def init_show(
self,
show_id,
selected_show,
show_canvas,
):
if selected_show['type'] == "mediashow":
return MediaShow(show_id, selected_show, self.root, show_canvas,
self.showlist, self.pp_dir, self.pp_home,
self.pp_profile, ShowManager.command_callback)
elif selected_show['type'] == "radiomediashow":
return RadioMediaShow(show_id, selected_show, self.root,
show_canvas, self.showlist, self.pp_dir,
self.pp_home, self.pp_profile,
ShowManager.command_callback)
elif selected_show['type'] == "liveshow":
return LiveShow(show_id, selected_show, self.root, show_canvas,
self.showlist, self.pp_dir, self.pp_home,
self.pp_profile, ShowManager.command_callback)
elif selected_show['type'] == "radiobuttonshow":
return RadioButtonShow(show_id, selected_show, self.root,
show_canvas, self.showlist, self.pp_dir,
self.pp_home, self.pp_profile,
ShowManager.command_callback)
elif selected_show['type'] == "hyperlinkshow":
return HyperlinkShow(show_id, selected_show, self.root,
show_canvas, self.showlist, self.pp_dir,
self.pp_home, self.pp_profile,
ShowManager.command_callback)
elif selected_show['type'] == "menu":
return MenuShow(show_id, selected_show, self.root, show_canvas,
self.showlist, self.pp_dir, self.pp_home,
self.pp_profile, ShowManager.command_callback)
elif selected_show['type'] == "artmediashow":
return ArtMediaShow(show_id, selected_show, self.root, show_canvas,
self.showlist, self.pp_dir, self.pp_home,
self.pp_profile, ShowManager.command_callback)
elif selected_show['type'] == "artliveshow":
return ArtLiveShow(show_id, selected_show, self.root, show_canvas,
self.showlist, self.pp_dir, self.pp_home,
self.pp_profile, ShowManager.command_callback)
else:
return None
def play_selected_track(self, selected_track):
""" selects the appropriate player from type field of the medialist and computes
the parameters for that type
selected track is a dictionary for the track/show
"""
self.delete_eggtimer()
if self.show_params['progress'] == "manual":
self.display_eggtimer(self.resource('mediashow', 'm04'))
# is menu required
if self.show_params['has-child'] == "yes":
self.enable_child = True
else:
self.enable_child = False
#dispatch track by type
self.player = None
self.shower = None
track_type = selected_track['type']
self.mon.log(
self, self.show_params['show-ref'] + ' ' + str(self.show_id) +
": Track type is: " + track_type)
if track_type == "video":
# create a videoplayer
track_file = self.complete_path(selected_track)
self.player = VideoPlayer(self.show_id, self.root, self.canvas,
self.show_params, selected_track,
self.pp_dir, self.pp_home,
self.pp_profile)
self.player.play(track_file,
self.showlist,
self.end_player,
self.ready_callback,
enable_menu=self.enable_child)
elif track_type == "audio":
# create a audioplayer
track_file = self.complete_path(selected_track)
self.player = AudioPlayer(self.show_id, self.root, self.canvas,
self.show_params, selected_track,
self.pp_dir, self.pp_home,
self.pp_profile)
self.player.play(track_file,
self.showlist,
self.end_player,
self.ready_callback,
enable_menu=self.enable_child)
elif track_type == "web":
# create a browser
track_file = self.complete_path(selected_track)
self.player = BrowserPlayer(self.show_id, self.root, self.canvas,
self.show_params, selected_track,
self.pp_dir, self.pp_home,
self.pp_profile)
self.player.play(track_file,
self.showlist,
self.end_player,
self.ready_callback,
enable_menu=self.enable_child)
elif track_type == "image":
track_file = self.complete_path(selected_track)
# images played from menus don't have children
self.player = ImagePlayer(self.show_id, self.root, self.canvas,
self.show_params, selected_track,
self.pp_dir, self.pp_home,
self.pp_profile)
self.player.play(track_file,
self.showlist,
self.end_player,
self.ready_callback,
enable_menu=self.enable_child)
elif track_type == "message":
# bit odd because MessagePlayer is used internally to display text.
text = selected_track['text']
self.player = MessagePlayer(self.show_id, self.root, self.canvas,
self.show_params, selected_track,
self.pp_dir, self.pp_home,
self.pp_profile)
self.player.play(text,
self.showlist,
self.end_player,
self.ready_callback,
enable_menu=self.enable_child)
elif track_type == "show":
# get the show from the showlist
index = self.showlist.index_of_show(selected_track['sub-show'])
if index >= 0:
self.showlist.select(index)
selected_show = self.showlist.selected_show()
else:
self.mon.err(
self, "Show not found in showlist: " +
selected_track['sub-show'])
self.end('error', "Unknown show")
if selected_show['type'] == "mediashow":
self.shower = MediaShow(selected_show, self.root, self.canvas,
self.showlist, self.pp_dir,
self.pp_home, self.pp_profile)
self.shower.play(self.show_id,
self.end_shower,
self.ready_callback,
top=False,
command=self.direction)
elif selected_show['type'] == "liveshow":
self.shower = LiveShow(selected_show, self.root, self.canvas,
self.showlist, self.pp_dir,
self.pp_home, self.pp_profile)
self.shower.play(self.show_id,
self.end_shower,
self.ready_callback,
top=False,
command='nil')
elif selected_show['type'] == "radiobuttonshow":
self.shower = RadioButtonShow(selected_show, self.root,
self.canvas, self.showlist,
self.pp_dir, self.pp_home,
self.pp_profile)
self.shower.play(self.show_id,
self.end_shower,
self.ready_callback,
top=False,
command='nil')
elif selected_show['type'] == "hyperlinkshow":
self.shower = HyperlinkShow(selected_show, self.root,
self.canvas, self.showlist,
self.pp_dir, self.pp_home,
self.pp_profile)
self.shower.play(self.show_id,
self.end_shower,
self.ready_callback,
top=False,
command='nil')
elif selected_show['type'] == "menu":
self.shower = MenuShow(selected_show, self.root, self.canvas,
self.showlist, self.pp_dir,
self.pp_home, self.pp_profile)
self.shower.play(self.show_id,
self.end_shower,
self.ready_callback,
top=False,
command='nil')
else:
self.mon.err(self,
"Unknown Show Type: " + selected_show['type'])
self.end('error' "Unknown show type")
else:
self.mon.err(self, "Unknown Track Type: " + track_type)
self.end('error', "Unknown track type")
def play_selected_track(self,selected_track):
""" selects the appropriate player from type field of the medialist and computes
the parameters for that type
selected_track is a dictionary for the track/show
"""
self.canvas.delete('pp-content')
# is menu required
if self.show_params['has-child']=="yes":
enable_child=True
else:
enable_child=False
#dispatch track by type
self.player=None
self.shower=None
track_type = selected_track['type']
self.mon.log(self,"Track type is: "+ track_type)
if track_type=="image":
track_file=self.complete_path(selected_track)
# images played from menus don't have children
self.player=ImagePlayer(self.show_id,self.root,self.canvas,self.show_params,selected_track,self.pp_dir,self.pp_home,self.pp_profile)
self.player.play(track_file,
self.showlist,
self.end_player,
self.ready_callback,
enable_menu=enable_child)
elif track_type=="video":
# create a videoplayer
track_file=self.complete_path(selected_track)
self.player=VideoPlayer(self.show_id,self.root,self.canvas,self.show_params,selected_track,self.pp_dir,self.pp_home,self.pp_profile)
self.player.play(track_file,
self.showlist,
self.end_player,
self.ready_callback,
enable_menu=enable_child)
elif track_type=="audio":
# create a audioplayer
track_file=self.complete_path(selected_track)
self.player=AudioPlayer(self.show_id,self.root,self.canvas,self.show_params,selected_track,self.pp_dir,self.pp_home,self.pp_profile)
self.player.play(track_file,
self.showlist,
self.end_player,
self.ready_callback,
enable_menu=enable_child)
elif track_type=="message":
