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Streams/streams
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streams/include/connections.php

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<?php /** @file */
function abook_store_lowlevel($arr) {
$store = [
'abook_account' => ((array_key_exists('abook_account',$arr)) ? $arr['abook_account'] : 0),
'abook_channel' => ((array_key_exists('abook_channel',$arr)) ? $arr['abook_channel'] : 0),
'abook_xchan' => ((array_key_exists('abook_xchan',$arr)) ? $arr['abook_xchan'] : ''),
'abook_my_perms' => ((array_key_exists('abook_my_perms',$arr)) ? $arr['abook_my_perms'] : 0),
'abook_their_perms' => ((array_key_exists('abook_their_perms',$arr)) ? $arr['abook_their_perms'] : 0),
'abook_closeness' => ((array_key_exists('abook_closeness',$arr)) ? $arr['abook_closeness'] : 99),
'abook_created' => ((array_key_exists('abook_created',$arr)) ? $arr['abook_created'] : NULL_DATE),
'abook_updated' => ((array_key_exists('abook_updated',$arr)) ? $arr['abook_updated'] : NULL_DATE),
'abook_connected' => ((array_key_exists('abook_connected',$arr)) ? $arr['abook_connected'] : NULL_DATE),
'abook_dob' => ((array_key_exists('abook_dob',$arr)) ? $arr['abook_dob'] : NULL_DATE),
'abook_flags' => ((array_key_exists('abook_flags',$arr)) ? $arr['abook_flags'] : 0),
'abook_blocked' => ((array_key_exists('abook_blocked',$arr)) ? $arr['abook_blocked'] : 0),
'abook_ignored' => ((array_key_exists('abook_ignored',$arr)) ? $arr['abook_ignored'] : 0),
'abook_hidden' => ((array_key_exists('abook_hidden',$arr)) ? $arr['abook_hidden'] : 0),
'abook_archived' => ((array_key_exists('abook_archived',$arr)) ? $arr['abook_archived'] : 0),
'abook_pending' => ((array_key_exists('abook_pending',$arr)) ? $arr['abook_pending'] : 0),
'abook_unconnected' => ((array_key_exists('abook_unconnected',$arr)) ? $arr['abook_unconnected'] : 0),
'abook_self' => ((array_key_exists('abook_self',$arr)) ? $arr['abook_self'] : 0),
'abook_feed' => ((array_key_exists('abook_feed',$arr)) ? $arr['abook_feed'] : 0),
'abook_not_here' => ((array_key_exists('abook_not_here',$arr)) ? $arr['abook_not_here'] : 0),
'abook_profile' => ((array_key_exists('abook_profile',$arr)) ? $arr['abook_profile'] : ''),
'abook_incl' => ((array_key_exists('abook_incl',$arr)) ? $arr['abook_incl'] : ''),
'abook_excl' => ((array_key_exists('abook_excl',$arr)) ? $arr['abook_excl'] : ''),
'abook_instance' => ((array_key_exists('abook_instance',$arr)) ? $arr['abook_instance'] : '')
];
return create_table_from_array('abook',$store);
}
function rconnect_url($channel_id,$xchan) {
if(! $xchan)
return '';
$r = q("select abook_id from abook where abook_channel = %d and abook_xchan = '%s' limit 1",
intval($channel_id),
dbesc($xchan)
);
if($r)
return '';
$r = q("select * from xchan where xchan_hash = '%s' limit 1",
dbesc($xchan)
);
if(($r) && ($r[0]['xchan_follow']))
return $r[0]['xchan_follow'];
$r = q("select hubloc_url from hubloc where hubloc_hash = '%s' and hubloc_primary = 1 limit 1",
dbesc($xchan)
);
if($r)
return $r[0]['hubloc_url'] . '/follow?f=&url=%s';
return '';
}
function abook_connections($channel_id, $sql_conditions = '') {
