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preserve newlines inside <pre> tags when importing feeds

pull/1/head
Friendika 12 years ago
parent
commit
05c52ae81d
  1. 51
      include/html2bbcode.php

51
include/html2bbcode.php

@ -7,10 +7,15 @@
function html2bbcode($s) {
// only keep newlines from source that are within pre tags
$s = stripnl_exceptinpre($s);
// Tags to Find
$htmltags = array(
'/\n/is',
'/\<pre\>(.*?)\<\/pre\>/is',
'/\<p(.*?)\>/is',
'/\<\/p\>/is',
@ -36,7 +41,6 @@ function html2bbcode($s) {
// Replace with
$bbtags = array(
'',
'[code]$1[/code]',
'',
"\n",
@ -66,5 +70,48 @@ function html2bbcode($s) {
// Strip all other HTML tags
$text = strip_tags($text);
return $text;
}
function stripnl_exceptinpre($string)
{
// First, check for <pre> tag
if(strpos($string, '<pre>') === false)
{
return str_replace("\n","", $string);
}
// If there is a <pre>, we have to split by line
// and manually replace the linebreaks
$strArr=explode("\n", $string);
$output="";
$preFound=false;
// Loop over each line
foreach($strArr as $line)
{ // See if the line has a <pre>. If it does, set $preFound to true
if(strpos($line, "<pre>") !== false)
{
$preFound=true;
}
elseif(strpos($line, "</pre>") !== false)
{
$preFound=false;
}
// If we are in a pre tag, add line and also add \n, else add the line without \n
if($preFound)
{
$output .= $line . "\n";
}
else
{
$output .= $line ;
}
}
return $output;
}

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