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account.c

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/**
 * @file account.c Account API
 * @ingroup core
 *
 * gaim
 *
 * Gaim is the legal property of its developers, whose names are too numerous
 * to list here.  Please refer to the COPYRIGHT file distributed with this
 * source distribution.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
#include "internal.h"
#include "account.h"
#include "debug.h"
#include "notify.h"
#include "pounce.h"
#include "prefs.h"
#include "prpl.h"
#include "request.h"
#include "signals.h"
#include "server.h"
#include "util.h"

typedef enum
{
      TAG_NONE = 0,
      TAG_PROTOCOL,
      TAG_NAME,
      TAG_PASSWORD,
      TAG_ALIAS,
      TAG_USERINFO,
      TAG_BUDDYICON,
      TAG_SETTING,
      TAG_TYPE,
      TAG_HOST,
      TAG_PORT

} AccountParserTag;

typedef struct
{
      GaimPrefType type;

      char *ui;

      union
      {
            int integer;
            char *string;
            gboolean bool;

      } value;

} GaimAccountSetting;

typedef struct
{
      AccountParserTag tag;

      GaimAccount *account;
      GaimProxyInfo *proxy_info;
      char *protocol_id;

      GString *buffer;

      GaimPrefType setting_type;
      char *setting_ui;
      char *setting_name;

      gboolean in_proxy;

} AccountParserData;


static GaimAccountUiOps *account_ui_ops = NULL;

static GList   *accounts = NULL;
static guint    accounts_save_timer = 0;
static gboolean accounts_loaded = FALSE;

static void
delete_setting(void *data)
{
      GaimAccountSetting *setting = (GaimAccountSetting *)data;

      if (setting->ui != NULL)
            g_free(setting->ui);

      if (setting->type == GAIM_PREF_STRING)
            g_free(setting->value.string);

      g_free(setting);
}

static gboolean
accounts_save_cb(gpointer unused)
{
      gaim_accounts_sync();
      accounts_save_timer = 0;

      return FALSE;
}

static void
schedule_accounts_save()
{
      if (!accounts_save_timer)
            accounts_save_timer = gaim_timeout_add(5000, accounts_save_cb, NULL);
}

GaimAccount *
00125 gaim_account_new(const char *username, const char *protocol_id)
{
      GaimAccount *account = NULL;

      g_return_val_if_fail(username    != NULL, NULL);

      if(protocol_id)
            account = gaim_accounts_find(username, protocol_id);

      if (account != NULL)
            return account;

      account = g_new0(GaimAccount, 1);

      gaim_account_set_username(account, username);

      gaim_account_set_protocol_id(account, protocol_id ? protocol_id : GAIM_PROTO_DEFAULT);

      account->settings = g_hash_table_new_full(g_str_hash, g_str_equal,
                                                                    g_free, delete_setting);
      account->ui_settings = g_hash_table_new_full(g_str_hash, g_str_equal,
                        g_free, (GDestroyNotify)g_hash_table_destroy);
      account->system_log = NULL;

      return account;
}

void
00153 gaim_account_destroy(GaimAccount *account)
{
      GList *l;

      g_return_if_fail(account != NULL);

      gaim_debug(GAIM_DEBUG_INFO, "account",
                     "Destroying account %p\n", account);

      if (account->gc != NULL)
            gaim_connection_destroy(account->gc);

      gaim_debug(GAIM_DEBUG_INFO, "account",
                     "Continuing to destroy account %p\n", account);

      for (l = gaim_get_conversations(); l != NULL; l = l->next)
      {
            GaimConversation *conv = (GaimConversation *)l->data;

            if (gaim_conversation_get_account(conv) == account)
                  gaim_conversation_set_account(conv, NULL);
      }

      if (account->username    != NULL) g_free(account->username);
      if (account->alias       != NULL) g_free(account->alias);
      if (account->password    != NULL) g_free(account->password);
      if (account->user_info   != NULL) g_free(account->user_info);
      if (account->protocol_id != NULL) g_free(account->protocol_id);

      g_hash_table_destroy(account->settings);
      g_hash_table_destroy(account->ui_settings);

      if(account->system_log)
            gaim_log_free(account->system_log);

      g_free(account);
}

GaimConnection *
00192 gaim_account_register(GaimAccount *account)
{
      GaimConnection *gc;

      g_return_val_if_fail(account != NULL, NULL);

      if (gaim_account_get_connection(account) != NULL)
            return NULL;

      gc = gaim_connection_new(account);

      gaim_debug(GAIM_DEBUG_INFO, "account",
                  "Registering account %p. gc = %p\n", account, gc);

      gaim_connection_register(gc);

      return gc;
}

GaimConnection *
00212 gaim_account_connect(GaimAccount *account)
{
      GaimConnection *gc;

      g_return_val_if_fail(account != NULL, NULL);

      if (gaim_account_get_connection(account) != NULL)
            return NULL;

      gc = gaim_connection_new(account);

      gaim_debug(GAIM_DEBUG_INFO, "account",
                     "Connecting to account %p. gc = %p\n", account, gc);

      gaim_connection_connect(gc);

      return gc;
}

void
00232 gaim_account_disconnect(GaimAccount *account)
{
      GaimConnection *gc;

      g_return_if_fail(account != NULL);
      g_return_if_fail(gaim_account_is_connected(account));

      gaim_debug(GAIM_DEBUG_INFO, "account",
                     "Disconnecting account %p\n", account);

      gc = gaim_account_get_connection(account);

      gaim_account_set_connection(account, NULL);

      gaim_connection_disconnect(gc);
}

void
00250 gaim_account_notify_added(GaimAccount *account, const char *id,
                                      const char *remote_user, const char *alias,
                                      const char *message)
{
      GaimAccountUiOps *ui_ops;

      g_return_if_fail(account     != NULL);
      g_return_if_fail(remote_user != NULL);

      ui_ops = gaim_accounts_get_ui_ops();

      if (ui_ops != NULL && ui_ops->notify_added != NULL)
            ui_ops->notify_added(account, remote_user, id, alias, message);
}

void
00266 gaim_account_request_add(GaimAccount *account, const char *id,
                         const char *remote_user, const char *alias,
                         const char *message)
{
      GaimAccountUiOps *ui_ops;

      g_return_if_fail(account     != NULL);
      g_return_if_fail(remote_user != NULL);

      ui_ops = gaim_accounts_get_ui_ops();

