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+/*
+ * e-attachment-handler-mail.c
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with the program; if not, see <http://www.gnu.org/licenses/>
+ *
+ *
+ * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
+ *
+ */
+
+#include "e-attachment-handler-mail.h"
+
+#include <glib/gi18n.h>
+#include <camel/camel-folder.h>
+#include <camel/camel-stream-mem.h>
+
+#include "e-util/e-error.h"
+#include "mail/em-composer-utils.h"
+#include "mail/mail-tools.h"
+
+#define E_ATTACHMENT_HANDLER_MAIL_GET_PRIVATE(obj) \
+ (G_TYPE_INSTANCE_GET_PRIVATE \
+ ((obj), E_TYPE_ATTACHMENT_HANDLER_MAIL, EAttachmentHandlerMailPrivate))
+
+struct _EAttachmentHandlerMailPrivate {
+ gint placeholder;
+};
+
+static gpointer parent_class;
+
+static const gchar *ui =
+"<ui>"
+" <popup name='context'>"
+" <placeholder name='custom-actions'>"
+" <menuitem action='mail-reply-sender'/>"
+" <menuitem action='mail-reply-all'/>"
+" <menuitem action='mail-forward'/>"
+" </placeholder>"
+" </popup>"
+"</ui>";
+
+/* Note: Do not use the info field. */
+static GtkTargetEntry target_table[] = {
+ { "message/rfc822", 0, 0 },
+ { "x-uid-list", 0, 0 }
+};
+
+static void
+attachment_handler_mail_forward (GtkAction *action,
+ EAttachmentView *view)
+{
+ EAttachment *attachment;
+ CamelMimePart *mime_part;
+ CamelDataWrapper *wrapper;
+ GList *selected;
+
+ selected = e_attachment_view_get_selected_attachments (view);
+ g_return_if_fail (g_list_length (selected) == 1);
+
+ attachment = E_ATTACHMENT (selected->data);
+ mime_part = e_attachment_get_mime_part (attachment);
+ wrapper = camel_medium_get_content_object (CAMEL_MEDIUM (mime_part));
+
+ em_utils_forward_message (CAMEL_MIME_MESSAGE (wrapper), NULL);
+
+ g_list_foreach (selected, (GFunc) g_object_unref, NULL);
+ g_list_free (selected);
+}
+
+static void
+attachment_handler_mail_reply_all (GtkAction *action,
+ EAttachmentView *view)
+{
+ EAttachment *attachment;
+ CamelMimePart *mime_part;
+ CamelDataWrapper *wrapper;
+ GList *selected;
+
+ selected = e_attachment_view_get_selected_attachments (view);
+ g_return_if_fail (g_list_length (selected) == 1);
+
+ attachment = E_ATTACHMENT (selected->data);
+ mime_part = e_attachment_get_mime_part (attachment);
+ wrapper = camel_medium_get_content_object (CAMEL_MEDIUM (mime_part));
+
+ em_utils_reply_to_message (
+ NULL, NULL, CAMEL_MIME_MESSAGE (wrapper),
+ REPLY_MODE_ALL, NULL);
+
+ g_list_foreach (selected, (GFunc) g_object_unref, NULL);
+ g_list_free (selected);
+}
+
+static void
+attachment_handler_mail_reply_sender (GtkAction *action,
+ EAttachmentView *view)
+{
+ EAttachment *attachment;
+ CamelMimePart *mime_part;
+ CamelDataWrapper *wrapper;
+ GList *selected;
+
+ selected = e_attachment_view_get_selected_attachments (view);
+ g_return_if_fail (g_list_length (selected) == 1);
+
+ attachment = E_ATTACHMENT (selected->data);
+ mime_part = e_attachment_get_mime_part (attachment);
+ wrapper = camel_medium_get_content_object (CAMEL_MEDIUM (mime_part));
+
+ em_utils_reply_to_message (
+ NULL, NULL, CAMEL_MIME_MESSAGE (wrapper),
+ REPLY_MODE_SENDER, NULL);
+
+ g_list_foreach (selected, (GFunc) g_object_unref, NULL);
+ g_list_free (selected);
+}
+
+static GtkActionEntry standard_entries[] = {
+
+ { "mail-forward",
