code.vuplus.com Git - vuplus_dvbapp/blob - lib/python/Components/FileList.py

   1 from re import compile as re_compile
   2 from os import path as os_path, listdir
   3 from MenuList import MenuList
   4 from Components.Harddisk import harddiskmanager
   5
   6 from Tools.Directories import SCOPE_CURRENT_SKIN, resolveFilename, fileExists
   7
   8 from enigma import RT_HALIGN_LEFT, eListboxPythonMultiContent, \
   9         eServiceReference, eServiceCenter, gFont
  10 from Tools.LoadPixmap import LoadPixmap
  11
  12 EXTENSIONS = {
  13                 "m4a": "music",
  14                 "mp2": "music",
  15                 "mp3": "music",
  16                 "wav": "music",
  17                 "ogg": "music",
  18                 "flac": "music",
  19                 "dts": "dts",
  20                 "jpg": "picture",
  21                 "jpeg": "picture",
  22                 "png": "picture",
  23                 "bmp": "picture",
  24                 "ts": "movie",
  25                 "avi": "movie",
  26                 "divx": "movie",
  27                 "m4v": "movie",
  28                 "mpg": "movie",
  29                 "mpeg": "movie",
  30                 "mkv": "movie",
  31                 "mp4": "movie",
  32                 "mov": "movie",
  33                 "flv": "movie",
  34                 "m2ts": "movie",
  35                 "mts": "movie",
  36                 "3gp": "movie",
  37                 "3g2": "movie",
  38         }
  39
  40 def FileEntryComponent(name, absolute = None, isDir = False):
  41         res = [ (absolute, isDir) ]
  42         res.append((eListboxPythonMultiContent.TYPE_TEXT, 35, 1, 470, 20, 0, RT_HALIGN_LEFT, name))
  43         if isDir:
  44                 png = LoadPixmap(cached=True, path=resolveFilename(SCOPE_CURRENT_SKIN, "extensions/directory.png"))
  45         else:
  46                 extension = name.split('.')
  47                 extension = extension[-1].lower()
  48                 if EXTENSIONS.has_key(extension):
  49                         png = LoadPixmap(resolveFilename(SCOPE_CURRENT_SKIN, "extensions/" + EXTENSIONS[extension] + ".png"))
  50                 else:
  51                         png = None
  52         if png is not None:
  53                 res.append((eListboxPythonMultiContent.TYPE_PIXMAP_ALPHATEST, 10, 2, 20, 20, png))
  54
  55         return res
  56
  57 class FileList(MenuList):
  58         def __init__(self, directory, showDirectories = True, showFiles = True, showMountpoints = True, matchingPattern = None, useServiceRef = False, inhibitDirs = False, inhibitMounts = False, isTop = False, enableWrapAround = False, additionalExtensions = None):
  59                 MenuList.__init__(self, list, enableWrapAround, eListboxPythonMultiContent)
  60                 self.additional_extensions = additionalExtensions
  61                 self.mountpoints = []
  62                 self.current_directory = None
  63                 self.current_mountpoint = None
  64                 self.useServiceRef = useServiceRef
  65                 self.showDirectories = showDirectories
  66                 self.showMountpoints = showMountpoints
  67                 self.showFiles = showFiles
  68                 self.isTop = isTop
  69                 # example: matching .nfi and .ts files: "^.*\.(nfi|ts)"
  70                 self.matchingPattern = matchingPattern
  71                 self.inhibitDirs = inhibitDirs or []
  72                 self.inhibitMounts = inhibitMounts or []
  73
  74                 self.refreshMountpoints()
  75                 self.changeDir(directory)
  76                 self.l.setFont(0, gFont("Regular", 18))
  77                 self.l.setItemHeight(23)
  78                 self.serviceHandler = eServiceCenter.getInstance()
  79
  80         def refreshMountpoints(self):
  81                 self.mountpoints = [os_path.join(p.mountpoint, "") for p in harddiskmanager.getMountedPartitions()]
  82                 self.mountpoints.sort(reverse = True)
  83
  84         def getMountpoint(self, file):
  85                 file = os_path.join(os_path.realpath(file), "")
  86                 for m in self.mountpoints:
  87                         if file.startswith(m):
  88                                 return m
  89                 return False
  90
  91         def getMountpointLink(self, file):
  92                 if os_path.realpath(file) == file:
  93                         return self.getMountpoint(file)
  94                 else:
  95                         if file[-1] == "/":