      /*
      if (ui_ops != NULL && ui_ops->notify_added != NULL)
            ui_ops->request_add(account, remote_user, id, alias, message);
            */
}

static void
change_password_cb(GaimAccount *account, GaimRequestFields *fields)
{
      const char *orig_pass, *new_pass_1, *new_pass_2;

      orig_pass  = gaim_request_fields_get_string(fields, "password");
      new_pass_1 = gaim_request_fields_get_string(fields, "new_password_1");
      new_pass_2 = gaim_request_fields_get_string(fields, "new_password_2");

      if (g_utf8_collate(new_pass_1, new_pass_2))
      {
            gaim_notify_error(NULL, NULL,
                                      _("New passwords do not match."), NULL);

            return;
      }

      if (orig_pass == NULL || new_pass_1 == NULL || new_pass_2 == NULL ||
            *orig_pass == '\0' || *new_pass_1 == '\0' || *new_pass_2 == '\0')
      {
            gaim_notify_error(NULL, NULL,
                                      _("Fill out all fields completely."), NULL);
            return;
      }

      serv_change_passwd(gaim_account_get_connection(account),
                                 orig_pass, new_pass_1);
      gaim_account_set_password(account, new_pass_1);
}

void
00314 gaim_account_request_change_password(GaimAccount *account)
{
      GaimRequestFields *fields;
      GaimRequestFieldGroup *group;
      GaimRequestField *field;
      char primary[256];

      g_return_if_fail(account != NULL);
      g_return_if_fail(gaim_account_is_connected(account));

      fields = gaim_request_fields_new();

      group = gaim_request_field_group_new(NULL);
      gaim_request_fields_add_group(fields, group);

      field = gaim_request_field_string_new("password", _("Original password"),
                                                              NULL, FALSE);
      gaim_request_field_string_set_masked(field, TRUE);
      gaim_request_field_set_required(field, TRUE);
      gaim_request_field_group_add_field(group, field);

      field = gaim_request_field_string_new("new_password_1",
                                                              _("New password"),
                                                              NULL, FALSE);
      gaim_request_field_string_set_masked(field, TRUE);
      gaim_request_field_set_required(field, TRUE);
      gaim_request_field_group_add_field(group, field);

      field = gaim_request_field_string_new("new_password_2",
                                                              _("New password (again)"),
                                                              NULL, FALSE);
      gaim_request_field_string_set_masked(field, TRUE);
      gaim_request_field_set_required(field, TRUE);
      gaim_request_field_group_add_field(group, field);

      g_snprintf(primary, sizeof(primary), _("Change password for %s"),
                     gaim_account_get_username(account));

      /* I'm sticking this somewhere in the code: bologna */

      gaim_request_fields(gaim_account_get_connection(account),
                                    NULL,
                                    primary,
                                    _("Please enter your current password and your "
                                      "new password."),
                                    fields,
                                    _("OK"), G_CALLBACK(change_password_cb),
                                    _("Cancel"), NULL,
                                    account);
}

static void
set_user_info_cb(GaimAccount *account, const char *user_info)
{
      GaimConnection *gc;

      gaim_account_set_user_info(account, user_info);

      gc = gaim_account_get_connection(account);

      if (gc != NULL)
            serv_set_info(gaim_account_get_connection(account), user_info);
}

void
00379 gaim_account_request_change_user_info(GaimAccount *account)
{
      GaimConnection *gc;
      char primary[256];

      g_return_if_fail(account != NULL);
      g_return_if_fail(gaim_account_is_connected(account));

      gc = gaim_account_get_connection(account);

      g_snprintf(primary, sizeof(primary),
                     _("Change user information for %s"),
                     gaim_account_get_username(account));

      gaim_request_input(gaim_account_get_connection(account),
                                 NULL, primary, NULL,
                                 gaim_account_get_user_info(account),
                                 TRUE, FALSE, ((gc != NULL) &&
                                 (gc->flags & GAIM_CONNECTION_HTML) ? "html" : NULL),
                                 _("Save"), G_CALLBACK(set_user_info_cb),
                                 _("Cancel"), NULL, account);
}

void
00403 gaim_account_set_username(GaimAccount *account, const char *username)
{
      g_return_if_fail(account != NULL);

      if (account->username != NULL)
            g_free(account->username);

      account->username = (username == NULL ? NULL : g_strdup(username));

      schedule_accounts_save();
}

void
00416 gaim_account_set_password(GaimAccount *account, const char *password)
{
      g_return_if_fail(account != NULL);

      if (account->password != NULL)
            g_free(account->password);

      account->password = (password == NULL ? NULL : g_strdup(password));

      schedule_accounts_save();
}

void
00429 gaim_account_set_alias(GaimAccount *account, const char *alias)
{
      g_return_if_fail(account != NULL);

      if (account->alias != NULL)
            g_free(account->alias);

      account->alias = (alias == NULL ? NULL : g_strdup(alias));

      schedule_accounts_save();
}

void
00442 gaim_account_set_user_info(GaimAccount *account, const char *user_info)
{
      g_return_if_fail(account != NULL);

      if (account->user_info != NULL)
            g_free(account->user_info);

      account->user_info = (user_info == NULL ? NULL : g_strdup(user_info));

      schedule_accounts_save();
}

void
00455 gaim_account_set_buddy_icon(GaimAccount *account, const char *icon)
{
      g_return_if_fail(account != NULL);

      if (account->buddy_icon != NULL)
            g_free(account->buddy_icon);

      account->buddy_icon = (icon == NULL ? NULL : g_strdup(icon));
      if (account->gc)
            serv_set_buddyicon(account->gc, icon);
      
      schedule_accounts_save();
}

void
00470 gaim_account_set_protocol_id(GaimAccount *account, const char *protocol_id)
{
      g_return_if_fail(account     != NULL);
      g_return_if_fail(protocol_id != NULL);

      if (account->protocol_id != NULL)
            g_free(account->protocol_id);

