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Example of RSS generation class implemented in PHP_PHP tutorial

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2016-07-13 09:56:16821browse

Instance of RSS generation class implemented by php

　　Instance of RSS generation class implemented by php

This article mainly introduces the RSS generation class implemented in PHP. It analyzes the principles, definitions and usage techniques of the RSS generation class with examples. It is of great practical value. Friends in need can refer to it

The example in this article describes the RSS generation class implemented in PHP. Share it with everyone for your reference. The details are as follows:

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class RSS

{

var $title;

var $link;

var $description;

var $language = "en-us";

var $pubDate;

var $items;

var $tags;

function RSS()

{

$this->items = array();

$this->tags = array();

}

function addItem($item)

{

$this->items[] = $item;

}

function setPubDate($when)

{

if(strtotime($when) == false)

$this->pubDate = date("D, d M Y H:i:s ", $when) . "GMT";

else

$this->pubDate = date("D, d M Y H:i:s ", strtotime($when)) . "GMT";

}

function getPubDate()

{

if(empty($this->pubDate))

return date("D, d M Y H:i:s ") . "GMT";

else

return $this->pubDate;

}

function addTag($tag, $value)

{

$this->tags[$tag] = $value;

}

function out()

{

$out = $this->header();

$out .= "n";

$out .= "" . $this->title . "n";

$out .= "" . $this->link . "n";

$out .= "" . $this->description . "n";

$out .= "" . $this->language . "n";

$out .= "" . $this->getPubDate() . "n";

foreach($this->tags as $key => $val) $out .= "<$key>$valn";

foreach($this->items as $item) $out .= $item->out();

$out .= "n";

$out .= $this->footer();

$out = str_replace("&", "&", $out);

return $out;

}

function serve($contentType = "application/xml")

{

$xml = $this->out();

header("Content-type: $contentType");

echo $xml;

}

function header()

{

$out = '' . "n";

$out .= '' . "n";

return $out;

}

function footer()

{

return '';

}

}

class RSSItem

{

var $title;

var $link;

var $description;

var $pubDate;

var $guid;

var $tags;

var $attachment;

var $length;

var $mimetype;

function RSSItem()

{

$this->tags = array();

}

function setPubDate($when)

{

if(strtotime($when) == false)

$this->pubDate = date("D, d M Y H:i:s ", $when) . "GMT";

else

$this->pubDate = date("D, d M Y H:i:s ", strtotime($when)) . "GMT";

}

function getPubDate()

{

if(empty($this->pubDate))

return date("D, d M Y H:i:s ") . "GMT";

else

return $this->pubDate;

}

function addTag($tag, $value)

{

$this->tags[$tag] = $value;

}

function out()

{

$out .= "n";

$out .= "" . $this->title . "n";

$out .= "" . $this->link . "n";

$out .= "" . $this->description . "n";

$out .= "" . $this->getPubDate() . "n";

if($this->attachment != "")

$out .= "";

if(empty($this->guid)) $this->guid = $this->link;

$out .= "" . $this->guid . "n";

 

foreach($this->tags as $key => $val) $out .= "<$key>$val";

$out .= "n";

return $out;

}

function enclosure($url, $mimetype, $length)

{

$this->attachment = $url;

$this->mimetype = $mimetype;

$this->length = $length;

}

}

　　使用示例如下：

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$feed = new RSS();

$feed->title = "RSS Feed Title";

$feed->link = "http://website.com";

$feed->description = "Recent articles on your website.";

$db->query($query);

$result = $db->result;

while($row = mysql_fetch_array($result, MYSQL_ASSOC))

{

$item = new RSSItem();

$item->title = $title;

$item->link = $link;

$item->setPubDate($create_date);

$item->description = "";

$feed->addItem($item);

}

echo $feed->serve();
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13 14 15 16 		$feed = new RSS(); $feed->title = "RSS Feed Title"; $feed->link = "http://website.com"; $feed->description = "Recent articles on your website."; $db->query($query); $result = $db->result; while($row = mysql_fetch_array($result, MYSQL_ASSOC)) { $item = new RSSItem(); $item->title = $title; $item->link = $link; $item->setPubDate($create_date); $item->description = ""; $feed->addItem($item); } echo $feed->serve();
　　希望本文所述对大家的php程序设计有所帮助。 http://www.bkjia.com/PHPjc/988943.htmlwww.bkjia.comtruehttp://www.bkjia.com/PHPjc/988943.htmlTechArticlephp实现的RSS生成类实例 php实现的RSS生成类实例 这篇文章主要介绍了php实现的RSS生成类,实例分析了RSS生成类的原理、定义与使用技巧,非常具...
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