发布时间:2021-07-25 18:03:27
织梦关键词内链、文档关键词维护无法使用的解决方法
PHP版本高于5.5无法使用关键词內链的解决方法
打开 /include/arc.archives.class.php 找到
$body = @preg_replace_callback("#(^|>)([^<]+)(?=<|$)#sU", "_highlight('\\2', \$karr, \$kaarr, '\\1')", $body);
改成
global $cfg_replace_num;if($cfg_replace_num > 0) { $query = "SELECT char_length(keyword) AS num,aid,keyword,rpurl,rank FROM dede_keywords WHERE rpurl<>'' ORDER BY num DESC"; $this->dsql->SetQuery($query); $this->dsql->Execute(); while($row = $this->dsql->GetArray()) { $key = trim($row['keyword']); $key_url=trim($row['rpurl']); $body = str_replace_limit($key, "<a href='$key_url' target='_blank'><u>$key</u></a>", $body, $cfg_replace_num); }
}
else
{ $query = "SELECT char_length(keyword) AS num,aid,keyword,rpurl,rank FROM dede_keywords WHERE rpurl<>'' ORDER BY num DESC"; $this->dsql->SetQuery($query); $this->dsql->Execute(); while($row = $this->dsql->GetArray()) { $key = trim($row['keyword']); $key_url=trim($row['rpurl']); $body = str_replace($key, "<a href='$key_url' target='_blank'><u>$key</u></a>", $body); }
}
继续找到
//高亮专用
在它上面加入
//指定替换次数功能
function str_replace_limit($search, $replace, $subject, $limit) {
if(is_array($search))
{
foreach($search as $k=>$v)
{
$search[$k] = '#(?<!>)(?!<)'. preg_quote($search[$k], '#'). '#';
}
}
else {
$search = '#(?<!>)(?!<)'. preg_quote($search, '#'). '#';
}
return preg_replace($search, $replace, $subject, $limit);
}
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