mirror of
https://git.friendi.ca/friendica/friendica-addons.git
synced 2024-11-20 17:03:42 +00:00
199 lines
7 KiB
PHP
199 lines
7 KiB
PHP
<?php
|
|
/********************************************************************
|
|
* Name: Calendar Export
|
|
* Description: This addon exports the public events of your users as calendar files
|
|
* Version: 0.1
|
|
* Author: Tobias Diekershoff <https://f.diekershoff.de/profile/tobias>
|
|
* License: MIT
|
|
* ******************************************************************/
|
|
|
|
|
|
function cal_install()
|
|
{
|
|
register_hook('plugin_settings', 'addon/cal/cal.php', 'cal_addon_settings');
|
|
register_hook('plugin_settings_post', 'addon/cal/cal.php', 'cal_addon_settings_post');
|
|
}
|
|
function cal_uninstall()
|
|
{
|
|
unregister_hook('plugin_settings', 'addon/cal/cal.php', 'cal_addon_settings');
|
|
unregister_hook('plugin_settings_post', 'addon/cal/cal.php', 'cal_addon_settings_post');
|
|
}
|
|
function cal_module()
|
|
{
|
|
}
|
|
/* pathes
|
|
* /cal/$user/export/$format
|
|
* currently supported formats are ical (iCalendar) and CSV
|
|
*/
|
|
function cal_content()
|
|
{
|
|
$a = get_app();
|
|
$o = "";
|
|
if ($a->argc == 1) {
|
|
$o .= "<h3>".t('Event Export')."</h3><p>".t('You can download public events from: ').$a->get_baseurl()."/cal/username/export/ical</p>";
|
|
} elseif ($a->argc==4) {
|
|
// get the parameters from the request we just received
|
|
$username = $a->argv[1];
|
|
$do = $a->argv[2];
|
|
$format = $a->argv[3];
|
|
// check that there is a user matching the requested profile
|
|
$r = q("SELECT uid FROM user WHERE nickname='".$username."' LIMIT 1;");
|
|
if (count($r))
|
|
{
|
|
$uid = $r[0]['uid'];
|
|
} else {
|
|
killme();
|
|
}
|
|
// if we shall do anything other then export, end here
|
|
if (! $do == 'export' )
|
|
killme();
|
|
// check if the user allows us to share the profile
|
|
$enable = get_pconfig( $uid, 'cal', 'enable');
|
|
if (! $enable == 1) {
|
|
info(t('The user does not export the calendar.'));
|
|
return;
|
|
}
|
|
// we are allowed to show events
|
|
// get the timezone the user is in
|
|
$r = q("SELECT timezone FROM user WHERE uid=".$uid." LIMIT 1;");
|
|
if (count($r))
|
|
$timezone = $r[0]['timezone'];
|
|
// does the user who requests happen to be the owner of the events
|
|
// requested? then show all of your events, otherwise only those that
|
|
// don't have limitations set in allow_cid and allow_gid
|
|
if (local_user() == $uid) {
|
|
$r = q("SELECT `start`, `finish`, `adjust`, `summary`, `desc`, `location` FROM `event` WHERE `uid`=".$uid." and `cid`=0;");
|
|
} else {
|
|
$r = q("SELECT `start`, `finish`, `adjust`, `summary`, `desc`, `location` FROM `event` WHERE `allow_cid`='' and `allow_gid`='' and `uid`='".$uid."' and `cid`='0';");
|
|
}
|
|
// we have the events that are available for the requestor
|
|
// now format the output according to the requested format
|
|
$res = cal_format_output($r, $format, $timezone);
|
|
if (! $res=='')
|
|
info($res);
|
|
} else {
|
|
// wrong number of parameters
|
|
killme();
|
|
}
|
|
return $o;
|
|
}
|
|
|
|
function cal_format_output ($r, $f, $tz)
|
|
{
|
|
$res = t('This calendar format is not supported');
|
|
switch ($f)
|
|
{
|
|
// format the exported data as a CSV file
|
|
case "csv":
|
|
header("Content-type: text/csv");
|
|
$o = '"Subject", "Start Date", "Start Time", "Description", "End Date", "End Time", "Location"' . PHP_EOL;
|
|
foreach ($r as $rr) {
|
|
// TODO the time / date entries don't include any information about the
|
|
// timezone the event is scheduled in :-/
|
|
$tmp1 = strtotime($rr['start']);
|
|
$tmp2 = strtotime($rr['finish']);
|
|
$time_format = "%H:%M:%S";
|
|
$date_format = "%Y-%m-%d";
|
|
$o .= '"'.$rr['summary'].'", "'.strftime($date_format, $tmp1) .
|
|
'", "'.strftime($time_format, $tmp1).'", "'.$rr['desc'] .
|
|
'", "'.strftime($date_format, $tmp2) .
|
|
'", "'.strftime($time_format, $tmp2) .
