Ejemplo n.º 1
0
	def _processRequest(self, req, ro, dbq, exp):
		if req._disconnected:
			return False

		DataModel.PublicObject.SetRegistrationEnabled(False)

		# query event(s)
		ep = DataModel.EventParameters()
		if ro.eventIDs:
			for eID in ro.eventIDs:
				event = dbq.getEventByPublicID(eID)
				event = DataModel.Event.Cast(event)
				if event:
					ep.add(event)
		else:
			self._findEvents(ep, ro, dbq)

		if ep.eventCount() == 0:
			msg = "no matching events found"
			utils.writeTS(req,
			              HTTP.renderErrorPage(req, http.NO_CONTENT, msg, ro))
			return False

		Logging.debug("events found: %i" % ep.eventCount())

		if ro.format == 'csv' or not exp:
			req.setHeader('Content-Type', 'text/plain')
		else:
			req.setHeader('Content-Type', 'application/xml')

		if exp:
			return self._processRequestExp(req, ro, dbq, exp, ep)

		return self._processRequestText(req, ro, dbq, ep)
Ejemplo n.º 2
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	def _processRequest(self, req, ro, dbq, exp):
		if req._disconnected:
			return False

		DataModel.PublicObject.SetRegistrationEnabled(False)

		# query event(s)
		ep = DataModel.EventParameters()
		if ro.eventIDs:
			for eID in ro.eventIDs:
				obj = dbq.getEventByPublicID(eID)
				e = DataModel.Event.Cast(obj)
				if not e:
					continue

				if self._eventTypeWhitelist or self._eventTypeBlacklist:
					eType = None
					try: eType = DataModel.EEventTypeNames_name(e.type())
					except ValueError: pass
					if self._eventTypeWhitelist and \
					   not eType in self._eventTypeWhitelist: continue
					if self._eventTypeBlacklist and \
					   eType in self._eventTypeBlacklist: continue

				if self._evaluationMode is not None:
					obj = dbq.getObject(DataModel.Origin.TypeInfo(),
					                    e.preferredOriginID())
					o = DataModel.Origin.Cast(obj)
					try:
						if o is None or \
						   o.evaluationMode() != self._evaluationMode:
							continue
					except ValueError:
						continue

				ep.add(e)
		else:
			self._findEvents(ep, ro, dbq)

		if ep.eventCount() == 0:
			msg = "no matching events found"
			data = HTTP.renderErrorPage(req, http.NO_CONTENT, msg, ro)
			if data:
				utils.writeTS(req, data)
			return True

		Logging.debug("events found: %i" % ep.eventCount())

		if ro.format == 'csv' or not exp:
			req.setHeader('Content-Type', 'text/plain')
		else:
			req.setHeader('Content-Type', 'application/xml')

		if exp:
			return self._processRequestExp(req, ro, dbq, exp, ep)

		return self._processRequestText(req, ro, dbq, ep)
Ejemplo n.º 3
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	def checkObjects(req, objCount, maxObj):
		if objCount <= maxObj:
			return True

		msg = "The result set of your request exceeds the configured maximum " \
		      "number of objects (%i). Refine your request parameters." % maxObj
		utils.writeTS(req, HTTP.renderErrorPage(
		              req, http.REQUEST_ENTITY_TOO_LARGE, msg))
		return False
Ejemplo n.º 4
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	def checkObjects(req, objCount, maxObj):
		if objCount <= maxObj:
			return True

		msg = "The result set of your request exceeds the configured maximum " \
		      "number of objects (%i). Refine your request parameters." % maxObj
		utils.writeTS(req, HTTP.renderErrorPage(
		              req, http.REQUEST_ENTITY_TOO_LARGE, msg))
		return False
Ejemplo n.º 5
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	def _processRequest(self, req, ro, dbq, exp):
		if req._disconnected:
			return False

		DataModel.PublicObject.SetRegistrationEnabled(False)