      account->protocol_id = g_strdup(protocol_id);

      schedule_accounts_save();
}

void
00484 gaim_account_set_connection(GaimAccount *account, GaimConnection *gc)
{
      g_return_if_fail(account != NULL);

      account->gc = gc;
}

void
00492 gaim_account_set_remember_password(GaimAccount *account, gboolean value)
{
      g_return_if_fail(account != NULL);

      account->remember_pass = value;

      schedule_accounts_save();
}

void
00502 gaim_account_set_check_mail(GaimAccount *account, gboolean value)
{
      g_return_if_fail(account != NULL);

      gaim_account_set_bool(account, "check-mail", value);
}

void
00510 gaim_account_set_auto_login(GaimAccount *account, const char *ui,
                                          gboolean value)
{
      g_return_if_fail(account != NULL);
      g_return_if_fail(ui      != NULL);

      gaim_account_set_ui_bool(account, ui, "auto-login", value);
}

void
00520 gaim_account_set_proxy_info(GaimAccount *account, GaimProxyInfo *info)
{
      g_return_if_fail(account != NULL);

      if (account->proxy_info != NULL)
            gaim_proxy_info_destroy(account->proxy_info);

      account->proxy_info = info;

      schedule_accounts_save();
}

void
00533 gaim_account_clear_settings(GaimAccount *account)
{
      g_return_if_fail(account != NULL);

      g_hash_table_destroy(account->settings);

      account->settings = g_hash_table_new_full(g_str_hash, g_str_equal,
                                                                    g_free, delete_setting);
}

void
00544 gaim_account_set_int(GaimAccount *account, const char *name, int value)
{
      GaimAccountSetting *setting;

      g_return_if_fail(account != NULL);
      g_return_if_fail(name    != NULL);

      setting = g_new0(GaimAccountSetting, 1);

      setting->type          = GAIM_PREF_INT;
      setting->value.integer = value;

      g_hash_table_insert(account->settings, g_strdup(name), setting);

      schedule_accounts_save();
}

void
00562 gaim_account_set_string(GaimAccount *account, const char *name,
                                    const char *value)
{
      GaimAccountSetting *setting;

      g_return_if_fail(account != NULL);
      g_return_if_fail(name    != NULL);

      setting = g_new0(GaimAccountSetting, 1);

      setting->type         = GAIM_PREF_STRING;
      setting->value.string = g_strdup(value);

      g_hash_table_insert(account->settings, g_strdup(name), setting);

      schedule_accounts_save();
}

void
00581 gaim_account_set_bool(GaimAccount *account, const char *name, gboolean value)
{
      GaimAccountSetting *setting;

      g_return_if_fail(account != NULL);
      g_return_if_fail(name    != NULL);

      setting = g_new0(GaimAccountSetting, 1);

      setting->type       = GAIM_PREF_BOOLEAN;
      setting->value.bool = value;

      g_hash_table_insert(account->settings, g_strdup(name), setting);

      schedule_accounts_save();
}

static GHashTable *
get_ui_settings_table(GaimAccount *account, const char *ui)
{
      GHashTable *table;

      table = g_hash_table_lookup(account->ui_settings, ui);

      if (table == NULL) {
            table = g_hash_table_new_full(g_str_hash, g_str_equal, g_free,
                                                        delete_setting);
            g_hash_table_insert(account->ui_settings, g_strdup(ui), table);
      }

      return table;
}

void
00615 gaim_account_set_ui_int(GaimAccount *account, const char *ui,
                                    const char *name, int value)
{
      GaimAccountSetting *setting;
      GHashTable *table;

      g_return_if_fail(account != NULL);
      g_return_if_fail(ui      != NULL);
      g_return_if_fail(name    != NULL);

      setting = g_new0(GaimAccountSetting, 1);

      setting->type          = GAIM_PREF_INT;
      setting->ui            = g_strdup(ui);
      setting->value.integer = value;

      table = get_ui_settings_table(account, ui);

      g_hash_table_insert(table, g_strdup(name), setting);

      schedule_accounts_save();
}

void
00639 gaim_account_set_ui_string(GaimAccount *account, const char *ui,
                                       const char *name, const char *value)
{
      GaimAccountSetting *setting;
      GHashTable *table;

      g_return_if_fail(account != NULL);
      g_return_if_fail(ui      != NULL);
      g_return_if_fail(name    != NULL);

      setting = g_new0(GaimAccountSetting, 1);

      setting->type         = GAIM_PREF_STRING;
      setting->ui           = g_strdup(ui);
      setting->value.string = g_strdup(value);

      table = get_ui_settings_table(account, ui);

      g_hash_table_insert(table, g_strdup(name), setting);

      schedule_accounts_save();
}

void
00663 gaim_account_set_ui_bool(GaimAccount *account, const char *ui,
                                     const char *name, gboolean value)
{
      GaimAccountSetting *setting;
      GHashTable *table;

      g_return_if_fail(account != NULL);
      g_return_if_fail(ui      != NULL);
      g_return_if_fail(name    != NULL);

      setting = g_new0(GaimAccountSetting, 1);

      setting->type       = GAIM_PREF_BOOLEAN;
      setting->ui         = g_strdup(ui);
      setting->value.bool = value;

      table = get_ui_settings_table(account, ui);

      g_hash_table_insert(table, g_strdup(name), setting);

      schedule_accounts_save();
}

gboolean
00687 gaim_account_is_connected(const GaimAccount *account)
{
      GaimConnection *gc;

      g_return_val_if_fail(account != NULL, FALSE);

      gc = gaim_account_get_connection(account);

