more diary entry tests, and a minor fix to the relation member that makes the code...

[rails.git] / app / models / way.rb

diff --git a/app/models/way.rb b/app/models/way.rb
index b2bdfb39b0e0e96bc6ee4d497b240ade8238eef2..7c29a44b379857574a7327a6b2f458099916bf9a 100644 (file)
--- a/app/models/way.rb
+++ b/app/models/way.rb
@@ -51,6 +51,8 @@ class Way < ActiveRecord::Base
       if pt['timestamp']
         way.timestamp = Time.parse(pt['timestamp'])
       end
       if pt['timestamp']
         way.timestamp = Time.parse(pt['timestamp'])
       end

+      # if visible isn't present then it defaults to true
+      way.visible = (pt['visible'] or true)

     end
 
     pt.find('tag').each do |tag|
     end
 
     pt.find('tag').each do |tag|


@@ -99,7 +101,10 @@ class Way < ActiveRecord::Base
       user_display_name_cache[self.changeset.user_id] = nil
     end
 
       user_display_name_cache[self.changeset.user_id] = nil
     end
 

-    el1['user'] = user_display_name_cache[self.changeset.user_id] unless user_display_name_cache[self.changeset.user_id].nil?
+    if not user_display_name_cache[self.changeset.user_id].nil?
+      el1['user'] = user_display_name_cache[self.changeset.user_id]
+      el1['uid'] = self.changeset.user_id.to_s
+    end

 
     # make sure nodes are output in sequence_id order
     ordered_nodes = []
 
     # make sure nodes are output in sequence_id order
     ordered_nodes = []


@@ -111,7 +116,7 @@ class Way < ActiveRecord::Base
         end
       else
         # otherwise, manually go to the db to check things
         end
       else
         # otherwise, manually go to the db to check things

-        if nd.node.visible? and nd.node.visible?
+        if nd.node and nd.node.visible?

           ordered_nodes[nd.sequence_id] = nd.node_id.to_s
         end
       end
           ordered_nodes[nd.sequence_id] = nd.node_id.to_s
         end
       end


@@ -169,12 +174,32 @@ class Way < ActiveRecord::Base
 
   def add_tag_keyval(k, v)
     @tags = Hash.new unless @tags
 
   def add_tag_keyval(k, v)
     @tags = Hash.new unless @tags

+
+    # duplicate tags are now forbidden, so we can't allow values
+    # in the hash to be overwritten.
+    raise OSM::APIDuplicateTagsError.new if @tags.include? k
+

     @tags[k] = v
   end
 
     @tags[k] = v
   end
 

+  ##
+  # the integer coords (i.e: unscaled) bounding box of the way, assuming
+  # straight line segments.
+  def bbox
+    lons = nodes.collect { |n| n.longitude }
+    lats = nodes.collect { |n| n.latitude }
+    [ lons.min, lats.min, lons.max, lats.max ]
+  end
+

   def save_with_history!
     t = Time.now
 
   def save_with_history!
     t = Time.now
 

+    # update the bounding box, but don't save it as the controller knows the 
+    # lifetime of the change better. note that this has to be done both before 
+    # and after the save, so that nodes from both versions are included in the 
+    # bbox.
+    changeset.update_bbox!(bbox) unless nodes.empty?
+

     Way.transaction do
       self.version += 1
       self.timestamp = t
     Way.transaction do
       self.version += 1
       self.timestamp = t


@@ -204,6 +229,11 @@ class Way < ActiveRecord::Base
       old_way = OldWay.from_way(self)
       old_way.timestamp = t
       old_way.save_with_dependencies!
       old_way = OldWay.from_way(self)
       old_way.timestamp = t
       old_way.save_with_dependencies!

+
+      # update and commit the bounding box, now that way nodes 
+      # have been updated and we're in a transaction.
+      changeset.update_bbox!(bbox) unless nodes.empty?
+      changeset.save!

     end
   end
 
     end
   end
 


@@ -212,7 +242,7 @@ class Way < ActiveRecord::Base
     if !new_way.preconditions_ok?
       raise OSM::APIPreconditionFailedError.new
     end
     if !new_way.preconditions_ok?
       raise OSM::APIPreconditionFailedError.new
     end

-    self.changeset_id = changeset_id
+    self.changeset_id = new_way.changeset_id

     self.tags = new_way.tags
     self.nds = new_way.nds
     self.visible = true
     self.tags = new_way.tags
     self.nds = new_way.nds
     self.visible = true


@@ -222,7 +252,7 @@ class Way < ActiveRecord::Base
   def create_with_history(user)
     check_create_consistency(self, user)
     if !self.preconditions_ok?
   def create_with_history(user)
     check_create_consistency(self, user)
     if !self.preconditions_ok?