# bit odd because MessagePlayer is used internally to display text.
text=selected_track['text']
self.player=MessagePlayer(self.show_id,self.root,self.canvas,self.show_params,selected_track,self.pp_dir,self.pp_home,self.pp_profile)
self.player.play(text,
self.showlist,
self.end_player,
self.ready_callback,
enable_menu=enable_child
)
elif track_type=="web":
# create a browser
track_file=self.complete_path(selected_track)
self.player=BrowserPlayer(self.show_id,self.root,self.canvas,self.show_params,selected_track,self.pp_dir,self.pp_home,self.pp_profile)
self.player.play(track_file,
self.showlist,
self.end_player,
self.ready_callback,
enable_menu=enable_child)
elif track_type=="show":
# get the show from the showlist
index = self.showlist.index_of_show(selected_track['sub-show'])
if index >=0:
self.showlist.select(index)
selected_show=self.showlist.selected_show()
else:
self.mon.err(self,"Show not found in showlist: "+ selected_track['sub-show'])
self.end_liveshow_signal=True
if selected_show['type']=="mediashow":
self.shower= MediaShow(selected_show,
self.root,
self.canvas,
self.showlist,
self.pp_dir,
self.pp_home,
self.pp_profile)
self.shower.play(self.show_id,self.end_shower,self.ready_callback,top=False,command='nil')
elif selected_show['type']=="menu":
self.shower= MenuShow(selected_show,
self.root,
self.canvas,
self.showlist,
self.pp_dir,
self.pp_home,
self.pp_profile)
self.shower.play(self.show_id,self.end_shower,self.ready_callback,top=False,command='nil')
elif selected_show['type']=="radiobuttonshow":
self.shower= RadioButtonShow(selected_show,
self.root,
self.canvas,
self.showlist,
self.pp_dir,
self.pp_home,
self.pp_profile)
self.shower.play(self.show_id,self.end_shower,self.ready_callback,top=False,command='nil')
elif selected_show['type']=="hyperlinkshow":
self.shower= HyperlinkShow(selected_show,
sef.root,
self.canvas,
self.showlist,
self.pp_dir,
self.pp_home,
self.pp_profile)
self.shower.play(self.show_id,self.end_shower,self.ready_callback,top=False,command='nil')
else:
self.mon.err(self,"Unknown Show Type: "+ selected_show['type'])
self.end_liveshow_signal=True
else:
self.mon.err(self,"Unknown Track Type: "+ track_type)
self.end_liveshow_signal=True
class LiveShow:
""" plays a set of tracks the content of which is dynamically specified by plaacing track files
in one of two directories. Tracks are played in file leafname alphabetical order.
Can be interrupted
"""
# *******************
# External interface
# ********************
def __init__(self,
show_params,
root,
canvas,
showlist,
pp_dir,
pp_home,
pp_profile):
self.mon=Monitor()
self.mon.on()
#instantiate arguments
self.show_params =show_params
self.showlist=showlist
self.root=root
self.canvas=canvas
self.pp_dir=pp_dir
self.pp_home=pp_home
self.pp_profile=pp_profile
# open resources
self.rr=ResourceReader()
#create and instance of TimeOfDay scheduler so we can add events
self.tod=TimeOfDay()
# Init variables
self.player=None
self.shower=None
self.end_liveshow_signal=False
self.end_trigger_signal= False
self.play_child_signal = False
self.error=False
self.egg_timer=None
self.duration_timer=None
self.state='closed'
self.livelist=None
self.new_livelist= None
def play(self,show_id,end_callback,ready_callback, top=False,command='nil'):
global defaultDur
if defaultDur == None:
defaultDur = self.showlist.get_dur()
#instantiate the arguments
self.show_id=show_id
self.end_callback=end_callback
self.ready_callback=ready_callback
self.top=top
self.mon.log(self,"Starting show: " + self.show_params['show-ref'])
# check data files are available.
self.media_file = self.pp_profile + os.sep + self.show_params['medialist']
if not os.path.exists(self.media_file):
self.mon.err(self,"Medialist file not found: "+ self.media_file)
self.end_liveshow_signal=True
self.options=command_options()
self.pp_live_dir1 = self.pp_home + os.sep + 'pp_live_tracks'
if not os.path.exists(self.pp_live_dir1):
os.mkdir(self.pp_live_dir1)
os.mkdir(self.pp_live_dir1+os.sep+ 'Archive')
self.pp_live_dir2=''
if self.options['liveshow'] <>"":
self.pp_live_dir2 = self.options['liveshow']
if not os.path.exists(self.pp_live_dir2):
self.mon.err(self,"live tracks directory not found " + self.pp_live_dir2)
self.end('error',"live tracks directory not found")
#create a medialist for the liveshow and read it.
# it should be empty of anonymous tracks but read it to check its version.
self.medialist=MediaList()
if self.medialist.open_list(self.media_file,self.showlist.sissue())==False:
self.mon.err(self,"Version of medialist different to Pi Presents")
self.end('error',"Version of medialist different to Pi Presents")
#get control bindings for this show if top level
controlsmanager=ControlsManager()
if self.top==True:
self.controls_list=controlsmanager.default_controls()
# and merge in controls from profile
self.controls_list=controlsmanager.merge_show_controls(self.controls_list,self.show_params['controls'])
#set up the time of day triggers for the show
if self.show_params['trigger-start']in('time','time-quiet'):
error_text=self.tod.add_times(self.show_params['trigger-start-time'],id(self),self.tod_start_callback,self.show_params['trigger-start'])
if error_text<>'':
self.mon.err(self,error_text)
self.end('error',error_text)
if self.show_params['trigger-end']=='time':
error_text=self.tod.add_times(self.show_params['trigger-end-time'],id(self),self.tod_end_callback,'n/a')
if error_text<>'':
self.mon.err(self,error_text)
self.end('error',error_text)
if self.show_params['trigger-end']=='duration':
error_text=self.calculate_duration(self.show_params['trigger-end-time'])
if error_text<>'':
self.mon.err(self,error_text)
self.end('error',error_text)
self.wait_for_trigger()
def managed_stop(self):
# if next lower show eor player is running pass down to stop the show/track
if self.shower<>None:
self.shower.managed_stop()
else:
self.end_liveshow_signal=True
if self.player<>None:
self.player.input_pressed('stop')
# kill or error
def terminate(self,reason):
if self.shower<>None:
self.shower.terminate(reason)
elif self.player<>None:
self.player.terminate(reason)
else:
self.end(reason,'terminated without terminating shower or player')