$r = q("select * from abook left join xchan on abook_xchan = xchan_hash where abook_channel = %d
and abook_self = 0 $sql_conditions",
intval($channel_id)
);
return(($r) ? $r : array());
}
function abook_self($channel_id) {
$r = q("select * from abook left join xchan on abook_xchan = xchan_hash where abook_channel = %d
and abook_self = 1 limit 1",
intval($channel_id)
);
return(($r) ? $r[0] : array());
}
function vcard_from_xchan($xchan, $observer = null, $mode = '') {
if(! $xchan) {
if(App::$poi) {
$xchan = App::$poi;
}
elseif(is_array(App::$profile) && App::$profile['channel_hash']) {
$r = q("select * from xchan where xchan_hash = '%s' limit 1",
dbesc(App::$profile['channel_hash'])
);
if($r)
$xchan = $r[0];
}
}
if(! $xchan)
return;
// FIXME - show connect button to observer if appropriate
$connect = false;
if(local_channel()) {
$r = q("select * from abook where abook_xchan = '%s' and abook_channel = %d limit 1",
dbesc($xchan['xchan_hash']),
intval(local_channel())
);
if(! $r)
$connect = t('Connect');
}
if(array_key_exists('channel_id',$xchan))
App::$profile_uid = $xchan['channel_id'];
$url = (($observer)
? z_root() . '/magic?f=&dest=' . $xchan['xchan_url'] . '&addr=' . $xchan['xchan_addr']
: $xchan['xchan_url']
);
return replace_macros(get_markup_template('xchan_vcard.tpl'),array(
'$name' => $xchan['xchan_name'],
'$photo' => ((is_array(App::$profile) && array_key_exists('photo',App::$profile)) ? App::$profile['photo'] : $xchan['xchan_photo_l']),
'$follow' => $xchan['xchan_addr'],
'$link' => zid($xchan['xchan_url']),
'$connect' => $connect,
'$newwin' => (($mode === 'chanview') ? t('New window') : ''),
'$newtit' => t('Open the selected location in a different window or browser tab'),
'$url' => $url,
));
}
function abook_toggle_flag($abook,$flag) {
$field = '';
switch($flag) {
case ABOOK_FLAG_BLOCKED:
$field = 'abook_blocked';
break;
case ABOOK_FLAG_IGNORED:
$field = 'abook_ignored';
break;
case ABOOK_FLAG_HIDDEN:
$field = 'abook_hidden';
break;
case ABOOK_FLAG_ARCHIVED:
$field = 'abook_archived';
break;
case ABOOK_FLAG_PENDING:
$field = 'abook_pending';
break;
case ABOOK_FLAG_UNCONNECTED:
$field = 'abook_unconnected';
break;
case ABOOK_FLAG_SELF:
$field = 'abook_self';
break;
case ABOOK_FLAG_FEED:
$field = 'abook_feed';
break;
default:
break;
}
if(! $field)
return;
$r = q("UPDATE abook set $field = (1 - $field) where abook_id = %d and abook_channel = %d",
intval($abook['abook_id']),
intval($abook['abook_channel'])
);
// if unsetting the archive bit, update the timestamps so we'll try to connect for an additional 30 days.
if(($flag === ABOOK_FLAG_ARCHIVED) && (intval($abook['abook_archived']))) {
$r = q("update abook set abook_connected = '%s', abook_updated = '%s'
where abook_id = %d and abook_channel = %d",
dbesc(datetime_convert()),
dbesc(datetime_convert()),
intval($abook['abook_id']),
intval($abook['abook_channel'])
);
}
return $r;
}
/**
* mark any hubs "offline" that haven't been heard from in more than 30 days
* Allow them to redeem themselves if they come back later.
* Then go through all those that are newly marked and see if any other hubs
* are attached to the controlling xchan that are still alive.
* If not, they're dead (although they could come back some day).
