= array();
}
$post['classname'] = 'post';
}
function comment_format(&$post)
{
global $conf, $uid, $gid, $forumlist;
if (empty($post)) return;
$forum = $post['fid'] ? forum_read($post['fid']) : '';
$thread = well_thread_read_cache($post['tid']);
if ($thread) {
//$post['fid'] = $thread['fid'];
$post['closed'] = $thread['closed'];
$post['subject'] = $thread['subject'];
$post['url'] = $thread['url'];
} else {
$post['closed'] = 0;
$post['subject'] = lang('thread_not_exists');
$post['url'] = '';
}
$post['create_date_fmt'] = humandate($post['create_date']);
//$post['message'] = stripslashes(htmlspecialchars_decode($post['message']));
$user = user_read_cache($post['uid']);
$post['username'] = array_value($user, 'username');
$post['user_avatar_url'] = array_value($user, 'avatar_url');
$post['user'] = $user ? user_safe_info($user) : user_guest();
isset($post['floor']) || $post['floor'] = 0;
// 权限判断
$post['allowupdate'] = 2 == array_value($forum, 'comment', 0) && ($uid == $post['uid'] || forum_access_mod($post['fid'], $gid, 'allowupdate'));
$post['allowdelete'] = group_access($gid, 'allowuserdelete') && $uid == $post['uid'] || forum_access_mod($post['fid'], $gid, 'allowdelete');
$post['user_url'] = url('user-' . $post['uid'] . ($post['uid'] ? '' : '-' . $post['pid']));
if ($post['files'] > 0) {
list($attachlist, $imagelist, $filelist) = well_attach_find_by_pid($post['pid']);
// 使用图床 评论使用图床,mysql会过多,写死链接到内容是减轻mysql的过多的方法
if (2 == $conf['attach_on']) {
foreach ($imagelist as $key => $attach) {
$url = $conf['upload_url'] . 'website_attach/' . $attach['filename'];
// 替换成图床
$post['message'] = FALSE !== strpos($post['message'], $url) && $attach['image_url'] ? str_replace($url, $attach['image_url'], $post['message']) : $post['message'];
}
}
$post['filelist'] = $filelist;
} else {
$post['filelist'] = array();
}
$post['classname'] = 'post';
}
function comment_format_message(&$val)
{
global $conf;
if (empty($val)) return;
// 使用云储存
if (1 == $conf['attach_on'] && 1 == $val['attach_on']) {
$val['message'] = str_replace('="upload/', '="' . file_path($val['attach_on']), $val['message']);
} elseif (2 == $conf['attach_on'] && 2 == $val['attach_on']) {
// 使用图床
list($attachlist, $imagelist, $filelist) = well_attach_find_by_tid($val['tid']);
foreach ($imagelist as $key => $attach) {
$url = $conf['upload_url'] . 'website_attach/' . $attach['filename'];
// 替换成图床
$val['message'] = FALSE !== strpos($val['message'], $url) && $attach['image_url'] ? str_replace($url, $attach['image_url'], $val['message']) : $val['message'];
}
} else {
$val['message'] = str_replace('="upload/', '="' . file_path($val['attach_on']), $val['message']);
}
//$val['message'] = stripslashes(htmlspecialchars_decode($val['message']));
}
// 把内容中使用了云储存的附件链接替换掉
function comment_message_replace_url($pid, $message)
{
global $conf;
if (0 == $conf['attach_on']) {
$message = FALSE !== strpos($message, '="../upload/') ? str_replace('="../upload/', '="upload/', $message) : $message;
$message = FALSE !== strpos($message, '="/upload/') ? str_replace('="/upload/', '="upload/', $message) : $message;
} elseif (1 == $conf['attach_on']) {
// 使用云储存
$message = str_replace('="' . $conf['cloud_url'] . 'upload/', '="upload/', $message);
} elseif (2 == $conf['attach_on']) {
// 使用图床 评论使用图床,mysql会过多,写死链接到内容是减轻mysql的过多的方法
list($attachlist, $imagelist, $filelist) = well_attach_find_by_pid($pid);
foreach ($imagelist as $key => $attach) {
$url = $conf['upload_url'] . 'website_attach/' . $attach['filename'];
// 替换回相对链接
$message = $attach['image_url'] && FALSE !== strpos($message, $attach['image_url']) ? str_replace($attach['image_url'], $url, $message) : $message;
}
}
return $message;
}
function comment_filter($val)
{
unset($val['userip']);
return $val;
}
function comment_highlight_keyword($str, $k)
{
$r = str_ireplace($k, '' . $k . ' ', $str);
return $r;
}
//
//
function comment_message_format(&$s)
{
if (xn_strlen($s) < 100) return;
$s = preg_replace('#.*? #is', '', $s);
$s = str_ireplace(array(' ', ' ', ' ', '', '', '', '', '' . ''), "\r\n", $s);
$s = str_ireplace(array(' '), " ", $s);
$s = strip_tags($s);
$s = preg_replace('#[\r\n]+#', "\n", $s);
$s = xn_substr(trim($s), 0, 100);
$s = str_replace("\n", ' ', $s);
}
// 对内容进行引用
function comment_quote($quotepid)
{
$quotepost = comment_read($quotepid);
if (empty($quotepost)) return '';
$uid = $quotepost['uid'];
$s = $quotepost['message'];
$s = comment_brief($s, 100);
$userhref = url('user-' . $uid);
$user = user_read_cache($uid);
$r = '
' . $user['username'] . '
' . $s . '
';
return $r;
}
// 获取内容的简介 0: html, 1: txt; 2: markdown; 3: ubb
function comment_brief($s, $len = 100)
{
$s = strip_tags($s);
$s = htmlspecialchars($s);
$more = xn_strlen($s) > $len ? ' ... ' : '';
$s = xn_substr($s, 0, $len) . $more;
return $s;
}
?>[模板]
[模板]
#include<bits/stdc++.h>
using namespace std;
const int mod = (479<<21)+1;
const int g = 3; //原根
long long quick_mod(long long a,long long b)
{long long ans=1;while(b){if(b&1)ans=ans*a%mod;a=a*a%mod;b>>=1;}return ans;
}
void NTT(int n,long long a[],bool on=false) //长度为N (2的次数),默认正变换,逆变换加true
{int r=0;while((1<<++r)!=n);for(int i=0; i<n; i++){int tmp=0;for(int j=0; j<r; j++)//蝴蝶操作if(i&(1<<j))tmp+=1<<(r-j-1);if(i<tmp)swap(a[i],a[tmp]);}for(int i=1; i<=r; i++){int m=1<<i;long long wn=quick_mod(g,(mod-1)/m);for(int k=0; k<n; k+=m){long long w=1;for(int j=0; j<(m>>1); j++){long long t,u;t=w*(a[k+j+(m>>1)]%mod)%mod;u=a[k+j]%mod;a[k+j]=(u+t)%mod;a[k+j+(m>>1)]=((u-t)%mod+mod)%mod;w=w*wn%mod;}}}if(on){for(int i=1; i<n>>1; i++)swap(a[i],a[n-i]);long long inv=quick_mod(n,mod-2);for(int i=0; i<n; i++)a[i]=a[i]%mod*inv%mod;}
}