      /* XXX - The first way is better... but it doesn't work quite right yet */
      /* return ((gc != NULL) && GAIM_CONNECTION_IS_CONNECTED(gc)); */
      return ((gc != NULL) && gaim_connection_get_state(gc) != GAIM_DISCONNECTED);
}

const char *
00701 gaim_account_get_username(const GaimAccount *account)
{
      g_return_val_if_fail(account != NULL, NULL);

      return account->username;
}

const char *
00709 gaim_account_get_password(const GaimAccount *account)
{
      g_return_val_if_fail(account != NULL, NULL);

      return account->password;
}

const char *
00717 gaim_account_get_alias(const GaimAccount *account)
{
      g_return_val_if_fail(account != NULL, NULL);

      return account->alias;
}

const char *
00725 gaim_account_get_user_info(const GaimAccount *account)
{
      g_return_val_if_fail(account != NULL, NULL);

      return account->user_info;
}

const char *
00733 gaim_account_get_buddy_icon(const GaimAccount *account)
{
      g_return_val_if_fail(account != NULL, NULL);

      return account->buddy_icon;
}

const char *
00741 gaim_account_get_protocol_id(const GaimAccount *account)
{
      g_return_val_if_fail(account != NULL, NULL);

      return account->protocol_id;
}

const char *
00749 gaim_account_get_protocol_name(const GaimAccount *account)
{
      GaimPlugin *p;

      g_return_val_if_fail(account != NULL, NULL);

      p = gaim_find_prpl(account->protocol_id);

      return ((p && p->info->name) ? _(p->info->name) : _("Unknown"));
}

GaimConnection *
00761 gaim_account_get_connection(const GaimAccount *account)
{
      g_return_val_if_fail(account != NULL, NULL);

      return account->gc;
}

gboolean
00769 gaim_account_get_remember_password(const GaimAccount *account)
{
      g_return_val_if_fail(account != NULL, FALSE);

      return account->remember_pass;
}

gboolean
00777 gaim_account_get_check_mail(const GaimAccount *account)
{
      g_return_val_if_fail(account != NULL, FALSE);

      return gaim_account_get_bool(account, "check-mail", FALSE);
}

gboolean
00785 gaim_account_get_auto_login(const GaimAccount *account, const char *ui)
{
      g_return_val_if_fail(account != NULL, FALSE);
      g_return_val_if_fail(ui      != NULL, FALSE);

      return gaim_account_get_ui_bool(account, ui, "auto-login", FALSE);
}

GaimProxyInfo *
00794 gaim_account_get_proxy_info(const GaimAccount *account)
{
      g_return_val_if_fail(account != NULL, NULL);

      return account->proxy_info;
}

int
00802 gaim_account_get_int(const GaimAccount *account, const char *name,
                               int default_value)
{
      GaimAccountSetting *setting;

      g_return_val_if_fail(account != NULL, default_value);
      g_return_val_if_fail(name    != NULL, default_value);

      setting = g_hash_table_lookup(account->settings, name);

      if (setting == NULL)
            return default_value;

      g_return_val_if_fail(setting->type == GAIM_PREF_INT, default_value);

      return setting->value.integer;
}

const char *
00821 gaim_account_get_string(const GaimAccount *account, const char *name,
                                    const char *default_value)
{
      GaimAccountSetting *setting;

      g_return_val_if_fail(account != NULL, default_value);
      g_return_val_if_fail(name    != NULL, default_value);

      setting = g_hash_table_lookup(account->settings, name);

      if (setting == NULL)
            return default_value;

      g_return_val_if_fail(setting->type == GAIM_PREF_STRING, default_value);

      return setting->value.string;
}

gboolean
00840 gaim_account_get_bool(const GaimAccount *account, const char *name,
                                gboolean default_value)
{
      GaimAccountSetting *setting;

      g_return_val_if_fail(account != NULL, default_value);
      g_return_val_if_fail(name    != NULL, default_value);

      setting = g_hash_table_lookup(account->settings, name);

      if (setting == NULL)
            return default_value;

      g_return_val_if_fail(setting->type == GAIM_PREF_BOOLEAN, default_value);

      return setting->value.bool;
}

int
00859 gaim_account_get_ui_int(const GaimAccount *account, const char *ui,
                                    const char *name, int default_value)
{
      GaimAccountSetting *setting;
      GHashTable *table;

      g_return_val_if_fail(account != NULL, default_value);
      g_return_val_if_fail(ui      != NULL, default_value);
      g_return_val_if_fail(name    != NULL, default_value);

      if ((table = g_hash_table_lookup(account->ui_settings, ui)) == NULL)
            return default_value;

      if ((setting = g_hash_table_lookup(table, name)) == NULL)
            return default_value;

      g_return_val_if_fail(setting->type == GAIM_PREF_INT, default_value);

      return setting->value.integer;
}

const char *
00881 gaim_account_get_ui_string(const GaimAccount *account, const char *ui,
                                       const char *name, const char *default_value)
{
      GaimAccountSetting *setting;
      GHashTable *table;

      g_return_val_if_fail(account != NULL, default_value);
      g_return_val_if_fail(ui      != NULL, default_value);
      g_return_val_if_fail(name    != NULL, default_value);

      if ((table = g_hash_table_lookup(account->ui_settings, ui)) == NULL)
            return default_value;

      if ((setting = g_hash_table_lookup(table, name)) == NULL)
            return default_value;

      g_return_val_if_fail(setting->type == GAIM_PREF_STRING, default_value);

      return setting->value.string;
}

gboolean
00903 gaim_account_get_ui_bool(const GaimAccount *account, const char *ui,
                                     const char *name, gboolean default_value)
{
      GaimAccountSetting *setting;
      GHashTable *table;

      g_return_val_if_fail(account != NULL, default_value);
      g_return_val_if_fail(ui      != NULL, default_value);
      g_return_val_if_fail(name    != NULL, default_value);

      if ((table = g_hash_table_lookup(account->ui_settings, ui)) == NULL)
            return default_value;

      if ((setting = g_hash_table_lookup(table, name)) == NULL)
            return default_value;

      g_return_val_if_fail(setting->type == GAIM_PREF_BOOLEAN, default_value);

      return setting->value.bool;
}

GaimLog *
00925 gaim_account_get_log(GaimAccount *account)
{
      g_return_val_if_fail(account != NULL, NULL);

      if(!account->system_log){
            GaimConnection *gc;

            gc = gaim_account_get_connection(account);

            account->system_log      = gaim_log_new(GAIM_LOG_SYSTEM,
                        gaim_account_get_username(account), account,
                        gc != NULL ? gc->login_time : time(NULL));
      }

      return account->system_log;
}

void
00943 gaim_account_destroy_log(GaimAccount *account)
{
      g_return_if_fail(account != NULL);

      if(account->system_log){
            gaim_log_free(account->system_log);
            account->system_log = NULL;
      }
}