+ "mail-forward",
+ N_("_Forward"),
+ NULL,
+ NULL, /* XXX Add a tooltip! */
+ G_CALLBACK (attachment_handler_mail_forward) },
+
+ { "mail-reply-all",
+ "mail-reply-all",
+ N_("Reply to _All"),
+ NULL,
+ NULL, /* XXX Add a tooltip! */
+ G_CALLBACK (attachment_handler_mail_reply_all) },
+
+ { "mail-reply-sender",
+ "mail-reply-sender",
+ N_("_Reply to Sender"),
+ NULL,
+ NULL, /* XXX Add a tooltip! */
+ G_CALLBACK (attachment_handler_mail_reply_sender) }
+};
+
+static void
+attachment_handler_mail_message_rfc822 (EAttachmentView *view,
+ GdkDragContext *drag_context,
+ gint x,
+ gint y,
+ GtkSelectionData *selection_data,
+ guint info,
+ guint time)
+{
+ static GdkAtom atom = GDK_NONE;
+ EAttachmentStore *store;
+ EAttachment *attachment;
+ CamelMimeMessage *message;
+ CamelDataWrapper *wrapper;
+ CamelStream *stream;
+ const gchar *data;
+ gboolean success = FALSE;
+ gpointer parent;
+ gint length;
+
+ if (G_UNLIKELY (atom == GDK_NONE))
+ atom = gdk_atom_intern_static_string ("message/rfc822");
+
+ if (gtk_selection_data_get_target (selection_data) != atom)
+ return;
+
+ g_signal_stop_emission_by_name (view, "drag-data-received");
+
+ data = (const gchar *) gtk_selection_data_get_data (selection_data);
+ length = gtk_selection_data_get_length (selection_data);
+
+ stream = camel_stream_mem_new ();
+ camel_stream_write (stream, data, length);
+ camel_stream_reset (stream);
+
+ message = camel_mime_message_new ();
+ wrapper = CAMEL_DATA_WRAPPER (message);
+
+ if (camel_data_wrapper_construct_from_stream (wrapper, stream) == -1)
+ goto exit;
+
+ store = e_attachment_view_get_store (view);
+
+ parent = gtk_widget_get_toplevel (GTK_WIDGET (view));
+ parent = GTK_WIDGET_TOPLEVEL (parent) ? parent : NULL;
+
+ attachment = e_attachment_new_for_message (message);
+ e_attachment_store_add_attachment (store, attachment);
+ e_attachment_load_async (
+ attachment, (GAsyncReadyCallback)
+ e_attachment_load_handle_error, parent);
+ g_object_unref (attachment);
+
+ success = TRUE;
+
+exit:
+ camel_object_unref (message);
+ camel_object_unref (stream);
+
+ gtk_drag_finish (drag_context, success, FALSE, time);
+}
+
+static void
+attachment_handler_mail_x_uid_list (EAttachmentView *view,
+ GdkDragContext *drag_context,
+ gint x,
+ gint y,
+ GtkSelectionData *selection_data,
+ guint info,
+ guint time)
+{
+ static GdkAtom atom = GDK_NONE;
+ CamelException ex = CAMEL_EXCEPTION_INITIALISER;
+ CamelDataWrapper *wrapper;
+ CamelMimeMessage *message;
+ CamelMultipart *multipart;
+ CamelMimePart *mime_part;
+ CamelFolder *folder = NULL;
+ EAttachment *attachment;
+ EAttachmentStore *store;
+ GPtrArray *uids;
+ const gchar *data;
+ const gchar *cp, *end;
+ gchar *description;
+ gpointer parent;
+ gint length;
+ guint ii;
+
+ if (G_UNLIKELY (atom == GDK_NONE))
+ atom = gdk_atom_intern_static_string ("x-uid-list");
+
+ if (gtk_selection_data_get_target (selection_data) != atom)
+ return;
+
+ store = e_attachment_view_get_store (view);
+
+ parent = gtk_widget_get_toplevel (GTK_WIDGET (view));
+ parent = GTK_WIDGET_TOPLEVEL (parent) ? parent : NULL;
+
+ uids = g_ptr_array_new ();
+
+ data = (const gchar *) gtk_selection_data_get_data (selection_data);
+ length = gtk_selection_data_get_length (selection_data);
+
+ /* The UID list is delimited by NUL characters.
