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weechat/src/plugins/irc/irc-nick.c
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/*
* irc-nick.c - nick management for IRC plugin
*
* Copyright (C) 2003-2023 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 <stddef.h>
#include <stdio.h>
#include <string.h>
#include <limits.h>
#include "../weechat-plugin.h"
#include "irc.h"
#include "irc-nick.h"
#include "irc-color.h"
#include "irc-config.h"
#include "irc-mode.h"
#include "irc-server.h"
#include "irc-channel.h"
/*
* Checks if a nick pointer is valid.
*
* Returns:
* 1: nick exists in channel
* 0: nick does not exist in channel
*/
int
irc_nick_valid (struct t_irc_channel *channel, struct t_irc_nick *nick)
{
struct t_irc_nick *ptr_nick;
if (!channel || !nick)
return 0;
for (ptr_nick = channel->nicks; ptr_nick; ptr_nick = ptr_nick->next_nick)
{
if (ptr_nick == nick)
return 1;
}
/* nick not found */
return 0;
}
/*
* Checks if string is a valid nick string, using server UTF8MAPPING.
*
* Returns:
* 1: string is a valid nick on this server
* 0: string is not a valid nick on this server
*/
int
irc_nick_is_nick (struct t_irc_server *server, const char *string)
{
const char *ptr_string, *ptr_prefix_chars, *ptr_chantypes;
int utf8mapping;
if (!string || !string[0])
return 0;
utf8mapping = (server) ? server->utf8mapping : IRC_SERVER_UTF8MAPPING_NONE;
ptr_prefix_chars = (server && server->prefix_chars) ?
server->prefix_chars : irc_server_prefix_chars_default;
ptr_chantypes = irc_server_get_chantypes (server);
/* check length of nick in bytes (if we have a limit in the server) */
if (server && (server->nick_max_length > 0)
&& (int)strlen (string) > server->nick_max_length)
{
/* nick is too long */
return 0;
}
/* check if nick is UTF-8 valid */
if ((utf8mapping == IRC_SERVER_UTF8MAPPING_RFC8265)
&& !weechat_utf8_is_valid (string, -1, NULL))
{
/* invalid UTF-8 */
return 0;
}
/* check the first char in the nick */
if ((utf8mapping == IRC_SERVER_UTF8MAPPING_NONE)
&& strchr ("0123456789-", string[0]))
{
/* first char is invalid */
return 0;
}
if (strchr (ptr_prefix_chars, string[0])
|| strchr (ptr_chantypes, string[0]))
{
return 0;
}
/* check if there are forbidden chars in nick */
ptr_string = string;
while (ptr_string && ptr_string[0])
{
if ((utf8mapping == IRC_SERVER_UTF8MAPPING_NONE)
&& !strchr (IRC_NICK_VALID_CHARS_RFC1459, ptr_string[0]))
{
return 0;
}
if ((utf8mapping == IRC_SERVER_UTF8MAPPING_RFC8265)
&& strchr (IRC_NICK_INVALID_CHARS_RFC8265, ptr_string[0]))
{
return 0;
}
ptr_string = weechat_utf8_next_char (ptr_string);
}
return 1;
}
/*
* Finds a color code for a nick (according to nick letters).
*
* Returns a WeeChat color code (that can be used for display).
*/
char *
irc_nick_find_color (const char *nickname)
{
return weechat_info_get ("nick_color", nickname);
}
/*
* Finds a color name for a nick (according to nick letters).
*
* Returns the name of a color (for example: "green").
*/
char *
irc_nick_find_color_name (const char *nickname)
{
return weechat_info_get ("nick_color_name", nickname);
}
/*
* Sets current prefix, using higher prefix set in prefixes.
*/
void
irc_nick_set_current_prefix (struct t_irc_nick *nick)
{
char *ptr_prefixes;
if (!nick)
return;
nick->prefix[0] = ' ';
for (ptr_prefixes = nick->prefixes; ptr_prefixes[0]; ptr_prefixes++)
{
if (ptr_prefixes[0] != ' ')
{
nick->prefix[0] = ptr_prefixes[0];
break;
}
}
}
/*
* Sets/unsets a prefix in prefixes.
