/phpical/functions/init.inc.php
PHP | 196 lines | 121 code | 25 blank | 50 comment | 44 complexity | 06e14a801bfc16d94579a001e9fe20ac MD5 | raw file
- <?php
- # require php 5
- $php_started = getmicrotime();
- # define BASE
- if (!defined('BASE')) define('BASE', './');
- if (phpversion() < '5.1'){
- die (phpversion()." detected. php 5.1 or higher required for this version.\n\n" );
- }
- include_once(BASE.'functions/init/sanitize.php');
- include_once(BASE.'functions/init/set_error_reporting.php');
- include_once(BASE.'functions/init/configs.php');
- include_once(BASE.'functions/init/cpaths.php');
- include_once(BASE.'functions/init/date_range.php');
- include_once(BASE.'error.php');
- include_once(BASE.'functions/calendar_functions.php');
- include_once(BASE.'functions/userauth_functions.php');
- // Grab the action (login or logout).
- $action = '';
- if (isset($_GET['action'])) $action = $_GET['action'];
- else if (isset($_POST['action'])) $action = $_POST['action'];
-
- // Login and/or logout.
- list($username, $password, $invalid_login) = user_login();
- if ($action != 'login') $invalid_login = false;
- if ($action == 'logout' || $invalid_login) {
- list($username, $password) = user_logout();
- }
- if (ini_get('max_execution_time') < 60) {
- @ini_set('max_execution_time', '60');
- }
- // Pull the calendars off the GET line if provided. The $cal_filename
- // is always an array, because this makes it easier to deal with below.
- $cal_filenames = array();
- if (isset($_GET['cal']) && $_GET['cal'] !='') {
- // If the cal value is not an array, split it into an array on
- // commas.
- if (!is_array($_GET['cal']))
- $_GET['cal'] = explode(',', $_GET['cal']);
-
- // Grab the calendar filenames off the cal value array.
- $cal_filenames = $_GET['cal'];
- } elseif ($phpiCal_config->default_cal != '') {
- $cal_filenames = explode(',',$phpiCal_config->default_cal);
- } else {
- $cal_filenames[0] = $phpiCal_config->ALL_CALENDARS_COMBINED;
- }
- //load cal_filenames if $ALL_CALENDARS_COMBINED
- if ($cal_filenames[0] == $phpiCal_config->ALL_CALENDARS_COMBINED){
- $cal_filenames = availableCalendars($username, $password, $phpiCal_config->ALL_CALENDARS_COMBINED);
- }
- // Separate the calendar identifiers into web calendars and local
- // calendars.
- $web_cals = array();
- $local_cals = array();
- foreach ($cal_filenames as $cal_filename) {
- # substitute for md5-obscured list_webcals
- foreach ($list_webcals as $tmp_cal){
- if($cal_filename == md5($phpiCal_config->salt.$tmp_cal)) $cal_filename = $tmp_cal;
- }
- // If the calendar identifier begins with a web protocol, this is a web
- // calendar.
- $cal_filename = urldecode($cal_filename); #need to decode for substr statements to identify webcals
- $cal_filename = str_replace(' ','%20', $cal_filename); #need to reencode blank spaces for matching with $list_webcals
- if (substr($cal_filename, 0, 7) == 'http://' ||
- substr($cal_filename, 0, 8) == 'https://' ||
- substr($cal_filename, 0, 9) == 'webcal://')
- {
- #jump sends cal url without .ics extension. Add it if needed.
- # if (substr($cal_filename, -4) != ".ics") $cal_filename .= ".ics";
- $web_cals[] = $cal_filename;
- }
-
- // Otherwise it is a local calendar.
- else {
- // Check blacklisted.
- if (in_array($cal_filename, $blacklisted_cals) && $cal_filename !='') {
- exit(error($lang['l_error_restrictedcal'], $cal_filename));
- }
- $local_cals[] = urldecode(str_replace(".ics", '', basename($cal_filename)));
- }
- }
- // We will build the calendar display name as we go. The final display
- // name will get constructed at the end.
- $cal_displaynames = array();
- // This is our list of final calendars.
- $cal_filelist = array();
- // This is our list of URL encoded calendars.
- $cals = array();
- // Process the web calendars.
- foreach ($web_cals as $web_cal) {
- // Make some protocol alternatives, and set our real identifier to the
- // HTTP protocol.
