Files @ c5d081c5c490
Branch filter:

Location: light9/bin/curvecalc

drewp@bigasterisk.com
don't save networking diffs
Ignore-this: 1d3d511ca542cb0c559969e87cd389d8
  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
#!bin/python

"""
now launches like this:
% bin/curvecalc http://light9.bigasterisk.com/show/dance2007/song1



todo: curveview should preserve more objects, for speed maybe

"""
from __future__ import division

import sys
sys.path.append('/usr/lib/python2.7/dist-packages') # For gtk
from twisted.internet import gtk3reactor
gtk3reactor.install()
from twisted.internet import reactor

import time, textwrap, os, optparse, linecache, signal, traceback, json
import gi
from gi.repository import Gtk
from gi.repository import GObject
from gi.repository import Gdk

from urlparse import parse_qsl
import louie as dispatcher 
from rdflib import URIRef, Literal, RDF, RDFS
import logging

from run_local import log
from light9 import showconfig, networking
from light9.curvecalc import curveview 
from light9.curvecalc.curve import Curveset
from light9.curvecalc.curveedit import serveCurveEdit
from light9.curvecalc.musicaccess import Music
from light9.curvecalc.output import Output
from light9.curvecalc.subterm import Subterm
from light9.curvecalc.subtermview import add_one_subterm
from light9.editchoicegtk import EditChoice, Local
from light9.gtkpyconsole import togglePyConsole
from light9.namespaces import L9
from light9.observable import Observable
from light9.rdfdb import clientsession
from light9.rdfdb.patch import Patch
from light9.rdfdb.syncedgraph import SyncedGraph
from light9.wavelength import wavelength

class SubtermExists(ValueError):
    pass

class Main(object):
    def __init__(self, graph, opts, session, curveset, music):
        self.graph, self.opts, self.session = graph, opts, session
        self.curveset, self.music = curveset, music
        self.lastSeenInputTime = 0
        self.currentSubterms = [] # Subterm objects that are synced to the graph

        self.setTheme()
        wtree = self.wtree = Gtk.Builder()
        wtree.add_from_file("light9/curvecalc/curvecalc.glade")
        mainwin = wtree.get_object("MainWindow")
        
        mainwin.connect("destroy", self.onQuit)
        wtree.connect_signals(self)

        mainwin.show_all()

        mainwin.connect("delete-event", lambda *args: reactor.crash())
        def updateTitle():
            mainwin.set_title("curvecalc - %s" %
                              graph.label(
                                  graph.value(session, L9['currentSong'])))
        graph.addHandler(updateTitle)

        songChoice = Observable(None) # to be connected with the session song

        self.registerGraphToSongChoice(wtree, session, graph, songChoice)
        self.registerSongChoiceToGraph(session, graph, songChoice)
        self.registerCurrentPlayerSongToUi(wtree, graph, songChoice)

        ec = EditChoice(graph, songChoice, label="Editing song:")
        wtree.get_object("currentSongEditChoice").add(ec)
        ec.show()
        
        wtree.get_object("subterms").connect("add", self.onSubtermChildAdded)
        
        self.refreshCurveView()       
        
        self.makeStatusLines(wtree.get_object("status"))
        self.setupNewSubZone()
        self.acceptDragsOnCurveViews()
                
        # may not work
        wtree.get_object("paned1").set_position(600)

    def registerGraphToSongChoice(self, wtree, session, graph, songChoice):
        def setSong():
            current = graph.value(session, L9['currentSong'])
            if not wtree.get_object("followPlayerSongChoice").get_active():
                songChoice(current)
                dispatcher.send("song_has_changed")
        graph.addHandler(setSong)

    def registerSongChoiceToGraph(self, session, graph, songChoice):
        self.muteSongChoiceUntil = 0
        def songChoiceToGraph(newSong):
            if newSong is Local:
                raise NotImplementedError('what do i patch')
            log.debug('songChoiceToGraph is going to set to %r', newSong)