*
* If set == 1, sets prefix (prefix is used).
* If set == 0, unsets prefix (space is used).
*/
void
irc_nick_set_prefix (struct t_irc_server *server, struct t_irc_nick *nick,
int set, char prefix)
{
int index;
if (!nick)
return;
index = irc_server_get_prefix_char_index (server, prefix);
if (index >= 0)
{
nick->prefixes[index] = (set) ? prefix : ' ';
irc_nick_set_current_prefix (nick);
}
}
/*
* Sets prefixes for nick.
*/
void
irc_nick_set_prefixes (struct t_irc_server *server, struct t_irc_nick *nick,
const char *prefixes)
{
const char *ptr_prefixes;
if (!nick)
return;
/* reset all prefixes in nick */
memset (nick->prefixes, ' ', strlen (nick->prefixes));
/* add prefixes in nick */
if (prefixes)
{
for (ptr_prefixes = prefixes; ptr_prefixes[0]; ptr_prefixes++)
{
irc_nick_set_prefix (server, nick, 1, ptr_prefixes[0]);
}
}
/* set current prefix */
irc_nick_set_current_prefix (nick);
}
/*
* Sets host for nick.
*/
void
irc_nick_set_host (struct t_irc_nick *nick, const char *host)
{
if (!nick)
return;
/* if host is the same, just return */
if ((!nick->host && !host)
|| (nick->host && host && strcmp (nick->host, host) == 0))
{
return;
}
/* update the host in nick */
if (nick->host)
free (nick->host);
nick->host = (host) ? strdup (host) : NULL;
}
/*
* Checks if nick is "op" or higher than "op", like channel admin/owner.
*
* Returns:
* 1: nick is "op" or higher
* 0: nick is not op
*/
int
irc_nick_is_op_or_higher (struct t_irc_server *server, struct t_irc_nick *nick)
{
int index;
if (nick->prefix[0] == ' ')
return 0;
index = irc_server_get_prefix_char_index (server, nick->prefix[0]);
if (index < 0)
return 0;
return (index <= irc_server_get_prefix_mode_index (server, 'o')) ? 1 : 0;
}
/*
* Checks if nick prefixes contains prefix for a given mode.
*
* For example if prefix_mode is 'o', searches for '@' in nick prefixes.
*
* Returns:
* 1: prefixes contains prefix for the given mode
* 0: prefixes does not contain prefix for the given mode.
*/
int
irc_nick_has_prefix_mode (struct t_irc_server *server, struct t_irc_nick *nick,
char prefix_mode)
{
char prefix_char;
prefix_char = irc_server_get_prefix_char_for_mode (server, prefix_mode);
if (prefix_char == ' ')
return 0;
return (strchr (nick->prefixes, prefix_char)) ? 1 : 0;
}
/*
* Gets nicklist group for a nick.
*/
struct t_gui_nick_group *
irc_nick_get_nicklist_group (struct t_irc_server *server,
struct t_gui_buffer *buffer,
struct t_irc_nick *nick)
{
int index;
char str_group[2];
const char *prefix_modes;
struct t_gui_nick_group *ptr_group;
if (!server || !buffer || !nick)
return NULL;
ptr_group = NULL;
index = irc_server_get_prefix_char_index (server, nick->prefix[0]);
if (index < 0)
{
ptr_group = weechat_nicklist_search_group (buffer, NULL,
IRC_NICK_GROUP_OTHER_NAME);
}
else
{
prefix_modes = irc_server_get_prefix_modes (server);
str_group[0] = prefix_modes[index];
str_group[1] = '\0';
ptr_group = weechat_nicklist_search_group (buffer, NULL, str_group);
}
return ptr_group;
}
/*
* Gets name of prefix color for a nick.