# respond to key presses.
def input_pressed(self,symbol,edge,source):
self.mon.log(self,"received key: " + symbol)
if self.show_params['disable-controls']=='yes':
return
# if at top convert symbolic name to operation otherwise lower down we have received an operation
# look through list of standard symbols to find match (symbolic-name, function name) operation =lookup (symbol
if self.top==True:
operation=self.lookup_control(symbol,self.controls_list)
else:
operation=symbol
# print 'operation',operation
# if no match for symbol against standard operations then return
if operation=='':
return
else:
#service the standard inputs for this show
if operation=='stop':
# if next lower show eor player is running pass down to stop the show/track
# ELSE stop this show except for exceptions
if self.shower<>None:
self.shower.input_pressed('stop',edge,source)
elif self.player<>None:
self.player.input_pressed('stop')
else:
# not at top so stop the show
if self.top == False:
self.end_liveshow_signal=True
else:
pass
elif operation in ('up','down'):
# if child or sub-show is running and is a show pass to show, track does not use up/down
if self.shower<>None:
self.shower.input_pressed(operation,edge,source)
elif operation=='play':
# if child show or sub-show is running and is show - pass down
# ELSE use Return to start child
if self.shower<>None:
self.shower.input_pressed(operation,edge,source)
else:
if self.show_params['has-child']=="yes":
self.play_child_signal=True
if self.player<>None:
self.player.input_pressed("stop")
elif operation == 'pause':
# pass down if show or track running.
if self.shower<>None:
self.shower.input_pressed(operation,edge,source)
elif self.player<>None:
self.player.input_pressed(operation)
elif operation[0:4]=='omx-' or operation[0:6]=='mplay-':
if self.player<>None:
self.player.input_pressed(operation)
def lookup_control(self,symbol,controls_list):
for control in controls_list:
if symbol == control[0]:
return control[1]
return ''
# ***************************
# Constructing Livelist
# ***************************
def livelist_add_track(self,afile):
(root,title)=os.path.split(afile)
(root_plus,ext)= os.path.splitext(afile)
if ext.lower() in PPdefinitions.IMAGE_FILES:
self.livelist_new_track(PPdefinitions.new_tracks['image'],{'title':title,'track-ref':'','location':afile})
if ext.lower() in PPdefinitions.VIDEO_FILES:
self.livelist_new_track(PPdefinitions.new_tracks['video'],{'title':title,'track-ref':'','location':afile})
if ext.lower() in PPdefinitions.AUDIO_FILES:
self.livelist_new_track(PPdefinitions.new_tracks['audio'],{'title':title,'track-ref':'','location':afile})
if ext.lower() in PPdefinitions.WEB_FILES:
self.livelist_new_track(PPdefinitions.new_tracks['web'],{'title':title,'track-ref':'','location':afile})
if ext.lower()=='.cfg':
self.livelist_new_plugin(afile,title)
def livelist_new_plugin(self,plugin_cfg,title):
# read the file which is a plugin cfg file into a dictionary
self.plugin_config = ConfigParser.ConfigParser()
self.plugin_config.read(plugin_cfg)
self.plugin_params = dict(self.plugin_config.items('plugin'))
# create a new livelist entry of a type specified in the config file with plugin
self.livelist_new_track(PPdefinitions.new_tracks[self.plugin_params['type']],{'title':title,'track-ref':'','plugin':plugin_cfg,'location':plugin_cfg})
def livelist_new_track(self,fields,values):
new_track=fields
self.new_livelist.append(copy.deepcopy(new_track))
last = len(self.new_livelist)-1
self.new_livelist[last].update(values)
def new_livelist_create(self):
self.new_livelist=[]
if os.path.exists(self.pp_live_dir1):
for file in os.listdir(self.pp_live_dir1):
file = self.pp_live_dir1 + os.sep + file
(root_file,ext_file)= os.path.splitext(file)
if (ext_file.lower() in PPdefinitions.IMAGE_FILES+PPdefinitions.VIDEO_FILES+PPdefinitions.AUDIO_FILES+PPdefinitions.WEB_FILES) or (ext_file.lower()=='.cfg'):
self.livelist_add_track(file)
if os.path.exists(self.pp_live_dir2):
for file in os.listdir(self.pp_live_dir2):
file = self.pp_live_dir2 + os.sep + file
(root_file,ext_file)= os.path.splitext(file)
if ext_file.lower() in PPdefinitions.IMAGE_FILES+PPdefinitions.VIDEO_FILES+PPdefinitions.AUDIO_FILES+PPdefinitions.WEB_FILES or (ext_file.lower()=='.cfg'):
self.livelist_add_track(file)
self.new_livelist= sorted(self.new_livelist, key= lambda track: os.path.basename(track['location']).lower())
# print 'LIVELIST'
# for it in self.new_livelist:
# print 'type: ', it['type'], 'loc: ',it['location'],'\nplugin cfg: ', it['plugin']
# print ''
def livelist_replace_if_changed(self):
self.new_livelist_create()
if self.new_livelist<>self.livelist:
self.livelist=copy.deepcopy(self.new_livelist)
self.livelist_index = 1
def livelist_next(self):
skip = False
if self.livelist_index== len(self.livelist)-1:
self.livelist_index=0
else:
self.livelist_index +=1
#Author Joe Houng
#get properties from file name if it exists
runningFileName = self.livelist[self.livelist_index]['title']
fileNameTupel = ProcessFileName(runningFileName)
dur = fileNameTupel[0]
startDate = fileNameTupel[1]
endDate = fileNameTupel[2]
if dur == "":
#duration not specified in filename
global defaultDur
dur = defaultDur
if startDate != "":
curDate = time.strftime('%Y-%m-%d-%H-%M-%S')
if startDate > curDate:
print dur
self.livelist_index +=1
skip = True
dur = defaultDur
if skip == False:
if endDate != "":
if endDate <= time.strftime('%Y-%m-%d-%H-%M-%S'):
try:
toArchive(runningFileName, self.pp_home)
except IOError:
None
self.showlist.assign_dur(dur);
skip = False
# ***************************
# Sequencing
# ***************************
def wait_for_trigger(self):
self.state='waiting'
if self.ready_callback<>None:
self.ready_callback()
self.mon.log(self,"Waiting for trigger: "+ self.show_params['trigger-start'])
if self.show_params['trigger-start'] in ('time','time-quiet'):
# if next show is this one display text
next_show=self.tod.next_event_time()
if next_show[3]<>True:
if next_show[1]=='tomorrow':
text = self.resource('liveshow','m04')
else:
text = self.resource('liveshow','m03')
text=text.replace('%tt',next_show[0])
self.display_message(self.canvas,'text',text,0,self.play_first_track)
elif self.show_params['trigger-start']=="start":
self.play_first_track()
else:
self.mon.err(self,"Unknown trigger: "+ self.show_params['trigger-start'])
self.end('error',"Unknown trigger type")
# callbacks from time of day scheduler
def tod_start_callback(self):
if self.state=='waiting' and self.show_params['trigger-start']in('time','time-quiet'):
self.play_first_track()
def tod_end_callback(self):
if self.state=='playing' and self.show_params['trigger-end'] in ('time','duration'):
self.end_trigger_signal=True
if self.shower<>None:
self.shower.input_pressed('stop','front','')
elif self.player<>None:
self.player.input_pressed('stop')
def play_first_track(self):
self.state='playing'
skip = False
# start duration timer
if self.show_params['trigger-end']=='duration':
# print 'set alarm ', self.duration
self.duration_timer = self.canvas.after(self.duration*1000,self.tod_end_callback)
self.new_livelist_create()
self.livelist = copy.deepcopy(self.new_livelist)
self.livelist_index = 0
#Author Joe Houng
#get properties from file name if it exists
runningFileName = self.livelist[self.livelist_index]['title']
fileNameTupel = ProcessFileName(runningFileName)
dur = fileNameTupel[0]
startDate = fileNameTupel[1]
endDate = fileNameTupel[2]
if dur == "":
#duration not specified in filename
global defaultDur
dur = defaultDur
if startDate != "":
curDate = time.strftime('%Y-%m-%d')
if startDate > curDate:
print dur
self.livelist_index +=1
skip = True
if skip == False:
if endDate != "":
if endDate <= time.strftime('%Y-%m-%d'):
toArchive(runningFileName)
self.showlist.assign_dur(dur);
skip = False
self.play_track()
def play_track(self):
self.livelist_replace_if_changed()
if len(self.livelist)>0:
self.play_selected_track(self.livelist[self.livelist_index])
else:
self.display_message(self.canvas,None,self.resource('liveshow','m01'),5,self.what_next)
def what_next(self):
# end of show time trigger
if self.end_trigger_signal==True:
self.end_trigger_signal=False
if self.top==True:
self.state='waiting'
self.wait_for_trigger()
else:
# not at top so stop the show
self.end('normal','sub-show end time trigger')
# user wants to end
elif self.end_liveshow_signal==True:
self.end_liveshow_signal=False
self.end('normal',"show ended by user")
