Discuz防止会员在整个论坛发布相同主题的帖子

吕哥的论坛需要这个就找来了

<br/>核心修改<br/>打开 include\newthread.inc.php<br/>查找：<br/><br/>代码:<br/><br/>        if($subject == ” || $message == ”) {<br/>                showmessage(‘post_sm_isnull’);<br/>        }<br/><br/>在后面一行添加：<br/><br/>代码:<br/><br/>//Refuse repeated post. Code by KaijuanStudio<br/>        if($repeated == 1) {<br/>                $query = $db->query(“SELECT tid, subject FROM {$tablepre}threads WHERE authorid=’$discuz_uid’ AND subject=’$subject’”);<br/>                if($db->num_rows($query)) {<br/>                        $repeat = $db->fetch_array($query);<br/>                        showmessage(‘post_repeated’, ’index.php’);<br/>                }<br/>        } elseif ($repeated == 2) {<br/>                $query = $db->query(“SELECT tid, subject FROM {$tablepre}threads WHERE subject=’$subject’”);<br/>                if($db->num_rows($query)) {<br/>                        $repeat = $db->fetch_array($query);<br/>                        showmessage(‘post_repeated’, ’index.php’);<br/>                }<br/>        } elseif ($repeated == 3) {<br/>                $query = $db->query(“SELECT tid, authorid, subject, message FROM {$tablepre}posts WHERE first=’1′ AND subject=’$subject’”);<br/>                if($db->num_rows($query)) {<br/>                        $repeat = $db->fetch_array($query);<br/>                        if($repeat['authorid'] == $discuz_uid) {<br/>                                showmessage(‘post_repeated’, ’index.php’);<br/>                        }<br/><br/>                        function SubString($str, $start, $len = 0xFFFFFFFF) {<br/>                                if($start < 0) {<br/>                                        $start = strlen($str) + $start;<br/>                                }<br/>                                if($len < 0) {<br/>                                        $len = strlen($str) - $start + $len;<br/>                                }<br/>                                $tmp = ”;<br/>                                $result = ”;<br/>                                $strlen = strlen($str);<br/>                                $begin = 0;<br/>                                $subLen = 0;<br/>                                for($i = 0; $i < $start + $len && $i < $strlen; $i++) {<br/>                                        if($i < $start) {<br/>                                                if(ord($str[$i]) >= 161 && ord($str[$i]) <= 247 && ord($str[$i+1]) >= 161 && ord($str[$i+1]) <= 254) $i++;<br/>           &nbsp<br /> ;                            } else {<br/>                                                $begin=$i;<br/>                                                for(; $i<$start+$len && $i<$strlen; $i++) {<br/>                                                        if(ord($str[$i]) >= 161 && ord($str[$i]) <= 247 && ord($str[$i+1])>=161 && ord($str[$i+1])<=254) $i++;<br/>                                                }<br/>                                                return substr($str,$begin,$i-$begin);<br/>                                        }<br/>                                }<br/>                        }<br/><br/>                        if(strlen($message) > 60) {<br/>                                if(SubString($message, -100) == SubString($repeat['message'], -100) || SubString($message, 50, 100) == SubString($repeat['message'], 50, 100)) {<br/>                                        showmessage(‘post_repeated’, ’index.php’);<br/>                                }<br/>                        } else {<br/>                                if($message == SubString($repeat['message'], 0, 60)) {<br/>                                        showmessage(‘post_repeated’, ’index.php’);<br/>                                }<br/>                        }<br/>                }<br/>        }<br/>//Refuse repeated post. Code End<br/><br/>添加提示信息<br/><br/>打开：templates\default\messages.lang.php<br/>查找：<br/><br/>代码:<br/><br/>        ’post_net_price_iszero’ => ’您的主题售价扣除积分交易税后为 0，请返回修改。’,<br/><br/>在后面一行添加：<br/><br/>代码:<br/><br/>        ’post_repeated’ => ’您所发布的主题已存在:《<a href=\”viewthread.php?tid=$repeat[tid]\” target=\”_blank\”>$repeat[subject]</a>》请勿重复发布。’,<br/><br/>添加设置<br/><br/>打开：config.inc.php<br/>在最后添加一段：<br/><br/>代码:<br/><br/>        $repeated = 0;        //设置防范重复发贴的级别，0＝关闭，1＝防范相同ID发布相同标题的新主题，2＝防范发布相同标题的新主题，3＝防范发布相同标题且内容部分相同的新主题<br/>　　您可根据自己的需要，随时更改 $repeated 的数值，以关闭或开启限制重复发贴不同的防范级别。<br/><br/>