weechat/src/plugins/logger/logger.c

1219 lines
32 KiB
C

/*
* logger.c - logger plugin for WeeChat: save buffer lines to disk files
*
* Copyright (C) 2003-2020 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 <unistd.h>
#include <errno.h>
#include <stdio.h>
#include <stdarg.h>
#include <string.h>
#include <ctype.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <fcntl.h>
#include <time.h>
#include "../weechat-plugin.h"
#include "logger.h"
#include "logger-backlog.h"
#include "logger-buffer.h"
#include "logger-command.h"
#include "logger-config.h"
#include "logger-info.h"
#include "logger-tail.h"
WEECHAT_PLUGIN_NAME(LOGGER_PLUGIN_NAME);
WEECHAT_PLUGIN_DESCRIPTION(N_("Log buffers to files"));
WEECHAT_PLUGIN_AUTHOR("Sébastien Helleu <flashcode@flashtux.org>");
WEECHAT_PLUGIN_VERSION(WEECHAT_VERSION);
WEECHAT_PLUGIN_LICENSE(WEECHAT_LICENSE);
WEECHAT_PLUGIN_PRIORITY(14000);
struct t_weechat_plugin *weechat_logger_plugin = NULL;
struct t_hook *logger_hook_timer = NULL; /* timer to flush log files */
struct t_hook *logger_hook_print = NULL;
/*
* Gets logger file path option.
*
* Special vars are replaced:
* - "%h" (at beginning of string): WeeChat home
* - "~": user home
* - date/time specifiers (see man strftime)
*
* Note: result must be freed after use.
*/
char *
logger_get_file_path ()
{
char *path, *path2;
int length;
time_t seconds;
struct tm *date_tmp;
path = NULL;
path2 = NULL;
/* replace %h and "~", evaluate path */
path = weechat_string_eval_path_home (
weechat_config_string (logger_config_file_path), NULL, NULL, NULL);
if (!path)
goto end;
/* replace date/time specifiers in path */
length = strlen (path) + 256 + 1;
path2 = malloc (length);
if (!path2)
goto end;
seconds = time (NULL);
date_tmp = localtime (&seconds);
path2[0] = '\0';
if (strftime (path2, length - 1, path, date_tmp) == 0)
path2[0] = '\0';
if (weechat_logger_plugin->debug)
{
weechat_printf_date_tags (NULL, 0, "no_log",
"%s: file path = \"%s\"",
LOGGER_PLUGIN_NAME, path2);
}
end:
if (path)
free (path);
return path2;
}
/*
* Creates logger directory.
*
* Returns:
* 1: OK
* 0: error
*/
int
logger_create_directory ()
{
int rc;
char *file_path;
rc = 1;
file_path = logger_get_file_path ();
if (file_path)
{
if (!weechat_mkdir_parents (file_path, 0700))
rc = 0;
free (file_path);
}
else
rc = 0;
return rc;
}
/*
* Builds full name of buffer.
*
* Note: result must be freed after use.
*/
char *
logger_build_option_name (struct t_gui_buffer *buffer)
{
const char *plugin_name, *name;
char *option_name;
int length;
if (!buffer)
return NULL;
plugin_name = weechat_buffer_get_string (buffer, "plugin");
name = weechat_buffer_get_string (buffer, "name");
length = strlen (plugin_name) + 1 + strlen (name) + 1;
option_name = malloc (length);
if (!option_name)
return NULL;
snprintf (option_name, length, "%s.%s", plugin_name, name);
return option_name;
}
/*
* Gets logging level for buffer.
*
* Returns level between 0 and 9 (0 = logging disabled).
*/
int
logger_get_level_for_buffer (struct t_gui_buffer *buffer)
{
const char *no_log;
char *name, *option_name, *ptr_end;
struct t_config_option *ptr_option;
/* no log for buffer if local variable "no_log" is defined for buffer */
no_log = weechat_buffer_get_string (buffer, "localvar_no_log");
if (no_log && no_log[0])
return 0;
name = logger_build_option_name (buffer);
if (!name)
return LOGGER_LEVEL_DEFAULT;
option_name = strdup (name);
if (option_name)
{
ptr_end = option_name + strlen (option_name);
while (ptr_end >= option_name)
{
ptr_option = logger_config_get_level (option_name);
if (ptr_option)
{
free (option_name);
free (name);
return weechat_config_integer (ptr_option);
}
ptr_end--;
while ((ptr_end >= option_name) && (ptr_end[0] != '.'))