*/
const char *
irc_nick_get_prefix_color_name (struct t_irc_server *server, char prefix)
{
static char *default_color = "";
const char *prefix_modes, *color;
char mode[2];
int index;
if (irc_config_hashtable_nick_prefixes)
{
mode[0] = ' ';
mode[1] = '\0';
index = irc_server_get_prefix_char_index (server, prefix);
if (index >= 0)
{
prefix_modes = irc_server_get_prefix_modes (server);
mode[0] = prefix_modes[index];
color = weechat_hashtable_get (irc_config_hashtable_nick_prefixes,
mode);
if (color)
return color;
}
/* fallback to "*" if no color is found with mode */
mode[0] = '*';
color = weechat_hashtable_get (irc_config_hashtable_nick_prefixes,
mode);
if (color)
return color;
}
/* no color by default */
return default_color;
}
/*
* Gets nick color for nicklist.
*/
char *
irc_nick_get_color_for_nicklist (struct t_irc_server *server,
struct t_irc_nick *nick)
{
static char *nick_color_bar_fg = "bar_fg";
static char *nick_color_self = "weechat.color.chat_nick_self";
static char *nick_color_away = "weechat.color.nicklist_away";
if (nick->away)
return strdup (nick_color_away);
if (weechat_config_boolean (irc_config_look_color_nicks_in_nicklist))
{
if (irc_server_strcasecmp (server, nick->name, server->nick) == 0)
return strdup (nick_color_self);
else
return irc_nick_find_color_name (nick->name);
}
return strdup (nick_color_bar_fg);
}
/*
* Adds a nick to buffer nicklist.
*/
void
irc_nick_nicklist_add (struct t_irc_server *server,
struct t_irc_channel *channel,
struct t_irc_nick *nick)
{
struct t_gui_nick_group *ptr_group;
char *color;
ptr_group = irc_nick_get_nicklist_group (server, channel->buffer, nick);
color = irc_nick_get_color_for_nicklist (server, nick);
weechat_nicklist_add_nick (channel->buffer, ptr_group,
nick->name,
color,
nick->prefix,
irc_nick_get_prefix_color_name (server, nick->prefix[0]),
1);
if (color)
free (color);
}
/*
* Removes a nick from buffer nicklist.
*/
void
irc_nick_nicklist_remove (struct t_irc_server *server,
struct t_irc_channel *channel,
struct t_irc_nick *nick)
{
struct t_gui_nick_group *ptr_group;
ptr_group = irc_nick_get_nicklist_group (server, channel->buffer, nick);
weechat_nicklist_remove_nick (channel->buffer,
weechat_nicklist_search_nick (channel->buffer,
ptr_group,
nick->name));
}
/*
* Sets a property for nick in buffer nicklist.
*/
void
irc_nick_nicklist_set (struct t_irc_channel *channel,
struct t_irc_nick *nick,
const char *property, const char *value)
{
struct t_gui_nick *ptr_nick;
ptr_nick = weechat_nicklist_search_nick (channel->buffer, NULL, nick->name);
if (ptr_nick)
{
weechat_nicklist_nick_set (channel->buffer, ptr_nick, property, value);
}
}
/*
* Sets nick prefix colors in nicklist for all servers/channels.
*/
void
irc_nick_nicklist_set_prefix_color_all ()
{
struct t_irc_server *ptr_server;
struct t_irc_channel *ptr_channel;
struct t_irc_nick *ptr_nick;
for (ptr_server = irc_servers; ptr_server;
ptr_server = ptr_server->next_server)
{
for (ptr_channel = ptr_server->channels; ptr_channel;
ptr_channel = ptr_channel->next_channel)
{
for (ptr_nick = ptr_channel->nicks; ptr_nick;
ptr_nick = ptr_nick->next_nick)
{
irc_nick_nicklist_set (ptr_channel, ptr_nick, "prefix_color",
irc_nick_get_prefix_color_name (ptr_server,
ptr_nick->prefix[0]));
}
}
}
}
/*
* Sets nick colors in nicklist for all servers/channels.
