社区(php&&mysql)二

function sdatetime($str){
    $str=ereg_replace("-","/",$str);
    $str=substr($str,5,strlen($str)-8);
    return $str;
}

function reanum($sid){ //羆莱絞计
    $droot=getenv('document_root');
    include("sql.php3");
    $db=mysql_connect($sql['host'], $sql['user'] , $sql['passwd']);  
    $qsql="select id from bbs_docs where sid='$sid'";
    $rs=mysql_db_query($sql['db'],$qsql);
    return mysql_num_rows($rs);
}

function pagebar($pages) {
    global $pgno;
    //global $pages;
    global $php_self;
    global $aid;
    global $open_list;
    echo "<table width=85% border=0 cellpadding=0 cellspacing=1 align=center bgcolor='#6ca6cd' class='num'>";
    echo "<tr><td>";
    if($pgno!=0) {
        $pu=$pgno-1;
        echo "<a href=$php_self?aid=$aid&pgno=$pu>[]</a>";         
    }     
    if($pgno<$pages) {
        $pd=$pgno+1;
        echo "<a href=$php_self?aid=$aid&pgno=$pd>[]</a>";         
    }     
    for($i=0;$i<=$pages;$i++) {
        if($pgno==$i) {
            echo "<b>";
            echo "[".($i+1)."]";
            echo "</b>";     
        } else {
            echo "<a href=$php_self?aid=$aid&pgno=$i>";
            echo "[".($i+1)."]";
            echo "</a>";     
        }
    }
    echo "</td>";
    echo "<td align=right>";
        echo "<a href=$php_self?proc=view&aid=$aid>";
                echo "[祇ゅ彻]";
                echo "</a>";
    //echo "</td>";
    //echo "<td align=right>";
            if($open_list) {
                echo "<a href=$php_self?proc=colloff&aid=$aid&pgno=$pgno>";
                echo "[ぃ甶秨杠肈]";
                echo "</a>";
            }else {
                echo "<a href=$php_self?proc=collon&aid=$aid&&pgno=$pgno>";
                echo "[甶秨杠肈]";
                echo "</a>";
            }
    echo "</td>";         
    echo "</tr></table>";     

}
//===============================================================================
function openlist($sid) {
    global $aid;
    global $php_self;

    $droot=getenv('document_root');
    include("sql.php3");
    $db=mysql_connect($sql['host'], $sql['user'] , $sql['passwd']);  
    $qsql="select * from bbs_docs where sid='$sid' order by wdate";
    $rs=mysql_db_query($sql['db'],$qsql);
    //if(mysql_num_rows($rs)==0) return;
    //echo  mysql_num_rows($rs);
    while($row=mysql_fetch_array($rs)) {
        $id=$row['id'];
            $banner=$row['banner'];
            $poster=$row['poster'];
            $views=$row['views'];
            $wdate=sdatetime($row['wdate']);

            echo "<tr bgcolor='#f0f0f0'>";
                echo "<td>";
                    echo "<a href=$php_self?proc=view&aid=$aid&sid=$sid&rid=$id>";
                    echo "  <font color=#836fff>$banner</font>";
                    echo "</a>";
                    //echo "banner is $banner";
                echo "</td>";
                echo "<td>";
                    echo $poster;
                echo "</td>";
                echo "<td class='num'>";
                    echo " ";
                echo "</td>";
                echo "<td class='num'>";
                    echo $views;
                echo "</td>";
                echo "<td class='num'>";
                    echo $wdate;
                echo "</td>";

            echo "</tr>";
    }

}

//========================================================================
function area() {
    global $php_self;
    global $aid,$sid,$pgno;
    global $open_list;
    $showitems=20;
    $droot=getenv('document_root');
    include("sql.php3");
    $db=mysql_connect($sql['host'], $sql['user'] , $sql['passwd']);  
    //============================================================
    if(!$aid) {
          $qsql="select id from bbs_area";
          $rs=mysql_db_query($sql['db'],$qsql);
          $row=mysql_fetch_array($rs);
          $aid=$row['id'];               
        }
    if(!$sid) {
        $qsql="select id from bbs_subj where aid=$aid order by wdate desc";
        $rs=mysql_db_query($sql['db'],$qsql);
        $row=mysql_fetch_array($rs);
        $sid=$row['id'];     
    }     

