path: root/plugins/templates/templates.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/>
 *
 *
 * Authors:
 *      Diego Escalante Urrelo <diegoe@gnome.org>
 *      Bharath Acharya <abharath@novell.com>
 *
 * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
 * Copyright (C) 2008 - Diego Escalante Urrelo
 *
 */

#include <gtk/gtk.h>
#include <glib.h>
#include <glib/gi18n.h>
#include <string.h>

#include <gconf/gconf-client.h>

#include <e-util/e-config.h>
#include <camel/camel-url.h>
#include <camel/camel-multipart.h>
#include <camel/camel-stream-mem.h>

#include <mail/em-composer-utils.h>
#include <mail/em-popup.h>
#include <mail/mail-session.h>
#include <mail/mail-component.h>
#include <mail/mail-ops.h>
#include <e-util/e-error.h>
#include <e-util/e-plugin.h>
#include <glade/glade.h>

#include <composer/e-msg-composer.h>

#define GCONF_KEY_TEMPLATE_PLACEHOLDERS "/apps/evolution/mail/template_placeholders"

typedef struct {
    GladeXML *xml;
    GConfClient *gconf;
    GtkWidget   *treeview;
    GtkWidget   *clue_add;
    GtkWidget   *clue_edit;
    GtkWidget   *clue_remove;
    GtkListStore *store;
} UIData;

enum {
    CLUE_KEYWORD_COLUMN,
    CLUE_VALUE_COLUMN,
    CLUE_N_COLUMNS
};

typedef struct {
    CamelMimeMessage *msg;
    EMPopupTargetSelect *t;
} UserData;

static gchar * get_content  (CamelMimeMessage *message);

static void reply_with_template (EPopup *ep, EPopupItem *item, gpointer data);

static void popup_free      (EPopup *ep, GSList *l, gpointer data);

static GSList *fill_submenu (CamelStore *store,
                CamelFolderInfo *info,
                GSList *list,
                EMPopupTargetSelect *t);

static GSList *append_to_menu   (CamelFolder *folder,
                GPtrArray *uids,
                GSList *list,
                EMPopupTargetSelect *t);

void org_gnome_templates_popup  (EPlugin *ep, EMPopupTargetSelect *t);

GtkWidget *e_plugin_lib_get_configure_widget    (EPlugin *epl);

gboolean e_plugin_ui_init   (GtkUIManager *ui_manager, EMsgComposer *composer);


/* Thanks to attachment reminder plugin for this*/
static void commit_changes (UIData *ui);

static void  key_cell_edited_callback (GtkCellRendererText *cell, gchar *path_string,
                   gchar *new_text,UIData *ui);

static void  value_cell_edited_callback (GtkCellRendererText *cell, gchar *path_string,
                   gchar *new_text,UIData *ui);

static gboolean clue_foreach_check_isempty (GtkTreeModel *model, GtkTreePath
                    *path, GtkTreeIter *iter, UIData *ui);

static void
selection_changed (GtkTreeSelection *selection, UIData *ui)
{
    GtkTreeModel *model;
    GtkTreeIter iter;

    if (gtk_tree_selection_get_selected (selection, &model, &iter)) {
        gtk_widget_set_sensitive (ui->clue_edit, TRUE);
        gtk_widget_set_sensitive (ui->clue_remove, TRUE);
    } else {
        gtk_widget_set_sensitive (ui->clue_edit, FALSE);
        gtk_widget_set_sensitive (ui->clue_remove, FALSE);
    }
}

static void
destroy_ui_data (gpointer data)
{
    UIData *ui = (UIData *) data;

    if (!ui)
        return;

    g_object_unref (ui->xml);
    g_object_unref (ui->gconf);
    g_free (ui);
}

static void
commit_changes (UIData *ui)
{
    GtkTreeModel *model = NULL;
    GSList *clue_list = NULL;
    GtkTreeIter iter;
    gboolean valid;

    model = gtk_tree_view_get_model (GTK_TREE_VIEW (ui->treeview));
    valid = gtk_tree_model_get_iter_first (model, &iter);

    while (valid) {
        gchar *keyword, *value;
        gchar *key;

        gtk_tree_model_get (model, &iter, CLUE_KEYWORD_COLUMN, &keyword, -1);
        gtk_tree_model_get (model, &iter, CLUE_VALUE_COLUMN, &value, -1);