# play child?
elif self.play_child_signal == True:
self.play_child_signal=False
index = self.medialist.index_of_track('pp-child-show')
if index >=0:
#don't select the track as need to preserve mediashow sequence.
child_track=self.medialist.track(index)
self.display_eggtimer(self.resource('liveshow','m02'))
self.play_selected_track(child_track)
else:
self.mon.err(self,"Child show not found in medialist: "+ self.show_params['pp-child-show'])
self.end('error',"child show not found in medialist")
# otherwise loop to next track
else:
self.livelist_next()
self.play_track()
# ***************************
# Dispatching to Players/Shows
# ***************************
def ready_callback(self):
self.delete_eggtimer()
def play_selected_track(self,selected_track):
""" selects the appropriate player from type field of the medialist and computes
the parameters for that type
selected_track is a dictionary for the track/show
"""
self.canvas.delete('pp-content')
# is menu required
if self.show_params['has-child']=="yes":
enable_child=True
else:
enable_child=False
#dispatch track by type
self.player=None
self.shower=None
track_type = selected_track['type']
self.mon.log(self,"Track type is: "+ track_type)
if track_type=="image":
track_file=self.complete_path(selected_track)
# images played from menus don't have children
self.player=ImagePlayer(self.show_id,self.root,self.canvas,self.show_params,selected_track,self.pp_dir,self.pp_home,self.pp_profile)
self.player.play(track_file,
self.showlist,
self.end_player,
self.ready_callback,
enable_menu=enable_child)
elif track_type=="video":
# create a videoplayer
track_file=self.complete_path(selected_track)
self.player=VideoPlayer(self.show_id,self.root,self.canvas,self.show_params,selected_track,self.pp_dir,self.pp_home,self.pp_profile)
self.player.play(track_file,
self.showlist,
self.end_player,
self.ready_callback,
enable_menu=enable_child)
elif track_type=="audio":
# create a audioplayer
track_file=self.complete_path(selected_track)
self.player=AudioPlayer(self.show_id,self.root,self.canvas,self.show_params,selected_track,self.pp_dir,self.pp_home,self.pp_profile)
self.player.play(track_file,
self.showlist,
self.end_player,
self.ready_callback,
enable_menu=enable_child)
elif track_type=="message":
# bit odd because MessagePlayer is used internally to display text.
text=selected_track['text']
self.player=MessagePlayer(self.show_id,self.root,self.canvas,self.show_params,selected_track,self.pp_dir,self.pp_home,self.pp_profile)
self.player.play(text,
self.showlist,
self.end_player,
self.ready_callback,
enable_menu=enable_child
)
elif track_type=="web":
# create a browser
track_file=self.complete_path(selected_track)
self.player=BrowserPlayer(self.show_id,self.root,self.canvas,self.show_params,selected_track,self.pp_dir,self.pp_home,self.pp_profile)
self.player.play(track_file,
self.showlist,
self.end_player,
self.ready_callback,
enable_menu=enable_child)
elif track_type=="show":
# get the show from the showlist
index = self.showlist.index_of_show(selected_track['sub-show'])
if index >=0:
self.showlist.select(index)
selected_show=self.showlist.selected_show()
else:
self.mon.err(self,"Show not found in showlist: "+ selected_track['sub-show'])
self.end_liveshow_signal=True
if selected_show['type']=="mediashow":
self.shower= MediaShow(selected_show,
self.root,
self.canvas,
self.showlist,
self.pp_dir,
self.pp_home,
self.pp_profile)
self.shower.play(self.show_id,self.end_shower,self.ready_callback,top=False,command='nil')
elif selected_show['type']=="menu":
self.shower= MenuShow(selected_show,
self.root,
self.canvas,
self.showlist,
self.pp_dir,
self.pp_home,
self.pp_profile)
self.shower.play(self.show_id,self.end_shower,self.ready_callback,top=False,command='nil')
elif selected_show['type']=="radiobuttonshow":
self.shower= RadioButtonShow(selected_show,
self.root,
self.canvas,
self.showlist,
self.pp_dir,
self.pp_home,
self.pp_profile)
self.shower.play(self.show_id,self.end_shower,self.ready_callback,top=False,command='nil')
elif selected_show['type']=="hyperlinkshow":
self.shower= HyperlinkShow(selected_show,
sef.root,
self.canvas,
self.showlist,
self.pp_dir,
self.pp_home,
self.pp_profile)
self.shower.play(self.show_id,self.end_shower,self.ready_callback,top=False,command='nil')
else:
self.mon.err(self,"Unknown Show Type: "+ selected_show['type'])
self.end_liveshow_signal=True
else:
self.mon.err(self,"Unknown Track Type: "+ track_type)
self.end_liveshow_signal=True
def end_shower(self,show_id,reason,message):
self.mon.log(self,"Returned from shower with message: "+ message)
self.shower=None
if reason in("killed","error"):
self.end(reason,message)
else:
self.what_next()
def end_player(self,reason,message):
self.mon.log(self,"Returned from player with message: "+ message)
self.player=None
if reason in("killed","error"):
self.end(reason,message)
else:
self.what_next()
# ***************************
# end of show
# ***************************
def end(self,reason,message):
self.end_liveshow_signal=False
self.mon.log(self,"Ending Liveshow: "+ self.show_params['show-ref'])
self.tidy_up()
self.end_callback(self.show_id,reason,message)
self=None
def tidy_up(self):
if self.duration_timer<>None:
self.canvas.after_cancel(self.duration_timer)
self.duration_timer=None
#clear outstanding time of day events for this show
# self.tod.clear_times_list(id(self))
# ******************************
# Displaying things
# *********************************
def display_eggtimer(self,text):
self.egg_timer=self.canvas.create_text(int(self.canvas['width'])/2,
int(self.canvas['height'])/2,
text= text,
fill='white',
font="Helvetica 20 bold",
tag='pp-eggtimer')
self.canvas.update_idletasks( )
def delete_eggtimer(self):
self.canvas.delete('pp-eggtimer')
self.canvas.update_idletasks( )
