fixes bug #362
[enigma2.git] / lib / python / Components / MovieList.py
index a921b8df088daacc16d7837b4b521fbcc6a50b0e..5c98e4be5d6d344b951a21b95da646e5538607f3 100644 (file)
-from HTMLComponent import *
-from GUIComponent import *
+from GUIComponent import GUIComponent
 from Tools.FuzzyDate import FuzzyTime
 from ServiceReference import ServiceReference
-from Components.MultiContent import MultiContentEntryText, RT_HALIGN_LEFT, RT_HALIGN_RIGHT
+from Components.MultiContent import MultiContentEntryText
+from Components.config import config
 
-from enigma import eListboxPythonMultiContent, eListbox, gFont, iServiceInformation
+from enigma import eListboxPythonMultiContent, eListbox, gFont, iServiceInformation, \
+       RT_HALIGN_LEFT, RT_HALIGN_RIGHT, eServiceReference, eServiceCenter
 
-from enigma import eServiceReference, eServiceCenter, \
-       eServiceCenterPtr, iListableServicePtr, \
-       iStaticServiceInformationPtr
+class MovieList(GUIComponent):
+       SORT_ALPHANUMERIC = 1
+       SORT_RECORDED = 2
 
-#
-# | name of movie              |
-#
-def MovieListEntry(serviceref, serviceHandler):
-       if serviceref.flags & eServiceReference.mustDescent:
-               return None
+       LISTTYPE_ORIGINAL = 1
+       LISTTYPE_COMPACT_DESCRIPTION = 2
+       LISTTYPE_COMPACT = 3
+       LISTTYPE_MINIMAL = 4
 
-       info = serviceHandler.info(serviceref)
-       
-       if info is None:
-               # ignore service which refuse to info
-               return None
-       
-       len = info.getLength(serviceref)
-       if len > 0:
-               len = "%d:%02d" % (len / 60, len % 60)
-       else:
-               len = "?:??"
-       
-       begin = info.getInfo(serviceref, iServiceInformation.sTimeCreate)
-       res = [ (serviceref, begin) ]
+       HIDE_DESCRIPTION = 1
+       SHOW_DESCRIPTION = 2
 
-       res.append(MultiContentEntryText(pos=(0, 0), size=(420, 30), font = 0, flags = RT_HALIGN_LEFT, text = info.getName(serviceref)))
-       service = ServiceReference(info.getInfoString(serviceref, iServiceInformation.sServiceref))
-       if service is not None:
-               res.append(MultiContentEntryText(pos=(420, 0), size=(140, 30), font = 0, flags = RT_HALIGN_RIGHT, text = service.getServiceName()))
-       
-       description = info.getInfoString(serviceref, iServiceInformation.sDescription)
-
-       begin_string = ""
-       if begin > 0:
-               t = FuzzyTime(begin)
-               begin_string = t[0] + ", " + t[1]
-       
-       res.append(MultiContentEntryText(pos=(0, 30), size=(560, 20), font=1, flags=RT_HALIGN_LEFT, text=description))
-       res.append(MultiContentEntryText(pos=(0, 50), size=(270, 20), font=1, flags=RT_HALIGN_LEFT, text=begin_string))
-       res.append(MultiContentEntryText(pos=(290, 50), size=(270, 20), font=1, flags=RT_HALIGN_RIGHT, text=len))
-       
-       return res
-
-class MovieList(HTMLComponent, GUIComponent):
-       def __init__(self, root):
+       def __init__(self, root, list_type=None, sort_type=None, descr_state=None):
                GUIComponent.__init__(self)
+               self.list_type = list_type or self.LISTTYPE_ORIGINAL
+               self.descr_state = descr_state or self.HIDE_DESCRIPTION
+               self.sort_type = sort_type or self.SORT_RECORDED
+
                self.l = eListboxPythonMultiContent()
+               self.tags = set()
+               
                if root is not None:
                        self.reload(root)
-               self.l.setFont(0, gFont("Regular", 22))
-               self.l.setFont(1, gFont("Regular", 18))
                