        /* Check if the keyword and value are not empty */
        if ((keyword) && (value) && (g_utf8_strlen(g_strstrip(keyword), -1) > 0)
            && (g_utf8_strlen(g_strstrip(value), -1) > 0)) {
            key = g_strdup_printf("%s=%s", keyword, value);
            clue_list = g_slist_append (clue_list, key);
        }
        valid = gtk_tree_model_iter_next (model, &iter);
    }

    gconf_client_set_list (ui->gconf, GCONF_KEY_TEMPLATE_PLACEHOLDERS, GCONF_VALUE_STRING, clue_list, NULL);

    g_slist_foreach (clue_list, (GFunc) g_free, NULL);
    g_slist_free (clue_list);
}

static void
clue_check_isempty (GtkTreeModel *model, GtkTreePath *path, GtkTreeIter *iter, UIData *ui)
{
    GtkTreeSelection *selection;
    gchar *keyword = NULL;
    gboolean valid;

    selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (ui->treeview));
    /* move to the previous node */
    valid = gtk_tree_path_prev (path);

    gtk_tree_model_get (model, iter, CLUE_KEYWORD_COLUMN, &keyword, -1);
    if ((keyword) && !(g_utf8_strlen (g_strstrip (keyword), -1) > 0))
        gtk_list_store_remove (ui->store, iter);

    /* Check if we have a valid row to select. If not, then select
     * the previous row */
    if (gtk_list_store_iter_is_valid (GTK_LIST_STORE (model), iter)) {
        gtk_tree_selection_select_iter (selection, iter);
    } else {
        if (path && valid) {
            gtk_tree_model_get_iter (model, iter, path);
            gtk_tree_selection_select_iter (selection, iter);
        }
    }

    gtk_widget_grab_focus (ui->treeview);
    g_free (keyword);
}

static gboolean
clue_foreach_check_isempty (GtkTreeModel *model, GtkTreePath *path, GtkTreeIter *iter, UIData *ui)
{
    gboolean valid;

    valid = gtk_tree_model_get_iter_first (model, iter);
    while (valid && gtk_list_store_iter_is_valid (ui->store, iter)) {
        gchar *keyword = NULL;
        gtk_tree_model_get (model, iter, CLUE_KEYWORD_COLUMN, &keyword, -1);
        /* Check if the keyword is not empty and then emit the row-changed
        signal (if we delete the row, then the iter gets corrupted) */
        if ((keyword) && !(g_utf8_strlen (g_strstrip (keyword), -1) > 0))
            gtk_tree_model_row_changed (model, path, iter);

        g_free (keyword);
        valid = gtk_tree_model_iter_next (model, iter);
    }

    return FALSE;
}

static void
key_cell_edited_callback (GtkCellRendererText *cell,
              gchar               *path_string,
              gchar               *new_text,
              UIData             *ui)
{
    GtkTreeModel *model;
    GtkTreeIter iter;
    gchar *value;

    model = gtk_tree_view_get_model (GTK_TREE_VIEW (ui->treeview));

    gtk_tree_model_get_iter_from_string (model, &iter, path_string);

    gtk_tree_model_get (model, &iter, CLUE_VALUE_COLUMN, &value, -1);
    gtk_list_store_set (GTK_LIST_STORE (model), &iter,
                    CLUE_KEYWORD_COLUMN, new_text, CLUE_VALUE_COLUMN, value, -1);

    commit_changes (ui);
}

static void
value_cell_edited_callback (GtkCellRendererText *cell,
              gchar               *path_string,
              gchar               *new_text,
              UIData             *ui)
{
    GtkTreeModel *model;
    GtkTreeIter iter;
    gchar *keyword;

    model = gtk_tree_view_get_model (GTK_TREE_VIEW (ui->treeview));

    gtk_tree_model_get_iter_from_string (model, &iter, path_string);

    gtk_tree_model_get (model, &iter, CLUE_KEYWORD_COLUMN, &keyword, -1);

    gtk_list_store_set (GTK_LIST_STORE (model), &iter,
                    CLUE_KEYWORD_COLUMN, keyword, CLUE_VALUE_COLUMN, new_text, -1);

    commit_changes (ui);
}

static void
clue_add_clicked (GtkButton *button, UIData *ui)
{
    GtkTreeModel *model;
    GtkTreeIter iter;
    gchar *new_clue = NULL;
    GtkTreeViewColumn *focus_col;
    GtkTreePath *path;

    model = gtk_tree_view_get_model (GTK_TREE_VIEW (ui->treeview));
    gtk_tree_model_foreach (model, (GtkTreeModelForeachFunc) clue_foreach_check_isempty, ui);

