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mirror of https://github.com/weechat/weechat.git synced 2026-06-27 21:36:37 +02:00
Files
weechat/src/core/wee-input.c
T
2007-11-01 11:19:46 +01:00

406 lines
18 KiB
C

/*
* Copyright (c) 2003-2007 by FlashCode <flashcode@flashtux.org>
* See README for License detail, AUTHORS for developers list.
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
/* wee-input.c: default callback function to read user input */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdlib.h>
#include <string.h>
#include "weechat.h"
#include "wee-input.h"
#include "wee-alias.h"
#include "wee-command.h"
#include "wee-config.h"
#include "wee-hook.h"
#include "wee-string.h"
#include "../plugins/plugin.h"
/*
* input_exec_command: executes a command (WeeChat internal or a
* plugin command)
* if only_builtin == 1, then try only
* WeeChat commands (not plugins neither aliases)
* returns: 1 if command was executed succesfully
* 0 if error (command not executed)
*/
int
input_exec_command (struct t_gui_buffer *buffer, char *string,
int only_builtin)
{
int i, rc, argc, return_code, length1, length2;
char *command, *pos, *ptr_args;
char **argv, *alias_command;
char **commands, **ptr_cmd, **ptr_next_cmd;
char *args_replaced, *vars_replaced, *new_ptr_cmd;
int some_args_replaced;
struct alias *ptr_alias;
if ((!string) || (!string[0]) || (string[0] != '/'))
return 0;
command = strdup (string);
/* look for end of command */
ptr_args = NULL;
pos = &command[strlen (command) - 1];
if (pos[0] == ' ')
{
while ((pos > command) && (pos[0] == ' '))
pos--;
pos[1] = '\0';
}
pos = strchr (command, ' ');
if (pos)
{
pos[0] = '\0';
pos++;
while (pos[0] == ' ')
pos++;
ptr_args = pos;
if (!ptr_args[0])
ptr_args = NULL;
}
rc = -1;
if (!only_builtin)
{
rc = hook_command_exec (buffer->plugin, command + 1, ptr_args);
/*vars_replaced = alias_replace_vars (window, ptr_args);
rc = plugin_cmd_handler_exec (window->buffer->protocol, command + 1,
(vars_replaced) ? vars_replaced : ptr_args);
if (vars_replaced)
free (vars_replaced);*/
}
switch (rc)
{
case 0: /* plugin handler KO */
gui_chat_printf (NULL,
_("%sError: command \"%s\" failed"),
gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
command + 1);
break;
case 1: /* plugin handler OK, executed */
break;
default: /* plugin handler not found */
argv = string_explode (ptr_args, " ", 0, &argc);
/* look for alias */
if (!only_builtin)
{
for (ptr_alias = weechat_alias; ptr_alias;
ptr_alias = ptr_alias->next_alias)
{
if (string_strcasecmp (ptr_alias->name, command + 1) == 0)
{
if (ptr_alias->running == 1)
{
gui_chat_printf (NULL,
_("%sError: circular reference when "
"calling alias \"/%s\""),
gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
ptr_alias->name);
}
else
{
/* an alias can contain many commands separated by ';' */
commands = string_split_multi_command (ptr_alias->command,
';');
if (commands)
{
some_args_replaced = 0;
ptr_alias->running = 1;
for (ptr_cmd=commands; *ptr_cmd; ptr_cmd++)
{
ptr_next_cmd = ptr_cmd;
ptr_next_cmd++;
vars_replaced = alias_replace_vars (buffer,
*ptr_cmd);
new_ptr_cmd = (vars_replaced) ? vars_replaced : *ptr_cmd;
args_replaced = alias_replace_args (new_ptr_cmd,
ptr_args);
if (args_replaced)
{
some_args_replaced = 1;
if (*ptr_cmd[0] == '/')
(void) input_exec_command (buffer,
args_replaced,
only_builtin);
else
{
alias_command = (char *) malloc (1 + strlen(args_replaced) + 1);
if (alias_command)
{
strcpy (alias_command, "/");
strcat (alias_command, args_replaced);
(void) input_exec_command (buffer,
alias_command,
only_builtin);
free (alias_command);
}
}
free (args_replaced);
}
else
{
/* if alias has arguments, they are now
arguments of the last command in the list (if no $1,$2,..$*) was found */
if ((*ptr_next_cmd == NULL) && ptr_args && (!some_args_replaced))
{
length1 = strlen (new_ptr_cmd);
length2 = strlen (ptr_args);
alias_command = (char *) malloc ( 1 + length1 + 1 + length2 + 1);
if (alias_command)
{
if (*ptr_cmd[0] != '/')
strcpy (alias_command, "/");
else
strcpy (alias_command, "");
strcat (alias_command, new_ptr_cmd);
strcat (alias_command, " ");
strcat (alias_command, ptr_args);
(void) input_exec_command (buffer,
alias_command,