		# query event(s)
		ep = DataModel.EventParameters()
		if ro.eventIDs:
			for eID in ro.eventIDs:
				obj = dbq.getEventByPublicID(eID)
				e = DataModel.Event.Cast(obj)
				if not e:
					continue

				if self._eventTypeWhitelist or self._eventTypeBlacklist:
					eType = None
					try: eType = DataModel.EEventTypeNames_name(e.type())
					except ValueException: pass
					if self._eventTypeWhitelist and \
					   not eType in self._eventTypeWhitelist: continue
					if self._eventTypeBlacklist and \
					   eType in self._eventTypeBlacklist: continue

				if self._evaluationMode is not None:
					obj = dbq.getObject(DataModel.Origin.TypeInfo(),
					                    e.preferredOriginID())
					o = DataModel.Origin.Cast(obj)
					try:
						if o is None or \
						   o.evaluationMode() != self._evaluationMode:
							continue
					except ValueException:
						continue

				ep.add(e)
		else:
			self._findEvents(ep, ro, dbq)

		if ep.eventCount() == 0:
			msg = "no matching events found"
			data = HTTP.renderErrorPage(req, http.NO_CONTENT, msg, ro)
			if data:
				utils.writeTS(req, data)
			return True

		Logging.debug("events found: %i" % ep.eventCount())

		if ro.format == 'csv' or not exp:
			req.setHeader('Content-Type', 'text/plain')
		else:
			req.setHeader('Content-Type', 'application/xml')

		if exp:
			return self._processRequestExp(req, ro, dbq, exp, ep)

		return self._processRequestText(req, ro, dbq, ep)
Ejemplo n.º 6
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    def _processRequestExp(self, req, ro, exp, dac):
        if req._disconnected:
            return False

        staCount, locCount, chaCount, extCount, objCount = 0, 0, 0, 0, 0

        DataModel.PublicObject.SetRegistrationEnabled(False)
        newInv = DataModel.Inventory()
        dataloggers, sensors, extents = set(), set(), set()

        skipRestricted = not self._allowRestricted or \
            (ro.restricted is not None and not ro.restricted)
        levelNet = not ro.includeSta
        levelSta = ro.includeSta and not ro.includeCha

        # iterate over inventory networks
        for net in ro.networkIter(self._inv, levelNet):
            if req._disconnected:
                return False
            if skipRestricted and utils.isRestricted(net):
                continue
            newNet = DataModel.Network(net)

            # Copy comments
            for i in xrange(net.commentCount()):
                newNet.add(DataModel.Comment(net.comment(i)))

            # iterate over inventory stations of current network
            for sta in ro.stationIter(net, levelSta):
                if req._disconnected:
                    return False
                if skipRestricted and utils.isRestricted(sta):
                    continue
                if not self.checkObjects(req, objCount, self._maxObj):
                    return False

                if ro.includeCha:
                    numCha, numLoc, d, s, e = \
                        self._processStation(newNet, net, sta, ro, dac,
                                             skipRestricted)
                    if numCha > 0:
                        locCount += numLoc
                        chaCount += numCha
                        extCount += len(e)
                        objCount += numLoc + numCha + extCount
                        if not self.checkObjects(req, objCount, self._maxObj):
                            return False
                        dataloggers |= d
                        sensors |= s
                        extents |= e
                elif self._matchStation(net, sta, ro, dac):
                    if ro.includeSta:
                        newSta = DataModel.Station(sta)
                        # Copy comments
                        for i in xrange(sta.commentCount()):
                            newSta.add(DataModel.Comment(sta.comment(i)))
                        newNet.add(newSta)
                    else:
                        # no station output requested: one matching station
                        # is sufficient to include the network
                        newInv.add(newNet)
                        objCount += 1
                        break

            if newNet.stationCount() > 0:
                newInv.add(newNet)
                staCount += newNet.stationCount()
                objCount += staCount + 1

        # Return 204 if no matching inventory was found
        if newInv.networkCount() == 0:
            msg = "no matching inventory found"
            data = self.renderErrorPage(req, http.NO_CONTENT, msg, ro)
            if data:
                utils.writeTS(req, data)
            return True

        # Copy references (dataloggers, responses, sensors)
        decCount, resCount = 0, 0
        if ro.includeCha:
            decCount = self._copyReferences(newInv, req, objCount, self._inv,
                                            ro, dataloggers, sensors,
                                            self._maxObj)
            if decCount is None:
                return False
            else:
                resCount = newInv.responsePAZCount() + \
                    newInv.responseFIRCount() + \
                    newInv.responsePolynomialCount() + \
                    newInv.responseFAPCount() + \
                    newInv.responseIIRCount()
                objCount += resCount + decCount + newInv.dataloggerCount() + \
                    newInv.sensorCount()

        # Copy data extents
        objOut = newInv
        if len(extents) > 0:
            objCount += 1
            da = DataModel.DataAvailability()
            for e in extents:
                da.add(DataModel.DataExtent(e))
            objOut = ExportObjectList()
            objOut.append(newInv)
            objOut.append(da)

        sink = utils.Sink(req)
        if not exp.write(sink, objOut):
            return False

