bcanvas/CanvasImportStore.py:importTextBuffer(): handle exceptions.

This commit is contained in:
Lucio Andrés Illanes Albornoz 2019-09-14 11:52:24 +02:00
parent c049181ceb
commit 075bff0644

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@ -93,47 +93,50 @@ class CanvasImportStore():
# }}} # }}}
# {{{ importTextBuffer(self, inFile) # {{{ importTextBuffer(self, inFile)
def importTextBuffer(self, inFile): def importTextBuffer(self, inFile):
inLine, outMap, outMaxCols = inFile.readline(), [], 0 try:
while inLine: inLine, outMap, outMaxCols = inFile.readline(), [], 0
inCellState, inCurCol, inCurColours, inMaxCol = self._CellState.CS_NONE, 0, (15, -1), len(inLine); outMap.append([]); while inLine:
while inCurCol < inMaxCol: inCellState, inCurCol, inCurColours, inMaxCol = self._CellState.CS_NONE, 0, (15, -1), len(inLine); outMap.append([]);
inChar = inLine[inCurCol] while inCurCol < inMaxCol:
if inChar in set("\r\n"): inChar = inLine[inCurCol]
inCurCol += 1 if inChar in set("\r\n"):
elif inChar == "\u0002": inCurCol += 1
inCellState = self._flipCellStateBit(self._CellState.CS_BOLD, inCellState); inCurCol += 1; elif inChar == "\u0002":
elif inChar == "\u0003": inCellState = self._flipCellStateBit(self._CellState.CS_BOLD, inCellState); inCurCol += 1;
m = re.match("\u0003((1[0-5]|0?[0-9])?(?:,(1[0-5]|0?[0-9]))?)", inLine[inCurCol:]) elif inChar == "\u0003":
if m: m = re.match("\u0003((1[0-5]|0?[0-9])?(?:,(1[0-5]|0?[0-9]))?)", inLine[inCurCol:])
if (m[2] != None) and (m[3] != None): if m:
inCurColours = (int(m[2]), int(m[3])) if (m[2] != None) and (m[3] != None):
elif (m[2] != None) and (m[3] == None): inCurColours = (int(m[2]), int(m[3]))
inCurColours = (int(m[2]), int(inCurColours[1])) elif (m[2] != None) and (m[3] == None):
inCurColours = (int(m[2]), int(inCurColours[1]))
else:
inCurColours = (15, -1)
inCurCol += len(m[0])
else: else:
inCurColours = (15, -1) inCurColours = (15, -1); inCurCol += 1;
inCurCol += len(m[0]) elif inChar == "\u0006":
inCellState = self._flipCellStateBit(self._CellState.CS_ITALIC, inCellState); inCurCol += 1;
elif inChar == "\u000f":
inCellState |= self._CellState.CS_NONE; inCurColours = (15, -1); inCurCol += 1;
elif inChar == "\u0016":
inCurColours = (inCurColours[1], inCurColours[0]); inCurCol += 1;
elif inChar == "\u001f":
inCellState = self._flipCellStateBit(self._CellState.CS_UNDERLINE, inCellState); inCurCol += 1;
else: else:
inCurColours = (15, -1); inCurCol += 1; outMap[-1].append([*inCurColours, inCellState, inChar]); inCurCol += 1;
elif inChar == "\u0006": inLine, outMaxCols = inFile.readline(), max(outMaxCols, len(outMap[-1]))
inCellState = self._flipCellStateBit(self._CellState.CS_ITALIC, inCellState); inCurCol += 1; if (len(outMap) > 1) \
elif inChar == "\u000f": or ((len(outMap) == 1) and len(outMap[0])):
inCellState |= self._CellState.CS_NONE; inCurColours = (15, -1); inCurCol += 1; for numRow in range(len(outMap)):
elif inChar == "\u0016": for numCol in range(len(outMap[numRow]), outMaxCols):
inCurColours = (inCurColours[1], inCurColours[0]); inCurCol += 1; outMap[numRow].append([15, -1, self._CellState.CS_NONE, " "])
elif inChar == "\u001f": self.inSize, self.outMap = [outMaxCols, len(outMap)], outMap
inCellState = self._flipCellStateBit(self._CellState.CS_UNDERLINE, inCellState); inCurCol += 1; return (True, None)
else: else:
outMap[-1].append([*inCurColours, inCellState, inChar]); inCurCol += 1; return (False, "empty output map")
inLine, outMaxCols = inFile.readline(), max(outMaxCols, len(outMap[-1])) except:
if (len(outMap) > 1) \ return (False, sys.exc_info()[1])
or ((len(outMap) == 1) and len(outMap[0])):
for numRow in range(len(outMap)):
for numCol in range(len(outMap[numRow]), outMaxCols):
outMap[numRow].append([15, -1, self._CellState.CS_NONE, " "])
self.inSize, self.outMap = [outMaxCols, len(outMap)], outMap
return (True, None)
else:
return (False, "empty output map")
# }}} # }}}
# {{{ importTextFile(self, pathName) # {{{ importTextFile(self, pathName)
def importTextFile(self, pathName): def importTextFile(self, pathName):