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<?php
function xchan_store_lowlevel($arr) {
$store = [
'xchan_hash' => ((array_key_exists('xchan_hash',$arr)) ? $arr['xchan_hash'] : ''),
'xchan_guid' => ((array_key_exists('xchan_guid',$arr)) ? $arr['xchan_guid'] : ''),
'xchan_guid_sig' => ((array_key_exists('xchan_guid_sig',$arr)) ? $arr['xchan_guid_sig'] : ''),
'xchan_pubkey' => ((array_key_exists('xchan_pubkey',$arr)) ? $arr['xchan_pubkey'] : ''),
'xchan_photo_mimetype' => ((array_key_exists('xchan_photo_mimetype',$arr)) ? $arr['xchan_photo_mimetype'] : ''),
'xchan_photo_l' => ((array_key_exists('xchan_photo_l',$arr)) ? $arr['xchan_photo_l'] : ''),
'xchan_photo_m' => ((array_key_exists('xchan_photo_m',$arr)) ? $arr['xchan_photo_m'] : ''),
'xchan_photo_s' => ((array_key_exists('xchan_photo_s',$arr)) ? $arr['xchan_photo_s'] : ''),
'xchan_addr' => ((array_key_exists('xchan_addr',$arr)) ? $arr['xchan_addr'] : ''),
'xchan_url' => ((array_key_exists('xchan_url',$arr)) ? $arr['xchan_url'] : ''),
'xchan_connurl' => ((array_key_exists('xchan_connurl',$arr)) ? $arr['xchan_connurl'] : ''),
'xchan_follow' => ((array_key_exists('xchan_follow',$arr)) ? $arr['xchan_follow'] : ''),
'xchan_connpage' => ((array_key_exists('xchan_connpage',$arr)) ? $arr['xchan_connpage'] : ''),
'xchan_name' => ((array_key_exists('xchan_name',$arr)) ? $arr['xchan_name'] : ''),
'xchan_network' => ((array_key_exists('xchan_network',$arr)) ? $arr['xchan_network'] : ''),
'xchan_instance_url' => ((array_key_exists('xchan_instance_url',$arr)) ? $arr['xchan_instance_url'] : ''),
'xchan_flags' => ((array_key_exists('xchan_flags',$arr)) ? intval($arr['xchan_flags']) : 0),
'xchan_photo_date' => ((array_key_exists('xchan_photo_date',$arr)) ? datetime_convert('UTC','UTC',$arr['xchan_photo_date']) : NULL_DATE),
'xchan_name_date' => ((array_key_exists('xchan_name_date',$arr)) ? datetime_convert('UTC','UTC',$arr['xchan_name_date']) : NULL_DATE),
'xchan_hidden' => ((array_key_exists('xchan_hidden',$arr)) ? intval($arr['xchan_hidden']) : 0),
'xchan_orphan' => ((array_key_exists('xchan_orphan',$arr)) ? intval($arr['xchan_orphan']) : 0),
'xchan_censored' => ((array_key_exists('xchan_censored',$arr)) ? intval($arr['xchan_censored']) : 0),
'xchan_selfcensored' => ((array_key_exists('xchan_selfcensored',$arr)) ? intval($arr['xchan_selfcensored']) : 0),
'xchan_system' => ((array_key_exists('xchan_system',$arr)) ? intval($arr['xchan_system']) : 0),
'xchan_pubforum' => ((array_key_exists('xchan_pubforum',$arr)) ? intval($arr['xchan_pubforum']) : 0),
'xchan_deleted' => ((array_key_exists('xchan_deleted',$arr)) ? intval($arr['xchan_deleted']) : 0)
];
return create_table_from_array('xchan',$store);
}
function xchan_store($arr) {
logger('xchan_store: ' . print_r($arr,true));
if(! $arr['hash'])
$arr['hash'] = $arr['guid'];
if(! $arr['hash'])
return false;
$r = q("select * from xchan where xchan_hash = '%s' limit 1",
dbesc($arr['hash'])
);
if($r)
return true;
if(! $arr['network'])
$arr['network'] = 'unknown';
if(! $arr['name'])
$arr['name'] = 'unknown';
if(! $arr['url'])
$arr['url'] = z_root();
if(! $arr['photo'])
$arr['photo'] = z_root() . '/' . get_default_profile_photo();
if($arr['network'] === 'zot') {
if((! $arr['key']) || (! rsa_verify($arr['guid'],base64url_decode($arr['guid_sig']),$arr['key']))) {
logger('Unable to verify signature for ' . $arr['hash']);
return false;
}
}
$x = [];
foreach($arr as $k => $v) {
if($k === 'key') {
$x['xchan_pubkey'] = $v;
continue;
}
if($k === 'photo') {
continue;
}
$x['xchan_' . $k] = $v;
}
$x['xchan_name_date'] = datetime_convert();
$r = xchan_store_lowlevel($x);
if(! $r)
return $r;
$photos = import_xchan_photo($arr['photo'],$arr['hash']);
$r = q("update xchan set xchan_photo_date = '%s', xchan_photo_l = '%s', xchan_photo_m = '%s', xchan_photo_s = '%s', xchan_photo_mimetype = '%s' where xchan_hash = '%s'",
dbesc(datetime_convert()),
dbesc($photos[0]),
dbesc($photos[1]),
dbesc($photos[2]),
dbesc($photos[3]),
dbesc($arr['hash'])
);
return $r;
}
function xchan_fetch($arr) {
$key = '';
if($arr['hash']) {
$key = 'xchan_hash';
$v = $arr['hash'];
}
elseif($arr['guid']) {
$key = 'xchan_guid';
$v = $arr['guid'];
}
elseif($arr['address']) {
$key = 'xchan_addr';
$v = $arr['address'];
}
if(! $key)
return false;
$r = q("select * from xchan where $key = '$v' limit 1");
if(! $r)
return false;
$ret = array();
foreach($r[0] as $k => $v) {
if($k === 'xchan_addr')
$ret['address'] = $v;
else
$ret[str_replace('xchan_','',$k)] = $v;
}
return $ret;
}
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