summaryrefslogtreecommitdiff
path: root/src/window.py
blob: 6b6ad8dbec2768b6f5b9901e925c243eaa85191d (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
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
#!/usr/bin/python
# -*- coding:utf-8 -*-
#
# Copyright 2010 Le Coz Florent <louizatakk@fedoraproject.org>
#
# This file is part of Poezio.
#
# Poezio is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, version 3 of the License.
#
# Poezio 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Poezio.  If not, see <http://www.gnu.org/licenses/>.

import curses
from config import config

from common import debug

from message import Line

class Win(object):
    def __init__(self, height, width, y, x, parent_win):
        self._resize(height, width, y, x, parent_win)

    def _resize(self, height, width, y, x, parent_win):
        self.height, self.width, self.x, self.y = height, width, x, y
        try:
            self.win = parent_win.subwin(height, width, y, x)
        except:
            # When resizing in a too little height (less than 3 lines)
            # We don't need to resize the window, since this size
            # just makes no sense
            # Just don't crash when this happens.
            # (°>       also, a penguin
            # //\
            # V_/_
            pass
        self.win.idlok(1)
        self.win.leaveok(1)
        # self.win.syncok(0)

    def refresh(self):
        self.win.noutrefresh()

class UserList(Win):
    def __init__(self, height, width, y, x, parent_win, visible):
        Win.__init__(self, height, width, y, x, parent_win)
        self.visible = visible
        self.win.attron(curses.color_pair(2))
        # self.win.vline(0, 0, curses.ACS_VLINE, self.height)
        self.win.attroff(curses.color_pair(2))
        self.color_role = {'moderator': 3,
                           'participant':2,
                           'visitor':4
                           }
        self.color_show = {'xa':12,
                           'None':8,
                           'dnd':13,
                           'away':14,
                           'chat':15
                           }

    def refresh(self, users):
        if not self.visible:
            return
        self.win.erase()
        y = 0
        for user in users:
            try:
                role_col = self.color_role[user.role]
            except:
                role_col = 1
            try:
                show_col = self.color_show[user.show]
            except:
                show_col = 8
            self.win.attron(curses.color_pair(show_col))
            self.win.addnstr(y, 0, " ", 1)
            self.win.attroff(curses.color_pair(show_col))
            self.win.attron(curses.color_pair(role_col))
            self.win.addnstr(y, 1, user.nick, self.width-2)
            self.win.attroff(curses.color_pair(role_col))
            y += 1
            if y == self.height:
                break
        self.win.refresh()

    def resize(self, height, width, y, x, stdscr, visible):
        self.visible = visible
        if not visible:
            return
        self._resize(height, width, y, x, stdscr)

class Topic(Win):
    def __init__(self, height, width, y, x, parent_win, visible):
        self.visible = visible
        Win.__init__(self, height, width, y, x, parent_win)

    def resize(self, height, width, y, x, stdscr, visible):
        self._resize(height, width, y, x, stdscr)

    def refresh(self, room_name):
        if not self.visible:
            return
        self.win.erase()
        try:
            self.win.addnstr(0, 0, room_name + " "*(self.width-len(room_name)), self.width
                             , curses.color_pair(1))
        except:pass
        self.win.refresh()

class RoomInfo(Win):
    def __init__(self, height, width, y, x, parent_win, visible):
        self.visible = visible
        Win.__init__(self, height, width, y, x, parent_win)

    def resize(self, height, width, y, x, stdscr, visible):
        self._resize(height, width, y, x, stdscr)

    def refresh(self, rooms, current):
        if not self.visible:
            return
        def compare_room(a, b):
            return a.nb - b.nb
        self.win.erase()
        try:
            self.win.addnstr(0, 0, current.name+" [", self.width
                             ,curses.color_pair(1))
        except:
            pass
        sorted_rooms = sorted(rooms, compare_room)
        for room in sorted_rooms:
            if current == room:
                color = 10
            else:
                color = room.color_state
            try:
                self.win.addstr(str(room.nb), curses.color_pair(color))
                self.win.addstr(",", curses.color_pair(1))
            except:             # end of line
                break
        (y, x) = self.win.getyx()
        try:
            self.win.addstr(y, x-1, ']'+(' '*((self.width)-x)), curses.color_pair(1))
        except:
            pass
        self.win.refresh()

