Merge commit 'origin/kill-bonobo'

1 files changed, 587 insertions, 0 deletions

diff --git a/mail/e-mail-reader-utils.c b/mail/e-mail-reader-utils.c
new file mode 100644
index 0000000000..ddede8c2ce
--- /dev/null
+++ b/mail/e-mail-reader-utils.c
@@ -0,0 +1,587 @@
+/*
+ * 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);
+}