    /* Disconnect from signal so that we can create an empty row */
    g_signal_handlers_disconnect_matched(G_OBJECT(model), G_SIGNAL_MATCH_FUNC, 0, 0, NULL, clue_check_isempty, ui);

    /* TODO : Trim and check for blank strings */
    new_clue = g_strdup ("");
    gtk_list_store_append (GTK_LIST_STORE (model), &iter);
    gtk_list_store_set (GTK_LIST_STORE (model), &iter,
                    CLUE_KEYWORD_COLUMN, new_clue, CLUE_VALUE_COLUMN, new_clue, -1);

    focus_col = gtk_tree_view_get_column (GTK_TREE_VIEW (ui->treeview), CLUE_KEYWORD_COLUMN);
    path = gtk_tree_model_get_path (model, &iter);

    if (path) {
        gtk_tree_view_set_cursor (GTK_TREE_VIEW (ui->treeview), path, focus_col, TRUE);
        gtk_tree_view_row_activated(GTK_TREE_VIEW(ui->treeview), path, focus_col);
        gtk_tree_path_free (path);
    }

    /* We have done our job, connect back to the signal */
    g_signal_connect(G_OBJECT(model), "row-changed", G_CALLBACK(clue_check_isempty), ui);
}

static void
clue_remove_clicked (GtkButton *button, UIData *ui)
{
    GtkTreeSelection *selection;
    GtkTreeModel *model;
    GtkTreeIter iter;
    GtkTreePath *path;
    gboolean valid;
    gint len;

    valid = FALSE;
    selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (ui->treeview));
    if (!gtk_tree_selection_get_selected (selection, &model, &iter))
        return;

    /* Get the path and move to the previous node :) */
    path = gtk_tree_model_get_path (model, &iter);
    if (path)
        valid = gtk_tree_path_prev(path);

    gtk_list_store_remove (GTK_LIST_STORE (model), &iter);

    len = gtk_tree_model_iter_n_children (model, NULL);
    if (len > 0) {
        if (gtk_list_store_iter_is_valid (GTK_LIST_STORE(model), &iter)) {
            gtk_tree_selection_select_iter (selection, &iter);
        } else {
            if (path && valid) {
                gtk_tree_model_get_iter(model, &iter, path);
                gtk_tree_selection_select_iter (selection, &iter);
            }
        }
    } else {
        gtk_widget_set_sensitive (ui->clue_edit, FALSE);
        gtk_widget_set_sensitive (ui->clue_remove, FALSE);
    }

    gtk_widget_grab_focus(ui->treeview);
    gtk_tree_path_free (path);

    commit_changes (ui);
}

static void
clue_edit_clicked (GtkButton *button, UIData *ui)
{
    GtkTreeSelection *selection;
    GtkTreeModel *model;
    GtkTreePath *path;
    GtkTreeIter iter;
    GtkTreeViewColumn *focus_col;

    selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (ui->treeview));
    if (!gtk_tree_selection_get_selected (selection, &model, &iter))
        return;

    focus_col = gtk_tree_view_get_column (GTK_TREE_VIEW (ui->treeview), CLUE_KEYWORD_COLUMN);
    path = gtk_tree_model_get_path (model, &iter);

    if (path) {
        gtk_tree_view_set_cursor (GTK_TREE_VIEW (ui->treeview), path, focus_col, TRUE);
        gtk_tree_path_free (path);
    }
}

GtkWidget *
e_plugin_lib_get_configure_widget (EPlugin *epl)
{
    GtkCellRenderer *renderer_key, *renderer_value;
    GtkTreeSelection *selection;
    GtkTreeIter iter;
    GConfClient *gconf = gconf_client_get_default();
    GtkWidget *hbox;
    GSList *clue_list = NULL, *list;
    GtkTreeModel *model;