class TextWin(Win):
    """
    # keep a dict of {winname: window}
    # when a new message is received in a room, just add
    # the line at the bottom (and scroll if needed)
    # when the current room is changed, just refresh the
    # associated window
    # When the term is resized, rebuild ALL the windows
    # (the complete lines lists are keeped in the Room class)
    Nope, don't do that anymore.
    Weechat is doing it the easy way, and it's working, there's no
    reason poezio can't do it (it's python, but that shouldn't change
    anything)
    Just keep ONE single window for the text area and rewrite EVERYTHING
    on each change.
    """
    def __init__(self, height, width, y, x, parent_win, visible):
        self.visible = visible
        self.height = height
        self.width = width
        self.y = y
        self.x = x
        self.parent_win = parent_win
        Win.__init__(self, height, width, y, x, parent_win)
        self.win.scrollok(1)

    def build_lines_from_messages(self, messages):
        """
        From the n messages (n behing the height of the text area),
        returns the n last lines (Line object).
        """
        lines = []
        for message in messages:
            txt = message.txt
            offset = 11         # length of the time
            if message.nickname and len(message.nickname) >= 30:
                nick = message.nickname[:30]+u'…'
            else:
                nick = message.nickname
            if nick:
                offset += len(nick) + 2 # + nick + spaces length
            first = True
            while txt != '':
                # debug(txt)
                if txt[:self.width-offset].find('\n') != -1:
                    limit = txt[:self.width-offset].find('\n')
                    # debug("=================="+str(limit))
                else:
                    limit = self.width-offset-1
                if first and message.user:
                    line = Line(nick, message.user.color,
                                message.time,
                                txt[:limit], message.color,
                                offset)
                else:
                    line = Line(None, None,
                                message.time,
                                txt[:limit], message.color,
                                offset)
                lines.append(line)
                txt = txt[limit+1:]
                first = False
        return lines[-len(messages):]# return only the needed number of lines

    def refresh(self, room):
        """
        Build the Line objects from the messages, and then write
        them in the text area
        """
        from common import debug
        if not self.visible:
            return
        self.win.erase()
        if room.pos != 0:
            messages = room.messages[-self.height - room.pos : -room.pos]
        else:
            messages = room.messages[-self.height:]
        # lines = self.keep_n_lines(messages)
        lines = self.build_lines_from_messages(messages)
        y = 0
        for line in lines:
            self.win.move(y, 0)
            if line.time is not None:
                self.write_time(line.time)
            if line.nickname is not None:
                self.write_nickname(line.nickname.encode('utf-8'), line.nickname_color)
            # else:
            #     self.win.attron(curses.color_pair(8))
            # TODO on information
            self.write_text(y, line.text_offset, line.text, line.text_color)
            y += 1
            # if message.nickname is None:
            #     self.win.attroff(curses.color_pair(8))
        self.win.refresh()

    def write_text(self, y, x, txt, color):
        """
        return the number of line written, -1
        """
        txt = txt.encode('utf-8')
        if color:
            self.win.attron(curses.color_pair(color))
        self.win.addstr(y, x, txt)
        # while txt != '':
        #     # debug(txt)
        #     if txt[:self.width-x].find('\n') != -1:
        #         limit = txt[:self.width-x].find('\n')
        #         # debug("=================="+str(limit))
        #     else:
        #         limit = self.width-x
        #     self.win.addnstr(txt, limit)
        #     txt = txt[limit+1:]
        #     l += 1
        if color:
            self.win.attroff(curses.color_pair(color))
        # return l-1

    def write_nickname(self, nickname, color):
        """
        Write the nickname, using the user's color
        and return the number of written characters
        """
        self.win.attron(curses.color_pair(color))
        self.win.addstr(nickname)
        self.win.attroff(curses.color_pair(color))
        self.win.addnstr("> ", 2)

    def write_time(self, time):
        """
        Write the date on the yth line of the window
        """
        # debug(str(self.win.getmaxyx()))
        # debug(str(y))
        # debug('___________________')
        self.win.addnstr('['+time.strftime("%H"), 3)
        self.win.attron(curses.color_pair(9))
        self.win.addnstr(':', 1)
        self.win.attroff(curses.color_pair(9))
        self.win.addnstr(time.strftime('%M'), 2)
        self.win.attron(curses.color_pair(9))
        self.win.addnstr(':', 1)
        self.win.attroff(curses.color_pair(9))
        self.win.addnstr(time.strftime('%S') + "] ", 4)

    def resize(self, height, width, y, x, stdscr, visible):
        self.visible = visible
        self._resize(height, width, y, x, stdscr)

