/* 评论作者和谐，使昵称部分隐藏，例如：ad**n 。*/ function cut_str($string, $sublen, $start = 0, $code = 'UTF-8') { if($code == 'UTF-8') { $pa = "/[x01-x7f]|[xc2-xdf][x80-xbf]|xe0[xa0-xbf][x80-xbf]|[xe1-xef][x80-xbf][x80-xbf]|xf0[x90-xbf][x80-xbf][x80-xbf]|[xf1-xf7][x80-xbf][x80-xbf][x80-xbf]/"; preg_match_all($pa, $string, $t_string); if(count($t_string[0]) - $start > $sublen) return join('', array_slice($t_string[0], $start, $sublen)); return join('', array_slice($t_string[0], $start, $sublen)); } else { $start = $start*2; $sublen = $sublen*2; $strlen = strlen($string); $tmpstr = ''; for($i=0; $i< $strlen; $i++) { if($i>=$start && $i< ($start+$sublen)) { if(ord(substr($string, $i, 1))>129) { $tmpstr.= substr($string, $i, 2); } else { $tmpstr.= substr($string, $i, 1); } } if(ord(substr($string, $i, 1))>129) $i++; } //if(strlen($tmpstr)< $strlen ) $tmpstr.= "..."; return $tmpstr; } } //替换评论作者 function my_get_comment_author_link() { $url = get_comment_author_url( $comment_ID ); $author = cut_str(get_comment_author( $comment_ID ), 2, 0).'***'.cut_str(get_comment_author( $comment_ID ), 1, -1); if ( empty( $url ) || 'http://' == $url ) return $author; else return "<a target='_blank' href='$url' rel='external nofollow' class='url'>$author</a>"; } add_filter('get_comment_author_link', 'my_get_comment_author_link');
来源地址：wordpress 评论用户名部分隐藏
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