*/
function mark_orphan_hubsxchans() {
$dirmode = intval(get_config('system','directory_mode'));
if($dirmode == DIRECTORY_MODE_NORMAL)
return;
$r = q("update hubloc set hubloc_error = 1 where hubloc_error = 0
and hubloc_network = 'zot' and hubloc_connected < %s - interval %s",
db_utcnow(), db_quoteinterval('36 day')
);
// $realm = get_directory_realm();
// if($realm == DIRECTORY_REALM) {
// $r = q("select * from site where site_access != 0 and site_register !=0 and ( site_realm = '%s' or site_realm = '') order by rand()",
// dbesc($realm)
// );
// }
// else {
// $r = q("select * from site where site_access != 0 and site_register !=0 and site_realm = '%s' order by rand()",
// dbesc($realm)
// );
// }
$r = q("select hubloc_id, hubloc_hash from hubloc where hubloc_error = 0 and hubloc_orphancheck = 0");
if($r) {
foreach($r as $rr) {
// see if any other hublocs are still alive for this channel
$x = q("select * from hubloc where hubloc_hash = '%s' and hubloc_error = 0",
dbesc($rr['hubloc_hash'])
);
if($x) {
// yes - if the xchan was marked as an orphan, undo it
$y = q("update xchan set xchan_orphan = 0 where xchan_orphan = 1 and xchan_hash = '%s'",
dbesc($rr['hubloc_hash'])
);
}
else {
// nope - mark the xchan as an orphan
$y = q("update xchan set xchan_orphan = 1 where xchan_hash = '%s'",
dbesc($rr['hubloc_hash'])
);
}
// mark that we've checked this entry so we don't need to do it again
$y = q("update hubloc set hubloc_orphancheck = 1 where hubloc_id = %d",
dbesc($rr['hubloc_id'])
);
}
}
}
function remove_all_xchan_resources($xchan, $channel_id = 0) {
if(intval($channel_id)) {
}
else {
$dirmode = intval(get_config('system','directory_mode'));
$r = q("delete from photo where xchan = '%s'",
dbesc($xchan)
);
$r = q("select resource_id, resource_type, uid, id from item where ( author_xchan = '%s' or owner_xchan = '%s' ) ",
dbesc($xchan),
dbesc($xchan)
);
if($r) {
foreach($r as $rr) {
drop_item($rr,false);
}
}
$r = q("delete from event where event_xchan = '%s'",
dbesc($xchan)
);
$r = q("delete from group_member where xchan = '%s'",
dbesc($xchan)
);
$r = q("delete from mail where ( from_xchan = '%s' or to_xchan = '%s' )",
dbesc($xchan),
dbesc($xchan)
);
$r = q("delete from xlink where ( xlink_xchan = '%s' or xlink_link = '%s' )",
dbesc($xchan),
dbesc($xchan)
);
$r = q("delete from abook where abook_xchan = '%s'",
dbesc($xchan)
);
if($dirmode === false || $dirmode == DIRECTORY_MODE_NORMAL) {
$r = q("delete from xchan where xchan_hash = '%s'",
dbesc($xchan)
);
$r = q("delete from hubloc where hubloc_hash = '%s'",
dbesc($xchan)
);
}
else {
// directory servers need to keep the record around for sync purposes - mark it deleted
$r = q("update hubloc set hubloc_deleted = 1 where hubloc_hash = '%s'",
dbesc($xchan)
);
$r = q("update xchan set xchan_deleted = 1 where xchan_hash = '%s'",
dbesc($xchan)
);
}
}
}
function contact_remove($channel_id, $abook_id) {
if((! $channel_id) || (! $abook_id))
return false;
logger('removing contact ' . $abook_id . ' for channel ' . $channel_id,LOGGER_DEBUG);
$x = [ 'channel_id' => $channel_id, 'abook_id' => $abook_id ];
call_hooks('connection_remove',$x);
$archive = get_pconfig($channel_id, 'system','archive_removed_contacts');
if($archive) {
q("update abook set abook_archived = 1 where abook_id = %d and abook_channel = %d",
intval($abook_id),
intval($channel_id)
);
return true;
}
$r = q("select * from abook where abook_id = %d and abook_channel = %d limit 1",
