path: root/mail/component-factory.c

/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/* component-factory.c
 *
 * Authors: Ettore Perazzoli <ettore@helixcode.com>
 *
 * Copyright (C) 2000  Helix Code, Inc.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of the
 * License, or (at your option) any later version.
 *
 * 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
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public
 * License along with this program; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <bonobo.h>

#include "camel.h"

#include "Evolution.h"
#include "evolution-storage.h"

#include "evolution-shell-component.h"
#include "folder-browser.h"
#include "mail.h"       /* YUCK FIXME */
#include "mail-threads.h"
#include "e-util/e-gui-utils.h"
#include "e-util/e-setup.h"

#include "component-factory.h"

static void create_vfolder_storage (EvolutionShellComponent *shell_component);
static void create_imap_storage (EvolutionShellComponent *shell_component);
static void real_create_imap_storage( gpointer user_data );
static void create_news_storage (EvolutionShellComponent *shell_component);
static void real_create_news_storage( gpointer user_data );

#define COMPONENT_FACTORY_ID "OAFIID:evolution-shell-component-factory:evolution-mail:0ea887d5-622b-4b8c-b525-18aa1cbe18a6"

static BonoboGenericFactory *factory = NULL;
static gint running_objects = 0;

static const EvolutionShellComponentFolderType folder_types[] = {
    { "mail", "evolution-inbox.png" },
    { NULL, NULL }
};

/* GROSS HACK: for passing to other parts of the program */
/*EvolutionShellClient *global_shell_client = NULL;*/

/* EvolutionShellComponent methods and signals.  */

static EvolutionShellComponentResult
create_view (EvolutionShellComponent *shell_component,
         const char *physical_uri,
         const char *folder_type,
         BonoboControl **control_return,
         void *closure)
{
    BonoboControl *control;
    GtkWidget *folder_browser_widget;

    if (g_strcasecmp (folder_type, "mail") != 0)
        return EVOLUTION_SHELL_COMPONENT_UNSUPPORTEDTYPE;

    control = folder_browser_factory_new_control (physical_uri);
    if (!control)
        return EVOLUTION_SHELL_COMPONENT_NOTFOUND;

    folder_browser_widget = bonobo_control_get_widget (control);

    g_assert (folder_browser_widget != NULL);
    g_assert (IS_FOLDER_BROWSER (folder_browser_widget));

    *control_return = control;

    return EVOLUTION_SHELL_COMPONENT_OK;
}

static void
create_folder (EvolutionShellComponent *shell_component,
           const char *physical_uri,
           const char *type,
           const Evolution_ShellComponentListener listener,
           void *closure)
{
    CORBA_Environment ev;
    CamelStore *store;
    CamelFolder *folder;
    CamelException ex;
    Evolution_ShellComponentListener_Result result;

    camel_exception_init (&ex);
    if (strcmp (type, "mail") != 0)
        result = Evolution_ShellComponentListener_UNSUPPORTED_TYPE;
    else {
        char *camel_url = g_strdup_printf ("mbox://%s", physical_uri);

        store = camel_session_get_store (session, camel_url, &ex);
        g_free (camel_url);
        if (!camel_exception_is_set (&ex)) {
            folder = camel_store_get_folder (store, "mbox",
                             TRUE, &ex);
            gtk_object_unref (GTK_OBJECT (store));
        } else {
            folder = NULL;
        }

        if (!camel_exception_is_set (&ex)) {
            gtk_object_unref (GTK_OBJECT (folder));
            result = Evolution_ShellComponentListener_OK;
        } else {
            result = Evolution_ShellComponentListener_INVALID_URI;
        }
    }

    camel_exception_clear (&ex);

    CORBA_exception_init (&ev);
    Evolution_ShellComponentListener_report_result (listener, result, &ev);
    CORBA_exception_free (&ev);
}

static void
owner_set_cb (EvolutionShellComponent *shell_component,
          EvolutionShellClient *shell_client,
          gpointer user_data)
{
    g_print ("evolution-mail: Yeeeh! We have an owner!\n"); /* FIXME */

