def empty_user(self):
strRootDir = request.getServletContext().getRealPath("/")
strUserHtmlDir = strRootDir + "html" + File.separator + "user" + File.separator
dirFile = File(strUserHtmlDir)
if dirFile.exists() == False or dirFile.isDirectory() == False:
request.setAttribute("errorMessage", u"用户缓存文件夹不存在！")
return
FileUtils.deleteQuietly(dirFile)
request.setAttribute("errorMessage", u"删除所有用户缓存完毕！")
def getToken(self, tokenId):
self.resetErrors()
index = "resumptionTokens-GET"
sql = """
SELECT *
FROM resumptionTokens
WHERE token = ?
"""
fields = [tokenId]
try:
result = self.db.select(self.dbName, index, sql, fields)
# Make sure we got a response
if result is None or result.isEmpty():
return None
# Create the new token to return
metadataPrefix = result.get(0).get("METADATAPREFIX")
expiryStr = result.get(0).get("EXPIRY")
# Jython does not support %f microseconds in time parsing, makes
# this more awkward then it should be in 2.6+ Python
# 1: split into basic time + micro seconds
(basicTime, mSecs) = expiryStr.strip().split(".")
# 2: Parse the basic time
expiryDt = datetime.strptime(basicTime, "%Y-%m-%d %H:%M:%S")
# 3: Convert into a 'epoch' long and then to a string (has an extra ".0" on the end)
epoch = "%s" % time.mktime(expiryDt.timetuple())
# 4: Remove the extraneous trailing zero and re-attach microseconds
expiry = "%s%s" % (epoch.replace(".0", ""), mSecs)
nextToken = result.get(0).get("NEXTTOKEN")
file = File(
FascinatorHome.getPath("oaipmh-results") + "/" + tokenId)
resultJson = FileUtils.readFileToString(file)
FileUtils.deleteQuietly(file)
token = ResumptionToken(tokenId, metadataPrefix, nextToken,
resultJson)
token.setExpiry(expiry)
return token
except Exception, e:
# Something is wrong
self.log.error("ERROR: ", e)
self.error = True
self.errorMsg = self.parseError(e)
return None
def getToken(self, tokenId):
self.resetErrors()
index = "resumptionTokens-GET"
sql = """
SELECT *
FROM resumptionTokens
WHERE token = ?
"""
fields = [tokenId]
try:
result = self.db.select(self.dbName, index, sql, fields)
# Make sure we got a response
if result is None or result.isEmpty():
return None
# Create the new token to return
metadataPrefix = result.get(0).get("METADATAPREFIX")
expiryStr = result.get(0).get("EXPIRY")
# Jython does not support %f microseconds in time parsing, makes
# this more awkward then it should be in 2.6+ Python
# 1: split into basic time + micro seconds
(basicTime, mSecs) = expiryStr.strip().split(".")
# 2: Parse the basic time
expiryDt = datetime.strptime(basicTime, "%Y-%m-%d %H:%M:%S")
# 3: Convert into a 'epoch' long and then to a string (has an extra ".0" on the end)
epoch = "%s" % time.mktime(expiryDt.timetuple())
# 4: Remove the extraneous trailing zero and re-attach microseconds
expiry = "%s%s" % (epoch.replace(".0", ""), mSecs)
nextToken = result.get(0).get("NEXTTOKEN")
file = File(FascinatorHome.getPath("oaipmh-results")+ "/"+tokenId)
resultJson = FileUtils.readFileToString(file)
FileUtils.deleteQuietly(file)
token = ResumptionToken(tokenId, metadataPrefix,nextToken,resultJson)
token.setExpiry(expiry)
return token
except Exception, e:
# Something is wrong
self.log.error("ERROR: ", e)
self.error = True
self.errorMsg = self.parseError(e)
return None
def removeToken(self, tokenObject):
self.resetErrors()
index = "resumptionTokens-DELETE"
table = "resumptionTokens"
fields = {
"token": tokenObject.getToken()
}
try:
self.db.delete(self.dbName, index, table, fields)
file = File(FascinatorHome.getPath("oaipmh-results")+ "/"+tokenObject.getToken())
FileUtils.deleteQuietly(file)
self.log.info("Delete successful! TOKEN='{}'", tokenObject.getToken())
return True
except Exception, e:
# Something is wrong
self.log.error("Delete failed! TOKEN='{}'", tokenObject.getToken())
self.log.error("ERROR: ", e)
self.error = True
self.errorMsg = self.parseError(e)
return False
def removeToken(self, tokenObject):
self.resetErrors()
index = "resumptionTokens-DELETE"
table = "resumptionTokens"
fields = {"token": tokenObject.getToken()}
try:
self.db.delete(self.dbName, index, table, fields)
file = File(
FascinatorHome.getPath("oaipmh-results") + "/" +
tokenObject.getToken())
FileUtils.deleteQuietly(file)
self.log.info("Delete successful! TOKEN='{}'",
tokenObject.getToken())
return True
except Exception, e:
# Something is wrong
self.log.error("Delete failed! TOKEN='{}'", tokenObject.getToken())
self.log.error("ERROR: ", e)
self.error = True
self.errorMsg = self.parseError(e)
return False
def deleteDirectory(self, sPath):
# 如果sPath不以文件分隔符结尾，自动添加文件分隔符
dirFile = File(sPath)
# 如果dir对应的文件不存在，或者不是一个目录，则退出
if dirFile.exists() == False or dirFile.isDirectory() == False:
return
FileUtils.deleteQuietly(dirFile)
return
"""
换一种新的方法，以下代码不用了
"""
# 删除文件夹下的所有文件(包括子目录)
files = dirFile.listFiles()
if files == None or len(files) == 0: return
for f in files:
# 删除子文件
if f.isFile():
f.delete()
else:
self.deleteDirectory(f.getAbsolutePath())
#/删除当前目录
dirFile.delete()
dirFile = None
