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<?php
// jared-2002.10.30, I want to make sure my published calendars are world-read/writeable
// so I have this making sure they all are. This should be commented out/deleted
// for shipping versions. This is a convenience so when I commit, changes are made and
// I don't get errors.
//chmod(BASE.'calendars/School.ics',0666);
// uncomment when developing, comment for shipping version
// error_reporting (E_ALL);
if (!defined('BASE')) define('BASE', './');
include(BASE.'config.inc.php');
include(BASE.'functions/error.php');
if ($HTTP_COOKIE_VARS['phpicalendar']) {
$phpicalendar = unserialize(stripslashes($HTTP_COOKIE_VARS['phpicalendar']));
if (isset($phpicalendar['cookie_language'])) $language = $phpicalendar['cookie_language'];
if (isset($phpicalendar['cookie_calendar'])) $default_cal_check = $phpicalendar['cookie_calendar'];
if (isset($phpicalendar['cookie_view'])) $default_view = $phpicalendar['cookie_view'];
if (isset($phpicalendar['cookie_style'])) $style_sheet = $phpicalendar['cookie_style'];
if (isset($phpicalendar['cookie_startday'])) $week_start_day = $phpicalendar['cookie_startday'];
if (isset($phpicalendar['cookie_time'])) $day_start = $phpicalendar['cookie_time'];
}
// language support
$language = strtolower($language);
$lang_file = BASE.'/languages/'.$language.'.inc.php';
if (file_exists($lang_file)) {
include($lang_file);
} else {
exit(error('The requested language "'.$language.'" is not a supported language. Please use the configuration file to choose a supported language.'));
}
if (!isset($getdate)) {
if (isset($HTTP_GET_VARS['getdate']) && ($HTTP_GET_VARS['getdate'] !== '')) {
$getdate = $HTTP_GET_VARS['getdate'];
} else {
$getdate = date('Ymd', strtotime("now + $second_offset seconds"));
}
}
if (ini_get('max_execution_time') < 60) {
ini_set('max_execution_time', '60');
}
if ($calendar_path == '') {
$calendar_path = 'calendars';
$calendar_path_orig = $calendar_path;
$calendar_path = BASE.$calendar_path;
}
$is_webcal = FALSE;
if (isset($HTTP_GET_VARS['cal']) && $HTTP_GET_VARS['cal'] != '') {
$cal_decoded = urldecode($HTTP_GET_VARS['cal']);
if (substr($cal_decoded, 0, 7) == 'http://' || substr($cal_decoded, 0, 9) == 'webcal://') {
$is_webcal = TRUE;
$cal_webcalPrefix = str_replace('http://','webcal://',$cal_decoded);
$cal_httpPrefix = str_replace('webcal://','http://',$cal_decoded);
$cal_filename = $cal_httpPrefix;
} else {
$cal_filename = stripslashes($cal_decoded);
}
} else {
$calcheck = $calendar_path.'/'.$default_cal_check.'.ics';
$calcheckopen = @fopen($calcheck, "r");
if ($calcheckopen == FALSE) {
$cal_filename = $default_cal;
} else {
$cal_filename = $default_cal_check;
}
}
if ($is_webcal) {
if ($allow_webcals == 'yes' || in_array($cal_webcalPrefix, $list_webcals) || in_array($cal_httpPrefix, $list_webcals)) {
$cal_displayname = substr(str_replace('32', ' ', basename($cal_filename)), 0, -4);
$cal = urlencode($cal_filename);
$filename = $cal_filename;
$subscribe_path = $cal_webcalPrefix;
} else {
exit(error($error_remotecal_lang, $HTTP_GET_VARS['cal']));
}
} else {
$cal_displayname = str_replace('32', ' ', $cal_filename);
$cal = urlencode($cal_filename);
if (in_array($cal_filename, $blacklisted_cals)) {
exit(error($error_restrictedcal_lang, $cal_filename));
} else {
if (!isset($filename)) {
$filename = $calendar_path.'/'.$cal_filename.'.ics';
if (true == false) {
$dir_handle = @opendir($calendar_path) or die(error(sprintf($error_path_lang, $calendar_path), $cal_filename));
while ($file = readdir($dir_handle)) {
if (substr($file, -4) == '.ics') {
$cal = urlencode(substr($file, 0, -4));
$filename = $calendar_path.'/'.$file;
break;
}
}
}
}
// Sets the download and subscribe paths from the config if present.
if ($download_uri == '') {
$subscribe_path = 'webcal://'.$HTTP_SERVER_VARS['SERVER_NAME'].dirname($HTTP_SERVER_VARS['PHP_SELF']).'/'.$filename;
$download_filename = $filename;
} else {
$newurl = eregi_replace("^(http://)", "", $download_uri);
$subscribe_path = 'webcal://'.$newurl.'/'.$cal_filename.'.ics';
$download_filename = $download_uri.'/'.$cal_filename.'.ics';
}
}
}
?>
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