--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/web/lib/Zend/Feed/Writer/Feed.php Fri Mar 11 15:05:35 2011 +0100
@@ -0,0 +1,281 @@
+<?php
+/**
+ * Zend Framework
+ *
+ * LICENSE
+ *
+ * This source file is subject to the new BSD license that is bundled
+ * with this package in the file LICENSE.txt.
+ * It is also available through the world-wide-web at this URL:
+ * http://framework.zend.com/license/new-bsd
+ * If you did not receive a copy of the license and are unable to
+ * obtain it through the world-wide-web, please send an email
+ * to license@zend.com so we can send you a copy immediately.
+ *
+ * @category Zend
+ * @package Zend_Feed_Writer
+ * @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license http://framework.zend.com/license/new-bsd New BSD License
+ * @version $Id: Feed.php 20518 2010-01-22 14:00:30Z padraic $
+ */
+
+/**
+ * @see Zend_Date
+ */
+require_once 'Zend/Date.php';
+
+/**
+ * @see Zend_Date
+ */
+require_once 'Zend/Uri.php';
+
+/**
+ * @see Zend_Feed_Writer
+ */
+require_once 'Zend/Feed/Writer.php';
+
+/**
+ * @see Zend_Feed_Writer_Entry
+ */
+require_once 'Zend/Feed/Writer/Entry.php';
+
+/**
+ * @see Zend_Feed_Writer_Deleted
+ */
+require_once 'Zend/Feed/Writer/Deleted.php';
+
+/**
+ * @see Zend_Feed_Writer_Renderer_Feed_Atom
+ */
+require_once 'Zend/Feed/Writer/Renderer/Feed/Atom.php';
+
+/**
+ * @see Zend_Feed_Writer_Renderer_Feed_Rss
+ */
+require_once 'Zend/Feed/Writer/Renderer/Feed/Rss.php';
+
+require_once 'Zend/Feed/Writer/Feed/FeedAbstract.php';
+
+/**
+ * @category Zend
+ * @package Zend_Feed_Writer
+ * @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license http://framework.zend.com/license/new-bsd New BSD License
+ */
+class Zend_Feed_Writer_Feed extends Zend_Feed_Writer_Feed_FeedAbstract
+implements Iterator, Countable
+{
+
+ /**
+ * Contains all entry objects
+ *
+ * @var array
+ */
+ protected $_entries = array();
+
+ /**
+ * A pointer for the iterator to keep track of the entries array
+ *
+ * @var int
+ */
+ protected $_entriesKey = 0;
+
+ /**
+ * Creates a new Zend_Feed_Writer_Entry data container for use. This is NOT
+ * added to the current feed automatically, but is necessary to create a
+ * container with some initial values preset based on the current feed data.
+ *
+ * @return Zend_Feed_Writer_Entry
+ */
+ public function createEntry()
+ {
+ $entry = new Zend_Feed_Writer_Entry;
+ if ($this->getEncoding()) {
+ $entry->setEncoding($this->getEncoding());
+ }
+ $entry->setType($this->getType());
+ return $entry;
+ }
+
+ /**
+ * Appends a Zend_Feed_Writer_Deleted object representing a new entry tombstone
+ * to the feed data container's internal group of entries.
+ *
+ * @param Zend_Feed_Writer_Deleted $entry
+ */
+ public function addTombstone(Zend_Feed_Writer_Deleted $deleted)
+ {
+ $this->_entries[] = $deleted;
+ }
+
+ /**
+ * Creates a new Zend_Feed_Writer_Deleted data container for use. This is NOT
+ * added to the current feed automatically, but is necessary to create a
+ * container with some initial values preset based on the current feed data.
+ *
+ * @return Zend_Feed_Writer_Deleted
+ */
+ public function createTombstone()
+ {
+ $deleted = new Zend_Feed_Writer_Deleted;
+ if ($this->getEncoding()) {
+ $deleted->setEncoding($this->getEncoding());
+ }
+ $deleted->setType($this->getType());
+ return $deleted;
+ }
+
+ /**
+ * Appends a Zend_Feed_Writer_Entry object representing a new entry/item
+ * the feed data container's internal group of entries.
