Merge pull request #5 from ThinkTransit/master

Update gsmHat.py
Some Waveshare devices return more than 21 data items for GPS data

README.md

@@ -1,6 +1,12 @@
+# Update on Thu Apr 4th, 2024
+Unfortunately, there is no time (and equipment anymore) to maintain this repository. I hope that someone else will find the time to continue with that.
+
 # gsmHat - Waveshare GSM/GPRS/GNSS HAT for Raspberry Pi with Python
 
-With gsmHat, you can easily use the functionality of the Waveshare GSM/GPRS/GNSS HAT for Raspberry Pi ([Link to HAT](https://www.waveshare.com/gsm-gprs-gnss-hat.htm)). On this module a SIM868 Controller is doing the job too connect your Raspberry Pi with the world just by using a sim card.
+With gsmHat, you can easily use the functionality of the Waveshare GSM/GPRS/GNSS HAT for Raspberry Pi ([Link to HAT](https://www.waveshare.com/gsm-gprs-gnss-hat.htm)). On this module a SIM868 Controller is doing the job to connect your Raspberry Pi with the world just by using a sim card.
+
+## Update on Wed Oct 21st, 2020
+:point_right: Internet functionality added!
 
 ## Overview
 gsmHat was written for Python 3. It provides the following features
@@ -8,6 +14,7 @@ gsmHat was written for Python 3. It provides the following features
   - Non-blocking receiving and sending SMS in background
   - Non-blocking calling
   - Non-blocking refreshing of actual gps position
+  - Non-blocking URL Call and receiving of response
 
 ## Usage
 
@@ -17,7 +24,7 @@ In the following paragraphs, I am going to describe how you can get and use gsmH
 
 To download gsmHat, either fork this github repo or simply use Pypi via pip.
 ```sh
-$ pip3 install gsmHat
+$ python3 -m pip install -U gsmHat
 ```
 
 ### Prepare
@@ -88,7 +95,7 @@ gsm.HangUp()            # Or you can HangUp by yourself earlier
 gsm.Call(Number, 60)    # Or lets change the timeout to 60 seconds. This call hangs up automatically after 60 seconds
 ```
 
-7. Lets see, where your Raspberry Pi (in a car or in a motocycle or on a cat?) is positioned on earth
+7. Lets see, where your Raspberry Pi (in a car or on a motocycle or on a cat?) is positioned on earth
 
 ```Python
 # Get actual GPS position
@@ -114,16 +121,49 @@ print('Signal: %s' % str(GPSObj.Signal))
 8. Calculate the distance between two Points on earth
 
 ```Python
-    GPSObj1 = GPS()                 # You can also use gsm.GetActualGPS() to get an GPS object
-    GPSObj1.Latitude = 52.266949    # Location of Braunschweig, Germany
-    GPSObj1.Longitude = 10.524822
+GPSObj1 = GPS()                 # You can also use gsm.GetActualGPS() to get an GPS object
+GPSObj1.Latitude = 52.266949    # Location of Braunschweig, Germany
+GPSObj1.Longitude = 10.524822
 
-    GPSObj2 = GPS()
-    GPSObj2.Latitude = 36.720005    # Location of Manavgat, Turkey
-    GPSObj2.Longitude = 31.546094
+GPSObj2 = GPS()
+GPSObj2.Latitude = 36.720005    # Location of Manavgat, Turkey
+GPSObj2.Longitude = 31.546094
 
-    print('Distance from Braunschweig to Manavgat is [m]:')
-    print(GPS.CalculateDeltaP(GPSObj1, GPSObj2))        # this will print 2384660.7 metres
+print('Distance from Braunschweig to Manavgat in metres:')
+print(GPS.CalculateDeltaP(GPSObj1, GPSObj2))        # this will print 2384660.7 metres
+```
+
+9. Call URL to send some data
+
+```Python
+# Init gsmHat
+gsm = GSMHat('/dev/ttyS0', 115200)
+
+# Set the APN Connection data. You will get this from your provider
+# e.g. German Provider 'Congstar'
+gsm.SetGPRSconnection('internet.telekom', 'congstar', 'cs')
+
+# Get actual GPS position
+GPSObj = gsm.GetActualGPS()
+
+# Build url string with data
+url = 'www.someserver.de/myscript.php'
+url += '?time='+str(int(GPSObj.UTC.timestamp()))
+url += '&lat='+str(GPSObj.Latitude)
+url += '&lon='+str(GPSObj.Longitude)
+url += '&alt='+str(GPSObj.Altitude)
+
+gsm.CallUrl(url)    # Send actual position to a webserver
+```
+
+10. Get the Response from a previous URL call
+
+```Python
+# Check, if new Response Data is available
+if gsm.UrlResponse_available() > 0:
+    # Read the Response
+    newResponse = gsm.UrlResponse_read()
+    # Do something with it
 ```
 
