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-rw-r--r--mail/e-mail-reader-utils.c587
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+/*
+ * 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 '&nbsp;' is a space */
+ if (g_ascii_strncasecmp (cp, "&nbsp;", 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);
+ }
+
+ 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);
+}
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