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HTML2Text: reduce CR/LF groups of more than 2 to a sequence of 2 CR/LF

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This commit is contained in:
Klaus Leithoff 2011-05-10 15:32:44 +00:00
parent 19dd8d19bd
commit 76980e665c
1 changed files with 36 additions and 3 deletions
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37
phpgwapi/inc/class.translation.inc.php
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@ -1233,13 +1233,46 @@ class translation
self::replaceEmailAdresses($_html);
//convert hrefs to description -> URL
$_html = preg_replace('~<a[^>]+href=\"([^"]+)\"[^>]*>(.*)</a>~si','[$2 -> $1]',$_html);
// reducing double \r\n to single ones, dont mess with pre sections
if ($stripcrl === true )
{
if (stripos($_html,'<pre>')!==false)
{
$contentArr = html::splithtmlByPRE($_html);
foreach ($contentArr as $k =>&$elem)
{
if (stripos($elem,'<pre>')===false)
{
//this is supposed to strip out all remaining stuff in tags, this is sometimes taking out whole sections off content
if ( $stripalltags ) {
$_html = preg_replace('~<[^>^@]+>~s','',$_html);
}
// strip out whitespace inbetween CR/LF
$elem = preg_replace('~\r\n\s+\r\n~si', "\r\n\r\n", $elem);
// strip out / reduce exess CR/LF
$elem = preg_replace('~\r\n{3,}~si',"\r\n\r\n",$elem);
}
}
$_html = implode('',$contentArr);
}
else
{
//this is supposed to strip out all remaining stuff in tags, this is sometimes taking out whole sections off content
if ( $stripalltags ) {
$_html = preg_replace('~<[^>^@]+>~s','',$_html);
}
// strip out whitespace inbetween CR/LF
$_html = preg_replace('~\r\n\s+\r\n~si', "\r\n\r\n", $_html);
// strip out / reduce exess CR/LF
$_html = preg_replace('~(\r\n){3,}~si',"\r\n\r\n",$_html);
}
}
//this is supposed to strip out all remaining stuff in tags, this is sometimes taking out whole sections off content
if ( $stripalltags ) {
//$_html = preg_replace('~<[^>^@]+>~s','',$_html);
//$_html = strip_tags($_html, '<a>');
}
// reducing double \r\n to single ones
//$_html = str_replace("\r\n\r\n", "\r\n", $_html); // ToDo: this needsv to be more sophosticated
// reducing spaces
$_html = preg_replace('~ +~s',' ',$_html);
// we dont reduce whitespace at the start or the end of the line, since its used for structuring the document