From cd040238114c91f4942e0847448a84830fac4f7c Mon Sep 17 00:00:00 2001
From: Guilhem Moulin <guilhem@fripost.org>
Date: Thu, 23 Jul 2015 21:15:01 +0200
Subject: Allow custom database path.

---
 imapsync | 34 +++++++++++++++++++++++++---------
 1 file changed, 25 insertions(+), 9 deletions(-)

(limited to 'imapsync')

diff --git a/imapsync b/imapsync
index a18e4cd..4ad95f3 100755
--- a/imapsync
+++ b/imapsync
@@ -47,10 +47,29 @@ usage(1) unless GetOptions(\%CONFIG, qw/debug help|h config=s quiet|q oneshot|1/
 usage(0) if $CONFIG{help};
 
 
-my $CONFFILE = delete $CONFIG{config} // 'imapsync';
-my $CACHEDIR = './imapsync.cache'; # XXX use a config option
-my $DBFILE = "$CACHEDIR/imap.guilhem.org.db";
-my $LOCKFILE = "$CACHEDIR/.imap.guilhem.org.lck";
+my $CONF = read_config( delete $CONFIG{config} // $NAME
+                      , [qw/_ local remote/]
+                      , database => qr/\A(\P{Control}+)\z/ );
+my ($DBFILE, $LOCKFILE);
+
+{
+    $DBFILE = $CONF->{_}->{database} if defined $CONF->{_};
+    $DBFILE //= $CONF->{remote}->{host}.'.db' if defined $CONF->{remote};
+    $DBFILE //= $CONF->{local}->{host}. '.db' if defined $CONF->{local};
+    die "Missing option database" unless defined $DBFILE;
+
+    unless ($DBFILE =~ /\A\//) {
+        my $dir = ($ENV{XDG_DATA_HOME} // "$ENV{HOME}/.local/share") .'/'. $NAME;
+        $dir =~ /\A(\/\p{Print}+)\z/ or die "Insecure $dir";
+        $dir = $1;
+        $DBFILE = $dir .'/'. $DBFILE;
+        unless (-d $dir) {
+            mkdir $dir, 0700 or die "Cannot mkdir $dir: $!\n";
+        }
+    }
+
+    $LOCKFILE = $DBFILE =~ s/([^\/]+)\z/.$1.lck/r;
+}
 my ($DBH, $IMAP);
 
 
@@ -67,10 +86,7 @@ $SIG{$_} = sub { clean(); die "$!\n"; } foreach qw/INT TERM/;
 #############################################################################
 # Lock the database
 {
-    if (!-d $CACHEDIR) {
-        mkdir $CACHEDIR, 0700 or die "Cannot mkdir $CACHEDIR: $!\n";
-    }
-    elsif (-f $LOCKFILE) {
+    if (-f $LOCKFILE) {
         open my $lock, '<', $LOCKFILE or die "Cannot open $LOCKFILE: $!\n";
         my $pid = <$lock>;
         close $lock;
@@ -164,7 +180,7 @@ sub msg($@) {
 # Connect to the local and remote IMAP servers
 
 foreach my $name (qw/local remote/) {
-    my %config = Net::IMAP::Sync::read_config($CONFFILE, $name);
+    my %config = %{$CONF->{$name}};
     $config{$_} = $CONFIG{$_} foreach keys %CONFIG;
     $config{enable} = 'QRESYNC';
     $config{name} = $name;
-- 
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