libpurple/example/nullclient.c

   1 /*
   2  * pidgin
   3  *
   4  * Pidgin is the legal property of its developers, whose names are too numerous
   5  * to list here.  Please refer to the COPYRIGHT file distributed with this
   6  * source distribution.
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02111-1301  USA
  21  *
  22  */
  23
  24 #include "purple.h"
  25
  26 #include <glib.h>
  27 #include <glib/gprintf.h>
  28
  29 #include <signal.h>
  30 #include <string.h>
  31 #ifdef _WIN32
  32 #  include <conio.h>
  33 #else
  34 #  include <unistd.h>
  35 #endif
  36
  37 #include "defines.h"
  38
  39 /*** Conversation uiops ***/
  40 static void
  41 null_write_conv(PurpleConversation *conv, PurpleMessage *msg)
  42 {
  43         time_t mtime = purple_message_get_time(msg);
  44
  45         printf("(%s) %s %s: %s\n",
  46                 purple_conversation_get_name(conv),
  47                 purple_utf8_strftime("(%H:%M:%S)", localtime(&mtime)),
  48                 purple_message_get_author_alias(msg),
  49                 purple_message_get_contents(msg));
  50 }
  51
  52 static PurpleConversationUiOps null_conv_uiops =
  53 {
  54         .write_conv = null_write_conv,
  55 };
  56
  57 static void
  58 null_ui_init(void)
  59 {
  60         /**
  61          * This should initialize the UI components for all the modules. Here we
  62          * just initialize the UI for conversations.
  63          */
  64         purple_conversations_set_ui_ops(&null_conv_uiops);
  65 }
  66
  67 static PurpleCoreUiOps null_core_uiops =
  68 {
  69         .ui_init = null_ui_init,
  70 };
  71
  72 static void
  73 init_libpurple(void)
  74 {
  75         /* Set a custom user directory (optional) */
  76         purple_util_set_user_dir(CUSTOM_USER_DIRECTORY);
  77
  78         /* We do not want any debugging for now to keep the noise to a minimum. */
  79         purple_debug_set_enabled(FALSE);
  80
  81         /* Set the core-uiops, which is used to
  82          *      - initialize the ui specific preferences.
  83          *      - initialize the debug ui.
  84          *      - initialize the ui components for all the modules.
  85          *      - uninitialize the ui components for all the modules when the core terminates.
  86          */
  87         purple_core_set_ui_ops(&null_core_uiops);
  88
  89         /* Now that all the essential stuff has been set, let's try to init the core. It's
  90          * necessary to provide a non-NULL name for the current ui to the core. This name
  91          * is used by stuff that depends on this ui, for example the ui-specific plugins. */
  92         if (!purple_core_init(UI_ID)) {
  93                 /* Initializing the core failed. Terminate. */
  94                 fprintf(stderr,
  95                                 "libpurple initialization failed. Dumping core.\n"
  96                                 "Please report this!\n");
  97                 abort();
  98         }
  99
 100         /* Set path to search for plugins. The core (libpurple) takes care of loading the
 101          * core-plugins, which includes the in-tree protocols. So it is not essential to add
 102          * any path here, but it might be desired, especially for ui-specific plugins. */
 103         purple_plugins_add_search_path(CUSTOM_PLUGIN_PATH);
 104         purple_plugins_refresh();
 105
 106         /* Load the preferences. */
 107         purple_prefs_load();
 108
 109         /* Load the desired plugins. The client should save the list of loaded plugins in
 110          * the preferences using purple_plugins_save_loaded(PLUGIN_SAVE_PREF) */
 111         purple_plugins_load_saved(PLUGIN_SAVE_PREF);
 112 }
 113
 114 static void
 115 signed_on(PurpleConnection *gc, gpointer null)
 116 {
 117         PurpleAccount *account = purple_connection_get_account(gc);
 118         printf("Account connected: %s %s\n", purple_account_get_username(account), purple_account_get_protocol_id(account));
 119 }
 120
 121 static void
 122 connect_to_signals_for_demonstration_purposes_only(void)
 123 {
 124         static int handle;
