Project::OSiRiON - Git repositories
Project::OSiRiON
News . About . Screenshots . Downloads . Forum . Wiki . Tracker . Git
summaryrefslogtreecommitdiff
blob: 0fe874e2ce9b7b9b7b0890d7a76a56661315b940 (plain)
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
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
/*
   server/console.cc
   This file is part of the Osirion project and is distributed under
   the terms and conditions of the GNU General Public License version 2
*/

#include <iostream>
#include <queue>
#include <string>
#include <sstream>
#include <iomanip>
#include <cmath>

#include "server/console.h"
#include "core/core.h"
#include "sys/consoleinterface.h"
#include "auxiliary/functions.h"

#ifdef HAVE_CURSES
#include <ncurses.h>
#endif

namespace server {

bool console_initialized = false;
bool console_updated = false;

const size_t MAXHISTOLINES = 512;
float prev_time = 0;
Console server_console;

#ifdef HAVE_CURSES
WINDOW *stdwin;
#endif

Console *console()
{
	return (&server_console);
}

void Console::init()
{
#ifdef HAVE_CURSES
        stdwin = initscr();             // initialize the ncurses window
        cbreak();                       // disable input line buffering
        noecho();                       // don't show typed characters
        keypad(stdwin, TRUE);           // enable special keys
        nodelay(stdwin, TRUE);          // non-blocking input
        curs_set(1);                    // enable cursor
	
	if (has_colors() == TRUE) {
		start_color();
		// this is ncurses-specific
		use_default_colors();
		// COLOR_PAIR(0) is terminal default
		init_pair(1, COLOR_RED, -1); 
		init_pair(2, COLOR_GREEN, -1);
		init_pair(3, COLOR_YELLOW, -1);
		init_pair(4, COLOR_BLUE, -1);
		init_pair(5, COLOR_CYAN, -1);
		init_pair(6, COLOR_MAGENTA, -1);
		init_pair(7, -1, -1);
	}
	console_initialized = true;
	console_updated = true;

#endif // HAVE_CURSES	

	con_print << "Initializing console..." << std::endl;

#ifdef HAVE_CURSES
        server_console.history.clear();
        server_console.history.push_back("");
        server_console.history_pos = server_console.history.rbegin();
        server_console.input_pos = 0;

	server_console.draw();
#endif // HAVE_CURSES
}

void Console::shutdown()
{
	con_print << "Shutting down console..." << std::endl;

#ifdef HAVE_CURSES
	server_console.draw();
	endwin();
	console_initialized = false;

	server_console.dump();
#endif
}

#ifdef HAVE_CURSES
void Console::dump()
{
	flush();

	// dump console content 
	for (std::deque<std::string>::iterator it = consoleinterface_text.begin(); it != consoleinterface_text.end(); it++) {
		print_ansi((*it).c_str());
		std::cout << std::endl;
	}
}

void Console::resize()
{
	if (!console_initialized)
		return;
	
	endwin();
	refresh();

	draw();	
}

void Console::flush()
{
	if (rcon())
		return;

        char line[MAXCMDSIZE];

        while(consoleinterface_buffer.getline(line, MAXCMDSIZE-1)) {

                while (consoleinterface_text.size() >= sys::MAXCONLINES) {
                        consoleinterface_text.pop_front();
                }
                consoleinterface_text.push_back(std::string(line));
		console_updated = true;
        }

        consoleinterface_buffer.clear();
}

void Console::set_color(const char *color_code)
{
	if (!has_colors())
		return;

	int color = 0;
	bool bold = false;

	if (aux::is_base_color_code(color_code)) {
		// base colors
		// Black=0, Red=1, Green=2, Yellow=3, Blue=4, Cyan=5, Magenta=6, White=7

		color = *(color_code+1) - '0';
		if (color == 3 || color == 0)
			bold = true;
		else
			bold = false;

