[Rt-commit] rt branch, 5.0/rest2-support-attachments-when-creating-ticket, created. rt-5.0.0-56-g52a2fc0bb0

Dianne Skoll dianne at bestpractical.com
Thu Oct 22 14:40:00 EDT 2020


The branch, 5.0/rest2-support-attachments-when-creating-ticket has been created
        at  52a2fc0bb0e9062ca66362096b8c7ec7657ac3d3 (commit)

- Log -----------------------------------------------------------------
commit 52a2fc0bb0e9062ca66362096b8c7ec7657ac3d3
Author: Dianne Skoll <dianne at bestpractical.com>
Date:   Wed Oct 21 11:14:44 2020 -0400

    Allow attachments to be added when a ticket is created.
    
    The attachments are supplied in an Attachments array, each element
    of which is a three-element hash containing FileName, FileType and
    FileContent members.  FileContent is the base64-encoded content.
    
    The ticket can also be created with a request content type of
    multipart/form-data.  In this case, attachments can be transmitted
    as raw data rather than requiring base64-encoding.

diff --git a/lib/RT/REST2.pm b/lib/RT/REST2.pm
index e7a4f6d27e..505ef2d408 100644
--- a/lib/RT/REST2.pm
+++ b/lib/RT/REST2.pm
@@ -204,6 +204,10 @@ used for conflict avoidance
 (L<https://en.wikipedia.org/wiki/HTTP_ETag>). We'll first try updating this
 ticket with an I<invalid> C<ETag> to see what happens.
 
+You can add attachments when you create a ticket.  Simply add an "Attachments"
+entry in the JSON request content; the format of this entry is described
+in L<Add Attachments>
+
 =head3 Updating Tickets
 
 For updating tickets we use the C<PUT> verb, but otherwise it looks much
@@ -295,7 +299,7 @@ The time, in minutes, you've taken to work on your response/comment, optional.
 =head3 Add Attachments
 
 You can attach any binary or text file to your response or comment by
-specifying C<Attachements> property in the JSON object, which should be a
+specifying C<Attachments> property in the JSON object, which should be a
 JSON array where each item represents a file you want to attach. Each item
 is a JSON object with the following properties:
 
diff --git a/lib/RT/REST2/Resource/Ticket.pm b/lib/RT/REST2/Resource/Ticket.pm
index 02a020d02c..98e190966e 100644
--- a/lib/RT/REST2/Resource/Ticket.pm
+++ b/lib/RT/REST2/Resource/Ticket.pm
@@ -98,8 +98,23 @@ sub create_record {
             Body      => delete $data->{Content},
             Type      => delete $data->{ContentType} || 'text/plain',
         );
+        if ( defined $data->{Attachments} ) {
+            return (\400, "Attachments must be an array") unless ref($data->{Attachments}) eq 'ARRAY';
+            foreach my $attachment (@{$data->{Attachments}}) {
+                return (\400, "Each element of Attachments must be a hash") unless ref($attachment) eq 'HASH';
+                foreach my $field (qw(FileName FileType FileContent)) {
+                    return (\400, "Field $field is required for each attachment in Attachments") unless $attachment->{$field};
+                }
+                $data->{MIMEObj}->attach(
+                    Type     => $attachment->{FileType},
+                    Filename => $attachment->{FileName},
+                    Data     => MIME::Base64::decode_base64($attachment->{FileContent}));
+            }
+        }
     }
 
+    delete $data->{Attachments};
+
     my ($ok, $txn, $msg) = $self->_create_record($data);
     return ($ok, $msg);
 }
@@ -171,6 +186,40 @@ sub hypermedia_links {
     return $links;
 }
 
+# Allow attachments to be added as parts to the multipart/form_data
+# upload
+sub from_multipart {
+    my $self = shift;
+    my $json_str = $self->request->parameters->{JSON};
+    return error_as_json(
+        $self->response,
+        \400, "JSON is a required field for multipart/form-data")
+            unless $json_str;
+
+    my $data = JSON::decode_json($json_str);
+
+    my @attachments = $self->request->upload('Attachments');
+
+    foreach my $attachment (@attachments) {
+        open my $filehandle, '<', $attachment->tempname;
+        if (defined $filehandle && length $filehandle) {
+            my ( @content, $buffer );
+            while ( read( $filehandle, $buffer, 72*57 ) ) {
+                push @content, MIME::Base64::encode_base64($buffer);
+            }
+            close $filehandle;
+
+            push @{$data->{Attachments}},
+            {
+                FileName    => $attachment->filename,
+                FileType    => $attachment->headers->{'content-type'},
+                FileContent => join("\n", @content),
+            };
+        }
+    }
+    return $self->from_json($data);
+};
+
 __PACKAGE__->meta->make_immutable;
 
