6 files changed, 91 insertions, 0 deletions
diff --git a/extensions/Gravatar/Config.pm b/extensions/Gravatar/Config.pm
new file mode 100644
index 000000000..e15a41ee8
--- /dev/null
+++ b/extensions/Gravatar/Config.pm
@@ -0,0 +1,16 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+#
+# This Source Code Form is "Incompatible With Secondary Licenses", as
+# defined by the Mozilla Public License, v. 2.0.
+
+package Bugzilla::Extension::Gravatar;
+
+use strict;
+
+use constant NAME => 'Gravatar';
+use constant REQUIRED_MODULES => [];
+use constant OPTIONAL_MODULES => [];
+
+__PACKAGE__->NAME;
diff --git a/extensions/Gravatar/Extension.pm b/extensions/Gravatar/Extension.pm
new file mode 100644
index 000000000..e30e921c1
--- /dev/null
+++ b/extensions/Gravatar/Extension.pm
@@ -0,0 +1,41 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+#
+# This Source Code Form is "Incompatible With Secondary Licenses", as
+# defined by the Mozilla Public License, v. 2.0.
+
+package Bugzilla::Extension::Gravatar;
+
+use strict;
+use warnings;
+
+use base qw(Bugzilla::Extension);
+
+use Bugzilla::User::Setting;
+use Digest::MD5 qw(md5_hex);
+
+BEGIN {
+    *Bugzilla::User::gravatar = \&_user_gravatar;
+}
+
+sub _user_gravatar {
+    my ($self) = @_;
+    if (!$self->{gravatar}) {
+        if ($self->setting('show_my_gravatar') eq 'On') {
+            (my $email = $self->email) =~ s/\+(.*?)\@/@/;
+            $self->{gravatar} = 'https://secure.gravatar.com/avatar/' . md5_hex(lc($email)) . '?size=64&d=mm';
+        } else {
+            $self->{gravatar} = 'extensions/Gravatar/web/default.jpg';
+        }
+    }
+    return $self->{gravatar};
+}
+
+sub install_before_final_checks {
+    my ($self, $args) = @_;
+    add_setting('show_gravatars', ['On', 'Off'], 'Off');
+    add_setting('show_my_gravatar', ['On', 'Off'], 'On');
+}
+
+__PACKAGE__->NAME;
diff --git a/extensions/Gravatar/template/en/default/hook/bug/comments-user-image.html.tmpl b/extensions/Gravatar/template/en/default/hook/bug/comments-user-image.html.tmpl
new file mode 100644
index 000000000..14adfd055
--- /dev/null
+++ b/extensions/Gravatar/template/en/default/hook/bug/comments-user-image.html.tmpl
@@ -0,0 +1,11 @@
+[%# This Source Code Form is subject to the terms of the Mozilla Public
+  # License, v. 2.0. If a copy of the MPL was not distributed with this
+  # file, You can obtain one at http://mozilla.org/MPL/2.0/.
+  #
+  # This Source Code Form is "Incompatible With Secondary Licenses", as
+  # defined by the Mozilla Public License, v. 2.0.
+  #%]
+
+[% IF user.settings.show_gravatars.value == 'On' %]
+  <img align="middle" src="[% who.gravatar FILTER none %]" width="32" height="32">
+[% END %]
diff --git a/extensions/Gravatar/template/en/default/hook/bug/show-header-end.html.tmpl b/extensions/Gravatar/template/en/default/hook/bug/show-header-end.html.tmpl
new file mode 100644
index 000000000..0f1130976
--- /dev/null
+++ b/extensions/Gravatar/template/en/default/hook/bug/show-header-end.html.tmpl
@@ -0,0 +1,11 @@
+[%# This Source Code Form is subject to the terms of the Mozilla Public
+  # License, v. 2.0. If a copy of the MPL was not distributed with this
+  # file, You can obtain one at http://mozilla.org/MPL/2.0/.
+  #
+  # This Source Code Form is "Incompatible With Secondary Licenses", as
+  # defined by the Mozilla Public License, v. 2.0.
+  #%]
+
+[% IF user.settings.show_gravatars.value == 'On' %]
+  [% bodyclasses.push('bz_gravatar') %]
+[% END %]
diff --git a/extensions/Gravatar/template/en/default/hook/global/setting-descs-settings.none.tmpl b/extensions/Gravatar/template/en/default/hook/global/setting-descs-settings.none.tmpl
new file mode 100644
index 000000000..697cfef99
--- /dev/null
+++ b/extensions/Gravatar/template/en/default/hook/global/setting-descs-settings.none.tmpl
@@ -0,0 +1,12 @@
+[%# This Source Code Form is subject to the terms of the Mozilla Public
+  # License, v. 2.0. If a copy of the MPL was not distributed with this
+  # file, You can obtain one at http://mozilla.org/MPL/2.0/.
+  #
+  # This Source Code Form is "Incompatible With Secondary Licenses", as
+  # defined by the Mozilla Public License, v. 2.0.
+  #%]
+
+[%
+  setting_descs.show_gravatars   = "Show gravatar images when viewing $terms.bugs"
+  setting_descs.show_my_gravatar = "Show my gravatar image to other users"
+%]
diff --git a/extensions/Gravatar/web/default.jpg b/extensions/Gravatar/web/default.jpg
new file mode 100644
index 000000000..98dc1fa87
--- /dev/null
+++ b/extensions/Gravatar/web/default.jpg