{
ptr_end--;
}
if ((ptr_end >= option_name) && (ptr_end[0] == '.'))
ptr_end[0] = '\0';
}
ptr_option = logger_config_get_level (option_name);
free (option_name);
free (name);
if (ptr_option)
return weechat_config_integer (ptr_option);
}
else
free (name);
/* nothing found => return default level */
return LOGGER_LEVEL_DEFAULT;
}
/*
* Gets filename mask for a buffer.
*
* First tries with all arguments, then removes one by one to find mask (from
* specific to general mask).
*/
const char *
logger_get_mask_for_buffer (struct t_gui_buffer *buffer)
{
char *name, *option_name, *ptr_end;
struct t_config_option *ptr_option;
name = logger_build_option_name (buffer);
if (!name)
return NULL;
option_name = strdup (name);
if (option_name)
{
ptr_end = option_name + strlen (option_name);
while (ptr_end >= option_name)
{
ptr_option = logger_config_get_mask (option_name);
if (ptr_option)
{
free (option_name);
free (name);
return weechat_config_string (ptr_option);
}
ptr_end--;
while ((ptr_end >= option_name) && (ptr_end[0] != '.'))
{
ptr_end--;
}
if ((ptr_end >= option_name) && (ptr_end[0] == '.'))
ptr_end[0] = '\0';
}
ptr_option = logger_config_get_mask (option_name);
free (option_name);
free (name);
if (ptr_option)
return weechat_config_string (ptr_option);
}
else
free (name);
/* nothing found => return default mask (if set) */
if (weechat_config_string (logger_config_file_mask)
&& weechat_config_string (logger_config_file_mask)[0])
return weechat_config_string (logger_config_file_mask);
/* no default mask set */
return NULL;
}
/*
* Gets expanded mask for a buffer.
*
* Special vars are replaced:
* - local variables of buffer ($plugin, $name, ..)
* - date/time specifiers (see man strftime)
*
* Note: result must be freed after use.
*/
char *
logger_get_mask_expanded (struct t_gui_buffer *buffer, const char *mask)
{
char *mask2, *mask3, *mask4, *mask5, *mask6, *mask7, *dir_separator;
int length;
time_t seconds;
struct tm *date_tmp;
mask2 = NULL;
mask3 = NULL;
mask4 = NULL;
mask5 = NULL;
mask6 = NULL;
mask7 = NULL;
dir_separator = weechat_info_get ("dir_separator", "");
if (!dir_separator)
return NULL;
/* replace date/time specifiers in mask */
length = strlen (mask) + 256 + 1;
mask2 = malloc (length);
if (!mask2)
goto end;
seconds = time (NULL);
date_tmp = localtime (&seconds);
mask2[0] = '\0';
if (strftime (mask2, length - 1, mask, date_tmp) == 0)
mask2[0] = '\0';
/*
* we first replace directory separator (commonly '/') by \01 because
* buffer mask can contain this char, and will be replaced by replacement
* char ('_' by default)
*/
mask3 = weechat_string_replace (mask2, dir_separator, "\01");
if (!mask3)
goto end;
mask4 = weechat_buffer_string_replace_local_var (buffer, mask3);
if (!mask4)
goto end;
mask5 = weechat_string_replace (mask4,
dir_separator,
weechat_config_string (logger_config_file_replacement_char));
if (!mask5)
goto end;
#ifdef __CYGWIN__
mask6 = weechat_string_replace (mask5, "\\",
weechat_config_string (logger_config_file_replacement_char));
#else
mask6 = strdup (mask5);
#endif /* __CYGWIN__ */
if (!mask6)
goto end;
/* restore directory separator */
mask7 = weechat_string_replace (mask6,
"\01", dir_separator);
if (!mask7)
goto end;
/* convert to lower case? */
if (weechat_config_boolean (logger_config_file_name_lower_case))
weechat_string_tolower (mask7);
if (weechat_logger_plugin->debug)
{
weechat_printf_date_tags (NULL, 0, "no_log",
"%s: buffer = \"%s\", mask = \"%s\", "
"decoded mask = \"%s\"",
LOGGER_PLUGIN_NAME,
weechat_buffer_get_string (buffer, "name"),
mask, mask7);
}
end:
free (dir_separator);
if (mask2)
free (mask2);
if (mask3)
free (mask3);
if (mask4)
free (mask4);
if (mask5)
free (mask5);
if (mask6)
free (mask6);
return mask7;
}
/*
* Builds log filename for a buffer.
