洞悉互聯網前沿資訊,探尋網站營銷規律
作者:狐靈科技 | 2019-10-04 18:36 |點擊:
重慶網站建設小編為您講解當PHP版本高于5.5時,織夢DedeCMS無法使用關鍵詞內鏈,下面是此問題的解決方法。
打開 /include/arc.archives.class.php 找到
$body = @preg_replace_callback("#(^|>)([^<]+)(?=<|$)#sU", "_highlight('\\2', \$karr, \$kaarr, '\\1')", $body);
改成
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global $cfg_replace_num; |
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if($cfg_replace_num > 0) |
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{ |
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$query = "SELECT char_length(keyword) AS num,aid,keyword,rpurl,rank FROM dede_keywords WHERE rpurl<>'' ORDER BY num DESC"; |
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$this->dsql->SetQuery($query); |
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$this->dsql->Execute(); |
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while($row = $this->dsql->GetArray()) |
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{ |
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$key = trim($row['keyword']); |
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$key_url=trim($row['rpurl']); |
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$body = str_replace_limit($key, "<a href='$key_url' target='_blank'><u>$key</u></a>", $body, $cfg_replace_num); |
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} |
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} |
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else |
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{ |
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$query = "SELECT char_length(keyword) AS num,aid,keyword,rpurl,rank FROM dede_keywords WHERE rpurl<>'' ORDER BY num DESC"; |
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$this->dsql->SetQuery($query); |
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$this->dsql->Execute(); |
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while($row = $this->dsql->GetArray()) |
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{ |
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$key = trim($row['keyword']); |
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$key_url=trim($row['rpurl']); |
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$body = str_replace($key, "<a href='$key_url' target='_blank'><u>$key</u></a>", $body); |
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} |
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} |
繼續找到
//高亮專用
在它上面加入
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//指定替換次數功能 |
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function str_replace_limit($search, $replace, $subject, $limit) |
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{ |
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if(is_array($search)) |
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{ |
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foreach($search as $k=>$v) |
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{ |
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$search[$k] = '#(?<!>)(?!<)'. preg_quote($search[$k], '#'). '#'; |
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} |
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} |
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else |
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{ |
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$search = '#(?<!>)(?!<)'. preg_quote($search, '#'). '#'; |
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} |
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return preg_replace($search, $replace, $subject, $limit); |
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} |
完成