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Simplified link matching regex

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This commit is contained in:
Daniel Winzen
2020-10-24 21:25:42 +02:00
parent e3d355ea84
commit 8712e76814
1 changed files with 5 additions and 5 deletions
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10
chat.php
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@ -3032,7 +3032,7 @@ function apply_filter(string $message, int $poststatus, string $nickname) : stri
function apply_linkfilter(string $message) : string {
$filters=get_linkfilters();
foreach($filters as $filter){
$message=preg_replace_callback("/<a href=\"([^\"]+)\" target=\"_blank\" rel=\"noreferrer noopener\">(.*?(?=<\/a>))<\/a>/iu",
$message=preg_replace_callback("/<a href=\"([^\"]+)\" target=\"_blank\" rel=\"noreferrer noopener\">([^<]*)<\/a>/iu",
function ($matched) use(&$filter){
return "<a href=\"$matched[1]\" target=\"_blank\" rel=\"noreferrer noopener\">".preg_replace("/$filter[match]/iu", $filter['replace'], $matched[2]).'</a>';
}
@ -3040,7 +3040,7 @@ function apply_linkfilter(string $message) : string {
}
$redirect=get_setting('redirect');
if(get_setting('imgembed')){
$message=preg_replace_callback('/\[img]\s?<a href="([^"]+)" target="_blank" rel="noreferrer noopener">(.*?(?=<\/a>))<\/a>/iu',
$message=preg_replace_callback('/\[img]\s?<a href="([^"]+)" target="_blank" rel="noreferrer noopener">([^<]*)<\/a>/iu',
function ($matched){
return str_ireplace('[/img]', '', "<br><a href=\"$matched[1]\" target=\"_blank\" rel=\"noreferrer noopener\"><img src=\"$matched[1]\"></a><br>");
}
@ -3050,15 +3050,15 @@ function apply_linkfilter(string $message) : string {
$redirect="$_SERVER[SCRIPT_NAME]?action=redirect&amp;url=";
}
if(get_setting('forceredirect')){
$message=preg_replace_callback('/<a href="([^"]+)" target="_blank" rel="noreferrer noopener">(.*?(?=<\/a>))<\/a>/u',
$message=preg_replace_callback('/<a href="([^"]+)" target="_blank" rel="noreferrer noopener">([^<]*)<\/a>/u',
function ($matched) use($redirect){
return "<a href=\"$redirect".rawurlencode($matched[1])."\" target=\"_blank\" rel=\"noreferrer noopener\">$matched[2]</a>";
}
, $message);
}elseif(preg_match_all('/<a href="([^"]+)" target="_blank" rel="noreferrer noopener">(.*?(?=<\/a>))<\/a>/u', $message, $matches)){
}elseif(preg_match_all('/<a href="([^"]+)" target="_blank" rel="noreferrer noopener">([^<]*)<\/a>/u', $message, $matches)){
foreach($matches[1] as $match){
if(!preg_match('~^http(s)?://~u', $match)){
$message=preg_replace_callback('/<a href="('.preg_quote($match, '/').')\" target=\"_blank\" rel=\"noreferrer noopener\">(.*?(?=<\/a>))<\/a>/u',
$message=preg_replace_callback('/<a href="('.preg_quote($match, '/').')\" target=\"_blank\" rel=\"noreferrer noopener\">([^<]*)<\/a>/u',
function ($matched) use($redirect){
return "<a href=\"$redirect".rawurlencode($matched[1])."\" target=\"_blank\" rel=\"noreferrer noopener\">$matched[2]</a>";
}