/* * logger.c - logger plugin for WeeChat: save buffer lines to disk files * * Copyright (C) 2003-2017 Sébastien Helleu * * 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 . */ /* this define is needed for strptime() (not on OpenBSD/Sun) */ #if !defined(__OpenBSD__) && !defined(__sun) #define _XOPEN_SOURCE 700 #endif #include #include #include #include #include #include #include #include #include #include #include #include #include "../weechat-plugin.h" #include "logger.h" #include "logger-buffer.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 "); 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_timer = NULL; /* timer to flush log files */ /* * 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'; strftime (path2, length - 1, path, date_tmp); 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, *mask_decoded, *mask_decoded2, *mask_decoded3, *mask_decoded4; char *mask_decoded5; const char *dir_separator; int length; time_t seconds; struct tm *date_tmp; mask2 = NULL; mask_decoded = NULL; mask_decoded2 = NULL; mask_decoded3 = NULL; mask_decoded4 = NULL; mask_decoded5 = NULL; dir_separator = weechat_info_get ("dir_separator", ""); if (!dir_separator) return NULL; /* * we first replace directory separator (commonly '/') by \01 because * buffer mask can contain this char, and will be replaced by replacement * char ('_' by default) */ mask2 = weechat_string_replace (mask, dir_separator, "\01"); if (!mask2) goto end; mask_decoded = weechat_buffer_string_replace_local_var (buffer, mask2); if (!mask_decoded) goto end; mask_decoded2 = weechat_string_replace (mask_decoded, dir_separator, weechat_config_string (logger_config_file_replacement_char)); if (!mask_decoded2) goto end; #ifdef __CYGWIN__ mask_decoded3 = weechat_string_replace (mask_decoded2, "\\", weechat_config_string (logger_config_file_replacement_char)); #else mask_decoded3 = strdup (mask_decoded2); #endif /* __CYGWIN__ */ if (!mask_decoded3) goto end; /* restore directory separator */ mask_decoded4 = weechat_string_replace (mask_decoded3, "\01", dir_separator); if (!mask_decoded4) goto end; /* replace date/time specifiers in mask */ length = strlen (mask_decoded4) + 256 + 1; mask_decoded5 = malloc (length); if (!mask_decoded5) goto end; seconds = time (NULL); date_tmp = localtime (&seconds); mask_decoded5[0] = '\0'; strftime (mask_decoded5, length - 1, mask_decoded4, date_tmp); /* convert to lower case? */ if (weechat_config_boolean (logger_config_file_name_lower_case)) weechat_string_tolower (mask_decoded5); 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, mask_decoded5); } end: if (mask2) free (mask2); if (mask_decoded) free (mask_decoded); if (mask_decoded2) free (mask_decoded2); if (mask_decoded3) free (mask_decoded3); if (mask_decoded4) free (mask_decoded4); return mask_decoded5; } /* * 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; const char *mask; const char *dir_separator, *weechat_dir; 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) 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")); 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: 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; const 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]; } } /* set log filename */ logger_buffer->log_filename = log_filename; } /* * Writes a line to log file. */ void logger_write_line (struct t_logger_buffer *logger_buffer, const char *format, ...) { char *message, buf_time[256], buf_beginning[1024]; const char *charset; time_t seconds; struct tm *date_tmp; int log_level; charset = weechat_info_get ("charset_terminal", ""); if (!logger_buffer->log_file) { log_level = logger_get_level_for_buffer (logger_buffer->buffer); if (log_level == 0) { logger_buffer_free (logger_buffer); return; } 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)); logger_buffer_free (logger_buffer); return; } if (!logger_buffer->log_filename) logger_set_log_filename (logger_buffer); if (!logger_buffer->log_filename) { logger_buffer_free (logger_buffer); return; } 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)); logger_buffer_free (logger_buffer); return; } 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) { strftime (buf_time, sizeof (buf_time) - 1, weechat_config_string (logger_config_file_time_format), date_tmp); } snprintf (buf_beginning, sizeof (buf_beginning), _("%s\t**** Beginning of log ****"), buf_time); message = (charset) ? weechat_iconv_from_internal (charset, buf_beginning) : NULL; fprintf (logger_buffer->log_file, "%s\n", (message) ? message : buf_beginning); if (message) free (message); logger_buffer->flush_needed = 1; } logger_buffer->write_start_info_line = 0; } weechat_va_format (format); if (vbuffer) { message = (charset) ? weechat_iconv_from_internal (charset, vbuffer) : NULL; fprintf (logger_buffer->log_file, "%s\n", (message) ? message : vbuffer); if (message) free (message); logger_buffer->flush_needed = 1; if (!logger_timer) { fflush (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) { strftime (buf_time, sizeof (buf_time) - 1, weechat_config_string (logger_config_file_time_format), date_tmp); } logger_write_line (logger_buffer, _("%s\t**** End of log ****"), buf_time); } fclose (logger_buffer->log_file); logger_buffer->log_file = NULL; } 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; } } } } 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); } } /* * Displays logging status for buffers. */ void logger_list () { struct t_infolist *ptr_infolist; struct t_logger_buffer *ptr_logger_buffer; struct t_gui_buffer *ptr_buffer; char status[128]; weechat_printf (NULL, ""); weechat_printf (NULL, _("Logging on buffers:")); 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"); if (ptr_buffer) { ptr_logger_buffer = logger_buffer_search_buffer (ptr_buffer); if (ptr_logger_buffer) { snprintf (status, sizeof (status), _("logging (level: %d)"), ptr_logger_buffer->log_level); } else { snprintf (status, sizeof (status), "%s", _("not logging")); } weechat_printf (NULL, " %s[%s%d%s]%s (%s) %s%s%s: %s%s%s%s", weechat_color("chat_delimiters"), weechat_color("chat"), weechat_infolist_integer (ptr_infolist, "number"), weechat_color("chat_delimiters"), weechat_color("chat"), weechat_infolist_string (ptr_infolist, "plugin_name"), weechat_color("chat_buffer"), weechat_infolist_string (ptr_infolist, "name"), weechat_color("chat"), status, (ptr_logger_buffer) ? " (" : "", (ptr_logger_buffer) ? ((ptr_logger_buffer->log_filename) ? ptr_logger_buffer->log_filename : _("log not started")) : "", (ptr_logger_buffer) ? ")" : ""); } } weechat_infolist_free (ptr_infolist); } } /* * Enables/disables logging on a buffer. */ void logger_set_buffer (struct t_gui_buffer *buffer, const char *value) { char *name; struct t_config_option *ptr_option; name = logger_build_option_name (buffer); if (!name) return; if (logger_config_set_level (name, value) != WEECHAT_CONFIG_OPTION_SET_ERROR) { ptr_option = logger_config_get_level (name); if (ptr_option) { weechat_printf (NULL, _("%s: \"%s\" => level %d"), LOGGER_PLUGIN_NAME, name, weechat_config_integer (ptr_option)); } } free (name); } /* * 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); ptr_logger_buffer->flush_needed = 0; } } } /* * Callback for command "/logger". */ int logger_command_cb (const void *pointer, void *data, struct t_gui_buffer *buffer, int argc, char **argv, char **argv_eol) { /* make C compiler happy */ (void) pointer; (void) data; (void) argv_eol; if ((argc == 1) || ((argc == 2) && (weechat_strcasecmp (argv[1], "list") == 0))) { logger_list (); return WEECHAT_RC_OK; } if (weechat_strcasecmp (argv[1], "set") == 0) { if (argc > 2) logger_set_buffer (buffer, argv[2]); return WEECHAT_RC_OK; } if (weechat_strcasecmp (argv[1], "flush") == 0) { logger_flush (); return WEECHAT_RC_OK; } if (weechat_strcasecmp (argv[1], "disable") == 0) { logger_set_buffer (buffer, "0"); return WEECHAT_RC_OK; } WEECHAT_COMMAND_ERROR; } /* * 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; } /* * Displays backlog for a buffer (by reading end of log file). */ void logger_backlog (struct t_gui_buffer *buffer, const char *filename, int lines) { const char *charset; struct t_logger_line *last_lines, *ptr_lines; char *pos_message, *pos_tab, *error, *message; time_t datetime, time_now; struct tm tm_line; int num_lines; charset = weechat_info_get ("charset_terminal", ""); weechat_buffer_set (buffer, "print_hooks_enabled", "0"); num_lines = 0; last_lines = logger_tail_file (filename, lines); ptr_lines = last_lines; while (ptr_lines) { datetime = 0; pos_message = strchr (ptr_lines->data, '\t'); if (pos_message) { /* initialize structure, because strptime does not do it */ memset (&tm_line, 0, sizeof (struct tm)); /* * we get current time to initialize daylight saving time in * structure tm_line, otherwise printed time will be shifted * and will not use DST used