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<?php
namespace Zotlabs\Update;
class _1260 {
public function run() {
$has_sodium = function_exists('sodium_crypto_sign_keypair');
$has_bcmath = function_exists('bcadd');
$has_gmp = function_exists('gmp_add');
if (!$has_sodium) {
return UPDATE_FAILED;
}
if (!($has_gmp || $has_bcmath)) {
return UPDATE_FAILED;
}
dbq("START TRANSACTION");
$r1 = dbq("ALTER TABLE channel ADD channel_epubkey text NOT NULL");
$r2 = dbq("ALTER TABLE channel ADD channel_eprvkey text NOT NULL");
$channels = dbq("select channel_id from channel where true");
if ($channels) {
foreach ($channels as $channel) {
$keys = sodium_crypto_sign_keypair();
$pubkey = sodium_bin2base64(sodium_crypto_sign_publickey($keys), SODIUM_BASE64_VARIANT_ORIGINAL_NO_PADDING);
$prvkey = sodium_bin2base64(sodium_crypto_sign_secretkey($keys), SODIUM_BASE64_VARIANT_ORIGINAL_NO_PADDING);
q("update channel set channel_epubkey = '%s', channel_eprvkey = '%s' where channel_id = %d",
dbesc($pubkey),
dbesc($prvkey),
intval($channel['channel_id'])
);
}
}
if ($r1 && $r2) {
dbq("COMMIT");
return UPDATE_SUCCESS;
}
dbq("ROLLBACK");
return UPDATE_FAILED;
}
public function verify() {
$columns = db_columns('channel');
return in_array('channel_epubkey', $columns) && in_array('channel_eprvkey', $columns);
}
}
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