[folks] Copy new Emails for individuals, don't hold stale pointers.

[Raul Gutierrez Segales <raulgs src gnome org>]

commit 260e6f2a90a8c509b5dbaa673029a621601c78fb
Author: Raul Gutierrez Segales <raul gutierrez segales collabora co uk>
Date:   Wed Mar 16 21:51:57 2011 +0000

    Copy new Emails for individuals, don't hold stale pointers.
    
    Fixed bgo#644966 - _update_emails () needs to create copies of each
    List<FieldDetails>

 NEWS                  |    4 ++++
 folks/individual.vala |   13 +++++++++++--
 2 files changed, 15 insertions(+), 2 deletions(-)
---
diff --git a/NEWS b/NEWS
index ace73ca..432244f 100644
--- a/NEWS
+++ b/NEWS
@@ -1,6 +1,10 @@
 Overview of changes from libfolks 0.4.0 to libfolks 0.5.0
 =========================================================
 
+Bugs fixed:
+* Bug 644966 - _update_emails () needs to create copies of each
+  List<FieldDetails>
+
 Overview of changes from libfolks 0.3.6 to libfolks 0.4.0
 =========================================================
 
diff --git a/folks/individual.vala b/folks/individual.vala
index a3a1b86..a81036f 100644
--- a/folks/individual.vala
+++ b/folks/individual.vala
@@ -1133,6 +1133,8 @@ public class Folks.Individual : Object,
        * If the same URL exist multiple times we merge the parameters. */
       var emails_set = new HashTable<unowned string, unowned FieldDetails> (
           str_hash, str_equal);
+      var emails = new GLib.List<FieldDetails> ();
+
       foreach (var persona in this._persona_list)
         {
           var email_details = persona as EmailDetails;
@@ -1147,11 +1149,18 @@ public class Folks.Individual : Object,
                   if (existing != null)
                     existing.extend_parameters (fd.parameters);
                   else
-                    emails_set.insert (fd.value, fd);
+                    {
+                      var new_fd = new FieldDetails (fd.value);
+                      new_fd.extend_parameters (fd.parameters);
+                      emails_set.insert (fd.value, new_fd);
+                      emails.prepend ((owned) new_fd);
+                    }
                 }
             }
         }
-      this._email_addresses = emails_set.get_values ();
+      /* Set the private member directly to avoid iterating this list again */
+      emails.reverse ();
+      this._email_addresses = (owned) emails;
 
       this.notify_property ("email-addresses");
     }