on machine */ time_now = time (NULL); localtime_r (&time_now, &tm_line); pos_message[0] = '\0'; error = strptime (ptr_lines->data, weechat_config_string (logger_config_file_time_format), &tm_line); if (error && !error[0] && (tm_line.tm_year > 0)) datetime = mktime (&tm_line); pos_message[0] = '\t'; } pos_message = (pos_message && (datetime != 0)) ? pos_message + 1 : ptr_lines->data; message = (charset) ? weechat_iconv_to_internal (charset, pos_message) : strdup (pos_message); if (message) { pos_tab = strchr (message, '\t'); if (pos_tab) pos_tab[0] = '\0'; weechat_printf_date_tags (buffer, datetime, "no_highlight,notify_none,logger_backlog", "%s%s%s%s%s", weechat_color (weechat_config_string (logger_config_color_backlog_line)), message, (pos_tab) ? "\t" : "", (pos_tab) ? weechat_color (weechat_config_string (logger_config_color_backlog_line)) : "", (pos_tab) ? pos_tab + 1 : ""); if (pos_tab) pos_tab[0] = '\t'; free (message); } num_lines++; ptr_lines = ptr_lines->next_line; } if (last_lines) logger_tail_free (last_lines); if (num_lines > 0) { weechat_printf_date_tags (buffer, datetime, "no_highlight,notify_none,logger_backlog_end", _("%s===\t%s========== End of backlog (%d lines) =========="), weechat_color (weechat_config_string (logger_config_color_backlog_end)), weechat_color (weechat_config_string (logger_config_color_backlog_end)), num_lines); weechat_buffer_set (buffer, "unread", ""); } weechat_buffer_set (buffer, "print_hooks_enabled", "1"); } /* * Callback for signal "logger_backlog". */ int logger_backlog_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; if (weechat_config_integer (logger_config_look_backlog) >= 0) { ptr_logger_buffer = logger_buffer_search_buffer (signal_data); if (ptr_logger_buffer && ptr_logger_buffer->log_enabled) { if (!ptr_logger_buffer->log_filename) logger_set_log_filename (ptr_logger_buffer); if (ptr_logger_buffer->log_filename) { ptr_logger_buffer->log_enabled = 0; logger_backlog (signal_data, ptr_logger_buffer->log_filename, weechat_config_integer (logger_config_look_backlog)); ptr_logger_buffer->log_enabled = 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]; int line_log_level, prefix_is_nick; /* 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) { 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)) { buf_time[0] = '\0'; date_tmp = localtime (&date); if (date_tmp) { strftime (buf_time, sizeof (buf_time) - 1, weechat_config_string (logger_config_file_time_format), date_tmp); } logger_write_line (ptr_logger_buffer, "%s\t%s%s%s\t%s", buf_time, (prefix && prefix_is_nick) ? weechat_config_string (logger_config_file_nick_prefix) : "", (prefix) ? prefix : "", (prefix && prefix_is_nick) ? weechat_config_string (logger_config_file_nick_suffix) : "", message); } } 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 (); /* command /logger */ weechat_hook_command ( "logger", N_("logger plugin configuration"), N_("list" " || set " " || flush" " || disable"), N_(" list: show logging status for opened buffers\n" " set: set logging level on current buffer\n" " level: level for messages to be logged (0 = logging disabled, " "1 = a few messages (most important) .. 9 = all messages)\n" " flush: write all log files now\n" "disable: disable logging on current buffer (set level to 0)\n" "\n" "Options \"logger.level.*\" and \"logger.mask.*\" can be used to set " "level or mask for a buffer, or buffers beginning with name.\n" "\n" "Log levels used by IRC plugin:\n" " 1: user message, notice, private\n" " 2: nick change\n" " 3: server message\n" " 4: join/part/quit\n" " 9: all other messages\n" "\n" "Examples:\n" " set level to 5 for current buffer:\n" " /logger set 5\n" " disable logging for current buffer:\n" " /logger disable\n" " set level to 3 for all IRC buffers:\n" " /set logger.level.irc 3\n" " disable logging for main WeeChat buffer:\n" " /set logger.level.core.weechat 0\n" " use a directory per IRC server and a file per channel inside:\n" " /set logger.mask.irc \"$server/$channel.weechatlog\""), "list" " || set 1|2|3|4|5|6|7|8|9" " || flush" " || disable", &logger_command_cb, NULL, NULL); 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); weechat_hook_print (NULL, NULL, NULL, 1, &logger_print_cb, 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_timer) { weechat_unhook (logger_timer); logger_timer = NULL; } logger_config_write (); logger_stop_all (1); logger_config_free (); return WEECHAT_RC_OK; }