Process custom tag "height" on imported OSM files

Trying custom osm2pgsql style

Tested with osm2pgsql SVN version 0.83.0 (64bit id space)

config/osm2pgsql.style

@@ -96,6 +96,7 @@ node,way   width        text         linear
 node,way   wood         text         linear
 node,way   z_order      int4         linear # This is calculated during import
 way        way_area     real                # This is calculated during import
+node,way   height       text
 
 # If you're interested in bicycle routes, you may want the following fields
 # To make these work you need slim mode or the necessary data won't be remembered.

lib/importer/lib/cartodb-importer/loaders/osm.rb

@@ -41,7 +41,7 @@ module CartoDB
 
       # I tried running the -G or --multi-geometry option to force multigeometries
       # but the result is always a column with mixed types, polygons and multipolgons!
-      full_osm_command = "#{osm2pgsql_bin_path} #{host} #{port} -U #{db_configuration[:username]} -d #{db_configuration[:database]} -u -I -C #{allowed_cache_size} --multi-geometry --latlong -p #{random_table_prefix} #{path}"
+      full_osm_command = "#{osm2pgsql_bin_path} #{host} #{port} --style #{Rails.root.join('config', 'os2pgsql.style')} -U #{db_configuration[:username]} -d #{db_configuration[:database]} -u -I -C #{allowed_cache_size} --multi-geometry --latlong -p #{random_table_prefix} #{path}"
 
       data_import.log_update(full_osm_command)
       stdin,  stdout, stderr = Open3.popen3(full_osm_command)