    UIData *ui = g_new0 (UIData, 1);

    gchar *gladefile;

    gladefile = g_build_filename (EVOLUTION_PLUGINDIR,
            "templates.glade",
            NULL);
    ui->xml = glade_xml_new (gladefile, "templates_configuration_box", NULL);
    g_free (gladefile);

    ui->gconf = gconf_client_get_default ();

    ui->treeview = glade_xml_get_widget (ui->xml, "clue_treeview");

    ui->store = gtk_list_store_new (CLUE_N_COLUMNS, G_TYPE_STRING, G_TYPE_STRING);

    gtk_tree_view_set_model (GTK_TREE_VIEW (ui->treeview), GTK_TREE_MODEL (ui->store));

    renderer_key = gtk_cell_renderer_text_new ();
    gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (ui->treeview), -1, _("Keywords"),
            renderer_key, "text", CLUE_KEYWORD_COLUMN, NULL);
    g_object_set (G_OBJECT (renderer_key), "editable", TRUE, NULL);
    g_signal_connect(renderer_key, "edited", (GCallback) key_cell_edited_callback, ui);

    renderer_value = gtk_cell_renderer_text_new ();
    gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (ui->treeview), -1, _("Values"),
            renderer_value, "text", CLUE_VALUE_COLUMN, NULL);
    g_object_set (G_OBJECT (renderer_value), "editable", TRUE, NULL);
    g_signal_connect(renderer_value, "edited", (GCallback) value_cell_edited_callback, ui);

    selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (ui->treeview));
    gtk_tree_selection_set_mode (selection, GTK_SELECTION_SINGLE);
    g_signal_connect (G_OBJECT (selection), "changed", G_CALLBACK (selection_changed), ui);
    gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (ui->treeview), TRUE);

    ui->clue_add = glade_xml_get_widget (ui->xml, "clue_add");
    g_signal_connect (G_OBJECT (ui->clue_add), "clicked", G_CALLBACK (clue_add_clicked), ui);

    ui->clue_remove = glade_xml_get_widget (ui->xml, "clue_remove");
    g_signal_connect (G_OBJECT (ui->clue_remove), "clicked", G_CALLBACK (clue_remove_clicked), ui);
    gtk_widget_set_sensitive (ui->clue_remove, FALSE);

    ui->clue_edit = glade_xml_get_widget (ui->xml, "clue_edit");
    g_signal_connect (G_OBJECT (ui->clue_edit), "clicked", G_CALLBACK (clue_edit_clicked), ui);
    gtk_widget_set_sensitive (ui->clue_edit, FALSE);

    model = gtk_tree_view_get_model (GTK_TREE_VIEW (ui->treeview));
    g_signal_connect(G_OBJECT(model), "row-changed", G_CALLBACK(clue_check_isempty), ui);

    /* Populate tree view with values from gconf */
    clue_list = gconf_client_get_list ( gconf, GCONF_KEY_TEMPLATE_PLACEHOLDERS, GCONF_VALUE_STRING, NULL );

    for (list = clue_list; list; list = g_slist_next (list)) {
        gchar **temp = g_strsplit (list->data, "=", 2);
        gtk_list_store_append (ui->store, &iter);
        gtk_list_store_set (ui->store, &iter, CLUE_KEYWORD_COLUMN, temp[0], CLUE_VALUE_COLUMN, temp[1], -1);
        g_strfreev(temp);
    }

    if (clue_list) {
        g_slist_foreach (clue_list, (GFunc) g_free, NULL);
        g_slist_free (clue_list);
    }

    /* Add the list here */

    hbox = gtk_vbox_new (FALSE, 0);

    gtk_box_pack_start (GTK_BOX (hbox), glade_xml_get_widget (ui->xml, "templates_configuration_box"), TRUE, TRUE, 0);

    /* to let free data properly on destroy of configuration widget */
    g_object_set_data_full (G_OBJECT (hbox), "myui-data", ui, destroy_ui_data);

    return hbox;
}

/* borrowed from plugins/mail-to-task/ */
static gchar *
get_content (CamelMimeMessage *message)
{
    CamelDataWrapper *content;
    CamelStream *mem;
    CamelContentType *type;
    CamelMimePart *mime_part = CAMEL_MIME_PART (message);
    gchar *str, *convert_str = NULL;
    gsize bytes_read, bytes_written;
    gint count = 2;

    content = camel_medium_get_content_object ((CamelMedium *) message);
    if (!content)
        return NULL;