*
* Note: result must be freed after use.
*/
char *
logger_get_filename (struct t_gui_buffer *buffer)
{
char *res, *mask_expanded, *file_path, *dir_separator, *weechat_dir;
const char *mask;
int length;
res = NULL;
mask_expanded = NULL;
file_path = NULL;
dir_separator = weechat_info_get ("dir_separator", "");
if (!dir_separator)
return NULL;
weechat_dir = weechat_info_get ("weechat_dir", "");
if (!weechat_dir)
{
free (dir_separator);
return NULL;
}
/* get filename mask for buffer */
mask = logger_get_mask_for_buffer (buffer);
if (!mask)
{
weechat_printf_date_tags (
NULL, 0, "no_log",
_("%s%s: unable to find filename mask for buffer "
"\"%s\", logging is disabled for this buffer"),
weechat_prefix ("error"), LOGGER_PLUGIN_NAME,
weechat_buffer_get_string (buffer, "name"));
free (dir_separator);
free (weechat_dir);
return NULL;
}
mask_expanded = logger_get_mask_expanded (buffer, mask);
if (!mask_expanded)
goto end;
file_path = logger_get_file_path ();
if (!file_path)
goto end;
/* build string with path + mask */
length = strlen (file_path) + strlen (dir_separator) +
strlen (mask_expanded) + 1;
res = malloc (length);
if (res)
{
snprintf (res, length, "%s%s%s",
file_path,
(file_path[strlen (file_path) - 1] == dir_separator[0]) ? "" : dir_separator,
mask_expanded);
}
end:
free (dir_separator);
free (weechat_dir);
if (mask_expanded)
free (mask_expanded);
if (file_path)
free (file_path);
return res;
}
/*
* Sets log filename for a logger buffer.
*/
void
logger_set_log_filename (struct t_logger_buffer *logger_buffer)
{
char *log_filename, *pos_last_sep;
char *dir_separator;
struct t_logger_buffer *ptr_logger_buffer;
/* get log filename for buffer */
log_filename = logger_get_filename (logger_buffer->buffer);
if (!log_filename)
{
weechat_printf_date_tags (NULL, 0, "no_log",
_("%s%s: not enough memory"),
weechat_prefix ("error"),
LOGGER_PLUGIN_NAME);
return;
}
/* log file is already used by another buffer? */
ptr_logger_buffer = logger_buffer_search_log_filename (log_filename);
if (ptr_logger_buffer)
{
weechat_printf_date_tags (
NULL, 0, "no_log",
_("%s%s: unable to start logging for buffer "
"\"%s\": filename \"%s\" is already used by "
"another buffer (check your log settings)"),
weechat_prefix ("error"),
LOGGER_PLUGIN_NAME,
weechat_buffer_get_string (logger_buffer->buffer, "name"),
log_filename);
free (log_filename);
return;
}
/* create directory for path in "log_filename" */
dir_separator = weechat_info_get ("dir_separator", "");
if (dir_separator)
{
pos_last_sep = strrchr (log_filename, dir_separator[0]);
if (pos_last_sep)
{
pos_last_sep[0] = '\0';
weechat_mkdir_parents (log_filename, 0700);
pos_last_sep[0] = dir_separator[0];
}
free (dir_separator);
}
/* set log filename */
logger_buffer->log_filename = log_filename;
}
/*
* Creates a log file.
