From 1f30fac936a3b0905e736dd86e559e33caf036ac Mon Sep 17 00:00:00 2001
From: David Lawrence <dlawrence@mozilla.com>
Date: Wed, 10 Aug 2011 18:26:03 -0400
Subject: Initial checkin of bmo/4.0 extensions. Still todo: port changes to
 core Bugzilla code

---
 extensions/Splinter/lib/Util.pm | 143 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 143 insertions(+)
 create mode 100644 extensions/Splinter/lib/Util.pm

(limited to 'extensions/Splinter/lib/Util.pm')

diff --git a/extensions/Splinter/lib/Util.pm b/extensions/Splinter/lib/Util.pm
new file mode 100644
index 000000000..c8c0d52d2
--- /dev/null
+++ b/extensions/Splinter/lib/Util.pm
@@ -0,0 +1,143 @@
+# -*- Mode: perl; indent-tabs-mode: nil -*-
+#
+# The contents of this file are subject to the Mozilla Public
+# License Version 1.1 (the "License"); you may not use this file
+# except in compliance with the License. You may obtain a copy of
+# the License at http://www.mozilla.org/MPL/
+#
+# Software distributed under the License is distributed on an "AS
+# IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
+# implied. See the License for the specific language governing
+# rights and limitations under the License.
+#
+# The Original Code is the Splinter Bugzilla Extension.
+#
+# The Initial Developer of the Original Code is Red Hat, Inc.
+# Portions created by Red Hat, Inc. are Copyright (C) 2009
+# Red Hat Inc. All Rights Reserved.
+#
+# Contributor(s):
+#   Owen Taylor <otaylor@fishsoup.net>
+
+package Bugzilla::Extension::Splinter::Util;
+
+use strict;
+
+use Bugzilla;
+use Bugzilla::Util;
+
+use base qw(Exporter);
+
+@Bugzilla::Extension::Splinter::Util::EXPORT = qw(
+    attachment_is_visible 
+    attachment_id_is_patch
+    get_review_url 
+    get_review_link 
+    add_review_links_to_email
+);
+
+# Checks if the current user can see an attachment
+# Based on code from attachment.cgi
+sub attachment_is_visible {
+    my $attachment = shift;
+
+    $attachment->isa('Bugzilla::Attachment') || return 0;
+
+    return (Bugzilla->user->can_see_bug($attachment->bug->id) 
+            && (!$attachment->isprivate 
+                || Bugzilla->user->id == $attachment->attacher->id 
+                || Bugzilla->user->is_insider));
+}
+
+sub attachment_id_is_patch {
+    my $attach_id = shift;
+    my $attachment = new Bugzilla::Attachment($attach_id);
+
+    # The check on attachment_is_visible here is to prevent a tiny
+    # information leak where someone could check if a private
+    # attachment was a patch by creating text that would get linkified
+    # differently. Likely excess paranoia
+    return (defined $attachment
+            && attachment_is_visible($attachment) 
+            && $attachment->ispatch);
+}
+
+sub get_review_url {
+    my ($bug, $attach_id, $absolute) = @_;
+    my $base = Bugzilla->params->{'splinter_base'};
+    my $bug_id = $bug->id;
+
+    if (defined $absolute && $absolute) {
+        my $urlbase = correct_urlbase();
+        $urlbase =~ s!/$!! if $base =~ "^/";
+        $base = $urlbase . $base;
+    }
+
+    if ($base =~ /\?/) {
+        return "$base&bug=$bug_id&attachment=$attach_id";
+    } 
+    else {
+        return "$base?bug=$bug_id&attachment=$attach_id";
+    }
+}
+
+sub get_review_link {
+    my ($attach_id, $link_text) = @_;
+
+    my $attachment = Bugzilla::Attachment->new($attach_id);
+
+    if ($attachment && $attachment->ispatch) {
+        return "<a href='" . html_quote(get_review_url($attachment->bug, $attach_id)) . "'>$link_text</a>";
+    }
+}
+
+sub munge_create_attachment {
+    my ($bug, $intro_text, $attach_id, $view_link) = @_;
+
+    if (attachment_id_is_patch ($attach_id)) {
+        return ("$intro_text" .
+                " View: $view_link\015\012" .
+                " Review: " . get_review_url($bug, $attach_id, 1) . "\015\012");
+    } 
+    else {
+        return ("$intro_text --> ($view_link)");
+    }
+}
+
+# This adds review links into a bug mail before we send it out.
+# Since this is happening after newlines have been converted into
+# RFC-2822 style \r\n, we need handle line ends carefully.
+# (\015 and \012 are used because Perl \n is platform-dependent)
+sub add_review_links_to_email {
+    my $email = shift;
+    my $body = $email->body;
+    my $new_body = 0;
+    my $bug;
+
+    if ($email->header('Subject') =~ /^\[Bug\s+(\d+)\]/ 
+        && Bugzilla->user->can_see_bug($1))
+    {
+        $bug = Bugzilla::Bug->new($1);
+    }
+
+    return unless defined $bug;
+
+    if ($body =~ /Review\s+of\s+attachment\s+\d+\s*:/) {
+        $body =~ s~(Review\s+of\s+attachment\s+(\d+)\s*:)
+                  ~"$1\015\012 --> (" . get_review_url($bug, $2, 1) . ")"
+                  ~egx;
+        $new_body = 1;
+    }
+
+    if ($body =~ /Created attachment \d+\015\012 --> /) {
+        $body =~ s~(Created\ attachment\ (\d+)\015\012)
+                   \ -->\ \(([^\015\012]*)\)[^\015\012]*
+                  ~munge_create_attachment($bug, $1, $2, $3)
+                  ~egx;
+        $new_body = 1;
+    }
+
+    $email->body_set($body) if $new_body;
+}
+
+1;
-- 
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