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<?php
/**
* Class MC4WP_Field_Guesser
*
* @access private
* @ignore
*/
class MC4WP_Field_Guesser {
/**
* @var array
*/
protected $fields;
/**
* @param array $fields
*/
public function __construct( array $fields ) {
$fields = array_change_key_case( $fields, CASE_UPPER );
$this->fields = $fields;
}
/**
* Get all data which is namespaced with a given namespace
*
* @param string $namespace
*
* @return array
*/
public function namespaced( $namespace = 'mc4wp-' ) {
$prefix = strtoupper( $namespace );
$return = array();
$length = strlen( $prefix );
foreach ( $this->fields as $key => $value ) {
if ( strpos( $key, $prefix ) === 0 ) {
$new_key = substr( $key, $length );
$return[ $new_key ] = $value;
}
}
return $return;
}
/**
* Guess values for the following fields
* - EMAIL
* - NAME
* - FNAME
* - LNAME
*
* @return array
*/
public function guessed() {
$guessed = array();
foreach ( $this->fields as $field => $value ) {
// transform value into array to support 1-level arrays
$sub_fields = is_array( $value ) ? $value : array( $value );
foreach ( $sub_fields as $sub_field_value ) {
// poor man's urldecode, to get Enfold theme's contact element to work.
$sub_field_value = str_replace( '%40', '@', $sub_field_value );
// is this an email value? if so, assume it's the EMAIL field
if ( empty( $guessed['EMAIL'] ) && is_string( $sub_field_value ) && is_email( $sub_field_value ) ) {
$guessed['EMAIL'] = $sub_field_value;
continue 2;
}
// remove special characters from field name
$simple_key = str_replace( array( '-', '_', ' ' ), '', $field );
if ( empty( $guessed['FNAME'] ) && $this->string_contains( $simple_key, array( 'FIRSTNAME', 'FNAME', 'GIVENNAME', 'FORENAME' ) ) ) {
// find first name field
$guessed['FNAME'] = $sub_field_value;
} elseif ( empty( $guessed['LNAME'] ) && $this->string_contains( $simple_key, array( 'LASTNAME', 'LNAME', 'SURNAME', 'FAMILYNAME' ) ) ) {
// find last name field
$guessed['LNAME'] = $sub_field_value;
} elseif ( empty( $guessed['NAME'] ) && $this->string_contains( $simple_key, 'NAME' ) ) {
// find name field
$guessed['NAME'] = $sub_field_value;
}
}
}
return $guessed;
}
/**
* @param $methods
*
* @return array
*/
public function combine( array $methods ) {
$combined = array();
foreach ( $methods as $method ) {
if ( method_exists( $this, $method ) ) {
$combined = array_merge( $combined, call_user_func( array( $this, $method ) ) );
}
}
return $combined;
}
/**
* @param string $haystack
* @param string|array $needles
*
* @return bool
*/
private function string_contains( $haystack, $needles ) {
if ( ! is_array( $needles ) ) {
$needles = array( $needles );
}
foreach ( $needles as $needle ) {
if ( strpos( $haystack, $needle ) !== false ) {
return true;
}
}
return false;
}
}
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