Added support for multiple cores and additional standard activerecord…

… query options

lib/acts_as_solr.rb

@@ -39,7 +39,7 @@
 module ActsAsSolr
 
   class Post    
-    def self.execute(request)
+    def self.execute(request, core = nil)
       begin
         if File.exists?(RAILS_ROOT+'/config/solr.yml')
           config = YAML::load_file(RAILS_ROOT+'/config/solr.yml')
@@ -49,6 +49,7 @@ def self.execute(request)
         else
           url = 'http://localhost:8982/solr'
         end
+        url += "/" + core if !core.nil?
         connection = Solr::Connection.new(url)
         return connection.send(request)
       rescue 

lib/acts_as_solr/parser_methods.rb

@@ -4,7 +4,7 @@ module ParserMethods
 
     # Method used by mostly all the ClassMethods when doing a search
     def parse_query(query=nil, options={}, models=nil)
-      valid_options = [:offset, :limit, :facets, :models, :results_format, :order, :scores, :operator, :include, :lazy]
+      valid_options = [:offset, :limit, :facets, :models, :results_format, :order, :scores, :operator, :include, :lazy, :joins, :select, :core]
       query_options = {}
 
       return nil if (query.nil? || query.strip == '')
@@ -79,7 +79,7 @@ def parse_query(query=nil, options={}, models=nil)
           query_options[:query] << ';' << replace_types([order], false)[0]
         end
 
-        ActsAsSolr::Post.execute(Solr::Request::Standard.new(query_options))
+        ActsAsSolr::Post.execute(Solr::Request::Standard.new(query_options), options[:core])
       rescue
         raise "There was a problem executing your search\n#{query_options.inspect}\n: #{$!} in #{$!.backtrace.first}"
       end            
@@ -125,6 +125,8 @@ def find_objects(ids, options, configuration)
         conditions = [ "#{self.table_name}.#{primary_key} in (?)", ids ]
         find_options = {:conditions => conditions}
         find_options[:include] = options[:include] if options[:include]
+        find_options[:select] = options[:select] if options[:select]
+        find_options[:joins] = options[:joins] if options[:joins]
         result = reorder(self.find(:all, find_options), ids)
       else
         ids