    /* GROSS HACK */
    /*global_shell_client = shell_client;*/

    create_vfolder_storage (shell_component);
    create_imap_storage (shell_component);
    create_news_storage (shell_component);
}

static void
owner_unset_cb (EvolutionShellComponent *shell_component, gpointer user_data)
{
    gtk_main_quit ();
}

static void
factory_destroy (BonoboEmbeddable *embeddable,
         gpointer          dummy)
{
    running_objects--;
    if (running_objects > 0)
        return;

    if (factory)
        bonobo_object_unref (BONOBO_OBJECT (factory));
    else
        g_warning ("Serious ref counting error");
    factory = NULL;

    gtk_main_quit ();
}

static BonoboObject *
factory_fn (BonoboGenericFactory *factory, void *closure)
{
    EvolutionShellComponent *shell_component;

    running_objects++;

    shell_component = evolution_shell_component_new (folder_types,
                             create_view,
                             create_folder,
                             NULL,
                             NULL,
                             NULL);

    gtk_signal_connect (GTK_OBJECT (shell_component), "destroy",
                GTK_SIGNAL_FUNC (factory_destroy), NULL);
    gtk_signal_connect (GTK_OBJECT (shell_component), "owner_set",
                GTK_SIGNAL_FUNC (owner_set_cb), NULL);
    gtk_signal_connect (GTK_OBJECT (shell_component), "owner_unset",
                GTK_SIGNAL_FUNC (owner_unset_cb), NULL);

    return BONOBO_OBJECT (shell_component);
}

void
component_factory_init (void)
{
    if (factory != NULL)
        return;

    factory = bonobo_generic_factory_new (COMPONENT_FACTORY_ID, factory_fn, NULL);

    if (factory == NULL) {
        e_notice (NULL, GNOME_MESSAGE_BOX_ERROR,
              _("Cannot initialize Evolution's mail component."));
        exit (1);
    }
}

/* FIXME: remove */
static void
create_vfolder_storage (EvolutionShellComponent *shell_component)
{
    void vfolder_create_storage(EvolutionShellComponent *shell_component);

    vfolder_create_storage(shell_component);
}

struct create_info_s {
    EvolutionStorage *storage;
    char *source;
};

static void
create_imap_storage (EvolutionShellComponent *shell_component)
{
    const MailConfig *config;
    EvolutionShellClient *shell_client;
    Evolution_Shell corba_shell;
    EvolutionStorage *storage;
    char *source=NULL, *server, *p;
    struct create_info_s *ii;

    config = mail_config_fetch ();
    if (config->sources) {
        const MailConfigService *s;
        s = (MailConfigService *)config->sources->data;
        source = s->url;
    }

    if (!source || strncasecmp (source, "imap://", 7))
        return;
    
    shell_client = evolution_shell_component_get_owner (shell_component);
    if (shell_client == NULL) {
        g_warning ("We have no shell!?");
        return;
    }

    corba_shell = bonobo_object_corba_objref (BONOBO_OBJECT (shell_client));

    if (!(server = strchr (source, '@'))) {
        g_free (source);
        return;
    }
    
    server++;
    for (p = server; *p && *p != '/'; p++);

    server = g_strndup (server, (gint)(p - server));
    
    storage = evolution_storage_new (server);
    g_free (server);

    if (evolution_storage_register_on_shell (storage, corba_shell) != EVOLUTION_STORAGE_OK) {
        g_warning ("Cannot register storage");
        g_free (source);
        return;
    }

    ii = g_new (struct create_info_s, 1);
    ii->storage = storage;
    ii->source = g_strdup (source);

#ifdef USE_BROKEN_THREADS
    mail_operation_try ("Create IMAP Storage", real_create_imap_storage, g_free, ii);
#else
    real_create_imap_storage (ii);
    g_free (ii);
#endif
    /* Note the g_free as our cleanup function deleting the ii struct when we're done */
}

static void
real_create_imap_storage (gpointer user_data)
{   
    CamelException *ex;
    EvolutionStorage *storage;
    char *p, *source;
    CamelStore *store;
    CamelFolder *folder;
    GPtrArray *lsub;
    int i, max;
    struct create_info_s *ii;

    ii = (struct create_info_s *) user_data;
    storage = ii->storage;
    source = ii->source;

#ifdef USE_BROKEN_THREADS
    mail_op_hide_progressbar ();
    mail_op_set_message ("Connecting to IMAP service...");
#endif
    ex = camel_exception_new ();
    
    store = camel_session_get_store (session, source, ex);
    if (!store) {
        goto cleanup;
    }
    
    camel_service_connect (CAMEL_SERVICE (store), ex);
    if (camel_exception_get_id (ex) != CAMEL_EXCEPTION_NONE) {
        goto cleanup;
    }

#ifdef USE_BROKEN_THREADS
    mail_op_set_message ("Connected. Examining folders...");
#endif

    folder = camel_store_get_root_folder (store, ex);
    if (camel_exception_get_id (ex) != CAMEL_EXCEPTION_NONE) {
        goto cleanup;
    }

    /* we need a way to set the namespace */
    lsub = camel_folder_get_subfolder_names (folder);

    p = g_strdup_printf ("%s/INBOX", source);
    evolution_storage_new_folder (storage, "/INBOX", "mail", p, "description");

