/*
* e-mail-reader-utils.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)
*
*/
/* Miscellaneous utility functions used by EMailReader actions. */
#include "e-mail-reader-utils.h"
#include <glib/gi18n.h>
#include <gtkhtml/gtkhtml.h>
#include <camel/camel-mime-message.h>
#include <camel/camel-vee-folder.h>
#include <camel/camel-vee-store.h>
#include "e-util/e-error.h"
#include "filter/filter-rule.h"
#include "mail/e-mail-browser.h"
#include "mail/em-composer-utils.h"
#include "mail/em-format-html-print.h"
#include "mail/em-utils.h"
#include "mail/mail-autofilter.h"
#include "mail/mail-ops.h"
#include "mail/mail-tools.h"
#include "mail/mail-vfolder.h"
void
e_mail_reader_activate (EMailReader *reader,
const gchar *action_name)
{
GtkActionGroup *action_group;
GtkAction *action;
g_return_if_fail (E_IS_MAIL_READER (reader));
g_return_if_fail (action_name != NULL);
action_group = e_mail_reader_get_action_group (reader);
action = gtk_action_group_get_action (action_group, action_name);
g_return_if_fail (action != NULL);
gtk_action_activate (action);
}
gboolean
e_mail_reader_confirm_delete (EMailReader *reader)
{
EShell *shell;
EShellBackend *shell_backend;
EShellSettings *shell_settings;
MessageList *message_list;
CamelFolder *folder;
GtkWidget *check_button;
GtkWidget *content_area;
GtkWidget *dialog;
GtkWindow *window;
const gchar *label;
gboolean prompt_delete_in_vfolder;
gint response;
/* Remind users what deleting from a search folder does. */
g_return_val_if_fail (E_IS_MAIL_READER (reader), FALSE);
message_list = e_mail_reader_get_message_list (reader);
window = e_mail_reader_get_window (reader);
shell_backend = e_mail_reader_get_shell_backend (reader);
shell = e_shell_backend_get_shell (shell_backend);
shell_settings = e_shell_get_shell_settings (shell);
folder = message_list->folder;
prompt_delete_in_vfolder = e_shell_settings_get_boolean (
shell_settings, "mail-prompt-delete-in-vfolder");
if (!CAMEL_IS_VEE_STORE (folder->parent_store))
return TRUE;
if (!prompt_delete_in_vfolder)
return TRUE;
dialog = e_error_new (
window, "mail:ask-delete-vfolder-msg",
folder->full_name, NULL);
/* XXX e-error should provide a widget layout and API suitable
* for packing additional widgets to the right of the alert
* icon. But for now, screw it. */
label = _("Do not ask me again");
content_area = gtk_dialog_get_content_area (GTK_DIALOG (dialog));
check_button = gtk_check_button_new_with_label (label);
gtk_box_pack_start (
GTK_BOX (content_area), check_button, TRUE, TRUE, 6);
gtk_widget_show (check_button);
response = gtk_dialog_run (GTK_DIALOG (dialog));
if (response == GTK_RESPONSE_OK)
e_shell_settings_set_boolean (
shell_settings,
"mail-prompt-delete-in-vfolder",
gtk_toggle_button_get_active (
GTK_TOGGLE_BUTTON (check_button)));
gtk_widget_destroy (dialog);
return (response == GTK_RESPONSE_OK);
}
void
e_mail_reader_mark_as_read (EMailReader *reader,
const gchar *uid)
{
EMFormatHTMLDisplay *html_display;
MessageList *message_list;
CamelFolder *folder;
guint32 mask, set;
guint32 flags;
g_return_if_fail (E_IS_MAIL_READER (reader));
g_return_if_fail (uid != NULL);
html_display = e_mail_reader_get_html_display (reader);
message_list = e_mail_reader_get_message_list (reader);
folder = message_list->folder;
flags = camel_folder_get_message_flags (folder, uid);
