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<?php
class Atom10FeedException extends Exception
{
}
class Atom10Feed extends XMLStringer
{
public $xw;
private $namespaces;
private $authors;
private $categories;
private $contributors;
private $generator;
private $icon;
private $links;
private $logo;
private $rights;
private $subtitle;
private $title;
private $published;
private $updated;
private $entries;
/**
* undocumented function
*
* @param array $entries an array of FeedItems
*
* @return void
*
*/
function __construct($indent = true) {
parent::__construct($indent);
$this->namespaces = array();
$this->links = array();
$this->entries = array();
$this->addNamespace('xmlns', 'http://www.w3.org/2005/Atom');
}
function addNamespace($namespace, $uri)
{
$ns = array($namespace => $uri);
$this->namespaces = array_merge($this->namespaces, $ns);
}
function getNamespaces()
{
return $this->namespaces;
}
function initFeed()
{
$this->xw->startDocument('1.0', 'UTF-8');
$commonAttrs = array('xml:lang' => 'en-US');
$commonAttrs = array_merge($commonAttrs, $this->namespaces);
$this->elementStart('feed', $commonAttrs);
$this->element('id', null, $this->id);
$this->element('title', null, $this->title);
$this->element('subtitle', null, $this->subtitle);
$this->element('logo', null, $this->logo);
$this->element('updated', null, $this->updated);
$this->renderLinks();
}
/**
* Check that all required elements have been set, etc.
* Throws an Atom10FeedException if something's missing.
*
* @return void
*/
function validate()
{
}
function renderLinks()
{
foreach ($this->links as $attrs)
{
$this->element('link', $attrs, null);
}
}
function addEntryRaw($entry)
{
array_push($this->entries, $entry);
}
function addEntry($entry)
{
array_push($this->entries, $entry->getString());
}
function renderEntries()
{
foreach ($this->entries as $entry) {
$this->raw($entry);
}
}
function endFeed()
{
$this->elementEnd('feed');
$this->xw->endDocument();
}
function getString()
{
$this->validate();
$this->initFeed();
$this->renderEntries();
$this->endFeed();
return $this->xw->outputMemory();
}
function setId($id)
{
$this->id = $id;
}
function setTitle($title)
{
$this->title = $title;
}
function setSubtitle($subtitle)
{
$this->subtitle = $subtitle;
}
function setLogo($logo)
{
$this->logo = $logo;
}
function setUpdated($dt)
{
$this->updated = common_date_iso8601($dt);
}
function setPublished($dt)
{
$this->published = common_date_iso8601($dt);
}
/**
* Adds a link element into the Atom document
*
* Assumes you want rel="alternate" and type="text/html" unless
* you send in $otherAttrs.
*
* @param string $uri the uri the href needs to point to
* @param array $otherAttrs other attributes to stick in
*
* @return void
*/
function addLink($uri, $otherAttrs = null) {
$attrs = array('href' => $uri);
if (is_null($otherAttrs)) {
$attrs['rel'] = 'alternate';
$attrs['type'] = 'text/html';
} else {
$attrs = array_merge($attrs, $otherAttrs);
}
array_push($this->links, $attrs);
}
}
|