/* XML Stuff */
static void
free_parser_data(gpointer user_data)
{
      AccountParserData *data = user_data;

      if (data->buffer != NULL)
            g_string_free(data->buffer, TRUE);

      if (data->setting_name != NULL)
            g_free(data->setting_name);

      g_free(data);
}

static void
start_element_handler(GMarkupParseContext *context,
                                const gchar *element_name,
                                const gchar **attribute_names,
                                const gchar **attribute_values,
                                gpointer user_data, GError **error)
{
      const char *value;
      AccountParserData *data = user_data;
      GHashTable *atts;
      int i;

      atts = g_hash_table_new_full(g_str_hash, g_str_equal, g_free, g_free);

      for (i = 0; attribute_names[i] != NULL; i++) {
            g_hash_table_insert(atts, g_strdup(attribute_names[i]),
                                          g_strdup(attribute_values[i]));
      }

      if (data->buffer != NULL) {
            g_string_free(data->buffer, TRUE);
            data->buffer = NULL;
      }

      if (!strcmp(element_name, "protocol"))
            data->tag = TAG_PROTOCOL;
      else if (!strcmp(element_name, "name") || !strcmp(element_name, "username"))
            data->tag = TAG_NAME;
      else if (!strcmp(element_name, "password"))
            data->tag = TAG_PASSWORD;
      else if (!strcmp(element_name, "alias"))
            data->tag = TAG_ALIAS;
      else if (!strcmp(element_name, "userinfo"))
            data->tag = TAG_USERINFO;
      else if (!strcmp(element_name, "buddyicon"))
            data->tag = TAG_BUDDYICON;
      else if (!strcmp(element_name, "proxy")) {
            data->in_proxy = TRUE;

            data->proxy_info = gaim_proxy_info_new();
      }
      else if (!strcmp(element_name, "type"))
            data->tag = TAG_TYPE;
      else if (!strcmp(element_name, "host"))
            data->tag = TAG_HOST;
      else if (!strcmp(element_name, "port"))
            data->tag = TAG_PORT;
      else if (!strcmp(element_name, "settings")) {
            if ((value = g_hash_table_lookup(atts, "ui")) != NULL) {
                  data->setting_ui = g_strdup(value);
            }
      }
      else if (!strcmp(element_name, "setting")) {
            data->tag = TAG_SETTING;

            if ((value = g_hash_table_lookup(atts, "name")) != NULL)
                  data->setting_name = g_strdup(value);

            if ((value = g_hash_table_lookup(atts, "type")) != NULL) {
                  if (!strcmp(value, "string"))
                        data->setting_type = GAIM_PREF_STRING;
                  else if (!strcmp(value, "int"))
                        data->setting_type = GAIM_PREF_INT;
                  else if (!strcmp(value, "bool"))
                        data->setting_type = GAIM_PREF_BOOLEAN;
            }
      }

      g_hash_table_destroy(atts);
}

static void
end_element_handler(GMarkupParseContext *context, const gchar *element_name,
                              gpointer user_data,  GError **error)
{
      AccountParserData *data = user_data;
      gchar *buffer;

      if (data->buffer == NULL)
            return;

      buffer = g_string_free(data->buffer, FALSE);
      data->buffer = NULL;

      if (data->tag == TAG_PROTOCOL) {
            data->protocol_id = g_strdup(buffer);
      }
      else if (data->tag == TAG_NAME) {
            if (data->in_proxy) {
                  gaim_proxy_info_set_username(data->proxy_info, buffer);
            }
            else {
                  data->account = gaim_account_new(buffer, data->protocol_id);

                  gaim_accounts_add(data->account);

                  g_free(data->protocol_id);

                  data->protocol_id = NULL;
            }
      }
      else if (data->tag == TAG_PASSWORD) {
            if (*buffer != '\0') {
                  if (data->in_proxy) {
                        gaim_proxy_info_set_password(data->proxy_info, buffer);
                  }
                  else {
                        gaim_account_set_password(data->account, buffer);
                        gaim_account_set_remember_password(data->account, TRUE);
                  }
            }
      }
      else if (data->tag == TAG_ALIAS) {
            if (*buffer != '\0')
                  gaim_account_set_alias(data->account, buffer);
      }
      else if (data->tag == TAG_USERINFO) {
            if (*buffer != '\0')
                  gaim_account_set_user_info(data->account, buffer);
      }
      else if (data->tag == TAG_BUDDYICON) {
            if (*buffer != '\0')
                  gaim_account_set_buddy_icon(data->account, buffer);
      }
      else if (data->tag == TAG_TYPE) {
            if (data->in_proxy) {
                  if (!strcmp(buffer, "global"))
                        gaim_proxy_info_set_type(data->proxy_info,
                                                             GAIM_PROXY_USE_GLOBAL);
                  else if (!strcmp(buffer, "none"))
                        gaim_proxy_info_set_type(data->proxy_info, GAIM_PROXY_NONE);
                  else if (!strcmp(buffer, "http"))
                        gaim_proxy_info_set_type(data->proxy_info, GAIM_PROXY_HTTP);
                  else if (!strcmp(buffer, "socks4"))
                        gaim_proxy_info_set_type(data->proxy_info, GAIM_PROXY_SOCKS4);
                  else if (!strcmp(buffer, "socks5"))
                        gaim_proxy_info_set_type(data->proxy_info, GAIM_PROXY_SOCKS5);
                  else if (!strcmp(buffer, "envvar"))
                        gaim_proxy_info_set_type(data->proxy_info, GAIM_PROXY_USE_ENVVAR);
                  else
                        gaim_debug(GAIM_DEBUG_ERROR, "account",
                                       "Invalid proxy type found when loading account "
                                       "information for %s\n",
                                       gaim_account_get_username(data->account));
            }
      }
      else if (data->tag == TAG_HOST) {
            if (data->in_proxy && *buffer != '\0')
                  gaim_proxy_info_set_host(data->proxy_info, buffer);
      }
      else if (data->tag == TAG_PORT) {
            if (data->in_proxy && *buffer != '\0')
                  gaim_proxy_info_set_port(data->proxy_info, atoi(buffer));
      }
      else if (data->tag == TAG_SETTING) {
            if (*buffer != '\0') {
                  if (data->setting_ui != NULL) {
                        if (data->setting_type == GAIM_PREF_STRING)
                              gaim_account_set_ui_string(data->account, data->setting_ui,
                                                                     data->setting_name, buffer);
                        else if (data->setting_type == GAIM_PREF_INT)
                              gaim_account_set_ui_int(data->account, data->setting_ui,
                                                                  data->setting_name, atoi(buffer));
                        else if (data->setting_type == GAIM_PREF_BOOLEAN)
                              gaim_account_set_ui_bool(data->account, data->setting_ui,
                                                                   data->setting_name,
                                                                   (*buffer == '0' ? FALSE : TRUE));
                  }
                  else {
                        if (data->setting_type == GAIM_PREF_STRING)
                              gaim_account_set_string(data->account, data->setting_name,
                                                                  buffer);
                        else if (data->setting_type == GAIM_PREF_INT)
                              gaim_account_set_int(data->account, data->setting_name,
                                                             atoi(buffer));
                        else if (data->setting_type == GAIM_PREF_BOOLEAN)
                              gaim_account_set_bool(data->account, data->setting_name,
                                                              (*buffer == '0' ? FALSE : TRUE));
                  }
            }

