rss-bridge/formats/HtmlFormat.php
Dag 2bbce8ebef
refactor: general code base refactor (#2950)
* refactor

* fix: bug in previous refactor

* chore: exclude phpcompat sniff due to bug in phpcompat

* fix: do not leak absolute paths

* refactor/fix: batch extensions checking, fix DOS issue
2022-08-06 22:46:28 +02:00

143 lines
4.7 KiB
PHP

<?php
class HtmlFormat extends FormatAbstract
{
const MIME_TYPE = 'text/html';
public function stringify()
{
$extraInfos = $this->getExtraInfos();
$title = e($extraInfos['name']);
$uri = e($extraInfos['uri']);
$donationUri = e($extraInfos['donationUri']);
$donationsAllowed = Configuration::getConfig('admin', 'donations');
// Dynamically build buttons for all formats (except HTML)
$formatFactory = new FormatFactory();
$buttons = '';
$links = '';
foreach ($formatFactory->getFormatNames() as $format) {
if ($format === 'Html') {
continue;
}
$queryString = $_SERVER['QUERY_STRING'];
$query = str_ireplace('format=Html', 'format=' . $format, htmlentities($queryString));
$buttons .= sprintf('<a href="./?%s"><button class="rss-feed">%s</button></a>', $query, $format) . "\n";
$mime = $formatFactory->create($format)->getMimeType();
$links .= sprintf('<link href="./?%s" title="%s" rel="alternate" type="%s">', $query, $format, $mime) . "\n";
}
if ($donationUri !== '' && $donationsAllowed) {
$str = sprintf(
'<a href="%s" target="_blank"><button class="highlight">Donate to maintainer</button></a>',
$donationUri
);
$buttons .= $str;
$str1 = sprintf(
'<link href="%s target="_blank"" title="Donate to Maintainer" rel="alternate">',
$donationUri
);
$links .= $str1;
}
$entries = '';
foreach ($this->getItems() as $item) {
if ($item->getAuthor()) {
$entryAuthor = sprintf('<br /><p class="author">by: %s</p>', $item->getAuthor());
} else {
$entryAuthor = '';
}
$entryTitle = sanitize_html(strip_tags($item->getTitle()));
$entryUri = $item->getURI() ?: $uri;
$entryDate = '';
if ($item->getTimestamp()) {
$entryDate = sprintf(
'<time datetime="%s">%s</time>',
date('Y-m-d H:i:s', $item->getTimestamp()),
date('Y-m-d H:i:s', $item->getTimestamp())
);
}
$entryContent = '';
if ($item->getContent()) {
$str2 = sprintf('<div class="content">%s</div>', sanitize_html($item->getContent()));
$entryContent = $str2;
}
$entryEnclosures = '';
if (!empty($item->getEnclosures())) {
$entryEnclosures = '<div class="attachments"><p>Attachments:</p>';
foreach ($item->getEnclosures() as $enclosure) {
$template = '<li class="enclosure"><a href="%s" rel="noopener noreferrer nofollow">%s</a></li>';
$url = sanitize_html($enclosure);
$anchorText = substr($url, strrpos($url, '/') + 1);
$entryEnclosures .= sprintf($template, $url, $anchorText);
}
$entryEnclosures .= '</div>';
}
$entryCategories = '';
if (!empty($item->getCategories())) {
$entryCategories = '<div class="categories"><p>Categories:</p>';
foreach ($item->getCategories() as $category) {
$entryCategories .= '<li class="category">'
. sanitize_html($category)
. '</li>';
}
$entryCategories .= '</div>';
}
$entries .= <<<EOD
<section class="feeditem">
<h2><a class="itemtitle" href="{$entryUri}">{$entryTitle}</a></h2>
{$entryDate}
{$entryAuthor}
{$entryContent}
{$entryEnclosures}
{$entryCategories}
</section>
EOD;
}
$charset = $this->getCharset();
$toReturn = <<<EOD
<!DOCTYPE html>
<html>
<head>
<meta charset="{$charset}">
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>{$title}</title>
<link href="static/HtmlFormat.css" rel="stylesheet">
<link rel="icon" type="image/png" href="static/favicon.png">
{$links}
<meta name="robots" content="noindex, follow">
</head>
<body>
<h1 class="pagetitle"><a href="{$uri}" target="_blank">{$title}</a></h1>
<div class="buttons">
<a href="./#bridge-{$_GET['bridge']}"><button class="backbutton">← back to rss-bridge</button></a>
{$buttons}
</div>
{$entries}
</body>
</html>
EOD;
// Remove invalid characters
ini_set('mbstring.substitute_character', 'none');
$toReturn = mb_convert_encoding($toReturn, $this->getCharset(), 'UTF-8');
return $toReturn;
}
}