if (!(flags & CAMEL_MESSAGE_SEEN)) {
CamelMimeMessage *message;
message = ((EMFormat *) html_display)->message;
em_utils_handle_receipt (folder, uid, message);
}
mask = CAMEL_MESSAGE_SEEN;
set = CAMEL_MESSAGE_SEEN;
camel_folder_set_message_flags (folder, uid, mask, set);
}
guint
e_mail_reader_mark_selected (EMailReader *reader,
guint32 mask,
guint32 set)
{
MessageList *message_list;
CamelFolder *folder;
GPtrArray *uids;
guint ii;
g_return_val_if_fail (E_IS_MAIL_READER (reader), 0);
message_list = e_mail_reader_get_message_list (reader);
folder = message_list->folder;
if (folder == NULL)
return 0;
camel_folder_freeze (folder);
uids = message_list_get_selected (message_list);
for (ii = 0; ii < uids->len; ii++)
camel_folder_set_message_flags (
folder, uids->pdata[ii], mask, set);
message_list_free_uids (message_list, uids);
camel_folder_thaw (folder);
return ii;
}
guint
e_mail_reader_open_selected (EMailReader *reader)
{
EShellBackend *shell_backend;
MessageList *message_list;
CamelFolder *folder;
GtkWindow *window;
GPtrArray *views;
GPtrArray *uids;
const gchar *folder_uri;
guint ii;
g_return_val_if_fail (E_IS_MAIL_READER (reader), 0);
message_list = e_mail_reader_get_message_list (reader);
shell_backend = e_mail_reader_get_shell_backend (reader);
window = e_mail_reader_get_window (reader);
folder = message_list->folder;
folder_uri = message_list->folder_uri;
uids = message_list_get_selected (message_list);
if (uids->len >= 10) {
gchar *len_str;
gboolean proceed;
len_str = g_strdup_printf ("%d", uids->len);
proceed = em_utils_prompt_user (
window, "/apps/evolution/mail/prompts/open_many",
"mail:ask-open-many", len_str, NULL);
g_free (len_str);
if (!proceed) {
message_list_free_uids (message_list, uids);
return 0;
}
}
if (em_utils_folder_is_drafts (folder, folder_uri) ||
em_utils_folder_is_outbox (folder, folder_uri) ||
em_utils_folder_is_templates (folder, folder_uri)) {
em_utils_edit_messages (folder, uids, TRUE);
return uids->len;
}
views = g_ptr_array_new ();
/* For vfolders we need to edit the original, not the vfolder copy. */
for (ii = 0; ii < uids->len; ii++) {
const gchar *uid = uids->pdata[ii];
CamelFolder *real_folder;
CamelMessageInfo *info;
gchar *real_folder_uri;
gchar *real_uid;
if (!CAMEL_IS_VEE_FOLDER (folder)) {
g_ptr_array_add (views, g_strdup (uid));
continue;
}
info = camel_folder_get_message_info (folder, uid);
if (info == NULL)
continue;
real_folder = camel_vee_folder_get_location (
CAMEL_VEE_FOLDER (folder),
(CamelVeeMessageInfo *) info, &real_uid);
real_folder_uri = mail_tools_folder_to_url (real_folder);
if (em_utils_folder_is_drafts (real_folder, real_folder_uri) ||
em_utils_folder_is_outbox (real_folder, real_folder_uri)) {
GPtrArray *edits;
edits = g_ptr_array_new ();
g_ptr_array_add (edits, real_uid);
em_utils_edit_messages (real_folder, edits, TRUE);
} else {
g_free (real_uid);
g_ptr_array_add (views, g_strdup (uid));
}
g_free (real_folder_uri);
}
for (ii = 0; ii < views->len; ii++) {
const gchar *uid = views->pdata[ii];
GtkWidget *browser;
browser = e_mail_browser_new (shell_backend);
e_mail_reader_set_folder (
E_MAIL_READER (browser), folder, folder_uri);
e_mail_reader_set_message (E_MAIL_READER (browser), uid);
gtk_widget_show (browser);
}
g_ptr_array_free (views, TRUE);
message_list_free_uids (message_list, uids);
return ii;
