Merge remote-tracking branch 'upstream/pull/2009'

[rails.git] / app / controllers / amf_controller.rb

diff --git a/app/controllers/amf_controller.rb b/app/controllers/amf_controller.rb
index 9cd6857483982e89cb8c5feec0098ee774a540d2..4f6adae5da6b08dd38b763f5aff392e53d359ce2 100644 (file)
--- a/app/controllers/amf_controller.rb
+++ b/app/controllers/amf_controller.rb
@@ -46,7 +46,7 @@ class AmfController < ApplicationController
 
   def amf_read
     self.status = :ok
 
   def amf_read
     self.status = :ok

-    self.content_type = Mime::AMF
+    self.content_type = Mime[:amf]

     self.response_body = Dispatcher.new(request.raw_post) do |message, *args|
       logger.info("Executing AMF #{message}(#{args.join(',')})")
 
     self.response_body = Dispatcher.new(request.raw_post) do |message, *args|
       logger.info("Executing AMF #{message}(#{args.join(',')})")
 


@@ -74,7 +74,7 @@ class AmfController < ApplicationController
     err = false                       # Abort batch on error
 
     self.status = :ok
     err = false                       # Abort batch on error
 
     self.status = :ok

-    self.content_type = Mime::AMF
+    self.content_type = Mime[:amf]

     self.response_body = Dispatcher.new(request.raw_post) do |message, *args|
       logger.info("Executing AMF #{message}")
 
     self.response_body = Dispatcher.new(request.raw_post) do |message, *args|
       logger.info("Executing AMF #{message}")
 


@@ -86,14 +86,14 @@ class AmfController < ApplicationController
           orn = renumberednodes.dup
           result = putway(renumberednodes, *args)
           result[4] = renumberednodes.reject { |k, _v| orn.key?(k) }
           orn = renumberednodes.dup
           result = putway(renumberednodes, *args)
           result[4] = renumberednodes.reject { |k, _v| orn.key?(k) }

-          renumberedways[result[2]] = result[3] if result[0] == 0 && result[2] != result[3]
+          renumberedways[result[2]] = result[3] if result[0].zero? && result[2] != result[3]

         when "putrelation" then
           result = putrelation(renumberednodes, renumberedways, *args)
         when "deleteway" then
           result = deleteway(*args)
         when "putpoi" then
           result = putpoi(*args)
         when "putrelation" then
           result = putrelation(renumberednodes, renumberedways, *args)
         when "deleteway" then
           result = deleteway(*args)
         when "putpoi" then
           result = putpoi(*args)

-          renumberednodes[result[2]] = result[3] if result[0] == 0 && result[2] != result[3]
+          renumberednodes[result[2]] = result[3] if result[0].zero? && result[2] != result[3]

         when "startchangeset" then
           result = startchangeset(*args)
         end
         when "startchangeset" then
           result = startchangeset(*args)
         end


@@ -110,17 +110,17 @@ class AmfController < ApplicationController
   def amf_handle_error(call, rootobj, rootid)
     yield
   rescue OSM::APIAlreadyDeletedError => ex
   def amf_handle_error(call, rootobj, rootid)
     yield
   rescue OSM::APIAlreadyDeletedError => ex

-    return [-4, ex.object, ex.object_id]
+    [-4, ex.object, ex.object_id]

   rescue OSM::APIVersionMismatchError => ex
   rescue OSM::APIVersionMismatchError => ex

-    return [-3, [rootobj, rootid], [ex.type.downcase, ex.id, ex.latest]]
+    [-3, [rootobj, rootid], [ex.type.downcase, ex.id, ex.latest]]

   rescue OSM::APIUserChangesetMismatchError => ex
   rescue OSM::APIUserChangesetMismatchError => ex

-    return [-2, ex.to_s]
+    [-2, ex.to_s]

   rescue OSM::APIBadBoundingBox => ex
   rescue OSM::APIBadBoundingBox => ex

-    return [-2, "Sorry - I can't get the map for that area. The server said: #{ex}"]
+    [-2, "Sorry - I can't get the map for that area. The server said: #{ex}"]

   rescue OSM::APIError => ex
   rescue OSM::APIError => ex

-    return [-1, ex.to_s]
+    [-1, ex.to_s]

   rescue StandardError => ex
   rescue StandardError => ex

-    return [-2, "An unusual error happened (in #{call}). The server said: #{ex}"]
+    [-2, "An unusual error happened (in #{call}). The server said: #{ex}"]

   end
 
   def amf_handle_error_with_timeout(call, rootobj, rootid)
   end
 
   def amf_handle_error_with_timeout(call, rootobj, rootid)


