forked from blallo/rss-bridge
80 lines
2.6 KiB
PHP
80 lines
2.6 KiB
PHP
<?php
|
|
/**
|
|
* Atom
|
|
* Documentation Source http://en.wikipedia.org/wiki/Atom_%28standard%29 and
|
|
* http://tools.ietf.org/html/rfc4287
|
|
*/
|
|
class AtomFormat extends FormatAbstract{
|
|
|
|
public function stringify(){
|
|
$https = isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on' ? 's' : '';
|
|
$httpHost = isset($_SERVER['HTTP_HOST']) ? $_SERVER['HTTP_HOST'] : '';
|
|
$httpInfo = isset($_SERVER['PATH_INFO']) ? $_SERVER['PATH_INFO'] : '';
|
|
|
|
$serverRequestUri = $this->xml_encode($_SERVER['REQUEST_URI']);
|
|
|
|
$extraInfos = $this->getExtraInfos();
|
|
$title = $this->xml_encode($extraInfos['name']);
|
|
$uri = !empty($extraInfos['uri']) ? $extraInfos['uri'] : 'https://github.com/sebsauvage/rss-bridge';
|
|
$icon = $this->xml_encode('http://icons.better-idea.org/icon?url='. $uri .'&size=64');
|
|
$uri = $this->xml_encode($uri);
|
|
|
|
$entries = '';
|
|
foreach($this->getItems() as $item){
|
|
$entryAuthor = isset($item['author']) ? $this->xml_encode($item['author']) : '';
|
|
$entryTitle = isset($item['title']) ? $this->xml_encode($item['title']) : '';
|
|
$entryUri = isset($item['uri']) ? $this->xml_encode($item['uri']) : '';
|
|
$entryTimestamp = isset($item['timestamp']) ? $this->xml_encode(date(DATE_ATOM, $item['timestamp'])) : '';
|
|
$entryContent = isset($item['content']) ? $this->xml_encode($this->sanitizeHtml($item['content'])) : '';
|
|
$entries .= <<<EOD
|
|
|
|
<entry>
|
|
<author>
|
|
<name>{$entryAuthor}</name>
|
|
</author>
|
|
<title type="html"><![CDATA[{$entryTitle}]]></title>
|
|
<link rel="alternate" type="text/html" href="{$entryUri}" />
|
|
<id>{$entryUri}</id>
|
|
<updated>{$entryTimestamp}</updated>
|
|
<content type="html">{$entryContent}</content>
|
|
</entry>
|
|
|
|
EOD;
|
|
}
|
|
|
|
$feedTimestamp = date(DATE_ATOM, time());
|
|
|
|
/* Data are prepared, now let's begin the "MAGIE !!!" */
|
|
$toReturn = '<?xml version="1.0" encoding="UTF-8"?>';
|
|
$toReturn .= <<<EOD
|
|
<feed xmlns="http://www.w3.org/2005/Atom" xmlns:thr="http://purl.org/syndication/thread/1.0">
|
|
|
|
<title type="text">{$title}</title>
|
|
<id>http{$https}://{$httpHost}{$httpInfo}/</id>
|
|
<icon>{$icon}</icon>
|
|
<logo>{$icon}</logo>
|
|
<updated>{$feedTimestamp}</updated>
|
|
<link rel="alternate" type="text/html" href="{$uri}" />
|
|
<link rel="self" href="http{$https}://{$httpHost}{$serverRequestUri}" />
|
|
{$entries}
|
|
</feed>
|
|
EOD;
|
|
|
|
// Remove invalid non-UTF8 characters
|
|
ini_set('mbstring.substitute_character', 'none');
|
|
$toReturn = mb_convert_encoding($toReturn, 'UTF-8', 'UTF-8');
|
|
return $toReturn;
|
|
}
|
|
|
|
public function display(){
|
|
$this
|
|
->setContentType('application/atom+xml; charset=UTF-8')
|
|
->callContentType();
|
|
|
|
return parent::display();
|
|
}
|
|
|
|
private function xml_encode($text){
|
|
return htmlspecialchars($text, ENT_XML1);
|
|
}
|
|
}
|