 ## What will come in the future?

gsmHat/gsmHat.py

@@ -52,21 +52,23 @@ class GSMHat:
     """GSM Hat Backend with SMS Functionality (for now)"""
     
     regexGetSingleValue = r'([+][a-zA-Z\ ]+(:\ ))([\d]+)'
-    regexGetAllValues = r'([+][a-zA-Z:\s]+)([\w\",\s+\/:.]+)'
+    regexGetAllValues = r'([+][a-zA-Z:\s]+)([\w\",\s+-\/:.]+)'
     timeoutSerial = 5
     timeoutGPSActive = 1
-    timeoutGPSInactive = 5
+    timeoutGPSInactive = 2000
+    cSMSwaittime = 2500             # milliseconds
+    cGPRSstatusWaittime = 5000      # milliseconds
 
-    def __init__(self, SerialPort, Baudrate):
+    def __init__(self, SerialPort, Baudrate, Logpath='gmsHat.log'):
         self.__baudrate = Baudrate
         self.__port = SerialPort
 
         self.__logger = logging.getLogger(__name__)
-        self.__logger.setLevel(logging.INFO)
-        self.__loggerFileHandle = logging.FileHandler('gsmHat.log')
+        self.__logger.setLevel(logging.DEBUG)
+        self.__loggerFileHandle = logging.FileHandler(Logpath)
         formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
         self.__loggerFileHandle.setFormatter(formatter)
-        self.__loggerFileHandle.setLevel(logging.INFO )
+        self.__loggerFileHandle.setLevel(logging.DEBUG)
         self.__logger.addHandler(self.__loggerFileHandle)
 
         self.__connect()
@@ -85,21 +87,35 @@ class GSMHat:
     def __startWorking(self):
         self.__working = True
         self.__state = 1
+        self.__nextState = 0
         self.__smsToRead = 0
+        self.__retryAfterTimeout = False
+        self.__retryAfterTimeoutCount = 0
         self.__init = False
-        self.__readRAW = False
+        self.__lastCommandSentString = ''
+        self.__readRAW = 0
         self.__smsToBuild = None
         self.__smsList = []
         self.__smsSendList = []
+        self.__SMSwaittime = 0
         self.__numberToCall = ''
         self.__sendHangUp = False
         self.__startGPS = False
+        self.__GPRSwaittimeStatus = 0
+        self.__GPRSIPaddress = ''
+        self.__GPRSready = False
+        self.__GPRSuserAPN = None
+        self.__GPRSuserUSER = None
+        self.__GPRSuserPWD = None
+        self.__GPRScallUrlList = []
+        self.__GPRSdataReceived = []
+        self.__GPRSwaitForData = False
         self.__GPSstarted = False
         self.__GPSstartSending = False
         self.__GPSstopSending = False
         self.__GPScollectData = False
         self.__GPSactualData = GPS()
-        self.__GPStimeout = self.timeoutGPSInactive * 1000
+        self.__GPStimeout = self.timeoutGPSInactive
         self.__GPSwaittime = 0
         self.__workerThread = threading.Thread(target=self.__workerThread, daemon=True)
         self.__workerThread.start()
@@ -110,7 +126,7 @@ class GSMHat:
 
     def __sendToHat(self, string):
         if self.__writeLock == False:
-            self.__lastCommand = string
+            self.__lastCommandSentString = string
             string = string + '\n'
             self.__ser.write(string.encode('iso-8859-1'))
             self.__writeLock = True
@@ -118,7 +134,7 @@ class GSMHat:
             self.__logger.debug('Sent to hat: %s' % string)
             return True
         else:
-            self.__logger.debug('Wait for Lock...')
+            self.__logger.debug('Wait for Lock...   state: ' + str(self.__state) + ' senddata: ' + string)
             time.sleep(1)
             return False
     
@@ -164,6 +180,29 @@ class GSMHat:
     def GetActualGPS(self):
         return self.__GPSactualData
 
