PHP实例开发源码—Ajax 心情投票系统.zip

<?php /** * 生成文本缓存类 */ class mkcache { var $db; var $db_prefix; function mkcache($dbhandle, $db_prefix) { $this->db = $dbhandle; $this->db_prefix = $db_prefix; } /** * 站点配置缓存 */ function mc_options() { $options_cache = array(); $res = $this->db->query("SELECT * FROM ".$this->db_prefix."options"); while($row = $this->db->fetch_array($res)) { if(in_array($row['option_name'],array('site_key', 'blogname', 'bloginfo', 'blogurl', 'icp'))) { $row['option_value'] = htmlspecialchars($row['option_value']); } $options_cache[$row['option_name']] = $row['option_value']; } $cacheData = serialize($options_cache); $this->cacheWrite($cacheData,'options'); } /** * 用户信息缓存 */ function mc_user() { $user_cache = array(); $query = $this->db->query("SELECT * FROM ".$this->db_prefix."user"); while($row = $this->db->fetch_array($query)) { $logNum = $this->db->num_rows($this->db->query("SELECT gid FROM ".$this->db_prefix."blog WHERE author={$row['uid']} and hide='n' and type='blog'")); $draftNum = $this->db->num_rows($this->db->query("SELECT gid FROM ".$this->db_prefix."blog WHERE author={$row['uid']} and hide='y' and type='blog'")); $commentNum = $this->db->num_rows($this->db->query("SELECT a.cid FROM ".$this->db_prefix."comment as a, ".$this->db_prefix."blog as b where a.gid=b.gid and b.author={$row['uid']}")); $hidecommentNum = $this->db->num_rows($this->db->query("SELECT a.cid FROM ".$this->db_prefix."comment as a, ".$this->db_prefix."blog as b where a.gid=b.gid and a.hide='y' and b.author={$row['uid']}")); $tbNum = $this->db->num_rows($this->db->query("SELECT a.tbid FROM ".$this->db_prefix."trackback as a, ".$this->db_prefix."blog as b where a.gid=b.gid and b.author={$row['uid']}")); $icon = array(); $row['photo'] = !empty($row['photo']) && file_exists(substr($row['photo'], 1)) ? substr($row['photo'], 1) : $row['photo']; if(!empty($row['photo']) && file_exists($row['photo'])) { $photosrc = preg_replace("/(\.+\/)(.+)/", '$2', $row['photo']); $imgsize = chImageSize($row['photo'],ICON_MAX_W,ICON_MAX_H); $icon['src'] = htmlspecialchars($photosrc); $icon['width'] = $imgsize['w']; $icon['height'] = $imgsize['h']; } $row['nickname'] = empty($row['nickname']) ? $row['username'] : $row['nickname']; $user_cache[$row['uid']] = array( 'photo' => $icon, 'name' =>htmlspecialchars($row['nickname']), 'mail' =>htmlspecialchars($row['email']), 'des'=>$row['description'], 'lognum' => $logNum, 'draftnum' => $draftNum, 'commentnum' => $commentNum, 'hidecommentnum' => $hidecommentNum, 'tbnum' => $tbNum ); } $cacheData = serialize($user_cache); $this->cacheWrite($cacheData,'user'); } /** * 博客统计缓存 */ function mc_sta() { $lognum = $this->db->num_rows($this->db->query("SELECT gid FROM ".$this->db_prefix."blog WHERE type='blog' and hide='n' ")); $draftnum = $this->db->num_rows($this->db->query("SELECT gid FROM ".$this->db_prefix."blog WHERE type='blog' and hide='y'")); $comnum = $this->db->num_rows($this->db->query("SELECT cid FROM ".$this->db_prefix."comment WHERE hide='n' ")); $hidecom = $this->db->num_rows($this->db->query("SELECT gid FROM ".$this->db_prefix."comment where hide='y' ")); $tbnum = $this->db->num_rows($this->db->query("SELECT gid FROM ".$this->db_prefix."trackback ")); $twnum = $this->db->num_rows($this->db->query("SELECT id FROM ".$this->db_prefix."twitter ")); $sta_cache = array( 'lognum'=>$lognum, 'draftnum'=>$draftnum, 'comnum'=>$comnum, 'comnum_all'=>$comnum + $hidecom, 'twnum'=>$twnum, 'hidecomnum'=>$hidecom, 'tbnum'=>$tbnum ); $cacheData = serialize($sta_cache); $this->cacheWrite($cacheData,'sta'); } /** * 最新评论缓存 */ function mc_comment() { $show_config=$this->db->fetch_array($this->db->query("SELECT option_value FROM ".