MT#60197 support deleting call recordings per subscriber

admin panel will no longer delete callrecordings for
all parties of the call, but the single subscriber only.

rest-api, behaves the same way, if the ?subscriber_id=
parameter is provided.

when a callrecording is deleted by all call parties,
the remaining records and recording files will be
dropped.

Change-Id: I61f667bdb074a935a8a04473a3685b10e5e09222
(cherry picked from commit 1c09e2773a)

lib/NGCP/Panel/Controller/API/CallRecordings.pm

@@ -32,7 +32,7 @@ sub query_params {
         {
             # we handle that separately/manually in the role
             param => 'subscriber_id',
-            description => 'Filter for callrecordings where the subscriber with the given id is involved.',
+            description => 'Filter callrecordings for or delete callrecording of the given subscriber_id only.',
         },
         {
             # we handle that separately/manually in the role

lib/NGCP/Panel/Controller/API/CallRecordingsItem.pm

@@ -3,6 +3,10 @@ use NGCP::Panel::Utils::Generic qw(:all);
 
 use Sipwise::Base;
 
+sub allowed_methods{
+    return [qw/GET OPTIONS HEAD DELETE/];
+}
+
 use parent qw/NGCP::Panel::Role::EntitiesItem NGCP::Panel::Role::API::CallRecordings/;
 
 use NGCP::Panel::Utils::Subscriber;
@@ -12,25 +16,38 @@ __PACKAGE__->set_config({
     allowed_roles => [qw/admin reseller subscriberadmin subscriber/],
 });
 
-sub allowed_methods{
-    return [qw/GET OPTIONS HEAD DELETE/];
-}
+sub DELETE :Allow {
+
+    my ($self, $c, $id) = @_;
+    $c->model('DB')->set_transaction_isolation('READ COMMITTED');
+    my $guard = $c->model('DB')->txn_scope_guard;
+    {
+        my $recording = $self->item_by_id($c, $id);
+        last unless $self->resource_exists($c, callrecording => $recording);
+        my $subs;
+        $subs = $c->model('DB')->resultset('voip_subscribers')->search({
+            id => $c->req->params->{subscriber_id}
+        })->first if $c->req->params->{subscriber_id};
+        try {
+            NGCP::Panel::Utils::Subscriber::delete_callrecording(
+                c => $c,
+                recording => $recording,
+                force_delete => $c->request->params->{force_delete},
+                uuid => ($subs ? $subs->uuid : undef),
+            );
+        } catch($e) {
+            $self->error($c, HTTP_INTERNAL_SERVER_ERROR, "Failed to delete callrecording.", $e);
+            last;
+        }
+
+        $guard->commit;
+
+        $c->response->status(HTTP_NO_CONTENT);
+        $c->response->body(q());
 
-sub delete_item {
-    my ($self, $c, $item) = @_;
-    try {
-        NGCP::Panel::Utils::Subscriber::delete_callrecording( 
-            c => $c, 
-            recording => $item,
-            #TODO: Now we don't use any way to document such parameters, need to be created
-            force_delete => $c->request->params->{force_delete},
-        );
-    } catch($e) {
-        $c->log->error("failed to delete callrecording: $e");
-        $self->error($c, HTTP_INTERNAL_SERVER_ERROR, "Failed to delete callrecording.");
-        return;
     }
-    return 1;
+    return;
+
 }
 
 1;

lib/NGCP/Panel/Controller/Subscriber.pm

@@ -4430,7 +4430,8 @@ sub delete_recording :Chained('recording') :PathPart('delete') :Args(0) {
                 NGCP::Panel::Utils::Subscriber::delete_callrecording(
                     c => $c,
                     recording => $recording,
-                    force_delete => $form->values->{force_delete}
+                    force_delete => $form->values->{force_delete},
+                    uuid => $c->stash->{subscriber}->uuid,
                 );
             });
             NGCP::Panel::Utils::Message::info(

lib/NGCP/Panel/Utils/Subscriber.pm

@@ -2522,23 +2522,43 @@ sub get_voicemail_content_type {
 
 sub delete_callrecording {
     my %params = @_;
-    my($recording, $force_delete) = @params{qw/recording force_delete/};
+    my($c,$recording, $force_delete, $uuid) = @params{qw/c recording force_delete uuid/};
 
-    foreach my $stream($recording->recording_streams->all) {
-        #if we met some error deleting file - we will fail and transaction will be rollbacked
-        if (! -e $stream->full_filename && !$force_delete) {
-            die "Callrecording file ".$stream->full_filename." is absent";
+    $recording = $c->model('DB')->resultset('recording_calls')->find({
+        id => $recording->id
+    },{for => 'update'});
+
+    my $delete_all = 1;
+    if ($uuid) {
+        $recording->recording_metakeys->search_rs({
+            'key' => 'uuid',
+            'value' => $uuid,
+        })->delete;
+        if ($recording->recording_metakeys->search_rs({
+                'key' => 'uuid',
+            })->first) {
+            $delete_all = 0;
         }
-        eval {
-            unlink $stream->full_filename;
-        };
-        if ($@ && !$force_delete) {
-            die("Cannot delete call recording file: $@");
+    }
+
+    if ($delete_all) {
+        foreach my $stream($recording->recording_streams->all) {
+            #if we met some error deleting file - we will fail and transaction will be rollbacked
+            if (! -e $stream->full_filename && !$force_delete) {
+                die "Callrecording file ".$stream->full_filename." is absent";
+            }
+            eval {
+                unlink $stream->full_filename;
+            };
+            if ($@ && !$force_delete) {
+                die("Cannot delete call recording file: $@");
+            }
         }
+        $recording->recording_metakeys->delete;
+        $recording->recording_streams->delete;
+        $recording->delete;
     }
-    $recording->recording_streams->delete;
-    $recording->recording_metakeys->delete;
-    $recording->delete;
+    
 }
 
 sub prov_to_billing_subscriber_id {