ace360124d6c153dc5fee397d9e60e06dd2c9ff4
[enigma2.git] / lib / python / Components / MovieList.py
1 from GUIComponent import GUIComponent
2 from Tools.FuzzyDate import FuzzyTime
3 from ServiceReference import ServiceReference
4 from Components.MultiContent import MultiContentEntryText
5 from Components.config import config
6
7 from enigma import eListboxPythonMultiContent, eListbox, gFont, iServiceInformation, \
8         RT_HALIGN_LEFT, RT_HALIGN_RIGHT, eServiceReference, eServiceCenter
9
10 class MovieList(GUIComponent):
11         SORT_ALPHANUMERIC = 1
12         SORT_RECORDED = 2
13
14         LISTTYPE_ORIGINAL = 1
15         LISTTYPE_COMPACT_DESCRIPTION = 2
16         LISTTYPE_COMPACT = 3
17         LISTTYPE_MINIMAL = 4
18
19         HIDE_DESCRIPTION = 1
20         SHOW_DESCRIPTION = 2
21
22         def __init__(self, root, list_type=None, sort_type=None, descr_state=None):
23                 GUIComponent.__init__(self)
24                 self.list_type = list_type or self.LISTTYPE_ORIGINAL
25                 self.descr_state = descr_state or self.HIDE_DESCRIPTION
26                 self.sort_type = sort_type or self.SORT_RECORDED
27
28                 self.l = eListboxPythonMultiContent()
29                 self.tags = set()
30                 
31                 if root is not None:
32                         self.reload(root)
33                 
34                 self.redrawList()
35                 self.l.setBuildFunc(self.buildMovieListEntry)
36                 
37                 self.onSelectionChanged = [ ]
38
39         def connectSelChanged(self, fnc):
40                 if not fnc in self.onSelectionChanged:
41                         self.onSelectionChanged.append(fnc)
42
43         def disconnectSelChanged(self, fnc):
44                 if fnc in self.onSelectionChanged:
45                         self.onSelectionChanged.remove(fnc)
46
47         def selectionChanged(self):
48                 for x in self.onSelectionChanged:
49                         x()
50
51         def setListType(self, type):
52                 self.list_type = type
53
54         def setDescriptionState(self, val):
55                 self.descr_state = val
56
57         def setSortType(self, type):
58                 self.sort_type = type
59
60         def redrawList(self):
61                 if self.list_type == MovieList.LISTTYPE_ORIGINAL:
62                         self.l.setFont(0, gFont("Regular", 22))
63                         self.l.setFont(1, gFont("Regular", 18))
64                         self.l.setFont(2, gFont("Regular", 16))
65                         self.l.setItemHeight(75)
66                 elif self.list_type == MovieList.LISTTYPE_COMPACT_DESCRIPTION or self.list_type == MovieList.LISTTYPE_COMPACT:
67                         self.l.setFont(0, gFont("Regular", 20))
68                         self.l.setFont(1, gFont("Regular", 14))
69                         self.l.setItemHeight(37)
70                 else:
71                         self.l.setFont(0, gFont("Regular", 20))
72                         self.l.setFont(1, gFont("Regular", 16))
73                         self.l.setItemHeight(25)
74
75         #
76         # | name of movie              |
77         #
78         def buildMovieListEntry(self, serviceref, info, begin, len):
79                 if serviceref.flags & eServiceReference.mustDescent:
80                         return None
81
82                 width = self.l.getItemSize().width()
83
84                 if len <= 0: #recalc len when not already done
85                         cur_idx = self.l.getCurrentSelectionIndex()
86                         x = self.list[cur_idx]
87                         if config.usage.load_length_of_movies_in_moviellist.value:
88                                 len = x[1].getLength(x[0]) #recalc the movie length...
