diff options
author | Frederic Guillot <fred@kanboard.net> | 2017-10-25 16:22:10 -0700 |
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committer | Frederic Guillot <fred@kanboard.net> | 2017-10-25 16:22:10 -0700 |
commit | 9e2b2a32fd0e967ad3184e9a5d091a29953acb91 (patch) | |
tree | 00822e24aa1110c73ca455a8d096ef296c008cbc /vendor/eluceo/ical/src/Eluceo/iCal/Util/ComponentUtil.php | |
parent | c507c5416251c505cb3e088a03c6664bed73c812 (diff) |
Include composer dependencies in repo
Diffstat (limited to 'vendor/eluceo/ical/src/Eluceo/iCal/Util/ComponentUtil.php')
-rw-r--r-- | vendor/eluceo/ical/src/Eluceo/iCal/Util/ComponentUtil.php | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/vendor/eluceo/ical/src/Eluceo/iCal/Util/ComponentUtil.php b/vendor/eluceo/ical/src/Eluceo/iCal/Util/ComponentUtil.php new file mode 100644 index 00000000..ca6a2be0 --- /dev/null +++ b/vendor/eluceo/ical/src/Eluceo/iCal/Util/ComponentUtil.php @@ -0,0 +1,48 @@ +<?php + +/* + * This file is part of the eluceo/iCal package. + * + * (c) Markus Poerschke <markus@eluceo.de> + * + * This source file is subject to the MIT license that is bundled + * with this source code in the file LICENSE. + */ + +namespace Eluceo\iCal\Util; + +class ComponentUtil +{ + /** + * Folds a single line. + * + * According to RFC 2445, all lines longer than 75 characters will be folded + * + * @link http://www.ietf.org/rfc/rfc2445.txt + * + * @param $string + * + * @return array + */ + public static function fold($string) + { + $lines = array(); + $array = preg_split('/(?<!^)(?!$)/u', $string); + + $line = ''; + $lineNo = 0; + foreach ($array as $char) { + $charLen = strlen($char); + $lineLen = strlen($line); + if ($lineLen + $charLen > 75) { + $line = ' ' . $char; + ++$lineNo; + } else { + $line .= $char; + } + $lines[$lineNo] = $line; + } + + return $lines; + } +} |