    # def redraw(self, room):
    #     """
    #     called when the buffer changes or is
    #     resized (a complete redraw is needed)
    #     """
    #     if not self.visible:
    #         return
    #     win = self.wins[room.name].win
    #     win.clear()
    #     win.move(0, 0)
    #     for line in room.lines:
    #         self.add_line(room, line)

    # def refresh(self, winname):
    #     self.
    #     if self.visible:
    #         self.wins[winname].refresh()

    # def add_line(self, room, line):
    #     if not self.visible:
    #         return
    #     win = self.wins[room.name].win
    #     users = room.users
    #     win.addstr('\n['+line[0].strftime("%H"))
    #     win.attron(curses.color_pair(9))
    #     win.addstr(':')
    #     win.attroff(curses.color_pair(9))
    #     win.addstr(line[0].strftime('%M'))
    #     win.attron(curses.color_pair(9))
    #     win.addstr(':')
    #     win.attroff(curses.color_pair(9))
    #     win.addstr(line[0].strftime('%S') + "] ")
    #     if len(line) == 2:
    #         try:
    #             win.attron(curses.color_pair(8))
    #             win.addstr(line[1])
    #             win.attroff(curses.color_pair(8))
    #         except:pass
    #     elif len(line) == 4:
    #         for user in users:
    #             if user.nick == line[1]:
    #                 break
    #         try:
    #             length = len('['+line[0].strftime("%H:%M:%S") + "] <")
    #             if line[1]:
    #                 win.attron(curses.color_pair(user.color))
    #                 win.addstr(line[1])
    #                 win.attroff(curses.color_pair(user.color))
    #             win.addstr("> ")
    #             if line[3]:
    #                 win.attron(curses.color_pair(line[3]))
    #             win.addstr(line[2])
    #             if line[3]:
    #                 win.attroff(curses.color_pair(line[3]))
    #         except:pass

    # def new_win(self, winname):
    #     newwin = Win(self.height, self.width, self.y, self.x, self.parent_win)
    #     newwin.win.idlok(True)
    #     newwin.win.scrollok(True)
    #     newwin.win.leaveok(1)
    #     self.wins[winname] = newwin

    # def resize(self, height, width, y, x, stdscr, visible):
    #     self.visible = visible
    #     if not visible:
    #         return
    #     for winname in self.wins.keys():
    #         self.wins[winname]._resize(height, width, y, x, stdscr)
    #         self.wins[winname].win.idlok(True)
    #         self.wins[winname].win.scrollok(True)
    #         self.wins[winname].win.leaveok(1)

class Input(Win):
    """
    """
    def __init__(self, height, width, y, x, stdscr, visible):
        Win.__init__(self, height, width, y, x, stdscr)
        self.win.leaveok(0)
        self.visible = visible
        self.history = []
        self.text = u''
        self.pos = 0
        self.histo_pos = 0
        self.hit_list = [] # current possible completion (normal)
        self.last_key_tab = False # True if we are cycling through possible completion

    def resize(self, height, width, y, x, stdscr, visible):
        self.visible = visible
        if not visible:
            return
        self._resize(height, width, y, x, stdscr)
        self.win.leaveok(0)
        self.win.clear()
        self.win.addnstr(0, 0, self.text.encode('utf-8'), self.width-1)

    def key_dc(self):
        """delete char"""
        if self.pos == len(self.text):
            return
        self.reset_completion()
        (y, x) = self.win.getyx()
        self.text = self.text[:self.pos]+self.text[self.pos+1:]
        self.win.delch(y, x)
        self.refresh()

    def key_up(self):
        if not len(self.history):
            return
        self.reset_completion()
        self.win.clear()
        if self.histo_pos >= 0:
            self.histo_pos -= 1
        self.text = self.history[self.histo_pos+1]
        if len(self.text) >= self.width-1:
            self.win.addstr(self.history[self.histo_pos+1][:self.width-1].encode('utf-8'))
        else:
            self.win.addstr(self.history[self.histo_pos+1].encode('utf-8'))
        self.pos = len(self.text)
        self.refresh()

