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weechat/src/plugins/typing/typing.c
T

666 lines
19 KiB
C

/*
* typing.c - manage typing status of users
*
* Copyright (C) 2021-2023 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 <stdio.h>
#include <string.h>
#include <time.h>
#include "../weechat-plugin.h"
#include "typing.h"
#include "typing-bar-item.h"
#include "typing-config.h"
#include "typing-status.h"
WEECHAT_PLUGIN_NAME(TYPING_PLUGIN_NAME);
WEECHAT_PLUGIN_DESCRIPTION(N_("Typing status of users"));
WEECHAT_PLUGIN_AUTHOR("Sébastien Helleu <flashcode@flashtux.org>");
WEECHAT_PLUGIN_VERSION(WEECHAT_VERSION);
WEECHAT_PLUGIN_LICENSE(WEECHAT_LICENSE);
WEECHAT_PLUGIN_PRIORITY(TYPING_PLUGIN_PRIORITY);
struct t_weechat_plugin *weechat_typing_plugin = NULL;
struct t_hook *typing_signal_buffer_closing = NULL;
struct t_hook *typing_signal_input_text_changed = NULL;
struct t_hook *typing_modifier_input_text_for_buffer = NULL;
struct t_hook *typing_timer = NULL;
struct t_hook *typing_signal_typing_set_nick = NULL;
struct t_hook *typing_signal_typing_reset_buffer = NULL;
int typing_update_item = 0;
/*
* Sends a "typing" signal.
*
* Returns code of last callback executed.
*/
int
typing_send_signal (struct t_gui_buffer *buffer, const char *signal_name)
{
if (weechat_typing_plugin->debug)
{
weechat_printf (NULL, "%s: sending signal \"%s\" for buffer %s",
TYPING_PLUGIN_NAME,
signal_name,
weechat_buffer_get_string (buffer, "full_name"));
}
return weechat_hook_signal_send (signal_name,
WEECHAT_HOOK_SIGNAL_POINTER,
buffer);
}
/*
* Callback for signal "buffer_closing".
*/
int
typing_buffer_closing_signal_cb (const void *pointer, void *data,
const char *signal,
const char *type_data, void *signal_data)
{
/* make C compiler happy */
(void) pointer;
(void) data;
(void) signal;
(void) type_data;
weechat_hashtable_remove (typing_status_self, signal_data);
weechat_hashtable_remove (typing_status_nicks, signal_data);
return WEECHAT_RC_OK;
}
/*
* Callback for signal "input_text_changed".
*/
int
typing_input_text_changed_signal_cb (const void *pointer, void *data,
const char *signal,
const char *type_data, void *signal_data)
{
int text_search, input_valid;
const char *ptr_input, *ptr_input_for_buffer;
struct t_gui_buffer *ptr_buffer;
struct t_typing_status *ptr_typing_status;
/* make C compiler happy */
(void) pointer;
(void) data;
(void) signal;
(void) type_data;
if (strcmp (type_data, WEECHAT_HOOK_SIGNAL_POINTER) != 0)
return WEECHAT_RC_OK;
ptr_buffer = (struct t_gui_buffer *)signal_data;
if (!ptr_buffer)
return WEECHAT_RC_OK;
/* ignore any change in input if the user is searching text in the buffer */
text_search = weechat_buffer_get_integer (ptr_buffer, "text_search");
if (text_search != 0)
return WEECHAT_RC_OK;
ptr_input = weechat_buffer_get_string (ptr_buffer, "input");
input_valid = (ptr_input && ptr_input[0]) ?
weechat_utf8_strlen (ptr_input) >= weechat_config_integer (typing_config_look_input_min_chars) : 0;
if (input_valid)
{
/* input is a command? ignore it */
ptr_input_for_buffer = weechat_string_input_for_buffer (ptr_input);
if (!ptr_input_for_buffer)
return WEECHAT_RC_OK;
ptr_typing_status = typing_status_self_search (ptr_buffer);
if (!ptr_typing_status)
{
ptr_typing_status = typing_status_self_add (
ptr_buffer,
TYPING_STATUS_STATE_TYPING,
0);
}
if (!ptr_typing_status)
return WEECHAT_RC_OK;
ptr_typing_status->state = TYPING_STATUS_STATE_TYPING;
ptr_typing_status->last_typed = time (NULL);
}
else
{
/* user was typing something? */
ptr_typing_status = typing_status_self_search (ptr_buffer);
if (ptr_typing_status
&& ((ptr_typing_status->state == TYPING_STATUS_STATE_TYPING)
|| (ptr_typing_status->state == TYPING_STATUS_STATE_PAUSED)))
{
/*
* input cleared: maybe something was sent, not sure, so we just
* set the state to "cleared", a signal can be sent later
* in timer
*/
ptr_typing_status->state = TYPING_STATUS_STATE_CLEARED;
}
}
return WEECHAT_RC_OK;
}
/*
* Callback for modifier "input_text_for_buffer".
