[Rt-commit] rt branch, 4.4/shared-setting-txn, created. rt-4.4.4-83-g9a44c12bd7

? sunnavy sunnavy at bestpractical.com
Thu Jan 16 11:24:04 EST 2020


The branch, 4.4/shared-setting-txn has been created
        at  9a44c12bd74b3c1a0f3eebe0b5bfdd42eb5da4dd (commit)

- Log -----------------------------------------------------------------
commit 57d04305b8b9a3c4880bb7c160eda6160148fb98
Author: sunnavy <sunnavy at bestpractical.com>
Date:   Wed Jan 15 17:39:56 2020 +0800

    Sort hashes in attribute content to avoid unnecessary updates
    
    For hashes containing the same data, nfreezed version could be different
    because of arbitrary order of hash keys. This is to avoid setting the
    same content value unnessarily.

diff --git a/lib/RT/Attribute.pm b/lib/RT/Attribute.pm
index e8d1b47188..823a09928d 100644
--- a/lib/RT/Attribute.pm
+++ b/lib/RT/Attribute.pm
@@ -267,7 +267,8 @@ sub Content {
 sub _SerializeContent {
     my $self = shift;
     my $content = shift;
-        return( encode_base64(nfreeze($content))); 
+    local $Storable::canonical = 1;
+    return( encode_base64(nfreeze($content)));
 }
 
 

commit 9a44c12bd74b3c1a0f3eebe0b5bfdd42eb5da4dd
Author: sunnavy <sunnavy at bestpractical.com>
Date:   Wed Jan 15 17:48:46 2020 +0800

    Add transaction records for dashboard/savedsearch changes

diff --git a/lib/RT/Attribute.pm b/lib/RT/Attribute.pm
index 823a09928d..6d992848bc 100644
--- a/lib/RT/Attribute.pm
+++ b/lib/RT/Attribute.pm
@@ -145,6 +145,7 @@ sub Create {
                 Content => '',
                 ContentType => '',
                 Object => undef,
+                RecordTransaction => undef,
                 @_);
 
     if ($args{Object} and UNIVERSAL::can($args{Object}, 'Id')) {
@@ -181,15 +182,41 @@ sub Create {
         $args{'ContentType'} = 'storable';
     }
 
-    $self->SUPER::Create(
-                         Name => $args{'Name'},
-                         Content => $args{'Content'},
-                         ContentType => $args{'ContentType'},
-                         Description => $args{'Description'},
-                         ObjectType => $args{'ObjectType'},
-                         ObjectId => $args{'ObjectId'},
-);
+    $args{'RecordTransaction'} //= 1 if $args{'Name'} =~ /^(?:SavedSearch|Dashboard|Subscription)$/;
 
+    $RT::Handle->BeginTransaction if $args{'RecordTransaction'};
+    my @return = $self->SUPER::Create(
+        Name        => $args{'Name'},
+        Content     => $args{'Content'},
+        ContentType => $args{'ContentType'},
+        Description => $args{'Description'},
+        ObjectType  => $args{'ObjectType'},
+        ObjectId    => $args{'ObjectId'},
+    );
+
+
+    if ( $args{'RecordTransaction'} ) {
+        if ( $return[0] ) {
+            my ( $ret, $msg ) = $self->_NewTransaction( Type => 'Create' );
+            if ($ret) {
+                ( $ret, $msg ) = $self->AddAttribute(
+                    Name    => 'ContentHistory',
+                    Content => $self->_DeserializeContent( $args{'Content'} ) || {},
+                );
+            }
+
+            @return = ( $ret, $msg ) unless $ret;
+        }
+
+        if ( $return[0] ) {
+            $RT::Handle->Commit;
+        }
+        else {
+            $RT::Handle->Rollback;
+        }
+    }
+
+    return wantarray ? @return : $return[0];
 }
 