*/
void
irc_nick_nicklist_set_color_all ()
{
struct t_irc_server *ptr_server;
struct t_irc_channel *ptr_channel;
struct t_irc_nick *ptr_nick;
char *color;
for (ptr_server = irc_servers; ptr_server;
ptr_server = ptr_server->next_server)
{
for (ptr_channel = ptr_server->channels; ptr_channel;
ptr_channel = ptr_channel->next_channel)
{
for (ptr_nick = ptr_channel->nicks; ptr_nick;
ptr_nick = ptr_nick->next_nick)
{
color = irc_nick_get_color_for_nicklist (ptr_server, ptr_nick);
irc_nick_nicklist_set (ptr_channel, ptr_nick, "color", color);
if (color)
free (color);
}
}
}
}
/*
* Adds a new nick in channel.
*
* Returns pointer to new nick, NULL if error.
*/
struct t_irc_nick *
irc_nick_new (struct t_irc_server *server, struct t_irc_channel *channel,
const char *nickname, const char *host, const char *prefixes,
int away, const char *account, const char *realname)
{
struct t_irc_nick *new_nick, *ptr_nick;
int length;
if (!nickname || !nickname[0])
return NULL;
if (!channel->nicks)
irc_channel_add_nicklist_groups (server, channel);
/* nick already exists on this channel? */
ptr_nick = irc_nick_search (server, channel, nickname);
if (ptr_nick)
{
/* remove old nick from nicklist */
irc_nick_nicklist_remove (server, channel, ptr_nick);
/* update nick prefixes */
irc_nick_set_prefixes (server, ptr_nick, prefixes);
/* add new nick in nicklist */
irc_nick_nicklist_add (server, channel, ptr_nick);
return ptr_nick;
}
/* alloc memory for new nick */
if ((new_nick = malloc (sizeof (*new_nick))) == NULL)
return NULL;
/* initialize new nick */
new_nick->name = strdup (nickname);
new_nick->host = (host) ? strdup (host) : NULL;
new_nick->account = (account) ? strdup (account) : NULL;
new_nick->realname = (realname) ? strdup (realname) : NULL;
length = strlen (irc_server_get_prefix_chars (server));
new_nick->prefixes = malloc (length + 1);
new_nick->prefix = malloc (2);
if (!new_nick->name || !new_nick->prefixes || !new_nick->prefix)
{
if (new_nick->name)
free (new_nick->name);
if (new_nick->host)
free (new_nick->host);
if (new_nick->account)
free (new_nick->account);
if (new_nick->realname)
free (new_nick->realname);
if (new_nick->prefixes)
free (new_nick->prefixes);
if (new_nick->prefix)
free (new_nick->prefix);
free (new_nick);
return NULL;
}
memset (new_nick->prefixes, ' ', length);
new_nick->prefixes[length] = '\0';
new_nick->prefix[0] = ' ';
new_nick->prefix[1] = '\0';
irc_nick_set_prefixes (server, new_nick, prefixes);
new_nick->away = away;
if (irc_server_strcasecmp (server, new_nick->name, server->nick) == 0)
new_nick->color = strdup (IRC_COLOR_CHAT_NICK_SELF);
else
new_nick->color = irc_nick_find_color (new_nick->name);
/* add nick to end of list */
new_nick->prev_nick = channel->last_nick;
if (channel->last_nick)
channel->last_nick->next_nick = new_nick;
else
channel->nicks = new_nick;
channel->last_nick = new_nick;
new_nick->next_nick = NULL;
channel->nicks_count++;
channel->nick_completion_reset = 1;
/* add nick to buffer nicklist */
irc_nick_nicklist_add (server, channel, new_nick);
/* all is OK, return address of new nick */
return new_nick;
}
/*
* Changes nickname.
