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

   1 from time import *
   2 from Tools.NumericalTextInput import *
   3 from Tools.Directories import *
   4
   5 class configFile:
   6         def __init__(self):
   7                 self.changed = 0
   8                 self.configElements = { }
   9                 try:
  10                         self.file = open(resolveFilename(SCOPE_CONFIG, "config"))
  11                 except IOError:
  12                         print "cannot open config file"
  13                         return
  14
  15                 while 1:
  16                         line = self.file.readline()
  17                         if line == "":
  18                                 break
  19
  20                         if line.startswith("#"):                #skip comments
  21                                 continue
  22
  23                         self.addElement(line)
  24                 self.file.close()
  25
  26         def addElement(self, line):
  27                 x = line.find("=")
  28                 if x > -1:
  29                         self.configElements[line[:x]] = line[x + 1:-1]
  30
  31         def getKey(self, key):
  32                 return self.configElements[key]
  33
  34         def setKey(self, key, value):
  35                 self.changed = 1
  36                 self.configElements[key] = value
  37
  38         def save(self):
  39                 if self.changed == 0:           #no changes, so no write to disk needed
  40                         return
  41
  42                 fileHandle = open(resolveFilename(SCOPE_CONFIG, "config"), "w")
  43
  44                 keys = self.configElements.keys()
  45                 keys.sort()
  46                 for x in keys:
  47                         wstr = x + "=" + self.configElements[x] + "\n"
  48
  49                         fileHandle.write(wstr)
  50
  51                 fileHandle.close()
  52
  53 def currentConfigSelectionElement(element):
  54         return element.vals[element.value][0]
  55
  56 def getConfigSelectionElement(element, value):
  57         count = 0
  58         for x in element.vals:
  59                 if x[0] == value:
  60                         return count
  61                 count += 1
  62         return -1
  63
  64 class configSelection:
  65         def __init__(self, parent):
  66                 self.parent = parent
  67
  68         def checkValues(self):
  69                 if self.parent.value < 0:
  70                         self.parent.value = len(self.parent.vals) - 1
  71                 elif(self.parent.value > (len(self.parent.vals) - 1)):
  72                         self.parent.value = 0
  73
  74         def cancel(self):
  75                 self.parent.reload()
  76
  77         def save(self):
  78                 self.parent.save()
  79
  80         def handleKey(self, key):
  81                 if key == config.key["prevElement"]:
  82                         self.parent.value = self.parent.value - 1
  83                 if key == config.key["nextElement"]:
  84                         self.parent.value = self.parent.value + 1
  85
  86                 self.checkValues()
  87
  88                 self.parent.change()
  89
  90         def __call__(self, selected):                   #needed by configlist
  91                 self.checkValues()
  92                 if isinstance(self.parent.vals[self.parent.value], str):
  93                         returnValue = _(self.parent.vals[self.parent.value])
  94                 else:
  95                         returnValue = _(self.parent.vals[self.parent.value][1])
  96
  97                 return ("text", returnValue)
  98
  99 class configDateTime:
 100         def __init__(self, parent):
 101                 self.parent = parent
 102
 103         def checkValues(self):
 104                 pass
 105 #               if self.parent.value < 0:
 106                         #self.parent.value = 0
 107
 108                 #if(self.parent.value >= (len(self.parent.vals) - 1)):
 109                         #self.parent.value = len(self.parent.vals) - 1
 110
 111         def cancel(self):
 112                 self.parent.reload()
 113
 114         def save(self):
 115                 self.parent.save()
 116
 117         def handleKey(self, key):
 118                 if key == config.key["prevElement"]:
 119                         self.parent.value = self.parent.value - self.parent.vals[1]
 120                 if key == config.key["nextElement"]:
 121                         self.parent.value = self.parent.value + self.parent.vals[1]
 122
 123                 self.checkValues()
 124
 125                 self.parent.change()
 126
 127         def __call__(self, selected):                   #needed by configlist
 128                 self.checkValues()
 129                 return ("text", strftime(self.parent.vals[0], localtime(self.parent.value)))
 130