$this->db_prefix."options where option_name='index_comnum'")); $index_comnum = $show_config['option_value']; $show_config=$this->db->fetch_array($this->db->query("SELECT option_value FROM ".$this->db_prefix."options where option_name='comment_subnum'")); $comment_subnum = $show_config['option_value']; $query=$this->db->query("SELECT cid,gid,comment,date,poster,reply FROM ".$this->db_prefix."comment WHERE hide='n' ORDER BY cid DESC LIMIT 0, $index_comnum "); $com_cache = array(); while($show_com=$this->db->fetch_array($query)) { $com_cache[] = array( 'url' => "./?post={$show_com['gid']}#{$show_com['cid']}", 'name' => htmlspecialchars($show_com['poster']), 'content' => htmlClean(subString($show_com['comment'],0,$comment_subnum), false), 'reply' => $show_com['reply'] ); } $cacheData = serialize($com_cache); $this->cacheWrite($cacheData,'comments'); } /** * 侧边栏标签缓存 */ function mc_tags() { $tag_cache = array(); $query=$this->db->query("SELECT gid FROM ".$this->db_prefix."tag"); $i = 0; $j = 0; $tagnum = 0; $maxuse = 0; $minuse = 0; while($row = $this->db->fetch_array($query)) { $usenum = substr_count($row['gid'], ',') - 1; if($usenum > $i) { $maxuse = $usenum; $i = $usenum; } if($usenum < $j) { $minuse = $usenum; } $j = $usenum; $tagnum++; } $spread = ($tagnum>12?12:$tagnum); $rank = $maxuse-$minuse; $rank = ($rank==0?1:$rank); $rank = $spread/$rank; //获取草稿id $hideGids = array(); $query=$this->db->query("SELECT gid FROM ".$this->db_prefix."blog where hide='y' and type='blog'"); while($row = $this->db->fetch_array($query)) { $hideGids[] = $row['gid']; } $query=$this->db->query("SELECT tagname,gid FROM ".$this->db_prefix."tag"); while($show_tag = $this->db->fetch_array($query)) { //排除草稿在tag日志数里的统计 foreach ($hideGids as $val) { $show_tag['gid'] = str_replace(','.$val.',', ',', $show_tag['gid']); } if($show_tag['gid'] == ',') { continue; } $usenum = substr_count($show_tag['gid'], ',') - 1; $fontsize = 10 + round(($usenum - $minuse) * $rank);//maxfont:22pt,minfont:10pt $tag_cache[] = array( 'tagurl' => urlencode($show_tag['tagname']), 'tagname' => htmlspecialchars($show_tag['tagname']), 'fontsize' => $fontsize, 'usenum' => $usenum ); } $cacheData = serialize($tag_cache); $this->cacheWrite($cacheData,'tags'); } /** * 侧边栏分类缓存 */ function mc_sort() { $sort_cache = array(); $query = $this->db->query("SELECT sid,sortname,taxis FROM ".$this->db_prefix."sort ORDER BY taxis ASC"); while($row = $this->db->fetch_array($query)) { $logNum = $this->db->num_rows($this->db->query("SELECT sortid FROM ".$this->db_prefix."blog WHERE sortid=".$row['sid']." and hide='n' and type='blog'")); $sort_cache[$row['sid']] = array( 'lognum' => $logNum, 'sortname' => htmlspecialchars($row['sortname']), 'sid' => intval($row['sid']), 'taxis' => intval($row['taxis']) ); } $cacheData = serialize($sort_cache); $this->cacheWrite($cacheData,'sort'); } /** * 友站缓存 */ function mc_link() { $link_cache = array(); $query=$this->db->query("SELECT siteurl,sitename,description FROM ".$this->db_prefix."link ORDER BY taxis ASC"); while($show_link=$this->db->fetch_array($query)) { $link_cache[] = array( 'link'=>htmlspecialchars($show_link['sitename']), 'url'=>htmlspecialchars($show_link['siteurl']), 'des'=>htmlspecialchars($show_link['description']) ); } $cacheData = serialize($link_cache); $this->cacheWrite($cacheData,'links'); } /** * twitter缓存 */ function mc_twitter() { $show_config=$this->db->fetch_array($this->db->query("SELECT option_value FROM ".$this->db_prefix."options