path: root/plugins/mail-remote/evolution-mail-store.c

/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/* 
 * Copyright (C) 2005  Novell, Inc.
 *
 * Authors: Michael Zucchi <notzed@novell.com>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of version 2 of the GNU General Public
 * License as published by the Free Software Foundation.
 *
 * 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 <errno.h>
#include <string.h>
#include <bonobo/bonobo-shlib-factory.h>
#include <bonobo/bonobo-control.h>
#include <bonobo/bonobo-i18n.h>
#include <bonobo/bonobo-exception.h>
#include <bonobo/bonobo-arg.h>
#include <bonobo/bonobo-main.h>

#include "evolution-mail-session.h"
#include "evolution-mail-store.h"
#include "evolution-mail-folder.h"

#include "e-corba-utils.h"

#include <camel/camel-store.h>
#include <camel/camel-session.h>

#include <e-util/e-account.h>

#include "mail/mail-component.h"

#define FACTORY_ID "OAFIID:GNOME_Evolution_Mail_Store_Factory:" BASE_VERSION
#define MAIL_STORE_ID  "OAFIID:GNOME_Evolution_Mail_Store:" BASE_VERSION

#define PARENT_TYPE bonobo_object_get_type ()

static BonoboObjectClass *parent_class = NULL;

#define _PRIVATE(o) (g_type_instance_get_private ((GTypeInstance *)o, evolution_mail_store_get_type()))

struct _EvolutionMailStorePrivate {
    CamelStore *store;
    EvolutionMailSession *session;

    GHashTable *folders;
    /* sorted array of folders by full_name */
    GPtrArray *folders_array;

    guint32 folder_opened;
    guint32 folder_created;
    guint32 folder_deleted;
    guint32 folder_renamed;
    guint32 folder_subscribed;
    guint32 folder_unsubscribed;
};

/* GObject methods */

static void
impl_dispose (GObject *object)
{
    EvolutionMailStore *ems = (EvolutionMailStore *)object;
    struct _EvolutionMailStorePrivate *p = _PRIVATE(object);

    p = p;

    /* FIXME: unref store
       unhook events */

    if (ems->account) {
        g_object_unref(ems->account);
        ems->account = NULL;
    }

    (* G_OBJECT_CLASS (parent_class)->dispose) (object);
}

static void
impl_finalize (GObject *object)
{
    struct _EvolutionMailStorePrivate *p = _PRIVATE(object);

    g_warning("EvolutionMailStore is finalised!\n");

    if (p->folders) {
        /* FIXME: bonobo unref? */
        g_hash_table_foreach(p->folders, (GHFunc)g_object_unref, NULL);
        g_hash_table_destroy(p->folders);
        g_ptr_array_free(p->folders_array, TRUE);
    }

    (* G_OBJECT_CLASS (parent_class)->finalize) (object);
}

/* Evolution.Mail.Store */

static CORBA_boolean
impl_getProperties(PortableServer_Servant _servant,
           const GNOME_Evolution_Mail_PropertyNames* names,
           GNOME_Evolution_Mail_Properties **propsp,
           CORBA_Environment * ev)
{
    EvolutionMailStore *ems = (EvolutionMailStore *)bonobo_object_from_servant(_servant);
    int i;
    GNOME_Evolution_Mail_Properties *props;
    /*struct _EvolutionMailStorePrivate *p = _PRIVATE(ems);*/
    CORBA_boolean ok = CORBA_TRUE;