@@ -143,6 +143,7 @@ class AmfController < ApplicationController
 
       if cstags
         return -1, "One of the tags is invalid. Linux users may need to upgrade to Flash Player 10.1." unless tags_ok(cstags)
 
       if cstags
         return -1, "One of the tags is invalid. Linux users may need to upgrade to Flash Player 10.1." unless tags_ok(cstags)

+

         cstags = strip_non_xml_chars cstags
       end
 
         cstags = strip_non_xml_chars cstags
       end
 


@@ -151,7 +152,7 @@ class AmfController < ApplicationController
         cs = Changeset.find(closeid.to_i)
         cs.set_closed_time_now
         if cs.user_id != user.id
         cs = Changeset.find(closeid.to_i)
         cs.set_closed_time_now
         if cs.user_id != user.id

-          raise OSM::APIUserChangesetMismatchError.new
+          raise OSM::APIUserChangesetMismatchError

         elsif closecomment.empty?
           cs.save!
         else
         elsif closecomment.empty?
           cs.save!
         else


@@ -163,7 +164,7 @@ class AmfController < ApplicationController
       end
 
       # open a new changeset
       end
 
       # open a new changeset

-      if opennew != 0
+      if opennew.nonzero?

         cs = Changeset.new
         cs.tags = cstags
         cs.user_id = user.id
         cs = Changeset.new
         cs.tags = cstags
         cs.user_id = user.id


@@ -186,7 +187,7 @@ class AmfController < ApplicationController
   # Return presets (default tags, localisation etc.):
   # uses POTLATCH_PRESETS global, set up in OSM::Potlatch.
 
   # Return presets (default tags, localisation etc.):
   # uses POTLATCH_PRESETS global, set up in OSM::Potlatch.
 

-  def getpresets(usertoken, lang) #:doc:
+  def getpresets(usertoken, _lang)

     user = getuser(usertoken)
 
     langs = if user && !user.languages.empty?
     user = getuser(usertoken)
 
     langs = if user && !user.languages.empty?


@@ -220,16 +221,16 @@ class AmfController < ApplicationController
     loaded_lang = "en"
 
     # Load English defaults
     loaded_lang = "en"
 
     # Load English defaults

-    en = YAML.load(File.open("#{Rails.root}/config/potlatch/locales/en.yml"))["en"]
+    en = YAML.safe_load(File.open(Rails.root.join("config", "potlatch", "locales", "en.yml")))["en"]

 
     if lang == "en"
       return [loaded_lang, en]
     else
       # Use English as a fallback
       begin
 
     if lang == "en"
       return [loaded_lang, en]
     else
       # Use English as a fallback
       begin

-        other = YAML.load(File.open("#{Rails.root}/config/potlatch/locales/#{lang}.yml"))[lang]
+        other = YAML.safe_load(File.open(Rails.root.join("config", "potlatch", "locales", "#{lang}.yml")))[lang]

         loaded_lang = lang
         loaded_lang = lang

-      rescue
+      rescue StandardError

         other = en
       end
 
         other = en
       end
 


@@ -253,7 +254,7 @@ class AmfController < ApplicationController
   # nodes in the bbox, nodes are any visible nodes in the bbox but not
   # used in any way, rel is any relation which refers to either a way
   # or node that we're returning.
   # nodes in the bbox, nodes are any visible nodes in the bbox but not
   # used in any way, rel is any relation which refers to either a way
   # or node that we're returning.

-  def whichways(xmin, ymin, xmax, ymax) #:doc:
+  def whichways(xmin, ymin, xmax, ymax)

     amf_handle_error_with_timeout("'whichways'", nil, nil) do
       enlarge = [(xmax - xmin) / 8, 0.01].min
       xmin -= enlarge
     amf_handle_error_with_timeout("'whichways'", nil, nil) do
       enlarge = [(xmax - xmin) / 8, 0.01].min
       xmin -= enlarge


@@ -297,7 +298,7 @@ class AmfController < ApplicationController
   # Find deleted ways in current bounding box (similar to whichways, but ways
   # with a deleted node only - not POIs or relations).
 
   # Find deleted ways in current bounding box (similar to whichways, but ways
   # with a deleted node only - not POIs or relations).
 

-  def whichways_deleted(xmin, ymin, xmax, ymax) #:doc:
+  def whichways_deleted(xmin, ymin, xmax, ymax)

     amf_handle_error_with_timeout("'whichways_deleted'", nil, nil) do
       enlarge = [(xmax - xmin) / 8, 0.01].min
       xmin -= enlarge
     amf_handle_error_with_timeout("'whichways_deleted'", nil, nil) do
       enlarge = [(xmax - xmin) / 8, 0.01].min
       xmin -= enlarge


@@ -321,7 +322,7 @@ class AmfController < ApplicationController
   # Get a way including nodes and tags.
   # Returns the way id, a Potlatch-style array of points, a hash of tags, the version number, and the user ID.
 
