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weechat/src/plugins/irc/irc-input.c
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Sébastien Helleu efc7a588d6 core: update copyright dates
2021-01-02 21:34:16 +01:00

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/*
* irc-input.c - input data management for IRC buffers
*
* Copyright (C) 2003-2021 Sébastien Helleu <flashcode@flashtux.org>
*
* This file is part of WeeChat, the extensible chat client.
*
* WeeChat 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.
*
* WeeChat 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 WeeChat. If not, see <https://www.gnu.org/licenses/>.
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "../weechat-plugin.h"
#include "irc.h"
#include "irc-buffer.h"
#include "irc-server.h"
#include "irc-channel.h"
#include "irc-nick.h"
#include "irc-color.h"
#include "irc-config.h"
#include "irc-protocol.h"
#include "irc-raw.h"
/*
* Displays user message.
*
* If action != 0, then message is displayed as an action (like command /me).
* If action == 0, but message is detected as an action (beginning with
* "\01ACTION "), then action is forced.
*/
void
irc_input_user_message_display (struct t_gui_buffer *buffer, int action,
const char *text)
{
struct t_irc_nick *ptr_nick;
char *pos, *text2, *text_decoded, str_tags[256], *str_color;
const char *ptr_text;
/* if message is an action, force "action" to 1 and extract message */
if (strncmp (text, "\01ACTION ", 8) == 0)
{
action = 1;
pos = strrchr (text + 8, '\01');
if (pos)
text2 = weechat_strndup (text + 8, pos - text - 8);
else
text2 = strdup (text + 8);
}
else
text2 = strdup (text);
text_decoded = irc_color_decode (
(text2) ? text2 : text,
weechat_config_boolean (irc_config_network_colors_send));
IRC_BUFFER_GET_SERVER_CHANNEL(buffer);
if (ptr_channel)
{
ptr_nick = NULL;
if (ptr_channel->type == IRC_CHANNEL_TYPE_CHANNEL)
{
ptr_nick = irc_nick_search (ptr_server, ptr_channel,
ptr_server->nick);
}
if (action)
{
snprintf (str_tags, sizeof (str_tags),
"irc_action,self_msg,notify_none,no_highlight");
}
else
{
str_color = irc_color_for_tags (
weechat_config_color (
weechat_config_get ("weechat.color.chat_nick_self")));
snprintf (str_tags, sizeof (str_tags),
"notify_none,self_msg,no_highlight,prefix_nick_%s",
(str_color) ? str_color : "default");
if (str_color)
free (str_color);
}
ptr_text = (text_decoded) ? text_decoded : ((text2) ? text2 : text);
if (action)
{
weechat_printf_date_tags (
buffer,
0,
irc_protocol_tags (
"privmsg", str_tags,
(ptr_nick) ? ptr_nick->name : ptr_server->nick,
NULL),
"%s%s%s%s%s %s",
weechat_prefix ("action"),
irc_nick_mode_for_display (ptr_server, ptr_nick, 0),
IRC_COLOR_CHAT_NICK_SELF,
ptr_server->nick,
IRC_COLOR_RESET,
ptr_text);
}
else
{
weechat_printf_date_tags (
buffer,
0,
irc_protocol_tags (
"privmsg", str_tags,
(ptr_nick) ? ptr_nick->name : ptr_server->nick,
NULL),
"%s%s",
irc_nick_as_prefix (
ptr_server,
(ptr_nick) ? ptr_nick : NULL,
(ptr_nick) ? NULL : ptr_server->nick,
IRC_COLOR_CHAT_NICK_SELF),
ptr_text);
}
}
if (text2)
free (text2);
if (text_decoded)
free (text_decoded);
}
/*
* Sends a PRIVMSG message, and split it if message size is > 512 bytes
* (by default).
*
* Warning: this function makes temporary changes in "message".
