QGIS/python/plugins/sextante/core/SextanteUtils.py
2012-09-15 18:30:32 +03:00

62 lines
1.6 KiB
Python

import os
import time
import sys
class SextanteUtils:
NUM_EXPORTED = 1
@staticmethod
def userFolder():
userfolder = os.path.expanduser("~") + os.sep + "sextante"
mkdir(userfolder)
return userfolder
@staticmethod
def isWindows():
return os.name =="nt"
@staticmethod
def isMac():
return sys.platform == "darwin"
@staticmethod
def tempFolder():
tempfolder = os.path.expanduser("~") + os.sep + "sextante" + os.sep + "tempdata"
mkdir(tempfolder)
return tempfolder
@staticmethod
def setTempOutput(out, alg):
ext = out.getDefaultFileExtension(alg)
validChars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
safeCmdName = ''.join(c for c in alg.commandLineName() if c in validChars)
filename = SextanteUtils.tempFolder() + os.sep + safeCmdName + str(SextanteUtils.NUM_EXPORTED) + "." + ext
out.value = filename
SextanteUtils.NUM_EXPORTED += 1
@staticmethod
def getTempFilename(ext):
path = SextanteUtils.tempFolder()
filename = path + os.sep + str(time.time()) + str(SextanteUtils.getNumExportedLayers()) + "." + ext
return filename
@staticmethod
def getNumExportedLayers():
SextanteUtils.NUM_EXPORTED += 1
return SextanteUtils.NUM_EXPORTED
def mkdir(newdir):
if os.path.isdir(newdir):
pass
else:
head, tail = os.path.split(newdir)
if head and not os.path.isdir(head):
mkdir(head)
if tail:
os.mkdir(newdir)