        Logging.debug(
            "%s: returned %iNet, %iSta, %iLoc, %iCha, "
            "%iDL, %iDec, %iSen, %iRes, %iDAExt (total objects/"
            "bytes: %i/%i) " %
            (ro.service, newInv.networkCount(), staCount, locCount, chaCount,
             newInv.dataloggerCount(), decCount, newInv.sensorCount(),
             resCount, extCount, objCount, sink.written))
        utils.accessLog(req, ro, http.OK, sink.written, None)
        return True
Ejemplo n.º 7
0
                                 (net.code(), sta.code(), loc.code(),
                                  stream.code(), lat, lon, elev, depth, azi,
                                  dip, desc, scale, scaleFreq, scaleUnit, sr,
                                  start, end)))

        # sort lines and append to final data string
        lines.sort(key=lambda line: line[0])
        for line in lines:
            data += line[1]

        # Return 204 if no matching inventory was found
        if len(lines) == 0:
            msg = "no matching inventory found"
            data = self.renderErrorPage(req, http.NO_CONTENT, msg, ro)
            if data:
                utils.writeTS(req, data)
            return False

        utils.writeTS(req, data)
        Logging.debug("%s: returned %i lines (total bytes: %i)" %
                      (ro.service, len(lines), len(data)))
        utils.accessLog(req, ro, http.OK, len(data), None)
        return True

    #---------------------------------------------------------------------------
    # Checks if at least one location and channel combination matches the
    # request options
    @staticmethod
    def _matchStation(net, sta, ro, dac):
        # No filter: return true immediately
        if dac is None and \
Ejemplo n.º 8
0
	def _processRequestText(self, req, ro, dbq, ep):
		lineCount = 0

		line = "#EventID|Time|Latitude|Longitude|Depth/km|Author|Catalog|" \
		       "Contributor|ContributorID|MagType|Magnitude|MagAuthor|" \
		       "EventLocationName\n"
		df = "%FT%T.%f"
		utils.writeTS(req, line)
		byteCount = len(line)

		# add related information
		for iEvent in xrange(ep.eventCount()):
			e = ep.event(iEvent)
			eID = e.publicID()

			# query for preferred origin
			obj = dbq.getObject(DataModel.Origin.TypeInfo(),
			                    e.preferredOriginID())
			o = DataModel.Origin.Cast(obj)
			if o is None:
				Logging.warning("preferred origin of event '%s' not found: %s" % (
				                eID, e.preferredOriginID()))
				continue

			# depth
			try: depth = str(o.depth().value())
			except ValueError: depth = ''

			# author
			if self._hideAuthor:
				author = ''
			else:
				try: author = o.creationInfo().author()
				except ValueError: author = ''

			# contributor
			try: contrib = e.creationInfo().agencyID()
			except ValueError: contrib = ''

			# query for preferred magnitude (if any)
			mType, mVal, mAuthor = '', '', ''
			if e.preferredMagnitudeID():
				obj = dbq.getObject(DataModel.Magnitude.TypeInfo(),
				                    e.preferredMagnitudeID())
				m = DataModel.Magnitude.Cast(obj)
				if m is not None:
					mType = m.type()
					mVal = str(m.magnitude().value())
					if self._hideAuthor:
						mAuthor = ''
					else:
						try: mAuthor = m.creationInfo().author()
						except ValueError: pass

			# event description
			dbq.loadEventDescriptions(e)
			region = ''
			for i in xrange(e.eventDescriptionCount()):
				ed = e.eventDescription(i)
				if ed.type() == DataModel.REGION_NAME:
					region = ed.text()
					break

			if req._disconnected:
				return False
			line = "%s|%s|%f|%f|%s|%s||%s|%s|%s|%s|%s|%s\n" % (
			       eID, o.time().value().toString(df), o.latitude().value(),
			       o.longitude().value(), depth, author, contrib, eID,
			       mType, mVal, mAuthor, region)
			utils.writeTS(req, line)
			lineCount +=1
			byteCount += len(line)

		# write response
		Logging.debug("%s: returned %i events (total bytes: %i) " % (
		               ro.service, lineCount, byteCount))
		utils.accessLog(req, ro, http.OK, byteCount, None)
		return True
Ejemplo n.º 9
0
	def _processRequestExp(self, req, ro, exp, dac):
		if req._disconnected: return False

		staCount, locCount, chaCount, extCount, objCount = 0, 0, 0, 0, 0

		DataModel.PublicObject.SetRegistrationEnabled(False)
		newInv = DataModel.Inventory()
		dataloggers, sensors, extents = set(), set(), set()

		skipRestricted = not self._allowRestricted or \
		                 (ro.restricted is not None and not ro.restricted)
		levelNet = not ro.includeSta
		levelSta = ro.includeSta and not ro.includeCha