   # Get a way including nodes and tags.
   # Returns the way id, a Potlatch-style array of points, a hash of tags, the version number, and the user ID.
 

-  def getway(wayid) #:doc:
+  def getway(wayid)

     amf_handle_error_with_timeout("'getway' #{wayid}", "way", wayid) do
       if POTLATCH_USE_SQL
         points = sql_get_nodes_in_way(wayid)
     amf_handle_error_with_timeout("'getway' #{wayid}", "way", wayid) do
       if POTLATCH_USE_SQL
         points = sql_get_nodes_in_way(wayid)


@@ -366,7 +367,7 @@ class AmfController < ApplicationController
   # 4. version,
   # 5. is this the current, visible version? (boolean)
 
   # 4. version,
   # 5. is this the current, visible version? (boolean)
 

-  def getway_old(id, timestamp) #:doc:
+  def getway_old(id, timestamp)

     amf_handle_error_with_timeout("'getway_old' #{id}, #{timestamp}", "way", id) do
       if timestamp == ""
         # undelete
     amf_handle_error_with_timeout("'getway_old' #{id}, #{timestamp}", "way", id) do
       if timestamp == ""
         # undelete


@@ -375,7 +376,7 @@ class AmfController < ApplicationController
       else
         begin
           # revert
       else
         begin
           # revert

-          timestamp = DateTime.strptime(timestamp.to_s, "%d %b %Y, %H:%M:%S")
+          timestamp = Time.zone.strptime(timestamp.to_s, "%d %b %Y, %H:%M:%S")

           old_way = OldWay.where("way_id = ? AND timestamp <= ?", id, timestamp).unredacted.order("timestamp DESC").first
           unless old_way.nil?
             if old_way.visible
           old_way = OldWay.where("way_id = ? AND timestamp <= ?", id, timestamp).unredacted.order("timestamp DESC").first
           unless old_way.nil?
             if old_way.visible


@@ -411,7 +412,7 @@ class AmfController < ApplicationController
   # sort and collapse list (to within 2 seconds); trim all dates before the
   # start date of the way.
 
   # sort and collapse list (to within 2 seconds); trim all dates before the
   # start date of the way.
 

-  def getway_history(wayid) #:doc:
+  def getway_history(wayid)

     revdates = []
     revusers = {}
     Way.find(wayid).old_ways.unredacted.collect do |a|
     revdates = []
     revusers = {}
     Way.find(wayid).old_ways.unredacted.collect do |a|


@@ -437,20 +438,20 @@ class AmfController < ApplicationController
     revdates.collect! { |d| [(d + 1).strftime("%d %b %Y, %H:%M:%S")] + revusers[d.to_i] }
     revdates.uniq!
 
     revdates.collect! { |d| [(d + 1).strftime("%d %b %Y, %H:%M:%S")] + revusers[d.to_i] }
     revdates.uniq!
 

-    return ["way", wayid, revdates]
+    ["way", wayid, revdates]

   rescue ActiveRecord::RecordNotFound
   rescue ActiveRecord::RecordNotFound

-    return ["way", wayid, []]
+    ["way", wayid, []]

   end
 
   # Find history of a node. Returns 'node', id, and an array of previous versions as above.
 
   end
 
   # Find history of a node. Returns 'node', id, and an array of previous versions as above.
 

-  def getnode_history(nodeid) #:doc:
+  def getnode_history(nodeid)

     history = Node.find(nodeid).old_nodes.unredacted.reverse.collect do |old_node|
       [(old_node.timestamp + 1).strftime("%d %b %Y, %H:%M:%S")] + change_user(old_node)
     end
     history = Node.find(nodeid).old_nodes.unredacted.reverse.collect do |old_node|
       [(old_node.timestamp + 1).strftime("%d %b %Y, %H:%M:%S")] + change_user(old_node)
     end

-    return ["node", nodeid, history]
+    ["node", nodeid, history]

   rescue ActiveRecord::RecordNotFound
   rescue ActiveRecord::RecordNotFound

-    return ["node", nodeid, []]
+    ["node", nodeid, []]

   end
 
   def change_user(obj)
   end
 
   def change_user(obj)


@@ -471,7 +472,7 @@ class AmfController < ApplicationController
       return -1, t("application.setup_user_auth.blocked") if user.blocks.active.exists?
 
       query = Trace.visible_to(user)
       return -1, t("application.setup_user_auth.blocked") if user.blocks.active.exists?
 
       query = Trace.visible_to(user)

-      query = if searchterm.to_i > 0
+      query = if searchterm.to_i.positive?

                 query.where(:id => searchterm.to_i)
               else
                 query.where("MATCH(name) AGAINST (?)", searchterm).limit(21)
                 query.where(:id => searchterm.to_i)
               else
                 query.where("MATCH(name) AGAINST (?)", searchterm).limit(21)


@@ -492,11 +493,12 @@ class AmfController < ApplicationController
   # 4. list of members,
   # 5. version.
 
