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
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
|
/* 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 <stdarg.h>
#include <stdbool.h>
#include <stdint.h>
#include <sys/types.h>
#include <sysexits.h>
#include <kcgi.h>
#include <kcgihtml.h>
#include <sqlite3.h>
#if KCGI_VMAJOR == 0 && KCGI_VMINOR < 12
#define khttp_urlpart(...) kutil_urlpart(NULL, __VA_ARGS__)
#define khttp_urlpartx(...) kutil_urlpartx(NULL, __VA_ARGS__)
#endif
// Why does it return (const unsigned char *)?
#define sqlite3_column_text(...) (const char *)sqlite3_column_text(__VA_ARGS__)
#define SQL(...) #__VA_ARGS__
#define ENUM_PAGES \
X(Networks, "networks") \
X(Contexts, "contexts") \
X(Events, "events") \
X(Search, "search") \
X(Stylesheet, "stylesheet")
enum {
#define X(page, path) page,
ENUM_PAGES
#undef X
PagesLen,
};
extern const char *Pages[PagesLen];
#define ENUM_KEYS \
X(Network, "network", kvalid_stringne) \
X(Context, "context", kvalid_stringne) \
X(After, "after", kvalid_stringne) \
X(Before, "before", kvalid_stringne) \
X(Query, "query", kvalid_stringne) \
X(Offset, "offset", kvalid_int)
enum {
#define X(key, name, valid) key,
ENUM_KEYS
#undef X
KeysLen,
};
extern const struct kvalid Keys[KeysLen];
struct Scope {
const char *network;
const char *context;
const char *query;
};
static inline struct Scope pageScope(struct kreq *req) {
struct Scope s = {0};
if (req->fieldmap[Network]) s.network = req->fieldmap[Network]->parsed.s;
if (req->fieldmap[Context]) s.context = req->fieldmap[Context]->parsed.s;
if (req->fieldmap[Query]) s.query = req->fieldmap[Query]->parsed.s;
return s;
}
extern int contextsRecent;
extern bool contextsPublic;
extern const char *NetworksQuery;
extern const char *ContextsQuery;
extern const char *ContextsMOTDQuery;
enum kcgi_err networksPage(struct kreq *req);
enum kcgi_err contextsPage(struct kreq *req);
extern int eventsGap;
extern int eventsOverlap;
extern int eventsLimit;
extern const char *EventsTopicQuery;
extern const char *EventsAfterQuery;
extern const char *EventsBeforeQuery;
extern const char *SearchQuery;
enum kcgi_err eventsPage(struct kreq *req);
enum kcgi_err searchPage(struct kreq *req);
extern sqlite3 *db;
#define ENUM_STMTS \
X(networks, NetworksQuery) \
X(contexts, ContextsQuery) \
X(motd, ContextsMOTDQuery) \
X(topic, EventsTopicQuery) \
X(eventsAfter, EventsAfterQuery) \
X(eventsBefore, EventsBeforeQuery) \
X(search, SearchQuery)
extern struct Statements {
#define X(name, query) sqlite3_stmt *name;
ENUM_STMTS
#undef X
} stmt;
static inline void dbPrepare(sqlite3_stmt **stmt, const char *query) {
int error = sqlite3_prepare_v3(
db, query, -1, SQLITE_PREPARE_PERSISTENT, stmt, NULL
);
if (error) errx(EX_SOFTWARE, "%s: %s", sqlite3_errmsg(db), query);
}
static inline int dbParam(sqlite3_stmt *stmt, const char *param) {
int index = sqlite3_bind_parameter_index(stmt, param);
if (index) return index;
errx(EX_SOFTWARE, "no such parameter %s: %s", param, sqlite3_sql(stmt));
}
static inline void
dbBindInt(sqlite3_stmt *stmt, const char *param, sqlite3_int64 value) {
if (!sqlite3_bind_int64(stmt, dbParam(stmt, param), value)) return;
errx(EX_SOFTWARE, "sqlite3_bind_int64: %s", sqlite3_errmsg(db));
}
static inline void
dbBindText(sqlite3_stmt *stmt, const char *param, const char *value) {
if (!sqlite3_bind_text(stmt, dbParam(stmt, param), value, -1, NULL)) return;
errx(EX_SOFTWARE, "sqlite3_bind_text: %s", sqlite3_errmsg(db));
}
enum {
DatabaseVersionMin = 4,
DatabaseVersionMax = 5,
};
#define ENUM_TYPE \
X(Privmsg, "privmsg") \
X(Notice, "notice") \
X(Action, "action") \
X(Join, "join") \
X(Part, "part") \
X(Quit, "quit") \
X(Kick, "kick") \
X(Nick, "nick") \
X(Topic, "topic") \
X(Ban, "ban") \
X(Unban, "unban")
enum Type {
#define X(id, name) id,
ENUM_TYPE
#undef X
TypesLen,
};
struct Event {
int64_t event;
time_t time;
const char *network;
const char *context;
enum Type type;
const char *nick;
const char *user;
const char *host;
const char *target;
const char *message;
};
extern const char *htmlStylesheet;
enum kcgi_err htmlHead(struct khtmlreq *html, const char *title);
enum kcgi_err htmlScopeFields(struct khtmlreq *html, struct Scope scope);
enum kcgi_err htmlNav(struct khtmlreq *html, struct Scope scope);
enum kcgi_err htmlFooter(struct khtmlreq *html);
enum kcgi_err htmlEvent(
struct khtmlreq *html, struct Scope scope, struct Event event
);
static inline enum kcgi_err
httpHead(struct kreq *req, enum khttp http, enum kmime mime) {
return khttp_head(req, kresps[KRESP_STATUS], "%s", khttps[http])
|| khttp_head(req, kresps[KRESP_CONTENT_TYPE], "%s", kmimetypes[mime]);
}
static inline enum kcgi_err
httpRedirect(struct kreq *req, const char *url) {
return httpHead(req, KHTTP_302, KMIME_TEXT_PLAIN)
|| khttp_head(req, kresps[KRESP_LOCATION], "%s", url)
|| khttp_body(req)
|| khttp_printf(req, "%s\n", url);
}
static inline enum kcgi_err httpFail(struct kreq *req, enum khttp http) {
return httpHead(req, http, KMIME_TEXT_PLAIN)
|| khttp_body(req)
|| khttp_printf(req, "%s\n", khttps[http]);
}
|