path: root/mail/mail-config.c

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
 *  Authors: Jeffrey Stedfast <fejj@ximian.com>
 *           Radek Doulik     <rodo@ximian.com>
 *
 *  Copyright 2001 Ximian, Inc. (www.ximian.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

/* this group of headers is for pgp detection */
#include <stdlib.h>
#include <signal.h>
#include <sys/ioctl.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <termios.h>
#include <unistd.h>
#include <errno.h>

#include <pwd.h>
#include <ctype.h>

#include <glib.h>
#include <libgnome/gnome-defs.h>
#include <libgnome/gnome-config.h>
#include <libgnomeui/gnome-dialog.h>
#include <libgnomeui/gnome-stock.h>
#include <gtkhtml/gtkhtml.h>
#include <glade/glade.h>

#include <bonobo/bonobo-object.h>
#include <bonobo/bonobo-generic-factory.h>
#include <bonobo/bonobo-context.h>
#include <bonobo/bonobo-moniker-util.h>
#include <bonobo/bonobo-exception.h>
#include <bonobo-conf/bonobo-config-database.h>

#include <shell/evolution-shell-client.h>

#include <gal/util/e-unicode-i18n.h>
#include <gal/util/e-util.h>
#include <gal/unicode/gunicode.h>
#include <gal/widgets/e-gui-utils.h>
#include <e-util/e-html-utils.h>
#include <e-util/e-url.h>
#include <e-util/e-passwords.h>
#include "mail.h"
#include "mail-config.h"
#include "mail-mt.h"
#include "mail-tools.h"

#include "Mailer.h"


MailConfigLabel label_defaults[5] = {
    { N_("Important"), 0x00ff0000, NULL },  /* red */
    { N_("Work"),      0x00ff8c00, NULL },  /* orange */
    { N_("Personal"),  0x00008b00, NULL },  /* forest green */
    { N_("To Do"),     0x000000ff, NULL },  /* blue */
    { N_("Later"),     0x008b008b, NULL }   /* magenta */
};

typedef struct {
    Bonobo_ConfigDatabase db;
    
    gboolean corrupt;
    
    gboolean show_preview;
    gboolean thread_list;
    gboolean hide_deleted;
    int paned_size;
    gboolean send_html;
    gboolean confirm_unwanted_html;
    gboolean citation_highlight;
    guint32  citation_color;
    gboolean prompt_empty_subject;
    gboolean prompt_only_bcc;
    gboolean confirm_expunge;
    gboolean confirm_goto_next_folder;
    gboolean goto_next_folder;
    gboolean do_seen_timeout;
    int seen_timeout;
    gboolean empty_trash_on_exit;
    
    gboolean thread_subject;
    
    GSList *accounts;
    int default_account;
    
    char *pgp_path;
    int pgp_type;
    
    MailConfigHTTPMode http_mode;
    MailConfigForwardStyle default_forward_style;
    MailConfigReplyStyle default_reply_style;
    MailConfigDisplayStyle message_display_style;
    MailConfigXMailerDisplayStyle x_mailer_display_style;
    char *default_charset;
    
    GHashTable *threaded_hash;
    GHashTable *preview_hash;
    
    gboolean filter_log;
    char *filter_log_path;
    
    MailConfigNewMailNotify notify;
    char *notify_filename;
    
    char *last_filesel_dir;
    
    GList *signature_list;
    int signatures;
    
    MailConfigLabel labels[5];

    gboolean signature_info;

    /* readonly fields from calendar */
    int week_start_day;
    int time_24hour;
} MailConfig;

static MailConfig *config = NULL;
static guint config_write_timeout = 0;

#define MAIL_CONFIG_IID "OAFIID:GNOME_Evolution_MailConfig_Factory"

/* Prototypes */
static void config_read (void);
static void mail_config_set_default_account_num (int new_default);

/* signatures */
MailConfigSignature *
signature_copy (const MailConfigSignature *sig)
{
    MailConfigSignature *ns;
    
    g_return_val_if_fail (sig != NULL, NULL);
    
    ns = g_new (MailConfigSignature, 1);
    
    ns->id = sig->id;
    ns->name = g_strdup (sig->name);
    ns->filename = g_strdup (sig->filename);
    ns->script = g_strdup (sig->script);
    ns->html = sig->html;
    
    return ns;
}

void
signature_destroy (MailConfigSignature *sig)
{
    g_free (sig->name);
    g_free (sig->filename);
    g_free (sig->script);
    g_free (sig);
}

/* Identity */
MailConfigIdentity *
identity_copy (const MailConfigIdentity *id)
{
    MailConfigIdentity *new;
    
    g_return_val_if_fail (id != NULL, NULL);
    
    new = g_new0 (MailConfigIdentity, 1);
    new->name = g_strdup (id->name);
    new->address = g_strdup (id->address);
    new->reply_to = g_strdup (id->reply_to);
    new->organization = g_strdup (id->organization);
    new->def_signature = id->def_signature;
    new->auto_signature = id->auto_signature;
    
    return new;
}

void
identity_destroy (MailConfigIdentity *id)
{
    if (!id)
        return;
    
    g_free (id->name);
    g_free (id->address);
    g_free (id->reply_to);
    g_free (id->organization);
    
    g_free (id);
}

/* Service */
MailConfigService *
service_copy (const MailConfigService *source) 
{
    MailConfigService *new;
    
    g_return_val_if_fail (source != NULL, NULL);
    
    new = g_new0 (MailConfigService, 1);
    new->url = g_strdup (source->url);
    new->keep_on_server = source->keep_on_server;
    new->auto_check = source->auto_check;
    new->auto_check_time = source->auto_check_time;
    new->enabled = source->enabled;
    new->save_passwd = source->save_passwd;
    
    return new;
}

void
service_destroy (MailConfigService *source)
{
    if (!source)
        return;
    
    g_free (source->url);
    
    g_free (source);
}

void
service_destroy_each (gpointer item, gpointer data)
{
    service_destroy ((MailConfigService *)item);
}

/* Account */
MailConfigAccount *
account_copy (const MailConfigAccount *account) 
{
    MailConfigAccount *new;
    
    g_return_val_if_fail (account != NULL, NULL);
    
    new = g_new0 (MailConfigAccount, 1);
    new->name = g_strdup (account->name);
    
    new->id = identity_copy (account->id);
    new->source = service_copy (account->source);
    new->transport = service_copy (account->transport);
    
    new->drafts_folder_uri = g_strdup (account->drafts_folder_uri);
    new->sent_folder_uri = g_strdup (account->sent_folder_uri);
    
    new->always_cc = account->always_cc;
    new->cc_addrs = g_strdup (account->cc_addrs);
    new->always_bcc = account->always_bcc;
    new->bcc_addrs = g_strdup (account->bcc_addrs);
    
    new->pgp_key = g_strdup (account->pgp_key);
    new->pgp_encrypt_to_self = account->pgp_encrypt_to_self;
    new->pgp_always_sign = account->pgp_always_sign;
    new->pgp_no_imip_sign = account->pgp_no_imip_sign;
    new->pgp_always_trust = account->pgp_always_trust;
    
    new->smime_key = g_strdup (account->smime_key);
    new->smime_encrypt_to_self = account->smime_encrypt_to_self;
    new->smime_always_sign = account->smime_always_sign;
    
    return new;
}

void
account_destroy (MailConfigAccount *account)
{
    if (!account)
        return;
    
    g_free (account->name);
    
    identity_destroy (account->id);
    service_destroy (account->source);
    service_destroy (account->transport);
    
    g_free (account->drafts_folder_uri);
    g_free (account->sent_folder_uri);
    
    g_free (account->cc_addrs);
    g_free (account->bcc_addrs);
    
    g_free (account->pgp_key);
    g_free (account->smime_key);
    
    g_free (account);
}

void
account_destroy_each (gpointer item, gpointer data)
{
    account_destroy ((MailConfigAccount *)item);
}

/* Config struct routines */
void
mail_config_init (void)
{
    Bonobo_ConfigDatabase db;
    CORBA_Environment ev;
    
    if (config)
        return;
    
    CORBA_exception_init (&ev);
    
    db = bonobo_get_object ("wombat:", "Bonobo/ConfigDatabase", &ev);
    
    if (BONOBO_EX (&ev) || db == CORBA_OBJECT_NIL) {
        char *err;
        g_error ("Very serious error, cannot activate config database '%s'",
             (err = bonobo_exception_get_text (&ev)));
        g_free (err);
        CORBA_exception_free (&ev);
        return;
    }
    
    CORBA_exception_free (&ev);
    
    config = g_new0 (MailConfig, 1);
    
    config->db = db;
    
    config_read ();
}

void
mail_config_clear (void)
{
    int i;
    
    if (!config)
        return;
    
    if (config->accounts) {
        g_slist_foreach (config->accounts, account_destroy_each, NULL);
        g_slist_free (config->accounts);
        config->accounts = NULL;
    }
    
    g_free (config->pgp_path);
    config->pgp_path = NULL;
    
    g_free (config->default_charset);
    config->default_charset = NULL;
    
    g_free (config->filter_log_path);
    config->filter_log_path = NULL;
    
    g_free (config->notify_filename);
    config->notify_filename = NULL;
    
    g_free (config->last_filesel_dir);
    config->last_filesel_dir = NULL;
    
    for (i = 0; i < 5; i++) {
        g_free (config->labels[i].name);
        config->labels[i].name = NULL;
        g_free (config->labels[i].string);
        config->labels[i].string = NULL;
    }
}

static MailConfigSignature *
config_read_signature (gint i)
{
    MailConfigSignature *sig;
    char *path, *val;
    
    sig = g_new0 (MailConfigSignature, 1);
    
    sig->id = i;
    
    path = g_strdup_printf ("/Mail/Signatures/name_%d", i);
    val = bonobo_config_get_string (config->db, path, NULL);
    g_free (path);
    if (val && *val)
        sig->name = val;
    else
        g_free (val);
    
    path = g_strdup_printf ("/Mail/Signatures/filename_%d", i);
    val = bonobo_config_get_string (config->db, path, NULL);
    g_free (path);
    if (val && *val)
        sig->filename = val;
    else
        g_free (val);
    
    path = g_strdup_printf ("/Mail/Signatures/script_%d", i);
    val = bonobo_config_get_string (config->db, path, NULL);
    g_free (path);
    if (val && *val)
        sig->script = val;
    else
        g_free (val);

    path = g_strdup_printf ("/Mail/Signatures/html_%d", i);
    sig->html = bonobo_config_get_boolean_with_default (config->db, path, FALSE, NULL);
    g_free (path);
    
    return sig;
}

static void
config_read_signatures ()
{
    MailConfigSignature *sig;
    gint i;

    config->signature_list = NULL;
    config->signatures = bonobo_config_get_long_with_default (config->db, "/Mail/Signatures/num", 0, NULL);

    for (i = 0; i < config->signatures; i ++) {
        sig = config_read_signature (i);
        config->signature_list = g_list_append (config->signature_list, sig);
    }
}

static void
config_write_signature (MailConfigSignature *sig, gint i)
{
    char *path;

    printf ("config_write_signature i: %d id: %d\n", i, sig->id);

    path = g_strdup_printf ("/Mail/Signatures/name_%d", i);
    bonobo_config_set_string (config->db, path, sig->name ? sig->name : "", NULL);
    g_free (path);

