lib/python/Components/config.py

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