@@ -0,0 +1,130 @@
+<?php
+/**
+* Copyright 2017 Google Inc. All Rights Reserved.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+* http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+namespace Google\AdsApi\AdManager\Util\v201908;
+
+use DateTime;
+use DateTimeZone;
+use Google\AdsApi\AdManager\v201908\Date;
+use Google\AdsApi\AdManager\v201908\DateTime as AdManagerDateTime;
+
+/**
+* Static utility methods for working with Ad Manager `DateTime` objects.
+*/
+final class AdManagerDateTimes
+{
+
+private function __construct()
+{
+}
+
+/**
+* Creates a Ad Manager date time from a PHP date time.
+*
+* @param DateTime $dateTime
+* @return AdManagerDateTime
+*/
+public static function fromDateTime(DateTime $dateTime)
+{
+$date = new Date();
+$date->setYear(intval($dateTime->format('Y')));
+$date->setMonth(intval($dateTime->format('m')));
+$date->setDay(intval($dateTime->format('d')));
+
+$result = new AdManagerDateTime();
+$result->setDate($date);
+$result->setHour(intval($dateTime->format('H')));
+$result->setMinute(intval($dateTime->format('i')));
+$result->setSecond(intval($dateTime->format('s')));
+$result->setTimeZoneId($dateTime->format('e'));
+
+return $result;
+}
+
+/**
+* Creates a Ad Manager date time from a date time string in ISO 8601
+* format.
+*
+* @param string $dateTime
+* @return AdManagerDateTime
+*/
+public static function fromDateTimeString($dateTime)
+{
+return self::fromDateTime(
+DateTime::createFromFormat(DateTime::ATOM, $dateTime)
+);
+}
+
+/**
+* Converts a Ad Manager date time to a PHP date time.
+*
+* @param AdManagerDateTime $adManagerDateTime
+* @return DateTime
+*/
+public static function toDateTime(AdManagerDateTime $adManagerDateTime)
+{
+$dateTimeString = sprintf(
+'%sT%02d:%02d:%02d',
+AdManagerDates::toDateString($adManagerDateTime->getDate()),
+$adManagerDateTime->getHour(),
+$adManagerDateTime->getMinute(),
+$adManagerDateTime->getSecond()
+);
+
+return new DateTime(
+$dateTimeString,
+new DateTimeZone($adManagerDateTime->getTimeZoneID())
+);
+}
+
+/**
+* Returns an ISO 8601 string representation of the specified Ad Manager
+* date time.
+*
+* Optionally, you may specify the timezone you want to view the date time
+* in. By default the time zone from the Ad Manager date time is used.
+* For example, if the Ad Manager date time holds `11/29/2016 21:05:30
+* in GMT`, the result from this method with Europe/Paris as the new time
+* zone, would be `11/29/2016 22:05:30 in CET`. This is useful for
+* displaying Ad Manager date times in your network's time zone.
+* For example:
+*
+* ```
+* $timeZoneId = $networkService->getCurrentNetwork()->getTimeZone();
+* $dateTimeString = AdManagerDateTimes::toDateTimeString(
+* $adManagerDateTime,
+* $timeZoneId
+* );
+* ```
+*
+* @param AdManagerDateTime $adManagerDateTime
+* @param null|string $timeZoneId optional
+* @return string
+*/
+public static function toDateTimeString(
+AdManagerDateTime $adManagerDateTime,
+$timeZoneId = null
+) {
+$dateTime = self::toDateTime($adManagerDateTime);
+if ($timeZoneId !== null) {
+$dateTime->setTimezone(new DateTimeZone($timeZoneId));
+}
+
+return $dateTime->format(DateTime::ATOM);
+}
+}
+

@@ -0,0 +1,49 @@
+<?php
+/**
+* Copyright 2017 Google Inc. All Rights Reserved.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+* http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+namespace Google\AdsApi\AdManager\Util\v201908;
+
+use Google\AdsApi\AdManager\v201908\Date;
+
+/**
+* Static utility methods for working with Ad Manager `Date` objects.
+*/
+final class AdManagerDates
+{
+
+private function __construct()
+{
+}
+
+/**
+* Returns string representation of the specified Ad Manager date in
+* `yyyy-MM-dd` format.
+*
+* @param Date $adManagerDate
+* @return string
+*/
+public static function toDateString(Date $adManagerDate)
+{
+return sprintf(
+'%d-%02d-%02d',
+$adManagerDate->getYear(),
+$adManagerDate->getMonth(),
+$adManagerDate->getDay()
+);
+}
+}
+

@@ -0,0 +1,80 @@
+<?php
+/**
+* Copyright 2017 Google Inc. All Rights Reserved.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+* http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+namespace Google\AdsApi\AdManager\Util\v201908;
+
+use InvalidArgumentException;
+
+/**
+* A utility class for processing and handling CSV files.
+*/
+class CsvFiles
+{
+
+/**
+* This class is meant to be used statically.
+*/
+private function __construct()
+{
+}
+
+/**
+* Writes the CSV data to a file located at `$fileName`.
+*
+* @param array $csvData the CSV data including the header
+* @param string $fileName the file to write the CSV data to
+* @throws InvalidArgumentException if `$csvData` is null or
+* `$fileName` is null
+*/
+public static function writeCsv(array $csvData, $fileName)
+{
+if (is_null($fileName)) {
+throw new InvalidArgumentException('File name is null.');
+}
+
+$handle = null;
+
+try {
+$handle = fopen($fileName, 'w');
+self::writeCsvToStream($csvData, $handle);
+} finally {
+if (isset($handle)) {
+fclose($handle);
+}
+}
+}
+
+/**
+* Writes the CSV data to a stream handle.
+*
+* @param array $csvData the CSV data including the header
+* @param resource $handle the stream handle to write the CSV data to
+* @throws InvalidArgumentException if `$csvData` is null or
+* `$fileName` is null
+*/
+public static function writeCsvToStream(array $csvData, $handle)
+{
+if (is_null($handle)) {
+throw new InvalidArgumentException('File handle is null.');
+}
+
+foreach ($csvData as $line) {
+fputcsv($handle, $line);
+}
+}
+}
+