phpwind源码解析------index.php

phpwind的功能很强悍，设计理念也非常不错，但代码写得有些乱，不过可能是php本身的特点导致，让我们这些写惯了java的开发人员看起来极不习惯，并且源码里的注释少得可怜，只能自己边看边加了，今天看了看了根目录下的index.php，带注释的源码如下：

<?phpdefine('SCR','index');require_once('global.php');include_once(D_P.'data/bbscache/cache_index.php');include_once(D_P.'data/bbscache/forum_cache.php');//notice//公告处理$noticedb = array();foreach ($notice_A as $value) {if ($value['startdate']<=$timestamp && (!$value['enddate'] || $value['enddate']>=$timestamp)) {$value['startdate'] = $value['stime'] ? $value['stime'] : get_date($value['startdate'],'y-m-d');!$value['url'] && $value['url'] = 'notice.php#'.$value['aid'];$noticedb[$value['aid']] = $value;}}$notice_A = $noticedb;unset($noticedb);$topics = $article = $tposts = 0;$cateid = (int)GetGP('cateid');$secdomain = null;$m = GetGP('m');//设置默认主页模式为门户if (!$cateid && $db_modedomain && $secdomain = array_search($pwServer['HTTP_HOST'], $db_modedomain)) {$cateinfo = explode("_",$secdomain);if ('cate' == $cateinfo[0]) {$cateid = (int)$cateinfo[1];$db_bbsurl = $_mainUrl;$m = 'area';}unset($cateinfo);}//根据参数选择模式selectMode($m);if (defined('M_P') && file_exists(M_P . ($cateid > 0 ? 'cate' : 'index') . '.php')) {//门户模式if ($cateid > 0) {//门户模式的子版块$_GET['fid'] = $_GET['cateid'] = $cateid;require_once M_P.'cate.php';} else {//门户首页或圈子首页require_once(M_P.'index.php');$db_newinfoifopen = 0;}} else {//论坛模式$pw_seoset = L::loadClass('seoset');$webPageTitle = $pw_seoset->getPageTitle();$metaDescription = $pw_seoset->getPageMetadescrip();$metaKeywords = $pw_seoset->getPageMetakeyword();$newpic = (int)GetCookie('newpic');$forumdb = $catedb = $showsub = array();$c_htm = 0;if ($db_forumdir) {require_once(R_P.'require/dirname.php');} elseif ($cateid > 0) {$catestyle = $forum[$cateid]['style'];if ($catestyle && file_exists(D_P."data/style/$catestyle.php")) {$skin = $catestyle;}#SEO$pw_seoset->set_page('thread');$pw_seoset->set_ifCMS($forum[$cateid]['ifcms']);$webPageTitle = $pw_seoset->getPageTitle($forum[$cateid]['title'],$forum[$cateid]['name']);$metaDescription = $pw_seoset->getPageMetadescrip($forum[$cateid]['metadescrip'],$forum[$cateid]['name']);$metaKeywords = $pw_seoset->getPageMetakeyword($forum[$cateid]['keywords'],$forum[$cateid]['name']);$sqlwhere = 'AND (f.fid=' . pwEscape($cateid) . ' OR f.fup=' . pwEscape($cateid) . ')';unset($metakeyword);}require_once(R_P.'require/header.php');!$db_showcms && $sqlwhere .= " AND f.cms!='1'";/*The app client*///第三方app相关if ($db_siteappkey && ($db_apps_list['17']['status'] == 1 || is_array($db_threadconfig))) {$appclient = L::loadClass('appclient');if (is_array($db_threadconfig)) {$threadright = array();$threadright = $appclient->getThreadRight();}}/*The app client*/if ($cookie_deploy = $_COOKIE['deploy']) {$deployfids = explode("/t",$cookie_deploy);$deployfids = array_flip($deployfids);unset($cookie_deploy);} else {$deployfids = array();}//查询表pw_forums和pw_forumdata得到版块信息$query = $db->query("SELECT f.fid,f.name,f.type,f.childid,f.fup,f.logo,f.descrip,f.metadescrip,f.forumadmin,f.across,f.allowhtm,f.password,f.allowvisit,f.showsub,f.ifcms,fd.tpost,fd.topic,fd.article,fd.subtopic,fd.top1,fd.lastpost FROM pw_forums f LEFT JOIN pw_forumdata fd USING(fid) WHERE f.ifsub='0' AND f.ifcms!=2 $sqlwhere ORDER BY f.vieworder");while ($forums = $db->fetch_array($query)) {//循环取得每个版块信息if ($forums['type'] === 'forum') {//若为具体版块//子版块设置if ($forums['showsub'] && $forums['childid']) {$showsub[$forums['fid']] = '';}//取得主题总数$forums['topics'] = $forums['topic']+$forums['subtopic'];if ($db_topped) {$forums['topics'] += $forums['top1'];$forums['article'] += $forums['top1'];}//计算帖子和回帖总数$article += $forums['article'];$topics += $forums['topics'];$tposts += $forums['tpost'];$forums['au'] = $forums['admin'] = '';if (!