89                         else:
90                                 len = 0 #dont recalc movielist to speedup loading the list
91                         self.list[cur_idx] = (x[0], x[1], x[2], len) #update entry in list... so next time we don't need to recalc
92                 
93                 if len > 0:
94                         len = "%d:%02d" % (len / 60, len % 60)
95                 else:
96                         if config.usage.load_length_of_movies_in_moviellist.value:
97                                 len = "?:??"
98                         else:
99                                 len = "X:XX"
100                 
101                 res = [ None ]
102                 
103                 txt = info.getName(serviceref)
104                 service = ServiceReference(info.getInfoString(serviceref, iServiceInformation.sServiceref))
105                 description = info.getInfoString(serviceref, iServiceInformation.sDescription)
106                 
107                 begin_string = ""
108                 if begin > 0:
109                         t = FuzzyTime(begin)
110                         begin_string = t[0] + ", " + t[1]
111                 
112                 if self.list_type == MovieList.LISTTYPE_ORIGINAL:
113                         res.append(MultiContentEntryText(pos=(0, 0), size=(width-182, 30), font = 0, flags = RT_HALIGN_LEFT, text=txt))
114                         if service is not None:
115                                 res.append(MultiContentEntryText(pos=(width-180, 0), size=(180, 30), font = 2, flags = RT_HALIGN_RIGHT, text = service.getServiceName()))
116                         res.append(MultiContentEntryText(pos=(0, 30), size=(width, 20), font=1, flags=RT_HALIGN_LEFT, text=description))
117                         res.append(MultiContentEntryText(pos=(0, 50), size=(width-270, 20), font=1, flags=RT_HALIGN_LEFT, text=begin_string))
118                         res.append(MultiContentEntryText(pos=(width-200, 50), size=(200, 20), font=1, flags=RT_HALIGN_RIGHT, text=len))
119                 elif self.list_type == MovieList.LISTTYPE_COMPACT_DESCRIPTION:
120                         res.append(MultiContentEntryText(pos=(0, 0), size=(width-120, 20), font = 0, flags = RT_HALIGN_LEFT, text = txt))
121                         if service is not None:
122                                 res.append(MultiContentEntryText(pos=(width-212, 20), size=(154, 17), font = 1, flags = RT_HALIGN_RIGHT, text = service.getServiceName()))
123                         res.append(MultiContentEntryText(pos=(0, 20), size=(width-212, 17), font=1, flags=RT_HALIGN_LEFT, text=description))
124                         res.append(MultiContentEntryText(pos=(width-120, 6), size=(120, 20), font=1, flags=RT_HALIGN_RIGHT, text=begin_string))
125                         res.append(MultiContentEntryText(pos=(width-58, 20), size=(58, 20), font=1, flags=RT_HALIGN_RIGHT, text=len))
126                 elif self.list_type == MovieList.LISTTYPE_COMPACT:
127                         res.append(MultiContentEntryText(pos=(0, 0), size=(width-77, 20), font = 0, flags = RT_HALIGN_LEFT, text = txt))
128                         if service is not None:
129                                 res.append(MultiContentEntryText(pos=(width-200, 20), size=(200, 17), font = 1, flags = RT_HALIGN_RIGHT, text = service.getServiceName()))
130                         res.append(MultiContentEntryText(pos=(0, 20), size=(width-200, 17), font=1, flags=RT_HALIGN_LEFT, text=begin_string))
131                         res.append(MultiContentEntryText(pos=(width-75, 0), size=(75, 20), font=0, flags=RT_HALIGN_RIGHT, text=len))
132                 else:
133                         assert(self.list_type == MovieList.LISTTYPE_MINIMAL)
134                         if self.descr_state == MovieList.SHOW_DESCRIPTION:
135                                 res.append(MultiContentEntryText(pos=(0, 0), size=(width-146, 20), font = 0, flags = RT_HALIGN_LEFT, text = txt))
136                                 res.append(MultiContentEntryText(pos=(width-145, 4), size=(145, 20), font=1, flags=RT_HALIGN_RIGHT, text=begin_string))
137                         else:
138                                 res.append(MultiContentEntryText(pos=(0, 0), size=(width-77, 20), font = 0, flags = RT_HALIGN_LEFT, text = txt))
139                                 res.append(MultiContentEntryText(pos=(width-75, 0), size=(75, 20), font=0, flags=RT_HALIGN_RIGHT, text=len))
140                 
141                 return res
142
143         def moveToIndex(self, index):
144                 self.instance.moveSelectionTo(index)
145
146         def getCurrentIndex(self):
147                 return self.instance.getCurrentIndex()