}
void
e_mail_reader_print (EMailReader *reader,
GtkPrintOperationAction action)
{
MessageList *message_list;
EMFormatHTMLDisplay *html_display;
EMFormatHTMLPrint *html_print;
CamelFolder *folder;
GPtrArray *uids;
g_return_if_fail (E_IS_MAIL_READER (reader));
html_display = e_mail_reader_get_html_display (reader);
message_list = e_mail_reader_get_message_list (reader);
folder = message_list->folder;
g_return_if_fail (folder != NULL);
/* XXX Learn to handle len > 1. */
uids = message_list_get_selected (message_list);
if (uids->len != 1)
goto exit;
html_print = em_format_html_print_new (
(EMFormatHTML *) html_display, action);
em_format_merge_handler (
(EMFormat *) html_print,
(EMFormat *) html_display);
em_format_html_print_message (html_print, folder, uids->pdata[0]);
g_object_unref (html_print);
exit:
message_list_free_uids (message_list, uids);
}
/* Helper for e_mail_reader_reply_to_message()
* XXX This function belongs in e-html-utils.c */
static gboolean
html_contains_nonwhitespace (const gchar *html,
gint len)
{
const gchar *cp;
gunichar uc = 0;
if (html == NULL || len <= 0)
return FALSE;
cp = html;
while (cp != NULL && cp - html < len) {
uc = g_utf8_get_char (cp);
if (uc == 0)
break;
if (uc == '<') {
/* skip until next '>' */
uc = g_utf8_get_char (cp);
while (uc != 0 && uc != '>' && cp - html < len) {
cp = g_utf8_next_char (cp);
uc = g_utf8_get_char (cp);
}
if (uc == 0)
break;
} else if (uc == '&') {
/* sequence ' ' is a space */
if (g_ascii_strncasecmp (cp, " ", 6) == 0)
cp = cp + 5;
else
break;
} else if (!g_unichar_isspace (uc))
break;
cp = g_utf8_next_char (cp);
}
return cp - html < len - 1 && uc != 0;
}
void
e_mail_reader_reply_to_message (EMailReader *reader,
gint reply_mode)
{
EMFormatHTMLDisplay *html_display;
MessageList *message_list;
CamelMimeMessage *new_message;
CamelMimeMessage *src_message;
CamelFolder *folder;
GtkWindow *window;
GtkHTML *html;
struct _camel_header_raw *header;
const gchar *uid;
gchar *selection = NULL;
gint length;
/* This handles quoting only selected text in the reply. If
* nothing is selected or only whitespace is selected, fall
* back to the normal em_utils_reply_to_message(). */
g_return_if_fail (E_IS_MAIL_READER (reader));
html_display = e_mail_reader_get_html_display (reader);
html = ((EMFormatHTML *) html_display)->html;
message_list = e_mail_reader_get_message_list (reader);
window = e_mail_reader_get_window (reader);
folder = message_list->folder;
uid = message_list->cursor_uid;
g_return_if_fail (uid != NULL);
if (!gtk_html_command (html, "is-selection-active"))
goto whole_message;
selection = gtk_html_get_selection_html (html, &length);
if (selection == NULL || *selection == '\0')
goto whole_message;
if (!html_contains_nonwhitespace (selection, length))
goto whole_message;
src_message =
CAMEL_MIME_MESSAGE (((EMFormat *) html_display)->message);
new_message = camel_mime_message_new ();
/* Filter out "content-*" headers. */
header = CAMEL_MIME_PART (src_message)->headers;
while (header != NULL) {
if (g_ascii_strncasecmp (header->name, "content-", 8) != 0)
camel_medium_add_header (
CAMEL_MEDIUM (new_message),
header->name, header->value);
header = header->next;
}
camel_mime_part_set_encoding (
CAMEL_MIME_PART (new_message),
CAMEL_TRANSFER_ENCODING_8BIT);
camel_mime_part_set_content (
CAMEL_MIME_PART (new_message),