    path = g_strdup_printf ("/Mail/Signatures/filename_%d", i);
    bonobo_config_set_string (config->db, path, sig->filename ? sig->filename : "", NULL);
    g_free (path);

    path = g_strdup_printf ("/Mail/Signatures/script_%d", i);
    bonobo_config_set_string (config->db, path, sig->script ? sig->script : "", NULL);
    g_free (path);

    path = g_strdup_printf ("/Mail/Signatures/html_%d", i);
    bonobo_config_set_boolean (config->db, path, sig->html, NULL);
    g_free (path);
}

static void
config_write_signatures_num ()
{
    bonobo_config_set_long (config->db, "/Mail/Signatures/num", config->signatures, NULL);
}

static void
config_write_signatures ()
{
    GList *l;
    gint id;

    for (id = 0, l = config->signature_list; l; l = l->next, id ++) {
        config_write_signature ((MailConfigSignature *) l->data, id);
    }

    config_write_signatures_num ();
}

static MailConfigSignature *
lookup_signature (gint i)
{
    MailConfigSignature *sig;
    GList *l;

    if (i == -1)
        return NULL;

    for (l = config->signature_list; l; l = l->next) {
        sig = (MailConfigSignature *) l->data;
        if (sig->id == i)
            return sig;
    }

    return NULL;
}

static void
config_write_imported_signature (gchar *filename, gint i, gboolean html)
{
    MailConfigSignature *sig = g_new0 (MailConfigSignature, 1);
    gchar *name;

    name = strrchr (filename, '/');
    if (!name)
        name = filename;
    else
        name ++;

    sig->name = g_strdup (name);
    sig->filename = filename;
    sig->html = html;

    config_write_signature (sig, i);
    signature_destroy (sig);
}

static void
config_import_old_signatures ()
{
    int num;
    
    num = bonobo_config_get_long_with_default (config->db, "/Mail/Signatures/num", -1, NULL);
    
    if (num == -1) {
        /* there are no signatures defined
         * look for old config to create new ones from old ones
         */
        GHashTable *cache;
        int i, accounts;
        
        cache = g_hash_table_new (g_str_hash, g_str_equal);
        accounts = bonobo_config_get_long_with_default (config->db, "/Mail/Accounts/num", 0, NULL);
        num = 0;
        for (i = 0; i < accounts; i ++) {
            char *path, *val;
            
            /* read text signature file */
            path = g_strdup_printf ("/Mail/Accounts/identity_signature_%d", i);
            val = bonobo_config_get_string (config->db, path, NULL);
            g_free (path);
            if (val && *val) {
                gpointer orig_key, node_val;
                int id;
                
                if (g_hash_table_lookup_extended (cache, val, &orig_key, &node_val)) {
                    id = GPOINTER_TO_INT (node_val);
                } else {
                    g_hash_table_insert (cache, g_strdup (val), GINT_TO_POINTER (num));
                    config_write_imported_signature (val, num, FALSE);
                    id = num;
                    num ++;
                }
                
                /* set new text signature to this identity */
                path = g_strdup_printf ("/Mail/Accounts/identity_signature_text_%d", i);
                bonobo_config_set_long (config->db, path, id, NULL);
                g_free (path);
            } else
                g_free (val);
            
            path = g_strdup_printf ("/Mail/Accounts/identity_has_html_signature_%d", i);
            if (bonobo_config_get_boolean_with_default (config->db, path, FALSE, NULL)) {
                g_free (path);
                path = g_strdup_printf ("/Mail/Accounts/identity_html_signature_%d", i);
                val = bonobo_config_get_string (config->db, path, NULL);
                if (val && *val) {
                    gpointer orig_key, node_val;
                    int id;
                    
                    if (g_hash_table_lookup_extended (cache, val, &orig_key, &node_val)) {
                        id = GPOINTER_TO_INT (node_val);
                    } else {
                        g_hash_table_insert (cache, g_strdup (val), GINT_TO_POINTER (num));
                        config_write_imported_signature (val, num, TRUE);
                        id = num;
                        num ++;
                    }
                    
                    /* set new html signature to this identity */
                    g_free (path);
                    path = g_strdup_printf ("/Mail/Accounts/identity_signature_html_%d", i);
                    bonobo_config_set_long (config->db, path, id, NULL);
                } else
                    g_free (val);
            }
            g_free (path);
        }
        bonobo_config_set_long (config->db, "/Mail/Signatures/num", num, NULL);
        g_hash_table_destroy (cache);
    }
}

/* copied from calendar-config */
static gboolean
locale_supports_12_hour_format(void)
{
    char s[16];
    time_t t = 0;
    
    strftime(s, sizeof s, "%p", gmtime (&t));
    return s[0] != '\0';
}

static void
config_read (void)
{
    int len, i, default_num;
    char *path, *val, *p;
    
    mail_config_clear ();
    
    config_import_old_signatures ();
    config_read_signatures ();
    
    len = bonobo_config_get_long_with_default (config->db, 
            "/Mail/Accounts/num", 0, NULL);
    
    for (i = 0; i < len; i++) {
        MailConfigAccount *account;
        MailConfigIdentity *id;
        MailConfigService *source;
        MailConfigService *transport;
        
        account = g_new0 (MailConfigAccount, 1);
        path = g_strdup_printf ("/Mail/Accounts/account_name_%d", i);
        val = bonobo_config_get_string (config->db, path, NULL);
        g_free (path);
        if (val && *val) {
            account->name = val;
        } else {
            g_free (val);
            account->name = g_strdup_printf (U_("Account %d"), i + 1);
            config->corrupt = TRUE;
        }
        
        path = g_strdup_printf ("/Mail/Accounts/account_drafts_folder_uri_%d", i);
        val = bonobo_config_get_string (config->db, path, NULL);
        g_free (path);
        if (val && *val)
            account->drafts_folder_uri = val;
        else
            g_free (val);
        
        path = g_strdup_printf ("/Mail/Accounts/account_sent_folder_uri_%d", i);
        val = bonobo_config_get_string (config->db, path, NULL);
        g_free (path);
        if (val && *val)
            account->sent_folder_uri = val;
        else
            g_free (val);
        
        path = g_strdup_printf ("/Mail/Accounts/account_always_cc_%d", i);
        account->always_cc = bonobo_config_get_boolean_with_default (
                config->db, path, FALSE, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/account_always_cc_addrs_%d", i);
        val = bonobo_config_get_string (config->db, path, NULL);
        g_free (path);
        if (val && *val)
            account->cc_addrs = val;
        else
            g_free (val);
        
        path = g_strdup_printf ("/Mail/Accounts/account_always_bcc_%d", i);
        account->always_bcc = bonobo_config_get_boolean_with_default (
                config->db, path, FALSE, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/account_always_bcc_addrs_%d", i);
        val = bonobo_config_get_string (config->db, path, NULL);
        g_free (path);
        if (val && *val)
            account->bcc_addrs = val;
        else
            g_free (val);
        
        /* get the pgp info */
        path = g_strdup_printf ("/Mail/Accounts/account_pgp_key_%d", i);
        val = bonobo_config_get_string (config->db, path, NULL);
        g_free (path);
        if (val && *val)
            account->pgp_key = val;
        else
            g_free (val);
        
        path = g_strdup_printf ("/Mail/Accounts/account_pgp_always_sign_%d", i);
        account->pgp_always_sign = bonobo_config_get_boolean_with_default (
                config->db, path, FALSE, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/account_pgp_no_imip_sign_%d", i);
        account->pgp_no_imip_sign = bonobo_config_get_boolean_with_default (
                config->db, path, FALSE, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/account_pgp_encrypt_to_self_%d", i);
        account->pgp_encrypt_to_self = bonobo_config_get_boolean_with_default (
                config->db, path, TRUE, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/account_pgp_always_trust_%d", i);
        account->pgp_always_trust = bonobo_config_get_boolean_with_default (
                config->db, path, FALSE, NULL);
        g_free (path);
        
        /* get the s/mime info */
        path = g_strdup_printf ("/Mail/Accounts/account_smime_key_%d", i);
        val = bonobo_config_get_string (config->db, path, NULL);
        g_free (path);
        if (val && *val)
            account->smime_key = val;
        else
            g_free (val);
        
        path = g_strdup_printf ("/Mail/Accounts/account_smime_always_sign_%d", i);
        account->smime_always_sign = bonobo_config_get_boolean_with_default (
                config->db, path, FALSE, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/account_smime_encrypt_to_self_%d", i);
        account->smime_encrypt_to_self = bonobo_config_get_boolean_with_default (
                config->db, path, TRUE, NULL);
        g_free (path);
        
        /* get the identity info */
        id = g_new0 (MailConfigIdentity, 1);        
        path = g_strdup_printf ("/Mail/Accounts/identity_name_%d", i);
        id->name = bonobo_config_get_string (config->db, path, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/identity_address_%d", i);
        id->address = bonobo_config_get_string (config->db, path, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/identity_reply_to_%d", i);
        id->reply_to = bonobo_config_get_string (config->db, path, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/identity_organization_%d", i);
        id->organization = bonobo_config_get_string (config->db, path, NULL);
        g_free (path);
        
        /* id signatures */
        path = g_strdup_printf ("/Mail/Accounts/identity_def_signature_%d", i);
        id->def_signature = lookup_signature (bonobo_config_get_long_with_default (config->db, path, -1, NULL));
        g_free (path);
        
        /* autogenerated signature */
        path = g_strdup_printf ("/Mail/Accounts/identity_autogenerated_signature_%d", i);
        id->auto_signature = bonobo_config_get_boolean_with_default (config->db, path, TRUE, NULL);
        g_free (path);
        
        /* get the source */
        source = g_new0 (MailConfigService, 1);
        
        path = g_strdup_printf ("/Mail/Accounts/source_url_%d", i);
        val = bonobo_config_get_string (config->db, path, NULL);
        g_free (path);
        if (val && *val)
            source->url = val;
        else
            g_free (val);
        
        path = g_strdup_printf ("/Mail/Accounts/source_keep_on_server_%d", i);
        source->keep_on_server = bonobo_config_get_boolean (config->db, path, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/source_auto_check_%d", i);
        source->auto_check = bonobo_config_get_boolean_with_default (
                        config->db, path, FALSE, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/source_auto_check_time_%d", i);
        source->auto_check_time = bonobo_config_get_long_with_default ( 
            config->db, path, -1, NULL);
        
        if (source->auto_check && source->auto_check_time <= 0) {
            source->auto_check_time = 5;
            source->auto_check = FALSE;
        }
        
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/source_enabled_%d", i);
        source->enabled = bonobo_config_get_boolean_with_default (
            config->db, path, TRUE, NULL);
        g_free (path);
        
        path = g_strdup_printf 
            ("/Mail/Accounts/source_save_passwd_%d", i);
        source->save_passwd = bonobo_config_get_boolean_with_default ( 
            config->db, path, TRUE, NULL);
        g_free (path);
        
        /* get the transport */
        transport = g_new0 (MailConfigService, 1);
        path = g_strdup_printf ("/Mail/Accounts/transport_url_%d", i);
        val = bonobo_config_get_string (config->db, path, NULL);
        g_free (path);
        if (val && *val)
            transport->url = val;
        else
            g_free (val);
        
        path = g_strdup_printf ("/Mail/Accounts/transport_save_passwd_%d", i);
        transport->save_passwd = bonobo_config_get_boolean (config->db, path, NULL);
        g_free (path);
        
        account->id = id;
        account->source = source;
        account->transport = transport;
        
        config->accounts = g_slist_append (config->accounts, account);
    }
    
    default_num = bonobo_config_get_long_with_default (config->db,
        "/Mail/Accounts/default_account", 0, NULL);
    
    mail_config_set_default_account_num (default_num);
    
