74 lines
2.0 KiB
C
74 lines
2.0 KiB
C
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/* Copyright (C) 2020 C. McEnroe <june@causal.agency>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include <err.h>
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#include <fnmatch.h>
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#include <stdbool.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sysexits.h>
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#include "chat.h"
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struct Ignore ignore;
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const char *ignoreAdd(const char *pattern) {
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if (ignore.len == IgnoreCap) errx(EX_CONFIG, "ignore limit exceeded");
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uint ex = 0, sp = 0;
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for (const char *ch = pattern; *ch; ++ch) {
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if (*ch == '!') ex++;
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if (*ch == ' ') sp++;
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}
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char **dest = &ignore.patterns[ignore.len++];
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if (!ex && !sp) {
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asprintf(dest, "%s!*@* * *", pattern);
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} else if (sp < 1) {
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asprintf(dest, "%s * *", pattern);
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} else if (sp < 2) {
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asprintf(dest, "%s *", pattern);
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} else {
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*dest = strdup(pattern);
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}
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if (!*dest) err(EX_OSERR, "strdup");
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return *dest;
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}
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bool ignoreRemove(const char *pattern) {
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bool found = false;
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for (size_t i = 0; i < ignore.len; ++i) {
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if (strcasecmp(ignore.patterns[i], pattern)) continue;
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free(ignore.patterns[i]);
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ignore.patterns[i] = ignore.patterns[--ignore.len];
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found = true;
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}
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return found;
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}
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enum Heat ignoreCheck(enum Heat heat, const struct Message *msg) {
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char match[512];
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snprintf(
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match, sizeof(match), "%s!%s@%s %s %s",
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msg->nick, msg->user, msg->host, msg->cmd,
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(msg->params[0] ? msg->params[0] : "")
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);
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for (size_t i = 0; i < ignore.len; ++i) {
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if (fnmatch(ignore.patterns[i], match, FNM_CASEFOLD)) continue;
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return Ice;
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}
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return heat;
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}
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