    *propsp = props = GNOME_Evolution_Mail_Properties__alloc();
    props->_length = names->_length;
    props->_maximum = props->_length;
    props->_buffer = GNOME_Evolution_Mail_Properties_allocbuf(props->_maximum);
    CORBA_sequence_set_release(props, CORBA_TRUE);

    for (i=0;i<names->_length;i++) {
        const CORBA_char *name = names->_buffer[i];
        GNOME_Evolution_Mail_Property *prop = &props->_buffer[i];

        printf("getting property '%s'\n", name);

        if (!strcmp(name, "name")) {
            e_mail_property_set_string(prop, name, evolution_mail_store_get_name(ems));
        } else if (!strcmp(name, "uid")) {
            e_mail_property_set_string(prop, name, evolution_mail_store_get_uid(ems));
        } else {
            e_mail_property_set_null(prop, name);
            ok = CORBA_FALSE;
        }
    }

    return ok;
}

static void
ems_add_folders(struct _EvolutionMailStorePrivate *p, CamelFolderInfo *fi)
{
    while (fi) {
        if (g_hash_table_lookup(p->folders, fi->full_name) == NULL) {

            /* FIXME: store of folder??? */
            EvolutionMailFolder *emf = evolution_mail_folder_new(fi->name, fi->full_name);

            g_hash_table_insert(p->folders, emf->full_name, emf);
            g_ptr_array_add(p->folders_array, emf);
        }

        if (fi->child)
            ems_add_folders(p, fi->child);

        fi = fi->next;
    }
}

static void
ems_remove_folders(struct _EvolutionMailStorePrivate *p, CamelFolderInfo *fi)
{
    EvolutionMailFolder *emf;

    while (fi) {
        emf = g_hash_table_lookup(p->folders, fi->full_name);
        if (emf) {
            g_hash_table_remove(p->folders, fi->full_name);
            g_ptr_array_remove(p->folders_array, emf);
            /* FIXME: pass emf to the store changed folder removed code */
        } else {
            g_warning("Folder removed I didn't know existed '%s'\n", fi->full_name);
        }

        if (fi->child)
            ems_remove_folders(p, fi->child);

        fi = fi->next;
    }
}

static int
ems_sort_folders_cmp(const void *ap, const void *bp)
{
    const EvolutionMailFolder *a = ((const EvolutionMailFolder **)ap)[0];
    const EvolutionMailFolder *b = ((const EvolutionMailFolder **)bp)[0];

    return strcmp(a->full_name, b->full_name);
}

static void
ems_sort_folders(struct _EvolutionMailStorePrivate *p)
{
    qsort(p->folders_array->pdata, p->folders_array->len, sizeof(p->folders_array->pdata[0]), ems_sort_folders_cmp);
}

static void
ems_folder_opened(CamelObject *o, void *d, void *data)
{
    EvolutionMailStore *ems = data;
    CamelFolder *folder = d;

    ems = ems;
    folder = folder;
    /* noop */
}

static void
ems_folder_subscribed(CamelObject *o, void *d, void *data)
{
    EvolutionMailStore *ems = data;
    struct _EvolutionMailStorePrivate *p = _PRIVATE(ems);
    CamelFolderInfo *fi = d;

    ems_add_folders(p, fi);

    /* FIXME: store folder added event */
}

static void
ems_folder_unsubscribed(CamelObject *o, void *d, void *data)
{
    EvolutionMailStore *ems = data;
    struct _EvolutionMailStorePrivate *p = _PRIVATE(ems);
    CamelFolderInfo *fi = d;

    ems_remove_folders(p, fi);

    /* FIXME: store folder deleted event */
}

static void
ems_folder_created(CamelObject *o, void *d, void *data)
{
    CamelStore *store = (CamelStore *)o;

    if (!camel_store_supports_subscriptions(store))
        ems_folder_subscribed(o, d, data);
}

static void
ems_folder_deleted(CamelObject *o, void *d, void *data)
{
    CamelStore *store = (CamelStore *)o;

    if (!camel_store_supports_subscriptions(store))
        ems_folder_subscribed(o, d, data);
}

static void
ems_folder_renamed(CamelObject *o, void *d, void *data)
{
    EvolutionMailStore *ems = data;
    struct _EvolutionMailStorePrivate *p = _PRIVATE(ems);
    CamelRenameInfo *reninfo = d;
    int i, oldlen;

    oldlen = strlen(reninfo->old_base);

    for (i=0;i<p->folders_array->len;i++) {
        EvolutionMailFolder *folder = p->folders_array->pdata[i];

        if (!strcmp(folder->full_name, reninfo->old_base)
            || (strlen(folder->full_name) > oldlen
            && folder->full_name[oldlen] == '/'
            && strncmp(folder->full_name, reninfo->old_base, oldlen))) {
            /* renamed folder */
        }
    }