*
* Returns:
* 1: OK
* 0: error
*/
int
logger_create_log_file (struct t_logger_buffer *logger_buffer)
{
char *charset, *message, buf_time[256], buf_beginning[1024];
int log_level, rc;
time_t seconds;
struct tm *date_tmp;
struct stat statbuf;
if (logger_buffer->log_file)
{
/*
* check that the inode has not changed, otherwise that means the file
* was deleted, and we must reopen it
*/
rc = stat (logger_buffer->log_filename, &statbuf);
if ((rc == 0) && (statbuf.st_ino == logger_buffer->log_file_inode))
{
/* inode has not changed, we can write in this file */
return 1;
}
fclose (logger_buffer->log_file);
logger_buffer->log_file = NULL;
logger_buffer->log_file_inode = 0;
}
/* get log level */
log_level = logger_get_level_for_buffer (logger_buffer->buffer);
if (log_level == 0)
return 0;
/* create directory */
if (!logger_create_directory ())
{
weechat_printf_date_tags (
NULL, 0, "no_log",
_("%s%s: unable to create directory for logs "
"(\"%s\")"),
weechat_prefix ("error"), LOGGER_PLUGIN_NAME,
weechat_config_string (logger_config_file_path));
return 0;
}
if (!logger_buffer->log_filename)
logger_set_log_filename (logger_buffer);
if (!logger_buffer->log_filename)
return 0;
/* create or append to log file */
logger_buffer->log_file =
fopen (logger_buffer->log_filename, "a");
if (!logger_buffer->log_file)
{
weechat_printf_date_tags (
NULL, 0, "no_log",
_("%s%s: unable to write log file \"%s\": %s"),
weechat_prefix ("error"), LOGGER_PLUGIN_NAME,
logger_buffer->log_filename, strerror (errno));
return 0;
}
/* get file inode */
rc = stat (logger_buffer->log_filename, &statbuf);
if (rc != 0)
{
weechat_printf_date_tags (
NULL, 0, "no_log",
_("%s%s: unable to get file status of log file \"%s\": %s"),
weechat_prefix ("error"), LOGGER_PLUGIN_NAME,
logger_buffer->log_filename, strerror (errno));
fclose (logger_buffer->log_file);
logger_buffer->log_file = NULL;
logger_buffer->log_file_inode = 0;
return 0;
}
logger_buffer->log_file_inode = statbuf.st_ino;
/* write info line */
if (weechat_config_boolean (logger_config_file_info_lines)
&& logger_buffer->write_start_info_line)
{
buf_time[0] = '\0';
seconds = time (NULL);
date_tmp = localtime (&seconds);
if (date_tmp)
{
if (strftime (buf_time, sizeof (buf_time) - 1,
weechat_config_string (logger_config_file_time_format),
date_tmp) == 0)
buf_time[0] = '\0';
}
snprintf (buf_beginning, sizeof (buf_beginning),
_("%s\t**** Beginning of log ****"),
buf_time);
charset = weechat_info_get ("charset_terminal", "");
message = (charset) ?
weechat_iconv_from_internal (charset, buf_beginning) : NULL;
fprintf (logger_buffer->log_file,
"%s\n", (message) ? message : buf_beginning);
if (charset)
free (charset);
if (message)
free (message);
logger_buffer->flush_needed = 1;
}
logger_buffer->write_start_info_line = 0;
return 1;
}
/*
* Writes a line to log file.
*/
void
logger_write_line (struct t_logger_buffer *logger_buffer,
const char *format, ...)
{
char *charset, *message;
if (!logger_create_log_file (logger_buffer))
return;
if (!logger_buffer->log_file)
return;
weechat_va_format (format);
if (vbuffer)
{
charset = weechat_info_get ("charset_terminal", "");
message = (charset) ?
weechat_iconv_from_internal (charset, vbuffer) : NULL;
fprintf (logger_buffer->log_file,
"%s\n", (message) ? message : vbuffer);
if (charset)
free (charset);
if (message)
free (message);
logger_buffer->flush_needed = 1;
if (!logger_hook_timer)
{
fflush (logger_buffer->log_file);
if (weechat_config_boolean (logger_config_file_fsync))
fsync (fileno (logger_buffer->log_file));
logger_buffer->flush_needed = 0;
}
free (vbuffer);
}
}
/*
* Stops log for a logger buffer.
