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if ( ! empty( $array ) && is_string( $array ) ) {

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if ( strpos( $array, '\"' ) >= 0 ) {

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$array = stripslashes( $array );

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}

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$array = json_decode( $array );

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$array = self::from_object( $array );

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$array = self::fix_json_boolean_values( $array );

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}

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return (array) $array;

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}

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/**

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* Ensures proper encoding for strings before json_encode is used.

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* @param array|string $data

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* @return mixed|string

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public static function safe_json_encode( $data = [] ) {

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return wp_json_encode( self::make_safe_for_json_encode( $data ) );

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}

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/**

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* json_encode only accepts valid UTF8 characters, thus we need to properly convert translations and other data to proper utf.

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* This function does that recursively.

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* @param array|string $data

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* @return array|string

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public static function make_safe_for_json_encode( $data = [] ) {

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if ( is_scalar( $data ) ) {

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return html_entity_decode( (string) $data, ENT_QUOTES, 'UTF-8' );

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}

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if ( is_array( $data ) ) {

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foreach ( (array) $data as $key => $value ) {

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if ( is_scalar( $value ) && ! is_bool( $value ) ) {

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$data[ $key ] = html_entity_decode( (string) $value, ENT_QUOTES, 'UTF-8' );

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} elseif ( is_array( $value ) ) {

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$data[ $key ] = self::make_safe_for_json_encode( $value );

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}

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}

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}

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return $data;

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}

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/**

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* @param $d

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* @return array|string

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public static function utf8_encode_recursive( $d ) {

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if ( is_array( $d ) ) {

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foreach ( $d as $k => $v ) {

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$d[ $k ] = self::utf8_encode_recursive( $v );

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}

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} elseif ( is_string( $d ) ) {

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return utf8_encode( $d );

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}

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return $d;

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}

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/**

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* @param $value

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* @param bool $encode

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* @return string

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public static function maybe_json_attr( $value, $encode = false ) {

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if ( is_object( $value ) || is_array( $value ) ) {

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return $encode ? htmlspecialchars( json_encode( $value ) ) : json_encode( $value );

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}

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return $value;

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}

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/**

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* Remaps array keys.

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* @param array $array an array values.

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* @param array $remap_array an array of $old_key => $new_key values.

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* @return array

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public static function remap_keys( $array, $remap_array = [] ) {

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foreach ( $remap_array as $old_key => $new_key ) {

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$value = isset( $array[ $old_key ] ) ? $array[ $old_key ] : false;

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if ( ! empty( $value ) ) {

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$array[ $new_key ] = $value;

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}

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unset( $array[ $old_key ] );

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}

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return $array;

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}

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}

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