/**
* Set the 'title' feed element
*
* @access public
* @see http://essfeed.org/index.php/ESS_structure
*
* @param String value of 'title' feed tag.
* Define the language-sensitive feed title.
* Should not be longer then 128 characters
*
* @return void
*/
public function setTitle($el = NULL)
{
if ($el != NULL) {
if ($this->controlRoot('title', $el) == FALSE) {
throw new Exception("Error: '< title >' element is mandatory.");
return;
}
$this->setRootElement('title', $this->REPLACE_ACCENT ? FeedValidator::noAccent($el, $this->CHARSET) : $el);
// Set a tempory Feed ID from the title
if (!isset($this->roots['id']) || FeedValidator::isNull($this->roots['id'])) {
$this->setId($el);
}
}
}
/**
* Get feed's items XML content in String format
*
* @access private
* @return String
*/
private function getItems()
{
$out = "";
foreach ($this->items as $item) {
$thisRoots = $item->getRoots();
$thisItems = $item->getElements();
$out .= $this->startFeed();
if (is_array($thisRoots)) {
if (count($thisRoots) > 0) {
foreach ($thisRoots as $elm => $val) {
if ($elm != 'tags' && is_string($val)) {
if (strlen($elm) > 0 && strlen($val) > 0) {
$out .= $this->t(1) . $this->makeNode($elm, $val);
}
} else {
if (is_array($val)) {
if (count($val) > 0) {
$out .= $this->t(3) . "<tags>" . self::LN;
foreach ($val as $tag) {
$out .= $this->t(2) . $this->makeNode('tag', self::REPLACE_ACCENT ? FeedValidator::noAccent($tag, self::CHARSET) : $tag);
}
$out .= $this->t(3) . "</tags>" . self::LN;
}
}
}
}
}
}
if (is_array($thisItems)) {
if (count($thisItems) > 0) {
foreach ($thisItems as $key => $val) {
if (count($thisItems[$key]) > 0 && strlen($key) > 0) {
$out .= $this->t(3) . "<{$key}>" . self::LN;
foreach ($val as $position => $feedItem) {
$out .= $this->t(4) . "<item type='" . strtolower($feedItem['type']) . "'" . (isset($feedItem['unit']) ? strlen($feedItem['unit']) > 0 ? " unit='" . strtolower($feedItem['unit']) . "'" : '' : '') . (isset($feedItem['mode']) ? strlen($feedItem['mode']) > 0 ? " mode='" . strtolower($feedItem['mode']) . "'" : '' : '') . (isset($feedItem['selected_day']) ? strlen($feedItem['selected_day']) > 0 ? " selected_day='" . strtolower($feedItem['selected_day']) . "'" : '' : '') . (isset($feedItem['selected_week']) ? strlen($feedItem['selected_week']) > 0 ? " selected_week='" . strtolower($feedItem['selected_week']) . "'" : '' : '') . (isset($feedItem['interval']) ? intval($feedItem['interval']) > 1 ? " interval='" . intval($feedItem['interval']) . "'" : '' : '') . (isset($feedItem['limit']) ? intval($feedItem['limit']) > 0 ? " limit='" . intval($feedItem['limit']) . "'" : '' : '') . (isset($feedItem['moving_position']) ? intval($feedItem['moving_position']) > 0 ? " moving_position='" . intval($feedItem['moving_position']) . "'" : '' : '') . (isset($feedItem['priority']) ? intval($feedItem['priority']) > 0 ? " priority='" . intval($feedItem['priority']) . "'" : " priority='" . ($position + 1) . "'" : '') . ">" . self::LN;
if ($key == 'prices' && ($feedItem['mode'] == 'free' || $feedItem['mode'] == 'invitation')) {
$out .= $this->t(3) . $this->makeNode('name', $feedItem['content']['name']);
$out .= $this->t(3) . $this->makeNode('value', 0);
} else {
foreach ($feedItem['content'] as $elm => $feedElm) {
$out .= $this->t(3) . $this->makeNode($elm, $feedElm);
}
}
$out .= $this->t(4) . "</item>" . self::LN;
}
$out .= $this->t(3) . "</{$key}>" . self::LN;
}
}
}
}
$out .= $this->endFeed();
}
return $out;
}