*/
void
logger_stop (struct t_logger_buffer *logger_buffer, int write_info_line)
{
time_t seconds;
struct tm *date_tmp;
char buf_time[256];
if (!logger_buffer)
return;
if (logger_buffer->log_enabled && logger_buffer->log_file)
{
if (write_info_line && weechat_config_boolean (logger_config_file_info_lines))
{
buf_time[0] = '\0';
seconds = time (NULL);
date_tmp = localtime (&seconds);
if (date_tmp)
{
if (strftime (buf_time, sizeof (buf_time) - 1,
weechat_config_string (logger_config_file_time_format),
date_tmp) == 0)
buf_time[0] = '\0';
}
logger_write_line (logger_buffer,
_("%s\t**** End of log ****"),
buf_time);
}
}
logger_buffer_free (logger_buffer);
}
/*
* Ends log for all buffers.
*/
void
logger_stop_all (int write_info_line)
{
while (logger_buffers)
{
logger_stop (logger_buffers, write_info_line);
}
}
/*
* Starts logging for a buffer.
*/
void
logger_start_buffer (struct t_gui_buffer *buffer, int write_info_line)
{
struct t_logger_buffer *ptr_logger_buffer;
int log_level, log_enabled;
if (!buffer)
return;
log_level = logger_get_level_for_buffer (buffer);
log_enabled = weechat_config_boolean (logger_config_file_auto_log)
&& (log_level > 0);
ptr_logger_buffer = logger_buffer_search_buffer (buffer);
/* logging is disabled for buffer */
if (!log_enabled)
{
/* stop logger if it is active */
if (ptr_logger_buffer)
logger_stop (ptr_logger_buffer, 1);
}
else
{
/* logging is enabled for buffer */
if (ptr_logger_buffer)
ptr_logger_buffer->log_level = log_level;
else
{
ptr_logger_buffer = logger_buffer_add (buffer, log_level);
if (ptr_logger_buffer)
{
if (ptr_logger_buffer->log_filename)
{
if (ptr_logger_buffer->log_file)
{
fclose (ptr_logger_buffer->log_file);
ptr_logger_buffer->log_file = NULL;
ptr_logger_buffer->log_file_inode = 0;
}
}
}
}
if (ptr_logger_buffer)
ptr_logger_buffer->write_start_info_line = write_info_line;
}
}
/*
* Starts logging for all buffers.
*/
void
logger_start_buffer_all (int write_info_line)
{
struct t_infolist *ptr_infolist;
ptr_infolist = weechat_infolist_get ("buffer", NULL, NULL);
if (ptr_infolist)
{
while (weechat_infolist_next (ptr_infolist))
{
logger_start_buffer (weechat_infolist_pointer (ptr_infolist,
"pointer"),
write_info_line);
}
weechat_infolist_free (ptr_infolist);
}
}
/*
* Flushes all log files.
*/
void
logger_flush ()
{
struct t_logger_buffer *ptr_logger_buffer;
for (ptr_logger_buffer = logger_buffers; ptr_logger_buffer;
ptr_logger_buffer = ptr_logger_buffer->next_buffer)
{
if (ptr_logger_buffer->log_file && ptr_logger_buffer->flush_needed)
{
if (weechat_logger_plugin->debug >= 2)
{
weechat_printf_date_tags (NULL, 0, "no_log",
"%s: flush file %s",
LOGGER_PLUGIN_NAME,
ptr_logger_buffer->log_filename);
}
fflush (ptr_logger_buffer->log_file);
if (weechat_config_boolean (logger_config_file_fsync))
fsync (fileno (ptr_logger_buffer->log_file));
ptr_logger_buffer->flush_needed = 0;
}
}
}
/*
* Callback for signal "buffer_opened".