            # I get bogus newSong values in here sometimes. This
            # workaround may not even be helping.
            now = time.time()
            if now < self.muteSongChoiceUntil:
                log.debug('muted')
                return
            self.muteSongChoiceUntil = now + 1
            
            graph.patchObject(context=session, subject=session,
                              predicate=L9['currentSong'], newObject=newSong)
            
            
            
        songChoice.subscribe(songChoiceToGraph)

    def registerCurrentPlayerSongToUi(self, wtree, graph, songChoice):
        """current_player_song 'song' param -> playerSong ui
        and
        current_player_song 'song' param -> songChoice, if you're in autofollow
        """
        def current_player_song(song):
            # (this is run on every frame)
            ps = wtree.get_object("playerSong")
            if URIRef(ps.get_uri()) != song:
                log.debug("update playerSong to %s", ps.get_uri())
                def setLabel():
                    ps.set_label(graph.label(song))
                graph.addHandler(setLabel)
                ps.set_uri(song)
            if song != songChoice():
                if wtree.get_object("followPlayerSongChoice").get_active():
                    log.debug('followPlayerSongChoice is on')
                    songChoice(song)
                
        dispatcher.connect(current_player_song, "current_player_song")
        self.current_player_song = current_player_song
        
    def setupNewSubZone(self):
        self.wtree.get_object("newSubZone").drag_dest_set(
            flags=Gtk.DestDefaults.ALL,
            targets=[Gtk.TargetEntry('text/uri-list', 0, 0)],
            actions=Gdk.DragAction.COPY)
        
    def acceptDragsOnCurveViews(self):
        w = self.wtree.get_object("curves")
        w.drag_dest_set(flags=Gtk.DestDefaults.ALL,
                        targets=[Gtk.TargetEntry('text/uri-list', 0, 0)],
                        actions=Gdk.DragAction.COPY)
        def recv(widget, context, x, y, selection,
                       targetType, time):
            subUri = URIRef(selection.data.strip())
            print "into curves", subUri
            with self.graph.currentState(
                    tripleFilter=(subUri, RDFS.label, None)) as current:
                subName = current.label(subUri)

            if '?' in subUri:
                subName = self.handleSubtermDrop(subUri)
            else:
                try:
                    self.makeSubterm(subName, withCurve=True,
                                     sub=subUri,
                                     expr="%s(t)" % subName)
                except SubtermExists:
                    # we're not making sure the expression/etc are
                    # correct-- user mihgt need to fix things
                    pass
            curveView = self.curvesetView.row(subName).curveView
            t = self.lastSeenInputTime # curveView.current_time() # new curve hasn't heard the time yet. this has gotten too messy- everyone just needs to be able to reach the time source
            print "time", t
            curveView.add_points([(t - .5, 0),
                                  (t, 1)])
        w.connect("drag-data-received", recv)
        
    def onDragDataInNewSubZone(self, widget, context, x, y, selection,
                       targetType, time):
        data = URIRef(selection.data.strip())
        if '?' in data:
            self.handleSubtermDrop(data)
            return
        with self.graph.currentState(tripleFilter=(data, None, None)) as current:
            subName = current.label(data)
        self.makeSubterm(newname=subName, withCurve=True, sub=data,
                         expr="%s(t)" % subName)
        
    def handleSubtermDrop(self, data):
        params = parse_qsl(data.split('?')[1])
        flattened = dict(params)
        self.makeSubterm(Literal(flattened['subtermName']),
                         expr=flattened['subtermExpr'])

        for cmd, name in params:
            if cmd == 'curve':
                self.curveset.new_curve(name)
        return name

    def onNewCurve(self, *args):
        dialog = self.wtree.get_object("newCurve")
        entry = self.wtree.get_object("newCurveName")
        # if you don't have songx, that should be the suggested name
        entry.set_text("")
        if dialog.run() == 1:
            self.curveset.new_curve(entry.get_text())
        dialog.hide()