    /* Format */
    config->send_html = bonobo_config_get_boolean_with_default (config->db,
            "/Mail/Format/send_html", FALSE, NULL);
    
    /* Confirm Sending Unwanted HTML */
    config->confirm_unwanted_html = bonobo_config_get_boolean_with_default (config->db,
            "/Mail/Format/confirm_unwanted_html", TRUE, NULL);
    
    /* Citation */
    config->citation_highlight = bonobo_config_get_boolean_with_default (
        config->db, "/Mail/Display/citation_highlight", TRUE, NULL);
    
    config->citation_color = bonobo_config_get_long_with_default (
        config->db, "/Mail/Display/citation_color", 0x737373, NULL);
    
    /* Mark as seen toggle */
    config->do_seen_timeout = bonobo_config_get_boolean_with_default (
        config->db, "/Mail/Display/do_seen_timeout", TRUE, NULL);
    
    /* Mark as seen timeout */
    config->seen_timeout = bonobo_config_get_long_with_default (config->db,
                "/Mail/Display/seen_timeout", 1500, NULL);
    
    /* Show Messages Threaded */
    config->thread_list = bonobo_config_get_boolean_with_default (
                config->db, "/Mail/Display/thread_list", FALSE, NULL);
    
    config->thread_subject = bonobo_config_get_boolean_with_default (
                config->db, "/Mail/Display/thread_subject", FALSE, NULL);
    
    config->show_preview = bonobo_config_get_boolean_with_default (
        config->db, "/Mail/Display/preview_pane", TRUE, NULL);
    
    /* Hide deleted automatically */
    config->hide_deleted = bonobo_config_get_boolean_with_default (
        config->db, "/Mail/Display/hide_deleted", FALSE, NULL);
    
    /* Size of vpaned in mail view */
    config->paned_size = bonobo_config_get_long_with_default (config->db, 
                "/Mail/Display/paned_size", 200, NULL);
    
    /* Goto next folder when user has reached the bottom of the message-list */
    config->goto_next_folder = bonobo_config_get_boolean_with_default (
        config->db, "/Mail/MessageList/goto_next_folder", FALSE, NULL);
    
    /* Empty Subject */
    config->prompt_empty_subject = bonobo_config_get_boolean_with_default (
        config->db, "/Mail/Prompts/empty_subject", TRUE, NULL);
    
    /* Only Bcc */
    config->prompt_only_bcc = bonobo_config_get_boolean_with_default (
        config->db, "/Mail/Prompts/only_bcc", TRUE, NULL);
    
    /* Expunge */
    config->confirm_expunge = bonobo_config_get_boolean_with_default (
        config->db, "/Mail/Prompts/confirm_expunge", TRUE, NULL);
    
    /* Goto next folder */
    config->confirm_goto_next_folder = bonobo_config_get_boolean_with_default (
        config->db, "/Mail/Prompts/confirm_goto_next_folder", TRUE, NULL);
    
    /* PGP/GPG */
    config->pgp_path = bonobo_config_get_string (config->db, "/Mail/PGP/path", NULL);
    
    config->pgp_type = bonobo_config_get_long_with_default (config->db, 
            "/Mail/PGP/type", MAIL_CONFIG_PGP_TYPE_NONE, NULL);
    
    /* we only support GnuPG now */
    if (config->pgp_type != MAIL_CONFIG_PGP_TYPE_GPG) {
        config->pgp_type = MAIL_CONFIG_PGP_TYPE_NONE;
        g_free (config->pgp_path);
        config->pgp_path = NULL;
    }
    
    /* HTTP images */
    config->http_mode = bonobo_config_get_long_with_default (config->db, 
        "/Mail/Display/http_images", MAIL_CONFIG_HTTP_NEVER, NULL);
    
    /* Forwarding */
    config->default_forward_style = bonobo_config_get_long_with_default (
        config->db, "/Mail/Format/default_forward_style", 
        MAIL_CONFIG_FORWARD_ATTACHED, NULL);
    
    /* Replying */
    config->default_reply_style = bonobo_config_get_long_with_default (
        config->db, "/Mail/Format/default_reply_style", 
        MAIL_CONFIG_REPLY_QUOTED, NULL);
    
    /* Message Display */
    config->message_display_style = bonobo_config_get_long_with_default (
        config->db, "/Mail/Format/message_display_style", 
        MAIL_CONFIG_DISPLAY_NORMAL, NULL);
    
    /* Default charset */
    config->default_charset = bonobo_config_get_string (config->db, 
            "/Mail/Format/default_charset", NULL);
    
    if (!config->default_charset) {
        g_get_charset (&config->default_charset);
        if (!config->default_charset ||
            !g_strcasecmp (config->default_charset, "US-ASCII"))
            config->default_charset = g_strdup ("ISO-8859-1");
        else
            config->default_charset = g_strdup (config->default_charset);
    }
    
    /* Trash folders */
    config->empty_trash_on_exit = bonobo_config_get_boolean_with_default (
        config->db, "/Mail/Trash/empty_on_exit", FALSE, NULL);
    
    /* Filter logging */
    config->filter_log = bonobo_config_get_boolean_with_default (
        config->db, "/Mail/Filters/log", FALSE, NULL);
    
    config->filter_log_path = bonobo_config_get_string (
        config->db, "/Mail/Filters/log_path", NULL);
    
    /* New Mail Notification */
    config->notify = bonobo_config_get_long_with_default (
        config->db, "/Mail/Notify/new_mail_notification", 
        MAIL_CONFIG_NOTIFY_NOT, NULL);
    
    config->notify_filename = bonobo_config_get_string (
        config->db, "/Mail/Notify/new_mail_notification_sound_file", NULL);
    
    /* X-Mailer header display */
    config->x_mailer_display_style = bonobo_config_get_long_with_default (
        config->db, "/Mail/Display/x_mailer_display_style", 
        MAIL_CONFIG_XMAILER_NONE, NULL);
    
    /* last filesel dir */
    config->last_filesel_dir = bonobo_config_get_string (
        config->db, "/Mail/Filesel/last_filesel_dir", NULL);
    
    /* Color labels */
    /* Note: we avoid having to malloc/free 10 times this way... */
    path = g_malloc (sizeof ("/Mail/Labels/") + sizeof ("label_#") + 1);
    strcpy (path, "/Mail/Labels/label_#");
    p = path + strlen (path) - 1;
    for (i = 0; i < 5; i++) {
        *p = '0' + i;
        val = bonobo_config_get_string (config->db, path, NULL);
        if (!(val && *val)) {
            g_free (val);
            val = NULL;
        }
        config->labels[i].name = val;
    }
    strcpy (path, "/Mail/Labels/color_#");
    p = path + strlen (path) - 1;
    for (i = 0; i < 5; i++) {
        *p = '0' + i;
        config->labels[i].color = bonobo_config_get_long_with_default (config->db, path,
                                           label_defaults[i].color, NULL);
    }
    g_free (path);
    
    config->week_start_day = bonobo_config_get_long_with_default(config->db, "/Calendar/Display/WeekStartDay", 1, NULL);
    if (locale_supports_12_hour_format()) {
        config->time_24hour = bonobo_config_get_boolean_with_default(config->db, "/Calendar/Display/Use24HourFormat", FALSE, NULL);
    } else {
        config->time_24hour = TRUE;
    }
}

#define bonobo_config_set_string_wrapper(db, path, val, ev) bonobo_config_set_string (db, path, val ? val : "", ev)

void
mail_config_write_account_sig (MailConfigAccount *account, gint i)
{
    char *path;
    
    mail_config_init ();
    
    if (i == -1) {
        GSList *link;
        
        link = g_slist_find (config->accounts, account);
        if (!link) {
            g_warning ("Can't find account in accounts list");
            return;
        }
        i = g_slist_position (config->accounts, link);
    }
    
    /* id signatures */
    path = g_strdup_printf ("/Mail/Accounts/identity_def_signature_%d", i);
    bonobo_config_set_long (config->db, path, account->id->def_signature
                ? account->id->def_signature->id : -1, NULL);
    g_free (path);
    
    path = g_strdup_printf ("/Mail/Accounts/identity_autogenerated_signature_%d", i);
    bonobo_config_set_boolean (config->db, path, account->id->auto_signature, NULL);
    g_free (path);
}

void
mail_config_write (void)
{
    CORBA_Environment ev;
    int len, i, default_num;
    
    /* Accounts */
    
    if (!config)
        return;
    
    CORBA_exception_init (&ev);
    Bonobo_ConfigDatabase_removeDir (config->db, "/Mail/Accounts", &ev);
    CORBA_exception_init (&ev);
    Bonobo_ConfigDatabase_removeDir (config->db, "/News/Sources", &ev);
    CORBA_exception_init (&ev);
    Bonobo_ConfigDatabase_sync (config->db, &ev);
    
    config_write_signatures ();
    
    len = g_slist_length (config->accounts);
    bonobo_config_set_long (config->db,
                "/Mail/Accounts/num", len, NULL);
    
    default_num = mail_config_get_default_account_num ();
    bonobo_config_set_long (config->db,
                "/Mail/Accounts/default_account", default_num, NULL);
    
    for (i = 0; i < len; i++) {
        MailConfigAccount *account;
        char *path;
        
        account = g_slist_nth_data (config->accounts, i);
        
        /* account info */
        path = g_strdup_printf ("/Mail/Accounts/account_name_%d", i);
        bonobo_config_set_string_wrapper (config->db, path, account->name, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/account_drafts_folder_uri_%d", i);
        bonobo_config_set_string_wrapper (config->db, path, 
                          account->drafts_folder_uri, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/account_sent_folder_uri_%d", i);
        bonobo_config_set_string_wrapper (config->db, path, 
                          account->sent_folder_uri, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/account_always_cc_%d", i);
        bonobo_config_set_boolean (config->db, path, account->always_cc, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/account_always_cc_addrs_%d", i);
        bonobo_config_set_string_wrapper (config->db, path, 
                          account->cc_addrs, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/account_always_bcc_%d", i);
        bonobo_config_set_boolean (config->db, path, account->always_bcc, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/account_always_bcc_addrs_%d", i);
        bonobo_config_set_string_wrapper (config->db, path, 
                          account->bcc_addrs, NULL);
        g_free (path);
        
        /* account pgp options */
        path = g_strdup_printf ("/Mail/Accounts/account_pgp_key_%d", i);
        bonobo_config_set_string_wrapper (config->db, path, account->pgp_key, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/account_pgp_always_sign_%d", i);
        bonobo_config_set_boolean (config->db, path, account->pgp_always_sign, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/account_pgp_no_imip_sign_%d", i);
        bonobo_config_set_boolean (config->db, path, account->pgp_no_imip_sign, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/account_pgp_encrypt_to_self_%d", i);
        bonobo_config_set_boolean (config->db, path, 
                       account->pgp_encrypt_to_self, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/account_pgp_always_trust_%d", i);
        bonobo_config_set_boolean (config->db, path, account->pgp_always_trust, NULL);
        g_free (path);
        
