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wp-content/plugins/mailpoet/lib/Util/DateConverter.php

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+<?php // phpcs:ignore SlevomatCodingStandard.TypeHints.DeclareStrictTypes.DeclareStrictTypesMissing
+
+namespace MailPoet\Util;
+
+if (!defined('ABSPATH')) exit;
+
+
+use MailPoetVendor\Carbon\Carbon;
+
+class DateConverter {
+  /**
+   * @return string|false
+   */
+  public function convertDateToDatetime(string $date, string $dateFormat) {
+    $datetime = false;
+
+    if ($dateFormat === 'datetime') {
+      $datetime = $date;
+    } elseif ($dateFormat === 'd/m/Y') {
+      $datetime = str_replace('/', '-', $date);
+    } else {
+      $parsedDate = explode('/', $date);
+      $parsedDateFormat = explode('/', $dateFormat);
+      $yearPosition = array_search('YYYY', $parsedDateFormat);
+      $monthPosition = array_search('MM', $parsedDateFormat);
+      $dayPosition = array_search('DD', $parsedDateFormat);
+      if (count($parsedDate) === 3) {
+        // create date from any combination of month, day and year
+        $parsedDate = [
+          'year' => $parsedDate[$yearPosition],
+          'month' => $parsedDate[$monthPosition],
+          'day' => $parsedDate[$dayPosition],
+        ];
+      } else if (count($parsedDate) === 2) {
+        // create date from any combination of month and year
+        $parsedDate = [
+          'year' => $parsedDate[$yearPosition],
+          'month' => $parsedDate[$monthPosition],
+          'day' => '01',
+        ];
+      } else if ($dateFormat === 'MM' && count($parsedDate) === 1) {
+        // create date from month
+        if ((int)$parsedDate[$monthPosition] === 0) {
+          $datetime = '';
+          $parsedDate = false;
+        } else {
+          $parsedDate = [
+            'month' => $parsedDate[$monthPosition],
+            'day' => '01',
+            'year' => date('Y'),
+          ];
+        }
+      } else if ($dateFormat === 'YYYY' && count($parsedDate) === 1) {
+        // create date from year
+        if ((int)$parsedDate[$yearPosition] === 0) {
+          $datetime = '';
+          $parsedDate = false;
+        } else {
+          $parsedDate = [
+            'year' => $parsedDate[$yearPosition],
+            'month' => '01',
+            'day' => '01',
+          ];
+        }
+      } else if ($dateFormat === 'DD' && count($parsedDate) === 1) {
+        // create date from day
+        if ((int)$parsedDate[$dayPosition] === 0) {
+          $datetime = '';
+          $parsedDate = false;
+        } else {
+          $parsedDate = [
+            'year' => date('Y'),
+            'month' => '01',
+            'day' => $parsedDate[$dayPosition],
+          ];
+        }
+      } else {
+        $parsedDate = false;
+      }
+      if ($parsedDate) {
+        $year = $parsedDate['year'];
+        $month = $parsedDate['month'];
+        $day = $parsedDate['day'];
+        // if all date parts are set to 0, date value is empty
+        if ((int)$year === 0 && (int)$month === 0 && (int)$day === 0) {
+          $datetime = '';
+        } else {
+          if ((int)$year === 0) $year = date('Y');
+          if ((int)$month === 0) $month = date('m');
+          if ((int)$day === 0) $day = date('d');
+          $datetime = sprintf(
+            '%s-%s-%s 00:00:00',
+            $year,
+            $month,
+            $day
+          );
+        }
+      }
+    }
+    if ($datetime !== false && !empty($datetime)) {
+      try {
+        $datetime = Carbon::parse($datetime)->toDateTimeString();
+      } catch (\Exception $e) {
+        $datetime = false;
+      }
+    }
+    return $datetime;
+  }
+}