   # 4. list of members,
   # 5. version.
 

-  def getrelation(relid) #:doc:
+  def getrelation(relid)

     amf_handle_error("'getrelation' #{relid}", "relation", relid) do
       rel = Relation.where(:id => relid).first
 
       return [-4, "relation", relid] if rel.nil? || !rel.visible
     amf_handle_error("'getrelation' #{relid}", "relation", relid) do
       rel = Relation.where(:id => relid).first
 
       return [-4, "relation", relid] if rel.nil? || !rel.visible

+

       [0, "", relid, rel.tags, rel.members, rel.version]
     end
   end
       [0, "", relid, rel.tags, rel.members, rel.version]
     end
   end


@@ -506,16 +508,12 @@ class AmfController < ApplicationController
 
   def findrelations(searchterm)
     rels = []
 
   def findrelations(searchterm)
     rels = []

-    if searchterm.to_i > 0
+    if searchterm.to_i.positive?

       rel = Relation.where(:id => searchterm.to_i).first
       rel = Relation.where(:id => searchterm.to_i).first

-      if rel && rel.visible
-        rels.push([rel.id, rel.tags, rel.members, rel.version])
-      end
+      rels.push([rel.id, rel.tags, rel.members, rel.version]) if rel&.visible

     else
       RelationTag.where("v like ?", "%#{searchterm}%").limit(11).each do |t|
     else
       RelationTag.where("v like ?", "%#{searchterm}%").limit(11).each do |t|

-        if t.relation.visible
-          rels.push([t.relation.id, t.relation.tags, t.relation.members, t.relation.version])
-        end
+        rels.push([t.relation.id, t.relation.tags, t.relation.members, t.relation.version]) if t.relation.visible

       end
     end
     rels
       end
     end
     rels


@@ -528,7 +526,7 @@ class AmfController < ApplicationController
   # 2. new relation id,
   # 3. version.
 
   # 2. new relation id,
   # 3. version.
 

-  def putrelation(renumberednodes, renumberedways, usertoken, changeset_id, version, relid, tags, members, visible) #:doc:
+  def putrelation(renumberednodes, renumberedways, usertoken, changeset_id, version, relid, tags, members, visible)

     amf_handle_error("'putrelation' #{relid}", "relation", relid) do
       user = getuser(usertoken)
 
     amf_handle_error("'putrelation' #{relid}", "relation", relid) do
       user = getuser(usertoken)
 


@@ -537,16 +535,17 @@ class AmfController < ApplicationController
       return -1, "You must accept the contributor terms before you can edit." if REQUIRE_TERMS_AGREED && user.terms_agreed.nil?
 
       return -1, "One of the tags is invalid. Linux users may need to upgrade to Flash Player 10.1." unless tags_ok(tags)
       return -1, "You must accept the contributor terms before you can edit." if REQUIRE_TERMS_AGREED && user.terms_agreed.nil?
 
       return -1, "One of the tags is invalid. Linux users may need to upgrade to Flash Player 10.1." unless tags_ok(tags)

+

       tags = strip_non_xml_chars tags
 
       relid = relid.to_i
       tags = strip_non_xml_chars tags
 
       relid = relid.to_i

-      visible = (visible.to_i != 0)
+      visible = visible.to_i.nonzero?

 
       new_relation = nil
       relation = nil
       Relation.transaction do
         # create a new relation, or find the existing one
 
       new_relation = nil
       relation = nil
       Relation.transaction do
         # create a new relation, or find the existing one

-        relation = Relation.find(relid) if relid > 0
+        relation = Relation.find(relid) if relid.positive?