|
|
'", "'.$rr['location'].'"' . PHP_EOL;
|
|
}
|
|
echo $o;
|
|
killme();
|
|
|
|
case "ical":
|
|
header("Content-type: text/ics");
|
|
$o = 'BEGIN:VCALENDAR'. PHP_EOL
|
|
. 'VERSION:2.0' . PHP_EOL
|
|
. 'PRODID:-//friendica calendar export//0.1//EN' . PHP_EOL;
|
|
// TODO include timezone informations in cases were the time is not in UTC
|
|
// see http://tools.ietf.org/html/rfc2445#section-4.8.3
|
|
// . 'BEGIN:VTIMEZONE' . PHP_EOL
|
|
// . 'TZID:' . $tz . PHP_EOL
|
|
// . 'END:VTIMEZONE' . PHP_EOL;
|
|
// TODO instead of PHP_EOL CRLF should be used for long entries
|
|
// but test your solution against http://icalvalid.cloudapp.net/
|
|
// also long lines SHOULD be split at 75 characters length
|
|
foreach ($r as $rr) {
|
|
if ($rr['adjust'] == 1) {
|
|
$UTC = 'Z';
|
|
} else {
|
|
$UTC = '';
|
|
}
|
|
$o .= 'BEGIN:VEVENT' . PHP_EOL;
|
|
if ($rr[start]) {
|
|
$tmp = strtotime($rr['start']);
|
|
$dtformat = "%Y%m%dT%H%M%S".$UTC;
|
|
$o .= 'DTSTART:'.strftime($dtformat, $tmp).PHP_EOL;
|
|
}
|
|
if ($rr['finish']) {
|
|
$tmp = strtotime($rr['finish']);
|
|
$dtformat = "%Y%m%dT%H%M%S".$UTC;
|
|
$o .= 'DTEND:'.strftime($dtformat, $tmp).PHP_EOL;
|
|
}
|
|
if ($rr['summary'])
|
|
$tmp = $rr['summary'];
|
|
$tmp = str_replace(PHP_EOL, PHP_EOL.' ',$tmp);
|
|
$tmp = addcslashes($tmp, ',;');
|
|
$o .= 'SUMMARY:' . $tmp . PHP_EOL;
|
|
if ($rr['desc'])
|
|
$tmp = $rr['desc'];
|
|
$tmp = str_replace(PHP_EOL, PHP_EOL.' ',$tmp);
|
|
$tmp = addcslashes($tmp, ',;');
|
|
$o .= 'DESCRIPTION:' . $tmp . PHP_EOL;
|
|
if ($rr['location']) {
|
|
$tmp = $rr['location'];
|
|
$tmp = str_replace(PHP_EOL, PHP_EOL.' ',$tmp);
|
|
$tmp = addcslashes($tmp, ',;');
|
|
$o .= 'LOCATION:' . $tmp . PHP_EOL;
|
|
}
|
|
$o .= 'END:VEVENT' . PHP_EOL;
|
|
}
|
|
$o .= 'END:VCALENDAR' . PHP_EOL;
|
|
echo $o;
|
|
killme();
|
|
}
|
|
return $res;
|
|
}
|
|
|
|
function cal_addon_settings_post ( &$a, &$b )
|
|
{
|
|
if (! local_user())
|
|
return;
|
|
|
|
if (!x($_POST,'cal-submit'))
|
|
return;
|
|
|
|
set_pconfig(local_user(),'cal','enable',intval($_POST['cal-enable']));
|
|
}
|
|
function cal_addon_settings ( &$a, &$s )
|
|
{
|
|
if (! local_user())
|
|
return;
|
|
|
|
$enabled = get_pconfig(local_user(), 'cal', 'enable');
|
|
$checked = (($enabled) ? ' checked="checked" ' : '');
|
|
$url = $a->get_baseurl().'/cal/'.$a->user['nickname'].'/export/<em>format</em>';
|
|
|
|
$s .= '<span id="settings_cal_inflated" class="settings-block fakelink" style="display: block;" onclick="openClose(\'settings_cal_expanded\'); openClose(\'settings_cal_inflated\');">';
|
|
$s .= '<h3>'.t('Export Events').'</h3>';
|
|
$s .= '</span>';
|
|
$s .= '<div id="settings_cal_expanded" class="settings-block" style="display: none;">';
|
|
$s .= '<span class="fakelink" onclick="openClose(\'settings_cal_expanded\'); openClose(\'settings_cal_inflated\');">';
|
|
$s .= '<h3>'.t('Export Events').'</h3>';
|
|
$s .= '</span>';
|
|
|
|
$s .= '<div id="cal-wrapper">';
|
|
$s .= '<p>'.t('If this is enabled, your public events will be available at').' <strong>'.$url.'</strong></p>';
|
|
$s .= '<p>'.t('Currently supported formats are ical and csv.').'</p>';
|
|
$s .= '<label id="cal-enable-label" for="cal-checkbox">'. t('Enable calendar export') .'</label>';
|
|
$s .= '<input id="cal-checkbox" type="checkbox" name="cal-enable" value="1" ' . $checked . '/>';
|
|
$s .= '<div class="settings-submit-wrapper" ><input type="submit" name="cal-submit" class="settings-submit" value="' . t('Save Settings') . '" /></div>';
|
|
$s .= '<div class="clear"></div>';
|
|
$s .= '</div>';
|
|
$s .= '</div>';
|
|
}
|
|
|
|
?>
|