		# iterate over inventory networks
		for net in ro.networkIter(self._inv, levelNet):
			if req._disconnected: return False
			if skipRestricted and utils.isRestricted(net): continue
			newNet = DataModel.Network(net)

			# Copy comments
			for i in xrange(net.commentCount()):
				newNet.add(DataModel.Comment(net.comment(i)))

			# iterate over inventory stations of current network
			for sta in ro.stationIter(net, levelSta):
				if req._disconnected:
					return False
				if skipRestricted and utils.isRestricted(sta):
					continue
				if not HTTP.checkObjects(req, objCount, self._maxObj):
					return False

				if ro.includeCha:
					numCha, numLoc, d, s, e = \
						self._processStation(newNet, net, sta, ro, dac,
						                     skipRestricted)
					if numCha > 0:
						locCount += numLoc
						chaCount += numCha
						extCount += len(e)
						objCount += numLoc + numCha + extCount
						if not HTTP.checkObjects(req, objCount, self._maxObj):
							return False
						dataloggers |= d
						sensors |= s
						extents |= e
				elif self._matchStation(net, sta, ro, dac):
					if ro.includeSta:
						newSta = DataModel.Station(sta)
						# Copy comments
						for i in xrange(sta.commentCount()):
							newSta.add(DataModel.Comment(sta.comment(i)))
						newNet.add(newSta)
					else:
						# no station output requested: one matching station
						# is sufficient to include the network
						newInv.add(newNet)
						objCount += 1
						break

			if newNet.stationCount() > 0:
				newInv.add(newNet)
				staCount += newNet.stationCount()
				objCount += staCount + 1

		# Return 204 if no matching inventory was found
		if newInv.networkCount() == 0:
			msg = "no matching inventory found"
			data = HTTP.renderErrorPage(req, http.NO_CONTENT, msg, ro)
			if data:
				utils.writeTS(req, data)
			return True

		# Copy references (dataloggers, responses, sensors)
		decCount, resCount = 0, 0
		if ro.includeCha:
			decCount = self._copyReferences(newInv, req, objCount, self._inv,
			           ro, dataloggers, sensors, self._maxObj)
			if decCount is None:
				return False
			else:
				resCount = newInv.responsePAZCount() + \
				           newInv.responseFIRCount() + \
				           newInv.responsePolynomialCount() + \
				           newInv.responseFAPCount() + \
				           newInv.responseIIRCount()
				objCount += resCount + decCount + newInv.dataloggerCount() + \
				            newInv.sensorCount()

		# Copy data extents
		objOut = newInv
		if len(extents) > 0:
			objCount += 1
			da = DataModel.DataAvailability()
			for e in extents:
				da.add(DataModel.DataExtent(e))
			objOut = ExportObjectList()
			objOut.append(newInv)
			objOut.append(da)

		sink = utils.Sink(req)
		if not exp.write(sink, objOut):
			return False

		Logging.debug("%s: returned %iNet, %iSta, %iLoc, %iCha, " \
		               "%iDL, %iDec, %iSen, %iRes, %iDAExt (total objects/" \
		               "bytes: %i/%i) " % (ro.service, newInv.networkCount(),
		               staCount, locCount, chaCount, newInv.dataloggerCount(),
		               decCount, newInv.sensorCount(), resCount, extCount,
		               objCount, sink.written))
		utils.accessLog(req, ro, http.OK, sink.written, None)
		return True
Ejemplo n.º 10
0
							                  loc.code(), stream.code(), lat,
							                  lon, elev, depth, azi, dip, desc,
							                  scale, scaleFreq, scaleUnit, sr,
							                  start, end)))

		# sort lines and append to final data string
		lines.sort(key = lambda line: line[0])
		for line in lines:
			data += line[1]

		# Return 204 if no matching inventory was found
		if len(lines) == 0:
			msg = "no matching inventory found"
			data = HTTP.renderErrorPage(req, http.NO_CONTENT, msg, ro)
			if data:
				utils.writeTS(req, data)
			return False

		utils.writeTS(req, data)
		Logging.debug("%s: returned %i lines (total bytes: %i)" % (
		              ro.service, len(lines), len(data)))
		utils.accessLog(req, ro, http.OK, len(data), None)
		return True


