52 lines
1.0 KiB
PHP
52 lines
1.0 KiB
PHP
<?php
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/**
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* A simple widget that just shows a link
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* to this website's blog RSS, with an RSS
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* icon.
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*
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* @package blog
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*/
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class SubscribeRSSWidget extends Widget {
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static $title = 'Subscribe via RSS';
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static $cmsTitle = 'Subscribe via RSS widget';
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static $description = 'Shows a link allowing a user to subscribe to this blog via RSS.';
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/**
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* Get the BlogHolder instance that this widget
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* is located on.
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*
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* @return BlogHolder
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*/
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function getBlogHolder() {
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$page = Director::currentPage();
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if($page instanceof BlogHolder) {
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return $page;
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} elseif(($page instanceof BlogEntry) && ($page->getParent() instanceof BlogHolder)) {
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return $page->getParent();
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} else {
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return DataObject::get_one('BlogHolder');
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}
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}
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/**
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* Return an absolute URL based on the BlogHolder
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* that this widget is located on.
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*
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* @return string
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*/
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function RSSLink() {
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Requirements::themedCSS('subscribersswidget');
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$blogHolder = $this->getBlogHolder();
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if($blogHolder) {
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return $blogHolder->Link() . 'rss';
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}
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}
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}
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?>
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