 131 class configSatlist:
 132         def __init__(self, parent):
 133                 self.parent = parent
 134
 135         def checkValues(self):
 136                 if self.parent.value < 0:
 137                         self.parent.value = 0
 138
 139                 if(self.parent.value >= (len(self.parent.vals) - 1)):
 140                         self.parent.value = len(self.parent.vals) - 1
 141
 142         def cancel(self):
 143                 self.parent.reload()
 144
 145         def save(self):
 146                 self.parent.save()
 147
 148         def handleKey(self, key):
 149                 if key == config.key["prevElement"]:
 150                         self.parent.value = self.parent.value - 1
 151                 if key == config.key["nextElement"]:
 152                         self.parent.value = self.parent.value + 1
 153
 154                 self.checkValues()
 155
 156                 self.parent.change()
 157
 158         def __call__(self, selected):                   #needed by configlist
 159                 self.checkValues()
 160                 #fixme
 161                 return ("text", str(self.parent.vals[self.parent.value][0]))
 162
 163 class configSequenceArg:
 164         def get(self, type, args = ()):
 165                 # configsequencearg.get ("IP")
 166                 if (type == "IP"):
 167                         return (("."), [(0,255),(0,255),(0,255),(0,255)], "")
 168                 # configsequencearg.get ("MAC")
 169                 if (type == "MAC"):
 170                         return ((":"), [(1,255),(1,255),(1,255),(1,255),(1,255),(1,255)], "")
 171                 # configsequencearg.get ("CLOCK")
 172                 if (type == "CLOCK"):
 173                         return ((":"), [(0,23),(0,59)], "")
 174                 # configsequencearg.get("INTEGER", (min, max)) => x with min <= x <= max
 175                 if (type == "INTEGER"):
 176                         return ((":"), [args], "")
 177                 # configsequencearg.get("PINCODE", (number, "*")) => pin with number = length of pincode and "*" as numbers shown as stars
 178                 # configsequencearg.get("PINCODE", (number, "")) => pin with number = length of pincode and numbers shown
 179                 if (type == "PINCODE"):
 180                         return ((":"), [(0, (10**args[0])-1)], args[1])
 181                 # configsequencearg.get("FLOAT", [(min,max),(min1,max1)]) => x.y with min <= x <= max and min1 <= y <= max1
 182                 if (type == "FLOAT"):
 183                         return (("."), args, "")
 184
 185         def getFloat(self, element):
 186                 return float(("%d.%0" + str(len(str(element.vals[1][1][1]))) + "d") % (element.value[0], element.value[1]))
 187
 188 configsequencearg = configSequenceArg()
 189
 190 class configSequence:
 191         def __init__(self, parent):
 192                 self.parent = parent
 193                 self.markedPos = 0
 194                 self.seperator = self.parent.vals[0]
 195                 self.valueBounds = self.parent.vals[1]
 196                 self.censorChar = self.parent.vals[2]
 197
 198         def checkValues(self):
 199                 maxPos = 0
 200                 num = 0
 201                 for i in self.parent.value:
 202                         maxPos += len(str(self.valueBounds[num][1]))
 203                         while (self.valueBounds[num][0] > self.parent.value[num]):
 204                                 self.parent.value[num] += 1
 205
 206                         while (self.valueBounds[num][1] < self.parent.value[num]):
 207                                 self.parent.value[num] -= 1
 208
 209 #                       if (self.valueBounds[num][0] <= i <= self.valueBounds[num][1]):
 210                                 #pass
 211                         #else:
 212                                 #self.parent.value[num] = self.valueBounds[num][0]
 213                         num += 1
 214
 215                 if self.markedPos >= maxPos:
 216                         self.markedPos = maxPos - 1
 217                 if self.markedPos < 0:
 218                         self.markedPos = 0
 219
 220         def cancel(self):
 221                 self.parent.reload()
 222
 223         def save(self):
 224                 self.parent.save()
 225
 226         def handleKey(self, key):
 227                 #this will no change anything on the value itself
 228                 #so we can handle it here in gui element
 229                 if key == config.key["prevElement"]:
 230                         self.markedPos -= 1
 231                 if key == config.key["nextElement"]:
 232                         self.markedPos += 1
 233
 234                 if key >= config.key["0"] and key <= config.key["9"]:
 235                         self.blockLen = []
 236                         for x in self.valueBounds:
 237                                 self.blockLen.append(len(str(x[1])))
 238
 239                         pos = 0
 240                         blocknumber = 0
 241                         self.blockLenTotal = [0,]
 242                         for x in self.blockLen:
 243                                 pos += self.blockLen[blocknumber]
 244                                 self.blockLenTotal.append(pos)
 245                                 if (pos - 1 >= self.markedPos):
 246                                         pass
 247                                 else:
 248                                         blocknumber += 1
 249
 250                         number = 9 - config.key["9"] + key
 251                         # length of numberblock
 252                         numberLen = len(str(self.valueBounds[blocknumber][1]))
 253                         # position in the block
 254                         posinblock = self.markedPos - self.blockLenTotal[blocknumber]
 255
 256                         oldvalue = self.parent.value[blocknumber]
 257                         olddec = oldvalue % 10 ** (numberLen - posinblock) - (oldvalue % 10 ** (numberLen - posinblock - 1))
 258                         newvalue = oldvalue - olddec + (10 ** (numberLen - posinblock - 1) * number)
 259
 260                         self.parent.value[blocknumber] = newvalue
 261                         self.markedPos += 1
 262
 263                 self.checkValues()
 264
 265                 #FIXME: dont call when press left/right
 266                 self.parent.change()
 267
 268         def __call__(self, selected):                   #needed by configlist
 269                 value = ""
 270                 mPos = self.markedPos
 271                 num = 0;
 272                 for i in self.parent.value:
 273                         if len(value):  #fixme no heading separator possible
 274                                 value += self.seperator
 275                                 if mPos >= len(value) - 1:
 276                                         mPos += 1
 277
 278                         #diff =         self.valueBounds - len(str(i))
 279                         #if diff > 0:
 280                                 ## if this helps?!
 281                                 #value += " " * diff
 282                         if (self.censorChar == ""):
 283                                 value += ("%0" + str(len(str(self.valueBounds[num][1]))) + "d") % i
 284                         else:
 285                                 value += (self.censorChar * len(str(self.valueBounds[num][1])))
 286                         num += 1
 287                         # only mark cursor when we are selected
 288                         # (this code is heavily ink optimized!)
 289                 if (self.parent.enabled == True):
 290                         return ("mtext"[1-selected:], value, [mPos])
 291                 else:
 292                         return ("text", value)
 293
 294 class configText:
 295         # used as first parameter
 296         # is the text of a fixed size or is the user able to extend the length of the text
 297         extendableSize = 1
 298         fixedSize = 2
 299
 300         def __init__(self, parent):
 301                 self.parent = parent
 302                 self.markedPos = 0
 303                 self.mode = self.parent.vals[0]
 304                 self.textInput = NumericalTextInput(self.nextEntry)
 305
 306         def checkValues(self):
 307                 if (self.markedPos < 0):
 308                         self.markedPos = 0
 309                 if (self.markedPos >= len(self.parent.value)):
 310                         self.markedPos = len(self.parent.value) - 1
 311
 312         def cancel(self):
 313                 self.parent.reload()
 314
 315         def save(self):
 316                 self.parent.save()
 317
 318         def nextEntry(self):
 319                 self.parent.vals[1](self.parent.getConfigPath())
 320
 321         def handleKey(self, key):
 322                 #this will no change anything on the value itself
 323                 #so we can handle it here in gui element
 324                 if key == config.key["delete"]:
 325                         self.parent.value = self.parent.value[0:self.markedPos] + self.parent.value[self.markedPos + 1:]
 326                 if key == config.key["prevElement"]:
 327                         self.textInput.nextKey()
 328                         self.markedPos -= 1
 329
 330                 if key == config.key["nextElement"]:
 331                         self.textInput.nextKey()
 332                         self.markedPos += 1
 333                         if (self.mode == self.extendableSize):
 334                                 if (self.markedPos >= len(self.parent.value)):
 335                                         self.parent.value = self.parent.value.ljust(len(self.parent.value) + 1)
 336
 337
