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-rw-r--r--mail/mail.error.xml14
-rw-r--r--modules/mail/e-mail-shell-view-actions.c134
-rw-r--r--modules/mail/e-mail-shell-view-actions.h2
-rw-r--r--ui/evolution-mail.ui1
4 files changed, 151 insertions, 0 deletions
diff --git a/mail/mail.error.xml b/mail/mail.error.xml
index dbbb84d04f..60e4d5670c 100644
--- a/mail/mail.error.xml
+++ b/mail/mail.error.xml
@@ -472,5 +472,19 @@ You can choose to ignore this folder, overwrite or append its contents, or quit.
<_primary>"Report Not Junk" Failed</_primary>
<secondary xml:space="preserve">{0}</secondary>
</error>
+
+ <error id="ask-remove-duplicates" type="question" default="GTK_RESPONSE_YES">
+ <_primary>Remove duplicate messages?</_primary>
+ <secondary>{0}</secondary>
+ <button stock="gtk-cancel" response="GTK_RESPONSE_CANCEL"/>
+ <button stock="gtk-delete" response="GTK_RESPONSE_YES"/>
+ </error>
+
+ <error id="info-no-remove-duplicates" type="info" default="GTK_RESPONSE_OK">
+ <_primary>No duplicate messages found.</_primary>
+ <!-- Translators: {0} is replaced with a folder name -->
+ <_secondary>Folder '{0}' doesn't contain any duplicate message.</_secondary>
+ <button stock="gtk-ok" response="GTK_RESPONSE_OK"/>
+ </error>
</error-list>
diff --git a/modules/mail/e-mail-shell-view-actions.c b/modules/mail/e-mail-shell-view-actions.c
index b62e7c1a00..fa083bf6f2 100644
--- a/modules/mail/e-mail-shell-view-actions.c
+++ b/modules/mail/e-mail-shell-view-actions.c
@@ -413,6 +413,133 @@ action_mail_folder_rename_cb (GtkAction *action,
em_folder_tree_edit_selected (folder_tree);
}
+static gchar*
+get_message_checksum (CamelFolder *folder, const gchar *uid)
+{
+ static const GChecksumType duplicate_csum = G_CHECKSUM_SHA256;
+
+ CamelMimeMessage *msg;
+ GError *error = NULL;
+ CamelDataWrapper *content;
+ CamelStream *mem;
+ GByteArray *buffer;
+ gchar *digest = NULL;
+
+ msg = camel_folder_get_message_sync (folder, uid, NULL, &error);
+
+ if (error || !msg) {
+ if (error)
+ g_error_free (error);;
+ return NULL;
+ }
+
+ /* get message contents */
+ content = camel_medium_get_content ((CamelMedium *) msg);
+ if (!content)
+ return NULL;
+
+ /* calculate checksum */
+ mem = camel_stream_mem_new ();
+ camel_data_wrapper_decode_to_stream_sync (content, mem, NULL, NULL);
+
+ buffer = camel_stream_mem_get_byte_array (CAMEL_STREAM_MEM (mem));
+ if (buffer)
+ digest = g_compute_checksum_for_data (duplicate_csum, buffer->data, buffer->len);
+
+ g_object_unref (mem);
+ g_object_unref (msg);
+
+ return digest;
+}
+
+static gboolean
+message_is_duplicated (GHashTable *messages, guint64 id, gchar *digest)
+{
+ gchar *hash_digest = g_hash_table_lookup (messages, &id);
+
+ if (!hash_digest)
+ return FALSE;
+
+ return g_str_equal (digest, hash_digest);
+}
+
+static void
+action_mail_folder_remove_duplicates (GtkAction *action, EMailShellView *mail_shell_view)
+{
+ EShellView *shell_view;
+ EShellContent *shell_content;
+ GtkWindow *parent;
+ EMailReader *reader;
+ MessageList *message_list;
+ CamelFolder *folder;
+ GHashTable *messages;
+ GPtrArray *uids, *dups;
+ gint i;
+
+ shell_view = E_SHELL_VIEW (mail_shell_view);
+ shell_content = e_shell_view_get_shell_content (shell_view);
+ parent = GTK_WINDOW (e_shell_view_get_shell_window (shell_view));
+
+ reader = E_MAIL_READER (shell_content);
+ message_list = MESSAGE_LIST (e_mail_reader_get_message_list (reader));
+ uids = message_list_get_uids (message_list);
