command_trie_match_type_t
cli_context_complete_command (cli_context_t *ctx, gchar ***argv, gint *argc,
command_action_t **action, GList **suffixes)
{
gboolean auto_complete = configuration_get_boolean (ctx->config, "AUTO_UNIQUE_COMPLETE");
return command_trie_find (ctx->commands, argv, argc, auto_complete, action, suffixes);
}
void
cli_context_loop (cli_context_t *ctx, gint argc, gchar **argv)
{
/* Execute command, if connection status is ok */
if (argc == 0) {
gchar *filename = configuration_get_string (ctx->config, "HISTORY_FILE");
ctx->mode = CLI_EXECUTION_MODE_SHELL;
/* print welcome message before initialising readline */
if (configuration_get_boolean (ctx->config, "SHELL_START_MESSAGE")) {
g_printf (_("Welcome to the XMMS2 CLI shell!\n"));
g_printf (_("Type 'help' to list the available commands "
"and 'exit' (or CTRL-D) to leave the shell.\n"));
}
readline_resume (ctx);
read_history (filename);
using_history ();
while (!cli_context_in_status (ctx, CLI_ACTION_STATUS_FINISH)) {
cli_context_event_loop_select (ctx);
}
write_history (filename);
} else {
ctx->mode = CLI_EXECUTION_MODE_INLINE;
cli_context_command_or_flag_dispatch (ctx, argc , argv);
while (cli_context_in_status (ctx, CLI_ACTION_STATUS_BUSY) ||
cli_context_in_status (ctx, CLI_ACTION_STATUS_REFRESH)) {
cli_context_event_loop_select (ctx);
}
}
}
cli_infos_t *
cli_infos_init (gint argc, gchar **argv)
{
cli_infos_t *infos;
alias_define_t *aliaslist;
gchar *filename;
gint i;
infos = g_new0 (cli_infos_t, 1);
/* readline_init needs PROMPT */
filename = configuration_get_filename ();
infos->config = configuration_init (filename);
g_free (filename);
readline_init (infos);
if (argc == 0) {
infos->mode = CLI_EXECUTION_MODE_SHELL;
/* print welcome message before initialising readline */
if (configuration_get_boolean (infos->config, "SHELL_START_MESSAGE")) {
g_printf (_("Welcome to the XMMS2 CLI shell!\n"));
g_printf (_("Type 'help' to list the available commands "
"and 'exit' (or CTRL-D) to leave the shell.\n"));
}
readline_resume (infos);
} else {
infos->mode = CLI_EXECUTION_MODE_INLINE;
}
infos->status = CLI_ACTION_STATUS_READY;
infos->commands = command_trie_alloc ();
/* Register commands and command names */
for (i = 0; commandlist[i]; ++i) {
command_action_t *action = command_action_alloc ();
commandlist[i] (action);
if (!register_command (infos->commands, &infos->cmdnames, action)) {
command_action_free (action);
}
}
/* Register aliases with a default callback */
aliaslist = alias_list (configuration_get_aliases (infos->config));
for (i = 0; aliaslist[i].name; ++i) {
command_action_t *action = command_action_alloc ();
alias_setup (action, &aliaslist[i]);
if (!register_command (infos->commands, &infos->aliasnames, action)) {
command_action_free (action);
}
}
alias_list_free (aliaslist);
infos->alias_count = 0;
infos->aliasnames = cmdnames_reverse (infos->aliasnames);
infos->cmdnames = cmdnames_reverse (infos->cmdnames);
infos->cache = cli_cache_init ();
return infos;
}
static gboolean
cli_context_autostart (cli_context_t *ctx, gchar *path)
{
gint ret = 0;
/* Start the server if autostart enabled! */
if (configuration_get_boolean (ctx->config, "SERVER_AUTOSTART")
&& !system ("xmms2-launcher")) {
ret = xmmsc_connect (ctx->conn, path);
}
return !!ret;
}
void
command_dispatch (cli_infos_t *infos, gint in_argc, gchar **in_argv)
{
command_action_t *action;
command_trie_match_type_t match;
gint argc;
gchar **argv;
gboolean auto_complete;
/* The arguments will be updated by command_trie_find. */
argc = in_argc;
argv = in_argv;
auto_complete = configuration_get_boolean (infos->config,
"AUTO_UNIQUE_COMPLETE");
match = command_trie_find (infos->commands, &argv, &argc,
auto_complete, &action);
if (match == COMMAND_TRIE_MATCH_ACTION) {
gboolean help;
gboolean need_io;
command_context_t *ctx;
/* Include one command token as a workaround for the bug that
* the option parser does not parse commands starting with a
* flag properly (e.g. "-p foo arg1"). Will be skipped by the
* command utils. */
ctx = init_context_from_args (action->argdefs, argc + 1, argv - 1);
ctx->name = g_strdup (action->name);
if (command_flag_boolean_get (ctx, "help", &help) && help) {
/* Help flag passed, bypass action and show help */
/* FIXME(g): select aliasnames list if it's an alias */
help_command (infos, infos->cmdnames, in_argv, in_argc, CMD_TYPE_COMMAND);
} else if (command_runnable (infos, action)) {
/* All fine, run the command */
cli_infos_loop_suspend (infos);
need_io = action->callback (infos, ctx);
if (!need_io) {
cli_infos_loop_resume (infos);
}
}
command_context_free (ctx);
} else {
/* Call help to print the "no such command" error */
help_command (infos, infos->cmdnames, in_argv, in_argc, CMD_TYPE_COMMAND);
}
}