selection, length, "text/html");
em_utils_reply_to_message (
folder, uid, new_message, reply_mode, NULL);
g_free (selection);
return;
whole_message:
em_utils_reply_to_message (
folder, uid, NULL, reply_mode, (EMFormat *) html_display);
}
void
e_mail_reader_select_next_message (EMailReader *reader,
gboolean or_else_previous)
{
MessageList *message_list;
gboolean hide_deleted;
gboolean success;
g_return_if_fail (E_IS_MAIL_READER (reader));
hide_deleted = e_mail_reader_get_hide_deleted (reader);
message_list = e_mail_reader_get_message_list (reader);
success = message_list_select (
message_list, MESSAGE_LIST_SELECT_NEXT, 0, 0);
if (!success && (hide_deleted || or_else_previous))
message_list_select (
message_list, MESSAGE_LIST_SELECT_PREVIOUS, 0, 0);
}
/* Helper for e_mail_reader_create_filter_from_selected() */
static void
mail_reader_create_filter_cb (CamelFolder *folder,
const gchar *uid,
CamelMimeMessage *message,
gpointer user_data)
{
struct {
const gchar *source;
gint type;
} *filter_data = user_data;
if (message != NULL)
filter_gui_add_from_message (
message, filter_data->source, filter_data->type);
g_free (filter_data);
}
void
e_mail_reader_create_filter_from_selected (EMailReader *reader,
gint filter_type)
{
MessageList *message_list;
CamelFolder *folder;
const gchar *filter_source;
const gchar *folder_uri;
GPtrArray *uids;
struct {
const gchar *source;
gint type;
} *filter_data;
g_return_if_fail (E_IS_MAIL_READER (reader));
message_list = e_mail_reader_get_message_list (reader);
folder = message_list->folder;
folder_uri = message_list->folder_uri;
if (em_utils_folder_is_sent (folder, folder_uri))
filter_source = FILTER_SOURCE_OUTGOING;
else if (em_utils_folder_is_outbox (folder, folder_uri))
filter_source = FILTER_SOURCE_OUTGOING;
else
filter_source = FILTER_SOURCE_INCOMING;
uids = message_list_get_selected (message_list);
if (uids->len == 1) {
filter_data = g_malloc (sizeof (*filter_data));
filter_data->source = filter_source;
filter_data->type = filter_type;
mail_get_message (
folder, uids->pdata[0],
mail_reader_create_filter_cb,
filter_data, mail_msg_unordered_push);
}
em_utils_uids_free (uids);
}
/* Helper for e_mail_reader_create_vfolder_from_selected() */
static void
mail_reader_create_vfolder_cb (CamelFolder *folder,
const gchar *uid,
CamelMimeMessage *message,
gpointer user_data)
{
struct {
gchar *uri;
gint type;
} *vfolder_data = user_data;
if (message != NULL)
vfolder_gui_add_from_message (
message, vfolder_data->type, vfolder_data->uri);
g_free (vfolder_data->uri);
g_free (vfolder_data);
}
void
e_mail_reader_create_vfolder_from_selected (EMailReader *reader,
gint vfolder_type)
{
MessageList *message_list;
CamelFolder *folder;
const gchar *folder_uri;
GPtrArray *uids;
struct {
gchar *uri;
gint type;
} *vfolder_data;
g_return_if_fail (E_IS_MAIL_READER (reader));
message_list = e_mail_reader_get_message_list (reader);
folder = message_list->folder;
folder_uri = message_list->folder_uri;
uids = message_list_get_selected (message_list);
if (uids->len == 1) {
vfolder_data = g_malloc (sizeof (*vfolder_data));
vfolder_data->uri = g_strdup (folder_uri);
vfolder_data->type = vfolder_type;
mail_get_message (
folder, uids->pdata[0],
mail_reader_create_vfolder_cb,
vfolder_data, mail_msg_unordered_push);
}
em_utils_uids_free (uids);
}