            g_free(data->setting_name);
            data->setting_name = NULL;
      }
      else if (!strcmp(element_name, "proxy")) {
            data->in_proxy = FALSE;

            if (gaim_proxy_info_get_type(data->proxy_info) == GAIM_PROXY_USE_GLOBAL) {
                  gaim_proxy_info_destroy(data->proxy_info);
                  data->proxy_info = NULL;
            }
            else if (*buffer != '\0') {
                  gaim_account_set_proxy_info(data->account, data->proxy_info);
            }
      }
      else if (!strcmp(element_name, "settings")) {
            if (data->setting_ui != NULL) {
                  g_free(data->setting_ui);
                  data->setting_ui = NULL;
            }
      }

      data->tag = TAG_NONE;

      g_free(buffer);
}

static void
text_handler(GMarkupParseContext *context, const gchar *text,
                   gsize text_len, gpointer user_data, GError **error)
{
      AccountParserData *data = user_data;

      if (data->buffer == NULL)
            data->buffer = g_string_new_len(text, text_len);
      else
            g_string_append_len(data->buffer, text, text_len);
}

static GMarkupParser accounts_parser =
{
      start_element_handler,
      end_element_handler,
      text_handler,
      NULL,
      NULL
};

gboolean
01197 gaim_accounts_load()
{
      gchar *filename = g_build_filename(gaim_user_dir(), "accounts.xml", NULL);
      gchar *contents = NULL;
      gsize length;
      GMarkupParseContext *context;
      GError *error = NULL;
      AccountParserData *parser_data;

      if (filename == NULL) {
            accounts_loaded = TRUE;
            return FALSE;
      }

      if (!g_file_get_contents(filename, &contents, &length, &error)) {
            gaim_debug(GAIM_DEBUG_ERROR, "accounts",
                           "Error reading accounts: %s\n", error->message);
            g_error_free(error);
            g_free(filename);
            accounts_loaded = TRUE;

            return FALSE;
      }

      parser_data = g_new0(AccountParserData, 1);

      context = g_markup_parse_context_new(&accounts_parser, 0,
                                                             parser_data, free_parser_data);

      if (!g_markup_parse_context_parse(context, contents, length, NULL)) {
            g_markup_parse_context_free(context);
            g_free(contents);
            g_free(filename);
            accounts_loaded = TRUE;

            return TRUE;
      }

      if (!g_markup_parse_context_end_parse(context, NULL)) {
            gaim_debug(GAIM_DEBUG_ERROR, "accounts", "Error parsing %s\n",
                           filename);
            g_markup_parse_context_free(context);
            g_free(contents);
            g_free(filename);
            accounts_loaded = TRUE;

            return TRUE;
      }

      g_markup_parse_context_free(context);
      g_free(contents);
      g_free(filename);
      accounts_loaded = TRUE;

      return TRUE;
}

static void
write_setting(gpointer key, gpointer value, gpointer user_data)
{
      GaimAccountSetting *setting;
      const char *name;
      FILE *fp;

      setting = (GaimAccountSetting *)value;
      name    = (const char *)key;
      fp      = (FILE *)user_data;

      if (setting->type == GAIM_PREF_INT) {
            fprintf(fp, "   <setting name='%s' type='int'>%d</setting>\n",
                        name, setting->value.integer);
      }
      else if (setting->type == GAIM_PREF_STRING && setting->value.string != NULL) {
            fprintf(fp, "   <setting name='%s' type='string'>%s</setting>\n",
                        name, setting->value.string);
      }
      else if (setting->type == GAIM_PREF_BOOLEAN) {
            fprintf(fp, "   <setting name='%s' type='bool'>%d</setting>\n",
                        name, setting->value.bool);
      }
}

static void
write_ui_setting_list(gpointer key, gpointer value, gpointer user_data)
{
      GHashTable *table;
      const char *ui;
      FILE *fp;

      table = (GHashTable *)value;
      ui    = (const char *)key;
      fp    = (FILE *)user_data;

      fprintf(fp, "  <settings ui='%s'>\n", ui);
      g_hash_table_foreach(table, write_setting, fp);
      fprintf(fp, "  </settings>\n");
}

static void
gaim_accounts_write(FILE *fp, GaimAccount *account)
{
      GaimProxyInfo *proxy_info;
      GaimProxyType proxy_type;
      const char *password, *alias, *user_info, *buddy_icon;
      char *esc;

      fprintf(fp, " <account>\n");
      fprintf(fp, "  <protocol>%s</protocol>\n", account->protocol_id);
      esc = g_markup_escape_text(gaim_account_get_username(account), -1);
      fprintf(fp, "  <name>%s</name>\n", esc);
      g_free(esc);