 
@@ -374,11 +401,42 @@ sub Object {
 
 sub Delete {
     my $self = shift;
-    unless ($self->CurrentUserHasRight('delete')) {
-        return (0,$self->loc('Permission Denied'));
+    my %args = (
+        RecordTransaction => undef,
+        @_,
+    );
+
+    unless ( $self->CurrentUserHasRight('delete') ) {
+        return ( 0, $self->loc('Permission Denied') );
+    }
+
+    # Get values even if current user doesn't have right to see
+    $args{'RecordTransaction'} //= 1 if $self->__Value('Name') =~ /^(?:SavedSearch|Dashboard|Subscription)$/;
+
+    $RT::Handle->BeginTransaction if $args{'RecordTransaction'};
+
+    my @return = $self->SUPER::Delete(@_);
+
+    if ( $args{'RecordTransaction'} ) {
+        if ( $return[0] ) {
+            my $txn = RT::Transaction->new( $self->CurrentUser );
+            my ( $ret, $msg ) = $txn->Create(
+                ObjectId   => $self->Id,
+                ObjectType => ref($self),
+                Type       => 'Delete',
+            );
+            @return = ( $ret, $msg ) unless $ret;
+        }
+
+        if ( $return[0] ) {
+            $RT::Handle->Commit;
+        }
+        else {
+            $RT::Handle->Rollback;
+        }
     }
 
-    return($self->SUPER::Delete(@_));
+    return @return;
 }
 
 
@@ -396,12 +454,101 @@ sub _Value {
 
 sub _Set {
     my $self = shift;
-    unless ($self->CurrentUserHasRight('update')) {
+    my %args = (
+        Field             => undef,
+        Value             => undef,
+        RecordTransaction => undef,
+        TransactionType   => 'Set',
+        @_
+    );
 
-        return (0,$self->loc('Permission Denied'));
+    unless ( $self->CurrentUserHasRight('update') ) {
+        return ( 0, $self->loc('Permission Denied') );
+    }
+
+    # Get values even if current user doesn't have right to see
+    $args{'RecordTransaction'} //= 1 if $self->__Value('Name') =~ /^(?:SavedSearch|Dashboard|Subscription)$/;
+    my $old_value = $self->__Value( $args{'Field'} ) if $args{'RecordTransaction'};
+
+    $RT::Handle->BeginTransaction if $args{'RecordTransaction'};
+
+    # Set the new value
+    my @return = $self->SUPER::_Set(
+        Field => $args{'Field'},
+        Value => $args{'Value'},
+    );
+
+    if ( $args{'RecordTransaction'} ) {
+        if ( $return[0] ) {
+            my ( $new_ref, $old_ref );
+
+            my %opt = (
+                Type  => $args{'TransactionType'},
+                Field => $args{'Field'},
+            );
+            if ( $args{'Field'} eq 'Content' ) {
+
+                $opt{ReferenceType} = 'RT::Attribute';
+
+                my $attrs = $self->Attributes;
+                $attrs->Limit( FIELD => 'Name', VALUE => 'ContentHistory' );
+                $attrs->OrderByCols( { FIELD => 'id', ORDER => 'DESC' } );
+                if ( my $old_content = $attrs->First ) {
+                    $opt{OldReference} = $old_content->id;
+                }
+                else {
+                    RT->Logger->debug("Couldn't find ContentHistory, creating one from old value");
+                    my ( $ret, $msg ) = $self->AddAttribute(
+                        Name    => 'ContentHistory',
+                        Content => $self->__Value('ContentType') eq 'storable'
+                        ? $self->_DeserializeContent($old_value)
+                        : $old_value,
+                    );
+                    if ($ret) {
+                        $opt{OldReference} = $ret;
+                    }
+                    else {
+                        @return = ( $ret, $msg );
+                    }
+                }
+
+                if ( $return[0] ) {
+                    my ( $ret, $msg ) = $self->AddAttribute(
+                        Name    => 'ContentHistory',
+                        Content => $self->_DeserializeContent( $args{'Value'} ),
+                        Content => $self->__Value('ContentType') eq 'storable'
+                        ? $self->_DeserializeContent( $args{'Value'} )
+                        : $args{'Value'},
+                    );
+
+                    if ($ret) {
+                        $opt{NewReference} = $ret;
+                    }
+                    else {
+                        @return = ( $ret, $msg );
+                    }
+                }
+            }
+            else {
+                $opt{'OldValue'} = $old_value;
+                $opt{'NewValue'} = $args{'Value'};
+            }
+
+            if ( $return[0] ) {
+                my ( $ret, $msg ) = $self->_NewTransaction(%opt);
+                @return = ( $ret, $msg ) unless $ret;
+            }
+        }
+
+        if ( $return[0] ) {
+            $RT::Handle->Commit;
+        }
+        else {
+            $RT::Handle->Rollback;
+        }
     }
-    return($self->SUPER::_Set(@_));
 
+    return wantarray ? @return : $return[0];
 }
 
 

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