*/
void
irc_nick_change (struct t_irc_server *server, struct t_irc_channel *channel,
struct t_irc_nick *nick, const char *new_nick)
{
int nick_is_me;
/* remove nick from nicklist */
irc_nick_nicklist_remove (server, channel, nick);
/* update nicks speaking */
nick_is_me = (irc_server_strcasecmp (server, new_nick, server->nick) == 0) ? 1 : 0;
if (!nick_is_me)
irc_channel_nick_speaking_rename (channel, nick->name, new_nick);
/* change nickname */
if (nick->name)
free (nick->name);
nick->name = strdup (new_nick);
if (nick->color)
free (nick->color);
if (nick_is_me)
nick->color = strdup (IRC_COLOR_CHAT_NICK_SELF);
else
nick->color = irc_nick_find_color (nick->name);
/* add nick in nicklist */
irc_nick_nicklist_add (server, channel, nick);
}
/*
* Sets a mode for a nick.
*/
void
irc_nick_set_mode (struct t_irc_server *server, struct t_irc_channel *channel,
struct t_irc_nick *nick, int set, char mode)
{
int index;
const char *prefix_chars;
index = irc_server_get_prefix_mode_index (server, mode);
if (index < 0)
return;
/* remove nick from nicklist */
irc_nick_nicklist_remove (server, channel, nick);
/* set flag */
prefix_chars = irc_server_get_prefix_chars (server);
irc_nick_set_prefix (server, nick, set, prefix_chars[index]);
/* add nick in nicklist */
irc_nick_nicklist_add (server, channel, nick);
if (irc_server_strcasecmp (server, nick->name, server->nick) == 0)
{
weechat_bar_item_update ("input_prompt");
weechat_bar_item_update ("irc_nick");
weechat_bar_item_update ("irc_nick_host");
}
}
/*
* Reallocates the "prefixes" string in all nicks of all channels on the server
* (after 005 has been received).
*/
void
irc_nick_realloc_prefixes (struct t_irc_server *server,
int old_length, int new_length)
{
struct t_irc_channel *ptr_channel;
struct t_irc_nick *ptr_nick;
char *new_prefixes;
for (ptr_channel = server->channels; ptr_channel;
ptr_channel = ptr_channel->next_channel)
{
for (ptr_nick = ptr_channel->nicks; ptr_nick;
ptr_nick = ptr_nick->next_nick)
{
if (ptr_nick->prefixes)
{
new_prefixes = realloc (ptr_nick->prefixes, new_length + 1);
if (new_prefixes)
{
ptr_nick->prefixes = new_prefixes;
if (new_length > old_length)
{
memset (ptr_nick->prefixes + old_length,
' ',
new_length - old_length);
}
ptr_nick->prefixes[new_length] = '\0';
}
}
else
{
ptr_nick->prefixes = malloc (new_length + 1);
if (ptr_nick->prefixes)
{
memset (ptr_nick->prefixes, ' ', new_length);
ptr_nick->prefixes[new_length] = '\0';
}
}
}
}
}
/*
* Removes a nick from a channel.
*/
void
irc_nick_free (struct t_irc_server *server, struct t_irc_channel *channel,
struct t_irc_nick *nick)
{
struct t_irc_nick *new_nicks;
if (!channel || !nick)
return;
/* remove nick from nicklist */
irc_nick_nicklist_remove (server, channel, nick);
/* remove nick */
if (channel->last_nick == nick)
channel->last_nick = nick->prev_nick;
if (nick->prev_nick)
{
(nick->prev_nick)->next_nick = nick->next_nick;
new_nicks = channel->nicks;
}
else
new_nicks = nick->next_nick;
if (nick->next_nick)
(nick->next_nick)->prev_nick = nick->prev_nick;
channel->nicks_count--;
/* free data */
if (nick->name)
free (nick->name);
if (nick->host)
free (nick->host);
if (nick->prefixes)
free (nick->prefixes);
if (nick->prefix)
free (nick->prefix);
if (nick->account)
free (nick->account);
if (nick->realname)
free (nick->realname);
if (nick->color)
free (nick->color);
free (nick);
channel->nicks = new_nicks;
channel->nick_completion_reset = 1;
}
/*
* Removes all nicks from a channel.