*/
void
irc_input_send_user_message (struct t_gui_buffer *buffer, int flags,
const char *tags, char *message)
{
int number, action;
char hash_key[32], *str_args;
struct t_hashtable *hashtable;
IRC_BUFFER_GET_SERVER_CHANNEL(buffer);
if (!ptr_server || !ptr_channel || !message || !message[0])
return;
if (!ptr_server->is_connected)
{
weechat_printf (buffer,
_("%s%s: you are not connected to server"),
weechat_prefix ("error"), IRC_PLUGIN_NAME);
return;
}
hashtable = irc_server_sendf (ptr_server,
flags | IRC_SERVER_SEND_RETURN_HASHTABLE,
tags,
"PRIVMSG %s :%s",
ptr_channel->name, message);
if (hashtable)
{
action = (strncmp (message, "\01ACTION ", 8) == 0);
number = 1;
while (1)
{
snprintf (hash_key, sizeof (hash_key), "args%d", number);
str_args = weechat_hashtable_get (hashtable, hash_key);
if (!str_args)
break;
irc_input_user_message_display (buffer, action, str_args);
number++;
}
weechat_hashtable_free (hashtable);
}
}
/*
* Input data in a buffer.
*/
int
irc_input_data (struct t_gui_buffer *buffer, const char *input_data, int flags,
int force_user_message)
{
const char *ptr_data;
char *data_with_colors, *msg;
IRC_BUFFER_GET_SERVER_CHANNEL(buffer);
if (buffer == irc_raw_buffer)
{
if (weechat_strcasecmp (input_data, "q") == 0)
weechat_buffer_close (buffer);
else
irc_raw_filter_options (input_data);
}
else
{
/*
* if send unknown commands is enabled and that input data is a
* command, then send this command to IRC server
*/
if (!force_user_message
&& weechat_config_boolean (irc_config_network_send_unknown_commands)
&& !weechat_string_input_for_buffer (input_data))
{
if (ptr_server)
{
irc_server_sendf (ptr_server, flags, NULL,
"%s", weechat_utf8_next_char (input_data));
}
return WEECHAT_RC_OK;
}
if (ptr_channel)
{
ptr_data = input_data;
if (!force_user_message)
{
ptr_data = weechat_string_input_for_buffer (input_data);
if (!ptr_data)
ptr_data = input_data;
}
data_with_colors = irc_color_encode (
ptr_data,
weechat_config_boolean (irc_config_network_colors_send));
msg = strdup ((data_with_colors) ? data_with_colors : ptr_data);
if (msg)
{
irc_input_send_user_message (buffer, flags, NULL, msg);
free (msg);
}
if (data_with_colors)
free (data_with_colors);
}
else
{
weechat_printf (buffer,
_("%s%s: this buffer is not a channel!"),
weechat_prefix ("error"), IRC_PLUGIN_NAME);
}
}
return WEECHAT_RC_OK;
}
/*
* Callback for input data in a buffer.
*/
int
irc_input_data_cb (const void *pointer, void *data,
struct t_gui_buffer *buffer,
const char *input_data)
{
/* make C compiler happy */
(void) pointer;
(void) data;
return irc_input_data (buffer, input_data,
IRC_SERVER_SEND_OUTQ_PRIO_HIGH, 0);
}
/*
* Callback for signal "irc_input_send" signal.
*
* This signal can be used by other plugins/scripts, it simulates input or
* command from user on an IRC buffer (it is used for example by Relay plugin).
*
* Format of signal_data (string) is "server;channel;options;tags;text"
* server: server name (required)
* channel: channel name (optional)
* options: comma-separated list of options (optional):
* "priority_high": send with high priority (default)
* "priority_low": send with low priority
* "user_message": force user message (don't execute a command)
* tags: tags for irc_server_sendf() (optional)
* text: text or command (required).