# used to display internal messages in situations where a medialist entry could not be used.
def display_message(self,canvas,source,content,duration,display_message_callback):
self.display_message_callback=display_message_callback
tp={'duration':duration,'message-colour':'white','message-font':'Helvetica 20 bold','message-justify':'left',
'background-colour':'','background-image':'','show-control-begin':'','show-control-end':'',
'animate-begin':'','animate-clear':'','animate-end':'','message-x':'','message-y':'',
'display-show-background':'no','display-show-text':'no','show-text':'','track-text':'',
'plugin':''}
self.player=MessagePlayer(self.show_id,self.root,canvas,tp,tp,self.pp_dir,self.pp_home,self.pp_profile)
self.player.play(content,self.showlist,self.display_message_end,None)
def display_message_end(self,reason,message):
self.player=None
if reason in ("killed",'error'):
self.end(reason,message)
else:
self.display_message_callback()
# ******************************
# utilities
# *********************************
def resource(self,section,item):
value=self.rr.get(section,item)
if value==False:
self.mon.err(self, "resource: "+section +': '+ item + " not found" )
self.terminate("error",'Cannot find resource')
else:
return value
def complete_path(self,selected_track):
# complete path of the filename of the selected entry
track_file = selected_track['location']
if track_file<>'' and track_file[0]=="+":
track_file=self.pp_home+track_file[1:]
self.mon.log(self,"Track to play is: "+ track_file)
return track_file
def calculate_duration(self,line):
fields=line.split(':')
if len(fields)==1:
secs=fields[0]
minutes='0'
hours='0'
if len(fields)==2:
secs=fields[1]
minutes=fields[0]
hours='0'
if len(fields)==3:
secs=fields[2]
minutes=fields[1]
hours=fields[0]
self.duration=3600*long(hours)+60*long(minutes)+long(secs)
return ''
def start_show(self, show_ref):
show_index = self.showlist.index_of_show(show_ref)
if show_index < 0:
return 'error', "Show not found in showlist: " + show_ref
show = self.showlist.show(show_index)
index = self.register_show(show_ref)
self.mon.log(
self, self.show_params['show-ref'] + ' ' + str(self.show_id) +
": Starting show " + show_ref + ' ' + str(index))
if self.show_running(index):
self.mon.log(self, "show already running " + show_ref)
return 'normal', 'this concurrent show already running'
if show['type'] == "mediashow":
show_obj = MediaShow(show, self.root, self.canvas, self.showlist,
self.pp_dir, self.pp_home, self.pp_profile)
self.set_running(index, show_obj)
show_obj.play(index,
self._end_play_show,
None,
top=True,
command='nil')
return 'normal', 'concurrent show started'
if show['type'] == "radiobuttonshow":
show_obj = RadioButtonShow(show, self.root, self.canvas,
self.showlist, self.pp_dir,
self.pp_home, self.pp_profile)
self.set_running(index, show_obj)
show_obj.play(index,
self._end_play_show,
None,
top=True,
command='nil')
return 'normal', 'concurrent show started'
if show['type'] == "hyperlinkshow":
show_obj = HyperlinkShow(show, self.root, self.canvas,
self.showlist, self.pp_dir, self.pp_home,
self.pp_profile)
self.set_running(index, show_obj)
show_obj.play(index,
self._end_play_show,
None,
top=True,
command='nil')
return 'normal', 'concurrent show started'
elif show['type'] == "menu":
show_obj = MenuShow(show, self.root, self.canvas, self.showlist,
self.pp_dir, self.pp_home, self.pp_profile)
self.set_running(index, show_obj)
show_obj.play(index,
self._end_play_show,
None,
top=True,
command='nil')
return 'normal', 'concurrent show started'
elif show['type'] == "liveshow":
show_obj = LiveShow(show, self.root, self.canvas, self.showlist,
self.pp_dir, self.pp_home, self.pp_profile)
self.set_running(index, show_obj)
show_obj.play(index,
self._end_play_show,
None,
top=True,
command='nil')
return 'normal', 'concurrent show started'
else:
return 'error', "unknown show type in start concurrent show - " + show[
'type']
class LiveShow:
""" plays a set of tracks the content of which is dynamically specified by plaacing track files
in one of two directories. Tracks are played in file leafname alphabetical order.
Can be interrupted
"""
# *******************
# External interface
# ********************
def __init__(self, show_params, root, canvas, showlist, pp_dir, pp_home,
pp_profile):
self.mon = Monitor()
self.mon.on()
#instantiate arguments
self.show_params = show_params
self.showlist = showlist
self.root = root
self.canvas = canvas
self.pp_dir = pp_dir
self.pp_home = pp_home
self.pp_profile = pp_profile
# open resources
self.rr = ResourceReader()
#create and instance of TimeOfDay scheduler so we can add events
self.tod = TimeOfDay()
# Init variables
self.player = None
self.shower = None
self.end_liveshow_signal = False
self.end_trigger_signal = False
self.play_child_signal = False
self.error = False
self.egg_timer = None
self.duration_timer = None
self.state = 'closed'
self.livelist = None
self.new_livelist = None
def play(self,
show_id,
end_callback,
ready_callback,
top=False,
command='nil'):
#instantiate the arguments
self.show_id = show_id
self.end_callback = end_callback
self.ready_callback = ready_callback
self.top = top
self.mon.log(self, "Starting show: " + self.show_params['show-ref'])
# check data files are available.
self.media_file = self.pp_profile + os.sep + self.show_params[
'medialist']
if not os.path.exists(self.media_file):
self.mon.err(self, "Medialist file not found: " + self.media_file)
self.end_liveshow_signal = True
self.options = command_options()
self.pp_live_dir1 = self.pp_home + os.sep + 'pp_live_tracks'
if not os.path.exists(self.pp_live_dir1):
os.mkdir(self.pp_live_dir1)
self.pp_live_dir2 = ''
if self.options['liveshow'] <> "":
self.pp_live_dir2 = self.options['liveshow']
if not os.path.exists(self.pp_live_dir2):
self.mon.err(
self,
"live tracks directory not found " + self.pp_live_dir2)
self.end('error', "live tracks directory not found")
#create a medialist for the liveshow and read it.