*/
void
irc_nick_free_all (struct t_irc_server *server, struct t_irc_channel *channel)
{
if (!channel)
return;
/* remove all nicks for the channel */
while (channel->nicks)
{
irc_nick_free (server, channel, channel->nicks);
}
/* remove all groups in nicklist */
weechat_nicklist_remove_all (channel->buffer);
/* should be zero, but prevent any bug :D */
channel->nicks_count = 0;
}
/*
* Searches for a nick in a channel.
*
* Returns pointer to nick found, NULL if error.
*/
struct t_irc_nick *
irc_nick_search (struct t_irc_server *server, struct t_irc_channel *channel,
const char *nickname)
{
struct t_irc_nick *ptr_nick;
if (!channel || !nickname)
return NULL;
for (ptr_nick = channel->nicks; ptr_nick;
ptr_nick = ptr_nick->next_nick)
{
if (irc_server_strcasecmp (server, ptr_nick->name, nickname) == 0)
return ptr_nick;
}
/* nick not found */
return NULL;
}
/*
* Returns number of nicks per mode on a channel, as an array of integers
* whose size is the number of modes + 1 (for regular users).
*
* For example if modes == "ohv", the array returned has a size of 4, with:
* - array[0] = number of nicks with mode "o"
* - array[1] = number of nicks with mode "h"
* - array[2] = number of nicks with mode "v"
* - array[3] = number of nicks with no mode (regular users)
*
* The parameter *size is set with the array size (number of integers in the
* array, NOT the size in bytes).
*
* Note: result must be freed after use (if not NULL).
*/
int *
irc_nick_count (struct t_irc_server *server, struct t_irc_channel *channel,
int *size)
{
struct t_irc_nick *ptr_nick;
const char *ptr_prefix_modes;
int i, *nicks_by_mode, mode_found;
if (!server || !channel || !size)
return NULL;
*size = 0;
ptr_prefix_modes = irc_server_get_prefix_modes (server);
if (!ptr_prefix_modes)
return NULL;
*size = strlen (ptr_prefix_modes) + 1;
nicks_by_mode = (int *)calloc (*size, sizeof (*nicks_by_mode));
if (!nicks_by_mode)
{
*size = 0;
return NULL;
}
for (ptr_nick = channel->nicks; ptr_nick; ptr_nick = ptr_nick->next_nick)
{
mode_found = 0;
for (i = 0; ptr_prefix_modes[i]; i++)
{
if (irc_nick_has_prefix_mode (server, ptr_nick, ptr_prefix_modes[i]))
{
nicks_by_mode[i]++;
mode_found = 1;
break;
}
}
if (!mode_found)
{
/* regular user */
nicks_by_mode[*size - 1]++;
}
}
return nicks_by_mode;
}
/*
* Sets/unsets away status for a nick.
*/
void
irc_nick_set_away (struct t_irc_server *server, struct t_irc_channel *channel,
struct t_irc_nick *nick, int is_away)
{
char *color;
if (is_away != nick->away)
{
nick->away = is_away;
color = irc_nick_get_color_for_nicklist (server, nick);
irc_nick_nicklist_set (channel, nick, "color", color);
if (color)
free (color);
}
}
/*
* Gets nick mode for display (color + mode).
*
* If prefix == 1, returns string for display in prefix, otherwise returns
* string for display in action message (/me).
*/
const char *
irc_nick_mode_for_display (struct t_irc_server *server, struct t_irc_nick *nick,
int prefix)
{
static char result[32];
char str_prefix[2];
int nick_mode;
const char *str_prefix_color;
str_prefix[0] = (nick) ? nick->prefix[0] : '\0';
str_prefix[1] = '\0';
nick_mode = weechat_config_enum (irc_config_look_nick_mode);
if ((nick_mode == IRC_CONFIG_LOOK_NICK_MODE_BOTH)
|| (prefix && (nick_mode == IRC_CONFIG_LOOK_NICK_MODE_PREFIX))
|| (!prefix && (nick_mode == IRC_CONFIG_LOOK_NICK_MODE_ACTION)))
{
if (nick)
{
if ((str_prefix[0] == ' ')
&& (!prefix || !weechat_config_boolean (irc_config_look_nick_mode_empty)))
{
str_prefix[0] = '\0';
}
str_prefix_color = weechat_color (
irc_nick_get_prefix_color_name (server, nick->prefix[0]));
}
else
{
str_prefix[0] = (prefix
&& weechat_config_boolean (irc_config_look_nick_mode_empty)) ?