  96                                 file = file[:-1]
  97                         mp = self.getMountpoint(file)
  98                         last = file
  99                         file = os_path.dirname(file)
 100                         while last != "/" and mp == self.getMountpoint(file):
 101                                 last = file
 102                                 file = os_path.dirname(file)
 103                         return os_path.join(last, "")
 104
 105         def getSelection(self):
 106                 if self.l.getCurrentSelection() is None:
 107                         return None
 108                 return self.l.getCurrentSelection()[0]
 109
 110         def getCurrentEvent(self):
 111                 l = self.l.getCurrentSelection()
 112                 if not l or l[0][1] == True:
 113                         return None
 114                 else:
 115                         return self.serviceHandler.info(l[0][0]).getEvent(l[0][0])
 116
 117         def getFileList(self):
 118                 return self.list
 119
 120         def inParentDirs(self, dir, parents):
 121                 dir = os_path.realpath(dir)
 122                 for p in parents:
 123                         if dir.startswith(p):
 124                                 return True
 125                 return False
 126
 127         def changeDir(self, directory, select = None):
 128                 self.list = []
 129
 130                 # if we are just entering from the list of mount points:
 131                 if self.current_directory is None:
 132                         if directory and self.showMountpoints:
 133                                 self.current_mountpoint = self.getMountpointLink(directory)
 134                         else:
 135                                 self.current_mountpoint = None
 136                 self.current_directory = directory
 137                 directories = []
 138                 files = []
 139
 140                 if directory is None and self.showMountpoints: # present available mountpoints
 141                         for p in harddiskmanager.getMountedPartitions():
 142                                 path = os_path.join(p.mountpoint, "")
 143                                 if path not in self.inhibitMounts and not self.inParentDirs(path, self.inhibitDirs):
 144                                         self.list.append(FileEntryComponent(name = p.description, absolute = path, isDir = True))
 145                         files = [ ]
 146                         directories = [ ]
 147                 elif directory is None:
 148                         files = [ ]
 149                         directories = [ ]
 150                 elif self.useServiceRef:
 151                         root = eServiceReference("2:0:1:0:0:0:0:0:0:0:" + directory)
 152                         if self.additional_extensions:
 153                                 root.setName(self.additional_extensions)
 154                         serviceHandler = eServiceCenter.getInstance()
 155                         list = serviceHandler.list(root)
 156
 157                         while 1:
 158                                 s = list.getNext()
 159                                 if not s.valid():
 160                                         del list
 161                                         break
 162                                 if s.flags & s.mustDescent:
 163                                         directories.append(s.getPath())
 164                                 else:
 165                                         files.append(s)
 166                         directories.sort()
 167                         files.sort()
 168                 else:
 169                         if fileExists(directory):
 170                                 try:
 171                                         files = listdir(directory)
 172                                 except:
 173                                         files = []
 174                                 files.sort()
 175                                 tmpfiles = files[:]
 176                                 for x in tmpfiles:
 177                                         if os_path.isdir(directory + x):
 178                                                 directories.append(directory + x + "/")
 179                                                 files.remove(x)
 180
 181                 if directory is not None and self.showDirectories and not self.isTop:
 182                         if directory == self.current_mountpoint and self.showMountpoints:
 183                                 self.list.append(FileEntryComponent(name = "<" +_("List of Storage Devices") + ">", absolute = None, isDir = True))
 184                         elif (directory != "/") and not (self.inhibitMounts and self.getMountpoint(directory) in self.inhibitMounts):
 185                                 self.list.append(FileEntryComponent(name = "<" +_("Parent Directory") + ">", absolute = '/'.join(directory.split('/')[:-2]) + '/', isDir = True))
 186
 187                 if self.showDirectories:
 188                         for x in directories:
 189                                 if not (self.inhibitMounts and self.getMountpoint(x) in self.inhibitMounts) and not self.inParentDirs(x, self.inhibitDirs):
 190                                         name = x.split('/')[-2]
 191                                         self.list.append(FileEntryComponent(name = name, absolute = x, isDir = True))
 192
 193                 if self.showFiles:
 194                         for x in files:
 195                                 if self.useServiceRef:
 196                                         path = x.getPath()
 197                                         name = path.split('/')[-1]
 198                                 else:
 199                                         path = directory + x
 200                                         name = x
 201
 202                                 if (self.matchingPattern is None) or re_compile(self.matchingPattern).search(path):
 203                                         self.list.append(FileEntryComponent(name = name, absolute = x , isDir = False))
 204
 205                 if self.showMountpoints and len(self.list) == 0:
 206                         self.list.append(FileEntryComponent(name = _("nothing connected"), absolute = None, isDir = False))
 207
 208                 self.l.setList(self.list)
 209
 210                 if select is not None:
 211                         i = 0
 212                         self.moveToIndex(0)
 213                         for x in self.list:
 214                                 p = x[0][0]
 215
 216                                 if isinstance(p, eServiceReference):
 217                                         p = p.getPath()
 218
 219                                 if p == select:
 220                                         self.moveToIndex(i)
 221                                 i += 1
 222
 223         def getCurrentDirectory(self):
 224                 return self.current_directory
 225
 226         def canDescent(self):
 227                 if self.getSelection() is None:
 228                         return False
 229                 return self.getSelection()[1]
 230
 231         def descent(self):
 232                 if self.getSelection() is None:
 233                         return
 234                 self.changeDir(self.getSelection()[0], select = self.current_directory)
 235
 236         def getFilename(self):
 237                 if self.getSelection() is None:
 238                         return None
 239                 x = self.getSelection()[0]
 240                 if isinstance(x, eServiceReference):
 241                         x = x.getPath()
 242                 return x
 243
 244         def getServiceRef(self):
 245                 if self.getSelection() is None:
 246                         return None
 247                 x = self.getSelection()[0]
 248                 if isinstance(x, eServiceReference):
 249                         return x
 250                 return None
 251
 252         def execBegin(self):
 253                 harddiskmanager.on_partition_list_change.append(self.partitionListChanged)
 254
 255         def execEnd(self):
 256                 harddiskmanager.on_partition_list_change.remove(self.partitionListChanged)
 257
 258         def refresh(self):
 259                 self.changeDir(self.current_directory, self.getFilename())
 260
 261         def partitionListChanged(self, action, device):
 262                 self.refreshMountpoints()
 263                 if self.current_directory is None:
 264                         self.refresh()
 265
 266
 267 def MultiFileSelectEntryComponent(name, absolute = None, isDir = False, selected = False):
 268         res = [ (absolute, isDir, selected, name) ]
 269         res.append((eListboxPythonMultiContent.TYPE_TEXT, 55, 1, 470, 20, 0, RT_HALIGN_LEFT, name))
 270         if isDir:
 271                 png = LoadPixmap(cached=True, path=resolveFilename(SCOPE_CURRENT_SKIN, "extensions/directory.png"))
 272         else:
 273                 extension = name.split('.')