      if (gaim_account_get_remember_password(account) &&
            (password = gaim_account_get_password(account)) != NULL) {
            esc = g_markup_escape_text(password, -1);
            fprintf(fp, "  <password>%s</password>\n", esc);
            g_free(esc);
      }

      if ((alias = gaim_account_get_alias(account)) != NULL) {
            esc = g_markup_escape_text(alias, -1);
            fprintf(fp, "  <alias>%s</alias>\n", esc);
            g_free(esc);
      }

      if ((user_info = gaim_account_get_user_info(account)) != NULL) {
            esc = g_markup_escape_text(user_info, -1);
                gaim_str_strip_cr(esc);
            fprintf(fp, "  <userinfo>%s</userinfo>\n", esc);
            g_free(esc);
      }

      if ((buddy_icon = gaim_account_get_buddy_icon(account)) != NULL) {
            esc = g_markup_escape_text(buddy_icon, -1);
            fprintf(fp, "  <buddyicon>%s</buddyicon>\n", esc);
            g_free(esc);
      }

      fprintf(fp, "  <settings>\n");
      g_hash_table_foreach(account->settings, write_setting, fp);
      fprintf(fp, "  </settings>\n");

      g_hash_table_foreach(account->ui_settings, write_ui_setting_list, fp);

      if ((proxy_info = gaim_account_get_proxy_info(account)) != NULL)
      {
            const char *value;
            int int_value;

            proxy_type = gaim_proxy_info_get_type(proxy_info);

            fprintf(fp, "  <proxy>\n");
            fprintf(fp, "   <type>%s</type>\n",
                        (proxy_type == GAIM_PROXY_USE_GLOBAL ? "global" :
                         proxy_type == GAIM_PROXY_NONE       ? "none"   :
                         proxy_type == GAIM_PROXY_HTTP       ? "http"   :
                         proxy_type == GAIM_PROXY_SOCKS4     ? "socks4" :
                         proxy_type == GAIM_PROXY_SOCKS5     ? "socks5" :
                         proxy_type == GAIM_PROXY_USE_ENVVAR ? "envvar" : "unknown"));

            if (proxy_type != GAIM_PROXY_USE_GLOBAL &&
                  proxy_type != GAIM_PROXY_NONE &&
                  proxy_type != GAIM_PROXY_USE_ENVVAR) {
                  char *esc;
                  if ((value = gaim_proxy_info_get_host(proxy_info)) != NULL)
                  {
                        esc = g_markup_escape_text(value, -1);
                        fprintf(fp, "   <host>%s</host>\n", esc);
                        g_free(esc);
                  }

                  if ((int_value = gaim_proxy_info_get_port(proxy_info)) != 0)
                        fprintf(fp, "   <port>%d</port>\n", int_value);

                  if ((value = gaim_proxy_info_get_username(proxy_info)) != NULL)
                  {
                        esc = g_markup_escape_text(value, -1);
                        fprintf(fp, "   <username>%s</username>\n", esc);
                        g_free(esc);
                  }

                  if ((value = gaim_proxy_info_get_password(proxy_info)) != NULL)
                  {
                        esc = g_markup_escape_text(value, -1);
                        fprintf(fp, "   <password>%s</password>\n", esc);
                        g_free(esc);
                  }
            }

            fprintf(fp, "  </proxy>\n");
      }

      fprintf(fp, " </account>\n");
}

void
01393 gaim_accounts_sync(void)
{
      FILE *fp;
      struct stat st;
      const char *user_dir = gaim_user_dir();
      char *filename;
      char *filename_real;

      if (!accounts_loaded) {
            gaim_debug(GAIM_DEBUG_WARNING, "accounts",
                           "Writing accounts to disk.\n");
            schedule_accounts_save();
            return;
      }

      if (user_dir == NULL)
            return;

      gaim_debug(GAIM_DEBUG_INFO, "accounts", "Writing accounts to disk.\n");

      fp = g_fopen(user_dir, "r");

      if (fp == NULL)
            g_mkdir(user_dir, S_IRUSR | S_IWUSR | S_IXUSR);
      else
            fclose(fp);

      filename = g_build_filename(user_dir, "accounts.xml.save", NULL);

      if ((fp = g_fopen(filename, "w")) != NULL) {
            GList *l;

            fprintf(fp, "<?xml version='1.0' encoding='UTF-8' ?>\n\n");
            fprintf(fp, "<accounts version='1.0'>\n");

            for (l = gaim_accounts_get_all(); l != NULL; l = l->next)
                  gaim_accounts_write(fp, l->data);

            fprintf(fp, "</accounts>\n");

            fclose(fp);
            chmod(filename, S_IRUSR | S_IWUSR);
      }
      else {
            gaim_debug(GAIM_DEBUG_ERROR, "accounts", "Unable to write %s\n",
                           filename);
            g_free(filename);
            return;
      }

      if (g_stat(filename, &st) || (st.st_size == 0)) {
            gaim_debug_error("accounts", "Failed to save accounts\n");
            g_unlink(filename);
            g_free(filename);
            return;
      }

      filename_real = g_build_filename(user_dir, "accounts.xml", NULL);

      if (g_rename(filename, filename_real) < 0) {
            gaim_debug(GAIM_DEBUG_ERROR, "accounts", "Error renaming %s to %s\n",
                           filename, filename_real);
      }

      g_free(filename);
      g_free(filename_real);
}

void
01462 gaim_accounts_add(GaimAccount *account)
{
      g_return_if_fail(account != NULL);

      if (g_list_find(accounts, account) != NULL)
            return;

      accounts = g_list_append(accounts, account);

      schedule_accounts_save();

      gaim_signal_emit(gaim_accounts_get_handle(), "account-added", account);
}

void
01477 gaim_accounts_remove(GaimAccount *account)
{
      g_return_if_fail(account != NULL);

      accounts = g_list_remove(accounts, account);

      schedule_accounts_save();

      gaim_signal_emit(gaim_accounts_get_handle(), "account-removed", account);
}

void
01489 gaim_accounts_delete(GaimAccount *account)
{
      GaimBlistNode *gnode, *cnode, *bnode;

      g_return_if_fail(account != NULL);

      gaim_accounts_remove(account);