	#---------------------------------------------------------------------------
	# Checks if at least one location and channel combination matches the
	# request options
	@staticmethod
	def _matchStation(net, sta, ro, dac):
		# No filter: return true immediately
Ejemplo n.º 11
0
	def _processRequest(self, req, ro, dbq, exp):
		if req._disconnected:
			return False

		DataModel.PublicObject.SetRegistrationEnabled(False)
		maxObj = Application.Instance()._queryObjects

		# query event(s)
		ep = DataModel.EventParameters()
		if ro.eventIDs:
			for eID in ro.eventIDs:
				event = dbq.getEventByPublicID(eID)
				event = DataModel.Event.Cast(event)
				if event:
					ep.add(event)
		else:
			self._findEvents(ep, ro, dbq)

		if ep.eventCount() == 0:
			msg = "No matching events found"
			utils.writeTS(req,
			              HTTP.renderErrorPage(req, http.NO_CONTENT, msg, ro))
			return False

		objCount = ep.eventCount()
		Logging.debug("events found: %i" % objCount)
		if not HTTP.checkObjects(req, objCount, maxObj): return False

		pickIDs = set()

		# add related information
		for iEvent in xrange(ep.eventCount()):
			e = ep.event(iEvent)
			eID = e.publicID()

			# eventDescriptions and comments
			objCount += dbq.loadEventDescriptions(e)
			if ro.comments:
				objCount += dbq.loadComments(e)
			if not HTTP.checkObjects(req, objCount, maxObj): return False

			# origin references: either all or preferred only
			dbIter = dbq.getObjects(e, DataModel.OriginReference.TypeInfo())
			for obj in dbIter:
				oRef = DataModel.OriginReference.Cast(obj)
				if oRef is None:
					continue
				if ro.allOrigins:
					e.add(oRef)
				elif oRef.originID() == e.preferredOriginID():
					e.add(oRef)
					dbIter.close()
			objCount += e.originReferenceCount()
			# TODO: load FocalMechanismReferences???
			if not HTTP.checkObjects(req, objCount, maxObj): return False

			# origins
			for iORef in xrange(e.originReferenceCount()):
				oID = e.originReference(iORef).originID()
				obj = dbq.getObject(DataModel.Origin.TypeInfo(), oID)
				o = DataModel.Origin.Cast(obj)
				if o is None:
					continue

				ep.add(o)
				objCount += 1

				# comments
				if ro.comments:
					objCount += dbq.loadComments(o)
				if not HTTP.checkObjects(req, objCount, maxObj): return False

				# magnitudes
				dbIter = dbq.getObjects(oID, DataModel.Magnitude.TypeInfo())
				for obj in dbIter:
					mag = DataModel.Magnitude.Cast(obj)
					if mag is None:
						continue
					if ro.allMags:
						o.add(mag)
					elif mag.publicID() == e.preferredMagnitudeID():
						o.add(mag)
						dbIter.close()
				objCount += o.magnitudeCount()
				if ro.comments:
					for iMag in xrange(o.magnitudeCount()):
						objCount += dbq.loadComments(o.magnitude(iMag))
				if not HTTP.checkObjects(req, objCount, maxObj): return False

				# arrivals
				if ro.arrivals:
					objCount += dbq.loadArrivals(o)

					# collect pick IDs if requested
					if ro.picks:
						for iArrival in xrange(o.arrivalCount()):
							pickIDs.add(o.arrival(iArrival).pickID())

				if not HTTP.checkObjects(req, objCount, maxObj): return False

		# picks
		if pickIDs:
			objCount += len(pickIDs)
			if not HTTP.checkObjects(req, objCount, maxObj): return False
			for pickID in pickIDs:
				obj = dbq.getObject(DataModel.Pick.TypeInfo(), pickID)
				pick = DataModel.Pick.Cast(obj)
				if pick is not None:
					ep.add(pick)


		if ro.output == "csv":
			req.setHeader("Content-Type", "text/plain")
		else:
			req.setHeader("Content-Type", "application/xml")
		sink = utils.Sink(req)
		if not exp.write(sink, ep):
			return False

		Logging.notice("%s: returned %i events and %i origins (total " \
		               "objects/bytes: %i/%i)" % (ro.service, ep.eventCount(),
		               ep.originCount(), objCount, sink.written))
		utils.accessLog(req, ro, http.OK, sink.written, None)
		return True
Ejemplo n.º 12
0
	def _processRequestText(self, req, ro, dbq, ep):
		lineCount = 0

		line = "#EventID|Time|Latitude|Longitude|Depth/km|Author|Catalog|" \
		       "Contributor|ContributorID|MagType|Magnitude|MagAuthor|" \
		       "EventLocationName\n"
		df = "%FT%T.%f"
		utils.writeTS(req, line)
		byteCount = len(line)