	} else if (aux::is_core_color_code(color_code)) {

		switch (*(color_code+1)) {
			case 'N': // normal color
			case 'D': // debug color
				color = 0;
				break;
			case 'B': // bold color
				color = 0;
				bold = true;
				break;
			case 'W': // warning color
				color = 3;
				bold = true;
				break;
			case 'R': // error color
				color = 1;
				bold = true;
				break;
			case 'F': // fancy color
				color = 2;
				bold = true;
				break;
		}
	}

	color_set(color, NULL);
	if (bold)
		attron(A_BOLD);
	else
		attroff(A_BOLD);

}

void Console::draw_background()
{
	color_set(0, NULL);
	attroff(A_BOLD);

	bkgdset(' ');
	clear();

	// draw version string
	color_set(2, NULL);
	std::string versionstr("The Osirion Project ");
	versionstr.append(core::version());
	int y = stdwin->_maxx - 1 - versionstr.size();
	if (y < 0)
		y = 0;
	mvaddnstr(0, y, versionstr.c_str(), stdwin->_maxx - 1);
}

void Console::draw_status()
{
	if (core::game()) {
		attroff(A_BOLD);
		color_set(2, NULL);
		int minutes = (int) floorf(core::game()->serverframetime() / 60.0f);
		int seconds = (int) floorf( core::game()->serverframetime() - (float) minutes* 60.0f);
		std::stringstream status;
		status  << "time " << std::setfill(' ') << std::setw(3) << minutes << ":" << std::setfill('0') << std::setw(2) << seconds;
		mvaddnstr(0, 2, status.str().c_str(), status.str().size());
	}
}
void Console::draw_text()
{
	int w = stdwin->_maxx;
	int h = stdwin->_maxy;
	
	if ((w < 3) || (h < 3))
		return;

	std::deque<std::string>	lines;

	int console_scroll = 0;
	int height = stdwin->_maxy - 1;
	int  width = stdwin->_maxx - 1;
	int bottom = (int) consoleinterface_text.size() - console_scroll;
	int current_line = 0;

	// parse console text, wrap long lines
	for (std::deque<std::string>::iterator it = consoleinterface_text.begin(); it != consoleinterface_text.end() && current_line < bottom; it++) {
		if (current_line >= bottom - height) {
			std::string linedata(*it);
			linedata += '\n';

			std::string word;
			int word_length = 0;

			std::string line;
			int line_length = 0;

			const char *c = linedata.c_str();
			char pen = 'N';
			char wordpen = 'N';

			while (*c) {

				// color code
				if (aux::is_color_code(c)) {
					c++;
					pen = *c;
					word += '^';
					word += pen;
				}

				// new word, wrap if necessary
				else if ((*c == '\n' ) || ( *c == ' ')) {
					
					if (line_length + word_length > width) {
						if (line.size()) {
							lines.push_back(line);
							line.clear();
							line += '^';
							line += wordpen;
							line_length = 0;
						}
					}
					
					line.append(word);
					line_length += word_length;

					word.clear();
					word_length = 0;
					wordpen = pen;
									
					// new line
					if (*c == '\n' ) {
						lines.push_back(line);
						line.clear();
						line_length = 0;
					// new word
					} else if (*c == ' ' ) {
						line += ' ';
						line_length++;
					}
				}

				// new character
				else {	
					word += *c;
					word_length++;
					
					if (word_length == width) {
						if (line.size()) {
							lines.push_back(line);
							line.clear();
							line += '^';
							line += wordpen;
							line_length = 0;
						}

						line.append(word);
						line_length = word_length;

						word.clear();
						word_length = 0;
						wordpen = pen;
					}
				}

				c++;
			}
			
		}
		current_line++;		
	}

	int y = stdwin->_maxy - 1;
	color_set(0, NULL);
	attroff(A_BOLD);

	for (std::deque<std::string>::reverse_iterator rit = lines.rbegin(); (y > 0) && (rit != lines.rend()); ++rit) {

		const char *c = (*rit).c_str();
		int x = 0;