' ' : '\0';
str_prefix_color = IRC_COLOR_RESET;
}
}
else
{
str_prefix[0] = '\0';
str_prefix_color = IRC_COLOR_RESET;
}
snprintf (result, sizeof (result), "%s%s", str_prefix_color, str_prefix);
return result;
}
/*
* Returns string with nick to display as prefix on buffer (returned string ends
* by a tab).
*/
const char *
irc_nick_as_prefix (struct t_irc_server *server, struct t_irc_nick *nick,
const char *nickname, const char *force_color)
{
static char result[256];
char *color;
if (force_color)
color = strdup (force_color);
else if (nick)
color = strdup (nick->color);
else if (nickname)
color = irc_nick_find_color (nickname);
else
color = strdup (IRC_COLOR_CHAT_NICK);
snprintf (result, sizeof (result), "%s%s%s\t",
irc_nick_mode_for_display (server, nick, 1),
color,
(nick) ? nick->name : nickname);
if (color)
free (color);
return result;
}
/*
* Returns WeeChat color code for a nick.
*/
const char *
irc_nick_color_for_msg (struct t_irc_server *server, int server_message,
struct t_irc_nick *nick, const char *nickname)
{
static char color[16][64];
static int index_color = 0;
char *color_found;
if (server_message
&& !weechat_config_boolean (irc_config_look_color_nicks_in_server_messages))
{
return IRC_COLOR_CHAT_NICK;
}
if (nick)
return nick->color;
if (nickname)
{
if (server
&& (irc_server_strcasecmp (server, nickname, server->nick) == 0))
{
return IRC_COLOR_CHAT_NICK_SELF;
}
color_found = irc_nick_find_color (nickname);
index_color = (index_color + 1) % 16;
snprintf (color[index_color], sizeof (color[index_color]),
"%s",
color_found);
if (color_found)
free (color_found);
return color[index_color];
}
return IRC_COLOR_CHAT_NICK;
}
/*
* Returns string with color of nick for private.
*/
const char *
irc_nick_color_for_pv (struct t_irc_channel *channel, const char *nickname)
{
if (weechat_config_boolean (irc_config_look_color_pv_nick_like_channel))
{
if (!channel->pv_remote_nick_color)
channel->pv_remote_nick_color = irc_nick_find_color (nickname);
if (channel->pv_remote_nick_color)
return channel->pv_remote_nick_color;
}
return IRC_COLOR_CHAT_NICK_OTHER;
}
/*
* Returns default ban mask for the nick.
*
* Note: result must be freed after use (if not NULL).
*/
char *
irc_nick_default_ban_mask (struct t_irc_nick *nick)
{
const char *ptr_ban_mask;
char *pos_hostname, user[128], ident[128], *res, *temp;
if (!nick)
return NULL;
ptr_ban_mask = weechat_config_string (irc_config_network_ban_mask_default);
pos_hostname = (nick->host) ? strchr (nick->host, '@') : NULL;
if (!nick->host || !pos_hostname || !ptr_ban_mask || !ptr_ban_mask[0])
return NULL;
if (pos_hostname - nick->host > (int)sizeof (user) - 1)
return NULL;
strncpy (user, nick->host, pos_hostname - nick->host);
user[pos_hostname - nick->host] = '\0';
strcpy (ident, (user[0] != '~') ? user : "*");
pos_hostname++;
/* replace nick */
temp = weechat_string_replace (ptr_ban_mask, "$nick", nick->name);
if (!temp)
return NULL;
res = temp;
/* replace user */
temp = weechat_string_replace (res, "$user", user);
free (res);
if (!temp)
return NULL;
res = temp;
/* replace ident */
temp = weechat_string_replace (res, "$ident", ident);
free (res);
if (!temp)
return NULL;
res = temp;
/* replace hostname */
temp = weechat_string_replace (res, "$host", pos_hostname);
free (res);
if (!temp)
return NULL;
res = temp;
return res;
}
/*
* Returns hdata for nick.
