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patch from jvl xs4all nl

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This commit is contained in:
Lars Kneschke 2006-01-16 11:14:33 +00:00
parent fac250e6e0
commit 40586d80db
1 changed files with 16 additions and 8 deletions
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24
phpgwapi/inc/horde/Horde/iCalendar.php
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@ -1109,6 +1109,8 @@ class Horde_iCalendar {
/**
* Return the folded version of a line.
* JVL rewritten to fold on any ; or: or = if present before column 75
* this is still rfc2445 section 4.1 compliant
*/
function _foldLine($line)
{
@ -1116,14 +1118,20 @@ class Horde_iCalendar {
if (strlen($line) > 75) {
$foldedline = '';
while (!empty($line)) {
$maxLine = substr($line, 0, 75);
$cutPoint = max(60, max(strrpos($maxLine, ';'), strrpos($maxLine, ':')) + 1);
$foldedline .= (empty($foldedline)) ?
substr($line, 0, $cutPoint) :
$this->_newline . ' ' . substr($line, 0, $cutPoint);
$line = (strlen($line) <= $cutPoint) ? '' : substr($line, $cutPoint);
$maxLine = substr($line, 0, 75);
$cutPoint = 1+max(is_numeric($p1 = strrpos($maxLine,';')) ? $p1 : -1,
is_numeric($p1 = strrpos($maxLine,':')) ? $p1 : -1,
is_numeric($p1 = strrpos($maxLine,'=')) ? $p1 : -1);
if ($cutPoint < 1) // nothing found, then fold complete maxLine
$cutPoint = 75;
// now fold [0..(cutPoint-1)]
$foldedline .= (empty($foldedline))
? substr($line, 0, $cutPoint)
: $this->_newline . ' ' . substr($line, 0, $cutPoint);
$line = (strlen($line) <= $cutPoint)
? ''
: substr($line, $cutPoint);
}
return $foldedline;
}