		while (*c) {
			if (aux::is_color_code(c)) {
				set_color(c);
				c++;
			} else {
				mvaddnstr(y, x, c, 1);
				x++;
			}
			c++;
		}
		y--;
	}
}

void Console::draw_input()
{
	color_set(0, NULL);
	attron(A_BOLD);
	// draw input text
	mvaddstr(stdwin->_maxy, 0, ">");
	mvaddstr(stdwin->_maxy, 1, (*history_pos).c_str()); 
	// fill the remainder with spaces
	for (int i=1 + (*history_pos).size(); i < stdwin->_maxx; i++)
		addch(' ');
}

void Console::draw() 
{
 	if (!console_initialized)
		return;

	draw_background();
	draw_status();
	draw_text();
	draw_input();
	move(stdwin->_maxy, 1 + input_pos);
	wrefresh(stdwin);

	console_updated = false;
	console_lastrefresh = 0;
}

void Console::frame(float seconds)
{
	std::deque<std::string>::reverse_iterator upit;

	flush();

	if (!console_initialized)
		return;

	console_lastrefresh += seconds;
	bool input_updated = false;

	int key = wgetch(stdwin);
	while (key != ERR) {
		if (key == KEY_BACKSPACE || key == 8 || key == 127) {
			if ((*history_pos).size() && input_pos) {
				(*history_pos).erase(input_pos-1, 1);
				input_pos--;
				input_updated = true;
			}
			break;
		} else  if (key == KEY_STAB || key ==9) {
			core::CommandBuffer::complete( (*history_pos), input_pos);
			input_updated = true;
			break;
		} else  if (key == KEY_LEFT) {
			if (input_pos > 0) {
				input_pos--;
			}
			input_updated = true;
			break;
        	} else if (key == KEY_RIGHT) {
			if (input_pos < (*history_pos).size()) {
				input_pos++;
			}
			input_updated = true;
			break;
		} else if (key == KEY_HOME) {
			input_pos = 0;
			input_updated = true;
			break;
		} else if (key == KEY_END) {
			input_pos = (*history_pos).size();
			input_updated = true;
			break;
		} else if (key == KEY_UP) {
			upit = history_pos;
			++upit;
			if (upit != history.rend()) {
				history_pos = upit;
				input_pos = (*history_pos).size();
				input_updated = true;
			}
			break;
		} else if (key == KEY_DOWN) {
			if (history_pos != history.rbegin()) {
				--history_pos;
				input_pos = (*history_pos).size();
				input_updated = true;
			}
			break;		
        	} else if (key == KEY_ENTER || key == '\n') {
			if ((*history_pos).size()) {
				// store input into history
				while (history.size() >= MAXHISTOLINES) {
					history.pop_front();
				}
	
				core::cmd() << (*history_pos) << std::endl;
				con_print << "^B>" << (*history_pos) << std::endl;
				(*history.rbegin()) = (*history_pos);
	
				history.push_back("");
				history_pos = history.rbegin();
				input_pos = 0;
				console_updated = true;
			}
			break;
        	} else if (key == KEY_PPAGE) {
        	} else if (key == KEY_NPAGE) {
        	} else if ((key >= 32) && (key < 127) && ((*history_pos).size() < MAXCMDSIZE)) {
			if (input_pos == (*history_pos).size()) {
				(*history_pos) += (char)key;
			} else {
				(*history_pos).insert(input_pos, 1, (char)key);
			}
			input_pos++;
			input_updated = true;
        	}
		key = wgetch(stdwin);
	}

	if (console_updated) {
		draw();
	} else {
		if (input_updated) {
			draw_input();
		}
		if (roundf(core::game()->serverframetime()) != prev_time) {
			draw_status();
			prev_time = roundf(core::game()->serverframetime());
			input_updated = true;
		}
		if (input_updated) {
			// move the cursor to input position
			move(stdwin->_maxy, 1 + input_pos);
		}
	}
}
#endif // HAVE_CURSES

}