 274                 extension = extension[-1].lower()
 275                 if EXTENSIONS.has_key(extension):
 276                         png = LoadPixmap(resolveFilename(SCOPE_CURRENT_SKIN, "extensions/" + EXTENSIONS[extension] + ".png"))
 277                 else:
 278                         png = None
 279         if png is not None:
 280                 res.append((eListboxPythonMultiContent.TYPE_PIXMAP_ALPHATEST, 30, 2, 20, 20, png))
 281
 282         if not name.startswith('<'):
 283                 if selected is False:
 284                         icon = LoadPixmap(cached=True, path=resolveFilename(SCOPE_CURRENT_SKIN, "skin_default/icons/lock_off.png"))
 285                         res.append((eListboxPythonMultiContent.TYPE_PIXMAP_ALPHATEST, 2, 0, 25, 25, icon))
 286                 else:
 287                         icon = LoadPixmap(cached=True, path=resolveFilename(SCOPE_CURRENT_SKIN, "skin_default/icons/lock_on.png"))
 288                         res.append((eListboxPythonMultiContent.TYPE_PIXMAP_ALPHATEST, 2, 0, 25, 25, icon))
 289
 290         return res
 291
 292
 293 class MultiFileSelectList(FileList):
 294         def __init__(self, preselectedFiles, directory, showMountpoints = False, matchingPattern = None, showDirectories = True, showFiles = True,  useServiceRef = False, inhibitDirs = False, inhibitMounts = False, isTop = False, enableWrapAround = False, additionalExtensions = None):
 295                 self.selectedFiles = preselectedFiles
 296                 if self.selectedFiles is None:
 297                         self.selectedFiles = []
 298                 FileList.__init__(self, directory, showMountpoints = showMountpoints, matchingPattern = matchingPattern, showDirectories = showDirectories, showFiles = showFiles,  useServiceRef = useServiceRef, inhibitDirs = inhibitDirs, inhibitMounts = inhibitMounts, isTop = isTop, enableWrapAround = enableWrapAround, additionalExtensions = additionalExtensions)
 299                 self.changeDir(directory)
 300                 self.l.setItemHeight(25)
 301                 self.l.setFont(0, gFont("Regular", 20))
 302                 self.onSelectionChanged = [ ]
 303
 304         def selectionChanged(self):
 305                 for f in self.onSelectionChanged:
 306                         f()
 307
 308         def changeSelectionState(self):
 309                 idx = self.l.getCurrentSelectionIndex()
 310                 count = 0
 311                 newList = []
 312                 for x in self.list:
 313                         if idx == count:
 314                                 if x[0][3].startswith('<'):
 315                                         newList.append(x)
 316                                 else:
 317                                         if x[0][1] is True:
 318                                                 realPathname = x[0][0]
 319                                         else:
 320                                                 realPathname = self.current_directory + x[0][0]
 321                                         if x[0][2] == True:
 322                                                 SelectState = False
 323                                                 for entry in self.selectedFiles:
 324                                                         if entry == realPathname:
 325                                                                 self.selectedFiles.remove(entry)
 326
 327                                         else:
 328                                                 SelectState = True
 329                                                 alreadyinList = False
 330                                                 for entry in self.selectedFiles:
 331                                                         if entry == realPathname:
 332                                                                 alreadyinList = True
 333                                                 if not alreadyinList:
 334                                                         self.selectedFiles.append(realPathname)
 335                                         newList.append(MultiFileSelectEntryComponent(name = x[0][3], absolute = x[0][0], isDir = x[0][1], selected = SelectState ))
 336                         else:
 337                                 newList.append(x)
 338
 339                         count += 1
 340
 341                 self.list = newList
 342                 self.l.setList(self.list)
 343
 344         def getSelectedList(self):
 345                 return self.selectedFiles
 346
 347         def changeDir(self, directory, select = None):
 348                 self.list = []
 349
 350                 # if we are just entering from the list of mount points:
 351                 if self.current_directory is None:
 352                         if directory and self.showMountpoints:
 353                                 self.current_mountpoint = self.getMountpointLink(directory)
 354                         else:
 355                                 self.current_mountpoint = None
 356                 self.current_directory = directory
 357                 directories = []
 358                 files = []
 359
 360                 if directory is None and self.showMountpoints: # present available mountpoints
 361                         for p in harddiskmanager.getMountedPartitions():
 362                                 path = os_path.join(p.mountpoint, "")
 363                                 if path not in self.inhibitMounts and not self.inParentDirs(path, self.inhibitDirs):
 364                                         self.list.append(MultiFileSelectEntryComponent(name = p.description, absolute = path, isDir = True))