$forums['password'] && (!$forums['allowvisit'] || allowcheck($forums['allowvisit'],$groupid, $winddb['groups'],$forums['fid'],$winddb['visit']))) {//允许访问//取得本版块最新贴的相关信息list($forums['t'],$forums['au'],$forums['newtitle'],$forums['ft']) = explode("/t",$forums['lastpost']);$forums['pic'] = $newpic < $forums['newtitle'] && ($forums['newtitle'] + $db_newtime > $timestamp) ? 'new' : 'old';$forums['newtitle'] = get_date($forums['newtitle']);$forums['t'] = substrs($forums['t'],26);} elseif ($forum[$forums['fid']]['f_type'] === 'hidden' && $groupid != 3) {//有权限或密码保护if ($forums['password'] && allowcheck($forums['allowvisit'],$groupid,$winddb['groups'], $forums['fid'],$winddb['visit'])) {$forums['pic'] = 'lock';} else {continue;}} else {$forums['pic'] = 'lock';}$forums['allowhtm'] == 1 && $c_htm = 1;//取得版块logoif ($db_indexfmlogo == 2) {if(!empty($forums['logo']) && strpos($forums['logo'],'http://') === false && file_exists($attachdir.'/'.$forums['logo'])){$forums['logo'] = "$attachpath/$forums[logo]";}} elseif ($db_indexfmlogo == 1 && file_exists("$imgdir/$stylepath/forumlogo/$forums[fid].gif")) {$forums['logo'] = "$imgpath/$stylepath/forumlogo/$forums[fid].gif";} else {$forums['logo'] = '';}//取得版主信息if ($forums['forumadmin']) {$forumadmin = explode(',',$forums['forumadmin']);foreach ($forumadmin as $value) {if ($value) {if (!$db_adminshow) {$forums['admin'] .= '<a href="u.php?action=show&username='.rawurlencode($value)." mce_href="u.php?action=show&username='.rawurlencode($value)."/">$value</a> ";} else {$forums['admin'] .= "<option value=/"$value/">$value</option>";}}}}//第三方 app相关/*The app client*/if ($db_siteappkey && $db_apps_list['17']['status'] == 1) {$forums['forumappinfo'] = $appclient->showForumappinfo($forums['fid'],'forum_erect,forum_across','17');}/*The app client*/$forumdb[$forums['fup']][] = $forums;} elseif ($forums['type'] === 'category') {//若为版块分类//取得图标和样式等显示信息if (isset($deployfids[$forums['fid']])) {$forums['deploy_img'] = 'open';$forums['tbody_style'] = 'none';$forums['admin'] = '';} else {$forums['deploy_img'] = 'fold';$forums['tbody_style'] = $forums['admin'] = '';}//取得版主信息if ($forums['forumadmin']) {$forumadmin = explode(',',$forums['forumadmin']);foreach ($forumadmin as $key => $value) {if ($value) {if ($key==10) {$forums['admin'] .= '...';break;}$forums['admin'] .= '<a href="u.php?action=show&username='.rawurlencode($value)." mce_href="u.php?action=show&username='.rawurlencode($value)."/" class=/"cfont/">$value</a> ";}}}$catedb[] = $forums;}}$db->free_result($query);// View subif (!empty($showsub)) {foreach ($forum as $value) {if (isset($showsub[$value['fup']]) && $value['f_type'] != 'hidden') {$showsub[$value['fup']] .= ($showsub[$value['fup']] ? ' | ' : '')."<a href="/" mce_href="/""thread.php?fid=$value[fid]/">$value[name]</a>";}}}unset($forums,$forum,$db_showcms);//info deployif (isset($deployfids['info'])) {$cate_img = 'open';$cate_info = 'none';} else {$cate_img = 'fold';$cate_info = '';}// update birth dayif ($db_indexshowbirth) {$brithcache = '';require_once(R_P.'require/birth.php');}}// Sharing Information//取得论坛基本统计信息extract($db->get_one("SELECT * FROM pw_bbsinfo WHERE id=1"));//$rt = $db->get_one('SELECT newmember,totalmember,higholnum,higholtime,tdtcontrol,yposts,hposts,hit_tdtime,hit_control,plantime FROM pw_bbsinfo WHERE id=1');//显示新会员$newmember = '<a href="u.php?action=show&username='.rawurlencode($newmember).'" mce_href="u.php?action=show&username='.rawurlencode($newmember).'" target="_blank">'.