        /* account s/mime options */
        path = g_strdup_printf ("/Mail/Accounts/account_smime_key_%d", i);
        bonobo_config_set_string_wrapper (config->db, path, account->smime_key, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/account_smime_always_sign_%d", i);
        bonobo_config_set_boolean (config->db, path, account->smime_always_sign, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/account_smime_encrypt_to_self_%d", i);
        bonobo_config_set_boolean (config->db, path, account->smime_encrypt_to_self, NULL);
        g_free (path);
        
        /* identity info */
        path = g_strdup_printf ("/Mail/Accounts/identity_name_%d", i);
        bonobo_config_set_string_wrapper (config->db, path, account->id->name, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/identity_address_%d", i);
        bonobo_config_set_string_wrapper (config->db, path, account->id->address, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/identity_reply_to_%d", i);
        bonobo_config_set_string_wrapper (config->db, path, account->id->reply_to, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/identity_organization_%d", i);
        bonobo_config_set_string_wrapper (config->db, path, account->id->organization, NULL);
        g_free (path);
        
        mail_config_write_account_sig (account, i);
        
        path = g_strdup_printf ("/Mail/Accounts/identity_autogenerated_signature_%d", i);
        bonobo_config_set_boolean (config->db, path, account->id->auto_signature, NULL);
        g_free (path);
        
        /* source info */
        path = g_strdup_printf ("/Mail/Accounts/source_url_%d", i);
        bonobo_config_set_string_wrapper (config->db, path, account->source->url, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/source_keep_on_server_%d", i);
        bonobo_config_set_boolean (config->db, path, account->source->keep_on_server, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/source_auto_check_%d", i);
        bonobo_config_set_boolean (config->db, path, account->source->auto_check, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/source_auto_check_time_%d", i);
        bonobo_config_set_long (config->db, path, account->source->auto_check_time, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/source_enabled_%d", i);
        bonobo_config_set_boolean (config->db, path, account->source->enabled, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/source_save_passwd_%d", i);
        bonobo_config_set_boolean (config->db, path, account->source->save_passwd, NULL);
        g_free (path);
        
        /* transport info */
        path = g_strdup_printf ("/Mail/Accounts/transport_url_%d", i);
        bonobo_config_set_string_wrapper (config->db, path, account->transport->url, NULL);
        g_free (path);
        
        path = g_strdup_printf ("/Mail/Accounts/transport_save_passwd_%d", i);
        bonobo_config_set_boolean (config->db, path, account->transport->save_passwd, NULL);
        g_free (path);
    }
    
    CORBA_exception_init (&ev);
    Bonobo_ConfigDatabase_sync (config->db, &ev);
    CORBA_exception_free (&ev);
}

static gboolean
hash_save_state (gpointer key, gpointer value, gpointer user_data)
{
    char *path;
    gboolean bool = GPOINTER_TO_INT (value);
    
    path = g_strconcat ("/Mail/", (char *)user_data, "/", (char *)key, 
                NULL);
    bonobo_config_set_boolean (config->db, path, bool, NULL);
    g_free (path);
    g_free (key);
    
    return TRUE;
}

void
mail_config_write_on_exit (void)
{
    CORBA_Environment ev;
    MailConfigAccount *account;
    const GSList *accounts;
    char *path, *p;
    int i;
    
    if (config_write_timeout) {
        g_source_remove (config_write_timeout);
        config_write_timeout = 0;
        mail_config_write ();
    }

    /* Show Messages Threaded */
    bonobo_config_set_boolean (config->db, "/Mail/Display/thread_list", 
                   config->thread_list, NULL);
    
    bonobo_config_set_boolean (config->db, "/Mail/Display/thread_subject", 
                   config->thread_subject, NULL);
    
    /* Show Message Preview */
    bonobo_config_set_boolean (config->db, "/Mail/Display/preview_pane",
                   config->show_preview, NULL);
    
    /* Hide deleted automatically */
    bonobo_config_set_boolean (config->db, "/Mail/Display/hide_deleted", 
                   config->hide_deleted, NULL);
    
    /* Size of vpaned in mail view */
    bonobo_config_set_long (config->db, "/Mail/Display/paned_size", 
                config->paned_size, NULL);
    
    /* Mark as seen toggle */
    bonobo_config_set_boolean (config->db, "/Mail/Display/do_seen_timeout",
                   config->do_seen_timeout, NULL);
    /* Mark as seen timeout */
    bonobo_config_set_long (config->db, "/Mail/Display/seen_timeout", 
                config->seen_timeout, NULL);
    
    /* Format */
    bonobo_config_set_boolean (config->db, "/Mail/Format/send_html", 
                   config->send_html, NULL);
    
    /* Confirm Sending Unwanted HTML */
    bonobo_config_set_boolean (config->db, "/Mail/Format/confirm_unwanted_html",
                   config->confirm_unwanted_html, NULL);
    
    /* Citation */
    bonobo_config_set_boolean (config->db, 
                   "/Mail/Display/citation_highlight", 
                   config->citation_highlight, NULL);
    
    bonobo_config_set_long (config->db, "/Mail/Display/citation_color",
                config->citation_color, NULL);
    
    /* Goto next folder */
    bonobo_config_set_boolean (config->db, "/Mail/MessageList/goto_next_folder",
                   config->goto_next_folder, NULL);
    
    /* Empty Subject */
    bonobo_config_set_boolean (config->db, "/Mail/Prompts/empty_subject",
                   config->prompt_empty_subject, NULL);
    
    /* Only Bcc */
    bonobo_config_set_boolean (config->db, "/Mail/Prompts/only_bcc",
                   config->prompt_only_bcc, NULL);
    
    /* Expunge */
    bonobo_config_set_boolean (config->db, "/Mail/Prompts/confirm_expunge",
                   config->confirm_expunge, NULL);
    
    /* Goto next folder */
    bonobo_config_set_boolean (config->db, "/Mail/Prompts/confirm_goto_next_folder",
                   config->confirm_goto_next_folder, NULL);
    
    /* PGP/GPG */
    bonobo_config_set_string_wrapper (config->db, "/Mail/PGP/path", 
                      config->pgp_path, NULL);
    
    bonobo_config_set_long (config->db, "/Mail/PGP/type", 
                config->pgp_type, NULL);
    
    /* HTTP images */
    bonobo_config_set_long (config->db, "/Mail/Display/http_images", 
                config->http_mode, NULL);
    
    /* Forwarding */
    bonobo_config_set_long (config->db, 
                "/Mail/Format/default_forward_style", 
                config->default_forward_style, NULL);
    
    /* Replying */
    bonobo_config_set_long (config->db, 
                "/Mail/Format/default_reply_style", 
                config->default_reply_style, NULL);
    
    /* Message Display */
    bonobo_config_set_long (config->db, 
                "/Mail/Format/message_display_style", 
                config->message_display_style, NULL);
    
    /* Default charset */
    bonobo_config_set_string_wrapper (config->db, "/Mail/Format/default_charset", 
                      config->default_charset, NULL);
    
    /* Trash folders */
    bonobo_config_set_boolean (config->db, "/Mail/Trash/empty_on_exit", 
                   config->empty_trash_on_exit, NULL);
    
    /* Filter logging */
    bonobo_config_set_boolean (config->db, "/Mail/Filters/log",
                   config->filter_log, NULL);
    
    bonobo_config_set_string_wrapper (config->db, "/Mail/Filters/log_path",
                      config->filter_log_path, NULL);
    
    /* New Mail Notification */
    bonobo_config_set_long (config->db, "/Mail/Notify/new_mail_notification", 
                config->notify, NULL);
    
    bonobo_config_set_string_wrapper (config->db, "/Mail/Notify/new_mail_notification_sound_file",
                      config->notify_filename, NULL);
    
    /* X-Mailer Display */
    bonobo_config_set_long (config->db, 
                "/Mail/Display/x_mailer_display_style", 
                config->x_mailer_display_style, NULL);
    
    /* last filesel dir */
    bonobo_config_set_string_wrapper (config->db, "/Mail/Filesel/last_filesel_dir",
                      config->last_filesel_dir, NULL);
    
    /* Color labels */
    /* Note: we avoid having to malloc/free 10 times this way... */
    path = g_malloc (sizeof ("/Mail/Labels/") + sizeof ("label_#") + 1);
    strcpy (path, "/Mail/Labels/label_#");
    p = path + strlen (path) - 1;
    for (i = 0; i < 5; i++) {
        *p = '0' + i;
        bonobo_config_set_string_wrapper (config->db, path, config->labels[i].name, NULL);
    }
    strcpy (path, "/Mail/Labels/color_#");
    p = path + strlen (path) - 1;
    for (i = 0; i < 5; i++) {
        *p = '0' + i;
        bonobo_config_set_long (config->db, path, config->labels[i].color, NULL);
    }
    g_free (path);
    
    /* Message Threading */
    if (config->threaded_hash)
        g_hash_table_foreach_remove (config->threaded_hash, hash_save_state, "Threads");
    
    /* Message Preview */
    if (config->preview_hash)
        g_hash_table_foreach_remove (config->preview_hash, hash_save_state, "Preview");

    CORBA_exception_init (&ev);
    Bonobo_ConfigDatabase_sync (config->db, &ev);
    CORBA_exception_free (&ev);
    
    /* Passwords */
    
    /* then we make sure the ones we want to remember are in the
           session cache */
    accounts = mail_config_get_accounts ();
    for ( ; accounts; accounts = accounts->next) {
        char *passwd;
        account = accounts->data;
        if (account->source->save_passwd && account->source->url) {
            passwd = mail_session_get_password (account->source->url);
            mail_session_forget_password (account->source->url);
            mail_session_add_password (account->source->url, passwd);
            g_free (passwd);
        }
        
        if (account->transport->save_passwd && account->transport->url) {
            passwd = mail_session_get_password (account->transport->url);
            mail_session_forget_password (account->transport->url);
            mail_session_add_password (account->transport->url, passwd);
            g_free (passwd);
        }
    }
    
    /* then we clear out our component passwords */
    e_passwords_clear_component_passwords ();
    
    /* then we remember them */
    accounts = mail_config_get_accounts ();
    for ( ; accounts; accounts = accounts->next) {
        account = accounts->data;
        if (account->source->save_passwd && account->source->url)
            mail_session_remember_password (account->source->url);
        
        if (account->transport->save_passwd && account->transport->url)
            mail_session_remember_password (account->transport->url);
    }
    
    /* now do cleanup */
    mail_config_clear ();
}

/* Accessor functions */
gboolean
mail_config_is_configured (void)
{
    return config->accounts != NULL;
}

gboolean
mail_config_is_corrupt (void)
{
    return config->corrupt;
}

static char *
uri_to_key (const char *uri)
{
    char *rval, *ptr;
    
    if (!uri)
        return NULL;
    
    rval = g_strdup (uri);
    
    for (ptr = rval; *ptr; ptr++)
        if (*ptr == '/' || *ptr == ':')
            *ptr = '_';
    
    return rval;
}

gboolean
mail_config_get_thread_subject (void)
{
    return config->thread_subject;
}

void
mail_config_set_thread_subject (gboolean thread_subject)
{
    config->thread_subject = thread_subject;
}

gboolean
mail_config_get_empty_trash_on_exit (void)
{
    return config->empty_trash_on_exit;
}

void
mail_config_set_empty_trash_on_exit (gboolean value)
{
    config->empty_trash_on_exit = value;
}

gboolean
mail_config_get_show_preview (const char *uri)
{
    if (uri && *uri) {
        gpointer key, val;
        char *dbkey;
        
        dbkey = uri_to_key (uri);
        
        if (!config->preview_hash)
            config->preview_hash = g_hash_table_new (g_str_hash, g_str_equal);
        
        if (!g_hash_table_lookup_extended (config->preview_hash, dbkey, &key, &val)) {
            gboolean value;
            char *str;
            
            str = g_strdup_printf ("/Mail/Preview/%s", dbkey);
            value = bonobo_config_get_boolean_with_default (config->db, str, TRUE, NULL);
            g_free (str);
            
            g_hash_table_insert (config->preview_hash, dbkey,
                         GINT_TO_POINTER (value));
            
            return value;
        } else {
            g_free (dbkey);
            return GPOINTER_TO_INT (val);
        }
    }
    