- $cal_webcalPrefix = str_replace('http://','webcal://',$web_cal);
- $cal_httpPrefix = str_replace('webcal://','http://',$web_cal);
- $cal_httpsPrefix = str_replace('webcal://','https://',$web_cal);
- $cal_httpsPrefix = str_replace('http://','https://',$web_cal);
-
- // We can only include this web calendar if we allow all web calendars
- // (as defined by $allow_webcals) or if the web calendar shows up in the
- // list of web calendars defined in config.inc.php.
- if ($phpiCal_config->allow_webcals != 'yes' &&
- !in_array($cal_webcalPrefix, $list_webcals) &&
- !in_array($cal_httpPrefix, $list_webcals) &&
- !in_array($cal_httpsPrefix, $list_webcals))
- {
- exit(error($lang['l_error_remotecal'], $web_cal));
- }
-
- // Pull the display name off the URL.
- # $cal_displaynames[] = substr(str_replace('32', ' ', basename($web_cal)), 0, -4);
- $cal_displaynames[] = substr(basename($web_cal), 0, -4);
-
- if(in_array($web_cal, $list_webcals)){
- $web_cal = md5($phpiCal_config->salt.$web_cal);
- }
- $cals[] = urlencode($web_cal);
- //$filename = $cal_filename;
- $subscribe_path = $cal_webcalPrefix;
-
- // Add the webcal to the available calendars.
- $web_cal = $cal_httpPrefix;
- $cal_filelist[] = $web_cal;
- }
- // Process the local calendars.
- if (count($local_cals) > 0) {
- $local_cals = availableCalendars($username, $password, $local_cals);
- foreach ($local_cals as $local_cal) {
- $cal_displaynames[] = str_replace('32', ' ', getCalendarName($local_cal));
- }
- $cal_filelist = array_merge($cal_filelist, $local_cals);
- $cals = array_merge($cals, array_map("urlencode", array_map("getCalendarName", $local_cals)));
-
- // Set the download and subscribe paths from the config, if there is
- // only one calendar being displayed and those paths are defined.
- if (count($local_cals) == 1) {
- $filename = $local_cals[0];
- $add_cpath = '';
- if (isset($cpath) && $cpath !='') $add_cpath = "$cpath/";
- if (($phpiCal_config->download_uri == '') && (preg_match('/(^\/|\.\.\/)/', $filename) == 0)) {
- $subscribe_path = 'webcal://'.$_SERVER['SERVER_NAME'].dirname($_SERVER['PHP_SELF']).'/'.$filename;
- $download_filename = $filename;
- } elseif ($phpiCal_config->download_uri != '') {
- $newurl = eregi_replace("^(http://)", "", $phpiCal_config->download_uri);
- $subscribe_path = 'webcal://'.$newurl.'/'.$add_cpath.basename($filename);
- $download_filename = $phpiCal_config->download_uri.'/'.$add_cpath.basename($filename);
- } else {
- $subscribe_path = $add_cpath;
- $download_filename = $add_cpath;
- }
- }
- }
- // We should only allow a download filename and subscribe path if there is
- // only one calendar being displayed.
- if (count($cal_filelist) > 1) {
- $subscribe_path = '';
- $download_filename = '';
- }
- // Build the final cal list. This is a comma separated list of the
- // url-encoded calendar names and web calendar URLs.
- $cal = implode(',', $cals);
- // Build the final display name used for template substitution.
- asort($cal_displaynames);
- $cal_displayname = implode(', ', $cal_displaynames);
- $rss_powered = ($phpiCal_config->enable_rss == 'yes') ? 'yes' : '';
- function getmicrotime() {
- list($usec, $sec) = explode(' ',microtime());
- return ((float)$usec + (float)$sec);
- }
- $uid_list = array();
- #uncomment for diagnostics
- #echo "after init.inc.ics<pre>";
- #echo "cals";print_r($cals);echo"\n\n";
- #echo "cal_filenames";print_r($cal_filenames);echo"\n\n";
- #echo "web_cals";print_r($web_cals);echo"\n\n";
- #echo "local_cals";print_r($local_cals);echo"\n\n";
- #echo "cal_filelist";print_r($cal_filelist);
- #echo "cal_displaynames";print_r($cal_displaynames);
- #echo "</pre><hr>";
- ?>