*/
int
logger_buffer_opened_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;
logger_start_buffer (signal_data, 1);
return WEECHAT_RC_OK;
}
/*
* Callback for signal "buffer_closing".
*/
int
logger_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;
logger_stop (logger_buffer_search_buffer (signal_data), 1);
return WEECHAT_RC_OK;
}
/*
* Callback for signal "buffer_renamed".
*/
int
logger_buffer_renamed_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;
logger_stop (logger_buffer_search_buffer (signal_data), 1);
logger_start_buffer (signal_data, 1);
return WEECHAT_RC_OK;
}
/*
* Callback for signal "logger_start".
*/
int
logger_start_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;
logger_start_buffer (signal_data, 1);
return WEECHAT_RC_OK;
}
/*
* Callback for signal "logger_stop".
*/
int
logger_stop_signal_cb (const void *pointer, void *data,
const char *signal, const char *type_data,
void *signal_data)
{
struct t_logger_buffer *ptr_logger_buffer;
/* make C compiler happy */
(void) pointer;
(void) data;
(void) signal;
(void) type_data;
ptr_logger_buffer = logger_buffer_search_buffer (signal_data);
if (ptr_logger_buffer)
logger_stop (ptr_logger_buffer, 0);
return WEECHAT_RC_OK;
}
/*
* Adjusts log filenames for all buffers.
*
* Filename can change if configuration option is changed, or if day of system
* date has changed.
*/
void
logger_adjust_log_filenames ()
{
struct t_infolist *ptr_infolist;
struct t_logger_buffer *ptr_logger_buffer;
struct t_gui_buffer *ptr_buffer;
char *log_filename;
ptr_infolist = weechat_infolist_get ("buffer", NULL, NULL);
if (ptr_infolist)
{
while (weechat_infolist_next (ptr_infolist))
{
ptr_buffer = weechat_infolist_pointer (ptr_infolist, "pointer");
ptr_logger_buffer = logger_buffer_search_buffer (ptr_buffer);
if (ptr_logger_buffer && ptr_logger_buffer->log_filename)
{
log_filename = logger_get_filename (ptr_logger_buffer->buffer);
if (log_filename)
{
if (strcmp (log_filename, ptr_logger_buffer->log_filename) != 0)
{
/*
* log filename has changed (probably due to day
* change),then we'll use new filename
*/
logger_stop (ptr_logger_buffer, 1);
logger_start_buffer (ptr_buffer, 1);
}
free (log_filename);
}
}
}
weechat_infolist_free (ptr_infolist);
}
}
/*
* Callback for signal "day_changed".
*/
int
logger_day_changed_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;
(void) signal_data;
logger_adjust_log_filenames ();
return WEECHAT_RC_OK;
}
/*
* Gets info with tags of line: log level and if prefix is a nick.
*/
void
logger_get_line_tag_info (int tags_count, const char **tags,
int *log_level, int *prefix_is_nick)
{
int i, log_level_set, prefix_is_nick_set;
if (log_level)
*log_level = LOGGER_LEVEL_DEFAULT;
if (prefix_is_nick)
*prefix_is_nick = 0;
log_level_set = 0;
prefix_is_nick_set = 0;
for (i = 0; i < tags_count; i++)
{
if (log_level && !log_level_set)
{
if (strcmp (tags[i], "no_log") == 0)
{
/* log disabled on line: set level to -1 */
*log_level = -1;
log_level_set = 1;
}
else if (strncmp (tags[i], "log", 3) == 0)
{
/* set log level for line */
if (isdigit ((unsigned char)tags[i][3]))
{
*log_level = (tags[i][3] - '0');
log_level_set = 1;
}
}
}
if (prefix_is_nick && !prefix_is_nick_set)
{
if (strncmp (tags[i], "prefix_nick", 11) == 0)
{
*prefix_is_nick = 1;
prefix_is_nick_set = 1;
}
}
}
}
/*
* Callback for print hooked.