         # We always need a new node, based on the data that has been sent to us
         new_relation = Relation.new
 
         # We always need a new node, based on the data that has been sent to us
         new_relation = Relation.new
 


@@ -554,13 +553,11 @@ class AmfController < ApplicationController
         typedmembers = []
         members.each do |m|
           mid = m[1].to_i
         typedmembers = []
         members.each do |m|
           mid = m[1].to_i

-          if mid < 0
+          if mid.negative?

             mid = renumberednodes[mid] if m[0] == "Node"
             mid = renumberedways[mid] if m[0] == "Way"
           end
             mid = renumberednodes[mid] if m[0] == "Node"
             mid = renumberedways[mid] if m[0] == "Way"
           end

-          if mid
-            typedmembers << [m[0], mid, m[2].delete("\000-\037\ufffe\uffff", "^\011\012\015")]
-          end
+          typedmembers << [m[0], mid, m[2].delete("\000-\037\ufffe\uffff", "^\011\012\015")] if mid

         end
 
         # assign new contents
         end
 
         # assign new contents


@@ -582,7 +579,7 @@ class AmfController < ApplicationController
           new_relation.id = relid
           relation.delete_with_history!(new_relation, user)
         end
           new_relation.id = relid
           relation.delete_with_history!(new_relation, user)
         end

-      end # transaction
+      end

 
       if relid <= 0
         return [0, "", relid, new_relation.id, new_relation.version]
 
       if relid <= 0
         return [0, "", relid, new_relation.id, new_relation.version]


@@ -616,7 +613,7 @@ class AmfController < ApplicationController
   # 6. hash of changed node versions (node=>version)
   # 7. hash of deleted node versions (node=>version)
 
   # 6. hash of changed node versions (node=>version)
   # 7. hash of deleted node versions (node=>version)
 

-  def putway(renumberednodes, usertoken, changeset_id, wayversion, originalway, pointlist, attributes, nodes, deletednodes) #:doc:
+  def putway(renumberednodes, usertoken, changeset_id, wayversion, originalway, pointlist, attributes, nodes, deletednodes)

     amf_handle_error("'putway' #{originalway}", "way", originalway) do
       # -- Initialise
 
     amf_handle_error("'putway' #{originalway}", "way", originalway) do
       # -- Initialise
 


@@ -628,6 +625,7 @@ class AmfController < ApplicationController
       return -2, "Server error - way is only #{pointlist.length} points long." if pointlist.length < 2
 
       return -1, "One of the tags is invalid. Linux users may need to upgrade to Flash Player 10.1." unless tags_ok(attributes)
       return -2, "Server error - way is only #{pointlist.length} points long." if pointlist.length < 2
 
       return -1, "One of the tags is invalid. Linux users may need to upgrade to Flash Player 10.1." unless tags_ok(attributes)

+

       attributes = strip_non_xml_chars attributes
 
       originalway = originalway.to_i
       attributes = strip_non_xml_chars attributes
 
       originalway = originalway.to_i


@@ -644,7 +642,7 @@ class AmfController < ApplicationController
           id = a[2].to_i
           version = a[3].to_i
 
           id = a[2].to_i
           version = a[3].to_i
 

-          return -2, "Server error - node with id 0 found in way #{originalway}." if id == 0
+          return -2, "Server error - node with id 0 found in way #{originalway}." if id.zero?

           return -2, "Server error - node with latitude -90 found in way #{originalway}." if lat == 90
 
           id = renumberednodes[id] if renumberednodes[id]
           return -2, "Server error - node with latitude -90 found in way #{originalway}." if lat == 90
 
           id = renumberednodes[id] if renumberednodes[id]


@@ -657,6 +655,7 @@ class AmfController < ApplicationController
 
           # fixup node tags in a way as well
           return -1, "One of the tags is invalid. Linux users may need to upgrade to Flash Player 10.1." unless tags_ok(node.tags)
 
           # fixup node tags in a way as well
           return -1, "One of the tags is invalid. Linux users may need to upgrade to Flash Player 10.1." unless tags_ok(node.tags)

+

           node.tags = strip_non_xml_chars node.tags
 
           node.tags.delete("created_by")
           node.tags = strip_non_xml_chars node.tags
 
           node.tags.delete("created_by")


@@ -678,8 +677,8 @@ class AmfController < ApplicationController
         # -- Save revised way
 
         pointlist.collect! do |a|
         # -- Save revised way
 
         pointlist.collect! do |a|

-          renumberednodes[a] ? renumberednodes[a] : a
-        end # renumber nodes
+          renumberednodes[a] || a
+        end

         new_way = Way.new
         new_way.tags = attributes
         new_way.nds = pointlist
         new_way = Way.new
         new_way.tags = attributes
         new_way.nds = pointlist


@@ -711,7 +710,7 @@ class AmfController < ApplicationController
             # and we don't want to delete it
           end
         end
             # and we don't want to delete it
           end
         end

-      end # transaction
+      end

 
       [0, "", originalway, way.id, renumberednodes, way.version, nodeversions, deletednodes]
     end
 
       [0, "", originalway, way.id, renumberednodes, way.version, nodeversions, deletednodes]
     end


@@ -726,7 +725,7 @@ class AmfController < ApplicationController
   # 3. new node id,
   # 4. version.
 