# it should be empty of anonymous tracks but read it to check its version.
self.medialist = MediaList()
if self.medialist.open_list(self.media_file,
self.showlist.sissue()) == False:
self.mon.err(self, "Version of medialist different to Pi Presents")
self.end('error', "Version of medialist different to Pi Presents")
#get control bindings for this show if top level
controlsmanager = ControlsManager()
if self.top == True:
self.controls_list = controlsmanager.default_controls()
# and merge in controls from profile
self.controls_list = controlsmanager.merge_show_controls(
self.controls_list, self.show_params['controls'])
#set up the time of day triggers for the show
if self.show_params['trigger-start'] in ('time', 'time-quiet'):
error_text = self.tod.add_times(
self.show_params['trigger-start-time'], id(self),
self.tod_start_callback, self.show_params['trigger-start'])
if error_text <> '':
self.mon.err(self, error_text)
self.end('error', error_text)
if self.show_params['trigger-end'] == 'time':
error_text = self.tod.add_times(
self.show_params['trigger-end-time'], id(self),
self.tod_end_callback, 'n/a')
if error_text <> '':
self.mon.err(self, error_text)
self.end('error', error_text)
if self.show_params['trigger-end'] == 'duration':
error_text = self.calculate_duration(
self.show_params['trigger-end-time'])
if error_text <> '':
self.mon.err(self, error_text)
self.end('error', error_text)
self.wait_for_trigger()
def managed_stop(self):
# if next lower show eor player is running pass down to stop the show/track
if self.shower <> None:
self.shower.managed_stop()
else:
self.end_liveshow_signal = True
if self.player <> None:
self.player.input_pressed('stop')
# kill or error
def terminate(self, reason):
if self.shower <> None:
self.shower.terminate(reason)
elif self.player <> None:
self.player.terminate(reason)
else:
self.end(reason, 'terminated without terminating shower or player')
# respond to key presses.
def input_pressed(self, symbol, edge, source):
self.mon.log(self, "received key: " + symbol)
if self.show_params['disable-controls'] == 'yes':
return
# if at top convert symbolic name to operation otherwise lower down we have received an operation
# look through list of standard symbols to find match (symbolic-name, function name) operation =lookup (symbol
if self.top == True:
operation = self.lookup_control(symbol, self.controls_list)
else:
operation = symbol
# print 'operation',operation
# if no match for symbol against standard operations then return
if operation == '':
return
else:
#service the standard inputs for this show
if operation == 'stop':
# if next lower show eor player is running pass down to stop the show/track
# ELSE stop this show except for exceptions
if self.shower <> None:
self.shower.input_pressed('stop', edge, source)
elif self.player <> None:
self.player.input_pressed('stop')
else:
# not at top so stop the show
if self.top == False:
self.end_liveshow_signal = True
else:
pass
elif operation in ('up', 'down'):
# if child or sub-show is running and is a show pass to show, track does not use up/down
if self.shower <> None:
self.shower.input_pressed(operation, edge, source)
elif operation == 'play':
# if child show or sub-show is running and is show - pass down
# ELSE use Return to start child
if self.shower <> None:
self.shower.input_pressed(operation, edge, source)
else:
if self.show_params['has-child'] == "yes":
self.play_child_signal = True
if self.player <> None:
self.player.input_pressed("stop")
elif operation == 'pause':
# pass down if show or track running.
if self.shower <> None:
self.shower.input_pressed(operation, edge, source)
elif self.player <> None:
self.player.input_pressed(operation)
elif operation[0:4] == 'omx-' or operation[0:6] == 'mplay-':
if self.player <> None:
self.player.input_pressed(operation)
def lookup_control(self, symbol, controls_list):
for control in controls_list:
if symbol == control[0]:
return control[1]
return ''
# ***************************
# Constructing Livelist
# ***************************
def livelist_add_track(self, afile):
(root, title) = os.path.split(afile)
(root_plus, ext) = os.path.splitext(afile)
if ext.lower() in PPdefinitions.IMAGE_FILES:
self.livelist_new_track(PPdefinitions.new_tracks['image'], {
'title': title,
'track-ref': '',
'location': afile
})
if ext.lower() in PPdefinitions.VIDEO_FILES:
self.livelist_new_track(PPdefinitions.new_tracks['video'], {
'title': title,
'track-ref': '',
'location': afile
})
if ext.lower() in PPdefinitions.AUDIO_FILES:
self.livelist_new_track(PPdefinitions.new_tracks['audio'], {
'title': title,
'track-ref': '',
'location': afile
})
if ext.lower() in PPdefinitions.WEB_FILES:
self.livelist_new_track(PPdefinitions.new_tracks['web'], {
'title': title,
'track-ref': '',
'location': afile
})
if ext.lower() == '.cfg':
self.livelist_new_plugin(afile, title)
def livelist_new_plugin(self, plugin_cfg, title):
# read the file which is a plugin cfg file into a dictionary
self.plugin_config = ConfigParser.ConfigParser()
self.plugin_config.read(plugin_cfg)
self.plugin_params = dict(self.plugin_config.items('plugin'))
# create a new livelist entry of a type specified in the config file with plugin
self.livelist_new_track(
PPdefinitions.new_tracks[self.plugin_params['type']], {
'title': title,
'track-ref': '',
'plugin': plugin_cfg,
'location': plugin_cfg
})
def livelist_new_track(self, fields, values):
new_track = fields
self.new_livelist.append(copy.deepcopy(new_track))
last = len(self.new_livelist) - 1
self.new_livelist[last].update(values)
def new_livelist_create(self):
self.new_livelist = []
if os.path.exists(self.pp_live_dir1):
for file in os.listdir(self.pp_live_dir1):
file = self.pp_live_dir1 + os.sep + file
(root_file, ext_file) = os.path.splitext(file)
if (ext_file.lower() in PPdefinitions.IMAGE_FILES +
PPdefinitions.VIDEO_FILES + PPdefinitions.AUDIO_FILES +
PPdefinitions.WEB_FILES) or (ext_file.lower()
== '.cfg'):
self.livelist_add_track(file)
if os.path.exists(self.pp_live_dir2):
for file in os.listdir(self.pp_live_dir2):
file = self.pp_live_dir2 + os.sep + file
(root_file, ext_file) = os.path.splitext(file)
if ext_file.lower(
) in PPdefinitions.IMAGE_FILES + PPdefinitions.VIDEO_FILES + PPdefinitions.AUDIO_FILES + PPdefinitions.WEB_FILES or (
ext_file.lower() == '.cfg'):
self.livelist_add_track(file)
self.new_livelist = sorted(
self.new_livelist,
key=lambda track: os.path.basename(track['location']).lower())
# print 'LIVELIST'
# for it in self.new_livelist:
# print 'type: ', it['type'], 'loc: ',it['location'],'\nplugin cfg: ', it['plugin']
# print ''
def livelist_replace_if_changed(self):
self.new_livelist_create()
if self.new_livelist <> self.livelist:
self.livelist = copy.deepcopy(self.new_livelist)
self.livelist_index = 0
def livelist_next(self):
if self.livelist_index == len(self.livelist) - 1:
self.livelist_index = 0
else:
self.livelist_index += 1
# ***************************
# Sequencing
# ***************************
def wait_for_trigger(self):
self.state = 'waiting'
if self.ready_callback <> None:
self.ready_callback()
self.mon.log(
self, "Waiting for trigger: " + self.show_params['trigger-start'])
if self.show_params['trigger-start'] in ('time', 'time-quiet'):
# if next show is this one display text
next_show = self.tod.next_event_time()
if next_show[3] <> True:
if next_show[1] == 'tomorrow':
text = self.resource('liveshow', 'm04')
else:
text = self.resource('liveshow', 'm03')
text = text.replace('%tt', next_show[0])
self.display_message(self.canvas, 'text', text, 0,
self.play_first_track)
elif self.show_params['trigger-start'] == "start":
self.play_first_track()
else:
self.mon.err(
self, "Unknown trigger: " + self.show_params['trigger-start'])
self.end('error', "Unknown trigger type")
# callbacks from time of day scheduler
def tod_start_callback(self):
if self.state == 'waiting' and self.show_params['trigger-start'] in (
'time', 'time-quiet'):
self.play_first_track()
def tod_end_callback(self):
if self.state == 'playing' and self.show_params['trigger-end'] in (
'time', 'duration'):
self.end_trigger_signal = True
if self.shower <> None:
self.shower.input_pressed('stop', 'front', '')
elif self.player <> None:
self.player.input_pressed('stop')
def play_first_track(self):
self.state = 'playing'
# start duration timer
if self.show_params['trigger-end'] == 'duration':
# print 'set alarm ', self.duration
self.duration_timer = self.canvas.after(self.duration * 1000,
self.tod_end_callback)
self.new_livelist_create()
self.livelist = copy.deepcopy(self.new_livelist)
self.livelist_index = 0
self.play_track()
def play_track(self):
self.livelist_replace_if_changed()
if len(self.livelist) > 0:
self.play_selected_track(self.livelist[self.livelist_index])
else:
self.display_message(self.canvas, None,
self.resource('liveshow', 'm01'), 5,
self.what_next)
def what_next(self):
# end of show time trigger
if self.end_trigger_signal == True:
self.end_trigger_signal = False
if self.top == True:
self.state = 'waiting'
self.wait_for_trigger()
else:
# not at top so stop the show
self.end('normal', 'sub-show end time trigger')
# user wants to end
elif self.end_liveshow_signal == True:
self.end_liveshow_signal = False
self.end('normal', "show ended by user")
