Class: Lafcadio::Query::Equals

Inherits:
Condition show all
Defined in:
lib/lafcadio/query/Equals.rb

Overview

:nodoc:

Instance Attribute Summary

Attributes inherited from Condition

#objectType

Instance Method Summary collapse

Methods inherited from Condition

#dbFieldName, #getField, #initialize, #not, #primaryKeyField?, searchTermType

Constructor Details

This class inherits a constructor from Lafcadio::Query::Condition

Instance Method Details

#objectMeets(anObj) ⇒ Object 



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# File 'lib/lafcadio/query/Equals.rb', line 29

def objectMeets(anObj)
	if @fieldName == @objectType.sqlPrimaryKeyName
		object_value = anObj.pkId
	else
		object_value = anObj.send @fieldName
	end
	compare_value =
	if @searchTerm.class <= ObjectField
		compare_value = anObj.send( @searchTerm.name )
	else
		compare_value = @searchTerm
	end
	compare_value == object_value
end

#r_val_string ⇒ Object 



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# File 'lib/lafcadio/query/Equals.rb', line 16

def r_val_string
	if primaryKeyField?
		@searchTerm.to_s
	else
		field = getField
		if @searchTerm.class <= ObjectField
			@searchTerm.db_table_and_field_name
		else
			field.valueForSQL(@searchTerm).to_s
		end
	end
end

#toSql ⇒ Object 



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# File 'lib/lafcadio/query/Equals.rb', line 6

def toSql
	sql = "#{ dbFieldName } "
	unless @searchTerm.nil?
		sql += "= " + r_val_string
	else
		sql += "is null"
	end
	sql
end