   # 3. new node id,
   # 4. version.
 

-  def putpoi(usertoken, changeset_id, version, id, lon, lat, tags, visible) #:doc:
+  def putpoi(usertoken, changeset_id, version, id, lon, lat, tags, visible)

     amf_handle_error("'putpoi' #{id}", "node", id) do
       user = getuser(usertoken)
       return -1, "You are not logged in, so the point could not be saved." unless user
     amf_handle_error("'putpoi' #{id}", "node", id) do
       user = getuser(usertoken)
       return -1, "You are not logged in, so the point could not be saved." unless user


@@ -734,6 +733,7 @@ class AmfController < ApplicationController
       return -1, "You must accept the contributor terms before you can edit." if REQUIRE_TERMS_AGREED && user.terms_agreed.nil?
 
       return -1, "One of the tags is invalid. Linux users may need to upgrade to Flash Player 10.1." unless tags_ok(tags)
       return -1, "You must accept the contributor terms before you can edit." if REQUIRE_TERMS_AGREED && user.terms_agreed.nil?
 
       return -1, "One of the tags is invalid. Linux users may need to upgrade to Flash Player 10.1." unless tags_ok(tags)

+

       tags = strip_non_xml_chars tags
 
       id = id.to_i
       tags = strip_non_xml_chars tags
 
       id = id.to_i


@@ -741,16 +741,14 @@ class AmfController < ApplicationController
       node = nil
       new_node = nil
       Node.transaction do
       node = nil
       new_node = nil
       Node.transaction do

-        if id > 0
+        if id.positive?

           begin
             node = Node.find(id)
           rescue ActiveRecord::RecordNotFound
             return [-4, "node", id]
           end
 
           begin
             node = Node.find(id)
           rescue ActiveRecord::RecordNotFound
             return [-4, "node", id]
           end
 

-          unless visible || node.ways.empty?
-            return -1, "Point #{id} has since become part of a way, so you cannot save it as a POI.", id, id, version
-          end
+          return -1, "Point #{id} has since become part of a way, so you cannot save it as a POI.", id, id, version unless visible || node.ways.empty?

         end
         # We always need a new node, based on the data that has been sent to us
         new_node = Node.new
         end
         # We always need a new node, based on the data that has been sent to us
         new_node = Node.new


@@ -772,7 +770,7 @@ class AmfController < ApplicationController
           new_node.id = id
           node.delete_with_history!(new_node, user)
         end
           new_node.id = id
           node.delete_with_history!(new_node, user)
         end

-      end # transaction
+      end

 
       if id <= 0
         return [0, "", id, new_node.id, new_node.version]
 
       if id <= 0
         return [0, "", id, new_node.id, new_node.version]


@@ -787,15 +785,13 @@ class AmfController < ApplicationController
   #
   # Returns array of id, long, lat, hash of tags, (current) version.
 
   #
   # Returns array of id, long, lat, hash of tags, (current) version.
 

-  def getpoi(id, timestamp) #:doc:
+  def getpoi(id, timestamp)

     amf_handle_error("'getpoi' #{id}", "node", id) do
       id = id.to_i
       n = Node.where(:id => id).first
       if n
         v = n.version
     amf_handle_error("'getpoi' #{id}", "node", id) do
       id = id.to_i
       n = Node.where(:id => id).first
       if n
         v = n.version

-        unless timestamp == ""
-          n = OldNode.where("node_id = ? AND timestamp <= ?", id, timestamp).unredacted.order("timestamp DESC").first
-        end
+        n = OldNode.where("node_id = ? AND timestamp <= ?", id, timestamp).unredacted.order("timestamp DESC").first unless timestamp == ""

       end
 
       if n
       end
 
       if n


@@ -816,7 +812,7 @@ class AmfController < ApplicationController
   # of the nodes have been changed by someone else then, there is a problem!
   # Returns 0 (success), unchanged way id, new way version, new node versions.
 
   # of the nodes have been changed by someone else then, there is a problem!
   # Returns 0 (success), unchanged way id, new way version, new node versions.
 