$newmember.'</a>';//取得主题和帖子总数$article += $o_post;$topics += $o_post;$tposts += $o_tpost;// online users//更新在线信息Update_ol();$userinbbs = $guestinbbs = 0;//从cache或数据库取得在线信息if (empty($db_online)) {include_once(D_P.'data/bbscache/olcache.php');} else {$query = $db->query("SELECT uid!=0 as ifuser,COUNT(*) AS count FROM pw_online GROUP BY uid!='0'");while ($rt = $db->fetch_array($query)) {if ($rt['ifuser']) {$userinbbs = $rt['count'];} else {$guestinbbs = $rt['count'];}}}//会员总数$usertotal = $guestinbbs + $userinbbs;if ($db_indexonline) {InitGP(array('online'));empty($online) && $online = GetCookie('online');if ($online == 'yes') {if ($usertotal > 2000 && !CkInArray($windid,$manager)) {$online = 'no';Cookie('online',$online);} else {$index_whosonline = '';$db_online = intval($db_online);include_once Pcv(R_P."require/online_{$db_online}.php");}}}$showgroup = $db_showgroup ? explode(',',$db_showgroup) : array();// Share unionif ($db_indexmqshare && $sharelink[1]) {$sharelink[1] = "<marquee scrolldelay=/"100/" scrollamount=/"4/" onmouseout=/"if (document.all!=null){this.start()}/" onmouseover=/"if (document.all!=null){this.stop()}/" behavior=/"alternate/">$sharelink[1]</marquee>";}//update pw_feed//更新好友动态if ($winduid && PwStrtoTime(get_date($lastvisit,'Y-m-d')) < $tdtime && $db_hostweb == 1 && !$cateid && $groupid != 'guest' && !defined('M_P')) {$_flag = $db->get_value("SELECT id FROM pw_feed WHERE uid = ".pwEscape($winduid)." ORDER BY id DESC LIMIT 29,1");$_flag && $db->update("DELETE FROM pw_feed WHERE uid = ".pwEscape($winduid)." AND id < ". pwEscape($_flag));}//更新昨日发贴数和数据更新时间if ($db_hostweb == 1 && $groupid != 'guest' && !$cateid && $tdtcontrol < $tdtime && !defined('M_P')) {require_once(R_P.'require/updateforum.php');updateshortcut();$db->update("UPDATE pw_bbsinfo SET".pwSqlSingle(array('yposts' => $tposts, 'tdtcontrol' => $tdtime,'o_tpost'=>0))."WHERE id='1'");$db->update("UPDATE pw_forumdata SET tpost=0 WHERE tpost<>'0'");//$db->update("DELETE FROM pw_feed WHERE timestamp<".pwEscape($tdtime - 604800));}// update posts hitsif ($c_htm || $db_hithour) {$db_hithour == 0 && $db_hithour = 4;$hit_wtime = $hit_control * $db_hithour;$hit_wtime > 24 && $hit_wtime = 0;$hitsize = @filesize(D_P.'data/bbscache/hits.txt');if ($hitsize && ($hitsize > 1024 || ($timestamp - $hit_tdtime) > $hit_wtime * 3600) && procLock('hitupdate')) {require_once(R_P.'require/hitupdate.php');procUnLock('hitupdate');}}//更新最高在线数和最高在线时间if ($higholnum < $usertotal) {$db->update("UPDATE pw_bbsinfo SET ".pwSqlSingle(array('higholnum' => $usertotal,'higholtime'=> $timestamp))." WHERE id=1");$higholnum = $usertotal;}//更新最高日贴if ($hposts < $tposts) {$db->update('UPDATE pw_bbsinfo SET hposts='.pwEscape($tposts).' WHERE id=1');$hposts = $tposts;}$mostinbbstime = get_date($higholtime);if (!$ol_offset && $db_onlinelmt != 0 && $usertotal >= $db_onlinelmt) {Cookie('ol_offset','',0);Showmsg('most_online');}if ($plantime && $timestamp > $plantime && procLock('task')) {require_once(R_P.'require/task.php');procUnLock('task');}$db_newinfoifopen && require_once(R_P."require/newinfo.php");//取得index.htm模板，把上去取得的各个信息通过html展现出来，相当于control层到view层require_once PrintEot('index');if (isset($area_refresh_static) && $area_refresh_static && function_exists("area_static_deal")) {$area_static_content = ob_get_contents();area_static_deal("saveStaticContent", array('content'=>$area_static_content));ob_clean();echo $area_static_header, $area_static_content;unset($area_static_header, $area_static_content);}footer();?>