 365                         files = [ ]
 366                         directories = [ ]
 367                 elif directory is None:
 368                         files = [ ]
 369                         directories = [ ]
 370                 elif self.useServiceRef:
 371                         root = eServiceReference("2:0:1:0:0:0:0:0:0:0:" + directory)
 372                         if self.additional_extensions:
 373                                 root.setName(self.additional_extensions)
 374                         serviceHandler = eServiceCenter.getInstance()
 375                         list = serviceHandler.list(root)
 376
 377                         while 1:
 378                                 s = list.getNext()
 379                                 if not s.valid():
 380                                         del list
 381                                         break
 382                                 if s.flags & s.mustDescent:
 383                                         directories.append(s.getPath())
 384                                 else:
 385                                         files.append(s)
 386                         directories.sort()
 387                         files.sort()
 388                 else:
 389                         if fileExists(directory):
 390                                 try:
 391                                         files = listdir(directory)
 392                                 except:
 393                                         files = []
 394                                 files.sort()
 395                                 tmpfiles = files[:]
 396                                 for x in tmpfiles:
 397                                         if os_path.isdir(directory + x):
 398                                                 directories.append(directory + x + "/")
 399                                                 files.remove(x)
 400
 401                 if directory is not None and self.showDirectories and not self.isTop:
 402                         if directory == self.current_mountpoint and self.showMountpoints:
 403                                 self.list.append(MultiFileSelectEntryComponent(name = "<" +_("List of Storage Devices") + ">", absolute = None, isDir = True))
 404                         elif (directory != "/") and not (self.inhibitMounts and self.getMountpoint(directory) in self.inhibitMounts):
 405                                 self.list.append(MultiFileSelectEntryComponent(name = "<" +_("Parent Directory") + ">", absolute = '/'.join(directory.split('/')[:-2]) + '/', isDir = True))
 406
 407                 if self.showDirectories:
 408                         for x in directories:
 409                                 if not (self.inhibitMounts and self.getMountpoint(x) in self.inhibitMounts) and not self.inParentDirs(x, self.inhibitDirs):
 410                                         name = x.split('/')[-2]
 411                                         alreadySelected = False
 412                                         for entry in self.selectedFiles:
 413                                                 if entry  == x:
 414                                                         alreadySelected = True
 415                                         if alreadySelected:
 416                                                 self.list.append(MultiFileSelectEntryComponent(name = name, absolute = x, isDir = True, selected = True))
 417                                         else:
 418                                                 self.list.append(MultiFileSelectEntryComponent(name = name, absolute = x, isDir = True, selected = False))
 419
 420                 if self.showFiles:
 421                         for x in files:
 422                                 if self.useServiceRef:
 423                                         path = x.getPath()
 424                                         name = path.split('/')[-1]
 425                                 else:
 426                                         path = directory + x
 427                                         name = x
 428
 429                                 if (self.matchingPattern is None) or re_compile(self.matchingPattern).search(path):
 430                                         alreadySelected = False
 431                                         for entry in self.selectedFiles:
 432                                                 if os_path.basename(entry)  == x:
 433                                                         alreadySelected = True
 434                                         if alreadySelected:
 435                                                 self.list.append(MultiFileSelectEntryComponent(name = name, absolute = x , isDir = False, selected = True))
 436                                         else:
 437                                                 self.list.append(MultiFileSelectEntryComponent(name = name, absolute = x , isDir = False, selected = False))
 438
 439                 self.l.setList(self.list)
 440
 441                 if select is not None:
 442                         i = 0
 443                         self.moveToIndex(0)
 444                         for x in self.list:
 445                                 p = x[0][0]
 446
 447                                 if isinstance(p, eServiceReference):
 448                                         p = p.getPath()
 449
 450                                 if p == select:
 451                                         self.moveToIndex(i)
 452                                 i += 1
 453