+ * Brilliant. So we can't use g_strsplit(). */
+
+ cp = data;
+ end = data + length;
+
+ while (cp < end) {
+ const gchar *start = cp;
+
+ while (cp < end && *cp != '\0')
+ cp++;
+
+ /* Skip the first string. */
+ if (start > data)
+ g_ptr_array_add (uids, g_strndup (start, cp - start));
+
+ cp++;
+ }
+
+ if (uids->len == 0)
+ goto exit;
+
+ /* The first string is the folder URI. */
+ folder = mail_tool_uri_to_folder (data, 0, &ex);
+ if (folder == NULL)
+ goto exit;
+
+ /* Handle one message. */
+ if (uids->len == 1) {
+ message = camel_folder_get_message (
+ folder, uids->pdata[0], &ex);
+ if (message == NULL)
+ goto exit;
+
+ attachment = e_attachment_new_for_message (message);
+ e_attachment_store_add_attachment (store, attachment);
+ e_attachment_load_async (
+ attachment, (GAsyncReadyCallback)
+ e_attachment_load_handle_error, parent);
+ g_object_unref (attachment);
+
+ camel_object_unref (message);
+ goto exit;
+ }
+
+ /* Build a multipart/digest message out of the UIDs. */
+
+ multipart = camel_multipart_new ();
+ wrapper = CAMEL_DATA_WRAPPER (multipart);
+ camel_data_wrapper_set_mime_type (wrapper, "multipart/digest");
+ camel_multipart_set_boundary (multipart, NULL);
+
+ for (ii = 0; ii < uids->len; ii++) {
+ message = camel_folder_get_message (
+ folder, uids->pdata[ii], &ex);
+ if (message == NULL) {
+ camel_object_unref (multipart);
+ goto exit;
+ }
+
+ mime_part = camel_mime_part_new ();
+ wrapper = CAMEL_DATA_WRAPPER (message);
+ camel_mime_part_set_disposition (mime_part, "inline");
+ camel_medium_set_content_object (
+ CAMEL_MEDIUM (mime_part), wrapper);
+ camel_mime_part_set_content_type (mime_part, "message/rfc822");
+ camel_multipart_add_part (multipart, mime_part);
+ camel_object_unref (mime_part);
+
+ camel_object_unref (message);
+ }
+
+ mime_part = camel_mime_part_new ();
+ wrapper = CAMEL_DATA_WRAPPER (multipart);
+ camel_medium_set_content_object (CAMEL_MEDIUM (mime_part), wrapper);
+
+ /* Translators: This is only for multiple messages. */
+ description = g_strdup_printf (_("%d attached messages"), uids->len);
+ camel_mime_part_set_description (mime_part, description);
+ g_free (description);
+
+ attachment = e_attachment_new ();
+ e_attachment_set_mime_part (attachment, mime_part);
+ e_attachment_store_add_attachment (store, attachment);
+ e_attachment_load_async (
+ attachment, (GAsyncReadyCallback)
+ e_attachment_load_handle_error, parent);
+ g_object_unref (attachment);
+
+ camel_object_unref (mime_part);
+ camel_object_unref (multipart);
+
+exit:
+ if (camel_exception_is_set (&ex)) {
+ gchar *folder_name;
+
+ if (folder != NULL)
+ camel_object_get (
+ folder, NULL, CAMEL_FOLDER_NAME,
+ &folder_name, NULL);
+ else
+ folder_name = g_strdup (data);
+
+ e_error_run (
+ parent, "mail-composer:attach-nomessages",
+ folder_name, camel_exception_get_description (&ex),
+ NULL);
+
+ if (folder != NULL)
+ camel_object_free (
+ folder, CAMEL_FOLDER_NAME, folder_name);
+ else
+ g_free (folder_name);
+
+ camel_exception_clear (&ex);
+ }
+
+ if (folder != NULL)
+ camel_object_unref (folder);
+
+ g_ptr_array_free (uids, TRUE);
+
+ g_signal_stop_emission_by_name (view, "drag-data-received");
+}
+
+static void
+attachment_handler_mail_update_actions (EAttachmentView *view)
+{
+ EAttachment *attachment;
+ CamelMimePart *mime_part;
+ CamelDataWrapper *wrapper;
+ GtkActionGroup *action_group;
+ GList *selected;
+ gboolean visible = FALSE;
+
+ selected = e_attachment_view_get_selected_attachments (view);