    if(!$pgno) {//礚﹚计
        //$pgno=0;  
        $items=0;
        $qsql="select id from bbs_subj where aid=$aid order by wdate desc";
        $rs=mysql_db_query($sql['db'],$qsql);
        while($row=mysql_fetch_array($rs)){
            $id=$row['id'];     
            if($id==$sid) break;
            $items++;
        }
        $pgno=(int)($items/$showitems);         
    }

    //============================================================
    $qsql="select * from bbs_area where id=$aid ";
    $rs=mysql_db_query($sql['db'],$qsql);
    $row=mysql_fetch_array($rs);
    $banner=$row['banner'];
    $body=$row['body'];
    $master=$row['master'];
    echo "<center><font color=green size=5><b>$banner</b></font></center>";

    echo "<form  name=mtab  enctype=multipart/form-data method=post action=$php_self?proc=search>";
    echo "<table width=85% border=0 cellpadding=0 cellspacing=1 align=center class='tablefont'>";
      echo "<tr><td>";

              echo "<input type='hidden' name=aid value='$aid'>";     
              echo "穓碝ゅ彻:";
              echo "<input type='text' name='key' size=25 class='tablefont'>";
              echo "<input type='submit'value='琩高' class='tablefont'>";

      echo "</td></tr>";
    echo "</table>";  
    echo "</form>";  

    $qsql="select * from bbs_subj where aid=$aid order by wdate desc";
    $rs=mysql_db_query($sql['db'],$qsql);
    $all=mysql_num_rows($rs);  //how rows
    $pages=(int)($all/$showitems); // how pages
    $pgcount=$pgno*$showitems;
    if($pgcount > $all) {  
        $pgno=$pages-1; // page point over all pages
        $pgcount=$pgno*$showitems;
     }
    mysql_data_seek($rs, $pgcount);
    $cnt=0;
    pagebar($pages);
    echo "<table width=85% border=0 cellpadding=0 cellspacing=1 align=center bgcolor='#6ca6cd'>";
      echo "<tr><td>";
      echo "<table width=100% cellpadding=1 cellspacing=1 bgcolor=white class='tablefont'>";
        echo "<tr bgcolor=#f1e1ff>";
            echo "<th >夹肈</th>";
            echo "<th>祇癬</th>";
            echo "<th width=30>莱</th>";
            echo "<th width=30></th>";
            echo "<th width=70>ら戳</th>";
        echo "</tr>";
        while($row=mysql_fetch_array($rs)) {
            if(++$cnt > $showitems) break;
            $id=$row['id'];
            $banner=$row['banner'];
            $poster=$row['poster'];
            $views=$row['views'];
            $wdate=sdatetime($row['wdate']);
            $docs=reanum($id);
            echo "<tr bgcolor='#f0f8ff'>";
                echo "<td>";
                    echo "<a href=$php_self?proc=view&aid=$aid&sid=$id&rid=$id>";
                        if($sid==$id) echo "<font color=red>〈$banner</font>";
                        else echo $banner;
                    echo "</a>";
                echo "</td>";
                echo "<td>";
                    echo $poster;
                echo "</td>";
                echo "<td class='num'>";
                    echo $docs;
                echo "</td>";
                echo "<td class='num'>";
                    echo $views;
                echo "</td>";
                echo "<td class='num'>";
                    echo $wdate;
                echo "</td>";
            echo "</tr>";
            if($open_list) openlist($id);
        }
      echo "</td></tr></table>";
    echo"</td></tr></table>";       

    pagebar($pages);
}
待续........