# play child?
elif self.play_child_signal == True:
self.play_child_signal = False
index = self.medialist.index_of_track('pp-child-show')
if index >= 0:
#don't select the track as need to preserve mediashow sequence.
child_track = self.medialist.track(index)
self.display_eggtimer(self.resource('liveshow', 'm02'))
self.play_selected_track(child_track)
else:
self.mon.err(
self, "Child show not found in medialist: " +
self.show_params['pp-child-show'])
self.end('error', "child show not found in medialist")
# otherwise loop to next track
else:
self.livelist_next()
self.play_track()
# ***************************
# Dispatching to Players/Shows
# ***************************
def ready_callback(self):
self.delete_eggtimer()
def play_selected_track(self, selected_track):
""" selects the appropriate player from type field of the medialist and computes
the parameters for that type
selected_track is a dictionary for the track/show
"""
self.canvas.delete('pp-content')
# is menu required
if self.show_params['has-child'] == "yes":
enable_child = True
else:
enable_child = False
#dispatch track by type
self.player = None
self.shower = None
track_type = selected_track['type']
self.mon.log(self, "Track type is: " + track_type)
if track_type == "image":
track_file = self.complete_path(selected_track)
# images played from menus don't have children
self.player = ImagePlayer(self.show_id, self.root, self.canvas,
self.show_params, selected_track,
self.pp_dir, self.pp_home,
self.pp_profile)
self.player.play(track_file,
self.showlist,
self.end_player,
self.ready_callback,
enable_menu=enable_child)
elif track_type == "video":
# create a videoplayer
track_file = self.complete_path(selected_track)
self.player = VideoPlayer(self.show_id, self.root, self.canvas,
self.show_params, selected_track,
self.pp_dir, self.pp_home,
self.pp_profile)
self.player.play(track_file,
self.showlist,
self.end_player,
self.ready_callback,
enable_menu=enable_child)
elif track_type == "audio":
# create a audioplayer
track_file = self.complete_path(selected_track)
self.player = AudioPlayer(self.show_id, self.root, self.canvas,
self.show_params, selected_track,
self.pp_dir, self.pp_home,
self.pp_profile)
self.player.play(track_file,
self.showlist,
self.end_player,
self.ready_callback,
enable_menu=enable_child)
elif track_type == "message":
# bit odd because MessagePlayer is used internally to display text.
text = selected_track['text']
self.player = MessagePlayer(self.show_id, self.root, self.canvas,
self.show_params, selected_track,
self.pp_dir, self.pp_home,
self.pp_profile)
self.player.play(text,
self.showlist,
self.end_player,
self.ready_callback,
enable_menu=enable_child)
elif track_type == "web":
# create a browser
track_file = self.complete_path(selected_track)
self.player = BrowserPlayer(self.show_id, self.root, self.canvas,
self.show_params, selected_track,
self.pp_dir, self.pp_home,
self.pp_profile)
self.player.play(track_file,
self.showlist,
self.end_player,
self.ready_callback,
enable_menu=enable_child)
elif track_type == "show":
# get the show from the showlist
index = self.showlist.index_of_show(selected_track['sub-show'])
if index >= 0:
self.showlist.select(index)
selected_show = self.showlist.selected_show()
else:
self.mon.err(
self, "Show not found in showlist: " +
selected_track['sub-show'])
self.end_liveshow_signal = True
if selected_show['type'] == "mediashow":
self.shower = MediaShow(selected_show, self.root, self.canvas,
self.showlist, self.pp_dir,
self.pp_home, self.pp_profile)
self.shower.play(self.show_id,
self.end_shower,
self.ready_callback,
top=False,
command='nil')
elif selected_show['type'] == "menu":
self.shower = MenuShow(selected_show, self.root, self.canvas,
self.showlist, self.pp_dir,
self.pp_home, self.pp_profile)
self.shower.play(self.show_id,
self.end_shower,
self.ready_callback,
top=False,
command='nil')
elif selected_show['type'] == "radiobuttonshow":
self.shower = RadioButtonShow(selected_show, self.root,
self.canvas, self.showlist,
self.pp_dir, self.pp_home,
self.pp_profile)
self.shower.play(self.show_id,
self.end_shower,
self.ready_callback,
top=False,
command='nil')
elif selected_show['type'] == "hyperlinkshow":
self.shower = HyperlinkShow(selected_show, sef.root,
self.canvas, self.showlist,
self.pp_dir, self.pp_home,
self.pp_profile)
self.shower.play(self.show_id,
self.end_shower,
self.ready_callback,
top=False,
command='nil')
else:
self.mon.err(self,
"Unknown Show Type: " + selected_show['type'])
self.end_liveshow_signal = True
else:
self.mon.err(self, "Unknown Track Type: " + track_type)
self.end_liveshow_signal = True
def end_shower(self, show_id, reason, message):
self.mon.log(self, "Returned from shower with message: " + message)
self.shower = None
if reason in ("killed", "error"):
self.end(reason, message)
else:
self.what_next()
def end_player(self, reason, message):
self.mon.log(self, "Returned from player with message: " + message)
self.player = None
if reason in ("killed", "error"):
self.end(reason, message)
else:
self.what_next()
# ***************************
# end of show
# ***************************
def end(self, reason, message):
self.end_liveshow_signal = False
self.mon.log(self, "Ending Liveshow: " + self.show_params['show-ref'])
self.tidy_up()
self.end_callback(self.show_id, reason, message)
self = None
def tidy_up(self):
if self.duration_timer <> None:
self.canvas.after_cancel(self.duration_timer)
self.duration_timer = None
#clear outstanding time of day events for this show
# self.tod.clear_times_list(id(self))
# ******************************
# Displaying things
# *********************************
def display_eggtimer(self, text):
self.egg_timer = self.canvas.create_text(int(self.canvas['width']) / 2,
int(self.canvas['height']) /
2,
text=text,
fill='white',
font="Helvetica 20 bold",
tag='pp-eggtimer')
self.canvas.update_idletasks()
def delete_eggtimer(self):
self.canvas.delete('pp-eggtimer')
self.canvas.update_idletasks()