*/
char *
typing_input_text_for_buffer_modifier_cb (const void *pointer,
void *data,
const char *modifier,
const char *modifier_data,
const char *string)
{
int rc, text_search;
unsigned long value;
const char *ptr_input_for_buffer;
struct t_gui_buffer *ptr_buffer;
struct t_typing_status *ptr_typing_status;
/* make C compiler happy */
(void) pointer;
(void) data;
(void) modifier;
(void) string;
rc = sscanf (modifier_data, "%lx", &value);
if ((rc == EOF) || (rc == 0))
return NULL;
ptr_buffer = (struct t_gui_buffer *)value;
/* ignore any change in input if the user is searching text in the buffer */
text_search = weechat_buffer_get_integer (ptr_buffer, "text_search");
if (text_search != 0)
return WEECHAT_RC_OK;
/* string is a command? ignore it */
ptr_input_for_buffer = weechat_string_input_for_buffer (string);
if (!ptr_input_for_buffer)
return NULL;
ptr_typing_status = typing_status_self_search (ptr_buffer);
if (!ptr_typing_status)
{
ptr_typing_status = typing_status_self_add (ptr_buffer,
TYPING_STATUS_STATE_OFF,
0);
}
if (!ptr_typing_status)
return NULL;
typing_send_signal (ptr_buffer, "typing_self_sent");
weechat_hashtable_remove (typing_status_self, ptr_buffer);
return NULL;
}
/*
* Callback called periodically (via a timer) for each entry in hashtable
* "typing_status_self".
*/
void
typing_status_self_status_map_cb (void *data,
struct t_hashtable *hashtable,
const void *key, const void *value)
{
struct t_gui_buffer *ptr_buffer;
struct t_typing_status *ptr_typing_status;
const char *ptr_input, *ptr_input_for_buffer;
time_t current_time;
int delay_pause;
current_time = *((time_t *)data);
ptr_buffer = (struct t_gui_buffer *)key;
ptr_typing_status = (struct t_typing_status *)value;
if (!ptr_buffer || !ptr_typing_status)
return;
if (ptr_typing_status->state == TYPING_STATUS_STATE_TYPING)
{
ptr_input = weechat_buffer_get_string (ptr_buffer, "input");
ptr_input_for_buffer = weechat_string_input_for_buffer (ptr_input);
if (ptr_input_for_buffer)
{
/* check if typing is paused */
delay_pause = weechat_config_integer (typing_config_look_delay_set_paused);
if (ptr_typing_status->last_typed < current_time - delay_pause)
{
ptr_typing_status->state = TYPING_STATUS_STATE_PAUSED;
typing_send_signal (ptr_buffer, "typing_self_paused");
weechat_hashtable_remove (hashtable, ptr_buffer);
}
else
{
typing_send_signal (ptr_buffer, "typing_self_typing");
}
}
else
{
typing_send_signal (ptr_buffer, "typing_self_cleared");
weechat_hashtable_remove (hashtable, ptr_buffer);
}
}
else if (ptr_typing_status->state == TYPING_STATUS_STATE_CLEARED)
{
typing_send_signal (ptr_buffer, "typing_self_cleared");
weechat_hashtable_remove (hashtable, ptr_buffer);
}
}
/*
* Callback called periodically (via a timer) for each entry in hashtable
* "typing_status_nicks".
*/
void
typing_status_nicks_status_map_cb (void *data,
struct t_hashtable *hashtable,
const void *key, const void *value)
{
struct t_gui_buffer *ptr_buffer;
struct t_typing_status *ptr_typing_status;
time_t current_time;
int delay_purge_pause, delay_purge_typing;
current_time = *((time_t *)data);
ptr_buffer = (struct t_gui_buffer *)key;
ptr_typing_status = (struct t_typing_status *)value;
if (!ptr_buffer || !ptr_typing_status)
return;
delay_purge_pause = weechat_config_integer (
typing_config_look_delay_purge_paused);
delay_purge_typing = weechat_config_integer (
typing_config_look_delay_purge_typing);
if (((ptr_typing_status->state == TYPING_STATUS_STATE_PAUSED)
&& (ptr_typing_status->last_typed < current_time - delay_purge_pause))
|| ((ptr_typing_status->state == TYPING_STATUS_STATE_TYPING)
&& (ptr_typing_status->last_typed < current_time - delay_purge_typing)))
{
weechat_hashtable_remove (hashtable, key);
typing_update_item = 1;
}
}
/*
* Callback called periodically (via a timer) for each entry in hashtable
* "typing_status_nicks".
