From 39818deb8a40e498e3e173ef7ad5f787a13abdbc Mon Sep 17 00:00:00 2001
From: Daniel Berteaud <daniel@firewall-services.com>
Date: Thu, 8 Jun 2017 14:49:48 +0200
Subject: [PATCH] Add support for public mailboxes Patch from John H. Bennett
 III <bennettj@thebennetthome.com>

---
 createlinks                                        |  4 +++
 root/etc/e-smith/events/actions/dovecot-acl        |  8 ++++++
 .../home/e-smith/files/public/dovecot-acl          |  1 +
 .../templates/etc/dovecot/dovecot.conf/65pluginAcl | 30 +++++++++++++++++++---
 .../home/e-smith/files/public/dovecot-acl/10All    | 12 +++++++++
 5 files changed, 51 insertions(+), 4 deletions(-)
 create mode 100644 root/etc/e-smith/templates.metadata/home/e-smith/files/public/dovecot-acl
 create mode 100644 root/etc/e-smith/templates/home/e-smith/files/public/dovecot-acl/10All

diff --git a/createlinks b/createlinks
index 77e3c14..2195d62 100644
--- a/createlinks
+++ b/createlinks
@@ -4,6 +4,10 @@ use esmith::Build::CreateLinks qw(:all);
 
 event_link("dovecot-acl", "email-update", "85");
 event_link("dovecot-acl", "user-create", "85");
+event_link("dovecot-acl", "post-upgrade", "85");
+
 event_link("dovecot-compile-sieve", "email-update", "86");
 
 safe_touch("root/etc/dovecot/sharedmailbox/dict.db");
+
+templates2events("/home/e-smith/files/public/dovecot-acl", "email-update");
diff --git a/root/etc/e-smith/events/actions/dovecot-acl b/root/etc/e-smith/events/actions/dovecot-acl
index fea20ca..ca83b13 100644
--- a/root/etc/e-smith/events/actions/dovecot-acl
+++ b/root/etc/e-smith/events/actions/dovecot-acl
@@ -14,6 +14,14 @@ die "couldn't find dovecot service\n" unless ($dovecot);
 
 my $event = $ARGV[0];
 
+# If PublicMailbox is enabled
+if (($dovecot->prop('PublicMailbox') || 'disabled') eq 'enabled'){
+    system('/bin/mkdir' ,'-p', "/home/e-smith/files/public") unless (-d '/home/e-smith/files/public');
+    system('/bin/chmod', "770", "/home/e-smith/files/public");
+    system('/bin/chmod', 'g+s', "/home/e-smith/files/public");
+    system('/bin/chown', 'root.sharedmailbox', "/home/e-smith/files/public");
+}
+
 # SharedMailboxes disabled ?
 if (($dovecot->prop('SharedMailbox') || 'disabled') eq 'disabled'){
     if (($dovecot->prop('SharedMailboxAcl') || 'yes') ne 'no'){
diff --git a/root/etc/e-smith/templates.metadata/home/e-smith/files/public/dovecot-acl b/root/etc/e-smith/templates.metadata/home/e-smith/files/public/dovecot-acl
new file mode 100644
index 0000000..501c14f
--- /dev/null
+++ b/root/etc/e-smith/templates.metadata/home/e-smith/files/public/dovecot-acl
@@ -0,0 +1 @@
+GID="sharedmailbox"
diff --git a/root/etc/e-smith/templates/etc/dovecot/dovecot.conf/65pluginAcl b/root/etc/e-smith/templates/etc/dovecot/dovecot.conf/65pluginAcl
index 947b4b8..463a3fd 100644
--- a/root/etc/e-smith/templates/etc/dovecot/dovecot.conf/65pluginAcl
+++ b/root/etc/e-smith/templates/etc/dovecot/dovecot.conf/65pluginAcl
@@ -1,10 +1,11 @@
 {
-return "" if (($dovecot{'SharedMailbox'} || 'disabled') eq 'disabled');
+return "# Mailbox sharing is not enabled"
+  if (($dovecot{'SharedMailbox'} || 'disabled') eq 'disabled') && (($dovecot{'PublicMailbox'} || 'disabled') eq 'disabled');
 
 push @plugins, 'acl';
 push @imap_plugins, 'imap_acl';
 
-my $string =<<'HERE';
+my $common =<<'_EOF';
 
 mail_access_groups = sharedmailbox
 
@@ -39,7 +40,13 @@ namespace {
   prefix =
   inbox = yes
 }
+_EOF
 
+{
+my $shared_mb = "\n# SharedMailbox is disabled\n";
+my $public_mb = "\n# PublicMailbox is disabled\n";
+if (($dovecot{'SharedMailbox'} || 'disabled') eq 'enabled'){
+ $shared_mb =<<'_EOF';
 namespace {
   type = shared
   separator = /
@@ -48,7 +55,22 @@ namespace {
   subscriptions = no
   list = children
 }
+_EOF
+}
+if (($dovecot{'PublicMailbox'} || 'disabled') eq 'enabled'){
+  $public_mb =<<'_EOF';
+namespace {
+  type = public
+  separator = /
+  prefix = public/
+  location = maildir:/home/e-smith/files/public
+  subscriptions = no
+  list = children
+}
+_EOF
+}
 
+my $acl =<<'_EOF';
 plugin {
   acl_shared_dict = file:/home/e-smith/db/dovecot/sharedmailbox.db
 }
@@ -61,8 +83,8 @@ plugin {
   acl_anyone = allow
 }
 
-HERE
+_EOF
 
-push @conf, $string;
+push @conf, $common, $shared_mb, $public_mb, $acl;
 $OUT .= '';
 }
diff --git a/root/etc/e-smith/templates/home/e-smith/files/public/dovecot-acl/10All b/root/etc/e-smith/templates/home/e-smith/files/public/dovecot-acl/10All
new file mode 100644
index 0000000..71b39c0
--- /dev/null
+++ b/root/etc/e-smith/templates/home/e-smith/files/public/dovecot-acl/10All
@@ -0,0 +1,12 @@
+{
+
+if (($dovecot{'PublicMailbox'} || 'disabled') eq 'enabled'){
+  my @PublicMailboxAdmins = split /[,:]/, ($dovecot{PublicMailboxAdmins} || '');
+  $OUT .= "authenticated lrwsie" . "\n";
+  $OUT .= "user=admin lrswtipekxa" . "\n";
+  foreach my $PublicMailboxAdmins (sort @PublicMailboxAdmins){
+    $OUT .= 'user=' . "$PublicMailboxAdmins " . 'lrswtipekxa' . "\n";  
+  }
+}
+
+}