    /* return the default value */
    
    return config->show_preview;
}

void
mail_config_set_show_preview (const char *uri, gboolean value)
{
    if (uri && *uri) {
        char *dbkey = uri_to_key (uri);
        gpointer key, val;
        
        if (!config->preview_hash)
            config->preview_hash = g_hash_table_new (g_str_hash, g_str_equal);
        
        if (g_hash_table_lookup_extended (config->preview_hash, dbkey, &key, &val)) {
            g_hash_table_insert (config->preview_hash, dbkey,
                         GINT_TO_POINTER (value));
            g_free (dbkey);
        } else {
            g_hash_table_insert (config->preview_hash, dbkey, 
                         GINT_TO_POINTER (value));
        }
    } else
        config->show_preview = value;
}

gboolean
mail_config_get_thread_list (const char *uri)
{
    if (uri && *uri) {
        gpointer key, val;
        char *dbkey;
        
        dbkey = uri_to_key (uri);
        
        if (!config->threaded_hash)
            config->threaded_hash = g_hash_table_new (g_str_hash, g_str_equal);
        
        if (!g_hash_table_lookup_extended (config->threaded_hash, dbkey, &key, &val)) {
            gboolean value;
            char *str;
            
            str = g_strdup_printf ("/Mail/Threads/%s", dbkey);
            value = bonobo_config_get_boolean_with_default (config->db, str, FALSE, NULL);
            g_free (str);
            
            g_hash_table_insert (config->threaded_hash, dbkey,
                         GINT_TO_POINTER (value));
            
            return value;
        } else {
            g_free(dbkey);
            return GPOINTER_TO_INT (val);
        }
    }
    
    /* return the default value */
    
    return config->thread_list;
}

void
mail_config_set_thread_list (const char *uri, gboolean value)
{
    if (uri && *uri) {
        char *dbkey = uri_to_key (uri);
        gpointer key, val;
        
        if (!config->threaded_hash)
            config->threaded_hash = g_hash_table_new (g_str_hash, g_str_equal);
        
        if (g_hash_table_lookup_extended (config->threaded_hash, dbkey, &key, &val)) {
            g_hash_table_insert (config->threaded_hash, dbkey,
                         GINT_TO_POINTER (value));
            g_free (dbkey);
        } else {
            g_hash_table_insert (config->threaded_hash, dbkey, 
                         GINT_TO_POINTER (value));
        }
    } else
        config->thread_list = value;
}

gboolean
mail_config_get_filter_log (void)
{
    return config->filter_log;
}

void
mail_config_set_filter_log (gboolean value)
{
    config->filter_log = value;
}

const char *
mail_config_get_filter_log_path (void)
{
    return config->filter_log_path;
}

void
mail_config_set_filter_log_path (const char *path)
{
    g_free (config->filter_log_path);
    config->filter_log_path = g_strdup (path);
}

const char *
mail_config_get_last_filesel_dir (void)
{
    if (config->last_filesel_dir)
        return config->last_filesel_dir;
    else
        return g_get_home_dir ();
}

void
mail_config_set_last_filesel_dir (const char *path)
{
    g_free (config->last_filesel_dir);
    config->last_filesel_dir = g_strdup (path);
}

gboolean
mail_config_get_hide_deleted (void)
{
    return config->hide_deleted;
}

void
mail_config_set_hide_deleted (gboolean value)
{
    config->hide_deleted = value;
}

int
mail_config_get_paned_size (void)
{
    return config->paned_size;
}

void
mail_config_set_paned_size (int value)
{
    config->paned_size = value;
}

gboolean
mail_config_get_send_html (void)
{
    return config->send_html;
}

void
mail_config_set_send_html (gboolean send_html)
{
    config->send_html = send_html;
}

gboolean
mail_config_get_confirm_unwanted_html (void)
{
    return config->confirm_unwanted_html;
}

void
mail_config_set_confirm_unwanted_html (gboolean confirm)
{
    config->confirm_unwanted_html = confirm;
}

gboolean
mail_config_get_citation_highlight (void)
{
    return config->citation_highlight;
}

void
mail_config_set_citation_highlight (gboolean citation_highlight)
{
    config->citation_highlight = citation_highlight;
}

guint32
mail_config_get_citation_color (void)
{
    return config->citation_color;
}

void
mail_config_set_citation_color (guint32 citation_color)
{
    config->citation_color = citation_color;
}

gboolean
mail_config_get_do_seen_timeout (void)
{
    return config->do_seen_timeout;
}

void
mail_config_set_do_seen_timeout (gboolean do_seen_timeout)
{
    config->do_seen_timeout = do_seen_timeout;
}

int
mail_config_get_mark_as_seen_timeout (void)
{
    return config->seen_timeout;
}

void
mail_config_set_mark_as_seen_timeout (int timeout)
{
    config->seen_timeout = timeout;
}

gboolean
mail_config_get_prompt_empty_subject (void)
{
    return config->prompt_empty_subject;
}

void
mail_config_set_prompt_empty_subject (gboolean value)
{
    config->prompt_empty_subject = value;
}

gboolean
mail_config_get_prompt_only_bcc (void)
{
    return config->prompt_only_bcc;
}

void
mail_config_set_prompt_only_bcc (gboolean value)
{
    config->prompt_only_bcc = value;
}

gboolean
mail_config_get_confirm_expunge (void)
{
    return config->confirm_expunge;
}

void
mail_config_set_confirm_expunge (gboolean value)
{
    config->confirm_expunge = value;
}

gboolean
mail_config_get_confirm_goto_next_folder (void)
{
    return config->confirm_goto_next_folder;
}

void
mail_config_set_confirm_goto_next_folder (gboolean value)
{
    config->confirm_goto_next_folder = value;
}

gboolean
mail_config_get_goto_next_folder (void)
{
    return config->goto_next_folder;
}

void
mail_config_set_goto_next_folder (gboolean value)
{
    config->goto_next_folder = value;
}

struct {
    char *bin;
    char *version;
    int type;
} binaries[] = {
    { "gpg", NULL, MAIL_CONFIG_PGP_TYPE_GPG },
    { "pgp", "6.5.8", MAIL_CONFIG_PGP_TYPE_PGP6 },
    { "pgp", "5.0", MAIL_CONFIG_PGP_TYPE_PGP5 },
    { "pgp", "2.6", MAIL_CONFIG_PGP_TYPE_PGP2 },
    { NULL, NULL, MAIL_CONFIG_PGP_TYPE_NONE }
};


typedef struct _PGPFILE {
    FILE *fp;
    pid_t pid;
} PGPFILE;

static PGPFILE *
pgpopen (const char *command, const char *mode)
{
    int in_fds[2], out_fds[2];
    PGPFILE *pgp = NULL;
    char **argv = NULL;
    pid_t child;
    int fd;
    
    g_return_val_if_fail (command != NULL, NULL);
    
    if (*mode != 'r' && *mode != 'w')
        return NULL;
    
    argv = g_strsplit (command, " ", 0);
    if (!argv)
        return NULL;
    
    if (pipe (in_fds) == -1)
        goto error;
    
    if (pipe (out_fds) == -1) {
        close (in_fds[0]);
        close (in_fds[1]);
        goto error;
    }
    
    if ((child = fork ()) == 0) {
        /* In child */
        int maxfd;
        
        if ((dup2 (in_fds[0], STDIN_FILENO) < 0 ) ||
            (dup2 (out_fds[1], STDOUT_FILENO) < 0 ) ||
            (dup2 (out_fds[1], STDERR_FILENO) < 0 )) {
            _exit (255);
        }
        
        /* Dissociate from evolution-mail's controlling
         * terminal so that pgp/gpg won't be able to read from
         * it: PGP 2 will fall back to asking for the password
         * on /dev/tty if the passed-in password is incorrect.
         * This will make that fail rather than hanging.
         */
        setsid ();
        
        /* close all open fds that we aren't using */
        maxfd = sysconf (_SC_OPEN_MAX);
        for (fd = 0; fd < maxfd; fd++) {
            if (fd != STDIN_FILENO && fd != STDOUT_FILENO && fd != STDERR_FILENO)
                close (fd);
        }
        
        execvp (argv[0], argv);
        fprintf (stderr, "Could not execute %s: %s\n", argv[0],
             g_strerror (errno));
        _exit (255);
    } else if (child < 0) {
        close (in_fds[0]);
        close (in_fds[1]);
        close (out_fds[0]);
        close (out_fds[1]);
        goto error;
    }
    
    /* Parent */
    g_strfreev (argv);
    
    close (in_fds[0]);   /* pgp's stdin */
    close (out_fds[1]);  /* pgp's stdout */
    
    if (mode[0] == 'r') {
        /* opening in read-mode */
        fd = out_fds[0];
        close (in_fds[1]);
    } else {
        /* opening in write-mode */
        fd = in_fds[1];
        close (out_fds[0]);
    }
    
    pgp = g_new (PGPFILE, 1);
    pgp->fp = fdopen (fd, mode);
    pgp->pid = child;
    
    return pgp;
 error:
    g_strfreev (argv);
    
    return NULL;
}

static int
pgpclose (PGPFILE *pgp)
{
    sigset_t mask, omask;
    pid_t wait_result;
    int status;
    
    if (pgp->fp) {
        fclose (pgp->fp);
        pgp->fp = NULL;
    }
    
    /* PGP5 closes fds before exiting, meaning this might be called
     * too early. So wait a bit for the result.
     */
    sigemptyset (&mask);
    sigaddset (&mask, SIGALRM);
    sigprocmask (SIG_BLOCK, &mask, &omask);
    alarm (1);
    wait_result = waitpid (pgp->pid, &status, 0);
    alarm (0);
    sigprocmask (SIG_SETMASK, &omask, NULL);
    
    if (wait_result == -1 && errno == EINTR) {
        /* PGP is hanging: send a friendly reminder. */
        kill (pgp->pid, SIGTERM);
        sleep (1);
        wait_result = waitpid (pgp->pid, &status, WNOHANG);
        if (wait_result == 0) {
            /* Still hanging; use brute force. */
            kill (pgp->pid, SIGKILL);
            sleep (1);
            wait_result = waitpid (pgp->pid, &status, WNOHANG);
        }
    }
    
    if (wait_result != -1 && WIFEXITED (status)) {
        g_free (pgp);
        return 0;
    } else
        return -1;
}

int
mail_config_pgp_type_detect_from_path (const char *pgp)
{
    const char *bin = g_basename (pgp);
    struct stat st;
    int i;
    