-      raise OSM::APIPreconditionsFailedError.new
+      raise OSM::APIPreconditionFailedError.new

     end
     self.version = 0
     self.visible = true
     end
     self.version = 0
     self.visible = true


@@ -231,6 +261,9 @@ class Way < ActiveRecord::Base
 
   def preconditions_ok?
     return false if self.nds.empty?
 
   def preconditions_ok?
     return false if self.nds.empty?

+    if self.nds.length > APP_CONFIG['max_number_of_way_nodes']
+      raise OSM::APITooManyWayNodesError.new(self.nds.count, APP_CONFIG['max_number_of_way_nodes'])
+    end

     self.nds.each do |n|
       node = Node.find(:first, :conditions => ["id = ?", n])
       unless node and node.visible
     self.nds.each do |n|
       node = Node.find(:first, :conditions => ["id = ?", n])
       unless node and node.visible


@@ -240,19 +273,12 @@ class Way < ActiveRecord::Base
     return true
   end
 
     return true
   end
 

-  def delete_with_history(new_way, user)
+  def delete_with_history!(new_way, user)

     check_consistency(self, new_way, user)
     if self.visible
     check_consistency(self, new_way, user)
     if self.visible

-      # FIXME
-      # this should actually delete the relations,
-      # not just throw a PreconditionFailed if it's a member of a relation!!
-      # WHY?? The editor should decide whether the node is in the relation or not!
-
-      # FIXME: this should probably renamed to delete_with_history

       if RelationMember.find(:first, :joins => "INNER JOIN current_relations ON current_relations.id=current_relation_members.id",
       if RelationMember.find(:first, :joins => "INNER JOIN current_relations ON current_relations.id=current_relation_members.id",

-                             :conditions => [ "visible = 1 AND member_type='way' and member_id=?", self.id])
+                             :conditions => [ "visible = ? AND member_type='way' and member_id=? ", true, self.id])

         raise OSM::APIPreconditionFailedError
         raise OSM::APIPreconditionFailedError

-      # end FIXME

       else
         self.changeset_id = new_way.changeset_id
         self.tags = []
       else
         self.changeset_id = new_way.changeset_id
         self.tags = []


@@ -265,22 +291,24 @@ class Way < ActiveRecord::Base
     end
   end
 
     end
   end
 

-  # delete a way and it's nodes that aren't part of other ways, with history
+  # delete a way and its nodes that aren't part of other ways, with history

 
   # FIXME: merge the potlatch code to delete the relations
 
   # FIXME: merge the potlatch code to delete the relations

-  def delete_with_relations_and_nodes_and_history(user)
+  #        and refactor to use delete_with_history!
+  def delete_with_relations_and_nodes_and_history(changeset_id)

     # delete the nodes not used by other ways
     self.unshared_node_ids.each do |node_id|
       n = Node.find(node_id)
     # delete the nodes not used by other ways
     self.unshared_node_ids.each do |node_id|
       n = Node.find(node_id)

-      n.user_id = user.id
+      n.changeset_id = changeset_id

       n.visible = false
       n.save_with_history!
     end
     
       n.visible = false
       n.save_with_history!
     end
     

-    # FIXME needs more information passed in so that the changeset can be updated
-    self.user_id = user.id
-
-    self.delete_with_history(user)
+    self.changeset_id = changeset_id
+    self.tags = []
+    self.nds = []
+    self.visible = false
+    self.save_with_history!

   end
 
   # Find nodes that belong to this way only
   end
 
   # Find nodes that belong to this way only


@@ -299,4 +327,21 @@ class Way < ActiveRecord::Base
   def tags_as_hash
     return self.tags
   end
   def tags_as_hash
     return self.tags
   end

+
+  ##
+  # if any referenced nodes are placeholder IDs (i.e: are negative) then
+  # this calling this method will fix them using the map from placeholders 
+  # to IDs +id_map+. 
+  def fix_placeholders!(id_map)
+    self.nds.map! do |node_id|
+      if node_id < 0
+        new_id = id_map[:node][node_id]
+        raise "invalid placeholder for #{node_id.inspect}: #{new_id.inspect}" if new_id.nil?
+        new_id
+      else
+        node_id
+      end
+    end
+  end
+

 end
 end