+ /**
+ * Fix weird date formats
+ *
+ * @see \Friendica\Test\src\Util\DateTimeFormatTest::dataFix() for a list of examples handled by this method.
+ * @param string $dateString
+ * @return string
+ */
+ public static function fix(string $dateString): string
+ {
+ $patterns = [
+ ['#(\w+), (\d+/\d+/\d+) - (\d+:\d+)#', '$1, $2 $3'],
+ ['#(\d+-\d+-\d+)T(\d+:\d+:\d+)ZZ#', '$1T$2Z'],
+ ['#(\d+-\d+-\d+)T(\d+:\d+:\d+\.\d+)ZZ#', '$1T$2Z'],
+ ['#(\w+), (\d+ \w+ \d+) (\d+:\d+:\d+) (.+)#', '$2 $3 $4'],
+ ['#(\d+:\d+) (\w+), (\w+) (\d+), (\d+)#', '$1 $2 $3 $4 $5'],
+ ['#(\w+ \d+, \d+) - (\d+:\d+)#', '$1, $2'],
+ ['~(\d+-\d+-\d+)T(\d+:\d+:\d+)+(\d+:\d+)~', '$1T$2+$3'],
+ ];
+
+ foreach ($patterns as $pattern) {
+ $dateString = preg_replace($pattern[0], $pattern[1], $dateString);
+ }
+
+ return $dateString;
+ }
+