intval($abook_id),
intval($channel_id)
);
if(! $r)
return false;
$abook = $r[0];
if(intval($abook['abook_self']))
return false;
$r = q("select * from item where author_xchan = '%s' and uid = %d",
dbesc($abook['abook_xchan']),
intval($channel_id)
);
if($r) {
foreach($r as $rr) {
drop_item($rr['id'],false);
}
}
q("delete from abook where abook_id = %d and abook_channel = %d",
intval($abook['abook_id']),
intval($channel_id)
);
$r = q("delete from event where event_xchan = '%s' and uid = %d",
dbesc($abook['abook_xchan']),
intval($channel_id)
);
$r = q("delete from group_member where xchan = '%s' and uid = %d",
dbesc($abook['abook_xchan']),
intval($channel_id)
);
$r = q("delete from mail where ( from_xchan = '%s' or to_xchan = '%s' ) and channel_id = %d ",
dbesc($abook['abook_xchan']),
dbesc($abook['abook_xchan']),
intval($channel_id)
);
$r = q("delete from abconfig where chan = %d and xchan = '%s'",
intval($channel_id),
dbesc($abook['abook_xchan'])
);
return true;
}
function random_profile() {
$randfunc = db_getfunc('rand');
$checkrandom = get_config('randprofile','check'); // False by default
$retryrandom = intval(get_config('randprofile','retry'));
if($retryrandom == 0) $retryrandom = 5;
for($i = 0; $i < $retryrandom; $i++) {
$r = q("select xchan_url, xchan_hash from xchan left join hubloc on hubloc_hash = xchan_hash where xchan_hidden = 0 and xchan_system = 0 and hubloc_connected > %s - interval %s order by $randfunc limit 1",
db_utcnow(),
db_quoteinterval('30 day')
);
if(!$r) return ''; // Couldn't get a random channel
if($checkrandom) {
$x = z_fetch_url($r[0]['xchan_url']);
if($x['success'])
return $r[0]['xchan_hash'];
else
logger('Random channel turned out to be bad.');
}
else {
return $r[0]['xchan_hash'];
}
}
return '';
}
function update_vcard($arr,$vcard = null) {
// logger('update_vcard: ' . print_r($arr,true));
$fn = $arr['fn'];
// This isn't strictly correct and could be a cause for concern.
// 'N' => array_reverse(explode(' ', $fn))
// What we really want is
// 'N' => Adams;John;Quincy;Reverend,Dr.;III
// which is a very difficult parsing problem especially if you allow
// the surname to contain spaces. The only way to be sure to get it
// right is to provide a form to input all the various fields and not
// try to extract it from the FN.
if(! $vcard) {
$vcard = new \Sabre\VObject\Component\VCard([
'FN' => $fn,
'N' => array_reverse(explode(' ', $fn))
]);
}
else {
$vcard->FN = $fn;
$vcard->N = array_reverse(explode(' ', $fn));
}
$org = $arr['org'];
if($org) {
$vcard->ORG = $org;
}
$title = $arr['title'];
if($title) {
$vcard->TITLE = $title;
}
$tel = $arr['tel'];
$tel_type = $arr['tel_type'];
if($tel) {
$i = 0;
foreach($tel as $item) {
if($item) {
$vcard->add('TEL', $item, ['type' => $tel_type[$i]]);
}
$i++;
}
}
$email = $arr['email'];
$email_type = $arr['email_type'];
if($email) {
$i = 0;
foreach($email as $item) {
if($item) {
$vcard->add('EMAIL', $item, ['type' => $email_type[$i]]);
}
$i++;
}
}
$impp = $arr['impp'];
$impp_type = $arr['impp_type'];
if($impp) {
$i = 0;
foreach($impp as $item) {
if($item) {
$vcard->add('IMPP', $item, ['type' => $impp_type[$i]]);
}
$i++;
}
}
$url = $arr['url'];
$url_type = $arr['url_type'];
if($url) {
$i = 0;
foreach($url as $item) {
if($item) {
$vcard->add('URL', $item, ['type' => $url_type[$i]]);
}
$i++;
}
}
$adr = $arr['adr'];
$adr_type = $arr['adr_type'];
if($adr) {
$i = 0;
foreach($adr as $item) {
