63 lines
1.7 KiB
Python
63 lines
1.7 KiB
Python
# see settingsDefinition.py
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import os
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import os.path
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class ValidationException(Exception):
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pass
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def validatePath(path):
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if not os.path.exists(path):
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raise ValidationException("%r does not exist" % path)
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if not os.path.isdir(path):
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raise ValidationException("%r is not a directory" % path)
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return os.path.abspath(path)
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def validateRenderMode(mode):
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# TODO get list of valid rendermodes
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#raise NotImplementedError("validateRenderMode")
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return mode
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def validateNorthDirection(direction):
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# normalize to integers
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intdir = 0 #default
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if type(direction) == int:
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intdir = direction
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else:
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if direction == "upper-left": intdir = 0
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if direction == "upper-right": intdir = 1
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if direction == "lower-right": intdir = 2
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if direction == "lower-left": intdir = 3
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if intdir < 0 or intdir > 3:
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raise ValidationException("%r is not a valid north direction" % direction)
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return intdir
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def validateRenderRange(r):
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raise NotImplementedError("render range")
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def validateStochastic(s):
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val = float(s)
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if val < 0 or val > 1:
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raise ValidationException("%r is not a valid stochastic value. Should be between 0.0 and 1.0" % s)
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return val
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def validateImgFormat(fmt):
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if fmt not in ("png", "jpg", "jpeg"):
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raise ValidationException("%r is not a valid image format" % fmt)
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if fmt == "jpeg": fmt = "jpg"
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return fmt
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def validateImgQuality(qual):
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intqual = int(qual)
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if (intqual < 0 or intqual > 100):
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raise ValidationException("%r is not a valid image quality" % intqual)
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return intqual
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def validateBGColor(color):
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raise NotImplementedError("bg color")
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def validateOptImg(opt):
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return bool(opt)
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