# used to display internal messages in situations where a medialist entry could not be used.
def display_message(self, canvas, source, content, duration,
display_message_callback):
self.display_message_callback = display_message_callback
tp = {
'duration': duration,
'message-colour': 'white',
'message-font': 'Helvetica 20 bold',
'message-justify': 'left',
'background-colour': '',
'background-image': '',
'show-control-begin': '',
'show-control-end': '',
'animate-begin': '',
'animate-clear': '',
'animate-end': '',
'message-x': '',
'message-y': '',
'display-show-background': 'no',
'display-show-text': 'no',
'show-text': '',
'track-text': '',
'plugin': ''
}
self.player = MessagePlayer(self.show_id, self.root, canvas, tp, tp,
self.pp_dir, self.pp_home, self.pp_profile)
self.player.play(content, self.showlist, self.display_message_end,
None)
def display_message_end(self, reason, message):
self.player = None
if reason in ("killed", 'error'):
self.end(reason, message)
else:
self.display_message_callback()
# ******************************
# utilities
# *********************************
def resource(self, section, item):
value = self.rr.get(section, item)
if value == False:
self.mon.err(self,
"resource: " + section + ': ' + item + " not found")
self.terminate("error", 'Cannot find resource')
else:
return value
def complete_path(self, selected_track):
# complete path of the filename of the selected entry
track_file = selected_track['location']
if track_file <> '' and track_file[0] == "+":
track_file = self.pp_home + track_file[1:]
self.mon.log(self, "Track to play is: " + track_file)
return track_file
def calculate_duration(self, line):
fields = line.split(':')
if len(fields) == 1:
secs = fields[0]
minutes = '0'
hours = '0'
if len(fields) == 2:
secs = fields[1]
minutes = fields[0]
hours = '0'
if len(fields) == 3:
secs = fields[2]
minutes = fields[1]
hours = fields[0]
self.duration = 3600 * long(hours) + 60 * long(minutes) + long(secs)
return ''
def play_selected_track(self, selected_track):
""" selects the appropriate player from type field of the medialist and computes
the parameters for that type
selected track is a dictionary for the track/show
"""
if self.timeout_running <> None:
self.canvas.after_cancel(self.timeout_running)
self.timeout_running = None
# self.display_eggtimer(self.resource('radiobuttonshow','m01'))
self.current_track_type = selected_track['type']
#start timeout for the track if required
if self.current_track_ref <> self.first_track_ref and int(
self.show_params['timeout']) <> 0:
self.timeout_running = self.canvas.after(
int(self.show_params['timeout']) * 1000, self.timeout_callback)
# dispatch track by type
self.player = None
self.shower = None
track_type = selected_track['type']
self.mon.log(self, "Track type is: " + track_type)
if track_type == "video":
# create a videoplayer
track_file = self.complete_path(selected_track)
self.player = VideoPlayer(self.show_id, self.root, self.canvas,
self.show_params, selected_track,
self.pp_dir, self.pp_home,
self.pp_profile)
self.player.play(track_file,
self.showlist,
self.end_player,
self.page_callback,
enable_menu=False)
elif track_type == "audio":
# create a audioplayer
track_file = self.complete_path(selected_track)
self.player = AudioPlayer(self.show_id, self.root, self.canvas,
self.show_params, selected_track,
self.pp_dir, self.pp_home,
self.pp_profile)
self.player.play(track_file,
self.showlist,
self.end_player,
self.page_callback,
enable_menu=False)
elif track_type == "image":
track_file = self.complete_path(selected_track)
self.player = ImagePlayer(self.show_id, self.root, self.canvas,
self.show_params, selected_track,
self.pp_dir, self.pp_home,
self.pp_profile)
self.player.play(
track_file,
self.showlist,
self.end_player,
self.page_callback,
enable_menu=False,
)
elif track_type == "web":
# create a browser
track_file = self.complete_path(selected_track)
self.player = BrowserPlayer(self.show_id, self.root, self.canvas,
self.show_params, selected_track,
self.pp_dir, self.pp_home,
self.pp_profile)
self.player.play(track_file,
self.showlist,
self.end_player,
self.page_callback,
enable_menu=False)
elif track_type == "message":
# bit odd because MessagePlayer is used internally to display text.
text = selected_track['text']
self.player = MessagePlayer(self.show_id, self.root, self.canvas,
self.show_params, selected_track,
self.pp_dir, self.pp_home,
self.pp_profile)
self.player.play(text,
self.showlist,
self.end_player,
self.page_callback,
enable_menu=False)
elif track_type == "show":
# self.enable_click_areas()
# get the show from the showlist
index = self.showlist.index_of_show(selected_track['sub-show'])
if index >= 0:
self.showlist.select(index)
selected_show = self.showlist.selected_show()
else:
self.mon.err(
self, "Show not found in showlist: " +
selected_track['sub-show'])
self.end("Unknown show")
if selected_show['type'] == "mediashow":
self.shower = MediaShow(selected_show, self.root, self.canvas,
self.showlist, self.pp_dir,
self.pp_home, self.pp_profile)
self.shower.play(self.show_id,
self.end_shower,
self.ready_callback,
top=False,
command='nil')
elif selected_show['type'] == "liveshow":
self.shower = LiveShow(selected_show, self.root, self.canvas,
self.showlist, self.pp_dir,
self.pp_home, self.pp_profile)
self.shower.play(self.show_id,
self.end_shower,
self.ready_callback,
top=False,
command='nil')
elif selected_show['type'] == "radiobuttonshow":
self.shower = RadioButtonShow(selected_show, self.root,
self.canvas, self.showlist,
self.pp_dir, self.pp_home,
self.pp_profile)
self.shower.play(self.show_id,
self.end_shower,
self.ready_callback,
top=False,
command='nil')
elif selected_show['type'] == "hyperlinkshow":
self.shower = HyperlinkShow(selected_show, self.root,
self.canvas, self.showlist,
self.pp_dir, self.pp_home,
self.pp_profile)
self.shower.play(self.show_id,
self.end_shower,
self.ready_callback,
top=False,
command='nil')
elif selected_show['type'] == "menu":
self.shower = MenuShow(selected_show, self.root, self.canvas,
self.showlist, self.pp_dir,
self.pp_home, self.pp_profile)
self.shower.play(self.show_id,
self.end_shower,
self.ready_callback,
top=False,
command='nil')
else:
self.mon.err(self,
"Unknown Show Type: " + selected_show['type'])
self.end("Unknown show type")
else:
self.mon.err(self, "Unknown Track Type: " + track_type)
self.end("Unknown track type")