+
+ if (g_list_length (selected) != 1)
+ goto exit;
+
+ attachment = E_ATTACHMENT (selected->data);
+ mime_part = e_attachment_get_mime_part (attachment);
+
+ if (!CAMEL_IS_MIME_PART (mime_part))
+ goto exit;
+
+ wrapper = camel_medium_get_content_object (CAMEL_MEDIUM (mime_part));
+
+ visible = CAMEL_IS_MIME_MESSAGE (wrapper);
+
+exit:
+ action_group = e_attachment_view_get_action_group (view, "mail");
+ gtk_action_group_set_visible (action_group, visible);
+
+ g_list_foreach (selected, (GFunc) g_object_unref, NULL);
+ g_list_free (selected);
+}
+
+static void
+attachment_handler_mail_constructed (GObject *object)
+{
+ EAttachmentHandler *handler;
+ EAttachmentView *view;
+ GtkActionGroup *action_group;
+ GtkUIManager *ui_manager;
+ GError *error = NULL;
+
+ handler = E_ATTACHMENT_HANDLER (object);
+
+ /* Chain up to parent's constructed() method. */
+ G_OBJECT_CLASS (parent_class)->constructed (object);
+
+ view = e_attachment_handler_get_view (handler);
+
+ action_group = e_attachment_view_add_action_group (view, "mail");
+ gtk_action_group_add_actions (
+ action_group, standard_entries,
+ G_N_ELEMENTS (standard_entries), view);
+
+ ui_manager = e_attachment_view_get_ui_manager (view);
+ gtk_ui_manager_add_ui_from_string (ui_manager, ui, -1, &error);
+
+ if (error != NULL) {
+ g_warning ("%s", error->message);
+ g_error_free (error);
+ }
+
+ g_signal_connect (
+ view, "update-actions",
+ G_CALLBACK (attachment_handler_mail_update_actions),
+ NULL);
+
+ g_signal_connect (
+ view, "drag-data-received",
+ G_CALLBACK (attachment_handler_mail_message_rfc822),
+ NULL);
+
+ g_signal_connect (
+ view, "drag-data-received",
+ G_CALLBACK (attachment_handler_mail_x_uid_list),
+ NULL);
+}
+
+static GdkDragAction
+attachment_handler_mail_get_drag_actions (EAttachmentHandler *handler)
+{
+ return GDK_ACTION_COPY;
+}
+
+static const GtkTargetEntry *
+attachment_handler_mail_get_target_table (EAttachmentHandler *handler,
+ guint *n_targets)
+{
+ if (n_targets != NULL)
+ *n_targets = G_N_ELEMENTS (target_table);
+
+ return target_table;
+}
+
+static void
+attachment_handler_mail_class_init (EAttachmentHandlerMailClass *class)
+{
+ GObjectClass *object_class;
+ EAttachmentHandlerClass *handler_class;
+
+ parent_class = g_type_class_peek_parent (class);
+ g_type_class_add_private (class, sizeof (EAttachmentHandlerMailPrivate));
+
+ object_class = G_OBJECT_CLASS (class);
+ object_class->constructed = attachment_handler_mail_constructed;
+
+ handler_class = E_ATTACHMENT_HANDLER_CLASS (class);
+ handler_class->get_drag_actions = attachment_handler_mail_get_drag_actions;
+ handler_class->get_target_table = attachment_handler_mail_get_target_table;
+}
+
+static void
+attachment_handler_mail_init (EAttachmentHandlerMail *handler)
+{
+ handler->priv = E_ATTACHMENT_HANDLER_MAIL_GET_PRIVATE (handler);
+}
+
+GType
+e_attachment_handler_mail_get_type (void)
+{
+ static GType type = 0;
+
+ if (G_UNLIKELY (type == 0)) {
+ static const GTypeInfo type_info = {
+ sizeof (EAttachmentHandlerMailClass),
+ (GBaseInitFunc) NULL,
+ (GBaseFinalizeFunc) NULL,
+ (GClassInitFunc) attachment_handler_mail_class_init,
+ (GClassFinalizeFunc) NULL,
+ NULL, /* class_data */
+ sizeof (EAttachmentHandlerMail),
+ 0, /* n_preallocs */
+ (GInstanceInitFunc) attachment_handler_mail_init,
+ NULL /* value_table */
+ };
+
+ type = g_type_register_static (
+ E_TYPE_ATTACHMENT_HANDLER,
+ "EAttachmentHandlerMail", &type_info, 0);
+ }
+
+ return type;
+}