		# add related information
		for iEvent in xrange(ep.eventCount()):
			e = ep.event(iEvent)
			eID = e.publicID()

			# query for preferred origin
			obj = dbq.getObject(DataModel.Origin.TypeInfo(),
			                    e.preferredOriginID())
			o = DataModel.Origin.Cast(obj)
			if o is None:
				Logging.warning("preferred origin of event '%s' not found: %s" % (
				                eID, e.preferredOriginID()))
				continue

			# depth
			try: depth = str(o.depth().value())
			except ValueException: depth = ''

			# author
			if self._hideAuthor:
				author = ''
			else:
				try: author = o.creationInfo().author()
				except ValueException: author = ''

			# contributor
			try: contrib = e.creationInfo().agencyID()
			except ValueException: contrib = ''

			# query for preferred magnitude (if any)
			mType, mVal, mAuthor = '', '', ''
			if e.preferredMagnitudeID():
				obj = dbq.getObject(DataModel.Magnitude.TypeInfo(),
				                    e.preferredMagnitudeID())
				m = DataModel.Magnitude.Cast(obj)
				if m is not None:
					mType = m.type()
					mVal = str(m.magnitude().value())
					if self._hideAuthor:
						mAuthor = ''
					else:
						try: mAuthor = m.creationInfo().author()
						except ValueException: pass

			# event description
			dbq.loadEventDescriptions(e)
			region = ''
			for i in xrange(e.eventDescriptionCount()):
				ed = e.eventDescription(i)
				if ed.type() == DataModel.REGION_NAME:
					region = ed.text()
					break

			if req._disconnected:
				return False
			line = "%s|%s|%f|%f|%s|%s||%s|%s|%s|%s|%s|%s\n" % (
			       eID, o.time().value().toString(df), o.latitude().value(),
			       o.longitude().value(), depth, author, contrib, eID,
			       mType, mVal, mAuthor, region)
			utils.writeTS(req, line)
			lineCount +=1
			byteCount += len(line)

		# write response
		Logging.debug("%s: returned %i events (total bytes: %i) " % (
		               ro.service, lineCount, byteCount))
		utils.accessLog(req, ro, http.OK, byteCount, None)
		return True
Ejemplo n.º 13
0
	def _processRequest(self, req, ro, exp):
		if req._disconnected:
			return False

		maxObj = Application.Instance()._queryObjects
		staCount, chaCount, locCount, objCount = 0, 0, 0, 0

		DataModel.PublicObject.SetRegistrationEnabled(False)
		inv = Application.Instance()._inv
		newInv = DataModel.Inventory()
		filterChannel = ro.channel and (ro.channel.loc or ro.channel.cha)

		# iterate over inventory networks
		for net in utils.networkIter(inv, ro):
			if not utils.checkObjects(req, objCount, maxObj): return False
			newNet = DataModel.Network(net)

			# iterate over inventory stations of current network
			for sta in utils.stationIter(net, ro):
				if ro.includeCha:
					numCha, numLoc = self._processStation(newNet, sta, ro)
					if numCha > 0:
						chaCount += numCha
						locCount += numLoc
						objCount += numCha + numLoc
						if not utils.checkObjects(req, objCount, maxObj):
							return False
				elif self._matchStation(sta, ro):
					if ro.includeSta:
						newNet.add(DataModel.Station(sta))
					else:
						# no station output requested: one matching station is
						# sufficient to include the network
						newInv.add(newNet)
						objCount += 1
						break

			if newNet.stationCount() > 0:
				newInv.add(newNet)
				staCount += newNet.stationCount()
				objCount += staCount + 1

		# Return 404 if no matching station was found
		if newInv.networkCount() == 0:
			utils.writeTS(req, HTTP.renderErrorPage(req, http.NOT_FOUND,
			                                        "No stations found"))
			return False

		# Copy references (if object limit allows to do so)
		if ro.includeCha:
			objCount += self._chaLevelCount
		if ro.includeRes:
			objCount += self._resLevelCount
		if not utils.checkObjects(req, objCount, maxObj): return False
		self._copyReferences(newInv, inv, ro)

		req.setHeader("Content-Type", "text/xml")
		if not exp.write(utils.Sink(req), newInv):
			return False