+               self.redrawList()
+               self.l.setBuildFunc(self.buildMovieListEntry)
+               
+               self.onSelectionChanged = [ ]
+
+       def connectSelChanged(self, fnc):
+               if not fnc in self.onSelectionChanged:
+                       self.onSelectionChanged.append(fnc)
+
+       def disconnectSelChanged(self, fnc):
+               if fnc in self.onSelectionChanged:
+                       self.onSelectionChanged.remove(fnc)
+
+       def selectionChanged(self):
+               for x in self.onSelectionChanged:
+                       x()
+
+       def setListType(self, type):
+               self.list_type = type
+
+       def setDescriptionState(self, val):
+               self.descr_state = val
+
+       def setSortType(self, type):
+               self.sort_type = type
+
+       def redrawList(self):
+               if self.list_type == MovieList.LISTTYPE_ORIGINAL:
+                       self.l.setFont(0, gFont("Regular", 22))
+                       self.l.setFont(1, gFont("Regular", 18))
+                       self.l.setFont(2, gFont("Regular", 16))
+                       self.l.setItemHeight(75)
+               elif self.list_type == MovieList.LISTTYPE_COMPACT_DESCRIPTION or self.list_type == MovieList.LISTTYPE_COMPACT:
+                       self.l.setFont(0, gFont("Regular", 20))
+                       self.l.setFont(1, gFont("Regular", 14))
+                       self.l.setItemHeight(37)
+               else:
+                       self.l.setFont(0, gFont("Regular", 20))
+                       self.l.setFont(1, gFont("Regular", 16))
+                       self.l.setItemHeight(25)
+
+       #
+       # | name of movie              |
+       #
+       def buildMovieListEntry(self, serviceref, info, begin, len):
+               if serviceref.flags & eServiceReference.mustDescent:
+                       return None
+
+               width = self.l.getItemSize().width()
+
+               if len <= 0: #recalc len when not already done
+                       cur_idx = self.l.getCurrentSelectionIndex()
+                       x = self.list[cur_idx]
+                       if config.usage.load_length_of_movies_in_moviellist.value:
+                               len = x[1].getLength(x[0]) #recalc the movie length...
+                       else:
+                               len = 0 #dont recalc movielist to speedup loading the list
+                       self.list[cur_idx] = (x[0], x[1], x[2], len) #update entry in list... so next time we don't need to recalc
+               
+               if len > 0:
+                       len = "%d:%02d" % (len / 60, len % 60)
+               else:
+                       len = ""
+               
+               res = [ None ]
+               
+               txt = info.getName(serviceref)
+               service = ServiceReference(info.getInfoString(serviceref, iServiceInformation.sServiceref))
+               description = info.getInfoString(serviceref, iServiceInformation.sDescription)
+               tags = info.getInfoString(serviceref, iServiceInformation.sTags)
+
+               begin_string = ""
+               if begin > 0:
+                       t = FuzzyTime(begin)
+                       begin_string = t[0] + ", " + t[1]
+               
+               if self.list_type == MovieList.LISTTYPE_ORIGINAL:
+                       res.append(MultiContentEntryText(pos=(0, 0), size=(width-182, 30), font = 0, flags = RT_HALIGN_LEFT, text=txt))
+                       if self.tags:
+                               res.append(MultiContentEntryText(pos=(width-180, 0), size=(180, 30), font = 2, flags = RT_HALIGN_RIGHT, text = tags))
+                               if service is not None:
