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# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
#
import xml.etree.ElementTree, datetime
def getAllNewAlerts ():
returnXML = "<alerts xmlns=\"http://tuscany.apache.org/samples/alerter\">\n</alerts>"
returnElem = xml.etree.ElementTree.XML(returnXML)
# Use the alertConfigService to get the configuration
configElem = alertConfigService.getAlertConfig()
for sourceElem in configElem.findall("./{http://tuscany.apache.org/samples/alerter}source"):
sourceid = sourceElem.attrib["id"]
newAlerts = getAlerts(sourceElem)
if xml.etree.ElementTree.iselement(newAlerts):
# Add the sourceid to each alert and append to the entire list
for alert in newAlerts.findall("./{http://tuscany.apache.org/samples/alerter}alert"):
alert.attrib["sourceid"] = sourceid
returnElem.append(alert)
return returnElem
def getAlerts (sourceElem):
lastcheckedElem = sourceElem.find("./{http://tuscany.apache.org/samples/alerter}lastChecked")
if not xml.etree.ElementTree.iselement(lastcheckedElem):
lastcheckedElem = xml.etree.ElementTree.SubElement(sourceElem, "lastChecked")
lastcheckedElem.text = ""
if sourceElem.attrib["type"] == "rss":
feedaddress = sourceElem.find("./{http://tuscany.apache.org/samples/alerter}feedAddress").text
if feedaddress:
# Use the rssCheckerService to get new articles for this config
newAlerts = rssCheckerService.getNewAlerts(feedaddress, lastcheckedElem.text)
lastcheckedElem.text = datetime.datetime.now().replace(microsecond=0).isoformat()
alertConfigService.updateSourceConfig(sourceElem)
return newAlerts
elif sourceElem.attrib["type"] == "pop":
popserver = sourceElem.find("./{http://tuscany.apache.org/samples/alerter}popServer").text
popusername = sourceElem.find("./{http://tuscany.apache.org/samples/alerter}popUsername").text
poppassword = sourceElem.find("./{http://tuscany.apache.org/samples/alerter}popPassword").text
if popserver and popusername and poppassword:
# Use the popCheckerService to get new emails for this config
newAlerts = popCheckerService.getNewAlerts(popserver, popusername, poppassword, lastcheckedElem.text)
lastcheckedElem.text = datetime.datetime.now().replace(microsecond=0).isoformat()
alertConfigService.updateSourceConfig(sourceElem)
return newAlerts
else:
print "Source type not supported: ", sourceElem.attrib["type"]
return None
def getNewAlerts (sourceId):
# Use the alertConfigService to get the configuration
sourceConfigElem = alertConfigService.getSourceConfig(sourceId)
# Get the alerts
newAlerts = getAlerts(sourceConfigElem)
if xml.etree.ElementTree.iselement(newAlerts):
# Add the sourceid to each alert
for alert in newAlerts.findall("./{http://tuscany.apache.org/samples/alerter}alert"):
alert.attrib["sourceid"] = sourceId
return newAlerts
def addAlertSource (sourceElem):
# Add the source directly to the configuration
return alertConfigService.addSourceConfig(sourceElem)
def updateAlertSource (sourceElem):
# Update the source in the configuration
return alertConfigService.updateSourceConfig(sourceElem)
def removeAlertSource (sourceId):
# Remove the source from the configuration
alertConfigService.removeSourceConfig(sourceId)
def getAlertSources ():
# Get the config for all the sources
return alertConfigService.getAlertConfig()
# # Testing
# import AlertConfigImpl as alertConfigService
# import RSSCheckerImpl as rssCheckerService
# import POPCheckerImpl as popCheckerService
#
# print xml.etree.ElementTree.tostring(getAlertSources())
# print xml.etree.ElementTree.tostring(getAllNewAlerts())
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