From 4f5948cba07d484e6ed845175b9342306efd2768 Mon Sep 17 00:00:00 2001
From: Isaac Connor <isaac@zoneminder.com>
Date: Mon, 12 Oct 2020 10:53:53 -0400
Subject: [PATCH] Implement Unarchive action

---
 scripts/ZoneMinder/lib/ZoneMinder/Filter.pm |  4 ++++
 scripts/zmfilter.pl.in                      | 14 +++++++++++++-
 2 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/scripts/ZoneMinder/lib/ZoneMinder/Filter.pm b/scripts/ZoneMinder/lib/ZoneMinder/Filter.pm
index 125732234..7c45f7d0f 100644
--- a/scripts/ZoneMinder/lib/ZoneMinder/Filter.pm
+++ b/scripts/ZoneMinder/lib/ZoneMinder/Filter.pm
@@ -58,6 +58,7 @@ Id
 Name
 Query_json
 AutoArchive
+AutoUnarchive
 AutoVideo
 AutoUpload
 AutoEmail
@@ -348,6 +349,9 @@ sub Sql {
     if ( $self->{AutoArchive} ) {
       push @auto_terms, 'E.Archived = 0';
     }
+    if ( $self->{AutoUnarchive} ) {
+      push @auto_terms, 'E.Archived = 1';
+    }
     # Don't do this, it prevents re-generation and concatenation.
     # If the file already exists, then the video won't be re-recreated
     if ( $self->{AutoVideo} ) {
diff --git a/scripts/zmfilter.pl.in b/scripts/zmfilter.pl.in
index 5ff316078..9a93c8953 100644
--- a/scripts/zmfilter.pl.in
+++ b/scripts/zmfilter.pl.in
@@ -98,6 +98,7 @@ use constant EVENT_PATH => ($Config{ZM_DIR_EVENTS}=~m|/|)
   ;
 
 logInit($filter_id?(id=>'zmfilter_'.$filter_id):());
+
 sub HupHandler {
   # This idea at this time is to just exit, freeing up the memory. 
   # zmfilter.pl will be respawned by zmdc.
@@ -236,6 +237,7 @@ sub getFilters {
     $sql .= ' `Background` = 1 AND';
   }
   $sql .= '( `AutoArchive` = 1
+    or `AutoUnarchive` = 1
     or `AutoVideo` = 1
     or `AutoUpload` = 1
     or `AutoEmail` = 1
@@ -282,6 +284,7 @@ sub checkFilter {
         join(', ', 
           ($filter->{AutoDelete}?'delete':()),
           ($filter->{AutoArchive}?'archive':()),
+          ($filter->{AutoUnarchive}?'unarchive':()),
           ($filter->{AutoVideo}?'video':()),
           ($filter->{AutoUpload}?'upload':()),
           ($filter->{AutoEmail}?'email':()),
@@ -299,7 +302,7 @@ sub checkFilter {
     last if $zm_terminate;
     my $Event = new ZoneMinder::Event($$event{Id}, $event);
 
-    Debug("Checking event $Event->{Id}");
+    Debug('Checking event '.$Event->{Id});
     my $delete_ok = !undef;
     $dbh->ping();
     if ( $filter->{AutoArchive} ) {
@@ -311,6 +314,15 @@ sub checkFilter {
       my $res = $sth->execute($Event->{Id})
         or Error("Unable to execute '$sql': ".$dbh->errstr());
     }
+    if ( $filter->{AutoUnarchive} ) {
+      Info("Unarchiving event $Event->{Id}");
+      # Do it individually to avoid locking up the table for new events
+      my $sql = 'UPDATE `Events` SET `Archived` = 0 WHERE `Id` = ?';
+      my $sth = $dbh->prepare_cached($sql)
+        or Fatal("Unable to prepare '$sql': ".$dbh->errstr());
+      my $res = $sth->execute($Event->{Id})
+        or Error("Unable to execute '$sql': ".$dbh->errstr());
+    }
     if ( $Config{ZM_OPT_FFMPEG} && $filter->{AutoVideo} ) {
       if ( !$Event->{Videoed} ) {
         $delete_ok = undef if !generateVideo($filter, $Event);