      /* Remove this account's buddies */
      for (gnode = gaim_get_blist()->root; gnode != NULL; gnode = gnode->next) {
            if (!GAIM_BLIST_NODE_IS_GROUP(gnode))
                  continue;

            cnode = gnode->child;
            while (cnode) {
                  GaimBlistNode *cnode_next = cnode->next;

                  if(GAIM_BLIST_NODE_IS_CONTACT(cnode)) {
                        bnode = cnode->child;
                        while (bnode) {
                              GaimBlistNode *bnode_next = bnode->next;

                              if (GAIM_BLIST_NODE_IS_BUDDY(bnode)) {
                                    GaimBuddy *b = (GaimBuddy *)bnode;

                                    if (b->account == account)
                                          gaim_blist_remove_buddy(b);
                              }
                              bnode = bnode_next;
                        }
                  } else if (GAIM_BLIST_NODE_IS_CHAT(cnode)) {
                        GaimChat *c = (GaimChat *)cnode;

                        if (c->account == account)
                              gaim_blist_remove_chat(c);
                  }
                  cnode = cnode_next;
            }
      }

      /* Remove this account's pounces */
      gaim_pounce_destroy_all_by_account(account);

      gaim_account_destroy(account);
}

void
01536 gaim_accounts_auto_login(const char *ui)
{
      GaimAccount *account;
      GList *l;

      g_return_if_fail(ui != NULL);

      for (l = gaim_accounts_get_all(); l != NULL; l = l->next) {
            account = l->data;

            if (gaim_account_get_auto_login(account, ui))
                  gaim_account_connect(account);
      }
}

void
01552 gaim_accounts_reorder(GaimAccount *account, size_t new_index)
{
      size_t index;
      GList *l;

      g_return_if_fail(account != NULL);
      g_return_if_fail(new_index >= 0 && new_index <= g_list_length(accounts));

      index = g_list_index(accounts, account);

      if (index == -1) {
            gaim_debug(GAIM_DEBUG_ERROR, "accounts",
                           "Unregistered account (%s) discovered during reorder!\n",
                           gaim_account_get_username(account));
            return;
      }

      l = g_list_nth(accounts, index);

      if (new_index > index)
            new_index--;

      /* Remove the old one. */
      accounts = g_list_delete_link(accounts, l);

      /* Insert it where it should go. */
      accounts = g_list_insert(accounts, account, new_index);

      schedule_accounts_save();
}

GList *
01584 gaim_accounts_get_all(void)
{
      return accounts;
}

GaimAccount *
01590 gaim_accounts_find(const char *name, const char *protocol_id)
{
      GaimAccount *account = NULL;
      GList *l;
      char *who;

      g_return_val_if_fail(name != NULL, NULL);

      who = g_strdup(gaim_normalize(NULL, name));

      for (l = gaim_accounts_get_all(); l != NULL; l = l->next) {
            account = (GaimAccount *)l->data;

            if (!strcmp(gaim_normalize(NULL, gaim_account_get_username(account)), who) &&
                  (!protocol_id || !strcmp(account->protocol_id, protocol_id))) {

                  break;
            }

            account = NULL;
      }

      g_free(who);

      return account;
}

void
01618 gaim_accounts_set_ui_ops(GaimAccountUiOps *ops)
{
      account_ui_ops = ops;
}

GaimAccountUiOps *
01624 gaim_accounts_get_ui_ops(void)
{
      return account_ui_ops;
}

void *
01630 gaim_accounts_get_handle(void)
{
      static int handle;

      return &handle;
}

void
01638 gaim_accounts_init(void)
{
      void *handle = gaim_accounts_get_handle();

      gaim_signal_register(handle, "account-connecting",
                                     gaim_marshal_VOID__POINTER, NULL, 1,
                                     gaim_value_new(GAIM_TYPE_SUBTYPE,
                                                            GAIM_SUBTYPE_ACCOUNT));

      gaim_signal_register(handle, "account-away",
                                     gaim_marshal_VOID__POINTER_POINTER_POINTER, NULL, 3,
                                     gaim_value_new(GAIM_TYPE_SUBTYPE,
                                                            GAIM_SUBTYPE_ACCOUNT),
                                     gaim_value_new(GAIM_TYPE_STRING),
                                     gaim_value_new(GAIM_TYPE_STRING));

      gaim_signal_register(handle, "account-setting-info",
                                     gaim_marshal_VOID__POINTER_POINTER, NULL, 2,
                                     gaim_value_new(GAIM_TYPE_SUBTYPE,
                                                            GAIM_SUBTYPE_ACCOUNT),
                                     gaim_value_new(GAIM_TYPE_STRING));

      gaim_signal_register(handle, "account-set-info",
                                     gaim_marshal_VOID__POINTER_POINTER, NULL, 2,
                                     gaim_value_new(GAIM_TYPE_SUBTYPE,
                                                            GAIM_SUBTYPE_ACCOUNT),
                                     gaim_value_new(GAIM_TYPE_STRING));

      gaim_signal_register(handle, "account-warned",
                                     gaim_marshal_VOID__POINTER_POINTER_UINT, NULL, 3,
                                     gaim_value_new(GAIM_TYPE_SUBTYPE,
                                                            GAIM_SUBTYPE_ACCOUNT),
                                     gaim_value_new(GAIM_TYPE_STRING),
                                     gaim_value_new(GAIM_TYPE_UINT));

      gaim_signal_register(handle, "account-added",
                  gaim_marshal_VOID__POINTER, NULL, 1,
                  gaim_value_new(GAIM_TYPE_SUBTYPE, GAIM_SUBTYPE_ACCOUNT));

      gaim_signal_register(handle, "account-removed",
                  gaim_marshal_VOID__POINTER, NULL, 1,
                  gaim_value_new(GAIM_TYPE_SUBTYPE, GAIM_SUBTYPE_ACCOUNT));
}

void
01683 gaim_accounts_uninit(void)
{
      if (accounts_save_timer != 0) {
            gaim_timeout_remove(accounts_save_timer);
            accounts_save_timer = 0;
            gaim_accounts_sync();
      }

      gaim_signals_unregister_by_instance(gaim_accounts_get_handle());
}

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