangesetController < ApplicationController
     # create the conditions that the user asked for. some or all of
     # these may be nil.
     conditions = conditions_bbox(params['bbox'])
-    conditions = cond_merge conditions, conditions_user(params['user'])
+    conditions = cond_merge conditions, conditions_user(params['user'], params['display_name'])
     conditions = cond_merge conditions, conditions_time(params['time'])
     conditions = cond_merge conditions, conditions_open(params['open'])
     conditions = cond_merge conditions, conditions_closed(params['closed'])
@@ -352,12 +352,23 @@ private
 
   ##
   # restrict changesets to those by a particular user
-  def conditions_user(user)
-    unless user.nil?
-      # user input checking, we don't have any UIDs < 1
-      raise OSM::APIBadUserInput.new("invalid user ID") if user.to_i < 1
+  def conditions_user(user, name)
+    unless user.nil? and name.nil?
+      # shouldn't provide both name and UID
+      raise OSM::APIBadUserInput.new("provide either the user ID or display name, but not both") if user and name
+
+      # use either the name or the UID to find the user which we're selecting on.
+      u = if name.nil?
+            # user input checking, we don't have any UIDs < 1
+            raise OSM::APIBadUserInput.new("invalid user ID") if user.to_i < 1
+            u = User.find(user.to_i)
+          else
+            u = User.find_by_display_name(name)
+          end
+
+      # make sure we found a user
+      raise OSM::APINotFoundError.new if u.nil?
 
-      u = User.find(user.to_i)
       # should be able to get changesets of public users only, or 
       # our own changesets regardless of public-ness.
       unless u.data_public?

diff --git a/test/functional/changeset_controller_test.rb b/test/functional/changeset_controller_test.rb
index b02f556c9faf04c5cb6a556f88ab6037206df5b1..76ec0866adcf9899df439126009147ef95b583cd 100644 (file)
--- a/test/functional/changeset_controller_test.rb
+++ b/test/functional/changeset_controller_test.rb
@@ -1337,16 +1337,32 @@ EOF
     assert_response :success, "can't get changesets in bbox"
     assert_changesets [1]
 
+    # not found when looking for changesets of non-existing users
+    get :query, :user => User.maximum(:id) + 1
+    assert_response :not_found
+    get :query, :display_name => " "
+    assert_response :not_found
+
     # can't get changesets of user 1 without authenticating
     get :query, :user => users(:normal_user).id
-    assert_response :not_found, "shouldn't be able to get changesets by non-public user"
+    assert_response :not_found, "shouldn't be able to get changesets by non-public user (ID)"
+    get :query, :display_name => users(:normal_user).display_name
+    assert_response :not_found, "shouldn't be able to get changesets by non-public user (name)"
 
     # but this should work
     basic_authorization "test@openstreetmap.org", "test"
     get :query, :user => users(:normal_user).id
-    assert_response :success, "can't get changesets by user"
+    assert_response :success, "can't get changesets by user ID"
     assert_changesets [1,3,6]
 
+    get :query, :display_name => users(:normal_user).display_name
+    assert_response :success, "can't get changesets by user name"
+    assert_changesets [1,3,6]
+
+    # check that the correct error is given when we provide both UID and name
+    get :query, :user => users(:normal_user).id, :display_name => users(:normal_user).display_name
+    assert_response :bad_request, "should be a bad request to have both ID and name specified"
+
     get :query, :user => users(:normal_user).id, :open => true
     assert_response :success, "can't get changesets by user and open"
     assert_changesets [1]