php自動生成sitemap地圖的代碼
如何生成sitemap地圖呢？本文分享一例php代碼，用于自動動態生成最新的sitemap地圖文件，并通知google網站地圖的更新，感興趣的朋友參考下吧。
內容：
php自動生成sitemap地圖
例子，sitemap.inc.php：主要生成sitemap的類。
代碼：
復制代碼 代碼示例:
<?php
/pic/p>
class Sitemap
{
/pic/p>
function Sitemap($items = array())
{
$this->_items = $items;
}
/pic/p>
function addItem($url,
$lastmod = ”,
$changefreq = ”,
$priority = ”,
$additional_fields = array())
{
$this->_items[] = array_merge(array(‘loc’ => $url,
‘lastmod’ => $lastmod,
‘changefreq’ => $changefreq,
‘priority’ => $priority),
$additional_fields);
}
/pic/p>
function getGoogle()
{
ob_start();
header(‘Content-type: text/xml’);
echo ‘<?xml version=”1.0″ encoding=”UTF-8″?>’;
echo ‘<urlset xmlns=”/pic/schemas/sitemap/0.9″
xmlns:xsi=”/pic/2001/XMLSchema-instance”
xsi:schemaLocation=”/pic/schemas/sitemap/0.9
/pic/schemas/sitemap/0.9/sitemap.xsd”>’;
foreach ($this->_items as $i)
{
echo ‘<url>’;
foreach ($i as $index => $_i)
{
if (!$_i) continue;
echo “<$index>” . $this->_escapeXML($_i) . “</$index>”;
}
echo ‘</url>’;
}
echo ‘</urlset>’;
return ob_get_clean();
}
/pic/p>
function _escapeXML($str)
{
$translation = get_html_translation_table(HTML_ENTITIES, ENT_QUOTES);
foreach ($translation as $key => $value)
{
$translation[$key] = ‘&#’ . ord($key) . ‘;’;
}
$translation[chr(38)] = ‘&’;
return preg_replace(“/&(?![A-Za-z]{0,4}\w{2,3};|#[0-9]{2,3};)/”,”&” ,
strtr($str, $translation));
}
}
?>
sitemap.php：調用sitemap.inc.php，具體實現sitemap。
復制代碼 代碼示例:
<?php
/pic/p>
require_once ‘/sitemap.inc.php’;
define(‘SITE_DOMAIN’, ‘/pic/p>
/pic/p>
$s = new Sitemap();
/pic/p>
$s->addItem(SITE_DOMAIN);
$s->addItem(SITE_DOMAIN.”/aboutus.html”);
$s->addItem(SITE_DOMAIN.”/whatnew.php”);
…
/pic/p>
/pic/p>
if (isset($_GET['target']))
{
/pic/p>
if (($target = $_GET['target']) == ‘google’)
{
echo $s->getGoogle();
}
}
?>
【php自動生成sitemap地圖的代碼】相關文章：
php自動生成sitemap地圖的代碼11-20
php自動生成sitemap地圖代碼11-26
PHP生成SiteMap文件的代碼03-05
PHP生成SiteMap文件代碼的方法03-01
php sitemap文件生成器代碼10-21
如何實現PHP靜態新聞列表自動生成代碼10-25