 1;
diff --git a/lib/RT/REST2/Util.pm b/lib/RT/REST2/Util.pm
index ccfca41d22..a7c2a6c05a 100644
--- a/lib/RT/REST2/Util.pm
+++ b/lib/RT/REST2/Util.pm
@@ -217,6 +217,7 @@ sub deserialize_record {
     # Sanitize input for the Perl API
     for my $field (sort keys %$data) {
         next if $field eq 'CustomFields';
+        next if $field eq 'Attachments';
 
         my $value = $data->{$field};
         next unless ref $value;
diff --git a/t/rest2/data/html.htm b/t/rest2/data/html.htm
new file mode 100644
index 0000000000..abce6679d6
--- /dev/null
+++ b/t/rest2/data/html.htm
@@ -0,0 +1 @@
+<p><i>Easy</i> as π</p>
diff --git a/t/rest2/data/plain.txt b/t/rest2/data/plain.txt
new file mode 100644
index 0000000000..8ab686eafe
--- /dev/null
+++ b/t/rest2/data/plain.txt
@@ -0,0 +1 @@
+Hello, World!
diff --git a/t/rest2/tickets.t b/t/rest2/tickets.t
index 1642e80f3f..3573e4140c 100644
--- a/t/rest2/tickets.t
+++ b/t/rest2/tickets.t
@@ -4,6 +4,8 @@ use RT::Test::REST2 tests => undef;
 use Test::Deep;
 use MIME::Base64;
 
+use Encode qw(decode encode);
+
 # Test using integer priorities
 RT->Config->Set(EnablePriorityAsString => 0);
 my $mech = RT::Test::REST2->mech;
@@ -508,4 +510,133 @@ my ($ticket_url, $ticket_id);
     like($third_ticket->{_url}, qr{$rest_base_path/ticket/$ticket3_id$});
 }
 