    /* Get non-multipart content from multipart message. */
    while (CAMEL_IS_MULTIPART (content) && count > 0) {
        mime_part = camel_multipart_get_part (CAMEL_MULTIPART (content), 0);
        content = camel_medium_get_content_object (CAMEL_MEDIUM (mime_part));
        count--;
    }

    if (!mime_part)
        return NULL;

    type = camel_mime_part_get_content_type (mime_part);
    if (!camel_content_type_is (type, "text", "plain"))
        return NULL;

    mem = camel_stream_mem_new ();
    camel_data_wrapper_decode_to_stream (content, mem);

    str = g_strndup ((const gchar *)((CamelStreamMem *) mem)->buffer->data, ((CamelStreamMem *) mem)->buffer->len);
    camel_object_unref (mem);

    /* convert to UTF-8 string */
    if (str && content->mime_type->params && content->mime_type->params->value) {
        convert_str = g_convert (str, strlen (str),
                "UTF-8", content->mime_type->params->value,
                &bytes_read, &bytes_written, NULL);
    }

    if (convert_str) {
        g_free (str);
        return convert_str;
    }
    else
        return str;

}

static void
reply_with_template (EPopup *ep, EPopupItem *item, gpointer data)
{
    CamelMimeMessage *new, *template, *reply_to;
    CamelFolder *templates_folder;
    struct _camel_header_raw *header;
    UserData *userdata = item->user_data;
    gchar *cont;

    /* We get the templates folder and all the uids of the messages in there */
    templates_folder = mail_component_get_folder(NULL, MAIL_COMPONENT_FOLDER_TEMPLATES);

    /* Get from the currently selected folder, the currently selected message */
    reply_to = camel_folder_get_message (userdata->t->folder,
            g_ptr_array_index (userdata->t->uids, 0),
            NULL);

    /* The message we'll be using has been stored when building the menu */
    template = userdata->msg;

    /* The new message we are creating */
    new = camel_mime_message_new();

    /* Add the headers from the message we are replying to, so CC and that
     * stuff is preserved.
     */
    header = ((CamelMimePart *)reply_to)->headers;
    while (header) {
        if (g_ascii_strncasecmp (header->name, "content-", 8) != 0) {
            camel_medium_add_header((CamelMedium *) new,
                    header->name,
                    header->value);
        }
        header = header->next;
    }

    camel_mime_part_set_encoding((CamelMimePart *) new, CAMEL_TRANSFER_ENCODING_8BIT);

    /* Get the template content. */
    cont = get_content (template);

    /* Set the To: field to the same To: field of the message we are replying to. */
    camel_mime_message_set_recipients (new, CAMEL_RECIPIENT_TYPE_TO,
            camel_mime_message_get_from (reply_to));


    /* Copy the CC and BCC from the template.*/
    camel_mime_message_set_recipients (new, CAMEL_RECIPIENT_TYPE_CC,
            camel_mime_message_get_recipients (template, CAMEL_RECIPIENT_TYPE_CC));

    camel_mime_message_set_recipients (new, CAMEL_RECIPIENT_TYPE_BCC,
            camel_mime_message_get_recipients (template, CAMEL_RECIPIENT_TYPE_BCC));

    camel_mime_part_set_content((CamelMimePart *)new,
            cont, (int) g_utf8_strlen(cont, -1), "text");

    /* Create the composer */
    em_utils_edit_message (new, templates_folder);

    camel_object_unref(new);
}

static void
popup_free (EPopup *ep, GSList *l, gpointer data)
{
    g_slist_free (l);
}

static GSList
*append_to_menu (CamelFolder *folder, GPtrArray *uids, GSList *list, EMPopupTargetSelect *t)
{
    gint i;

    for (i = 0; i < uids->len; i++) {
        const gchar *subject;
        gchar *path;
        EPopupItem *item;
        CamelMimeMessage *message;
        UserData *user_data;
        const gchar *uid;

        uid = g_strdup (g_ptr_array_index (uids, i));

        /* Same as in fill_submenu */
        if (!g_str_has_suffix (folder->name, "Templates"))
            path = g_strdup_printf ("80.%s", folder->full_name);
        else
            path = g_strdup ("80.Templates");

        /* If this uid is trashed, ignore it */
        if (camel_folder_get_message_flags (folder, uid) & CAMEL_MESSAGE_DELETED)
            continue;

