1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
|
/* Copyright (C) 2020 June 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 <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <sysexits.h>
#include "server.h"
bool contextsPublic;
int contextsRecent = 500;
const char *ContextsMOTDQuery = SQL(
SELECT motd
FROM motds
WHERE network = :network
ORDER BY time DESC
LIMIT 1;
);
const char *ContextsQuery = SQL(
WITH recentEvents AS (
SELECT time, context
FROM events
ORDER BY event DESC
LIMIT :recent
), activeContexts AS (
SELECT name, query
FROM contexts
JOIN recentEvents USING (context)
WHERE network = :network AND query <= NOT :public
GROUP BY context
ORDER BY max(time) DESC
), allContexts AS (
SELECT name, query
FROM contexts
WHERE network = :network AND query <= NOT :public
ORDER BY query, name COLLATE NOCASE
)
SELECT name, query, 1 FROM activeContexts
UNION ALL
SELECT name, query, 0 FROM allContexts;
);
enum kcgi_err contextsPage(struct kreq *req) {
if (!req->fieldmap[Network]) return httpFail(req, KHTTP_400);
const char *network = req->fieldmap[Network]->parsed.s;
enum kcgi_err error = 0
|| httpHead(req, KHTTP_200, KMIME_TEXT_HTML)
|| khttp_body(req);
if (req->method == KMETHOD_HEAD) return error;
struct khtmlreq html;
error = error
|| khtml_open(&html, req, 0)
|| htmlHead(&html, req, network)
|| htmlNav(&html, req);
if (error) return error;
sqlite3_reset(stmt.contexts);
dbBindText(stmt.contexts, ":network", network);
dbBindInt(stmt.contexts, ":recent", contextsRecent);
dbBindInt(stmt.contexts, ":public", contextsPublic);
enum State {
None,
Active,
Channels,
Queries,
} state = None;
const char *Headings[] = { NULL, "Active", "Channels", "Queries" };
int result;
while (SQLITE_ROW == (result = sqlite3_step(stmt.contexts))) {
int i = 0;
const char *context = sqlite3_column_text(stmt.contexts, i++);
bool query = sqlite3_column_int(stmt.contexts, i++);
bool active = sqlite3_column_int(stmt.contexts, i++);
enum State prev = state;
state = (active ? Active : query ? Queries : Channels);
if (state != prev) {
error = 0
|| khtml_closeelem(&html, 1)
|| khtml_elem(&html, KELEM_H2)
|| khtml_puts(&html, Headings[state])
|| khtml_closeelem(&html, 1)
|| khtml_elem(&html, KELEM_UL);
if (error) return error;
}
char *href = khttp_urlpart(
NULL, NULL, Pages[Events],
Keys[Network].name, network,
Keys[Context].name, context,
NULL
);
if (!href) err(EX_OSERR, "khttp_urlpart");
error = 0
|| khtml_elem(&html, KELEM_LI)
|| khtml_attr(&html, KELEM_A, KATTR_HREF, href, KATTR__MAX)
|| khtml_puts(&html, context)
|| khtml_closeelem(&html, 2);
free(href);
if (error) return error;
}
if (result != SQLITE_DONE) errx(EX_SOFTWARE, "%s", sqlite3_errmsg(db));
error = khtml_closeelem(&html, 1);
if (error) return error;
sqlite3_reset(stmt.motd);
dbBindText(stmt.motd, ":network", network);
result = sqlite3_step(stmt.motd);
if (result == SQLITE_ROW) {
error = 0
|| khtml_elem(&html, KELEM_H2)
|| khtml_puts(&html, "MOTD")
|| khtml_closeelem(&html, 1)
|| khtml_elem(&html, KELEM_PRE)
|| htmlIRC(&html, sqlite3_column_text(stmt.motd, 0))
|| khtml_closeelem(&html, 1);
if (error) return error;
result = sqlite3_step(stmt.motd);
}
if (result != SQLITE_DONE) errx(EX_SOFTWARE, "%s", sqlite3_errmsg(db));
return htmlFooter(&html, req) || khtml_close(&html);
}
|