    /* FIXME: store folder changed event? */
}

static GNOME_Evolution_Mail_FolderInfos *
impl_getFolders(PortableServer_Servant _servant,
        const CORBA_char * pattern,
        CORBA_Environment * ev)
{
    EvolutionMailStore *ems = (EvolutionMailStore *)bonobo_object_from_servant(_servant);
    struct _EvolutionMailStorePrivate *p = _PRIVATE(ems);
    CamelFolderInfo *fi;
    CamelException ex = { 0 };
    GNOME_Evolution_Mail_FolderInfos *folders = NULL;
    int i;

    if (p->store == NULL) {
        if (ems->account == NULL) {
            p->store = mail_component_peek_local_store(NULL);
            camel_object_ref(p->store);
        } else {
            const char *uri;

            uri = e_account_get_string(ems->account, E_ACCOUNT_SOURCE_URL);
            if (uri && *uri) {
                p->store = camel_session_get_store(p->session->session, uri, &ex);
                if (camel_exception_is_set(&ex)) {
                    GNOME_Evolution_Mail_FAILED *x;

                    camel_exception_clear(&ex);
                    x = GNOME_Evolution_Mail_FAILED__alloc();
                    x->why = CORBA_string_dup("Unable to get store");
                    CORBA_exception_set(ev, CORBA_USER_EXCEPTION, ex_GNOME_Evolution_Mail_FAILED, x);
                    return CORBA_OBJECT_NIL;
                }
            } else {
                CORBA_exception_set(ev, CORBA_USER_EXCEPTION, ex_GNOME_Evolution_Mail_FAILED, NULL);
                return CORBA_OBJECT_NIL;
            }
        }

        p->folder_opened = camel_object_hook_event(p->store, "folder_opened", ems_folder_opened, ems);
        p->folder_created = camel_object_hook_event(p->store, "folder_created", ems_folder_created, ems);
        p->folder_deleted = camel_object_hook_event(p->store, "folder_deleted", ems_folder_deleted, ems);
        p->folder_renamed = camel_object_hook_event(p->store, "folder_renamed", ems_folder_renamed, ems);
        p->folder_subscribed = camel_object_hook_event(p->store, "folder_subscribed", ems_folder_subscribed, ems);
        p->folder_unsubscribed = camel_object_hook_event(p->store, "folder_unsubscribed", ems_folder_unsubscribed, ems);
    }

    if (p->folders == NULL) {
        fi = camel_store_get_folder_info(p->store, "", CAMEL_STORE_FOLDER_INFO_RECURSIVE|CAMEL_STORE_FOLDER_INFO_FAST, &ex);

        if (fi) {
            p->folders = g_hash_table_new(g_str_hash, g_str_equal);
            p->folders_array = g_ptr_array_new();
            ems_add_folders(p, fi);
            camel_store_free_folder_info(p->store, fi);
            ems_sort_folders(p);
        } else {
            GNOME_Evolution_Mail_FAILED *x;

            x = GNOME_Evolution_Mail_FAILED__alloc();
            x->why = CORBA_string_dup("Unable to list folders");
            CORBA_exception_set(ev, CORBA_USER_EXCEPTION, ex_GNOME_Evolution_Mail_FAILED, x);

            return CORBA_OBJECT_NIL;
        }
    }

    folders = GNOME_Evolution_Mail_FolderInfos__alloc();
    folders->_length = p->folders_array->len;
    folders->_maximum = folders->_length;
    folders->_buffer = GNOME_Evolution_Mail_FolderInfos_allocbuf(folders->_maximum);
    CORBA_sequence_set_release(folders, CORBA_TRUE);