    /* make sure the file exists *and* is executable? */
    if (stat (pgp, &st) == -1 || !(st.st_mode & (S_IXOTH | S_IXGRP | S_IXUSR)))
        return MAIL_CONFIG_PGP_TYPE_NONE;
    
    for (i = 0; binaries[i].bin; i++) {
        if (binaries[i].version) {
            /* compare version strings */
            char buffer[256], *command;
            gboolean found = FALSE;
            PGPFILE *fp;
            
            command = g_strdup_printf ("%s --version", pgp);
            fp = pgpopen (command, "r");
            g_free (command);
            if (fp) {
                while (!feof (fp->fp) && !found) {
                    memset (buffer, 0, sizeof (buffer));
                    fgets (buffer, sizeof (buffer), fp->fp);
                    found = strstr (buffer, binaries[i].version) != NULL;
                }
                
                pgpclose (fp);
                
                if (found)
                    return binaries[i].type;
            }
        } else if (!strcmp (binaries[i].bin, bin)) {
            /* no version string to compare against... */
            return binaries[i].type;
        }
    }
    
    return MAIL_CONFIG_PGP_TYPE_NONE;
}

static void
auto_detect_pgp_variables (void)
{
    int type = MAIL_CONFIG_PGP_TYPE_NONE;
    const char *PATH, *path;
    char *pgp = NULL;
    
    PATH = getenv ("PATH");
    
    path = PATH;
    while (path && *path && !type) {
        const char *pend = strchr (path, ':');
        gboolean found = FALSE;
        char *dirname;
        int i;
        
        if (pend) {
            /* don't even think of using "." */
            if (!strncmp (path, ".", pend - path)) {
                path = pend + 1;
                continue;
            }
            
            dirname = g_strndup (path, pend - path);
            path = pend + 1;
        } else {
            /* don't even think of using "." */
            if (!strcmp (path, "."))
                break;
            
            dirname = g_strdup (path);
            path = NULL;
        }
        
        for (i = 0; binaries[i].bin; i++) {
            struct stat st;
            
            pgp = g_strdup_printf ("%s/%s", dirname, binaries[i].bin);
            /* make sure the file exists *and* is executable? */
            if (stat (pgp, &st) != -1 && st.st_mode & (S_IXOTH | S_IXGRP | S_IXUSR)) {
                if (binaries[i].version) {
                    /* compare version strings */
                    char buffer[256], *command;
                    PGPFILE *fp;
                    
                    command = g_strdup_printf ("%s --version", pgp);
                    fp = pgpopen (command, "r");
                    g_free (command);
                    if (fp) {
                        while (!feof (fp->fp) && !found) {
                            memset (buffer, 0, sizeof (buffer));
                            fgets (buffer, sizeof (buffer), fp->fp);
                            found = strstr (buffer, binaries[i].version) != NULL;
                        }
                        
                        pgpclose (fp);
                    }
                } else {
                    /* no version string to compare against... */
                    found = TRUE;
                }
                
                if (found) {
                    type = binaries[i].type;
                    break;
                }
            }
            
            g_free (pgp);
            pgp = NULL;
        }
        
        g_free (dirname);
    }
    
    if (pgp && type) {
        mail_config_set_pgp_path (pgp);
        mail_config_set_pgp_type (type);
    }
    
    g_free (pgp);
}

int
mail_config_get_pgp_type (void)
{
    if (!config->pgp_path || !config->pgp_type)
        auto_detect_pgp_variables ();
    
    return config->pgp_type;
}

void
mail_config_set_pgp_type (int pgp_type)
{
    config->pgp_type = pgp_type;
}

const char *
mail_config_get_pgp_path (void)
{
    if (!config->pgp_path || !config->pgp_type)
        auto_detect_pgp_variables ();
    
    return config->pgp_path;
}

void
mail_config_set_pgp_path (const char *pgp_path)
{
    g_free (config->pgp_path);
    
    config->pgp_path = g_strdup (pgp_path);
}

MailConfigHTTPMode
mail_config_get_http_mode (void)
{
    return config->http_mode;
}

void
mail_config_set_http_mode (MailConfigHTTPMode mode)
{
    config->http_mode = mode;
}

MailConfigForwardStyle
mail_config_get_default_forward_style (void)
{
    return config->default_forward_style;
}

void
mail_config_set_default_forward_style (MailConfigForwardStyle style)
{
    config->default_forward_style = style;
}

MailConfigReplyStyle
mail_config_get_default_reply_style (void)
{
    return config->default_reply_style;
}

void
mail_config_set_default_reply_style (MailConfigReplyStyle style)
{
    config->default_reply_style = style;
}

MailConfigDisplayStyle
mail_config_get_message_display_style (void)
{
    return config->message_display_style;
}

void
mail_config_set_message_display_style (MailConfigDisplayStyle style)
{
    config->message_display_style = style;
}

const char *
mail_config_get_default_charset (void)
{
    return config->default_charset;
}

void
mail_config_set_default_charset (const char *charset)
{
    g_free (config->default_charset);
    config->default_charset = g_strdup (charset);
}

MailConfigNewMailNotify
mail_config_get_new_mail_notify (void)
{
    return config->notify;
}

void
mail_config_set_new_mail_notify (MailConfigNewMailNotify type)
{
    config->notify = type;
}

const char *
mail_config_get_new_mail_notify_sound_file (void)
{
    return config->notify_filename;
}

void
mail_config_set_new_mail_notify_sound_file (const char *filename)
{
    g_free (config->notify_filename);
    config->notify_filename = g_strdup (filename);
}

MailConfigXMailerDisplayStyle
mail_config_get_x_mailer_display_style (void)
{
    return config->x_mailer_display_style;
}

void
mail_config_set_x_mailer_display_style (MailConfigXMailerDisplayStyle style)
{
    config->x_mailer_display_style = style;
}

const char *
mail_config_get_label_name (int label)
{
    g_return_val_if_fail (label >= 0 && label < 5, NULL);
    
    if (!config->labels[label].name)
        config->labels[label].name = g_strdup (U_(label_defaults[label].name));
    
    return config->labels[label].name;
}

void
mail_config_set_label_name (int label, const char *name)
{
    g_return_if_fail (label >= 0 && label < 5);
    
    if (!name)
        name = U_(label_defaults[label].name);
    
    g_free (config->labels[label].name);
    config->labels[label].name = g_strdup (name);
}

guint32
mail_config_get_label_color (int label)
{
    g_return_val_if_fail (label >= 0 && label < 5, 0);
    
    return config->labels[label].color;
}

void
mail_config_set_label_color (int label, guint32 color)
{
    g_return_if_fail (label >= 0 && label < 5);
    
    g_free (config->labels[label].string);
    config->labels[label].string = NULL;
    
    config->labels[label].color = color;
}

const char *
mail_config_get_label_color_string (int label)
{
    g_return_val_if_fail (label >= 0 && label < 5, NULL);
    
    if (!config->labels[label].string) {
        guint32 rgb = config->labels[label].color;
        char *colour;
        
        colour = g_strdup_printf ("#%.2x%.2x%.2x",
                      (rgb & 0xff0000) >> 16,
                      (rgb & 0xff00) >> 8,
                      rgb & 0xff);
        
        config->labels[label].string = colour;
    }
    
    return config->labels[label].string;
}

gboolean
mail_config_find_account (const MailConfigAccount *account)
{
    return g_slist_find (config->accounts, (gpointer) account) != NULL;
}

const MailConfigAccount *
mail_config_get_default_account (void)
{
    MailConfigAccount *account;
    
    if (config == NULL) {
        mail_config_init ();
    }
    
    if (!config->accounts)
        return NULL;
    
    account = g_slist_nth_data (config->accounts,
                    config->default_account);
    
    /* Looks like we have no default, so make the first account
           the default */
    if (account == NULL) {
        mail_config_set_default_account_num (0);
        account = config->accounts->data;
    }
    
    return account;
}

const MailConfigAccount *
mail_config_get_account_by_name (const char *account_name)
{
    /* FIXME: this should really use a hash */
    const MailConfigAccount *account;
    GSList *l;
    
    l = config->accounts;
    while (l) {
        account = l->data;
        if (account && !strcmp (account->name, account_name))
            return account;
        
        l = l->next;
    }
    
    return NULL;
}

const MailConfigAccount *
mail_config_get_account_by_source_url (const char *source_url)
{
    const MailConfigAccount *account;
    CamelProvider *provider;
    CamelURL *source;
    GSList *l;
    
    g_return_val_if_fail (source_url != NULL, NULL);
    
    provider = camel_session_get_provider (session, source_url, NULL);
    if (!provider)
        return NULL;
    
    source = camel_url_new (source_url, NULL);
    if (!source)
        return NULL;
    
    l = config->accounts;
    while (l) {
        account = l->data;
        
        if (account && account->source && account->source->url) {
            CamelURL *url;
            
            url = camel_url_new (account->source->url, NULL);
            if (url && provider->url_equal (url, source)) {
                camel_url_free (url);
                camel_url_free (source);
                return account;
            }
            
            if (url)
                camel_url_free (url);
        }
        
        l = l->next;
    }
    
    camel_url_free (source);
    
    return NULL;
}

const MailConfigAccount *
mail_config_get_account_by_transport_url (const char *transport_url)
{
    const MailConfigAccount *account;
    CamelProvider *provider;
    CamelURL *transport;
    GSList *l;
    
    g_return_val_if_fail (transport_url != NULL, NULL);
    
    provider = camel_session_get_provider (session, transport_url, NULL);
    if (!provider)
        return NULL;
    
    transport = camel_url_new (transport_url, NULL);
    if (!transport)
        return NULL;
    
    l = config->accounts;
    while (l) {
        account = l->data;
        
        if (account && account->transport && account->transport->url) {
            CamelURL *url;
            
            url = camel_url_new (account->transport->url, NULL);
            if (url && provider->url_equal (url, transport)) {
                camel_url_free (url);
                camel_url_free (transport);
                return account;
            }
            
            if (url)
                camel_url_free (url);
        }
        
        l = l->next;
    }
    
    camel_url_free (transport);
    
    return NULL;
}

const GSList *
mail_config_get_accounts (void)
{
    g_assert (config != NULL);
    
    return config->accounts;
}

void
mail_config_add_account (MailConfigAccount *account)
{
    config->accounts = g_slist_append (config->accounts, account);
}

const GSList *
mail_config_remove_account (MailConfigAccount *account)
{
    int index;
    
    /* Removing the current default, so make the first account the
           default */
    if (account == mail_config_get_default_account ()) {
        config->default_account = 0;
    } else {
        /* adjust the default to make sure it points to the same one */
        index = g_slist_index (config->accounts, account);
        if (config->default_account > index)
            config->default_account--;
    }
    
    config->accounts = g_slist_remove (config->accounts, account);
    account_destroy (account);
    
    return config->accounts;
}

int
mail_config_get_default_account_num (void)
{
    return config->default_account;
}

static void
mail_config_set_default_account_num (int new_default)
{
    config->default_account = new_default;
}

void
mail_config_set_default_account (const MailConfigAccount *account)
{
    int index;
    
    index = g_slist_index (config->accounts, (void *) account);
    if (index == -1)
        return;
    
    config->default_account = index;
    
    return;
}

const MailConfigIdentity *
mail_config_get_default_identity (void)
{
    const MailConfigAccount *account;
    
    account = mail_config_get_default_account ();
    if (account)
        return account->id;
    else
        return NULL;
}

const MailConfigService *
mail_config_get_default_transport (void)
{
    const MailConfigAccount *account;
    const GSList *accounts;
    
    account = mail_config_get_default_account ();
    if (account && account->transport && account->transport->url)
        return account->transport;
    