+# Ticket Creation - with attachments
+{
+    my $payload = {
+        Subject => 'Ticket creation using REST, with attachments.',
+        Queue   => 'General',
+        Content => 'Testing ticket creation with attachments using REST API.',
+        Attachments => [
+            {   FileName    => 'plain.txt',
+                FileType    => 'text/plain',
+                FileContent => MIME::Base64::encode_base64('Hello, World!')
+            },
+            {   FileName    => 'html.htm',
+                FileType    => 'text/html',
+                FileContent => MIME::Base64::encode_base64(
+                    encode( 'UTF-8', "<p><i>Easy</i> as \x{03c0}</p>" )
+                ),
+            },
+            {   FileName => 'moon.png',
+                FileType => 'image/png',
+                FileContent =>
+                    'iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAABHNCSVQICAgIfAhkiAAAAAlwSFlzAAAGQAAABkABchkaRQAAABl0RVh0U29mdHdhcmUAd3d3Lmlua3NjYXBlLm9yZ5vuPBoAAADfSURBVDiNndM9TsNAFATgzy5yjZSAE85JBygETgENUPF3iBCitHAFQkcIhZ/Ryn9gRlrZmp2Z3ef3TBOHOMULPrDBMrhpi/4HI5xjix2+4nmJRbx/Yh7ahvkpRPVV4QDXwT3UQy46zGkAZDgK/iytefvHgCrkJsqZUH6cLnNbABSxd5Jhhf1IbkMXv8Qux7hH1Ic1xvk/jBWy6gavumvtwx7ectwZXkKh7MA95XgObeOtpI2U4zl0kGbpxgiPvwQUcXLrKFchc82f6Ur0PK49azOnmOI4TBu84zm4SV38DeIVYkrYJyNbAAAAAElFTkSuQmCC'
+            },
+        ]
+    };
+
+    my $res = $mech->post_json( "$rest_base_path/ticket", $payload,
+        'Authorization' => $auth, );
+    is( $res->code, 201 );
+    ok( $ticket_url = $res->header('location') );
+    ok( ($ticket_id) = $ticket_url =~ qr[/ticket/(\d+)] );
+}
+
+# We have the attachments added above
+{
+    my $ticket = RT::Ticket->new($user);
+    $ticket->Load($ticket_id);
+    my $transaction_id = $ticket->Transactions->Last->id;
+    my $attachments    = $ticket->Attachments->ItemsArrayRef;
+
+    # The 5 attachments are:
+    # 1) Top-level multipart
+    # 2) Top-level ticket content
+    # 3-5) The three attachments added in the Attachments array
+    is( scalar(@$attachments), 5 );
+
+    is( $attachments->[0]->ContentType, 'multipart/mixed' );
+
+    is( $attachments->[1]->ContentType, 'text/plain' );
+    is( $attachments->[1]->Content,
+        'Testing ticket creation with attachments using REST API.' );
+
+    is( $attachments->[2]->ContentType, 'text/plain' );
+    is( $attachments->[2]->Filename,    'plain.txt' );
+    is( $attachments->[2]->Content,     'Hello, World!' );
+
+    is( $attachments->[3]->ContentType, 'text/html' );
+    is( $attachments->[3]->Filename,    'html.htm' );
+    is( $attachments->[3]->Content,     "<p><i>Easy</i> as \x{03c0}</p>" );
+
+    is( $attachments->[4]->ContentType, 'image/png' );
+    is( $attachments->[4]->Filename,    'moon.png' );
+    like( $attachments->[4]->Content, qr/IHDR/, "Looks like a PNG image" );
+}
+
+# Ticket Creation - with attachments, using multipart/form-data
+my $json = JSON->new->utf8;
+{
+    my $plain_name = 'plain.txt';
+    my $plain_path = RT::Test::get_relocatable_file($plain_name, 'data');
+    my $html_name  = 'html.htm';
+    my $html_path  = RT::Test::get_relocatable_file($html_name, 'data');
+    my $img_name   = 'image.png';
+    my $img_path   = RT::Test::get_relocatable_file($img_name, 'data');
+
+    my $payload = {
+        Subject => 'Ticket creation using REST, multipart/form-data, with attachments.',
+        Queue   => 'General',
+        Content => 'Testing ticket creation, multipart/form-data, with attachments using REST API.',
+    };
+
+    my $res = $mech->post( "$rest_base_path/ticket", $payload,
+                           'Authorization' => $auth,
+                           'Content_Type' => 'form-data',
+                           'Content' => [
+                               'JSON' => $json->encode($payload),
+                               'Attachments' => [$plain_path, $plain_name, 'text/plain'],
+                               'Attachments' => [$html_path,  $html_name,  'text/html' ],
+                               'Attachments' => [$img_path,   $img_name,   'image/png' ]
+                           ]);
+    is( $res->code, 201 );
+    ok( $ticket_url = $res->header('location') );
+    ok( ($ticket_id) = $ticket_url =~ qr[/ticket/(\d+)] );
+}
+
+# Validate that the ticket was created correctly
+
+{
+    my $ticket = RT::Ticket->new($user);
+    $ticket->Load($ticket_id);
+    my $transaction_id = $ticket->Transactions->Last->id;
+    my $attachments    = $ticket->Attachments->ItemsArrayRef;
+
+    # The 5 attachments are:
+    # 1) Top-level multipart
+    # 2) Top-level ticket content
+    # 3-5) The three attachments added in the Attachments array
+    is( scalar(@$attachments), 5 );
+
+    is( $attachments->[0]->ContentType, 'multipart/mixed' );
+
+    is( $attachments->[1]->ContentType, 'text/plain' );
+    is( $attachments->[1]->Content,
+        'Testing ticket creation, multipart/form-data, with attachments using REST API.' );
+
+    is( $attachments->[2]->ContentType, 'text/plain' );
+    is( $attachments->[2]->Filename,    'plain.txt' );
+    is( $attachments->[2]->Content,     "Hello, World!\n" );
+
+    is( $attachments->[3]->ContentType, 'text/html' );
+    is( $attachments->[3]->Filename,    'html.htm' );
+    is( $attachments->[3]->Content,     "<p><i>Easy</i> as \x{03c0}</p>\n" );
+
+    is( $attachments->[4]->ContentType, 'image/png' );
+    is( $attachments->[4]->Filename,    'image.png' );
+    like( $attachments->[4]->Content, qr/IHDR/, "Looks like a PNG image" );
+}
+
+
+
 done_testing;

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