 338                 if key >= config.key["0"] and key <= config.key["9"]:
 339                         number = 9 - config.key["9"] + key
 340
 341                         self.parent.value = self.parent.value[0:self.markedPos] + str(self.textInput.getKey(number)) + self.parent.value[self.markedPos + 1:]
 342
 343                 self.checkValues()
 344
 345                 self.parent.change()
 346
 347         def __call__(self, selected):                   #needed by configlist
 348                 return ("mtext"[1-selected:], str(self.parent.value), [self.markedPos])
 349
 350 class configValue:
 351         def __init__(self, obj):
 352                 self.obj = obj
 353
 354         def __str__(self):
 355                 return self.obj
 356
 357 class Config:
 358         def __init__(self):
 359                 self.key = { "choseElement": 0,
 360                                          "prevElement": 1,
 361                                          "nextElement": 2,
 362                                          "delete": 3,
 363                                          "0": 10,
 364                                          "1": 11,
 365                                          "2": 12,
 366                                          "3": 13,
 367                                          "4": 14,
 368                                          "5": 15,
 369                                          "6": 16,
 370                                          "7": 17,
 371                                          "8": 18,
 372                                          "9": 19 }
 373
 374 config = Config();
 375
 376 configfile = configFile()
 377
 378 class ConfigSlider:
 379         def __init__(self, parent):
 380                 self.parent = parent
 381
 382         def cancel(self):
 383                 self.parent.reload()
 384
 385         def save(self):
 386                 self.parent.save()
 387
 388         def checkValues(self):
 389                 if self.parent.value < 0:
 390                         self.parent.value = 0
 391
 392                 if self.parent.value > 10:
 393                         self.parent.value = 10
 394
 395         def handleKey(self, key):
 396                 if key == config.key["prevElement"]:
 397                         self.parent.value = self.parent.value - 1
 398                 if key == config.key["nextElement"]:
 399                         self.parent.value = self.parent.value + 1
 400
 401                 self.checkValues()
 402                 self.parent.change()
 403
 404         def __call__(self, selected):                   #needed by configlist
 405                 self.checkValues()
 406                 return ("slider", self.parent.value * 10)
 407
 408 class ConfigSubsection:
 409         def __init__(self):
 410                 pass
 411
 412 class configElement:
 413
 414         def getIndexbyEntry(self, data):
 415                 cnt = 0;
 416                 tcnt = -1; #for defaultval
 417                 for x in self.vals:
 418                         if int(x[1]) == int(data):
 419                                         return cnt
 420                         if int(x[1]) == int(self.defaultValue):
 421                                         tcnt = cnt
 422                         cnt += 1
 423                 if tcnt != -1:
 424                         return tcnt
 425                 return 0        #prevent bigger then array
 426
 427         def datafromFile(self, control, data):
 428                 if control == ConfigSlider:
 429                         return int(data)
 430                 elif control == configSelection:
 431                         try:
 432                                 return int(data)
 433                         except:
 434                                 for x in data.split(":"):
 435                                         if x[0] == "*":
 436                                                 count = 0
 437                                                 for y in self.vals:
 438                                                         if y[0] == x[1:-1]:
 439                                                                 return count
 440                                                         count += 1
 441                                 return self.defaultValue
 442                 elif control == configDateTime:
 443                         return int(data)
 444                 elif control == configText:
 445                         return str(data)
 446                 elif control == configSequence:
 447                         list = [ ]
 448                         part = data.split(self.vals[0])
 449                         for x in part:
 450                                 list.append(int(x))
 451                         return list
 452                 elif control == configSatlist:
 453                         return self.getIndexbyEntry(data)
 454                 else:
 455                         return ""
 456
 457         def datatoFile(self, control, data):
 458                 if control == ConfigSlider:
 459                         return str(data)
 460                 elif control == configSelection:
 461                         if len(self.vals) < data + 1:
 462                                 return "0"
 463                         if isinstance(self.vals[data], str):
 464                                 return str(data)
 465                         else:
 466                                 confList = []
 467                                 count = 0
 468                                 for x in self.vals:
 469                                         if count == data:
 470                                                 confList.append("*" + str(x[0] + "*"))
 471                                         else:
 472                                                 confList.append(x[0])
 473                                         count += 1
 474                                 return ":".join(confList)
 475                         return str(data)
 476                 elif control == configDateTime:
 477                         return str(data)
 478                 elif control == configText:
 479                         return str(data.strip())
 480
 481                 elif control == configSequence:
 482                         try:
 483                                 value = ((len(data) * ("%d" + self.vals[0]))[0:-1]) % tuple(data)
 484                         except:
 485                                 value = str(data)
 486 #                       just in case you don't understand the above, here an equivalent:
 487 #                       value = ""
 488 #                       for i in data:
 489 #                               if value !="":
 490 #                                       value += self.vals[0]
 491 #                               value += str(i)
 492                         return value
 493                 elif control == configSatlist:
 494                         return str(self.vals[self.value][1]);
 495                 else:
 496                         return ""
 497
 498         def loadData(self):
 499                 #print "load:" + self.configPath
 500                 try:
 501                         value = self.datafromFile(self.controlType, configfile.getKey(self.configPath))
 502                 except:
 503                         value = ""
 504
 505                 if value == "":
 506                         #print "value not found - using default"
 507
 508                         if self.controlType == configSatlist:
 509                                 self.value = self.getIndexbyEntry(self.defaultValue)
 510                         else:
 511                                 self.value = self.defaultValue
 512
 513                         self.save()             #add missing value to dict
 514                 else:
 515                         #print "set val:" + str(value)
 516                         self.value = value
 517
 518                 #is this right? activate settings after load/cancel and use default
 519                 self.change()
 520
 521         def __init__(self, configPath, control, defaultValue, vals, saveDefaults = True):
 522                 self.configPath = configPath
 523                 self.defaultValue = defaultValue
 524                 self.controlType = control
 525                 self.vals = vals
 526                 self.notifierList = [ ]
 527                 self.enabled = True
 528                 self.saveDefaults = saveDefaults
 529                 self.loadData()
 530
 531         def getConfigPath(self):
 532                 return self.configPath
 533
 534         def addNotifier(self, notifier):
 535                 self.notifierList.append(notifier);
 536                 notifier(self);
 537         def change(self):
 538                 for notifier in self.notifierList:
 539                         notifier(self)
 540         def reload(self):
 541                 self.loadData()
 542         def save(self):
 543                 if self.defaultValue != self.value or self.saveDefaults == True:
 544                         configfile.setKey(self.configPath, self.datatoFile(self.controlType,self.value))
 545
 546 class configElement_nonSave(configElement):
 547         def __init__(self, configPath, control, defaultValue, vals):
 548                 configElement.__init__(self, configPath, control, defaultValue, vals)
 549
 550         def save(self):
 551                 pass
 552
 553 def getConfigListEntry(description, element):
 554         b = element
 555         item = b.controlType(b)
 556         return ((description, item))
 557
 558
 559 def configElementBoolean(name, default, texts=(_("Enable"), _("Disable"))):
 560         return configElement(name, configSelection, default, texts)
 561
 562 config.misc = ConfigSubsection()