148
149         def getCurrentEvent(self):
150                 l = self.l.getCurrentSelection()
151                 return l and l[0] and l[1] and l[1].getEvent(l[0])
152
153         def getCurrent(self):
154                 l = self.l.getCurrentSelection()
155                 return l and l[0]
156
157         GUI_WIDGET = eListbox
158
159         def postWidgetCreate(self, instance):
160                 instance.setContent(self.l)
161                 instance.selectionChanged.get().append(self.selectionChanged)
162
163         def preWidgetRemove(self, instance):
164                 instance.setContent(None)
165                 instance.selectionChanged.get().remove(self.selectionChanged)
166
167         def reload(self, root = None, filter_tags = None):
168                 if root is not None:
169                         self.load(root, filter_tags)
170                 else:
171                         self.load(self.root, filter_tags)
172                 self.l.setList(self.list)
173
174         def removeService(self, service):
175                 for l in self.list[:]:
176                         if l[0] == service:
177                                 self.list.remove(l)
178                 self.l.setList(self.list)
179
180         def __len__(self):
181                 return len(self.list)
182
183         def load(self, root, filter_tags):
184                 # this lists our root service, then building a 
185                 # nice list
186                 
187                 self.list = [ ]
188                 self.serviceHandler = eServiceCenter.getInstance()
189                 
190                 self.root = root
191                 list = self.serviceHandler.list(root)
192                 if list is None:
193                         print "listing of movies failed"
194                         list = [ ]      
195                         return
196                 tags = set()
197                 
198                 while 1:
199                         serviceref = list.getNext()
200                         if not serviceref.valid():
201                                 break
202                         if serviceref.flags & eServiceReference.mustDescent:
203                                 continue
204                 
205                         info = self.serviceHandler.info(serviceref)
206                         if info is None:
207                                 continue
208                         begin = info.getInfo(serviceref, iServiceInformation.sTimeCreate)
209                 
210                         # convert space-seperated list of tags into a set
211                         this_tags = info.getInfoString(serviceref, iServiceInformation.sTags).split(' ')
212                         if this_tags == ['']:
213                                 this_tags = []
214                         this_tags = set(this_tags)
215                 
216                         # filter_tags is either None (which means no filter at all), or 
217                         # a set. In this case, all elements of filter_tags must be present,
218                         # otherwise the entry will be dropped.                  
219                         if filter_tags is not None and not this_tags.issuperset(filter_tags):
220                                 continue
221                 
222                         tags |= this_tags
223                         self.list.append((serviceref, info, begin, -1))
224                 
225                 if self.sort_type == MovieList.SORT_ALPHANUMERIC:
226                         self.list.sort(key=self.buildAlphaNumericSortKey)
227                 else:
228                         # sort: key is 'begin'
229                         self.list.sort(key=lambda x: -x[2])
230                 
231                 # finally, store a list of all tags which were found. these can be presented
232                 # to the user to filter the list
233                 self.tags = tags
234
235         def buildAlphaNumericSortKey(self, x):
236                 ref = x[0]
237                 info = self.serviceHandler.info(ref)
238                 name = info and info.getName(ref)
239                 return (name and name.lower() or "", -x[2])
240
241         def moveTo(self, serviceref):
242                 count = 0
243                 for x in self.list:
244                         if x[0] == serviceref:
245                                 self.instance.moveSelectionTo(count)
246                                 break
247                         count += 1
248
249         def moveDown(self):
250                 self.instance.moveSelection(self.instance.moveDown)