function showDailyRSS()
{
// Cache system
$query = $_SERVER["QUERY_STRING"];
$cache = new CachedPage($GLOBALS['config']['PAGECACHE'], page_url($_SERVER), startsWith($query, 'do=dailyrss') && !isLoggedIn());
$cached = $cache->cachedVersion();
if (!empty($cached)) {
echo $cached;
exit;
}
// If cached was not found (or not usable), then read the database and build the response:
// Read links from database (and filter private links if used it not logged in).
$LINKSDB = new LinkDB($GLOBALS['config']['DATASTORE'], isLoggedIn(), $GLOBALS['config']['HIDE_PUBLIC_LINKS'], $GLOBALS['redirector']);
/* Some Shaarlies may have very few links, so we need to look
back in time (rsort()) until we have enough days ($nb_of_days).
*/
$linkdates = array();
foreach ($LINKSDB as $linkdate => $value) {
$linkdates[] = $linkdate;
}
rsort($linkdates);
$nb_of_days = 7;
// We take 7 days.
$today = Date('Ymd');
$days = array();
foreach ($linkdates as $linkdate) {
$day = substr($linkdate, 0, 8);
// Extract day (without time)
if (strcmp($day, $today) < 0) {
if (empty($days[$day])) {
$days[$day] = array();
}
$days[$day][] = $linkdate;
}
if (count($days) > $nb_of_days) {
break;
// Have we collected enough days?
}
}
// Build the RSS feed.
header('Content-Type: application/rss+xml; charset=utf-8');
$pageaddr = escape(index_url($_SERVER));
echo '<?xml version="1.0" encoding="UTF-8"?><rss version="2.0">';
echo '<channel>';
echo '<title>Daily - ' . $GLOBALS['title'] . '</title>';
echo '<link>' . $pageaddr . '</link>';
echo '<description>Daily shared links</description>';
echo '<language>en-en</language>';
echo '<copyright>' . $pageaddr . '</copyright>' . PHP_EOL;
// For each day.
foreach ($days as $day => $linkdates) {
$daydate = linkdate2timestamp($day . '_000000');
// Full text date
$rfc822date = linkdate2rfc822($day . '_000000');
$absurl = escape(index_url($_SERVER) . '?do=daily&day=' . $day);
// Absolute URL of the corresponding "Daily" page.
// Build the HTML body of this RSS entry.
$html = '';
$href = '';
$links = array();
// We pre-format some fields for proper output.
foreach ($linkdates as $linkdate) {
$l = $LINKSDB[$linkdate];
$l['formatedDescription'] = format_description($l['description'], $GLOBALS['redirector']);
$l['thumbnail'] = thumbnail($l['url']);
$l['timestamp'] = linkdate2timestamp($l['linkdate']);
if (startsWith($l['url'], '?')) {
$l['url'] = index_url($_SERVER) . $l['url'];
// make permalink URL absolute
}
$links[$linkdate] = $l;
}
// Then build the HTML for this day:
$tpl = new RainTPL();
$tpl->assign('title', $GLOBALS['title']);
$tpl->assign('daydate', $daydate);
$tpl->assign('absurl', $absurl);
$tpl->assign('links', $links);
$tpl->assign('rfc822date', escape($rfc822date));
$html = $tpl->draw('dailyrss', $return_string = true);
echo $html . PHP_EOL;
}
echo '</channel></rss><!-- Cached version of ' . escape(page_url($_SERVER)) . ' -->';
$cache->cache(ob_get_contents());
ob_end_flush();
exit;
}
function showMonthlyRSS()
{
// Cache system
$query = $_SERVER["QUERY_STRING"];
$cache = new pageCache(pageUrl(), startsWith($query, 'do=weeklyrss') && !isLoggedIn());
$cached = $cache->cachedVersion();
if (!empty($cached)) {
echo $cached;
exit;
}
// If cached was not found (or not usable), then read the database and build the response:
$LINKSDB = new linkdb(isLoggedIn() || $GLOBALS['config']['OPEN_SHAARLI']);
// Read links from database (and filter private links if used it not logged in).
/* Some Shaarlies may have very few links, so we need to look
back in time (rsort()) until we have enough weeks ($nb_of_weeks).
*/
$linkdates = array();
foreach ($LINKSDB as $linkdate => $value) {
$linkdates[] = $linkdate;
}
rsort($linkdates);
$nb_of_days = 7;
// We take 7 days.
$today = Date('Ym');
$months = array();
foreach ($linkdates as $linkdate) {
$day = substr($linkdate, 0, 6);
// Extract day (without time)
if (strcmp($day, $today) < 0) {
if (empty($months[$day])) {
$months[$day] = array();
}
$months[$day][] = $linkdate;
}
if (count($months) > $nb_of_days) {
break;
}
// Have we collected enough months ?
}
// Build the RSS feed.
header('Content-Type: application/rss+xml; charset=utf-8');
$pageaddr = htmlspecialchars(indexUrl());
echo '<?xml version="1.0" encoding="UTF-8"?><rss version="2.0">';
echo '<channel><title>Monthly - ' . htmlspecialchars($GLOBALS['title']) . '</title><link>' . $pageaddr . '</link>';
echo '<description>Monthly shared links</description><language>en-en</language><copyright>' . $pageaddr . '</copyright>' . "\n";
foreach ($months as $month => $linkdates) {
$monthdate = utf8_encode(strftime('%B %Y', linkdate2timestamp($month . '01_000000')));
// Full text date
$rfc822date = linkdate2rfc822($month . '01_000000');
$absurl = htmlspecialchars(indexUrl() . '?do=monthly&month=' . $month);
// Absolute URL of the corresponding "Daily" page.
echo '<item><title>' . htmlspecialchars($GLOBALS['title'] . ' - ' . $monthdate) . '</title><guid>' . $absurl . '</guid><link>' . $absurl . '</link>';
echo '<pubDate>' . htmlspecialchars($rfc822date) . "</pubDate>\n";
// Build the HTML body of this RSS entry.
$html = '';
$href = '';
$links = array();
$tags = array();
// We pre-format some fields for proper output.
foreach ($linkdates as $linkdate) {
$l = $LINKSDB[$linkdate];
$l['formatedDescription'] = nl2br(keepMultipleSpaces(text2clickable(htmlspecialchars($l['description']))));
$l['thumbnail'] = thumbnail($l['url']);
$l['localdate'] = linkdate2locale($l['linkdate']);
if (startsWith($l['url'], '?')) {
$l['url'] = indexUrl() . $l['url'];
}
// make permalink URL absolute
$links[$linkdate] = $l;
$links[$linkdate]['taglist'] = explode(' ', $l['tags']);
$tags = $l['tags'];
}
foreach ($tags as $itemtags) {
$itemtags = explode(" ", $itemtags);
foreach ($itemtags as $tag) {
echo "<category>" . $tag . "</category>\n";
}
}
// Then build the HTML for this week:
$tpl = new RainTPL();
$tpl->assign('links', $links);
$html = $tpl->draw('weeklyrss', $return_string = true);
echo "\n";
echo '<description><![CDATA[' . $html . ']]></description>' . "\n</item>\n\n";
}
echo '</channel></rss>';
exit;
}