    def onRedrawCurves(self, *args):
        dispatcher.send("all curves rebuild")
        
    def onSubtermsMap(self, *args):
        # if this was called too soon, like in __init__, the gtktable
        # would get its children but it wouldn't lay anything out that
        # I can see, and I'm not sure why. Waiting for map event is
        # just a wild guess.
        self.graph.addHandler(self.set_subterms_from_graph)
        
    def onNewSubterm(self, *args):
        self.makeSubterm(Literal(""), withCurve=False)
        return

        # pretty sure i don't want this back, but not completely sure
        # what the UX should be to get the new curve.
        
        dialog = self.wtree.get_object("newSubterm")
        # the plan is to autocomplete this on existing subterm names
        # (but let you make one up, too)
        entry = self.wtree.get_object("newSubtermName").get_children()[0]
        entry.set_text("")
        entry.grab_focus()
        if dialog.run() == 1:
            newname = entry.get_text()
            wc = self.wtree.get_object("newSubtermMakeCurve").get_active()
            self.makeSubterm(newname, withCurve=wc)
        dialog.hide()

    def currentSong(self):

        with self.graph.currentState(
                tripleFilter=(self.session, L9['currentSong'], None)
        ) as current:
            return current.value(self.session, L9['currentSong'])

    def songSubtermsContext(self):
        return self.currentSong()

    def makeSubterm(self, newname, withCurve=False, expr=None, sub=None):
        """
        raises SubtermExists if we had a subterm with a sub with the given
        name. what about a no-sub term with the same label? who knows
        """
        assert isinstance(newname, Literal), repr(newname)
        if withCurve:
            self.curveset.new_curve(newname)
        if newname in self.all_subterm_labels():
            raise SubtermExists("have a subterm who sub is named %r" % newname)
        with self.graph.currentState() as current:
            song = self.currentSong()
            for i in range(1000):
                uri = song + "/subterm/%d" % i
                if (uri, None, None) not in current:
                    break
            else:
                raise ValueError("can't pick a name for the new subterm")

        ctx = self.songSubtermsContext()
        quads = [
            (uri, RDF.type, L9.Subterm, ctx),
            (uri, RDFS.label, Literal(newname), ctx),
            (self.currentSong(), L9['subterm'], uri, ctx),
            ]
        if sub is not None:
            quads.append((uri, L9['sub'], sub, ctx))
        if expr is not None:
            quads.append((uri, L9['expression'], Literal(expr), ctx))
        self.graph.patch(Patch(addQuads=quads))
            
        return uri

    def all_subterm_labels(self):
        """
        Literal labels of subs in subterms. doesn't currently include labels of the
        subterm resources. I'm not sure what I'm going to do with
        those.
        """
        labels = []
        with self.graph.currentState() as current:
            for st in current.objects(
                    current.value(self.session, L9['currentSong']),
                    L9['subterm']):
                sub = current.value(st, L9['sub'])
                if sub is not None:
                    labels.append(current.label(sub))
        return labels
        
    def set_subterms_from_graph(self):
        """rebuild all the gtktable 'subterms' widgets and the
        self.currentSubterms list"""
        song = self.graph.value(self.session, L9['currentSong'])

        newList = []
        for st in set(self.graph.objects(song, L9['subterm'])):
            log.debug("song %s has subterm %s", song, st)
            term = Subterm(self.graph, st, self.songSubtermsContext(),
                               self.curveset)
            newList.append(term)
        self.currentSubterms[:] = newList

        master = self.wtree.get_object("subterms")
        log.debug("removing subterm widgets")
        [master.remove(c) for c in master.get_children()]
        for term in self.currentSubterms:
            add_one_subterm(term, self.curveset, master)
        master.show_all()
        log.debug("%s table children showing" % len(master.get_children()))