*/
struct t_hdata *
irc_nick_hdata_nick_cb (const void *pointer, void *data,
const char *hdata_name)
{
struct t_hdata *hdata;
/* make C compiler happy */
(void) pointer;
(void) data;
hdata = weechat_hdata_new (hdata_name, "prev_nick", "next_nick",
0, 0, NULL, NULL);
if (hdata)
{
WEECHAT_HDATA_VAR(struct t_irc_nick, name, STRING, 0, NULL, NULL);
WEECHAT_HDATA_VAR(struct t_irc_nick, host, STRING, 0, NULL, NULL);
WEECHAT_HDATA_VAR(struct t_irc_nick, prefixes, STRING, 0, NULL, NULL);
WEECHAT_HDATA_VAR(struct t_irc_nick, prefix, STRING, 0, NULL, NULL);
WEECHAT_HDATA_VAR(struct t_irc_nick, away, INTEGER, 0, NULL, NULL);
WEECHAT_HDATA_VAR(struct t_irc_nick, account, STRING, 0, NULL, NULL);
WEECHAT_HDATA_VAR(struct t_irc_nick, realname, STRING, 0, NULL, NULL);
WEECHAT_HDATA_VAR(struct t_irc_nick, color, STRING, 0, NULL, NULL);
WEECHAT_HDATA_VAR(struct t_irc_nick, prev_nick, POINTER, 0, NULL, hdata_name);
WEECHAT_HDATA_VAR(struct t_irc_nick, next_nick, POINTER, 0, NULL, hdata_name);
}
return hdata;
}
/*
* Adds a nick in an infolist.
*
* Returns:
* 1: OK
* 0: error
*/
int
irc_nick_add_to_infolist (struct t_infolist *infolist,
struct t_irc_nick *nick)
{
struct t_infolist_item *ptr_item;
if (!infolist || !nick)
return 0;
ptr_item = weechat_infolist_new_item (infolist);
if (!ptr_item)
return 0;
if (!weechat_infolist_new_var_string (ptr_item, "name", nick->name))
return 0;
if (!weechat_infolist_new_var_string (ptr_item, "host", nick->host))
return 0;
if (!weechat_infolist_new_var_string (ptr_item, "prefixes", nick->prefixes))
return 0;
if (!weechat_infolist_new_var_string (ptr_item, "prefix", nick->prefix))
return 0;
if (!weechat_infolist_new_var_integer (ptr_item, "away", nick->away))
return 0;
if (!weechat_infolist_new_var_string (ptr_item, "account", nick->account))
return 0;
if (!weechat_infolist_new_var_string (ptr_item, "realname", nick->realname))
return 0;
if (!weechat_infolist_new_var_string (ptr_item, "color", nick->color))
return 0;
return 1;
}
/*
* Prints nick infos in WeeChat log file (usually for crash dump).
*/
void
irc_nick_print_log (struct t_irc_nick *nick)
{
weechat_log_printf ("");
weechat_log_printf (" => nick %s (addr:0x%lx):", nick->name, nick);
weechat_log_printf (" host . . . . . : '%s'", nick->host);
weechat_log_printf (" prefixes . . . : '%s'", nick->prefixes);
weechat_log_printf (" prefix . . . . : '%s'", nick->prefix);
weechat_log_printf (" away . . . . . : %d", nick->away);
weechat_log_printf (" account. . . . : '%s'", nick->account);
weechat_log_printf (" realname . . . : '%s'", nick->realname);
weechat_log_printf (" color. . . . . : '%s'", nick->color);
weechat_log_printf (" prev_nick. . . : 0x%lx", nick->prev_nick);
weechat_log_printf (" next_nick. . . : 0x%lx", nick->next_nick);
}
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