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/* Copyright (C) 2020 C. McEnroe <june@causal.agency>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <err.h>
#include <stdio.h>
#include <stdlib.h>
#include <sysexits.h>
#include <time.h>
#include "server.h"
const char *EventsAfterQuery = SQL(
SELECT
events.event,
events.time,
events.type,
names.nick,
names.user,
names.host,
events.target,
events.message
FROM events
JOIN contexts USING (context)
JOIN names USING (name)
WHERE contexts.network = :network
AND contexts.name = :context
AND contexts.query <= NOT :public
AND events.time >= strftime('%s', :time)
ORDER BY events.time, events.event
LIMIT :limit;
);
const char *EventsBeforeQuery = SQL(
WITH before AS (
SELECT
events.event,
events.time,
events.type,
names.nick,
names.user,
names.host,
events.target,
events.message
FROM events
JOIN contexts USING (context)
JOIN names USING (name)
WHERE contexts.network = :network
AND contexts.name = :context
AND contexts.query <= NOT :public
AND events.time < strftime('%s', :time)
ORDER BY events.time DESC
LIMIT :limit
)
SELECT * FROM before
ORDER BY time, event;
);
enum kcgi_err pageEvents(struct kreq *req) {
struct Scope scope = htmlScope(req);
if (!scope.network || !scope.context) return httpFail(req, KHTTP_400);
if (!req->fieldmap[After] && !req->fieldmap[Before]) {
struct tm *tm = gmtime(&(time_t) { time(NULL) });
if (!tm) err(EX_OSERR, "gmtime");
char time[sizeof("0000-00-00T00:00:00")];
strftime(time, sizeof(time), "%FT%T", tm);
char *url = khttp_urlpart(
NULL, NULL, Pages[Events],
Keys[Network].name, scope.network,
Keys[Context].name, scope.context,
Keys[Before].name, time,
NULL
);
enum kcgi_err error = httpRedirect(req, url);
free(url);
return error;
}
const char *time = req->fieldmap[Before]
? req->fieldmap[Before]->parsed.s
: req->fieldmap[After]->parsed.s;
enum kcgi_err error = httpHead(req, KHTTP_200, KMIME_TEXT_HTML);
if (req->method == KMETHOD_HEAD) return error;
struct khtmlreq html;
error = error
|| khttp_body(req)
|| khtml_open(&html, req, KHTML_PRETTY)
|| htmlHead(&html, scope.context)
|| htmlNav(&html, scope)
|| khtml_elem(&html, KELEM_TABLE);
if (error) return error;
sqlite3_stmt *events = stmt.eventsAfter;
if (req->fieldmap[Before]) events = stmt.eventsBefore;
sqlite3_reset(events);
dbBindText(events, ":network", scope.network);
dbBindText(events, ":context", scope.context);
dbBindText(events, ":time", time);
dbBindInt(events, ":public", pagePublic);
dbBindInt(events, ":limit", pageLimit);
int result;
while (SQLITE_ROW == (result = sqlite3_step(events))) {
int i = 0;
struct Event event = {0};
event.event = sqlite3_column_int64(events, i++);
event.time = sqlite3_column_int64(events, i++);
event.type = sqlite3_column_int(events, i++);
event.nick = sqlite3_column_text(events, i++);
event.user = sqlite3_column_text(events, i++);
event.host = sqlite3_column_text(events, i++);
event.target = sqlite3_column_text(events, i++);
event.message = sqlite3_column_text(events, i++);
error = htmlEvent(&html, scope, event);
if (error) break;
}
if (result != SQLITE_DONE) errx(EX_SOFTWARE, "%s", sqlite3_errmsg(db));
return error || htmlFooter(&html) || khtml_close(&html);
}
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