 125         purple_signal_connect(purple_connections_get_handle(), "signed-on", &handle,
 126                                 PURPLE_CALLBACK(signed_on), NULL);
 127 }
 128
 129 #if defined(_WIN32) || defined(__BIONIC__)
 130 #ifndef PASS_MAX
 131 #  define PASS_MAX 1024
 132 #endif
 133 static gchar *
 134 getpass(const gchar *prompt)
 135 {
 136         static gchar buff[PASS_MAX + 1];
 137         guint i = 0;
 138
 139         g_fprintf(stderr, "%s", prompt);
 140         fflush(stderr);
 141
 142         while (i < sizeof(buff) - 1) {
 143 #ifdef __BIONIC__
 144                 buff[i] = getc(stdin);
 145 #else
 146                 buff[i] = _getch();
 147 #endif
 148                 if (buff[i] == '\r' || buff[i] == '\n')
 149                         break;
 150                 i++;
 151         }
 152         buff[i] = '\0';
 153         g_fprintf(stderr, "\n");
 154
 155         return buff;
 156 }
 157 #endif /* _WIN32 || __BIONIC__ */
 158
 159 int main(int argc, char *argv[])
 160 {
 161         GList *list, *iter;
 162         int i, num;
 163         GList *names = NULL;
 164         const char *protocol = NULL;
 165         char name[128];
 166         char *password;
 167         GMainLoop *loop = g_main_loop_new(NULL, FALSE);
 168         PurpleAccount *account;
 169         PurpleSavedStatus *status;
 170         char *res;
 171
 172 #ifndef _WIN32
 173         /* libpurple's built-in DNS resolution forks processes to perform
 174          * blocking lookups without blocking the main process.  It does not
 175          * handle SIGCHLD itself, so if the UI does not you quickly get an army
 176          * of zombie subprocesses marching around.
 177          */
 178         signal(SIGCHLD, SIG_IGN);
 179 #endif
 180
 181         init_libpurple();
 182
 183         printf("libpurple initialized.\n");
 184
 185         list = purple_protocols_get_all();
 186         for (i = 0, iter = list; iter; iter = iter->next) {
 187                 PurpleProtocol *protocol = iter->data;
 188                 if (protocol && purple_protocol_get_name(protocol)) {
 189                         printf("\t%d: %s\n", i++, purple_protocol_get_name(protocol));
 190                         names = g_list_append(names, (gpointer)purple_protocol_get_id(protocol));
 191                 }
 192         }
 193         g_list_free(list);
 194
 195         num = -1;
 196         while (num < 0 || num >= i) {
 197                 printf("Select the protocol [0-%d]: ", i - 1);
 198                 res = fgets(name, sizeof(name), stdin);
 199                 if (!res) {
 200                         fprintf(stderr, "Failed to get protocol selection.");
 201                         abort();
 202                 }
 203                 if (sscanf(name, "%d", &num) != 1) {
 204                         num = -1;
 205                 }
 206         }
 207         protocol = g_list_nth_data(names, num);
 208         if (!protocol) {
 209                 fprintf(stderr, "Failed to get protocol.");
 210                 abort();
 211         }
 212
 213         printf("Username: ");
 214         res = fgets(name, sizeof(name), stdin);
 215         if (!res) {
 216                 fprintf(stderr, "Failed to read user name.");
 217                 abort();
 218         }
 219         name[strlen(name) - 1] = 0;  /* strip the \n at the end */
 220
 221         /* Create the account */
 222         account = purple_account_new(name, protocol);
 223
 224         /* Get the password for the account */
 225         password = getpass("Password: ");
 226         purple_account_set_password(account, password, NULL, NULL);
 227
 228         /* It's necessary to enable the account first. */
 229         purple_account_set_enabled(account, UI_ID, TRUE);
 230
 231         /* Now, to connect the account(s), create a status and activate it. */
 232         status = purple_savedstatus_new(NULL, PURPLE_STATUS_AVAILABLE);
 233         purple_savedstatus_activate(status);
 234
 235         connect_to_signals_for_demonstration_purposes_only();
 236
 237         g_main_loop_run(loop);
 238
 239         return 0;
 240 }