+ folder = message_list->folder;
+
+ messages = g_hash_table_new_full (g_int_hash, g_int_equal, g_free, g_free);
+ dups = g_ptr_array_new();
+
+ for (i = 0; i < uids->len; i++) {
+ CamelMessageInfo *msg_info = camel_folder_get_message_info (folder, uids->pdata[i]);
+ const CamelSummaryMessageID *mid = camel_message_info_message_id (msg_info);
+ guint32 flags = camel_message_info_flags (msg_info);
+
+ if (!(flags & CAMEL_MESSAGE_DELETED)) {
+ gchar *digest = get_message_checksum (folder, uids->pdata[i]);
+
+ if (digest) {
+ if (message_is_duplicated (messages, mid->id.id, digest)) {
+ g_ptr_array_add (dups, uids->pdata[i]);
+ g_free (digest);
+ } else {
+ guint64 *id;
+ id = g_new0 (guint64, 1);
+ *id = mid->id.id;
+ g_hash_table_insert (messages, id, digest);
+ }
+ }
+ }
+
+ camel_message_info_free (msg_info);
+ }
+
+ if (dups->len == 0) {
+ em_utils_prompt_user (parent, NULL, "mail:info-no-remove-duplicates", camel_folder_get_name (folder), NULL);
+ } else {
+ gchar *msg = g_strdup_printf (ngettext (
+ /* Translators: %s is replaced with a folder name
+ %d with count of duplicate messages. */
+ _("Folder '%s' contains %d duplicate message. Are you sure you want to delete it?"),
+ _("Folder '%s' contains %d duplicate messages. Are you sure you want to delete them?"),
+ dups->len),
+ camel_folder_get_name (folder), dups->len);
+
+ if (em_utils_prompt_user (parent, NULL, "mail:ask-remove-duplicates", msg, NULL)) {
+ gint ii;
+
+ camel_folder_freeze (folder);
+ for (ii = 0; ii < dups->len; ii++)
+ camel_folder_delete_message (folder, g_ptr_array_index (dups, ii));
+ camel_folder_thaw (folder);
+ }
+
+ g_free (msg);
+ }
+
+ g_hash_table_destroy (messages);
+ em_utils_uids_free (uids);
+ g_ptr_array_free (dups, TRUE);
+}
+
static void
action_mail_folder_select_thread_cb (GtkAction *action,
EMailShellView *mail_shell_view)
@@ -1074,6 +1201,13 @@ static GtkActionEntry mail_entries[] = {
N_("Change the name of this folder"),
G_CALLBACK (action_mail_folder_rename_cb) },
+ { "mail-folder-remove-duplicates",
+ NULL,
+ N_("Remo_ve duplicate messages"),
+ "",
+ N_("Remove all duplicate messages"),
+ G_CALLBACK (action_mail_folder_remove_duplicates) },
+
{ "mail-folder-select-thread",
NULL,
N_("Select Message _Thread"),
diff --git a/modules/mail/e-mail-shell-view-actions.h b/modules/mail/e-mail-shell-view-actions.h
index 5eb015bd47..accabc023f 100644
--- a/modules/mail/e-mail-shell-view-actions.h
+++ b/modules/mail/e-mail-shell-view-actions.h
@@ -85,6 +85,8 @@
E_SHELL_WINDOW_ACTION ((window), "mail-folder-rename")
#define E_SHELL_WINDOW_ACTION_MAIL_FOLDER_SELECT_ALL(window) \
E_SHELL_WINDOW_ACTION ((window), "mail-folder-select-all")
+#define E_SHELL_WINDOW_ACTION_MAIL_FOLDER_REMOVE_DUPLICATES(window) \
+ E_SHELL_WINDOW_ACTION ((window), "mail-folder-remove-duplicates")
#define E_SHELL_WINDOW_ACTION_MAIL_FOLDER_SELECT_THREAD(window) \
E_SHELL_WINDOW_ACTION ((window), "mail-folder-select-thread")
#define E_SHELL_WINDOW_ACTION_MAIL_FOLDER_SELECT_SUBTHREAD(window) \
diff --git a/ui/evolution-mail.ui b/ui/evolution-mail.ui
index d158cf862b..4589dc6b46 100644
--- a/ui/evolution-mail.ui
+++ b/ui/evolution-mail.ui
@@ -45,6 +45,7 @@
<menuitem action='mail-folder-select-thread'/>
<menuitem action='mail-folder-select-subthread'/>
<menuitem action='mail-folder-mark-all-as-read'/>
+ <menuitem action='mail-folder-remove-duplicates'/>
<menuitem action='mail-folder-expunge'/>
<separator/>
<menuitem action='mail-folder-rename'/>