/* hilight-text.c : irssi Copyright (C) 1999-2000 Timo Sirainen This program 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 2 of the License, or (at your option) any later version. This program 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 this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include "module.h" #include "module-formats.h" #include "signals.h" #include "commands.h" #include "levels.h" #include "misc.h" #include "lib-config/iconfig.h" #include "settings.h" #include "servers.h" #include "channels.h" #include "nicklist.h" #include "hilight-text.h" #include "nickmatch-cache.h" #include "printtext.h" #include "formats.h" static NICKMATCH_REC *nickmatch; static HILIGHT_REC *next_nick_hilight, *next_line_hilight; static int next_hilight_start, next_hilight_end; static int never_hilight_level, default_hilight_level; GSList *hilights; static void reset_cache(void) { GSList *tmp; never_hilight_level = MSGLEVEL_ALL & ~default_hilight_level; for (tmp = hilights; tmp != NULL; tmp = tmp->next) { HILIGHT_REC *rec = tmp->data; if (never_hilight_level & rec->level) never_hilight_level &= ~rec->level; } nickmatch_rebuild(nickmatch); } static void hilight_add_config(HILIGHT_REC *rec) { CONFIG_NODE *node; g_return_if_fail(rec != NULL); node = iconfig_node_traverse("(hilights", TRUE); node = config_node_section(node, NULL, NODE_TYPE_BLOCK); iconfig_node_set_str(node, "text", rec->text); if (rec->level > 0) iconfig_node_set_int(node, "level", rec->level); if (rec->color) iconfig_node_set_str(node, "color", rec->color); if (rec->act_color) iconfig_node_set_str(node, "act_color", rec->act_color); if (rec->priority > 0) iconfig_node_set_int(node, "priority", rec->priority); iconfig_node_set_bool(node, "nick", rec->nick); iconfig_node_set_bool(node, "word", rec->word); if (rec->nickmask) iconfig_node_set_bool(node, "mask", TRUE); if (rec->fullword) iconfig_node_set_bool(node, "fullword", TRUE); if (rec->regexp) iconfig_node_set_bool(node, "regexp", TRUE); if (rec->channels != NULL && *rec->channels != NULL) { node = config_node_section(node, "channels", NODE_TYPE_LIST); iconfig_node_add_list(node, rec->channels); } } static void hilight_remove_config(HILIGHT_REC *rec) { CONFIG_NODE *node; g_return_if_fail(rec != NULL); node = iconfig_node_traverse("hilights", FALSE); if (node != NULL) iconfig_node_list_remove(node, g_slist_index(hilights, rec)); } static void hilight_destroy(HILIGHT_REC *rec) { g_return_if_fail(rec != NULL); #ifdef HAVE_REGEX_H if (rec->regexp_compiled) regfree(&rec->preg); #endif if (rec->channels != NULL) g_strfreev(rec->channels); g_free_not_null(rec->color); g_free_not_null(rec->act_color); g_free(rec->text); g_free(rec); } static void hilights_destroy_all(void) { g_slist_foreach(hilights, (GFunc) hilight_destroy, NULL); g_slist_free(hilights); hilights = NULL; } static void hilight_remove(HILIGHT_REC *rec) { g_return_if_fail(rec != NULL); hilight_remove_config(rec); hilights = g_slist_remove(hilights, rec); hilight_destroy(rec); } static HILIGHT_REC *hilight_find(const char *text, char **channels) { GSList *tmp; char **chan; g_return_val_if_fail(text != NULL, NULL); for (tmp = hilights; tmp != NULL; tmp = tmp->next) { HILIGHT_REC *rec = tmp->data; if (g_strcasecmp(rec->text, text) != 0) continue; if ((channels == NULL && rec->channels == NULL)) return rec; /* no channels - ok */ if (channels != NULL && strcmp(*channels, "*") == 0) return rec; /* ignore channels */ if (channels == NULL || rec->channels == NULL) continue; /* other doesn't have channels */ if (strarray_length(channels) != strarray_length(rec->channels)) continue; /* different amount of channels */ /* check that channels match */ for (chan = channels; *chan != NULL; chan++) { if (strarray_find(rec->channels, *chan) == -1) break; } if (*chan == NULL) return rec; /* channels ok */ } return NULL; } /* color name -> mirc color number */ static int mirc_color_name(const char *name) { static const char *names[] = { "bla dbla", /* black */ "blu dblu", /* blue */ "gree dgree", /* green */ "r dr br lr", /* red .. um.. only one of them. */ "br dbr dy", /* brown / dark yello */ "m p dm dp", /* magenta / purple */ "o", /* orange */ "y by", /* yellow */ "bg lg", /* bright green */ "c dc", /* cyan */ "bc lc", /* bright cyan */ "bb lb", /* bright blue */ "bm bp lm lp", /* bright magenta/purple */ "dgray dgrey", /* dark grey */ "grey gray", /* grey */ "w", /* white */ NULL }; const char *p, *pname; int n, ok; for (n = 0; names[n] != NULL; n++) { pname = name; ok = TRUE; for (p = names[n]; ; p++) { if (*p == ' ' || *p == '\0') { if (ok) return n+1; if (*p == '\0') break; ok = TRUE; pname = name; } else if (toupper((int) *p) == toupper((int) *pname)) pname++; else ok = FALSE; } } return -1; } static int hilight_match_text(HILIGHT_REC *rec, const char *text, int *match_beg, int *match_end) { char *match; if (rec->regexp) { #ifdef HAVE_REGEX_H regmatch_t rmatch[1]; if (rec->regexp_compiled && regexec(&rec->preg, text, 1, rmatch, 0) == 0) { if (rmatch[0].rm_so > 0 && match_beg != NULL && match_end != NULL) { *match_beg = rmatch[0].rm_so; *match_end = rmatch[0].rm_eo; } return TRUE; } #endif } else { match = rec->fullword ? stristr_full(text, rec->text) : stristr(text, rec->text); if (match != NULL) { if (match_beg != NULL && match_end != NULL) { *match_beg = (int) (match-text); *match_end = *match_beg + strlen(rec->text); } return TRUE; } } return FALSE; } #define hilight_match_level(rec, level) \ (level & (((rec)->level != 0 ? rec->level : default_hilight_level))) #define hilight_match_channel(rec, channel) \ ((rec)->channels == NULL || ((channel) != NULL && \ strarray_find((rec)->channels, (channel)) != -1)) HILIGHT_REC *hilight_match(SERVER_REC *server, const char *channel, const char *nick, const char *address, int level, const char *str, int *match_beg, int *match_end) { GSList *tmp; CHANNEL_REC *chanrec; NICK_REC *nickrec; g_return_val_if_fail(str != NULL, NULL); if ((never_hilight_level & level) == level) return NULL; if (nick != NULL) { /* check nick mask hilights */ chanrec = channel_find(server, channel); nickrec = chanrec == NULL ? NULL : nicklist_find(chanrec, nick); if (nickrec != NULL) { HILIGHT_REC *rec; if (nickrec->host == NULL) nicklist_set_host(chanrec, nickrec, address); rec = nickmatch_find(nickmatch, nickrec); if (rec != NULL && hilight_match_level(rec, level)) return rec; } } for (tmp = hilights; tmp != NULL; tmp = tmp->next) { HILIGHT_REC *rec = tmp->data; if (!rec->nickmask && hilight_match_level(rec, level) && hilight_match_channel(rec, channel) && hilight_match_text(rec, str, match_beg, match_end)) return rec; } return NULL; } char *hilight_get_color(HILIGHT_REC *rec, int activity) { const char *color; char number[MAX_INT_STRLEN]; int colornum; g_return_val_if_fail(rec != NULL, NULL); color = activity && rec->act_color != NULL ? rec->act_color : rec->color; if (color == NULL) color = settings_get_str("hilight_color"); if (isalpha((int) *color)) { /* color was specified with it's name - try to convert it */ colornum = mirc_color_name(color); if (colornum <= 0) colornum = 16; ltoa(number, colornum); color = number; } return g_strconcat(isdigit(*color) ? "\003" : "", color, NULL); } static void hilight_update_text_dest(TEXT_DEST_REC *dest, HILIGHT_REC *rec) { char *color; dest->level |= MSGLEVEL_HILIGHT; if (rec->priority > 0) dest->hilight_priority = rec->priority; color = hilight_get_color(rec, TRUE); if (*color == 3) dest->hilight_color = atoi(color+1); g_free(color); } static void sig_print_text_stripped(TEXT_DEST_REC *dest, const char *str) { HILIGHT_REC *hilight; g_return_if_fail(str != NULL); if (next_nick_hilight != NULL) { if (!next_nick_hilight->nick) { /* non-nick hilight wanted */ hilight = next_nick_hilight; next_nick_hilight = NULL; if (!hilight_match_text(hilight, str, &next_hilight_start, &next_hilight_end)) { next_hilight_start = 0; next_hilight_end = strlen(str); } } else { /* nick is highlighted, just set priority */ hilight_update_text_dest(dest, next_nick_hilight); next_nick_hilight = NULL; return; } } else { if (dest->level & (MSGLEVEL_NOHILIGHT|MSGLEVEL_HILIGHT)) return; hilight = hilight_match(dest->server, dest->target, NULL, NULL, dest->level, str, &next_hilight_start, &next_hilight_end); } if (hilight != NULL) { /* update the level / hilight info */ hilight_update_text_dest(dest, hilight); next_line_hilight = hilight; } } static void sig_print_text(TEXT_DEST_REC *dest, const char *str) { char *color, *newstr; int next_hilight_len; if (next_line_hilight == NULL) return; color = hilight_get_color(next_line_hilight, FALSE); next_hilight_len = next_hilight_end-next_hilight_start; if (!next_line_hilight->word) { /* hilight whole line */ char *tmp = strip_codes(str); newstr = g_strconcat(color, tmp, NULL); g_free(tmp); } else { /* hilight part of the line */ GString *tmp; char *middle, *lastcolor; int pos, color_pos, color_len; tmp = g_string_new(NULL); /* start of the line */ pos = strip_real_length(str, next_hilight_start, NULL, NULL); g_string_append(tmp, str); g_string_truncate(tmp, pos); /* color */ g_string_append(tmp, color); /* middle of the line, stripped */ middle = strip_codes(str+pos); pos = tmp->len; g_string_append(tmp, middle); g_string_truncate(tmp, pos+next_hilight_len); g_free(middle); /* end of the line */ pos = strip_real_length(str, next_hilight_end, &color_pos, &color_len); lastcolor = g_strndup(str+color_pos, color_len); g_string_append(tmp, lastcolor); g_string_append(tmp, str+pos); g_free(lastcolor); newstr = tmp->str; g_string_free(tmp, FALSE); } next_line_hilight = NULL; signal_emit("print text", 2, dest, newstr); g_free(color); g_free(newstr); signal_stop(); } char *hilight_match_nick(SERVER_REC *server, const char *channel, const char *nick, const char *address, int level, const char *msg) { HILIGHT_REC *rec; char *color; rec = hilight_match(server, channel, nick, address, level, msg, NULL, NULL); color = rec == NULL || !rec->nick ? NULL : hilight_get_color(rec, FALSE); next_nick_hilight = rec; return color; } static void read_hilight_config(void) { CONFIG_NODE *node; HILIGHT_REC *rec; GSList *tmp; char *text, *color; hilights_destroy_all(); node = iconfig_node_traverse("hilights", FALSE); if (node == NULL) return; for (tmp = node->value; tmp != NULL; tmp = tmp->next) { node = tmp->data; if (node->type != NODE_TYPE_BLOCK) continue; text = config_node_get_str(node, "text", NULL); if (text == NULL || *text == '\0') continue; rec = g_new0(HILIGHT_REC, 1); hilights = g_slist_append(hilights, rec); rec->text = g_strdup(text); color = config_node_get_str(node, "color", NULL); rec->color = color == NULL || *color == '\0' ? NULL : g_strdup(color); color = config_node_get_str(node, "act_color", NULL); rec->act_color = color == NULL || *color == '\0' ? NULL : g_strdup(color); rec->level = config_node_get_int(node, "level", 0); rec->priority = config_node_get_int(node, "priority", 0); rec->nick = config_node_get_bool(node, "nick", TRUE); rec->word = config_node_get_bool(node, "word", TRUE); rec->nickmask = config_node_get_bool(node, "mask", FALSE); rec->fullword = config_node_get_bool(node, "fullword", FALSE); rec->regexp = config_node_get_bool(node, "regexp", FALSE); #ifdef HAVE_REGEX_H rec->regexp_compiled = !rec->regexp ? FALSE : regcomp(&rec->preg, rec->text, REG_EXTENDED|REG_ICASE) == 0; #endif node = config_node_section(node, "channels", -1); if (node != NULL) rec->channels = config_node_get_list(node); } reset_cache(); } static void hilight_print(int index, HILIGHT_REC *rec) { char *chans, *levelstr; chans = rec->channels == NULL ? NULL : g_strjoinv(",", rec->channels); levelstr = rec->level == 0 ? NULL : bits2level(rec->level); printformat(NULL, NULL, MSGLEVEL_CLIENTCRAP, TXT_HILIGHT_LINE, index, rec->text, chans != NULL ? chans : "", levelstr != NULL ? levelstr : "", rec->nickmask ? " -mask" : "", rec->fullword ? " -word" : "", rec->regexp ? " -regexp" : ""); g_free_not_null(chans); g_free_not_null(levelstr); } static void cmd_hilight_show(void) { GSList *tmp; int index; printformat(NULL, NULL, MSGLEVEL_CLIENTCRAP, TXT_HILIGHT_HEADER); index = 1; for (tmp = hilights; tmp != NULL; tmp = tmp->next, index++) { HILIGHT_REC *rec = tmp->data; hilight_print(index, rec); } printformat(NULL, NULL, MSGLEVEL_CLIENTCRAP, TXT_HILIGHT_FOOTER); } /* SYNTAX: HILIGHT [-nick | -word | -line] [-mask | -full | -regexp] [-color ] [-actcolor ] [-level ] [-channels ] */ static void cmd_hilight(const char *data) { GHashTable *optlist; HILIGHT_REC *rec; char *colorarg, *actcolorarg, *levelarg, *priorityarg, *chanarg, *text; char **channels; void *free_arg; g_return_if_fail(data != NULL); if (*data == '\0') { cmd_hilight_show(); return; } if (!cmd_get_params(data, &free_arg, 1 | PARAM_FLAG_OPTIONS | PARAM_FLAG_GETREST, "hilight", &optlist, &text)) return; chanarg = g_hash_table_lookup(optlist, "channels"); levelarg = g_hash_table_lookup(optlist, "level"); priorityarg = g_hash_table_lookup(optlist, "priority"); colorarg = g_hash_table_lookup(optlist, "color"); actcolorarg = g_hash_table_lookup(optlist, "actcolor"); if (*text == '\0') cmd_param_error(CMDERR_NOT_ENOUGH_PARAMS); channels = (chanarg == NULL || *chanarg == '\0') ? NULL : g_strsplit(replace_chars(chanarg, ',', ' '), " ", -1); rec = hilight_find(text, channels); if (rec == NULL) { rec = g_new0(HILIGHT_REC, 1); /* default to nick/word hilighting */ rec->nick = TRUE; rec->word = TRUE; rec->text = g_strdup(text); rec->channels = channels; } else { g_strfreev(channels); hilight_remove_config(rec); hilights = g_slist_remove(hilights, rec); } rec->level = (levelarg == NULL || *levelarg == '\0') ? 0 : level2bits(replace_chars(levelarg, ',', ' ')); rec->priority = priorityarg == NULL ? 