gaim/gaim

disable the removing buddy from old group step in moving a buddy.
oldstatus
2005-04-23, Tim Ringenbach
5428dacb9d23
disable the removing buddy from old group step in moving a buddy.
This should make moving a buddy end up with the buddy in both groups.
That obviously sucks, but also sucks much less than removing the buddy,
like we currently do. Hopefully I'll find time to fix this right.
/**
* @file cmds.c Commands API
* @ingroup core
*
* Copyright (C) 2003-2004 Timothy Ringenbach <omarvo@hotmail.com
*
* 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 <string.h>
#include "account.h"
#include "util.h"
#include "cmds.h"
static GList *cmds = NULL;
static guint next_id = 1;
typedef struct _GaimCmd {
GaimCmdId id;
gchar *cmd;
gchar *args;
GaimCmdPriority priority;
GaimCmdFlag flags;
gchar *prpl_id;
GaimCmdFunc func;
gchar *help;
void *data;
} GaimCmd;
static gint cmds_compare_func(const GaimCmd *a, const GaimCmd *b)
{
if (a->priority > b->priority)
return -1;
else if (a->priority < b->priority)
return 1;
else return 0;
}
GaimCmdId gaim_cmd_register(const gchar *cmd, const gchar *args,
GaimCmdPriority p, GaimCmdFlag f,
const gchar *prpl_id, GaimCmdFunc func,
const gchar *helpstr, void *data)
{
GaimCmdId id;
GaimCmd *c;
g_return_val_if_fail(cmd != NULL && *cmd != '\0', 0);
g_return_val_if_fail(args != NULL, 0);
g_return_val_if_fail(func != NULL, 0);
id = next_id++;
c = g_new0(GaimCmd, 1);
c->id = id;
c->cmd = g_strdup(cmd);
c->args = g_strdup(args);
c->priority = p;
c->flags = f;
c->prpl_id = prpl_id ? g_strdup(prpl_id) : NULL;
c->func = func;
c->help = helpstr ? g_strdup(helpstr) : NULL;
c->data = data;
cmds = g_list_insert_sorted(cmds, c, (GCompareFunc)cmds_compare_func);
return id;
}
static void gaim_cmd_free(GaimCmd *c)
{
g_free(c->cmd);
g_free(c->args);
if (c->prpl_id)
g_free(c->prpl_id);
if (c->help)
g_free(c->help);
g_free(c);
}
void gaim_cmd_unregister(GaimCmdId id)
{
GaimCmd *c;
GList *l;
for (l = cmds; l; l = l->next) {
c = l->data;
if (c->id == id) {
cmds = g_list_remove(cmds, c);
gaim_cmd_free(c);
return;
}
}
}
static gboolean gaim_cmd_parse_args(GaimCmd *cmd, const gchar *s, const gchar *m, gchar ***args)
{
int i;
const char *end, *cur;
*args = g_new0(char *, strlen(cmd->args) + 1);
cur = s;
for (i = 0; cmd->args[i]; i++) {
if (!*cur)
return (cmd->flags & GAIM_CMD_FLAG_ALLOW_WRONG_ARGS);
switch (cmd->args[i]) {
case 'w':
if (!(end = strchr(cur, ' '))) {
end = cur + strlen(cur);
(*args)[i] = g_strndup(cur, end - cur);
cur = end;
} else {
(*args)[i] = g_strndup(cur, end - cur);
cur = end + 1;
}
break;
case 'W':
if (!(end = strchr(cur, ' '))) {
end = cur + strlen(cur);
(*args)[i] = gaim_markup_slice(m, g_utf8_pointer_to_offset(s, cur), g_utf8_pointer_to_offset(s, end));
cur = end;
} else {
(*args)[i] = gaim_markup_slice(m, g_utf8_pointer_to_offset(s, cur), g_utf8_pointer_to_offset(s, end));
cur = end +1;
}
break;
case 's':
(*args)[i] = g_strdup(cur);
cur = cur + strlen(cur);
break;
case 'S':
(*args)[i] = gaim_markup_slice(m, g_utf8_pointer_to_offset(s, cur), g_utf8_strlen(cur, -1) + 1);
cur = cur + strlen(cur);
break;
}
}
if (*cur)
return (cmd->flags & GAIM_CMD_FLAG_ALLOW_WRONG_ARGS);
return TRUE;
}
static void gaim_cmd_free_args(gchar **args)
{
int i;
for (i = 0; args[i]; i++)
g_free(args[i]);
g_free(args);
}
static void gaim_cmd_strip_current_char(gunichar c, char *s, guint len)
{
int bytes;
bytes = g_unichar_to_utf8(c, NULL);
memmove(s, s + bytes, len + 1 - bytes);
}
static void gaim_cmd_strip_cmd_from_markup(char *markup)
{
guint len = strlen(markup);