    def key_down(self):
        if not len(self.history):
            return
        self.reset_completion()
        self.win.clear()
        if self.histo_pos < len(self.history)-1:
            self.histo_pos += 1
            self.text = self.history[self.histo_pos]
            if len(self.text) >= self.width-1:
                self.win.addstr(self.history[self.histo_pos][:self.width-1].encode('utf-8'))
            else:
                self.win.addstr(self.history[self.histo_pos].encode('utf-8'))
            self.pos = len(self.text)
        else:
            self.histo_pos = len(self.history)-1
            self.text = u''
            self.pos = 0
        self.refresh()

    def key_home(self):
        self.reset_completion()
        self.pos = 0
        if len(self.text) >= self.width-1:
            txt = self.text[:self.width-1]
            self.clear_text()
            self.win.addstr(txt)
        self.win.move(0, 0)
        self.refresh()

    def key_end(self):
        self.reset_completion()
        self.pos = len(self.text)
        if len(self.text) >= self.width-1:
            txt = self.text[-(self.width-1):]
            self.clear_text()
            self.win.addstr(txt)
            self.win.move(0, self.width-1)
        else:
            self.win.move(0, len(self.text))
        self.refresh()

    def key_left(self):
        self.reset_completion()
        (y, x) = self.win.getyx()
        if self.pos > 0:
            self.pos -= 1
            if x == 0:
                txt = self.text[self.pos:self.pos+self.width-1]
                self.clear_text()
                self.win.addstr(txt.encode('utf-8'))
                self.win.move(y, 0)
            else:
                self.win.move(y, x-1)
            self.refresh()

    def key_right(self):
        self.reset_completion()
        (y, x) = self.win.getyx()
        if self.pos < len(self.text):
            self.pos += 1
            if x == self.width-1:
                txt = self.text[self.pos-(self.width-1):self.pos]
                self.clear_text()
                self.win.addstr(txt.encode('utf-8'))
                self.win.move(y, self.width-1)
            else:
                self.win.move(y, x+1)
            self.refresh()

    def key_backspace(self):
        self.reset_completion()
        (y, x) = self.win.getyx()
        if len(self.text) > 0 and self.pos != 0:
            self.text = self.text[:self.pos-1]+self.text[self.pos:]
            self.pos -= 1
            self.win.delch(y, x-1)
            self.refresh()

    def auto_completion(self, user_list):
        if self.pos != len(self.text) or len(self.text) == 0:
            return # we don't complete if cursor is not at the end of line
        completion_type = config.get('completion', 'normal')
        if completion_type == 'shell':
            self.shell_completion(user_list)
        else:
            self.normal_completion(user_list)

    def reset_completion(self):
        self.hit_list = []
        self.last_key_tab = False

    def normal_completion(self, user_list):
        if " " in self.text.strip():
            after = " " # don't put the "," if it's not the begining of the sentence
        else:
            after = config.get('after_completion', ',')+" "
        (y, x) = self.win.getyx()
        if not self.last_key_tab:
            # begin is the begining of the nick we want to complete
            begin = self.text.split()[-1].encode('utf-8').lower()
            hit_list = []       # list of matching nicks
            for user in user_list:
                if user.nick.lower().startswith(begin):
                    hit_list.append(user.nick)
            if len(hit_list) == 0:
                return
            self.last_key_tab = True
            self.hit_list = hit_list
            end = len(begin)
        else:
            begin = self.text[:-len(after)].split()[-1].encode('utf-8').lower()
            self.hit_list.append(self.hit_list.pop(0)) # rotate list
            end = len(begin) + len(after)
        x -= end
        self.win.move(y, x)
        # remove begin from the line
        self.win.clrtoeol()
        self.text = self.text[:-end]
        nick = self.hit_list[0] # take the first hit
        self.text += nick.decode('utf-8') +after
        self.pos = len(self.text)
        self.win.addstr(nick+after)
        self.refresh()

