Source for file ViewFeed.php
Documentation is available at ViewFeed.php
// include the config file
require_once '../util/AlphaConfig.inc';
require_once $config->get('sysRoot'). 'alpha/controller/AlphaController.inc';
require_once $config->get('sysRoot'). 'alpha/util/feeds/RSS2.inc';
require_once $config->get('sysRoot'). 'alpha/util/feeds/RSS.inc';
require_once $config->get('sysRoot'). 'alpha/util/feeds/Atom.inc';
require_once $config->get('sysRoot'). 'alpha/util/LogFile.inc';
require_once $config->get('sysRoot'). 'alpha/controller/AlphaControllerInterface.inc';
* Controller for viewing news feeds
* @package alpha::controller
* @author John Collins <dev@alphaframework.org>
* @version $Id: ViewFeed.php 1341 2011-03-17 15:02:02Z johnc $
* @license http://www.opensource.org/licenses/bsd-license.php The BSD License
* @copyright Copyright (c) 2011, John Collins (founder of Alpha Framework).
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the
* following conditions are met:
* * Redistributions of source code must retain the above
* copyright notice, this list of conditions and the
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the
* following disclaimer in the documentation and/or other
* materials provided with the distribution.
* * Neither the name of the Alpha Framework nor the names
* of its contributors may be used to endorse or promote
* products derived from this software without specific
* prior written permission.
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* The name of the BO to render as a feed
* The type of feed to render (RSS, RSS2 or Atom)
* The description of the feed
* The BO to feed field mappings
* The BO field name to sort the feed by (descending), default is OID
private static $logger = null;
* constructor to set up the object
self::$logger = new Logger('ViewFeed');
self::$logger->debug('>>__construct()');
// ensure that the super class constructor is called, indicating the rights group
parent::__construct('Public');
self::$logger->debug('<<__construct');
* @throws ResourceNotFoundException
public function doGET($params) {
self::$logger->debug('>>doGET($params=['. var_export($params, true). '])');
if (isset ($params['bo'])) {
if (isset ($params['type'])) {
if($config->get('sysAtomFeedAuthor') != '')
$feed->addAuthor($config->get('sysAtomFeedAuthor'));
// now add the twenty last items (from newest to oldest) to the feed, and render
$feed->loadBOs(20, $this->sortBy);
// log the request for this news feed
$feedLog = new LogFile($config->get('sysRoot'). 'logs/feeds.log');
$feedLog->writeLine(array($this->BOName, $this->type, date("Y-m-d H:i:s"), $_SERVER['HTTP_USER_AGENT'], $_SERVER['REMOTE_ADDR']));
self::$logger->error($e->getMessage());
throw new ResourceNotFoundException($e->getMessage());
self::$logger->debug('<<__doGet');
* Method to handle POST requests
public function doPOST($params) {
self::$logger->debug('>>doPOST($params=['. var_export($params, true). '])');
self::$logger->debug('<<doPOST');
* setup the feed title, field mappings and description based on common BO types
protected function setup() {
self::$logger->debug('>>setup()');
// set up some BO to feed fields mappings based on common BO types
$this->title = 'Latest articles from '. $config->get('sysTitle');
$this->description = 'News feed containing all of the details on the latest articles published on '. $config->get('sysTitle'). '.';
$this->fieldMappings = array('title', 'URL', 'description', 'created_ts', 'OID');
$this->sortBy = 'created_ts';
$this->title = 'Latest news from '. $config->get('sysTitle');
$this->description = 'News feed containing all of the latest news items from '. $config->get('sysTitle'). '.';
$this->fieldMappings = array('title', 'URL', 'content', 'created_ts', 'OID');
self::$logger->debug('<<setup');
// now build the new controller
if(basename($_SERVER['PHP_SELF']) == 'ViewFeed.php') {
$controller->doPOST($_REQUEST);
$controller->doGET($_GET);
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