+                                       res.append(MultiContentEntryText(pos=(200, 50), size=(200, 20), font = 1, flags = RT_HALIGN_LEFT, text = service.getServiceName()))
+                       else:
+                               if service is not None:
+                                       res.append(MultiContentEntryText(pos=(width-180, 0), size=(180, 30), font = 2, flags = RT_HALIGN_RIGHT, text = service.getServiceName()))
+                       res.append(MultiContentEntryText(pos=(0, 30), size=(width, 20), font=1, flags=RT_HALIGN_LEFT, text=description))
+                       res.append(MultiContentEntryText(pos=(0, 50), size=(200, 20), font=1, flags=RT_HALIGN_LEFT, text=begin_string))
+                       res.append(MultiContentEntryText(pos=(width-200, 50), size=(198, 20), font=1, flags=RT_HALIGN_RIGHT, text=len))
+               elif self.list_type == MovieList.LISTTYPE_COMPACT_DESCRIPTION:
+                       res.append(MultiContentEntryText(pos=(0, 0), size=(width-120, 20), font = 0, flags = RT_HALIGN_LEFT, text = txt))
+                       res.append(MultiContentEntryText(pos=(0, 20), size=(width-212, 17), font=1, flags=RT_HALIGN_LEFT, text=description))
+                       res.append(MultiContentEntryText(pos=(width-120, 6), size=(120, 20), font=1, flags=RT_HALIGN_RIGHT, text=begin_string))
+                       if service is not None:
+                               res.append(MultiContentEntryText(pos=(width-212, 20), size=(154, 17), font = 1, flags = RT_HALIGN_RIGHT, text = service.getServiceName()))
+                       res.append(MultiContentEntryText(pos=(width-58, 20), size=(58, 20), font=1, flags=RT_HALIGN_RIGHT, text=len))
+               elif self.list_type == MovieList.LISTTYPE_COMPACT:
+                       res.append(MultiContentEntryText(pos=(0, 0), size=(width-77, 20), font = 0, flags = RT_HALIGN_LEFT, text = txt))
+                       if self.tags:
+                               res.append(MultiContentEntryText(pos=(width-200, 20), size=(200, 17), font = 1, flags = RT_HALIGN_RIGHT, text = tags))
+                               if service is not None:
+                                       res.append(MultiContentEntryText(pos=(200, 20), size=(200, 17), font = 1, flags = RT_HALIGN_LEFT, text = service.getServiceName()))
+                       else:
+                               if service is not None:
+                                       res.append(MultiContentEntryText(pos=(width-200, 20), size=(200, 17), font = 1, flags = RT_HALIGN_RIGHT, text = service.getServiceName()))
+                       res.append(MultiContentEntryText(pos=(0, 20), size=(200, 17), font=1, flags=RT_HALIGN_LEFT, text=begin_string))
+                       res.append(MultiContentEntryText(pos=(width-75, 0), size=(75, 20), font=0, flags=RT_HALIGN_RIGHT, text=len))
+               else:
+                       assert(self.list_type == MovieList.LISTTYPE_MINIMAL)
+                       if self.descr_state == MovieList.SHOW_DESCRIPTION:
+                               res.append(MultiContentEntryText(pos=(0, 0), size=(width-146, 20), font = 0, flags = RT_HALIGN_LEFT, text = txt))
+                               res.append(MultiContentEntryText(pos=(width-145, 4), size=(145, 20), font=1, flags=RT_HALIGN_RIGHT, text=begin_string))
+                       else:
+                               res.append(MultiContentEntryText(pos=(0, 0), size=(width-77, 20), font = 0, flags = RT_HALIGN_LEFT, text = txt))
+                               res.append(MultiContentEntryText(pos=(width-75, 0), size=(75, 20), font=0, flags=RT_HALIGN_RIGHT, text=len))
+               
+               return res
+
        def moveToIndex(self, index):
                self.instance.moveSelectionTo(index)
 
