130 lines
3.5 KiB
PHP
130 lines
3.5 KiB
PHP
<?php
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class pluginRSS extends Plugin {
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public function init() {
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$this->dbFields = array(
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'numberOfItems'=>5
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);
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}
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public function form() {
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global $L;
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$html = '<div class="mb-3">';
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$html .= '<label class="form-label" for="label">'.$L->get('RSS URL').'</label>';
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$html .= '<a href="'.DOMAIN_BASE.'rss.xml">'.DOMAIN_BASE.'rss.xml</a>';
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$html .= '</div>';
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$html = '<div class="mb-3">';
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$html .= '<label class="form-label" for="numberOfItems">'.$L->get('Number of items').'</label>';
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$html .= '<input class="form-control" id="numberOfItems" name="numberOfItems" type="text" value="'.$this->getValue('numberOfItems').'">';
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$html .= '<div class="form-text">'.$L->get('The number of items to display in the feed').'</div>';
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$html .= '</div>';
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return $html;
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}
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private function encodeURL($url) {
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return preg_replace_callback('/[^\x20-\x7f]/', function($match) { return urlencode($match[0]); }, $url);
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}
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private function createXML() {
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global $site;
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global $pages;
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global $url;
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// Number of pages to show
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$numberOfItems = $this->getValue('numberOfItems');
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// Get the list of public pages (sticky and static included)
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$list = $pages->getList(
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$pageNumber=1,
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$numberOfItems,
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$published=true,
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$static=true,
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$sticky=true,
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$draft=false,
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$scheduled=false
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);
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$xml = '<?xml version="1.0" encoding="UTF-8" ?>';
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$xml .= '<rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom">';
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$xml .= '<channel>';
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$xml .= '<atom:link href="'.DOMAIN_BASE.'rss.xml" rel="self" type="application/rss+xml" />';
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$xml .= '<title>'.$site->title().'</title>';
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$xml .= '<link>'.$this->encodeURL($site->url()).'</link>';
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$xml .= '<description>'.$site->description().'</description>';
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$xml .= '<lastBuildDate>'.date(DATE_RSS).'</lastBuildDate>';
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// Get keys of pages
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foreach ($list as $pageKey) {
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try {
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// Create the page object from the page key
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$page = new Page($pageKey);
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$xml .= '<item>';
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$xml .= '<title>'.$page->title().'</title>';
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$xml .= '<link>'.$this->encodeURL($page->permalink()).'</link>';
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if ($page->coverImage()) {
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$xml .= '<image>'.$page->coverImage().'</image>';
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}
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$xml .= '<description>'.Sanitize::html($page->contentBreak()).'</description>';
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$xml .= '<pubDate>'.date(DATE_RSS,strtotime($page->getValue('dateRaw'))).'</pubDate>';
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$xml .= '<guid isPermaLink="false">'.$page->uuid().'</guid>';
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$xml .= '</item>';
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} catch (Exception $e) {
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// Continue
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}
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}
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$xml .= '</channel></rss>';
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// New DOM document
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$doc = new DOMDocument();
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$doc->formatOutput = true;
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$doc->loadXML($xml);
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return $doc->save($this->workspace().'rss.xml');
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}
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public function install($position=0) {
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parent::install($position);
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return $this->createXML();
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}
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public function afterPageCreate() {
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$this->createXML();
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}
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public function afterPageModify() {
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$this->createXML();
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}
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public function afterPageDelete() {
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$this->createXML();
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}
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public function siteHead() {
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return '<link rel="alternate" type="application/rss+xml" href="'.DOMAIN_BASE.'rss.xml" title="RSS Feed">'.PHP_EOL;
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}
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public function beforeAll() {
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$webhook = 'rss.xml';
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if ($this->webhook($webhook)) {
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// Send XML header
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header('Content-type: text/xml');
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$doc = new DOMDocument();
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// Load XML
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libxml_disable_entity_loader(false);
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$doc->load($this->workspace().'rss.xml');
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libxml_disable_entity_loader(true);
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// Print the XML
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echo $doc->saveXML();
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// Stop Bludit execution
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exit(0);
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}
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}
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}
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