*/
int
irc_input_send_cb (const void *pointer, void *data,
const char *signal,
const char *type_data, void *signal_data)
{
const char *ptr_string, *ptr_message;
char *pos_semicol1, *pos_semicol2, *pos_semicol3, *pos_semicol4;
char *server, *channel, *options, *tags, *data_with_colors, **list_options;
int i, num_options, flags, force_user_message;
struct t_irc_server *ptr_server;
struct t_irc_channel *ptr_channel;
struct t_gui_buffer *ptr_buffer;
/* make C compiler happy */
(void) pointer;
(void) data;
(void) signal;
(void) type_data;
ptr_string = (const char *)signal_data;
server = NULL;
channel = NULL;
options = NULL;
flags = IRC_SERVER_SEND_OUTQ_PRIO_HIGH;
force_user_message = 0;
tags = NULL;
ptr_message = NULL;
ptr_server = NULL;
ptr_channel = NULL;
pos_semicol1 = strchr (ptr_string, ';');
if (pos_semicol1)
{
if (pos_semicol1 > ptr_string + 1)
{
server = weechat_strndup (ptr_string, pos_semicol1 - ptr_string);
}
pos_semicol2 = strchr (pos_semicol1 + 1, ';');
if (pos_semicol2)
{
if (pos_semicol2 > pos_semicol1 + 1)
{
channel = weechat_strndup (pos_semicol1 + 1,
pos_semicol2 - pos_semicol1 - 1);
}
pos_semicol3 = strchr (pos_semicol2 + 1, ';');
if (pos_semicol3)
{
if (pos_semicol3 > pos_semicol2 + 1)
{
options = weechat_strndup (pos_semicol2 + 1,
pos_semicol3 - pos_semicol2 - 1);
}
pos_semicol4 = strchr (pos_semicol3 + 1, ';');
if (pos_semicol4)
{
if (pos_semicol4 > pos_semicol3 + 1)
{
tags = weechat_strndup (pos_semicol3 + 1,
pos_semicol4 - pos_semicol3 - 1);
}
ptr_message = pos_semicol4 + 1;
}
}
}
}
if (options && options[0])
{
list_options = weechat_string_split (
options,
",",
NULL,
WEECHAT_STRING_SPLIT_STRIP_LEFT
| WEECHAT_STRING_SPLIT_STRIP_RIGHT
| WEECHAT_STRING_SPLIT_COLLAPSE_SEPS,
0,
&num_options);
if (list_options)
{
for (i = 0; i < num_options; i++)
{
if (strcmp (list_options[i], "priority_high") == 0)
flags = IRC_SERVER_SEND_OUTQ_PRIO_HIGH;
else if (strcmp (list_options[i], "priority_low") == 0)
flags = IRC_SERVER_SEND_OUTQ_PRIO_LOW;
else if (strcmp (list_options[i], "user_message") == 0)
force_user_message = 1;
}
weechat_string_free_split (list_options);
}
}
if (server && ptr_message)
{
ptr_server = irc_server_search (server);
if (ptr_server)
{
ptr_buffer = ptr_server->buffer;
if (channel)
{
ptr_channel = irc_channel_search (ptr_server, channel);
if (ptr_channel)
ptr_buffer = ptr_channel->buffer;
}
/* set tags to use by default */
irc_server_set_send_default_tags (tags);
/* send text to buffer, or execute command */
if (force_user_message
|| weechat_string_input_for_buffer (ptr_message))
{
/* text as input */
irc_input_data (ptr_buffer, ptr_message, flags, 1);
}
else
{
/* command */
data_with_colors = irc_color_encode (
ptr_message,
weechat_config_boolean (irc_config_network_colors_send));
weechat_command (
ptr_buffer,
(data_with_colors) ? data_with_colors : ptr_message);
if (data_with_colors)
free (data_with_colors);
}
/* reset tags to use by default */
irc_server_set_send_default_tags (NULL);
}
}
if (server)
free (server);
if (channel)
free (channel);
if (options)
free (options);
if (tags)
free (tags);
return WEECHAT_RC_OK;
}
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