    def shell_completion(self, user_list):
        if " " in self.text.strip():
            after = " " # don't put the "," if it's not the begining of the sentence
        else:
            after = config.get('after_completion', ',')+" "
        (y, x) = self.win.getyx()
        begin = self.text.split()[-1].encode('utf-8').lower()
        hit_list = []       # list of matching nicks
        for user in user_list:
            if user.nick.lower().startswith(begin):
                hit_list.append(user.nick)
        if len(hit_list) == 0:
            return
        end = False
        nick = ''
        last_key_tab = self.last_key_tab
        self.last_key_tab = True
        if len(hit_list) == 1:
            nick = hit_list[0] + after
            self.last_key_tab = False
        elif last_key_tab:
            for n in hit_list:
                if begin.lower() == n.lower():
                    nick = n+after # user DO want this completion (tabbed twice on it)
                    self.last_key_tab = False
        if nick == '':
            while not end and len(nick) < len(hit_list[0]):
                nick = hit_list[0][:len(nick)+1]
                for hit in hit_list:
                    if not hit.lower().startswith(nick.lower()):
                        end = True
                        break
            if end:
                nick = nick[:-1]
        x -= len(begin)
        self.win.move(y, x)
        # remove begin from the line
        self.win.clrtoeol()
        self.text = self.text[:-len(begin)]
        self.text += nick.decode('utf-8')
        self.pos = len(self.text)
        self.win.addstr(nick)
        self.refresh()

    def do_command(self, key):
        self.reset_completion()
        (y, x) = self.win.getyx()
        if x == self.width-1:
            self.win.delch(0, 0)
            self.win.move(y, x-1)
            x -= 1
        try:
            self.text = self.text[:self.pos]+key.decode('utf-8')+self.text[self.pos:]
            self.win.insstr(key)
        except:
            return
        self.win.move(y, x+1)
        self.pos += 1
        self.refresh()

    def get_text(self):
        txt = self.text
        self.text = u''
        self.pos = 0
        self.history.append(txt)
        self.histo_pos = len(self.history)-1
        return txt.encode('utf-8')

    def refresh(self):
        if not self.visible:
            return
        self.win.refresh()

    def clear_text(self):
        self.win.erase()

class Window(object):
    """
    The whole "screen" that can be seen at once in the terminal.
    It contains an userlist, an input zone, a topic zone and a chat zone
    """
    def __init__(self, stdscr):
        """
        name is the name of the Tab, and it's also
        the JID of the chatroom.
        A particular tab is the "Info" tab which has no
        name (None). This info tab should be unique.
        The stdscr should be passed to know the size of the
        terminal
        """
        self.size = (self.height, self.width) = stdscr.getmaxyx()
        if self.height < 10 or self.width < 60:
            visible = False
        else:
            visible = True
        if visible:
            stdscr.attron(curses.color_pair(2))
            stdscr.vline(1, 9*(self.width/10), curses.ACS_VLINE, self.height-2)
            stdscr.attroff(curses.color_pair(2))
        self.user_win = UserList(self.height-3, (self.width/10)-1, 1, 9*(self.width/10)+1, stdscr, visible)
        self.topic_win = Topic(1, self.width, 0, 0, stdscr, visible)
        self.info_win = RoomInfo(1, self.width, self.height-2, 0, stdscr, visible)
        self.text_win = TextWin(self.height-3, (self.width/10)*9, 1, 0, stdscr, visible)
        self.input = Input(1, self.width, self.height-1, 0, stdscr, visible)

    def resize(self, stdscr):
        """
        Resize the whole tabe. i.e. all its sub-windows
        """
        self.size = (self.height, self.width) = stdscr.getmaxyx()
        if self.height < 10 or self.width < 50:
            visible = False
        else:
            visible = True
        if visible:
            stdscr.attron(curses.color_pair(2))
            stdscr.vline(1, 9*(self.width/10), curses.ACS_VLINE, self.height-2)
            stdscr.attroff(curses.color_pair(2))
        text_width = (self.width/10)*9;
        self.topic_win.resize(1, self.width, 0, 0, stdscr, visible)
        self.info_win.resize(1, self.width, self.height-2, 0, stdscr, visible)
        self.text_win.resize(self.height-3, text_width, 1, 0, stdscr, visible)
        self.input.resize(1, self.width, self.height-1, 0, stdscr, visible)
        self.user_win.resize(self.height-3, self.width-text_width-1, 1, text_width+1, stdscr, visible)

    def refresh(self, rooms):
        """
        'room' is the current one
        """
        room = rooms[0]         # get current room
        # self.text_win.redraw(room)
        self.text_win.refresh(room)
        self.user_win.refresh(room.users)
        self.topic_win.refresh(room.topic)
        self.info_win.refresh(rooms, room)
        self.input.refresh()

    def do_command(self, key):
        self.input.do_command(key)
        self.input.refresh()

    # def new_room(self, room):
    #     self.text_win.new_win(room.name)