		Logging.notice("WS-Station: Returned %i networks, %i stations and %i " \
		               "streams (total objects: %i)" % (newInv.networkCount(),
		               staCount, chaCount, objCount))
		return True
Ejemplo n.º 14
0
    def _processRequestExp(self, req, ro, exp):
        if req._disconnected:
            return False

        staCount, locCount, chaCount, objCount = 0, 0, 0, 0

        DataModel.PublicObject.SetRegistrationEnabled(False)
        newInv = DataModel.Inventory()
        dataloggers, sensors = set(), set()

        skipRestricted = not self._allowRestricted or (ro.restricted is not None and not ro.restricted)
        levelNet = not ro.includeSta
        levelSta = ro.includeSta and not ro.includeCha

        # iterate over inventory networks
        for net in ro.networkIter(self._inv, levelNet):
            if req._disconnected:
                return False
            if skipRestricted and utils.isRestricted(net):
                continue
            newNet = DataModel.Network(net)

            # iterate over inventory stations of current network
            for sta in ro.stationIter(net, levelSta):
                if req._disconnected:
                    return False
                if skipRestricted and utils.isRestricted(sta):
                    continue
                if not HTTP.checkObjects(req, objCount, self._maxObj):
                    return False
                if ro.includeCha:
                    numCha, numLoc, d, s = self._processStation(newNet, sta, ro, skipRestricted)
                    if numCha > 0:
                        locCount += numLoc
                        chaCount += numCha
                        objCount += numLoc + numCha
                        if not HTTP.checkObjects(req, objCount, self._maxObj):
                            return False
                        dataloggers |= d
                        sensors |= s
                elif self._matchStation(sta, ro):
                    if ro.includeSta:
                        newNet.add(DataModel.Station(sta))
                    else:
                        # no station output requested: one matching station
                        # is sufficient to include the network
                        newInv.add(newNet)
                        objCount += 1
                        break

            if newNet.stationCount() > 0:
                newInv.add(newNet)
                staCount += newNet.stationCount()
                objCount += staCount + 1

                # Return 204 if no matching inventory was found
        if newInv.networkCount() == 0:
            msg = "no matching inventory found"
            data = HTTP.renderErrorPage(req, http.NO_CONTENT, msg, ro)
            if data:
                utils.writeTS(req, data)
            return True

            # Copy references (dataloggers, responses, sensors)
        decCount, resCount = 0, 0
        if ro.includeCha:
            decCount = self._copyReferences(newInv, req, objCount, self._inv, ro, dataloggers, sensors, self._maxObj)
            if decCount is None:
                return False
            else:
                resCount = newInv.responsePAZCount() + newInv.responseFIRCount() + newInv.responsePolynomialCount()
                objCount += resCount + decCount + newInv.dataloggerCount() + newInv.sensorCount()

        sink = utils.Sink(req)
        if not exp.write(sink, newInv):
            return False

        Logging.notice(
            "%s: returned %iNet, %iSta, %iLoc, %iCha, "
            "%iDL, %iDec, %iSen, %iRes (total objects/bytes: "
            "%i/%i) "
            % (
                ro.service,
                newInv.networkCount(),
                staCount,
                locCount,
                chaCount,
                newInv.dataloggerCount(),
                decCount,
                newInv.sensorCount(),
                resCount,
                objCount,
                sink.written,
            )
        )
        utils.accessLog(req, ro, http.OK, sink.written, None)
        return True
Ejemplo n.º 15
0
	def _processRequest(self, req, ro):
		if req._disconnected:
			return False
		xmlOutput = ro.output == "xml"
		if xmlOutput:
			req.setHeader("Content-Type", "text/xml")
			utils.writeTS(req, SX_MSG_HEAD % Time.GMT().toString(TIME_FMT))
		else:
			req.setHeader("Content-Type", "text/plain")
			if ro.output == "query":
				respLine = "net=%s&sta=%s&loc=%s&cha=%s&start=%s&end=%s\n"
			else:
				respLine = "%s %s %s %s %s %s\n"

		streamCount = 0

		# build list of years dependent on start and end time
		years = self._getYearDirs(ro)

		# iterate over inventory networks
		for net in utils.networkIter(Application.Instance()._inv, ro):
			netCode = net.code()

			# iterate over inventory stations of current network
			for sta in utils.stationIter(net, ro):
				if req._disconnected:
					return False