    /* return the first account with a transport? */
    accounts = config->accounts;
    while (accounts) {
        account = accounts->data;
        
        if (account->transport && account->transport->url)
            return account->transport;
        
        accounts = accounts->next;
    }
    
    return NULL;
}

static char *
uri_to_evname (const char *uri, const char *prefix)
{
    char *safe;
    char *tmp;

    safe = g_strdup (uri);
    e_filename_make_safe (safe);
    /* blah, easiest thing to do */
    if (prefix[0] == '*')
        tmp = g_strdup_printf ("%s/%s%s.xml", evolution_dir, prefix + 1, safe);
    else
        tmp = g_strdup_printf ("%s/%s%s", evolution_dir, prefix, safe);
    g_free (safe);
    return tmp;
}

void
mail_config_uri_renamed(GCompareFunc uri_cmp, const char *old, const char *new)
{
    MailConfigAccount *ac;
    const GSList *l;
    int work = 0;
    gpointer oldkey, newkey, hashkey;
    gpointer val;
    char *oldname, *newname;
    char *cachenames[] = { "config/hidestate-", 
                   "config/et-expanded-", 
                   "config/et-header-", 
                   "*views/mail/current_view-",
                   "*views/mail/custom_view-",
                   NULL };
    int i;

    l = mail_config_get_accounts();
    while (l) {
        ac = l->data;
        if (ac->sent_folder_uri && uri_cmp(ac->sent_folder_uri, old)) {
            g_free(ac->sent_folder_uri);
            ac->sent_folder_uri = g_strdup(new);
            work = 1;
        }
        if (ac->drafts_folder_uri && uri_cmp(ac->drafts_folder_uri, old)) {
            g_free(ac->drafts_folder_uri);
            ac->drafts_folder_uri = g_strdup(new);
            work = 1;
        }
        l = l->next;
    }

    oldkey = uri_to_key (old);
    newkey = uri_to_key (new);

    /* call this to load the hash table and the key */
    mail_config_get_thread_list (old);
    if (g_hash_table_lookup_extended (config->threaded_hash, oldkey, &hashkey, &val)) {
        /*printf ("changing key in threaded_hash\n");*/
        g_hash_table_remove (config->threaded_hash, hashkey);
        g_hash_table_insert (config->threaded_hash, newkey, val);
        work = 2;
    }

    /* ditto */
    mail_config_get_show_preview (old);
    if (g_hash_table_lookup_extended (config->preview_hash, oldkey, &hashkey, &val)) {
        /*printf ("changing key in preview_hash\n");*/
        g_hash_table_remove (config->preview_hash, hashkey);
        g_hash_table_insert (config->preview_hash, newkey, val);
        work = 2;
    }

    g_free (oldkey);
    if (work != 2)
        g_free (newkey);

    /* ignore return values or if the files exist or
     * not, doesn't matter */

    for (i = 0; cachenames[i]; i++) {
        oldname = uri_to_evname (old, cachenames[i]);
        newname = uri_to_evname (new, cachenames[i]);
        /*printf ("** renaming %s to %s\n", oldname, newname);*/
        rename (oldname, newname);
        g_free (oldname);
        g_free (newname);
    }

    /* nasty ... */
    if (work)
        mail_config_write();
}

void
mail_config_uri_deleted(GCompareFunc uri_cmp, const char *uri)
{
    MailConfigAccount *ac;
    const GSList *l;
    int work = 0;
    /* assumes these can't be removed ... */
    extern char *default_sent_folder_uri, *default_drafts_folder_uri;

    l = mail_config_get_accounts();
    while (l) {
        ac = l->data;
        if (ac->sent_folder_uri && uri_cmp(ac->sent_folder_uri, uri)) {
            g_free(ac->sent_folder_uri);
            ac->sent_folder_uri = g_strdup(default_sent_folder_uri);
            work = 1;
        }
        if (ac->drafts_folder_uri && uri_cmp(ac->drafts_folder_uri, uri)) {
            g_free(ac->drafts_folder_uri);
            ac->drafts_folder_uri = g_strdup(default_drafts_folder_uri);
            work = 1;
        }
        l = l->next;
    }

    /* nasty again */
    if (work)
        mail_config_write();
}

GSList *
mail_config_get_sources (void)
{
    const GSList *accounts;
    GSList *sources = NULL;
    
    accounts = mail_config_get_accounts ();
    while (accounts) {
        const MailConfigAccount *account = accounts->data;
        
        if (account->source)
            sources = g_slist_append (sources, account->source);
        
        accounts = accounts->next;
    }
    
    return sources;
}

void 
mail_config_service_set_save_passwd (MailConfigService *service, gboolean save_passwd)
{
    service->save_passwd = save_passwd;
}

char *
mail_config_folder_to_safe_url (CamelFolder *folder)
{
    char *url;
    
    url = mail_tools_folder_to_url (folder);
    e_filename_make_safe (url);
    
    return url;
}

char *
mail_config_folder_to_cachename (CamelFolder *folder, const char *prefix)
{
    char *url, *filename;
    
    url = mail_config_folder_to_safe_url (folder);
    filename = g_strdup_printf ("%s/config/%s%s", evolution_dir, prefix, url);
    g_free (url);
    
    return filename;
}


/* Async service-checking/authtype-lookup code. */
struct _check_msg {
    struct _mail_msg msg;

    const char *url;
    CamelProviderType type;
    GList **authtypes;
    gboolean *success;
};

static char *
check_service_describe (struct _mail_msg *mm, int complete)
{
    return g_strdup (_("Checking Service"));
}

static void
check_service_check (struct _mail_msg *mm)
{
    struct _check_msg *m = (struct _check_msg *)mm;
    CamelService *service = NULL;

    camel_operation_register(mm->cancel);

    service = camel_session_get_service (session, m->url, m->type, &mm->ex);
    if (!service) {
        camel_operation_unregister(mm->cancel);
        return;
    }

    if (m->authtypes)
        *m->authtypes = camel_service_query_auth_types (service, &mm->ex);
    else
        camel_service_connect (service, &mm->ex);

    camel_object_unref (CAMEL_OBJECT (service));
    *m->success = !camel_exception_is_set(&mm->ex);

    camel_operation_unregister(mm->cancel);
}

static struct _mail_msg_op check_service_op = {
    check_service_describe,
    check_service_check,
    NULL,
    NULL
};

static void
check_cancelled (GnomeDialog *dialog, int button, gpointer data)
{
    int *msg_id = data;

    mail_msg_cancel (*msg_id);
}

/**
 * mail_config_check_service:
 * @url: service url
 * @type: provider type
 * @authtypes: set to list of supported authtypes on return if non-%NULL.
 *
 * Checks the service for validity. If @authtypes is non-%NULL, it will
 * be filled in with a list of supported authtypes.
 *
 * Return value: %TRUE on success or %FALSE on error.
 **/
gboolean
mail_config_check_service (const char *url, CamelProviderType type, GList **authtypes, GtkWindow *window)
{
    static GtkWidget *dialog = NULL;
    gboolean ret = FALSE;
    struct _check_msg *m;
    GtkWidget *label;
    int id;
    
    if (dialog) {
        gdk_window_raise (dialog->window);
        *authtypes = NULL;
        return FALSE;
    }
    
    m = mail_msg_new (&check_service_op, NULL, sizeof(*m));
    m->url = url;
    m->type = type;
    m->authtypes = authtypes;
    m->success = &ret;
    
    id = m->msg.seq;
    e_thread_put(mail_thread_queued, (EMsg *)m);
    
    dialog = gnome_dialog_new (_("Connecting to server..."),
                   GNOME_STOCK_BUTTON_CANCEL,
                   NULL);
    gnome_dialog_set_parent (GNOME_DIALOG (dialog), window);
    label = gtk_label_new (_("Connecting to server..."));
    gtk_box_pack_start (GTK_BOX(GNOME_DIALOG (dialog)->vbox),
                label, TRUE, TRUE, 10);
    gnome_dialog_set_close (GNOME_DIALOG (dialog), FALSE);
    gtk_signal_connect (GTK_OBJECT (dialog), "clicked",
                GTK_SIGNAL_FUNC (check_cancelled), &id);
    gtk_signal_connect (GTK_OBJECT (dialog), "delete_event",
                GTK_SIGNAL_FUNC (check_cancelled), &id);
    gtk_window_set_modal (GTK_WINDOW (dialog), FALSE);
    gtk_widget_show_all (dialog);
    
    mail_msg_wait(id);
    
    gtk_widget_destroy (dialog);
    dialog = NULL;
    
    return ret;
}

/* MailConfig Bonobo object */
#define PARENT_TYPE BONOBO_X_OBJECT_TYPE
static BonoboObjectClass *parent_class = NULL;

/* For the bonobo object */
typedef struct _EvolutionMailConfig EvolutionMailConfig;
typedef struct _EvolutionMailConfigClass EvolutionMailConfigClass;

struct _EvolutionMailConfig {
    BonoboXObject parent;
};

struct _EvolutionMailConfigClass {
    BonoboXObjectClass parent_class;

    POA_GNOME_Evolution_MailConfig__epv epv;
};

static gboolean
do_config_write (gpointer data)
{
    config_write_timeout = 0;
    mail_config_write ();
    return FALSE;
}

static void
impl_GNOME_Evolution_MailConfig_addAccount (PortableServer_Servant servant,
                        const GNOME_Evolution_MailConfig_Account *account,
                        CORBA_Environment *ev)
{
    GNOME_Evolution_MailConfig_Service source, transport;
    GNOME_Evolution_MailConfig_Identity id;
    MailConfigAccount *mail_account;
    MailConfigService *mail_service;
    MailConfigIdentity *mail_id;
    
    if (mail_config_get_account_by_name (account->name)) {
        /* FIXME: we need an exception. */
        return;
    }
    
    mail_account = g_new0 (MailConfigAccount, 1);
    mail_account->name = g_strdup (account->name);
    
    /* Copy ID */
    id = account->id;
    mail_id = g_new0 (MailConfigIdentity, 1);
    mail_id->name = g_strdup (id.name);
    mail_id->address = g_strdup (id.address);
    mail_id->reply_to = g_strdup (id.reply_to);
    mail_id->organization = g_strdup (id.organization);
    
    mail_account->id = mail_id;
    
    /* Copy source */
    source = account->source;
    mail_service = g_new0 (MailConfigService, 1);
    if (source.url == NULL || strcmp (source.url, "none://") == 0) {
        mail_service->url = NULL;
    } else {
        mail_service->url = g_strdup (source.url);
    }
    mail_service->keep_on_server = source.keep_on_server;
    mail_service->auto_check = source.auto_check;
    mail_service->auto_check_time = source.auto_check_time;
    mail_service->save_passwd = source.save_passwd;
    mail_service->enabled = source.enabled;
    
    mail_account->source = mail_service;
    
    /* Copy transport */
    transport = account->transport;
    mail_service = g_new0 (MailConfigService, 1);
    if (transport.url == NULL) {
        mail_service->url = NULL;
    } else {
        mail_service->url = g_strdup (transport.url);
    }
    mail_service->url = g_strdup (transport.url);
    mail_service->keep_on_server = transport.keep_on_server;
    mail_service->auto_check = transport.auto_check;
    mail_service->auto_check_time = transport.auto_check_time;
    mail_service->save_passwd = transport.save_passwd;
    mail_service->enabled = transport.enabled;
    
    mail_account->transport = mail_service;
    