*/
int
logger_print_cb (const void *pointer, void *data,
struct t_gui_buffer *buffer, time_t date,
int tags_count, const char **tags,
int displayed, int highlight,
const char *prefix, const char *message)
{
struct t_logger_buffer *ptr_logger_buffer;
struct tm *date_tmp;
char buf_time[256], *prefix_ansi, *message_ansi;
const char *ptr_prefix, *ptr_message;
int line_log_level, prefix_is_nick, color_lines;
/* make C compiler happy */
(void) pointer;
(void) data;
(void) displayed;
(void) highlight;
logger_get_line_tag_info (tags_count, tags, &line_log_level,
&prefix_is_nick);
if (line_log_level < 0)
return WEECHAT_RC_OK;
ptr_logger_buffer = logger_buffer_search_buffer (buffer);
if (ptr_logger_buffer
&& ptr_logger_buffer->log_enabled
&& (date > 0)
&& (line_log_level <= ptr_logger_buffer->log_level))
{
prefix_ansi = NULL;
message_ansi = NULL;
color_lines = weechat_config_boolean (logger_config_file_color_lines);
if (color_lines)
{
prefix_ansi = weechat_hook_modifier_exec ("color_encode_ansi",
NULL, prefix);
message_ansi = weechat_hook_modifier_exec ("color_encode_ansi",
NULL, message);
ptr_prefix = prefix_ansi;
ptr_message = message_ansi;
}
else
{
ptr_prefix = prefix;
ptr_message = message;
}
buf_time[0] = '\0';
date_tmp = localtime (&date);
if (date_tmp)
{
if (strftime (buf_time, sizeof (buf_time) - 1,
weechat_config_string (logger_config_file_time_format),
date_tmp) == 0)
buf_time[0] = '\0';
}
logger_write_line (
ptr_logger_buffer,
"%s\t%s%s%s\t%s%s",
buf_time,
(ptr_prefix && prefix_is_nick) ? weechat_config_string (logger_config_file_nick_prefix) : "",
(ptr_prefix) ? ptr_prefix : "",
(ptr_prefix && prefix_is_nick) ? weechat_config_string (logger_config_file_nick_suffix) : "",
(color_lines) ? "\x1B[0m" : "",
ptr_message);
if (prefix_ansi)
free (prefix_ansi);
if (message_ansi)
free (message_ansi);
}
return WEECHAT_RC_OK;
}
/*
* Callback for logger timer.
*/
int
logger_timer_cb (const void *pointer, void *data, int remaining_calls)
{
/* make C compiler happy */
(void) pointer;
(void) data;
(void) remaining_calls;
logger_flush ();
return WEECHAT_RC_OK;
}
/*
* Initializes logger 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 (!logger_config_init ())
return WEECHAT_RC_ERROR;
logger_config_read ();
logger_command_init ();
logger_start_buffer_all (1);
weechat_hook_signal ("buffer_opened",
&logger_buffer_opened_signal_cb, NULL, NULL);
weechat_hook_signal ("buffer_closing",
&logger_buffer_closing_signal_cb, NULL, NULL);
weechat_hook_signal ("buffer_renamed",
&logger_buffer_renamed_signal_cb, NULL, NULL);
weechat_hook_signal ("logger_backlog",
&logger_backlog_signal_cb, NULL, NULL);
weechat_hook_signal ("logger_start",
&logger_start_signal_cb, NULL, NULL);
weechat_hook_signal ("logger_stop",
&logger_stop_signal_cb, NULL, NULL);
weechat_hook_signal ("day_changed",
&logger_day_changed_signal_cb, NULL, NULL);
logger_config_color_lines_change (NULL, NULL, NULL);
logger_info_init ();
return WEECHAT_RC_OK;
}
/*
* Ends logger plugin.
*/
int
weechat_plugin_end (struct t_weechat_plugin *plugin)
{
/* make C compiler happy */
(void) plugin;
if (logger_hook_print)
{
weechat_unhook (logger_hook_print);
logger_hook_print = NULL;
}
if (logger_hook_timer)
{
weechat_unhook (logger_hook_timer);
logger_hook_timer = NULL;
}
logger_config_write ();
logger_stop_all (1);
logger_config_free ();
return WEECHAT_RC_OK;
}