    def setTheme(self):
        settings = Gtk.Settings.get_default()
        settings.set_property("gtk-application-prefer-dark-theme", True)

        providers = []
        providers.append(Gtk.CssProvider())
        providers[-1].load_from_path("theme/Just-Dark/gtk-3.0/gtk.css")
        providers.append(Gtk.CssProvider())
        providers[-1].load_from_data('''
          * { font-size: 92%; }
          .button:link { font-size: 7px }
        ''')
        
        screen = Gdk.Display.get_default_screen(Gdk.Display.get_default())
        for p in providers:
            Gtk.StyleContext.add_provider_for_screen(
                screen, p,
                Gtk.STYLE_PROVIDER_PRIORITY_APPLICATION)
        
    def onSubtermChildAdded(self, subtermsTable, *args):
        # this would probably work, but isn't getting called
        log.info("onSubtermChildAdded")
        v = subtermsTable.get_parent().props.vadjustment
        v.props.value = v.props.upper

    def onQuit(self, *args):
        reactor.crash()
        # there's a hang after this, maybe in sem_wait in two
        # threads. I don't know whose they are.
        # This fix affects profilers who want to write output at the end.
        os.kill(os.getpid(), signal.SIGKILL)

    def onCollapseAll(self, *args):
        self.curvesetView.collapseAll()

    def onCollapseNone(self, *args):
        self.curvesetView.collapseNone()

    def onDelete(self, *args):
        self.curvesetView.onDelete()

    def onPythonConsole(self, item):
        ns = dict()
        ns.update(globals())
        ns.update(self.__dict__)
        togglePyConsole(self, item, ns)
        
    def onSeeCurrentTime(self, item):
        dispatcher.send("see time")

    def onSeeTimeUntilEnd(self, item):
        dispatcher.send("see time until end")

    def onZoomAll(self, item):
        dispatcher.send("show all")

    def onPlayPause(self, item):
        # since the X coord in a curveview affects the handling, one
        # of them may be able to pick this up
        results = dispatcher.send("onPlayPause")
        times = [t for listener, t in results if t is not None]
        self.music.playOrPause(t=times[0] if times else None)

    def onSave(self, *args):
        # only doing curves still. I hope to eliminate all this.
        log.info("saving curves")
        self.curveset.save()
        log.info("saved")

    def makeStatusLines(self, master):
        """various labels that listen for dispatcher signals"""
        for row, (signame, textfilter) in enumerate([
            ('input time', lambda t: "%.2fs"%t),
            ('output levels',
             lambda levels: textwrap.fill("; ".join(["%s:%.2f"%(n,v)
                                                     for n,v in
                                                     levels.items()[:2]
                                                     if v>0]),70)),
            ('update period', lambda t: "%.1fms"%(t*1000)),
            ('update status', lambda x: str(x)),
            ]):
            key = Gtk.Label("%s:" % signame)
            value = Gtk.Label("")
            master.resize(row + 1, 2)
            master.attach(key, 0, 1, row, row + 1)
            master.attach(value, 1, 2, row, row + 1)
            key.set_alignment(1, 0)
            value.set_alignment(0, 0)

            dispatcher.connect(lambda val, value=value, tf=textfilter:
                               value.set_text(tf(val)),
                               signame, weak=False)
        dispatcher.connect(lambda val: setattr(self, 'lastSeenInputTime', val),
                           'input time', weak=False)
        master.show_all()

    def refreshCurveView(self):
        wtree = self.wtree
        mtimes = [os.path.getmtime(f) for f in [
            'light9/curvecalc/curveview.py',
            'light9/curvecalc/zoomcontrol.py',
            ]]

        if (not hasattr(self, 'curvesetView') or
            self.curvesetView._mtimes != mtimes):
            print "reload curveview.py"
            curvesVBox = wtree.get_object("curves")
            zoomControlBox = wtree.get_object("zoomControlBox")
            [curvesVBox.remove(c) for c in curvesVBox.get_children()]
            [zoomControlBox.remove(c) for c in
             zoomControlBox.get_children()]
            try:
                linecache.clearcache()
                reload(curveview)