*/
void
typing_status_nicks_hash_map_cb (void *data,
struct t_hashtable *hashtable,
const void *key, const void *value)
{
struct t_hashtable *ptr_nicks;
ptr_nicks = (struct t_hashtable *)value;
if (!ptr_nicks)
return;
weechat_hashtable_map (ptr_nicks,
&typing_status_nicks_status_map_cb,
data);
/* no more nicks for the buffer? then remove the buffer */
if (weechat_hashtable_get_integer (ptr_nicks, "items_count") == 0)
weechat_hashtable_remove (hashtable, key);
}
/*
* Typing timer used to send continuously the self typing status.
*/
int
typing_timer_cb (const void *pointer, void *data, int remaining_calls)
{
time_t current_time;
/* make C compiler happy */
(void) pointer;
(void) data;
(void) remaining_calls;
typing_update_item = 0;
current_time = time (NULL);
weechat_hashtable_map (typing_status_self,
&typing_status_self_status_map_cb, &current_time);
weechat_hashtable_map (typing_status_nicks,
&typing_status_nicks_hash_map_cb, &current_time);
if (typing_update_item)
weechat_bar_item_update (TYPING_BAR_ITEM_NAME);
return WEECHAT_RC_OK;
}
/*
* Callback for signal "typing_set_nick".
*/
int
typing_typing_set_nick_signal_cb (const void *pointer, void *data,
const char *signal,
const char *type_data, void *signal_data)
{
char **items;
int num_items, rc, state, updated;
unsigned long value;
struct t_gui_buffer *ptr_buffer;
struct t_typing_status *ptr_typing_status;
/* make C compiler happy */
(void) pointer;
(void) data;
(void) signal;
(void) type_data;
items = weechat_string_split ((const char *)signal_data, ";", NULL,
0, 3, &num_items);
if (!items || (num_items != 3))
goto end;
rc = sscanf (items[0], "%lx", &value);
if ((rc == EOF) || (rc == 0))
goto end;
ptr_buffer = (struct t_gui_buffer *)value;
if (!ptr_buffer)
goto end;
state = typing_status_search_state (items[1]);
if (state < 0)
goto end;
if (!items[2][0])
goto end;
updated = 0;
ptr_typing_status = typing_status_nick_search (ptr_buffer, items[2]);
if ((state == TYPING_STATUS_STATE_TYPING)
|| (state == TYPING_STATUS_STATE_PAUSED))
{
if (ptr_typing_status)
{
if (ptr_typing_status->state != state)
updated = 1;
ptr_typing_status->state = state;
ptr_typing_status->last_typed = time (NULL);
}
else
{
typing_status_nick_add (ptr_buffer, items[2], state, time (NULL));
updated = 1;
}
}
else
{
if (ptr_typing_status)
updated = 1;
typing_status_nick_remove (ptr_buffer, items[2]);
}
if (updated)
weechat_bar_item_update (TYPING_BAR_ITEM_NAME);
end:
if (items)
weechat_string_free_split (items);
return WEECHAT_RC_OK;
}
/*
* Callback for signal "typing_reset_buffer".
*/
int
typing_typing_reset_buffer_signal_cb (const void *pointer, void *data,
const char *signal,
const char *type_data, void *signal_data)
{
int items_count;
struct t_gui_buffer *ptr_buffer;
/* make C compiler happy */
(void) pointer;
(void) data;
(void) signal;
(void) type_data;
ptr_buffer = (struct t_gui_buffer *)signal_data;
if (!typing_status_nicks)
return WEECHAT_RC_OK;
items_count = weechat_hashtable_get_integer (typing_status_nicks,
"items_count");
weechat_hashtable_remove (typing_status_nicks, ptr_buffer);
if (items_count > 0)
weechat_bar_item_update (TYPING_BAR_ITEM_NAME);
return WEECHAT_RC_OK;
}
/*
* Creates or removes hooks, according to options "typing.look.enabled_*".