-  def deleteway(usertoken, changeset_id, way_id, way_version, deletednodes) #:doc:
+  def deleteway(usertoken, changeset_id, way_id, way_version, deletednodes)

     amf_handle_error("'deleteway' #{way_id}", "way", way_id) do
       user = getuser(usertoken)
       return -1, "You are not logged in, so the way could not be deleted." unless user
     amf_handle_error("'deleteway' #{way_id}", "way", way_id) do
       user = getuser(usertoken)
       return -1, "You are not logged in, so the way could not be deleted." unless user


@@ -853,7 +849,7 @@ class AmfController < ApplicationController
             # elsewhere and we don't want to delete it
           end
         end
             # elsewhere and we don't want to delete it
           end
         end

-      end # transaction
+      end

       [0, "", way_id, old_way.version, nodeversions]
     end
   end
       [0, "", way_id, old_way.version, nodeversions]
     end
   end


@@ -866,16 +862,16 @@ class AmfController < ApplicationController
   # When we are writing to the api, we need the actual user model,
   # not just the id, hence this abstraction
 
   # When we are writing to the api, we need the actual user model,
   # not just the id, hence this abstraction
 

-  def getuser(token) #:doc:
+  def getuser(token)

     if token =~ /^(.+)\:(.+)$/
     if token =~ /^(.+)\:(.+)$/

-      User.authenticate(:username => $1, :password => $2)
+      User.authenticate(:username => Regexp.last_match(1), :password => Regexp.last_match(2))

     else
       User.authenticate(:token => token)
     end
   end
 
   def getlocales
     else
       User.authenticate(:token => token)
     end
   end
 
   def getlocales

-    @locales ||= Locale.list(Dir.glob("#{Rails.root}/config/potlatch/locales/*").collect { |f| File.basename(f, ".yml") })
+    @getlocales ||= Locale.list(Dir.glob(Rails.root.join("config", "potlatch", "locales", "*")).collect { |f| File.basename(f, ".yml") })

   end
 
   ##
   end
 
   ##


@@ -893,12 +889,10 @@ class AmfController < ApplicationController
   # in the +tags+ hash.
   def strip_non_xml_chars(tags)
     new_tags = {}
   # in the +tags+ hash.
   def strip_non_xml_chars(tags)
     new_tags = {}

-    unless tags.nil?
-      tags.each do |k, v|
-        new_k = k.delete "\000-\037\ufffe\uffff", "^\011\012\015"
-        new_v = v.delete "\000-\037\ufffe\uffff", "^\011\012\015"
-        new_tags[new_k] = new_v
-      end
+    tags&.each do |k, v|
+      new_k = k.delete "\000-\037\ufffe\uffff", "^\011\012\015"
+      new_v = v.delete "\000-\037\ufffe\uffff", "^\011\012\015"
+      new_tags[new_k] = new_v

     end
     new_tags
   end
     end
     new_tags
   end


@@ -907,28 +901,28 @@ class AmfController < ApplicationController
   # Alternative SQL queries for getway/whichways
 
   def sql_find_ways_in_area(bbox)
   # Alternative SQL queries for getway/whichways
 
   def sql_find_ways_in_area(bbox)

-    sql = <<-EOF
+    sql = <<-SQL

     SELECT DISTINCT current_ways.id AS wayid,current_ways.version AS version
       FROM current_way_nodes
     INNER JOIN current_nodes ON current_nodes.id=current_way_nodes.node_id
     INNER JOIN current_ways  ON current_ways.id =current_way_nodes.id
        WHERE current_nodes.visible=TRUE
        AND current_ways.visible=TRUE
     SELECT DISTINCT current_ways.id AS wayid,current_ways.version AS version
       FROM current_way_nodes
     INNER JOIN current_nodes ON current_nodes.id=current_way_nodes.node_id
     INNER JOIN current_ways  ON current_ways.id =current_way_nodes.id
        WHERE current_nodes.visible=TRUE
        AND current_ways.visible=TRUE

-       AND #{OSM.sql_for_area(bbox, "current_nodes.")}
-    EOF
+       AND #{OSM.sql_for_area(bbox, 'current_nodes.')}
+    SQL

     ActiveRecord::Base.connection.select_all(sql).collect { |a| [a["wayid"].to_i, a["version"].to_i] }
   end
 
   def sql_find_pois_in_area(bbox)
     pois = []
     ActiveRecord::Base.connection.select_all(sql).collect { |a| [a["wayid"].to_i, a["version"].to_i] }
   end
 
   def sql_find_pois_in_area(bbox)
     pois = []

-    sql = <<-EOF
+    sql = <<-SQL

       SELECT current_nodes.id,current_nodes.latitude*0.0000001 AS lat,current_nodes.longitude*0.0000001 AS lon,current_nodes.version
       FROM current_nodes
        LEFT OUTER JOIN current_way_nodes cwn ON cwn.node_id=current_nodes.id
        WHERE current_nodes.visible=TRUE
        AND cwn.id IS NULL
       SELECT current_nodes.id,current_nodes.latitude*0.0000001 AS lat,current_nodes.longitude*0.0000001 AS lon,current_nodes.version
       FROM current_nodes
        LEFT OUTER JOIN current_way_nodes cwn ON cwn.node_id=current_nodes.id
        WHERE current_nodes.visible=TRUE
        AND cwn.id IS NULL

