From b59e3b1416c54a2ce8be7f4aaa9c04ff52ff65a9 Mon Sep 17 00:00:00 2001
From: Guilhem Moulin <guilhem@fripost.org>
Date: Wed, 15 May 2019 17:08:07 +0200
Subject: interimap: Factor out error throwing.

Also, write which --target to use in --delete command suggestions.
---
 interimap | 31 ++++++++++++++-----------------
 1 file changed, 14 insertions(+), 17 deletions(-)

(limited to 'interimap')

diff --git a/interimap b/interimap
index bb7013d..fa65241 100755
--- a/interimap
+++ b/interimap
@@ -216,6 +216,11 @@ sub logger($@) {
     $prefix .= "$name: " if defined $name;
     $LOGGER_FD->say($prefix, @_);
 }
+sub fail($@) {
+    my $name = shift;
+    msg($name, "ERROR: ", @_);
+    exit 1;
+}
 logger(undef, ">>> $NAME $VERSION");
 
 
@@ -355,19 +360,15 @@ elsif (defined $COMMAND and $COMMAND eq 'rename') {
     # tagged NO response
     foreach my $name (qw/local remote/) {
         next if defined $CONFIG{target} and !grep {$_ eq $name} @{$CONFIG{target}};
-        if (mbx_exists($name, $to)) {
-            msg($name, "ERROR: Mailbox $to exists.  Run `$NAME --delete $to` to delete.");
-            exit 1;
-        }
+        fail($name, "Mailbox $to exists.  Run `$NAME --target=$name --delete $to` to delete.")
+            if mbx_exists($name, $to);
     }
 
     # ensure the target name doesn't already exist in the database
     $STH_GET_INDEX->execute($to);
-    if (defined $STH_GET_INDEX->fetch() and
-        (!defined $CONFIG{target} or grep {$_ eq 'database'} @{$CONFIG{target}})) {
-        msg('database', "ERROR: Mailbox $to exists.  Run `$NAME --delete $to` to delete.");
-        exit 1;
-    }
+    fail("database", "Mailbox $to exists.  Run `$NAME --target=database --delete $to` to delete.")
+        if defined $STH_GET_INDEX->fetch()
+            and (!defined $CONFIG{target} or grep {$_ eq 'database'} @{$CONFIG{target}});
 
 
     # rename $from to $to on servers where $from exists.  again there is
@@ -467,10 +468,8 @@ sub sync_mailbox_list() {
         }
         elsif ($lExists and !$rExists) {
             # $mailbox is on 'local' only
-            if (defined $idx) {
-                msg('database', "ERROR: Mailbox $mailbox exists.  Run `$NAME --delete $mailbox` to delete.");
-                exit 1;
-            }
+            fail("database", "Mailbox $mailbox exists.  Run `$NAME --target=database --delete $mailbox` to delete.")
+                if defined $idx;
             my $subscribed = mbx_subscribed('local', $mailbox);
             $STH_INSERT_MAILBOX->execute($mailbox, $subscribed);
             $IMAP->{remote}->{client}->create($mailbox, 1);
@@ -479,10 +478,8 @@ sub sync_mailbox_list() {
         }
         elsif (!$lExists and $rExists) {
             # $mailbox is on 'remote' only
-            if (defined $idx) {
-                msg('database', "ERROR: Mailbox $mailbox exists.  Run `$NAME --delete $mailbox` to delete.");
-                exit 1;
-            }
+            fail("database", "Mailbox $mailbox exists.  Run `$NAME --target=database --delete $mailbox` to delete.")
+                if defined $idx;
             my $subscribed = mbx_subscribed('remote', $mailbox);
             $STH_INSERT_MAILBOX->execute($mailbox, $subscribed);
             $IMAP->{local}->{client}->create($mailbox, 1);
-- 
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