				# restricted: true means all stations, false only non restricted
				if not ro.restricted:
					try: restricted = sta.restricted()
					except: continue
					if restricted:
						continue

				staCode = sta.code()
				xmlStaHeadWritten = False
				streams = self._getStreams(ro, years, netCode, staCode)

				if xmlOutput:
					if len(streams) == 0:
						continue
					utils.writeTS(req, SX_STA_HEAD % (netCode, staCode))
					try: utils.writeTS(req, SX_STA_LAT % sta.latitude())
					except: pass
					try: utils.writeTS(req, SX_STA_LON % sta.longitude())
					except: pass
					try: utils.writeTS(req, SX_STA_ELE % sta.elevation())
					except: pass

				for stream in streams:
					if xmlOutput:
						utils.writeTS(req, SX_CHA % (stream[1], stream[0],
						                   stream[2].toString(TIME_FMT),
						                   stream[3].toString(TIME_FMT)))
					else:
						loc = stream[0] if len(stream[0]) > 0 else "--"
						utils.writeTS(req, respLine % (netCode, staCode, loc,
						              stream[1], stream[2].toString(TIME_FMT),
						              stream[3].toString(TIME_FMT)))

				streamCount += len(streams)

				# end of station: close Station element
				if xmlOutput:
					utils.writeTS(req, SX_STA_FOOT)
		# end of all networks: close StaMesage element
		if xmlOutput:
			utils.writeTS(req, SX_MSG_FOOT)

		Logging.notice("WS-Availability: Returned %i streams" % streamCount)
		return True
Ejemplo n.º 16
0
	def _processRequest(self, req, ro, exp):
		if req._disconnected:
			return False

		DataModel.PublicObject.SetRegistrationEnabled(False)
		maxObj = Application.Instance()._queryObjects
		staCount, locCount, chaCount, objCount = 0, 0, 0, 0

		DataModel.PublicObject.SetRegistrationEnabled(False)
		inv = Application.Instance()._inv
		newInv = DataModel.Inventory()
		filterChannel = ro.channel and (ro.channel.loc or ro.channel.cha)
		dataloggers, sensors = set(), set()

		# iterate over inventory networks
		for net in utils.networkIter(inv, ro):
			if not ro.restricted and net.restricted(): continue
			newNet = DataModel.Network(net)

			# iterate over inventory stations of current network
			for sta in utils.stationIter(net, ro, matchGeo=True):
				if not ro.restricted and sta.restricted(): continue
				if not HTTP.checkObjects(req, objCount, maxObj): return False
				if ro.includeCha:
					numCha, numLoc, d, s = self._processStation(newNet, sta, ro)
					if numCha > 0:
						locCount += numLoc
						chaCount += numCha
						objCount += numLoc + numCha
						if not HTTP.checkObjects(req, objCount, maxObj):
							return False
						dataloggers |= d
						sensors |= s
				elif self._matchStation(sta, ro):
					if ro.includeSta:
						newNet.add(DataModel.Station(sta))
					else:
						# no station output requested: one matching station is
						# sufficient to include the network
						newInv.add(newNet)
						objCount += 1
						break

			if newNet.stationCount() > 0:
				newInv.add(newNet)
				staCount += newNet.stationCount()
				objCount += staCount + 1

		# Return 204 if no matching inventory was found
		if newInv.networkCount() == 0:
			utils.writeTS(req, HTTP.renderErrorPage(req, http.NO_CONTENT,
			              "No matching inventory found", ro))
			return False

		# Copy references (dataloggers, responses, sensors)
		decCount, resCount = 0, 0
		if ro.includeCha:
			decCount = self._copyReferences(newInv, req, objCount, inv, ro,
			           dataloggers, sensors)
			if decCount is None:
				return False
			else:
				resCount = newInv.responsePAZCount() + \
				           newInv.responseFIRCount() + \
				           newInv.responsePolynomialCount()
				objCount += resCount + decCount + newInv.dataloggerCount() + \
				            newInv.sensorCount()

		req.setHeader("Content-Type", "application/xml")
		sink = utils.Sink(req)
		if not exp.write(sink, newInv):
			return False

		Logging.notice("%s: returned %iNet, %iSta, %iLoc, %iCha, " \
		               "%iDL, %iDec, %iSen, %iRes (total objects/bytes: " \
		               "%i/%i) " % (ro.service, newInv.networkCount(), staCount,
		               locCount, chaCount, newInv.dataloggerCount(), decCount,
		               newInv.sensorCount(), resCount, objCount, sink.written))
		utils.accessLog(req, ro, http.OK, sink.written, None)
		return True