/**
* RSSフィードのURLを指定して内容をparseする
*
* @param $rss_url RSSフィードのURL(http)
* @return RSS取得時=RSS情報(連想配列) / RSS取得エラー時=false
*/
static function get_external_rss_row_array($rss_url)
{
// XML_RSS, XML_Parser
require_once 'XML/RSS.php';
// RSS情報
$rss_row_array = array();
$line_array = file($rss_url);
if ($line_array == false) {
return false;
}
$rss_data = implode(NULL, $line_array);
$rss_encoding = mb_detect_encoding($rss_data, 'auto');
// XML_RSS
$rss = new XML_RSS();
$rss->setInputString($rss_data);
$rss->parse();
// Channel Info
$channel_info = $rss->getchannelInfo();
$rss_row_array['channel_info'] = array();
$rss_row_array['channel_info']['rss_channel_title'] = mb_convert_encoding($channel_info['title'], mb_internal_encoding(), $rss_encoding);
$rss_row_array['channel_info']['rss_url'] = $rss_url;
// Items
$rss_row_array['items'] = array();
foreach ($rss->getItems() as $item) {
$item_row = array();
$item_row['rss_item_title'] = mb_convert_encoding($item['title'], mb_internal_encoding(), $rss_encoding);
$item_row['rss_item_content'] = strip_tags(mb_convert_encoding($item['content:encoded'], mb_internal_encoding(), $rss_encoding));
if (trim($item_row['rss_item_content']) == '') {
// <content:encoded>が無い場合は<description>を取得
$item_row['rss_item_content'] = strip_tags(mb_convert_encoding($item['description'], mb_internal_encoding(), $rss_encoding));
}
$item_row['rss_item_date'] = mb_convert_encoding($item['dc:date'], mb_internal_encoding(), $rss_encoding);
$item_row['rss_item_link'] = mb_convert_encoding($item['link'], mb_internal_encoding(), $rss_encoding);
array_push($rss_row_array['items'], $item_row);
}
return $rss_row_array;
}