char *s = markup;
while (*s) {
gunichar c = g_utf8_get_char(s);
if (c == '<') {
s = strchr(s, '>');
if (!s)
return;
} else if (g_unichar_isspace(c)) {
gaim_cmd_strip_current_char(c, s, len - (s - markup));
return;
} else {
gaim_cmd_strip_current_char(c, s, len - (s - markup));
continue;
}
s = g_utf8_next_char(s);
}
}
GaimCmdStatus gaim_cmd_do_command(GaimConversation *conv, const gchar *cmdline,
const gchar *markup, gchar **error)
{
GaimCmd *c;
GList *l;
gchar *err = NULL;
gboolean is_im;
gboolean found = FALSE, tried_cmd = FALSE, right_type = FALSE, right_prpl = FALSE;
const gchar *prpl_id;
gchar **args = NULL;
gchar *cmd, *rest, *mrest;
GaimCmdRet ret = GAIM_CMD_RET_CONTINUE;
*error = NULL;
prpl_id = gaim_account_get_protocol_id(gaim_conversation_get_account(conv));
if (gaim_conversation_get_type(conv) == GAIM_CONV_IM)
is_im = TRUE;
else if (gaim_conversation_get_type(conv) == GAIM_CONV_CHAT)
is_im = FALSE;
else
return GAIM_CMD_STATUS_FAILED;
rest = strchr(cmdline, ' ');
if (rest) {
cmd = g_strndup(cmdline, rest - cmdline);
rest++;
} else {
cmd = g_strdup(cmdline);
rest = "";
}
mrest = g_strdup(markup);
gaim_cmd_strip_cmd_from_markup(mrest);
for (l = cmds; l; l = l->next) {
c = l->data;
if (strcmp(c->cmd, cmd) != 0)
continue;
found = TRUE;
if (is_im)
if (!(c->flags & GAIM_CMD_FLAG_IM))
continue;
if (!is_im)
if (!(c->flags & GAIM_CMD_FLAG_CHAT))
continue;
right_type = TRUE;
if ((c->flags & GAIM_CMD_FLAG_PRPL_ONLY) && c->prpl_id &&
(strcmp(c->prpl_id, prpl_id) != 0))
continue;
right_prpl = TRUE;
/* this checks the allow bad args flag for us */
if (!gaim_cmd_parse_args(c, rest, mrest, &args)) {
gaim_cmd_free_args(args);
args = NULL;
continue;
}
tried_cmd = TRUE;
ret = c->func(conv, cmd, args, &err, c->data);
if (ret == GAIM_CMD_RET_CONTINUE) {
if (err)
g_free(err);
err = NULL;
gaim_cmd_free_args(args);
args = NULL;
continue;
} else {
break;
}
}
if (args)
gaim_cmd_free_args(args);
g_free(cmd);
g_free(mrest);
if (!found)
return GAIM_CMD_STATUS_NOT_FOUND;
if (!right_type)
return GAIM_CMD_STATUS_WRONG_TYPE;
if (!right_prpl)
return GAIM_CMD_STATUS_WRONG_PRPL;
if (!tried_cmd)
return GAIM_CMD_STATUS_WRONG_ARGS;
if (ret == GAIM_CMD_RET_OK) {
return GAIM_CMD_STATUS_OK;
} else {
*error = err;
if (ret == GAIM_CMD_RET_CONTINUE)
return GAIM_CMD_STATUS_NOT_FOUND;
else
return GAIM_CMD_STATUS_FAILED;
}
}
GList *gaim_cmd_list(GaimConversation *conv)
{
GList *ret = NULL;
GaimCmd *c;
GList *l;
for (l = cmds; l; l = l->next) {
c = l->data;
if (conv && (gaim_conversation_get_type(conv) == GAIM_CONV_IM))
if (!(c->flags & GAIM_CMD_FLAG_IM))
continue;
if (conv && (gaim_conversation_get_type(conv) == GAIM_CONV_CHAT))
if (!(c->flags & GAIM_CMD_FLAG_CHAT))
continue;
if (conv && (c->flags & GAIM_CMD_FLAG_PRPL_ONLY) && c->prpl_id &&
(strcmp(c->prpl_id, gaim_account_get_protocol_id(gaim_conversation_get_account(conv))) != 0))
continue;
ret = g_list_append(ret, c->cmd);
}
return ret;
}
GList *gaim_cmd_help(GaimConversation *conv, const gchar *cmd)
{
GList *ret = NULL;
GaimCmd *c;
GList *l;
for (l = cmds; l; l = l->next) {
c = l->data;
if (cmd && (strcmp(cmd, c->cmd) != 0))
continue;
if (conv && (gaim_conversation_get_type(conv) == GAIM_CONV_IM))
if (!(c->flags & GAIM_CMD_FLAG_IM))
continue;
if (conv && (gaim_conversation_get_type(conv) == GAIM_CONV_CHAT))
if (!(c->flags & GAIM_CMD_FLAG_CHAT))
continue;
if (conv && (c->flags & GAIM_CMD_FLAG_PRPL_ONLY) && c->prpl_id &&
(strcmp(c->prpl_id, gaim_account_get_protocol_id(gaim_conversation_get_account(conv))) != 0))
continue;
ret = g_list_append(ret, c->help);
}
return ret;
}