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<?php
define('BASE', '../');
include(BASE.'functions/ical_parser.php');
if ($enable_rss != 'yes') {
die ("RSS feeds are not enabled on this site.");
}
$default_path = 'http://'.$_SERVER['SERVER_NAME'].':'.$_SERVER['SERVER_PORT'].substr($_SERVER['PHP_SELF'],0,strpos($_SERVER['PHP_SELF'],'/rss/'));
$start_week_time = strtotime(dateOfWeek($getdate, $week_start_day));
$end_week_time = $start_week_time + (6 * 25 * 60 * 60);
$start_week = localizeDate($dateFormat_week, $start_week_time);
$end_week = localizeDate($dateFormat_week, $end_week_time);
$parse_month = date ("Ym", strtotime($getdate));
$rssview = $_GET['rssview'];
$cal_displayname = str_replace("32", " ", $cal);
$events_week = 0;
// calculate a value for Last Modified and ETag
$cal = urldecode($cal);
$filemod = @filemtime("$calendar_path/$cal.ics");
$filemodtime = @date("r", $filemod);
//send relevant headers
header ("Last-Modified: $filemodtime");
header ("ETag:\"$filemodtime\"");
// checks the user agents headers to see if they kept track of our
// stuff, if so be nice and send back a 304 and exit.
if ( ($_SERVER['HTTP_IF_MODIFIED_SINCE'] == $filemodtime) || ($_SERVER['HTTP_IF_NONE_MATCH'] == $filemodtime))
{
header ("HTTP/1.1 304 Not Modified");
exit;
}
if ($rssview == "day") {
$theview = $lang['l_day'];
} elseif ($rssview == "week") {
$theview = $lang['l_week'];
} elseif ($rssview == "month") {
$theview = $lang['l_month'];
}
$rss = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>"."\n";
$rss .= '<!DOCTYPE rss PUBLIC "-//Netscape Communications//DTD RSS 0.91//EN" "http://my.netscape.com/publish/formats/rss-0.91.dtd">'."\n";
$rss .= '<rss version="0.91">'."\n";
$rss .= '<channel>'."\n";
$rss .= '<title>'.$cal_displayname.' - '.$theview.'</title>'."\n";
$rss .= '<link>'.htmlspecialchars ("$default_path").'</link>'."\n";
$rss .= '<description>'.$cal_displayname.' '.$lang['l_calendar'].' - '.$theview.'</description>'."\n";
$rss .= '<language>'.$rss_language.'</language>'."\n";
$rss .= '<copyright>Copyright 2004, '.htmlspecialchars ("$default_path").'</copyright>'."\n";
if ($rssview == 'day') {
if (isset($master_array[($getdate)]) && sizeof($master_array[($getdate)]) > 0) {
foreach ($master_array[("$getdate")] as $event_times) {
foreach ($event_times as $val) {
$event_start = @$val["event_start"];
$event_start = date ($timeFormat, @strtotime ("$event_start"));
$event_text = stripslashes(urldecode($val["event_text"]));
$event_text = strip_tags($event_text, '<b><i><u>');
$event_text = word_wrap($event_text, 21, $tomorrows_events_lines);
$description = stripslashes(urldecode($val["description"]));
$description = strip_tags($description, '<b><i><u>');
$rss_title = htmlspecialchars ("$event_start $event_text");
$rss_link = htmlspecialchars ("$default_path/day.php?getdate=$getdate&cal=$cal");
$rss_description = htmlspecialchars ("$description");
$rss .= '<item>'."\n";
$rss .= '<title>'.$rss_title.'</title>'."\n";
$rss .= '<link>'.$rss_link.'</link>'."\n";
$rss .= '<description>'.$rss_description.'</description>'."\n";
$rss .= '</item>'."\n";
$events_week++;
}
}
}
if ($events_week < 1) {
$rss .= '<item>'."\n";
$rss .= '<title>'.$lang['l_no_events_day'].'</title>'."\n";