if($item) {
$vcard->add('ADR', $item, ['type' => $adr_type[$i]]);
}
$i++;
}
}
$note = $arr['note'];
if($note) {
$vcard->NOTE = $note;
}
return $vcard->serialize();
}
function get_vcard_array($vc,$id) {
$photo = '';
if($vc->PHOTO) {
$photo_value = strtolower($vc->PHOTO->getValueType()); // binary or uri
if($photo_value === 'binary') {
$photo_type = strtolower($vc->PHOTO['TYPE']); // mime jpeg, png or gif
$photo = 'data:image/' . $photo_type . ';base64,' . base64_encode((string)$vc->PHOTO);
}
else {
$url = parse_url((string)$vc->PHOTO);
$photo = 'data:' . $url['path'];
}
}
$fn = '';
if($vc->FN) {
$fn = (string) escape_tags($vc->FN);
}
$org = '';
if($vc->ORG) {
$org = (string) escape_tags($vc->ORG);
}
$title = '';
if($vc->TITLE) {
$title = (string) escape_tags($vc->TITLE);
}
$tels = [];
if($vc->TEL) {
foreach($vc->TEL as $tel) {
$type = (($tel['TYPE']) ? vcard_translate_type((string)$tel['TYPE']) : '');
$tels[] = [
'type' => $type,
'nr' => (string) escape_tags($tel)
];
}
}
$emails = [];
if($vc->EMAIL) {
foreach($vc->EMAIL as $email) {
$type = (($email['TYPE']) ? vcard_translate_type((string)$email['TYPE']) : '');
$emails[] = [
'type' => $type,
'address' => (string) escape_tags($email)
];
}
}
$impps = [];
if($vc->IMPP) {
foreach($vc->IMPP as $impp) {
$type = (($impp['TYPE']) ? vcard_translate_type((string)$impp['TYPE']) : '');
$impps[] = [
'type' => $type,
'address' => (string) escape_tags($impp)
];
}
}
$urls = [];
if($vc->URL) {
foreach($vc->URL as $url) {
$type = (($url['TYPE']) ? vcard_translate_type((string)$url['TYPE']) : '');
$urls[] = [
'type' => $type,
'address' => (string) escape_tags($url)
];
}
}
$adrs = [];
if($vc->ADR) {
foreach($vc->ADR as $adr) {
$type = (($adr['TYPE']) ? vcard_translate_type((string)$adr['TYPE']) : '');
$adrs[] = [
'type' => $type,
'address' => $adr->getParts()
];
$last_entry = end($adrs);
if($adrs[$last_entry]['address'])
array_walk($adrs[$last_entry]['address'],'array_escape_tags');
}
}
$note = '';
if($vc->NOTE) {
$note = (string) escape_tags($vc->NOTE);
}
$card = [
'id' => $id,
'photo' => $photo,
'fn' => $fn,
'org' => $org,
'title' => $title,
'tels' => $tels,
'emails' => $emails,
'impps' => $impps,
'urls' => $urls,
'adrs' => $adrs,
'note' => $note
];
return $card;
}
function vcard_translate_type($type) {
if(!$type)
return;
$type = strtoupper($type);
$map = [
'CELL' => t('Mobile'),
'HOME' => t('Home'),
'HOME,VOICE' => t('Home, Voice'),
'HOME,FAX' => t('Home, Fax'),
'WORK' => t('Work'),
'WORK,VOICE' => t('Work, Voice'),
'WORK,FAX' => t('Work, Fax'),
'OTHER' => t('Other')
];
if (array_key_exists($type, $map)) {
return [$type, $map[$type]];
}
else {
return [$type, t('Other') . ' (' . $type . ')'];
}
}
function vcard_query(&$r) {
$arr = [];
if($r && is_array($r) && count($r)) {
$uid = $r[0]['abook_channel'];
foreach($r as $rv) {
if($rv['abook_xchan'] && (! in_array("'" . dbesc($rv['abook_xchan']) . "'",$arr)))
$arr[] = "'" . dbesc($rv['abook_xchan']) . "'";
}
}
if($arr) {
$a = q("select * from abconfig where chan = %d and xchan in (" . protect_sprintf(implode(',', $arr)) . ") and cat = 'system' and k = 'vcard'",
intval($uid)
);
if($a) {
foreach($a as $av) {
for($x = 0; $x < count($r); $x ++) {
if($r[$x]['abook_xchan'] == $av['xchan']) {
$vctmp = \Sabre\VObject\Reader::read($av['v']);
$r[$x]['vcard'] = (($vctmp) ? get_vcard_array($vctmp,$r[$x]['abook_id']) : [] );
}
}
}
}
}
}
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