added Mysql2 adapter

lib/rails_sql_views.rb

@@ -22,6 +22,7 @@
 #++
 
 $:.unshift(File.dirname(__FILE__))
+ActiveSupport::Dependencies.autoload_paths.unshift File.expand_path("../../lib", __FILE__)
 
 require 'active_record'
 

lib/rails_sql_views/connection_adapters/mysql2_adapter.rb

@@ -0,0 +1,76 @@
+module RailsSqlViews
+  module ConnectionAdapters
+    module Mysql2Adapter
+      def self.included(base)
+        if base.private_method_defined?(:supports_views?)
+          base.send(:public, :supports_views?)
+        end
+      end
+
+      # Returns true as this adapter supports views.
+      def supports_views?
+        true
+      end
+
+      def base_tables(name = nil, database = nil, like = nil) #:nodoc:
+        sql = "SHOW FULL TABLES "
+        sql << "IN #{quote_table_name(database)} " if database
+
+        if database && like
+          sql << "WHERE TABLE_TYPE='BASE TABLE' "
+          c = "TABLES_IN_#{database.upcase}"
+          sql << "AND #{quote_table_name(c)} LIKE #{quote(like)}"
+        elsif like
+          sql << "LIKE #{quote(like)}"
+        else
+          sql << "WHERE TABLE_TYPE='BASE TABLE' "
+        end
+
+        execute_and_free(sql, 'SCHEMA') do |result|
+          result = result.select {|field| field.last == 'BASE TABLE' } unless database
+          result.collect { |field| field.first }
+        end
+      end
+      alias nonview_tables base_tables
+
+      def views(name = nil) #:nodoc:
+        views = []
+        execute("SHOW FULL TABLES WHERE TABLE_TYPE='VIEW'").each{|row| views << row[0]}
+        views
+      end
+
+      def tables_with_views_included(name = nil)
+        nonview_tables(name) + views(name)
+      end
+
+      def structure_dump
+        structure = ""
+        base_tables.each do |table|
+          structure += select_one("SHOW CREATE TABLE #{quote_table_name(table)}")["Create Table"] + ";\n\n"
+        end
+
+        views.each do |view|
+          structure += select_one("SHOW CREATE VIEW #{quote_table_name(view)}")["Create View"] + ";\n\n"
+        end
+
+        return structure
+      end
+
+      # Get the view select statement for the specified table.
+      def view_select_statement(view, name=nil)
+        begin
+          row = execute("SHOW CREATE VIEW #{view}", name).each do |row|
+            return convert_statement(row[1]) if row[0] == view
+          end
+        rescue ActiveRecord::StatementInvalid => e
+          raise "No view called #{view} found"
+        end
+      end
+
+      private
+      def convert_statement(s)
+        s.gsub!(/.* AS (select .*)/, '\1')
+      end
+    end
+  end
+end

lib/rails_sql_views/loader.rb

@@ -1,7 +1,7 @@
 
 module RailsSqlViews
   module Loader
-    SUPPORTED_ADAPTERS = %w( Mysql PostgreSQL SQLServer SQLite OracleEnhanced )
+    SUPPORTED_ADAPTERS = %w( Mysql Mysql2 PostgreSQL SQLServer SQLite OracleEnhanced )
 
     def self.load_extensions
       SUPPORTED_ADAPTERS.each do |db|

lib/rails_sql_views/schema_dumper.rb

@@ -26,7 +26,7 @@ def trailer_with_views(stream)
     def dump_with_views(stream)
       dump_without_views(stream)
       begin
-        if @connection.supports_views?
+        if @connection.send(:supports_views?)
           views(stream)
         end
       rescue => e

rails_sql_views.gemspec

@@ -28,6 +28,7 @@ Gem::Specification.new do |s|
      "lib/rails_sql_views/connection_adapters/abstract/schema_statements.rb",
      "lib/rails_sql_views/connection_adapters/abstract_adapter.rb",
      "lib/rails_sql_views/connection_adapters/mysql_adapter.rb",
+     "lib/rails_sql_views/connection_adapters/mysql2_adapter.rb",
      "lib/rails_sql_views/connection_adapters/oci_adapter.rb",
      "lib/rails_sql_views/connection_adapters/oracle_adapter.rb",
      "lib/rails_sql_views/connection_adapters/oracleenhanced_adapter.rb",