#!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 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) Gtk.rc_parse("theme/marble-ice/gtk-2.0/gtkrc") Gtk.rc_parse_string("""style "default" {font_name = "sans 9"}""") if self.opts.reload: self.refreshTheme() 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 def setSong(): songChoice(graph.value(session, L9['currentSong'])) dispatcher.send("song_has_changed") graph.addHandler(setSong) # next here, watch songChoice and patch the graph def songToGraph(newSong): if newSong is Local: raise NotImplementedError('what do i patch') graph.patchObject(context=session, subject=session, predicate=L9['currentSong'], newObject=newSong) songChoice.subscribe(songToGraph) def current_player_song(song): # (this is run on every frame) ps = wtree.get_object("playerSong") if URIRef(ps.get_uri()) != song: print "update playerSong" 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(): songChoice(song) self.current_player_song = current_player_song dispatcher.connect(current_player_song, "current_player_song") 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 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 refreshTheme(self): Gtk.rc_reparse_all() reactor.callLater(1, self.refreshTheme) 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()