中甲

简单的XML留言板

2019-12-04 13:59:42来源:励志吧0次阅读

主程序guestbook.php

<?php

//==========================================

// 文件名: guestbook.php

// 说 明: 简单的XML留言簿

// power by ice_berg16

//==========================================

class guestbook extends DOMDocument

{

public function __construct()

{

parent:: __construct();

if (!file_exists("guestbook.xml"))

{

$xmlstr = "<?xml version=''1.0'' encoding=''GB2312''?><messageList></messageList>";

$this->loadXML($xmlstr);

$this->save("guestbook.xml");

}

else

$this->load("guestbook.xml");

}

//==========================================

// 函数: addMessage

// 功能: 添加一条留言

// 参数: $userName 留言人名称

// 参数: $message 留言内容

// 参数: $postTime 留言时间

// 返回: 1 成功 0 失败

//==========================================

public function addMessage($userName, $content, $postTime)

{

$root = $this->documentElement;

$id = $this->getElementsByTagName("id")->length+1;

$Nid = $this->createElement("id");

$text = $this->createTextNode(iconv("GB2312","UTF-8",$id));

$Nid->appendChild($text);

$NuserName = $this->createElement("userName");

$text = $this->createTextNode(iconv("GB2312","UTF-8",$userName));

$NuserName->appendChild($text);

$Ncontent = $this->createElement("content");

$text = $this->createTextNode(iconv("GB2312","UTF-8",$content));

$Ncontent->appendChild($text);

$NpostTime = $this->createElement("postTime");

$text = $this->createTextNode(iconv("GB2312","UTF-8",$postTime));

$NpostTime->appendChild($text);

$Nmessage = $this->createElement("message");

$Nmessage->appendChild($Nid);

$Nmessage->appendChild($NuserName);

$Nmessage->appendChild($Ncontent);

$Nmessage->appendChild($NpostTime);

$root->appendChild($Nmessage);

if ($this->save("guestbook.xml"))

{

return 1;

}

else

return 0;}

//==========================================

// 函数: delMessage($id)

// 功能: 根据信息ID删除一条信息

// 参数: $id 留言编号

// 返回: 1 成功 0 失败

//==========================================

function delMessage($id)

{

$root = $this->documentElement;

$xpath = new DOMXPath($this);

$Nmessage = $xpath->query("//message[id=$id]");

if ($root->removeChild($Nmessage->item(0)))

{

$this->save("guestbook.xml");

return 1;

}

else

return 0;

}

}

if (isset($_POST[''add'']))

{

$guestbook = new guestbook;

$now = date("Y-m-d H:i:s");

if ($guestbook->addMessage($_POST[''userName''],$_POST[''content''],$now))

{

echo "<script>alert(''添加成功'');location.href=http://www.ddvip.com/web/xml/index2/''".$_SERVER[''PHP_SELF'']."''</script>";

}

}

if (isset($_GET[''method'']) && $_GET[''method''] == "del")

{

$guestbook = new guestbook;

if ($guestbook->delMessage($_GET[''id'']))

{

echo "<script>alert(''删除成功'');location.href=http://www.ddvip.com/web/xml/index2/''".$_SERVER[''PHP_SELF'']."''</script>";

}

}

else

{

$script = <<<SCRIPT

<script>

var xml = new ActiveXObject("Msxml2.DOMDocument");

var xsl = new ActiveXObject("Msxml2.DOMDocument");

xml.async = false;

xml.load("guestbook.xml");

xsl.async = false;

xsl.load("guestbook.xsl");

document.write(xml.transformNode(xsl));

</script>

SCRIPT;

$form = <<<FORM

<form method=''post'' action=''guestbook.php''>

<input type=text name=''userName'' size=20><br/>

<textarea name=''content'' cols=50 rows=5></textarea><br/>

<input type=''submit'' name=''add'' value=''添加留言''>

FORM;

echo $script;

echo $form;

//*/

}

?>

-------样式表guestbook.xsl-----------------

<?xml version=''1.0'' encoding=''GB2312''?>

<xsl:stylesheet version=''1.0'' xmlns:xsl="ttp://www.w3.org/1999/XSL/Transform">

<xsl:template match="/messageList">

<table style=''font-size:12px;'' width=''60%'' cellpadding=''5'' cellspacing=''1'' bgcolor=''#999999''>

<xsl:for-each select=''message''>

<tr>

<td style=''color:#FFFFFF''>

<xsl:value-of select="userName" />

&#160;At&#160;

<xsl:value-of select="postTime" />

&#160;&#160;&#160;&#160;&#160;

<xsl:element name="A">

<xsl:attribute name="href">guestbook.php?method=del&amp;id=<xsl:value-of select="id" /></xsl:attribute>

删除

</xsl:element>

</td>

</tr>

<tr bgcolor=''#FFFFFF''>

<td><xsl:value-of select="content" /></td>

</tr>

</xsl:for-each>

</table>

</xsl:template>

</xsl:stylesheet>

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