$rss .= '<link>'.htmlspecialchars ("$default_path").'</link>'."\n";
$rss .= '</item>'."\n";
}
}
$thisdate = $start_week_time;
$i = 0;
if ($rssview == "week") {
do {
$getdate = date("Ymd", $thisdate);
$dayofweek = strtotime ($getdate);
$dayofweek = localizeDate ($dateFormat_day, $dayofweek);
if (isset($master_array[($getdate)]) && sizeof($master_array[($getdate)]) > 0) {
foreach ($master_array[("$getdate")] as $event_times) {
foreach ($event_times as $val) {
$event_start = @$val["event_start"];
$event_start = date ($timeFormat, @strtotime ("$event_start"));
$event_text = stripslashes(urldecode($val["event_text"]));
$event_text = strip_tags($event_text, '<b><i><u>');
$event_text = word_wrap($event_text, 21, $tomorrows_events_lines);
$description = stripslashes(urldecode($val["description"]));
$description = strip_tags($description, '<b><i><u>');
$rss_title = htmlspecialchars ("$dayofweek: $event_text");
$rss_link = htmlspecialchars ("$default_path/day.php?getdate=$getdate&cal=$cal");
$rss_description = htmlspecialchars ("$dayofweek $event_start: $event_text - $description");
$rss .= '<item>'."\n";
$rss .= '<title>'.$rss_title.'</title>'."\n";
$rss .= '<link>'.$rss_link.'</link>'."\n";
$rss .= '<description>'.$rss_description.'</description>'."\n";
$rss .= '</item>'."\n";
$events_week++;
}
}
}
if (($events_week < 1) && ($i == 6)) {
$rss .= '<item>'."\n";
$rss .= '<title>'.$lang['l_no_events_week'].'</title>'."\n";
$rss .= '<link>'.htmlspecialchars ("$default_path").'</link>'."\n";
$rss .= '</item>'."\n";
}
$thisdate = ($thisdate + (25 * 60 * 60));
$i++;
} while ($i < 7);
}
if ($rssview == "month") {
foreach($master_array as $key => $new_val2) {
// Pull out only this months
ereg ("([0-9]{6})([0-9]{2})", $key, $regs);
if ($regs[1] == $parse_month) {
$getdate = $key;
$dayofmonth = strtotime ($getdate);
$dayofmonth = localizeDate ($dateFormat_day, $dayofmonth);
// Pull out each day
foreach ($new_val2 as $new_val) {
// Pull out each time
foreach ($new_val as $new_key2 => $val) {
if ($val["event_text"]) {
$event_start = @$val["event_start"];
$event_start = date ($timeFormat, @strtotime ("$event_start"));
$event_text = stripslashes(urldecode($val["event_text"]));
$event_text = strip_tags($event_text, '<b><i><u>');
$event_text = word_wrap($event_text, 21, $tomorrows_events_lines);
$description = stripslashes(urldecode($val["description"]));
$description = strip_tags($description, '<b><i><u>');
$rss_title = htmlspecialchars ("$dayofmonth: $event_text");
$rss_link = htmlspecialchars ("$default_path/day.php?getdate=$getdate&cal=$cal");
$rss_description = htmlspecialchars ("$dayofmonth $event_start: $event_text - $description");
$rss .= '<item>'."\n";
$rss .= '<title>'.$rss_title.'</title>'."\n";
$rss .= '<link>'.$rss_link.'</link>'."\n";
$rss .= '<description>'.$rss_description.'</description>'."\n";
$rss .= '</item>'."\n";
$events_week++;
}
if ($events_week < 1) {
$rss .= '<item>'."\n";
$rss .= '<title>'.$lang['no_events_month'].'</title>'."\n";
$rss .= '<link>'.htmlspecialchars ("$default_path").'</link>'."\n";
$rss .= '</item>'."\n";
}
}
}
}
}
}
$rss .= '</channel>'."\n";
$rss .= '</rss>'."\n";
header ("Content-Type: text/xml");
echo "$rss";
?>
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