图书管理程序（三）
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2022-06-22 15:34:17
图书查询部分：
图书查询部分：
<?
if(!$uploadaction):
?>
<?
//本程序是为输出书名，作者、出版社资料而设。
//编者：孔秀祥。日期：2001/3/25
?>
<html><head>
<title>书目查询 </title>
</head>
<body><table align=center>
<form enctype= "multipart/form-data" name = "submitform"
action= "<? $php_self ?>" method = "post">
<input type= "hidden" name = "max_file_size" value ="20000000">
<input type= "hidden" name = "uploadaction" value = "1">
<!--tr><td>文件名<td><input name = "uploadfile" type = "file" value="" size = "30"></tr-->
<tr><td align=center>著作名<td><input name = "b_name" type = "text" value="" size = "30" maxlength=100></td></tr>
<tr><td align=center>作者<td>姓<input name = "a_first1" type = "text" value="" size = "6" maxlength=20>
名<input name = "a_last1" type = "text" value="" size = "6" maxlength=20></td></tr>
<tr><td align=center>出版社<td><input name = "p_name" type = "text" value="" size = "30" maxlength=100></td></tr>
<tr><td>出版日期<td><input name = "p_year" type = "text" value="" size = "4">年
<!--input name = "p_month" type = "text" value="" size = "2">月 <-->
<tr><td>isbn<td><input name = "isbn" type = "text" value="" size = "25">
</table><table align=center>
<tr><td align=center>
<input name = "submit" value = "提交" type = "submit">
<td><input name = "reset" value = "重置" type = "reset">
</td></tr>
</form></center></table></body>
</html>
<?
else:
session_start();
require "config.php3";
$b_price=$b_price_a.".".$b_price_b;
$uploadaction=0;
$repeat=0; //是不是重复了。
$timelimit=0; //设置超时限制时间缺省时间为 30秒设置为0时为不限时
set_time_limit($timelimit);
@mysql_connect($hostname,$dbusername,$dbpassword) or die("不能连接数据库！");
@mysql_select_db("$dbname") or die("不能选择数据库！");
//$q="select books.books_id, books.books_name,author.first_name,author.last_name,publisher.publisher_name from books,author,books_author,publisher where books.books_name="$b_name" and books.publisher_id=publisher.publisher_id and books.books_id=books_author.books_id and books_author.author_id=author.author_id";
if($b_name!="")
$bn="books.books_name="$b_name" and ";
if($p_name!="")
$pn="publisher.publisher_name="$p_name" and ";
if($a_first1!="")
$af="author.first_name="$a_first1" and ";
if($a_last1!="")
$al="author.last_name="$a_last1" and ";
if($p_year!=""){
$date_p="books.date_pub rlike '^$p_year.*' and ";
}
if($isbn!="")
$is="books.isbn="$isbn" and ";
$q="select books.books_id, books.books_name,author.first_name,author.last_name,publisher.publisher_name from books,author,books_author,publisher
where $bn $pn $af $al $date_p $is books.publisher_id=publisher.publisher_id and books.books_id=books_author.books_id and books_author.author_id=author.author_id order by books.books_name";
$r = @mysql_query($q);
if(!$r){
echo "查询无效 <br>";
exit;
}
if(mysql_num_rows($r)<1){
$msg="没有符合要求的记录。";
xueroom_error_exit($msg,$php_self);
}
while($count=mysql_fetch_array($r)){
$books_id=$count[0];
$books_name=$count[1];
$first_name=$count[2];
$last_name=$count[3];
$publisher_name=$count[4];
if($book!=$books_id){
$repeat++;
echo "<br>".$repeat."、";
echo "《".$books_name."》";
echo "出版社：".$count[4];
echo " 作者：";
}
echo "$first_name$last_name ";
$book=$books_id;
}
echo"<br><a href = $php_self>返回 </a>";
echo"</body></html>";
?>
<?
endif;
?>
<?
if(!$uploadaction):
?>
<?
//本程序是为输出书名，作者、出版社资料而设。
//编者：孔秀祥。日期：2001/3/25
?>
<html><head>
<title>书目查询 </title>
</head>
<body><table align=center>
<form enctype= "multipart/form-data" name = "submitform"
action= "<? $php_self ?>" method = "post">
<input type= "hidden" name = "max_file_size" value ="20000000">
<input type= "hidden" name = "uploadaction" value = "1">
<!--tr><td>文件名<td><input name = "uploadfile" type = "file" value="" size = "30"></tr-->
<tr><td align=center>著作名<td><input name = "b_name" type = "text" value="" size = "30" maxlength=100></td></tr>
<tr><td align=center>作者<td>姓<input name = "a_first1" type = "text" value="" size = "6" maxlength=20>
名<input name = "a_last1" type = "text" value="" size = "6" maxlength=20></td></tr>
<tr><td align=center>出版社<td><input name = "p_name" type = "text" value="" size = "30" maxlength=100></td></tr>
<tr><td>出版日期<td><input name = "p_year" type = "text" value="" size = "4">年
<!--input name = "p_month" type = "text" value="" size = "2">月 <-->
<tr><td>isbn<td><input name = "isbn" type = "text" value="" size = "25">
</table><table align=center>
<tr><td align=center>
<input name = "submit" value = "提交" type = "submit">
<td><input name = "reset" value = "重置" type = "reset">
</td></tr>
</form></center></table></body>
</html>
<?
else:
session_start();
require "config.php3";
$b_price=$b_price_a.".".$b_price_b;
$uploadaction=0;
$repeat=0; //是不是重复了。
$timelimit=0; //设置超时限制时间缺省时间为 30秒设置为0时为不限时
set_time_limit($timelimit);
@mysql_connect($hostname,$dbusername,$dbpassword) or die("不能连接数据库！");
@mysql_select_db("$dbname") or die("不能选择数据库！");
//$q="select books.books_id, books.books_name,author.first_name,author.last_name,publisher.publisher_name from books,author,books_author,publisher where books.books_name="$b_name" and books.publisher_id=publisher.publisher_id and books.books_id=books_author.books_id and books_author.author_id=author.author_id";
if($b_name!="")
$bn="books.books_name="$b_name" and ";
if($p_name!="")
$pn="publisher.publisher_name="$p_name" and ";
if($a_first1!="")
$af="author.first_name="$a_first1" and ";
if($a_last1!="")
$al="author.last_name="$a_last1" and ";
if($p_year!=""){
$date_p="books.date_pub rlike '^$p_year.*' and ";
}
if($isbn!="")
$is="books.isbn="$isbn" and ";
$q="select books.books_id, books.books_name,author.first_name,author.last_name,publisher.publisher_name from books,author,books_author,publisher
where $bn $pn $af $al $date_p $is books.publisher_id=publisher.publisher_id and books.books_id=books_author.books_id and books_author.author_id=author.author_id order by books.books_name";
$r = @mysql_query($q);
if(!$r){
echo "查询无效 <br>";
exit;
}
if(mysql_num_rows($r)<1){
$msg="没有符合要求的记录。";
xueroom_error_exit($msg,$php_self);
}
while($count=mysql_fetch_array($r)){
$books_id=$count[0];
$books_name=$count[1];
$first_name=$count[2];
$last_name=$count[3];
$publisher_name=$count[4];
if($book!=$books_id){
$repeat++;
echo "<br>".$repeat."、";
echo "《".$books_name."》";
echo "出版社：".$count[4];
echo " 作者：";
}
echo "$first_name$last_name ";
$book=$books_id;
}
echo"<br><a href = $php_self>返回 </a>";
echo"</body></html>";
?>
<?
endif;
?>
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