Code Duplication    Length = 7-7 lines in 2 locations

includes/class-wpinv-api.php 2 locations

@@ 136-142 (lines=7) @@
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            if ( isset( $data['billing_details'][ $field ] ) ) {
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                $value = sanitize_text_field( $data['billing_details'][ $field ] );
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                if ( $field == 'country' && empty( $value ) ) {
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                    if ( !empty( $invoice->country ) ) {
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                        $value = $invoice->country;
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                    } else {
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                        $value = wpinv_default_billing_country( '', $user_id );
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                    }
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                }
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                if ( $field == 'state' && empty( $value ) ) {
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                    if ( !empty( $invoice->state ) ) {
@@ 144-150 (lines=7) @@
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                    }
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                }
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                if ( $field == 'state' && empty( $value ) ) {
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                    if ( !empty( $invoice->state ) ) {
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                        $value = $invoice->state;
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                    } else {
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                        $value = wpinv_get_default_state();
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                    }
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                }
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                $invoice->set( $field, $value );
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