about summary refs log tree commit diff
path: root/chat.h
blob: ace82fcadbea45b3420e2fc86466c6fa9dbedb3d (plain) (blame)
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
/* Copyright (C) 2018  Curtis 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/>.
 */

#define SOURCE_URL "https://code.causal.agency/june/chatte"

#include <stdarg.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include <wchar.h>

#define err(...) do { uiHide(); err(__VA_ARGS__); } while (0)
#define errx(...) do { uiHide(); errx(__VA_ARGS__); } while (0)

struct {
	bool verbose;
	char *nick;
	char *user;
	char *join;
} self;

void selfNick(const char *nick);
void selfUser(const char *user);
void selfJoin(const char *join);

struct Tag {
	size_t id;
	const char *name;
};

enum { TAGS_LEN = 256 };
const struct Tag TAG_NONE;
const struct Tag TAG_STATUS;
const struct Tag TAG_VERBOSE;
struct Tag tagFind(const char *name);
struct Tag tagFor(const char *name);

enum {
	IRC_WHITE,
	IRC_BLACK,
	IRC_BLUE,
	IRC_GREEN,
	IRC_RED,
	IRC_BROWN,
	IRC_MAGENTA,
	IRC_ORANGE,
	IRC_YELLOW,
	IRC_LIGHT_GREEN,
	IRC_CYAN,
	IRC_LIGHT_CYAN,
	IRC_LIGHT_BLUE,
	IRC_PINK,
	IRC_GRAY,
	IRC_LIGHT_GRAY,
};
enum {
	IRC_BOLD      = 002,
	IRC_COLOR     = 003,
	IRC_REVERSE   = 026,
	IRC_RESET     = 017,
	IRC_ITALIC    = 035,
	IRC_UNDERLINE = 037,
};

void handle(char *line);
void input(struct Tag tag, char *line);
void inputTab(void);

int ircConnect(
	const char *host, const char *port, const char *pass, const char *webPass
);
void ircRead(void);
void ircWrite(const char *ptr, size_t len);
void ircFmt(const char *format, ...) __attribute__((format(printf, 1, 2)));

void uiInit(void);
void uiHide(void);
void uiExit(void);
void uiDraw(void);
void uiRead(void);

void uiViewTag(struct Tag tag);
void uiViewNum(int num);
void uiCloseTag(struct Tag tag);

enum UIHeat {
	UI_COLD,
	UI_WARM,
	UI_HOT,
};
void uiTopic(struct Tag tag, const char *topic);
void uiLog(struct Tag tag, enum UIHeat heat, const wchar_t *line);
void uiFmt(struct Tag tag, enum UIHeat heat, const wchar_t *format, ...);

enum TermMode {
	TERM_FOCUS,
	TERM_PASTE,
};
enum TermEvent {
	TERM_NONE,
	TERM_FOCUS_IN,
	TERM_FOCUS_OUT,
	TERM_PASTE_START,
	TERM_PASTE_END,
};
void termInit(void);
void termTitle(const char *title);
void termMode(enum TermMode mode, bool set);
enum TermEvent termEvent(char ch);

enum Edit {
	EDIT_LEFT,
	EDIT_RIGHT,
	EDIT_HOME,
	EDIT_END,
	EDIT_BACK_WORD,
	EDIT_FORE_WORD,
	EDIT_INSERT,
	EDIT_BACKSPACE,
	EDIT_DELETE,
	EDIT_KILL_BACK_WORD,
	EDIT_KILL_FORE_WORD,
	EDIT_KILL_LINE,
	EDIT_COMPLETE,
	EDIT_ENTER,
};
void edit(struct Tag tag, enum Edit op, wchar_t ch);
const wchar_t *editHead(void);
const wchar_t *editTail(void);

void tabTouch(struct Tag tag, const char *word);
void tabAdd(struct Tag tag, const char *word);
void tabRemove(struct Tag tag, const char *word);
void tabReplace(struct Tag tag, const char *prev, const char *next);
void tabClear(struct Tag tag);
struct Tag tabTag(const char *word);
const char *tabNext(struct Tag tag, const char *prefix);
void tabAccept(void);
void tabReject(void);

void urlScan(struct Tag tag, const char *str);
void urlList(struct Tag tag);
void urlOpen(struct Tag tag, size_t at, size_t to);

void logOpen(const char *path);
void logFmt(
	struct Tag tag, const time_t *ts, const char *format, ...
) __attribute__((format(printf, 3, 4)));

void spawn(char *const argv[]);

wchar_t *wcsnchr(const wchar_t *wcs, size_t len, wchar_t chr);
wchar_t *wcsnrchr(const wchar_t *wcs, size_t len, wchar_t chr);
wchar_t *ambstowcs(const char *src);
char *awcstombs(const wchar_t *src);
char *awcsntombs(const wchar_t *src, size_t nwc);
int vaswprintf(wchar_t **ret, const wchar_t *format, va_list ap);

// HACK: clang won't check wchar_t *format strings.
#ifdef NDEBUG
#define uiFmt(tag, heat, format, ...) uiFmt(tag, heat, L##format, __VA_ARGS__)
#else
#define uiFmt(tag, heat, format, ...) do { \
	snprintf(NULL, 0, format, __VA_ARGS__); \
	uiFmt(tag, heat, L##format, __VA_ARGS__); \
} while(0)
#endif