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<?php
/**
* Class MC4WP_Field_Formatter
*
* Formats values based on what the Mailchimp API expects or accepts for the given field types.
*/
class MC4WP_Field_Formatter {
/**
* @param mixed $value
* @param object $options
* @return array
*/
public function address( $value, $options = null ) {
// auto-format if this is a string
if ( is_string( $value ) ) {
// addr1, addr2, city, state, zip, country
$address_pieces = explode( ',', $value );
$address_pieces = array_filter( $address_pieces );
$address_pieces = array_values( $address_pieces );
// try to fill it.... this is a long shot
$value = array(
'addr1' => $address_pieces[0],
'city' => isset( $address_pieces[1] ) ? $address_pieces[1] : '',
'state' => isset( $address_pieces[2] ) ? $address_pieces[2] : '',
'zip' => isset( $address_pieces[3] ) ? $address_pieces[3] : '',
);
if ( ! empty( $address_pieces[4] ) ) {
$value['country'] = $address_pieces[4];
}
} elseif ( is_array( $value ) ) {
// merge with array of empty defaults to allow skipping certain fields
$default = array_fill_keys( array( 'addr1', 'city', 'state', 'zip' ), '' );
$value = array_merge( $default, $value );
}
return $value;
}
/**
* @param mixed $value
* @param object $options
* @return string
*/
public function birthday( $value, $options = null ) {
$format = is_object( $options ) && isset( $options->date_format ) ? $options->date_format : 'MM/DD';
if ( is_array( $value ) ) {
// allow for "day" and "month" fields
if ( isset( $value['month'] ) && isset( $value['day'] ) ) {
$value = $value['month'] . '/' . $value['day'];
} else {
// if other array, just join together
$value = join( '/', $value );
}
}
$value = trim( $value );
if ( empty( $value ) ) {
return $value;
}
// always use slashes as delimiter, so next part works
$value = str_replace( array( '.', '-' ), '/', $value );
// if format = DD/MM OR if first part is definitely a day value (>12), then flip order
// this allows `strtotime` to understand `dd/mm` values
$values = explode( '/', $value );
if ( $format === 'DD/MM' || ( $values[0] > 12 && $values[0] <= 31 && isset( $values[1] ) && $values[1] <= 12 ) ) {
$values = array_reverse( $values );
$value = join( '/', $values );
}
// Mailchimp expects a MM/DD format, regardless of their display preference
$value = (string) gmdate( 'm/d', strtotime( $value ) );
return $value;
}
/**
* @param mixed $value
* @param object $options
* @return string
*/
public function date( $value, $options = null ) {
if ( is_array( $value ) ) {
// allow for "year", "month" and "day" keys
if ( isset( $value['year'] ) && isset( $value['month'] ) && isset( $value['day'] ) ) {
$value = $value['year'] . '/' . $value['month'] . '/' . $value['day'];
} else {
// if other array, just join together
$value = join( '/', $value );
}
}
$value = trim( $value );
if ( empty( $value ) ) {
return $value;
}
// Mailchimp expects a Y-m-d format no matter the display preference
return (string) gmdate( 'Y-m-d', strtotime( $value ) );
}
/**
* @param string $value
* @param object $options
* @return string
*/
public function language( $value, $options = null ) {
$value = trim( $value );
$exceptions = array(
'pt_PT',
'es_ES',
'fr_CA',
);
if ( ! in_array( $value, $exceptions, true ) ) {
$value = substr( $value, 0, 2 );
}
return $value;
}
/**
* @param mixed $value
* @param object $options
* @return bool
*/
public function boolean( $value, $options = null ) {
$falsey = array( 'false', '0' );
if ( in_array( $value, $falsey, true ) ) {
return false;
}
// otherwise, just cast.
return (bool) $value;
}
}
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