<p>Aliases are email forwarders. An alias can forward email to a <ahref="javascript:show_panel('users')">mail user</a> or to any email address.</p>
<p>An alias can forward email to a <ahref="javascript:show_panel('users')">mail user</a> or to any email address. You can separately grant permission to one or more users to send as an alias.</p>
echo"CREATE TABLE users (id INTEGER PRIMARY KEY AUTOINCREMENT, email TEXT NOT NULL UNIQUE, password TEXT NOT NULL, extra, privileges TEXT NOT NULL DEFAULT '');" | sqlite3 $db_path;
echo"CREATE TABLE users (id INTEGER PRIMARY KEY AUTOINCREMENT, email TEXT NOT NULL UNIQUE, password TEXT NOT NULL, extra, privileges TEXT NOT NULL DEFAULT '');" | sqlite3 $db_path;
echo"CREATE TABLE aliases (id INTEGER PRIMARY KEY AUTOINCREMENT, source TEXT NOT NULL UNIQUE, destination TEXT NOT NULL, applies_inbound INTEGER NOT NULL DEFAULT 1, applies_outbound INTEGER NOT NULL DEFAULT 1);" | sqlite3 $db_path;
echo"CREATE TABLE aliases (id INTEGER PRIMARY KEY AUTOINCREMENT, address TEXT NOT NULL UNIQUE, receivers TEXT NOT NULL, senders TEXT NOT NULL);" | sqlite3 $db_path;
# Matches from the users table take priority over (direct) aliases.
# Matches from the users table take priority over (direct) aliases.
cat> /etc/postfix/sender-login-maps.cf <<EOF;
cat> /etc/postfix/sender-login-maps.cf <<EOF;
dbpath=$db_path
dbpath=$db_path
query = SELECT destination from (SELECT destination, 0 as priority FROM aliases WHERE source='%s' AND applies_outbound=1 UNION SELECT email as destination, 1 as priority FROM users WHERE email='%s') ORDER BY priority LIMIT 1;
query = SELECT senders from (SELECT senders, 0 as priority FROM aliases WHERE address='%s' UNION SELECT email as senders, 1 as priority FROM users WHERE email='%s') ORDER BY priority LIMIT 1;
query = SELECT 1 FROM users WHERE email LIKE '%%@%s' UNION SELECT 1 FROM aliases WHERE source LIKE '%%@%s' AND applies_inbound=1
query = SELECT 1 FROM users WHERE email LIKE '%%@%s' UNION SELECT 1 FROM aliases WHERE address LIKE '%%@%s'
EOF
EOF
# SQL statement to check if we handle mail for a user.
# SQL statement to check if we handle mail for a user.
...
@@ -129,7 +129,7 @@ EOF
...
@@ -129,7 +129,7 @@ EOF
# postfix's preference for aliases for whole email addresses.
# postfix's preference for aliases for whole email addresses.
cat> /etc/postfix/virtual-alias-maps.cf <<EOF;
cat> /etc/postfix/virtual-alias-maps.cf <<EOF;
dbpath=$db_path
dbpath=$db_path
query = SELECT destination from (SELECT destination, 0 as priority FROM aliases WHERE source='%s' AND applies_inbound=1 UNION SELECT email as destination, 1 as priority FROM users WHERE email='%s') ORDER BY priority LIMIT 1;
query = SELECT receivers from (SELECT receivers, 0 as priority FROM aliases WHERE address='%s' UNION SELECT email as receivers, 1 as priority FROM users WHERE email='%s') ORDER BY priority LIMIT 1;
shell("check_call",["sqlite3",db,"ALTER TABLE aliases RENAME TO aliases_8"])
# Create the new aliases table, initially empty.
shell("check_call",["sqlite3",db,"CREATE TABLE aliases (id INTEGER PRIMARY KEY AUTOINCREMENT, address TEXT NOT NULL UNIQUE, receivers TEXT NOT NULL, senders TEXT NOT NULL)"])