    for (i=0;i<p->folders_array->len;i++) {
        EvolutionMailFolder *emf = p->folders_array->pdata[i];
            
        folders->_buffer[i].name = CORBA_string_dup(emf->name);
        folders->_buffer[i].full_name = CORBA_string_dup(emf->full_name);
        folders->_buffer[i].folder = CORBA_Object_duplicate(bonobo_object_corba_objref((BonoboObject *)emf), NULL);
        /* object ref?? */
    }

    return folders;
}

static void
impl_sendMessage(PortableServer_Servant _servant,
         const Bonobo_Stream msg, const CORBA_char * from,
         const CORBA_char * recipients,
         CORBA_Environment * ev)
{
    EvolutionMailStore *ems = (EvolutionMailStore *)bonobo_object_from_servant(_servant);
    struct _EvolutionMailStorePrivate *p = _PRIVATE(ems);

    p = p;

    printf("Sending message from '%s' to '%s'\n", from, recipients);
    if (ems->account == NULL) {
        printf("Local mail can only store ...\n");
    } else if (ems->account->transport && ems->account->transport->url) {
        printf("via '%s'\n", ems->account->transport->url);
    } else {
        printf("Account not setup for sending '%s'\n", ems->account->name);
    }
}

/* Initialization */

static void
evolution_mail_store_class_init (EvolutionMailStoreClass *klass)
{
    POA_GNOME_Evolution_Mail_Store__epv *epv = &klass->epv;
    GObjectClass *object_class = G_OBJECT_CLASS (klass);

    parent_class = g_type_class_peek_parent (klass);

    epv->getProperties = impl_getProperties;
    epv->getFolders = impl_getFolders;
    epv->sendMessage = impl_sendMessage;

    object_class->dispose = impl_dispose;
    object_class->finalize = impl_finalize;

    g_type_class_add_private(klass, sizeof(struct _EvolutionMailStorePrivate));
}

static void
evolution_mail_store_init(EvolutionMailStore *component, EvolutionMailStoreClass *klass)
{
}

BONOBO_TYPE_FUNC_FULL (EvolutionMailStore, GNOME_Evolution_Mail_Store, PARENT_TYPE, evolution_mail_store)

EvolutionMailStore *
evolution_mail_store_new(struct _EvolutionMailSession *s, struct _EAccount *ea)
{
    EvolutionMailStore *ems;
    struct _EvolutionMailStorePrivate *p;
    static PortableServer_POA poa = NULL;

    if (poa == NULL)
        poa = bonobo_poa_get_threaded (ORBIT_THREAD_HINT_PER_REQUEST, NULL);

    ems = g_object_new (EVOLUTION_MAIL_TYPE_STORE, "poa", poa, NULL);
    p = _PRIVATE(ems);

    if (ea) {
        ems->account = ea;
        g_object_ref(ea);
    }

    p->session = s;

    return ems;
}

const char *evolution_mail_store_get_name(EvolutionMailStore *ems)
{
    if (ems->account)
        return ems->account->name;
    else
        return ("On This Computer");
}

const char *evolution_mail_store_get_uid(EvolutionMailStore *ems)
{
    if (ems->account)
        return ems->account->uid;
    else
        return "local@local";
}

#if 0
static BonoboObject *
factory (BonoboGenericFactory *factory,
     const char *component_id,
     void *closure)
{
    if (strcmp (component_id, MAIL_STORE_ID) == 0) {
        BonoboObject *object = BONOBO_OBJECT (g_object_new (EVOLUTION_MAIL_TYPE_STORE, NULL));
        bonobo_object_ref (object);
        return object;
    }
    
    g_warning (FACTORY_ID ": Don't know what to do with %s", component_id);

    return NULL;
}

BONOBO_ACTIVATION_SHLIB_FACTORY (FACTORY_ID, "Evolution Calendar component factory", factory, NULL)
#endif