+ *
+ * @param Zend_Feed_Writer_Entry $entry
+ */
+ public function addEntry(Zend_Feed_Writer_Entry $entry)
+ {
+ $this->_entries[] = $entry;
+ }
+
+ /**
+ * Removes a specific indexed entry from the internal queue. Entries must be
+ * added to a feed container in order to be indexed.
+ *
+ * @param int $index
+ */
+ public function removeEntry($index)
+ {
+ if (isset($this->_entries[$index])) {
+ unset($this->_entries[$index]);
+ }
+ require_once 'Zend/Feed/Exception.php';
+ throw new Zend_Feed_Exception('Undefined index: ' . $index . '. Entry does not exist.');
+ }
+
+ /**
+ * Retrieve a specific indexed entry from the internal queue. Entries must be
+ * added to a feed container in order to be indexed.
+ *
+ * @param int $index
+ */
+ public function getEntry($index = 0)
+ {
+ if (isset($this->_entries[$index])) {
+ return $this->_entries[$index];
+ }
+ require_once 'Zend/Feed/Exception.php';
+ throw new Zend_Feed_Exception('Undefined index: ' . $index . '. Entry does not exist.');
+ }
+
+ /**
+ * Orders all indexed entries by date, thus offering date ordered readable
+ * content where a parser (or Homo Sapien) ignores the generic rule that
+ * XML element order is irrelevant and has no intrinsic meaning.
+ *
+ * Using this method will alter the original indexation.
+ *
+ * @return void
+ */
+ public function orderByDate()
+ {
+ /**
+ * Could do with some improvement for performance perhaps
+ */
+ $timestamp = time();
+ $entries = array();
+ foreach ($this->_entries as $entry) {
+ if ($entry->getDateModified()) {
+ $timestamp = (int) $entry->getDateModified()->get(Zend_Date::TIMESTAMP);
+ } elseif ($entry->getDateCreated()) {
+ $timestamp = (int) $entry->getDateCreated()->get(Zend_Date::TIMESTAMP);
+ }
+ $entries[$timestamp] = $entry;
+ }
+ krsort($entries, SORT_NUMERIC);
+ $this->_entries = array_values($entries);
+ }
+
+ /**
+ * Get the number of feed entries.
+ * Required by the Iterator interface.
+ *
+ * @return int
+ */
+ public function count()
+ {
+ return count($this->_entries);
+ }
+
+ /**
+ * Return the current entry
+ *
+ * @return Zend_Feed_Reader_Entry_Interface
+ */
+ public function current()
+ {
+ return $this->_entries[$this->key()];
+ }
+
+ /**
+ * Return the current feed key
+ *
+ * @return unknown
+ */
+ public function key()
+ {
+ return $this->_entriesKey;
+ }
+
+ /**
+ * Move the feed pointer forward
+ *
+ * @return void
+ */
+ public function next()
+ {
+ ++$this->_entriesKey;
+ }
+
+ /**
+ * Reset the pointer in the feed object
+ *
+ * @return void
+ */
+ public function rewind()
+ {
+ $this->_entriesKey = 0;
+ }
+
+ /**
+ * Check to see if the iterator is still valid
+ *
+ * @return boolean
+ */
+ public function valid()
+ {
+ return 0 <= $this->_entriesKey && $this->_entriesKey < $this->count();
+ }
+
+ /**
+ * Attempt to build and return the feed resulting from the data set
+ *
+ * @param $type The feed type "rss" or "atom" to export as
+ * @return string
+ */
+ public function export($type, $ignoreExceptions = false)
+ {
+ $this->setType(strtolower($type));
+ $type = ucfirst($this->getType());
+ if ($type !== 'Rss' && $type !== 'Atom') {
+ require_once 'Zend/Feed/Exception.php';
+ throw new Zend_Feed_Exception('Invalid feed type specified: ' . $type . '.'
+ . ' Should be one of "rss" or "atom".');
+ }
+ $renderClass = 'Zend_Feed_Writer_Renderer_Feed_' . $type;
+ $renderer = new $renderClass($this);
+ if ($ignoreExceptions) {
+ $renderer->ignoreExceptions();
+ }
+ return $renderer->render()->saveXml();
+ }
+
+}