diagnostics - possible fix

Author: laripk

lib/rails_sql_views/connection_adapters/postgresql_adapter.rb

@@ -10,17 +10,50 @@ def self.included(base)
         unless method_defined?(:tables_with_views_included)
           base.alias_method_chain :tables, :views_included
         else
-          alias_method :tables, :tables_with_views_included
+          alias_method :tables, :tables_with_views_included # still doesn't run the right one, grump
         end
-   
+        base.alias_method_chain :table_exists?, :views_included
+        
    puts method_defined?(:tables_without_views_included)
    puts base.method_defined?(:tables_without_views_included)
+   puts method_defined?(:table_exists_without_views_included?)
+   puts base.method_defined?(:table_exists_without_views_included?)
       end
+      
+      
       # Returns true as this adapter supports views.
       def supports_views?
         true
       end
 
+      def table_exists_with_views_included?(name)
+   puts "\nmy postgres table_exists?", "name #{name}"
+        name          = name.to_s
+        schema, table = name.split('.', 2)
+        unless table # A table was provided without a schema
+          table  = schema
+          schema = nil
+        end
+        if name =~ /^"/ # Handle quoted table names
+          table  = name
+          schema = nil
+        end
+    puts "schema #{schema}", "table #{table}"
+
+        query(<<-SQL).first[0].to_i > 0
+            SELECT COUNT(*)
+            FROM (
+               select schemaname, tablename as itemname
+               from pg_tables
+               union
+               select schemaname, viewname
+               from pg_views
+            ) combo
+            WHERE itemname = '#{table.gsub(/(^"|"$)/,'')}'
+            #{schema ? "AND schemaname = '#{schema}'" : ''}
+        SQL
+      end
+      
       def tables_with_views_included(name = nil)
    puts "\nmy postgres tables"
         q = <<-SQL