only_builtin);
free (alias_command);
}
}
else
{
if (*ptr_cmd[0] == '/')
(void) input_exec_command (buffer,
new_ptr_cmd,
only_builtin);
else
{
alias_command = (char *) malloc (1 + strlen (new_ptr_cmd) + 1);
if (alias_command)
{
strcpy (alias_command, "/");
strcat (alias_command, new_ptr_cmd);
(void) input_exec_command (buffer,
alias_command,
only_builtin);
free (alias_command);
}
}
}
}
if (vars_replaced)
free (vars_replaced);
}
ptr_alias->running = 0;
string_free_multi_command (commands);
}
}
string_free_exploded (argv);
free (command);
return 1;
}
}
}
/* look for WeeChat command */
for (i = 0; weechat_commands[i].name; i++)
{
if (string_strcasecmp (weechat_commands[i].name, command + 1) == 0)
{
if ((argc < weechat_commands[i].min_arg)
|| (argc > weechat_commands[i].max_arg))
{
if (weechat_commands[i].min_arg ==
weechat_commands[i].max_arg)
{
gui_chat_printf (NULL,
NG_("%sError: wrong argument count "
"for %s command \"%s\" "
"(expected: %d arg)",
"%s%s wrong argument count "
"for %s command \"%s\" "
"(expected: %d args)",
weechat_commands[i].max_arg),
gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
PACKAGE_NAME,
command + 1,
weechat_commands[i].max_arg);
}
else
{
gui_chat_printf (NULL,
NG_("%sError: wrong argument count "
"for %s command \"%s\" "
"(expected: between %d and "
"%d arg)",
"%s%s wrong argument count "
"for %s command \"%s\" "
"(expected: between %d and "
"%d args)",
weechat_commands[i].max_arg),
gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
PACKAGE_NAME,
command + 1,
weechat_commands[i].min_arg,
weechat_commands[i].max_arg);
}
}
else
{
/*ptr_args2 = (ptr_args) ? (char *)gui_color_encode ((unsigned char *)ptr_args,
(weechat_commands[i].conversion
&& cfg_irc_colors_send)) : NULL;*/
return_code = (int) (weechat_commands[i].cmd_function)
(buffer, ptr_args, argc, argv);
if (return_code < 0)
{
gui_chat_printf (NULL,
_("%sError: command \"%s\" failed"),
gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
command + 1);
}
}
string_free_exploded (argv);
free (command);
return 1;
}
}
/* should we send unknown command to IRC server? */
/*if (cfg_irc_send_unknown_commands)
{
if (ptr_args)
unknown_command = (char *)malloc (strlen (command + 1) + 1 + strlen (ptr_args) + 1);
else
unknown_command = (char *)malloc (strlen (command + 1) + 1);
if (unknown_command)
{
strcpy (unknown_command, command + 1);
if (ptr_args)
{
strcat (unknown_command, " ");
strcat (unknown_command, ptr_args);
}
irc_send_cmd_quote (server, channel, unknown_command);
free (unknown_command);
}
}
else
{
gui_chat_printf_error (NULL,
_("Error: unknown command \"%s\" (type /help for help). "
"To send unknown commands to IRC server, enable option "
"irc_send_unknown_commands."),
command + 1);
}*/
gui_chat_printf (NULL,
_("%sError: unknown command \"%s\" (type /help "
"for help)."),
gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
command + 1);
string_free_exploded (argv);
}
free (command);
return 0;
}
/*
* input_data: read user input and send data to protocol
*/
void
input_data (struct t_gui_buffer *buffer, char *data, int only_builtin)
{
char *new_data, *ptr_data, *pos;
if (!buffer || !data || !data[0] || (data[0] == '\r') || (data[0] == '\n'))
return;
/* TODO: modifier for input */
/*new_data = plugin_modifier_exec (PLUGIN_MODIFIER_IRC_USER,
"", data);*/
new_data = strdup (data);
/* no changes in new data */
if (new_data && (strcmp (data, new_data) == 0))
{
free (new_data);
new_data = NULL;
}
/* message not dropped? */
if (!new_data || new_data[0])
{
/* use new data (returned by plugin) */
ptr_data = (new_data) ? new_data : data;
while (ptr_data && ptr_data[0])
{
pos = strchr (ptr_data, '\n');
if (pos)
pos[0] = '\0';
if (command_is_command (ptr_data))
{
/* WeeChat or protocol command */
(void) input_exec_command (buffer, ptr_data,
only_builtin);
}
else
{
if ((ptr_data[0] == '/') && (ptr_data[1] == '/'))
ptr_data++;
hook_command_exec (buffer->plugin, "", ptr_data);
if (buffer->input_data_cb)
{
(void)(buffer->input_data_cb) (buffer, ptr_data);
}
else
gui_chat_printf (buffer,
_("%sYou can not write text in this "
"buffer!"),
gui_chat_prefix[GUI_CHAT_PREFIX_ERROR]);
}
if (pos)
{
pos[0] = '\n';
ptr_data = pos + 1;
}
else
ptr_data = NULL;
}
}
}