    /* Add new account */
    mail_config_add_account (mail_account);

    /* Don't write out the config right away in case the remote
     * component is creating or removing multiple accounts.
     */
    if (!config_write_timeout)
        config_write_timeout = g_timeout_add (2000, do_config_write, NULL);
}

static void
impl_GNOME_Evolution_MailConfig_removeAccount (PortableServer_Servant servant,
                           const CORBA_char *name,
                           CORBA_Environment *ev)
{
    MailConfigAccount *account;

    account = (MailConfigAccount *)mail_config_get_account_by_name (name);
    if (account)
        mail_config_remove_account (account);

    /* Don't write out the config right away in case the remote
     * component is creating or removing multiple accounts.
     */
    if (!config_write_timeout)
        config_write_timeout = g_timeout_add (2000, do_config_write, NULL);
}

static void
evolution_mail_config_class_init (EvolutionMailConfigClass *klass)
{
    POA_GNOME_Evolution_MailConfig__epv *epv = &klass->epv;

    parent_class = gtk_type_class (PARENT_TYPE);
    epv->addAccount = impl_GNOME_Evolution_MailConfig_addAccount;
    epv->removeAccount = impl_GNOME_Evolution_MailConfig_removeAccount;
}

static void
evolution_mail_config_init (EvolutionMailConfig *config)
{
}

BONOBO_X_TYPE_FUNC_FULL (EvolutionMailConfig,
             GNOME_Evolution_MailConfig,
             PARENT_TYPE,
             evolution_mail_config);

static BonoboObject *
evolution_mail_config_factory_fn (BonoboGenericFactory *factory,
                  void *closure)
{
    EvolutionMailConfig *config;

    config = gtk_type_new (evolution_mail_config_get_type ());
    return BONOBO_OBJECT (config);
}

gboolean
evolution_mail_config_factory_init (void)
{
    BonoboGenericFactory *factory;
    
    factory = bonobo_generic_factory_new (MAIL_CONFIG_IID, 
                          evolution_mail_config_factory_fn,
                          NULL);
    if (factory == NULL) {
        g_warning ("Error starting MailConfig");
        return FALSE;
    }

    bonobo_running_context_auto_exit_unref (BONOBO_OBJECT (factory));
    return TRUE;
}

GList *
mail_config_get_signature_list (void)
{
    return config->signature_list;
}

static gchar *
get_new_signature_filename ()
{
    struct stat st_buf;
    gchar *filename;
    gint i;

    filename = g_strconcat (evolution_dir, "/signatures", NULL);
    if (lstat (filename, &st_buf)) {
        if (errno == ENOENT) {
            if (mkdir (filename, 0700))
                g_warning ("Fatal problem creating %s/signatures directory.", evolution_dir);
        } else
            g_warning ("Fatal problem with %s/signatures directory.", evolution_dir);
    }
    g_free (filename);

    for (i = 0; ; i ++) {
        filename = g_strdup_printf ("%s/signatures/signature-%d", evolution_dir, i);
        if (lstat (filename, &st_buf) == - 1 && errno == ENOENT) {
            gint fd;

            fd = creat (filename, 0600);
            if (fd >= 0) {
                close (fd);
                return filename;
            }
        }
        g_free (filename);
    }

    return NULL;
}

MailConfigSignature *
mail_config_signature_add (gboolean html, const gchar *script)
{
    MailConfigSignature *sig;

    sig = g_new0 (MailConfigSignature, 1);

    /* printf ("mail_config_signature_add %d\n", config->signatures); */
    sig->id = config->signatures;
    sig->name = g_strdup (U_("Unnamed"));
    if (script)
        sig->script = g_strdup (script);
    else
        sig->filename = get_new_signature_filename ();
    sig->html = html;

    config->signature_list = g_list_append (config->signature_list, sig);
    config->signatures ++;

    config_write_signature (sig, sig->id);
    config_write_signatures_num ();

    mail_config_signature_emit_event (MAIL_CONFIG_SIG_EVENT_ADDED, sig);
    /* printf ("mail_config_signature_add end\n"); */

    return sig;
}

static void
delete_unused_signature_file (const gchar *filename)
{
    gint len;
    gchar *signatures_dir;

    signatures_dir = g_strconcat (evolution_dir, "/signatures", NULL);

    /* remove signature file if it's in evolution dir and no other signature uses it */
    len = strlen (signatures_dir);
    if (filename && !strncmp (filename, signatures_dir, len)) {
        GList *l;
        gboolean only_one = TRUE;

        for (l = config->signature_list; l; l = l->next) {
            if (((MailConfigSignature *)l->data)->filename
                && !strcmp (filename, ((MailConfigSignature *)l->data)->filename)) {
                only_one = FALSE;
                break;
            }
        }

        if (only_one) {
            unlink (filename);
        }
    }

    g_free (signatures_dir);
}

void
mail_config_signature_delete (MailConfigSignature *sig)
{
    GList *l, *next;
    GSList *al;
    gboolean after = FALSE;

    for (al = config->accounts; al; al = al->next) {
        MailConfigAccount *account;

        account = (MailConfigAccount *) al->data;

        if (account->id->def_signature == sig)
            account->id->def_signature = NULL;
    }

    for (l = config->signature_list; l; l = next) {
        next = l->next;
        if (after)
            ((MailConfigSignature *) l->data)->id --;
        else if (l->data == sig) {
            config->signature_list = g_list_remove_link (config->signature_list, l);
            after = TRUE;
            config->signatures --;
        }
    }

    config_write_signatures ();
    delete_unused_signature_file (sig->filename);
    /* printf ("signatures: %d\n", config->signatures); */
    mail_config_signature_emit_event (MAIL_CONFIG_SIG_EVENT_DELETED, sig);
    signature_destroy (sig);
}

void
mail_config_signature_write (MailConfigSignature *sig)
{
    config_write_signature (sig, sig->id);
}

void
mail_config_signature_set_filename (MailConfigSignature *sig, const gchar *filename)
{
    gchar *old_filename = sig->filename;

    sig->filename = g_strdup (filename);
    if (old_filename) {
        delete_unused_signature_file (old_filename);
        g_free (old_filename);
    }
    mail_config_signature_write (sig);
}

void
mail_config_signature_set_name (MailConfigSignature *sig, const gchar *name)
{
    g_free (sig->name);
    sig->name = g_strdup (name);

    mail_config_signature_write (sig);
    mail_config_signature_emit_event (MAIL_CONFIG_SIG_EVENT_NAME_CHANGED, sig);
}

static GList *clients = NULL;

void
mail_config_signature_register_client (MailConfigSignatureClient client, gpointer data)
{
    clients = g_list_append (clients, client);
    clients = g_list_append (clients, data);
}

void
mail_config_signature_unregister_client (MailConfigSignatureClient client, gpointer data)
{
    GList *link;

    link = g_list_find (clients, data);
    clients = g_list_remove_link (clients, link->prev);
    clients = g_list_remove_link (clients, link);
}

void
mail_config_signature_emit_event (MailConfigSigEvent event, MailConfigSignature *sig)
{
    GList *l, *next;

    for (l = clients; l; l = next) {
        next = l->next->next;
        (*((MailConfigSignatureClient) l->data)) (event, sig, l->next->data);
    }
}

gchar *
mail_config_signature_run_script (gchar *script)
{
    int result, status;
    int in_fds[2];
    pid_t pid;
    
    if (pipe (in_fds) == -1) {
        g_warning ("Failed to create pipe to '%s': %s", script, g_strerror (errno));
        return NULL;
    }
    
    if (!(pid = fork ())) {
        /* child process */
        int maxfd, i;
        
        close (in_fds [0]);
        if (dup2 (in_fds[1], STDOUT_FILENO) < 0)
            _exit (255);
        close (in_fds [1]);
        
        setsid ();
        
        maxfd = sysconf (_SC_OPEN_MAX);
        if (maxfd > 0) {
            for (i = 0; i < maxfd; i++) {
                if (i != STDIN_FILENO && i != STDOUT_FILENO && i != STDERR_FILENO)
                    close (i);
            }
        }
        
        
        execlp (script, script, NULL);
        g_warning ("Could not execute %s: %s\n", script, g_strerror (errno));
        _exit (255);
    } else if (pid < 0) {
        g_warning ("Failed to create create child process '%s': %s", script, g_strerror (errno));
        return NULL;
    } else {
        CamelStreamFilter *filtered_stream;
        CamelStreamMem *memstream;
        CamelMimeFilter *charenc;
        CamelStream *stream;
        GByteArray *buffer;
        const char *charset;
        char *content;
        
        /* parent process */
        close (in_fds[1]);
        
        stream = camel_stream_fs_new_with_fd (in_fds[0]);
        
        memstream = (CamelStreamMem *) camel_stream_mem_new ();
        buffer = g_byte_array_new ();
        camel_stream_mem_set_byte_array (memstream, buffer);
        
        camel_stream_write_to_stream (stream, (CamelStream *) memstream);
        camel_object_unref (stream);
        
        /* signature scripts are supposed to generate UTF-8 content, but because users
           are known to not ever read the manual... we try to do our best if the
                   content isn't valid UTF-8 by assuming that the content is in the user's
           preferred charset. */
        if (!g_utf8_validate (buffer->data, buffer->len, NULL)) {
            stream = (CamelStream *) memstream;
            memstream = (CamelStreamMem *) camel_stream_mem_new ();
            camel_stream_mem_set_byte_array (memstream, g_byte_array_new ());
            
            filtered_stream = camel_stream_filter_new_with_stream (stream);
            camel_object_unref (stream);
            
            charset = mail_config_get_default_charset ();
            charenc = (CamelMimeFilter *) camel_mime_filter_charset_new_convert (charset, "utf-8");
            camel_stream_filter_add (filtered_stream, charenc);
            camel_object_unref (charenc);
            
            camel_stream_write_to_stream ((CamelStream *) filtered_stream, (CamelStream *) memstream);
            camel_object_unref (filtered_stream);
            g_byte_array_free (buffer, TRUE);
            
            buffer = memstream->buffer;
        }
        
        camel_object_unref (memstream);
        
        g_byte_array_append (buffer, "", 1);
        content = buffer->data;
        g_byte_array_free (buffer, FALSE);
        
        /* wait for the script process to terminate */
        result = waitpid (pid, &status, 0);
        
        if (result == -1 && errno == EINTR) {
            /* child process is hanging... */
            kill (pid, SIGTERM);
            sleep (1);
            result = waitpid (pid, &status, WNOHANG);
            if (result == 0) {
                /* ...still hanging, set phasers to KILL */
                kill (pid, SIGKILL);
                sleep (1);
                result = waitpid (pid, &status, WNOHANG);
            }
        }
        
        return content;
    }
}

void
mail_config_signature_set_html (MailConfigSignature *sig, gboolean html)
{
    if (sig->html != html) {
        sig->html = html;
        mail_config_signature_write (sig);
        mail_config_signature_emit_event (MAIL_CONFIG_SIG_EVENT_HTML_CHANGED, sig);
    }
}

int
mail_config_get_week_start_day(void)
{
    return config->week_start_day;
}

int
mail_config_get_time_24hour(void)
{
    return config->time_24hour;
}