/**
* Loads a news page object.
*
* @param string $dataDir Defines the dir, where the news content is located.
* @param int $page Desired page number.
*
* @return NewsItem The NewsItem domain object.
* @throws IncludeException In case no news files are found.
*
* @author Christian Achatz
* @version
* Version 0.1, 02.02.2007<br />
* Version 0.2, 18.09.2008 (Introduced variable data dir)<br />
* Version 0.3, 23.08.2012 (Change to new File-/Folder-class)<br />
*/
public function getNewsByPage($dataDir, $page)
{
// cut trailing slash if necessary
if (substr($dataDir, strlen($dataDir) - 1) == '/') {
$dataDir = substr($dataDir, 0, strlen($dataDir) - 1);
}
// read all files located there
$folder = new Folder();
$rawFiles = $folder->open($dataDir)->getContent();
// get files, that match the current language
/* @var $files FilesystemItem[] */
$files = [];
foreach ($rawFiles as $data) {
if (substr_count($data->getName(), 'news_' . $this->getLanguage() . '_') > 0) {
$files[] = $data;
}
}
// throw error when page count is zero!
$newsCount = count($files);
if ($newsCount == 0) {
throw new IncludeException('[NewsPagerProvider::getNewsByPage()] No news files are ' . 'given for language ' . $this->getLanguage(), E_USER_ERROR);
}
// if page number is lower then zero, correct it!
if ($page <= 0) {
$page = 1;
}
// if page number is higher then max, correct it!
if ($page > $newsCount) {
$page = $newsCount;
}
// read content of file
$rawItem = json_decode(file_get_contents($dataDir . '/' . $files[$page - 1]->getName()));
// fill a new news content object
$item = new NewsItem();
$item->setHeadline($rawItem->headline);
$item->setSubHeadline($rawItem->subline);
$item->setContent($rawItem->content);
$item->setNewsCount($newsCount);
return $item;
}
/**
* Löscht die Übergebene Datei. Wird nichts übergeben, werden alle Datein gelöscht.
*
* @param string $uploadname
*
* @author Werner Liemberger <*****@*****.**>
* @version 1.0, 14.03.2011<br>
* @version 1.1, 14.08.2012 (Change to new File-/Folder-class)<br>
*/
public function deleteFile($uploadname = null)
{
$uploadpath = $this->getUploadPath();
if ($uploadname === null) {
$folder = new Folder();
$files = $folder->open($uploadpath)->getContent();
foreach ($files as $file) {
if (file_exists($file)) {
$file->delete();
}
}
} else {
if (file_exists($uploadpath . '/' . $uploadname)) {
$file = new File();
$file->open($uploadpath . '/' . $uploadname)->delete();
}
}
$this->deleteFileFromSession($uploadname);
}
