h-client:improved errors handling

1 files changed, 75 insertions, 66 deletions

diff --git a/h-client/hlibrary.py b/h-client/hlibrary.py
index 8388984..46454ea 100644
--- a/h-client/hlibrary.py
+++ b/h-client/hlibrary.py
@@ -425,14 +425,15 @@ class Client:
 		result = self.request.perform('users/login/en')
 		self.request.setPost(None)
 		if result:
-			if self.isLogged():
-				return True
-			else:
-				self.errors.append("wrong username or password")
+			result_login = self.isLogged()
+			if result_login != -2:
+				if result_login:
+					return True
+				else:
+					self.errors.append("wrong username or password")
 		else:
 			self.errors.append("unable to connect to server")
-			return -1
-			
+
 		return False
 		
 	#log out
@@ -450,20 +451,23 @@ class Client:
 		result = self.request.perform('client/userinfo/en')
 
 		if result:
-			xmldoc = minidom.parseString(self.request.contents)
-			status = xmldoc.getElementsByTagName("status")[0].childNodes[0].data
+			try:
+				xmldoc = minidom.parseString(self.request.contents)
+				status = xmldoc.getElementsByTagName("status")[0].childNodes[0].data
 
-			username = ''
-			token = ''
-			groups = ''
+				username = ''
+				token = ''
+				groups = ''
 
-			if status == 'logged':
-				username = xmldoc.getElementsByTagName("username")[0].childNodes[0].data
-				token = xmldoc.getElementsByTagName("token")[0].childNodes[0].data
-				groups = xmldoc.getElementsByTagName("groups")[0].childNodes[0].data
+				if status == 'logged':
+					username = xmldoc.getElementsByTagName("username")[0].childNodes[0].data
+					token = xmldoc.getElementsByTagName("token")[0].childNodes[0].data
+					groups = xmldoc.getElementsByTagName("groups")[0].childNodes[0].data
 
-			return {'status':status,'username':username,'token':token,'groups':groups}
-			
+				return {'status':status,'username':username,'token':token,'groups':groups}
+			except:
+				self.errors.append("the server is not up-to-date: unable to parse the xml database")
+				return -2
 		else:
 			self.errors.append("unable to connect to server")
 			return False
@@ -473,8 +477,11 @@ class Client:
 		info = self.getUserInfo()
 
 		if info != False:
-			if info['status'] == 'logged':
-				return True
+			if info != -2:
+				if info['status'] == 'logged':
+					return True
+			else:
+				return -2
 		
 		return False
 
@@ -553,7 +560,7 @@ class Client:
 		self.request.contents = ''
 
 		result = self.request.perform('download/all/en')
-
+		#print result
 		if result:
 			
 			#loop the found devices
@@ -568,54 +575,56 @@ class Client:
 				#self.request.contents = ''
 
 				#result = self.request.perform('download/' + controller + '/en')
-
+				
 				#parse the xml database
-				xmldoc = minidom.parseString(self.request.contents)
-				devices = xmldoc.getElementsByTagName("device")
-				for device in devices:
-
-					#check it is not a notebook
-					deviceType = device.getElementsByTagName("type")[0].childNodes[0].data.encode('utf-8')
-
-					if deviceType != 'notebook':
-						code = device.getElementsByTagName("vendorid_productid")[0]
-						if code.hasChildNodes():
-							if (code.childNodes[0].data == vendorid_productid):
-
-								modelName = device.getElementsByTagName("model_name")[0].childNodes[0].data.encode('utf-8')
-								interface = device.getElementsByTagName("interface")[0].childNodes[0].data.encode('utf-8')
-								distribution = device.getElementsByTagName("distribution")[0].childNodes[0].data.encode('utf-8')
-								idDevice = device.getElementsByTagName("id")[0].childNodes[0].data.encode('utf-8')
-								works = device.getElementsByTagName("it_works")[0].childNodes[0].data.encode('utf-8')
-								year = device.getElementsByTagName("year")[0].childNodes[0].data.encode('utf-8')
-
-								if device.getElementsByTagName("description")[0].hasChildNodes():
-									description = device.getElementsByTagName("description")[0].childNodes[0].data.encode('utf-8')
-									dev[0].setDescription(dev[0].htmlentitiesDecode(description))
-								else:
-									dev[0].setDescription('')
-
-								if device.getElementsByTagName("kernel_libre")[0].hasChildNodes():
-									kernel_libre = device.getElementsByTagName("kernel_libre")[0].childNodes[0].data.encode('utf-8')
-									dev[0].setKernel(kernel_libre)
-
-								#driverNode = device.getElementsByTagName("driver")[0]
-								#if driverNode:
-									#if driverNode.hasChildNodes():
-										#driver = driverNode.childNodes[0].data.encode('utf-8')
-										#dev[0].setDriver(driver)
-
-
-								#print modelName
-								dev[0].setModel(modelName)
-								dev[0].setInterface(interface)
-								dev[0].addDistributions(distribution)
-								dev[0].setHowItWorks(works)
-								dev[0].setYear(year)
-								dev[2] = 'update'
-								dev[3] = idDevice
+				try:
+					xmldoc = minidom.parseString(self.request.contents)
+					devices = xmldoc.getElementsByTagName("device")
+					for device in devices:
+
+						#check it is not a notebook
+						deviceType = device.getElementsByTagName("type")[0].childNodes[0].data.encode('utf-8')
+
+						if deviceType != 'notebook':
+							code = device.getElementsByTagName("vendorid_productid")[0]
+							if code.hasChildNodes():
+								if (code.childNodes[0].data == vendorid_productid):
+
+									modelName = device.getElementsByTagName("model_name")[0].childNodes[0].data.encode('utf-8')
+									interface = device.getElementsByTagName("interface")[0].childNodes[0].data.encode('utf-8')
+									distribution = device.getElementsByTagName("distribution")[0].childNodes[0].data.encode('utf-8')
+									idDevice = device.getElementsByTagName("id")[0].childNodes[0].data.encode('utf-8')
+									works = device.getElementsByTagName("it_works")[0].childNodes[0].data.encode('utf-8')
+									year = device.getElementsByTagName("year")[0].childNodes[0].data.encode('utf-8')
+
+									if device.getElementsByTagName("description")[0].hasChildNodes():
+										description = device.getElementsByTagName("description")[0].childNodes[0].data.encode('utf-8')
+										dev[0].setDescription(dev[0].htmlentitiesDecode(description))
+									else:
+										dev[0].setDescription('')
+
+									if device.getElementsByTagName("kernel_libre")[0].hasChildNodes():
+										kernel_libre = device.getElementsByTagName("kernel_libre")[0].childNodes[0].data.encode('utf-8')
+										dev[0].setKernel(kernel_libre)
+
+									#driverNode = device.getElementsByTagName("driver")[0]
+									#if driverNode:
+										#if driverNode.hasChildNodes():
+											#driver = driverNode.childNodes[0].data.encode('utf-8')
+											#dev[0].setDriver(driver)
+
+
+									#print modelName
+									dev[0].setModel(modelName)
+									dev[0].setInterface(interface)
+									dev[0].addDistributions(distribution)
+									dev[0].setHowItWorks(works)
+									dev[0].setYear(year)
+									dev[2] = 'update'
+									dev[3] = idDevice
+				except:
+					self.errors.append("the server is not up-to-date: unable to parse the xml database")
 		else:
-			self._status = False
 			self.errors.append("unable to connect to server")