xml_encode($urlPrefix . $urlHost . $urlRequest);
$extraInfos = $this->getExtraInfos();
$title = $this->xml_encode($extraInfos['name']);
$icon = $extraInfos['icon'];
if(!empty($extraInfos['uri'])) {
$uri = $this->xml_encode($extraInfos['uri']);
} else {
$uri = REPOSITORY;
}
$items = '';
foreach($this->getItems() as $item) {
$itemTimestamp = $item->getTimestamp();
$itemTitle = $this->xml_encode($item->getTitle());
$itemUri = $this->xml_encode($item->getURI());
$itemContent = $this->xml_encode($this->sanitizeHtml($item->getContent()));
$entryID = $item->getUid();
$isPermaLink = 'false';
if (empty($entryID) && !empty($itemUri)) { // Fallback to provided URI
$entryID = $itemUri;
$isPermaLink = 'true';
}
if (empty($entryID)) // Fallback to title and content
$entryID = hash('sha1', $itemTitle . $itemContent);
$entryTitle = '';
if (!empty($itemTitle))
$entryTitle = '' . $itemTitle . '';
$entryLink = '';
if (!empty($itemUri))
$entryLink = '' . $itemUri . '';
$entryPublished = '';
if (!empty($itemTimestamp)) {
$entryPublished = ''
. $this->xml_encode(gmdate(DATE_RFC2822, $itemTimestamp))
. '';
}
$entryDescription = '';
if (!empty($itemContent))
$entryDescription = '' . $itemContent . '';
$entryEnclosures = '';
foreach($item->getEnclosures() as $enclosure) {
$entryEnclosures .= ''
. PHP_EOL;
}
$entryCategories = '';
foreach($item->getCategories() as $category) {
$entryCategories .= ''
. $category . ''
. PHP_EOL;
}
$items .= <<
{$entryTitle}
{$entryLink}
{$entryID}
{$entryPublished}
{$entryDescription}
{$entryEnclosures}
{$entryCategories}
EOD;
}
$charset = $this->getCharset();
$feedImage = '';
if (!empty($icon) && in_array(substr($icon, -4), self::ALLOWED_IMAGE_EXT)) {
$feedImage .= <<
{$icon}
{$title}
{$uri}
EOD;
}
/* Data are prepared, now let's begin the "MAGIE !!!" */
$toReturn = <<
{$title}
{$uri}
{$title}
{$feedImage}
{$items}
EOD;
// Remove invalid non-UTF8 characters
ini_set('mbstring.substitute_character', 'none');
$toReturn = mb_convert_encoding($toReturn, $this->getCharset(), 'UTF-8');
return $toReturn;
}
public function display(){
$this
->setContentType(self::MIME_TYPE . '; charset=' . $this->getCharset())
->callContentType();
return parent::display();
}
private function xml_encode($text){
return htmlspecialchars($text, ENT_XML1);
}
}