-       AND #{OSM.sql_for_area(bbox, "current_nodes.")}
-    EOF
+       AND #{OSM.sql_for_area(bbox, 'current_nodes.')}
+    SQL

     ActiveRecord::Base.connection.select_all(sql).each do |row|
       poitags = {}
       ActiveRecord::Base.connection.select_all("SELECT k,v FROM current_node_tags WHERE id=#{row['id']}").each do |n|
     ActiveRecord::Base.connection.select_all(sql).each do |row|
       poitags = {}
       ActiveRecord::Base.connection.select_all("SELECT k,v FROM current_node_tags WHERE id=#{row['id']}").each do |n|


@@ -942,36 +936,36 @@ class AmfController < ApplicationController
   def sql_find_relations_in_area_and_ways(bbox, way_ids)
     # ** It would be more Potlatchy to get relations for nodes within ways
     #    during 'getway', not here
   def sql_find_relations_in_area_and_ways(bbox, way_ids)
     # ** It would be more Potlatchy to get relations for nodes within ways
     #    during 'getway', not here

-    sql = <<-EOF
+    sql = <<-SQL

       SELECT DISTINCT cr.id AS relid,cr.version AS version
       FROM current_relations cr
       INNER JOIN current_relation_members crm ON crm.id=cr.id
       INNER JOIN current_nodes cn ON crm.member_id=cn.id AND crm.member_type='Node'
       SELECT DISTINCT cr.id AS relid,cr.version AS version
       FROM current_relations cr
       INNER JOIN current_relation_members crm ON crm.id=cr.id
       INNER JOIN current_nodes cn ON crm.member_id=cn.id AND crm.member_type='Node'

-       WHERE #{OSM.sql_for_area(bbox, "cn.")}
-      EOF
+       WHERE #{OSM.sql_for_area(bbox, 'cn.')}
+    SQL

     unless way_ids.empty?
     unless way_ids.empty?

-      sql += <<-EOF
+      sql += <<-SQL

        UNION
         SELECT DISTINCT cr.id AS relid,cr.version AS version
         FROM current_relations cr
         INNER JOIN current_relation_members crm ON crm.id=cr.id
          WHERE crm.member_type='Way'
          AND crm.member_id IN (#{way_ids.join(',')})
        UNION
         SELECT DISTINCT cr.id AS relid,cr.version AS version
         FROM current_relations cr
         INNER JOIN current_relation_members crm ON crm.id=cr.id
          WHERE crm.member_type='Way'
          AND crm.member_id IN (#{way_ids.join(',')})

-        EOF
+      SQL

     end
     ActiveRecord::Base.connection.select_all(sql).collect { |a| [a["relid"].to_i, a["version"].to_i] }
   end
 
   def sql_get_nodes_in_way(wayid)
     points = []
     end
     ActiveRecord::Base.connection.select_all(sql).collect { |a| [a["relid"].to_i, a["version"].to_i] }
   end
 
   def sql_get_nodes_in_way(wayid)
     points = []

-    sql = <<-EOF
+    sql = <<-SQL

       SELECT latitude*0.0000001 AS lat,longitude*0.0000001 AS lon,current_nodes.id,current_nodes.version
       FROM current_way_nodes,current_nodes
        WHERE current_way_nodes.id=#{wayid.to_i}
        AND current_way_nodes.node_id=current_nodes.id
        AND current_nodes.visible=TRUE
       ORDER BY sequence_id
       SELECT latitude*0.0000001 AS lat,longitude*0.0000001 AS lon,current_nodes.id,current_nodes.version
       FROM current_way_nodes,current_nodes
        WHERE current_way_nodes.id=#{wayid.to_i}
        AND current_way_nodes.node_id=current_nodes.id
        AND current_nodes.visible=TRUE
       ORDER BY sequence_id

-    EOF
+    SQL

     ActiveRecord::Base.connection.select_all(sql).each do |row|
       nodetags = {}
       ActiveRecord::Base.connection.select_all("SELECT k,v FROM current_node_tags WHERE id=#{row['id']}").each do |n|
     ActiveRecord::Base.connection.select_all(sql).each do |row|
       nodetags = {}
       ActiveRecord::Base.connection.select_all("SELECT k,v FROM current_node_tags WHERE id=#{row['id']}").each do |n|