*/
void
typing_setup_hooks ()
{
if (weechat_config_boolean (typing_config_look_enabled_self))
{
if (!typing_signal_buffer_closing)
{
if (weechat_typing_plugin->debug >= 2)
{
weechat_printf (NULL, "%s: creating hooks (self)",
TYPING_PLUGIN_NAME);
}
typing_signal_buffer_closing = weechat_hook_signal (
"buffer_closing",
&typing_buffer_closing_signal_cb, NULL, NULL);
typing_signal_input_text_changed = weechat_hook_signal (
"input_text_changed",
&typing_input_text_changed_signal_cb, NULL, NULL);
typing_modifier_input_text_for_buffer = weechat_hook_modifier (
"input_text_for_buffer",
&typing_input_text_for_buffer_modifier_cb, NULL, NULL);
typing_timer = weechat_hook_timer (
1000, 0, 0,
&typing_timer_cb, NULL, NULL);
}
}
else
{
if (typing_signal_buffer_closing)
{
if (weechat_typing_plugin->debug >= 2)
{
weechat_printf (NULL, "%s: removing hooks (self)",
TYPING_PLUGIN_NAME);
}
weechat_unhook (typing_signal_buffer_closing);
typing_signal_buffer_closing = NULL;
weechat_unhook (typing_signal_input_text_changed);
typing_signal_input_text_changed = NULL;
weechat_unhook (typing_modifier_input_text_for_buffer);
typing_modifier_input_text_for_buffer = NULL;
weechat_unhook (typing_timer);
typing_timer = NULL;
if (typing_status_self)
{
weechat_hashtable_free (typing_status_self);
typing_status_self = NULL;
}
}
}
if (weechat_config_boolean (typing_config_look_enabled_nicks))
{
if (!typing_signal_typing_set_nick)
{
if (weechat_typing_plugin->debug >= 2)
{
weechat_printf (NULL, "%s: creating hooks (nicks)",
TYPING_PLUGIN_NAME);
}
typing_signal_typing_set_nick = weechat_hook_signal (
"typing_set_nick",
&typing_typing_set_nick_signal_cb, NULL, NULL);
typing_signal_typing_reset_buffer = weechat_hook_signal (
"typing_reset_buffer",
&typing_typing_reset_buffer_signal_cb, NULL, NULL);
}
if (!typing_timer)
{
typing_timer = weechat_hook_timer (
1000, 0, 0,
&typing_timer_cb, NULL, NULL);
}
}
else
{
if (typing_signal_typing_set_nick)
{
if (weechat_typing_plugin->debug >= 2)
{
weechat_printf (NULL, "%s: removing hooks (nicks)",
TYPING_PLUGIN_NAME);
}
weechat_unhook (typing_signal_typing_set_nick);
typing_signal_typing_set_nick = NULL;
weechat_unhook (typing_signal_typing_reset_buffer);
typing_signal_typing_reset_buffer = NULL;
if (typing_status_nicks)
{
weechat_hashtable_free (typing_status_nicks);
typing_status_nicks = NULL;
}
}
weechat_unhook (typing_timer);
typing_timer = NULL;
}
}
/*
* Removes all hooks.
*/
void
typing_remove_hooks ()
{
if (typing_signal_buffer_closing)
{
weechat_unhook (typing_signal_buffer_closing);
typing_signal_buffer_closing = NULL;
}
if (typing_signal_input_text_changed)
{
weechat_unhook (typing_signal_input_text_changed);
typing_signal_input_text_changed = NULL;
}
if (typing_modifier_input_text_for_buffer)
{
weechat_unhook (typing_modifier_input_text_for_buffer);
typing_modifier_input_text_for_buffer = NULL;
}
if (typing_timer)
{
weechat_unhook (typing_timer);
typing_timer = NULL;
}
if (typing_signal_typing_set_nick)
{
weechat_unhook (typing_signal_typing_set_nick);
typing_signal_typing_set_nick = NULL;
}
if (typing_signal_typing_reset_buffer)
{
weechat_unhook (typing_signal_typing_reset_buffer);
typing_signal_typing_reset_buffer = NULL;
}
}
/*
* Initializes typing plugin.
*/
int
weechat_plugin_init (struct t_weechat_plugin *plugin, int argc, char *argv[])
{
/* make C compiler happy */
(void) argc;
(void) argv;
weechat_plugin = plugin;
if (!typing_config_init ())
return WEECHAT_RC_ERROR;
typing_config_read ();
typing_setup_hooks ();
typing_bar_item_init ();
return WEECHAT_RC_OK;
}
/*
* Ends typing plugin.
*/
int
weechat_plugin_end (struct t_weechat_plugin *plugin)
{
/* make C compiler happy */
(void) plugin;
typing_remove_hooks ();
typing_config_write ();
typing_config_free ();
typing_status_end ();
return WEECHAT_RC_OK;
}