1 files changed, 58 insertions, 0 deletions
diff --git a/Zotlabs/Update/_1260.php b/Zotlabs/Update/_1260.php
new file mode 100644
index 000000000..7f91418f6
--- /dev/null
+++ b/Zotlabs/Update/_1260.php
@@ -0,0 +1,58 @@
+<?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");
+
+		if(ACTIVE_DBTYPE == DBTYPE_POSTGRES) {
+			$r1 = dbq("ALTER TABLE channel ADD channel_epubkey text NOT NULL DEFAULT ''");
+			$r2 = dbq("ALTER TABLE channel ADD channel_eprvkey text NOT NULL DEFAULT ''");
+		}
+		else {
+			$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);
+	}
+}
+