Version 4.0.13.1

applications/cms/widgets/Rss.php

@@ -0,0 +1,148 @@
+<?php
+/**
+ * @brief		Rss Widget
+ * @author		<a href='http://www.invisionpower.com'>Invision Power Services, Inc.</a>
+ * @copyright	(c) 2001 - SVN_YYYY Invision Power Services, Inc.
+ * @license		http://www.invisionpower.com/legal/standards/
+ * @package		IPS Social Suite
+ * @subpackage	cms
+ * @since		10 Dec 2014
+ * @version		SVN_VERSION_NUMBER
+ */
+
+namespace IPS\cms\widgets;
+
+/* To prevent PHP errors (extending class does not exist) revealing path */
+if ( !defined( '\IPS\SUITE_UNIQUE_KEY' ) )
+{
+	header( ( isset( $_SERVER['SERVER_PROTOCOL'] ) ? $_SERVER['SERVER_PROTOCOL'] : 'HTTP/1.0' ) . ' 403 Forbidden' );
+	exit;
+}
+
+/**
+ * Rss Widget
+ */
+class _Rss extends \IPS\Widget\StaticCache
+{
+	/**
+	 * @brief	Widget Key
+	 */
+	public $key = 'Rss';
+	
+	/**
+	 * @brief	App
+	 */
+	public $app = 'cms';
+		
+	/**
+	 * @brief	Plugin
+	 */
+	public $plugin = '';
+	
+	/**
+	 * Initialise this widget
+	 *
+	 * @return void
+	 */ 
+	public function init()
+	{
+		parent::init();
+		// Use this to perform any set up and to assign a template that is not in the following format:
+		// $this->template( array( \IPS\Theme::i()->getTemplate( 'widgets', $this->app, 'front' ), $this->key ) );
+	}
+	
+	/**
+	 * Specify widget configuration
+	 *
+	 * @param	null|\IPS\Helpers\Form	$form	Form object
+	 * @return	null|\IPS\Helpers\Form
+	 */
+	public function configuration( &$form=null )
+	{
+ 		if ( $form === null )
+		{
+	 		$form = new \IPS\Helpers\Form;
+ 		}
+
+		$form->add( new \IPS\Helpers\Form\Text( 'block_rss_import_title', ( isset( $this->configuration['block_rss_import_title'] ) ? $this->configuration['block_rss_import_title'] : NULL ), TRUE ) );
+		$form->add( new \IPS\Helpers\Form\Url( 'block_rss_import_url', ( isset( $this->configuration['block_rss_import_url'] ) ? $this->configuration['block_rss_import_url'] : NULL ), TRUE ) );
+		$form->add( new \IPS\Helpers\Form\Number( 'block_rss_import_number', ( isset( $this->configuration['block_rss_import_number'] ) ? $this->configuration['block_rss_import_number'] : 5 ), TRUE ) );
+		$form->add( new \IPS\Helpers\Form\Number( 'block_rss_import_cache', ( isset( $this->configuration['block_rss_import_cache'] ) ? $this->configuration['block_rss_import_cache'] : 30 ), TRUE, array(), NULL, NULL, \IPS\Member::loggedIn()->language()->addToStack('block_rss_import_cache_suffix') ) );
+
+		return $form;
+	}
+ 	
+ 	 /**
+ 	 * Ran before saving widget configuration
+ 	 *
+ 	 * @param	array	$values	Values from form
+ 	 * @return	array
+ 	 */
+ 	public function preConfig( $values )
+ 	{
+ 		$values['block_rss_import_url'] = (string) $values['block_rss_import_url'];
+
+	    return $values;
+ 	}
+
+	/**
+	 * Render a widget
+	 *
+	 * @return	string
+	 */
+	public function render()
+	{
+		if ( ! isset( $this->configuration['block_rss_import_url'] ) )
+		{
+			return '';
+		}
+
+		$key = "cms_rss_import_" . md5( json_encode( $this->configuration ) );
+
+		if ( isset( \IPS\Data\Store::i()->$key ) )
+		{
+			$cache = \IPS\Data\Store::i()->$key;
+
+			if ( isset( $cache['time'] ) and isset( $cache['items'] ) and $cache['time'] > ( time() - ( $this->configuration['block_rss_import_cache'] * 60 ) ) )
+			{
+				return $this->output( $cache['items'], $this->configuration['block_rss_import_title'] );
+			}
+		}
+
+		/* Still here? Best grab the data then */
+		try
+		{
+			$request = \IPS\Http\Url::external( $this->configuration['block_rss_import_url'] )->request()->get();
+
+			$i = 0;
+			$items = array();
+			foreach ( $request->decodeXml()->articles() as $guid => $article )
+			{
+				if ( isset( $article['title'] ) and isset( $article['link'] ) )
+				{
+					$items[ $guid ] = array(
+						'title'   => $article['title'],
+						'content' => \IPS\Text\Parser::parseStatic( $article['content'] ),
+					    'link'    => (string) $article['link'],
+					    'date'    => ( $article['date'] instanceof \IPS\DateTime ) ? $article['date']->getTimestamp() : $article['date']
+					);
+				}
+
+				$i++;
+
+				if ( $i >= $this->configuration['block_rss_import_number'] )
+				{
+					break;
+				}
+			}
+		}
+		catch( \Exception $e )
+		{
+			$items = array();
+		}
+
+		\IPS\Data\Store::i()->$key = array( 'time' => time(), 'items' => $items );
+
+		return $this->output( $items, $this->configuration['block_rss_import_title'] );
+	}
+}