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category-content.php
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category-content.php
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<div id="index-content">
<?php
//S取分类名字
$category=$_GET['category'];
$sql="select cat_title from category where cat_id=?";
$stmt=$mysqli->prepare($sql);
$stmt->bind_param('i',$category);
$stmt->execute();
$stmt->bind_result($g_cat_title);
$stmt->fetch();
$stmt->free_result();
$stmt->close();
//E取分类名字
//S计算本页应该展示文章数
$sql="select count(`art_id`) from article where art_categoryid=?";
$stmt=$mysqli->prepare($sql);
$stmt->bind_param('i',$category);
$stmt->execute();
$stmt->bind_result($artsum);
$stmt->fetch();
$stmt->free_result();
$stmt->close();
if($artsum==0){
echo "没有这类文章了呢";
}else{
if(isset($_GET["pagenow"])){
$pagenow=$_GET["pagenow"];
}else{
$pagenow=1;
}
$numperpage=5;
$pagesum=ceil($artsum/$numperpage);
$fromnum=5*($pagenow-1);
//E计算本页应该展示文章数
//S向正文数组中添加文章内容
$sql="select a.art_id,a.art_title,a.art_content,a.art_categoryid,b.cat_title,a.art_hot,a.art_createtime
from article as a left join category as b on a.art_categoryid=b.cat_id
where a.art_categoryid='$category'
order by a.art_createtime desc
limit ?,? ";
$stmt=$mysqli->prepare($sql);
$stmt->bind_param('ii',$fromnum,$numperpage);
$stmt->execute();
$stmt->bind_result($art_id, $art_title,$art_content,$art_categoryid,$cat_title,$art_hot,$art_createtime);
$i=0;
while ($stmt->fetch()) {
$a_array[$i]['art_id']=$art_id;
$a_array[$i]['art_title']=$art_title;
$a_array[$i]['art_content']=$art_content;
$a_array[$i]['art_categoryid']=$art_categoryid;
$a_array[$i]['cat_title']=$cat_title;
$a_array[$i]['art_hot']=$art_hot;
$a_array[$i]['art_createtime']=$art_createtime;
$i++;
//printf ($out, $art_id, $art_title,$art_content,$cat_title,$art_hot,$art_createtime);
}
/* close statement */
$stmt->free_result();
$stmt->close();
//E向正文数组中添加文章内容
//S向正文数组中添加关键字
$sql2="select group_concat(tag_id),group_concat(tag_title),group_concat(tag_artnum) from tag where tag_id in
(select atc_tagid from article_tag_access where atc_artid=?)";
for($j=0;$j<$i;$j++){
$stmt2=$mysqli->prepare($sql2);
$stmt2->bind_param('i',$a_array[$j]['art_id']);
$stmt2->execute();
$stmt2->bind_result($tag_id,$tag_title,$tag_artnum);
while($stmt2->fetch()){
$a_array[$j]['tag']['tag_id']=explode(',',$tag_id);
$a_array[$j]['tag']['tag_title']=explode(',',$tag_title);
$a_array[$j]['tag']['tag_artnum']=explode(',',$tag_artnum);
//var_dump($a_array[$j]['tag']);
}
$stmt2->free_result();
$stmt2->close();
}
//E向正文数组中添加关键字
//S向正文数组中添加评论
$sql_com4a="select count(`com_id`) from comment where com_artid=?";
for($j=0;$j<$i;$j++){
$stmt2=$mysqli->prepare($sql_com4a);
$stmt2->bind_param('i',$a_array[$j]['art_id']);
$stmt2->execute();
$stmt2->bind_result($acnum);
while($stmt2->fetch()){
$a_array[$j]['acnum']=$acnum;
}
$stmt2->free_result();
$stmt2->close();
}
//E向正文数组中添加评论
printf("<div class='whereami'><i class='fa fa-folder-open-o'></i> 当前分类->%s</div>",$g_cat_title);
//S开始显示内容
foreach($a_array as $akey=>$avalue){
?>
<div class="onearticle">
<div class="onearticletitle">
<a href="single.php?blog=<?php echo $avalue['art_id'];?>" rel="<?php echo $avalue['art_title'];?>">
<h2><?php echo $avalue['art_title'];?></h2>
</a>
</div>
<div class="onearticledown">
<div class="onearticleright">
<div class="onearticlecontent">
<p>
<?php echo mb_strimwidth(strip_tags($avalue['art_content']), 0, 280,".....",'utf-8');?>
</p>
</div>
<div class="onearticleinfo">
<span><i class='fa fa-folder-open-o fa-fw'></i>分类：
<a href="category.php?category=<?php echo $avalue['art_categoryid'];?>">
<?php echo $avalue['cat_title'];?>
</a>
</span>
<span>
<i class='fa fa-thermometer-half fa-fw'></i>文章热度：<?php echo $avalue['art_hot'].'℃';?>
</span>
<span>
<i class='fa fa-comments-o fa-fw'></i>评论数：<?php echo $avalue['acnum'];?>
</span>
<span>
<i class='fa fa-clock-o fa-fw'></i>创建时间：<?php echo $avalue['art_createtime'];?>
</span>
</div>
</div>
<!--onearticleright-->
<div class="onearticletags">
<?php
for($j=0;$j<sizeof($avalue['tag']['tag_id']);$j++){
printf('<a href="tag.php?tag=%s" rel="nofollow">%s</a>',$avalue['tag']['tag_id'][$j],$avalue['tag']['tag_title'][$j]);
}
?>
</div>
</div>
<!--onearticledown-->
</div>
<!--onearticle-->
<?php
}
echo "<div id='pagenation'>";
if($pagenow==1){
}else{
printf('<span class="normal"><a href="index.php?pagenow=%d">首页</a></span>',1);
}
for($j=1;$j<=$pagesum;$j++){
if($j==$pagenow){
printf('<a href="index.php?pagenow=%d" rel="page%d" id="apagenow">%d</a>',$j,$j,$j);
}else{
printf('<a href="index.php?pagenow=%d" rel="page%d">%d</a>',$j,$j,$j);
}
}
echo "</div>";
}
?>
</div>