    /*dir_sep = CAMEL_IMAP_STORE (store)->dir_sep;*/
    
    max = lsub->len;
    for (i = 0; i < max; i++) {
        char *path, *buf, *dirname;

#if 0
        if (strcmp (dir_sep, "/")) {
            dirname = e_strreplace ((char *)lsub->pdata[i], dir_sep, "/");
        } else {
            dirname = g_strdup ((char *)lsub->pdata[i]);
        }
#endif
        dirname = g_strdup ((char *)lsub->pdata[i]);

        path = g_strdup_printf ("/%s", dirname);
        g_free (dirname);
        buf = g_strdup_printf ("%s/%s", source, path + 1);
        printf ("buf = %s\n", buf);

#ifdef USE_BROKEN_THREADS
        mail_op_set_message ("Adding %s", path);
#endif

        evolution_storage_new_folder (storage, path, "mail", buf, "description");
    }

 cleanup:
    g_free (ii->source);
#ifdef USE_BROKEN_THREADS
    if (camel_exception_is_set (ex))
        mail_op_error ("%s", camel_exception_get_description (ex));
#endif
    camel_exception_free (ex);
}

static void
create_news_storage (EvolutionShellComponent *shell_component)
{
    const MailConfig *config;
    EvolutionShellClient *shell_client;
    Evolution_Shell corba_shell;
    EvolutionStorage *storage;
    char *source=NULL, *server, *p;
    struct create_info_s *ni;

    config = mail_config_fetch ();
    if (config->news) {
        const MailConfigService *s;
        s = (MailConfigService *)config->news->data;
        source = s->url;
    }

    if (!source || strncasecmp (source, "news://", 7))
        return;
    
    shell_client = evolution_shell_component_get_owner (shell_component);
    if (shell_client == NULL) {
        g_warning ("We have no shell!?");
        return;
    }

    corba_shell = bonobo_object_corba_objref (BONOBO_OBJECT (shell_client));

    server = source + 7;
    for (p = server; *p && *p != '/'; p++);

    server = g_strndup (server, (gint)(p - server));
    
    storage = evolution_storage_new (server);
    g_free (server);

    if (evolution_storage_register_on_shell (storage, corba_shell) != EVOLUTION_STORAGE_OK) {
        g_warning ("Cannot register storage");
        g_free (source);
        return;
    }

    ni = g_new( struct create_info_s, 1 );
    ni->storage = storage;
    ni->source = g_strdup( source );

#ifdef USE_BROKEN_THREADS
    mail_operation_try( "Create News Storage", real_create_news_storage, g_free, ni );
#else
    real_create_news_storage( ni );
    g_free( ni );
#endif
    /* again note the g_free cleanup func */
}

static void
real_create_news_storage( gpointer user_data )
{   
    EvolutionStorage *storage;
    char *source;
    CamelStore *store;
    CamelFolder *folder;
    CamelException *ex;
    GPtrArray *lsub;
    int i, max;
    struct create_info_s *ni;

    ni = (struct create_info_s *) user_data;
    storage = ni->storage;
    source = ni->source;

#ifdef USE_BROKEN_THREADS
    mail_op_hide_progressbar();
    mail_op_set_message( "Connecting to news service..." );
#endif

    ex = camel_exception_new ();
    
    store = camel_session_get_store (session, source, ex);
    if (!store) {
        goto cleanup;
    }
    
    camel_service_connect (CAMEL_SERVICE (store), ex);
    if (camel_exception_get_id (ex) != CAMEL_EXCEPTION_NONE) {
        goto cleanup;
    }

#ifdef USE_BROKEN_THREADS
    mail_op_set_message( "Connected. Examining folders..." );
#endif

    folder = camel_store_get_root_folder (store, ex);
    if (camel_exception_get_id (ex) != CAMEL_EXCEPTION_NONE) {
        goto cleanup;
    }

    /* we need a way to set the namespace */
    lsub = camel_folder_get_subfolder_names (folder);

    max = lsub->len;
    for (i = 0; i < max; i++) {
        char *path, *buf;

        path = g_strdup_printf ("/%s", (char *)lsub->pdata[i]);
        buf = g_strdup_printf ("%s%s", source, path);

#ifdef USE_BROKEN_THREADS
        mail_op_set_message( "Adding %s", path );
#endif
        /* FIXME: should be s,"mail","news",? */
        evolution_storage_new_folder (storage, path, "mail", buf, "description");
    }

 cleanup:
    g_free( ni->source );
#ifdef USE_BROKEN_THREADS
    if( camel_exception_is_set( ex ) )
        mail_op_error( "%s", camel_exception_get_description( ex ) );
#endif
    camel_exception_free (ex);
}