0 : atoi(priorityarg); if (g_hash_table_lookup(optlist, "line") != NULL) { rec->word = FALSE; rec->nick = FALSE; } if (g_hash_table_lookup(optlist, "word") != NULL) { rec->word = TRUE; rec->nick = FALSE; } if (g_hash_table_lookup(optlist, "nick") != NULL) rec->nick = TRUE; rec->nickmask = g_hash_table_lookup(optlist, "mask") != NULL; rec->fullword = g_hash_table_lookup(optlist, "word") != NULL; rec->regexp = g_hash_table_lookup(optlist, "regexp") != NULL; if (colorarg != NULL) { if (*colorarg != '\0') rec->color = g_strdup(colorarg); else g_free_and_null(rec->color); } if (actcolorarg != NULL) { if (*actcolorarg != '\0') rec->act_color = g_strdup(actcolorarg); else g_free_and_null(rec->act_color); } #ifdef HAVE_REGEX_H if (rec->regexp_compiled) regfree(&rec->preg); rec->regexp_compiled = !rec->regexp ? FALSE : regcomp(&rec->preg, rec->text, REG_EXTENDED|REG_ICASE) == 0; #endif hilights = g_slist_append(hilights, rec); hilight_add_config(rec); hilight_print(g_slist_index(hilights, rec)+1, rec); cmd_params_free(free_arg); reset_cache(); } /* SYNTAX: DEHILIGHT | */ static void cmd_dehilight(const char *data) { HILIGHT_REC *rec; GSList *tmp; if (is_numeric(data, ' ')) { /* with index number */ tmp = g_slist_nth(hilights, atoi(data)-1); rec = tmp == NULL ? NULL : tmp->data; } else { /* with mask */ char *chans[2] = { "*", NULL }; rec = hilight_find(data, chans); } if (rec == NULL) printformat(NULL, NULL, MSGLEVEL_CLIENTNOTICE, TXT_HILIGHT_NOT_FOUND, data); else { printformat(NULL, NULL, MSGLEVEL_CLIENTNOTICE, TXT_HILIGHT_REMOVED, rec->text); hilight_remove(rec); reset_cache(); } } static void hilight_nick_cache(GHashTable *list, CHANNEL_REC *channel, NICK_REC *nick) { GSList *tmp; HILIGHT_REC *match; char *nickmask; int len, best_match; if (nick->host == NULL) return; /* don't check until host is known */ nickmask = g_strconcat(nick->nick, "!", nick->host, NULL); best_match = 0; match = NULL; for (tmp = hilights; tmp != NULL; tmp = tmp->next) { HILIGHT_REC *rec = tmp->data; if (rec->nickmask && hilight_match_channel(rec, channel->name) && match_wildcards(rec->text, nickmask)) { len = strlen(rec->text); if (best_match < len) { best_match = len; match = rec; } } } g_free_not_null(nickmask); if (match != NULL) g_hash_table_insert(list, nick, match); } static void read_settings(void) { default_hilight_level = level2bits(settings_get_str("hilight_levels")); } void hilight_text_init(void) { settings_add_str("lookandfeel", "hilight_color", "8"); settings_add_str("lookandfeel", "hilight_levels", "PUBLIC DCCMSGS"); next_nick_hilight = NULL; next_line_hilight = NULL; read_settings(); nickmatch = nickmatch_init(hilight_nick_cache); read_hilight_config(); signal_add_first("print text stripped", (SIGNAL_FUNC) sig_print_text_stripped); signal_add_first("print text", (SIGNAL_FUNC) sig_print_text); signal_add("setup reread", (SIGNAL_FUNC) read_hilight_config); signal_add("setup changed", (SIGNAL_FUNC) read_settings); command_bind("hilight", NULL, (SIGNAL_FUNC) cmd_hilight); command_bind("dehilight", NULL, (SIGNAL_FUNC) cmd_dehilight); command_set_options("hilight", "-color -actcolor -level -priority -channels nick word line mask full regexp"); } void hilight_text_deinit(void) { hilights_destroy_all(); nickmatch_deinit(nickmatch); signal_remove("print text stripped", (SIGNAL_FUNC) sig_print_text_stripped); signal_remove("print text", (SIGNAL_FUNC) sig_print_text); signal_remove("setup reread", (SIGNAL_FUNC) read_hilight_config); signal_remove("setup changed", (SIGNAL_FUNC) read_settings); command_unbind("hilight", (SIGNAL_FUNC) cmd_hilight); command_unbind("dehilight", (SIGNAL_FUNC) cmd_dehilight); }