                # old ones are not getting deleted right
                if hasattr(self, 'curvesetView'):
                    self.curvesetView.live = False

                # mem problem somewhere; need to hold a ref to this
                self.curvesetView = curveview.Curvesetview(self.graph, 
                    curvesVBox, zoomControlBox, self.curveset)
                self.curvesetView._mtimes = mtimes

                # this is scheduled after some tk shuffling, to
                # try to minimize the number of times we redraw
                # the curve at startup. If tk is very slow, it's
                # ok. You'll just get some wasted redraws.
                self.curvesetView.goLive()
            except Exception:
                print "reload failed:"
                traceback.print_exc()
        if self.opts.reload:
            reactor.callLater(1, self.refreshCurveView)


class MaxTime(object):
    """
    looks up the time in seconds for the session's current song
    """
    def __init__(self, graph, session):
        self.graph, self.session = graph, session
        graph.addHandler(self.update)

    def update(self):
        song = self.graph.value(self.session, L9['currentSong'])
        if song is None:
            self.maxtime = 0
            return
        musicfilename = showconfig.songOnDisk(song)
        self.maxtime = wavelength(musicfilename)
        log.info("new max time %r", self.maxtime)
        dispatcher.send("max time", maxtime=self.maxtime)

    def get(self):
        return self.maxtime

def launch(args, graph, session, opts, startTime, music):

    try:
        song = URIRef(args[0])
        graph.patchObject(context=session,
                          subject=session,
                          predicate=L9['currentSong'],
                          newObject=song)
    except IndexError:
        pass

    curveset = Curveset(graph=graph, session=session)
        
    log.debug("startup: output %s", time.time() - startTime)

    mt = MaxTime(graph, session)
    dispatcher.connect(lambda: mt.get(), "get max time", weak=False)

    start = Main(graph, opts, session, curveset, music)
    out = Output(graph, session, music, curveset, start.currentSubterms)


    dispatcher.send("show all")
        
    if opts.startup_only:
        log.debug("quitting now because of --startup-only")
        return

    def hoverTimeResponse(requestHandler):
        results = dispatcher.send("onPlayPause")
        times = [t for listener, t in results if t is not None]
        if not times:
            requestHandler.set_status(404)
            requestHandler.write("not hovering over any time")
            return
        with graph.currentState(
                tripleFilter=(session, L9['currentSong'], None)) as g:
            song = g.value(session, L9['currentSong'])
            json.dump({"song": song, "hoverTime" : times[0]}, requestHandler)
        
    serveCurveEdit(networking.curveCalc.port, hoverTimeResponse, start.curveset)

def main():
    startTime = time.time()
    parser = optparse.OptionParser()
    parser.set_usage("%prog [opts] [songURI]")
    parser.add_option("--debug", action="store_true",
                      help="log at DEBUG")
    parser.add_option("--reload", action="store_true",
                      help="live reload of themes and code")
    parser.add_option("--startup-only", action='store_true',
                      help="quit after loading everything (for timing tests)")
    parser.add_option("--profile", help='"hotshot" or "stat"')
    clientsession.add_option(parser)
    opts, args = parser.parse_args()

    log.setLevel(logging.DEBUG if opts.debug else logging.INFO)

    log.debug("startup: music %s", time.time() - startTime)


    session = clientsession.getUri('curvecalc', opts)

    music = Music()
    graph = SyncedGraph(networking.rdfdb.url, "curvecalc")

    graph.initiallySynced.addCallback(
        lambda _: launch(args, graph, session, opts, startTime, music))
    from light9 import prof
    prof.run(reactor.run, profile=opts.profile)

main()