        def getCurrentIndex(self):
                return self.instance.getCurrentIndex()
 
+       def getCurrentEvent(self):
+               l = self.l.getCurrentSelection()
+               return l and l[0] and l[1] and l[1].getEvent(l[0])
+
        def getCurrent(self):
                l = self.l.getCurrentSelection()
                return l and l[0]
-       
-       def GUIcreate(self, parent):
-               self.instance = eListbox(parent)
-               self.instance.setContent(self.l)
-               self.instance.setItemHeight(75)
-       
-       def GUIdelete(self):
-               self.instance.setContent(None)
-               self.instance = None
 
-       def reload(self, root = None):
+       GUI_WIDGET = eListbox
+
+       def postWidgetCreate(self, instance):
+               instance.setContent(self.l)
+               instance.selectionChanged.get().append(self.selectionChanged)
+
+       def preWidgetRemove(self, instance):
+               instance.setContent(None)
+               instance.selectionChanged.get().remove(self.selectionChanged)
+
+       def reload(self, root = None, filter_tags = None):
                if root is not None:
-                       self.load(root)
+                       self.load(root, filter_tags)
                else:
-                       self.load(self.root)
+                       self.load(self.root, filter_tags)
                self.l.setList(self.list)
 
        def removeService(self, service):
                for l in self.list[:]:
-                       if l[0][0] == service:
+                       if l[0] == service:
                                self.list.remove(l)
                self.l.setList(self.list)
 
-       def load(self, root):
+       def __len__(self):
+               return len(self.list)
+
+       def load(self, root, filter_tags):
                # this lists our root service, then building a 
                # nice list
                
                self.list = [ ]
-               self.root = root
-               
-               serviceHandler = eServiceCenter.getInstance()
-               list = serviceHandler.list(root)
+               self.serviceHandler = eServiceCenter.getInstance()
                
+               self.root = root
+               list = self.serviceHandler.list(root)
                if list is None:
-                       raise "listing of movies failed"
-
-               movieList = [ ]
+                       print "listing of movies failed"
+                       list = [ ]      
+                       return
+               tags = set()
+               
                while 1:
-                       s = list.getNext()
-                       if not s.valid():
-                               del list
+                       serviceref = list.getNext()
+                       if not serviceref.valid():
                                break
-                       movieList.append(s)
+                       if serviceref.flags & eServiceReference.mustDescent:
+                               continue
+               
+                       info = self.serviceHandler.info(serviceref)
+                       if info is None:
+                               continue
+                       begin = info.getInfo(serviceref, iServiceInformation.sTimeCreate)
+               
+                       # convert space-seperated list of tags into a set
+                       this_tags = info.getInfoString(serviceref, iServiceInformation.sTags).split(' ')
+                       if this_tags == ['']:
+                               this_tags = []
+                       this_tags = set(this_tags)
+                       tags |= this_tags
                
-               # now process them...
-               for ref in movieList:
-                       a = MovieListEntry(ref, serviceHandler)
-                       if a is not None:
-                               self.list.append(a)
+                       # filter_tags is either None (which means no filter at all), or 
+                       # a set. In this case, all elements of filter_tags must be present,
+                       # otherwise the entry will be dropped.                  
+                       if filter_tags is not None and not this_tags.issuperset(filter_tags):
+                               continue
                
-               self.list.sort(key=lambda x: -x[0][1])
+                       self.list.append((serviceref, info, begin, -1))
+               
+               if self.sort_type == MovieList.SORT_ALPHANUMERIC:
+                       self.list.sort(key=self.buildAlphaNumericSortKey)
+               else:
+                       # sort: key is 'begin'
+                       self.list.sort(key=lambda x: -x[2])
+               
+               # finally, store a list of all tags which were found. these can be presented
+               # to the user to filter the list
+               self.tags = tags
+
+       def buildAlphaNumericSortKey(self, x):
+               ref = x[0]
+               info = self.serviceHandler.info(ref)
+               name = info and info.getName(ref)
+               return (name and name.lower() or "", -x[2])
 
        def moveTo(self, serviceref):
-               found = 0
                count = 0
                for x in self.list:
-                       if str(ServiceReference(x[0][0])) == str(ServiceReference(serviceref)):
-                               found = count
+                       if x[0] == serviceref:
+                               self.instance.moveSelectionTo(count)
+                               return True
                        count += 1
-               self.instance.moveSelectionTo(found)
-
+               return False
+       
        def moveDown(self):
                self.instance.moveSelection(self.instance.moveDown)