kevintweber / Groundskeeper

        // Standard is case-insensitive attribute values should be lower case.

        if ($caseSensitivity == 'ci' && $this->value !== true) {

            $newValue = strtolower($this->value);

            if ($newValue !== $this->value) {

                $logger->debug('Within ' . $element . ', the value for the attribute "' . $this->name . '" is case-insensitive.  The value has been converted to lower case.');

                $this->value = $newValue;

            }

        }

        // Validate value types.

        if (!is_int($this->value)) {

            $origonalValue = (string) $this->value;

            $this->value = (int) $this->value;

            if ($origonalValue != ((string) $this->value)) {

                $logger->debug('Within ' . $element . ', the value for the attribute "' . $this->name . '" is required to be an positive, non-zero integer.  The value has been converted to an integer.');

            }

        }

        if ($this->value <= 0 &&