        /* Get the message for this uid */
        message = camel_folder_get_message (folder,
                uid,
                NULL);

        subject = camel_mime_message_get_subject (message);

        /* Create the menu item for it */
        item = g_slice_alloc0(sizeof(*item));
        item->type = E_POPUP_ITEM;
        item->path = g_strdup_printf ("%s/%02d", path, i);
        item->label = g_strdup ((strlen(subject) > 0) ? subject : _("No title"));
        item->visible = EM_POPUP_SELECT_MANY | EM_POPUP_SELECT_ONE;

        /* Make some info available to the callback */
        user_data = g_slice_new(UserData);
        user_data->msg = message;
        user_data->t = t;

        item->user_data = user_data;
        item->activate = reply_with_template;

        list = g_slist_prepend (list, item);
    }

    return list;
}

static GSList
*fill_submenu (CamelStore *store, CamelFolderInfo *info, GSList *list, EMPopupTargetSelect *t)
{
    while (info) {
        CamelFolder *folder;
        GPtrArray *uids;
        EPopupItem *item;

        folder = camel_store_get_folder (store, info->full_name, 0, NULL);

        item = g_slice_alloc0(sizeof(*item));
        item->type = E_POPUP_SUBMENU;
        item->label = folder->name;
        item->visible = EM_POPUP_SELECT_MANY | EM_POPUP_SELECT_ONE;

        /* To avoid having a Templates dir, we ignore the top level */
        if (!g_str_has_suffix (folder->name, "Templates"))
            item->path = g_strdup_printf ("80.%s", folder->full_name);
        else
            item->path = g_strdup ("80.Templates");

        list = g_slist_prepend (list, item);

        /* Get the uids for this folder and fill them in the menu */
        uids = camel_folder_get_uids (folder);
        list = append_to_menu (folder, uids, list, t);
        camel_folder_free_uids (folder, uids);

        /* If the folder has a child, call this function again */
        if (info->child) {
            list = fill_submenu (store, info->child, list, t);
        }

        info = info->next;
    }

    return list;
}

void
org_gnome_templates_popup (EPlugin *ep, EMPopupTargetSelect *t)
{
    CamelFolder *templates_folder;
    CamelFolderInfo *templates_info;
    CamelStore *store;

    GSList *list = NULL;

    /* We get the templates folder and all the uids of the messages in there */
    store = mail_component_peek_local_store (NULL);

    templates_folder = mail_component_get_folder(NULL, MAIL_COMPONENT_FOLDER_TEMPLATES);

    templates_info = camel_store_get_folder_info (store,
            templates_folder->full_name,
            CAMEL_STORE_FOLDER_INFO_RECURSIVE | CAMEL_STORE_FOLDER_INFO_FAST,
            NULL);

    /* Get subfolders and fill it */
    list = fill_submenu (store, templates_info, list, t);

    e_popup_add_items (t->target.popup, list, NULL, popup_free, NULL);

    return;
}

static void
action_template_cb (GtkAction *action,
        EMsgComposer *composer)
{
    CamelMessageInfo *info;
    CamelMimeMessage *msg;
    CamelFolder *templates_folder;

    /* We get the templates folder and all the uids of the messages in there */
    templates_folder = mail_component_get_folder(NULL, MAIL_COMPONENT_FOLDER_TEMPLATES);
    msg = e_msg_composer_get_message_draft (composer);
    info = camel_message_info_new (NULL);

    /* FIXME: what's the ~0 for? :) */
    camel_message_info_set_flags (info, CAMEL_MESSAGE_SEEN | CAMEL_MESSAGE_DRAFT, ~0);

    mail_append_mail (templates_folder, msg, info, NULL, composer);

    return;
}

static GtkActionEntry entries[] = {

    { "Template",
      GTK_STOCK_SAVE,
      N_("Save as _Template"),
      "<Shift><Control>t",
      N_("Save as Template"),
      G_CALLBACK (action_template_cb) }
};

gboolean
e_plugin_ui_init (GtkUIManager *ui_manager,
                  EMsgComposer *composer)
{
    GtkhtmlEditor *editor;

    editor = GTKHTML_EDITOR (composer);

    /* Add actions to the "composer" action group. */
    gtk_action_group_add_actions (
        gtkhtml_editor_get_action_group (editor, "composer"),
        entries, G_N_ELEMENTS (entries), composer);

    return TRUE;
}