+    def UrlResponse_available(self):
+        return len(self.__GPRSdataReceived)
+
+    def UrlResponse_read(self):
+        if self.UrlResponse_available() > 0:
+            retResponse = self.__GPRSdataReceived[0]
+            del self.__GPRSdataReceived[0]
+            return retResponse
+
+        return None
+
+    def CallUrl(self, url):
+        self.__GPRScallUrlList.append(url)
+        self.__logger.debug('Got new URL call')
+
+    def PendingUrlCalls(self):
+        return len(self.__GPRScallUrlList)
+
+    def SetGPRSconnection(self, APN, Username, Password):
+        self.__GPRSuserAPN = APN
+        self.__GPRSuserUSER = Username
+        self.__GPRSuserPWD = Password
+
     def __startGPSUnit(self):
         self.__startGPS = True
     
@@ -186,22 +225,40 @@ class GSMHat:
     
     def __processData(self):
         if self.__serData != '':
-            if self.__readRAW:
+            if self.__readRAW > 0:
                 self.__logger.debug('Received Raw Data: %s' % self.__serData)
-                if self.__serData == 'OK\r\n':
-                    self.__smsToBuild.Message = self.__smsToBuild.Message.rstrip('\r\n')
-                    self.__smsList.append(self.__smsToBuild)
-                    self.__readRAW = False
-                    self.__writeLock = False
-                else:
-                    #self.__smsToBuild.Message = bytearray.fromhex(self.__serData).decode()
-                    self.__smsToBuild.Message = self.__smsToBuild.Message + self.__serData
+                if self.__readRAW == 1:
+                    # Handle SMS
+                    if self.__serData == 'OK\r\n':
+                        self.__smsToBuild.Message = self.__smsToBuild.Message.rstrip('\r\n')
+                        self.__smsList.append(self.__smsToBuild)
+                        self.__readRAW = 0
+                        self.__writeLock = False
+                    else:
+                        self.__smsToBuild.Message = self.__smsToBuild.Message + self.__serData
+                elif self.__readRAW == 2:
+                    # Handle HTTP Response
+                    if self.__serData == 'OK\r\n':
+                        self.__readRAW = 0
+                        self.__writeLock = False
+                        self.__GPRSdataToBuild = self.__GPRSdataToBuild.rstrip('\r\n')
+                        self.__GPRSdataReceived.append(self.__GPRSdataToBuild)
+                    else:
+                        self.__GPRSdataToBuild = self.__GPRSdataToBuild + self.__serData
             else:
                 self.__logger.debug('Received Data: %s' % self.__serData)
 
                 if 'OK' in self.__serData:
                     self.__writeLock = False
                     self.__logger.debug('Lock Off')
+                if 'ERROR' in self.__serData:
+                    # ERROR Handling here
+                    if self.__state == 71:
+                        # Error after sending AT+HTTPINIT
+                        # Lets terminate request before starting new one
+                        self.__logger.info('Error after starting new HTTP Request.')
+                        self.__writeLock = False
+                        self.__state = 75
                 elif '+CME ERROR:' in self.__serData:
                     self.__writeLock = False
 
@@ -228,7 +285,7 @@ class GSMHat:
                     # read SMS content
                     match = re.findall(self.regexGetAllValues, self.__serData)
                     rawData = match[0][1].split('","')
-                    self.__readRAW = True
+                    self.__readRAW = 1
                     self.__smsToBuild = SMS()
                     #self.__smsToBuild.Sender = bytearray.fromhex(rawData[1]).decode()
                     self.__smsToBuild.Sender = rawData[1]
@@ -236,6 +293,42 @@ class GSMHat:
                     self.__smsToBuild.Date = datetime.strptime(rawData[3].replace('"', '')[:-3], '%y/%m/%d,%H:%M:%S')
                     self.__smsToBuild.Message = ''
 
+                elif '+SAPBR:' in self.__serData:
+                    # check if IP is valid
+                    # Return value looks like: +SAPBR: 1,3,"0.0.0.0"
+                    match = re.findall(self.regexGetAllValues, self.__serData)
+                    rawData = match[0][1].split(',')
+                    self.__GPRSIPaddress = rawData[2].replace('"', '')
+
+                    if self.__GPRSIPaddress != '0.0.0.0':
+                        self.__GPRSready = True
+                    else:
+                        self.__GPRSready = False
+
+                elif '+HTTPREAD:' in self.__serData:
+                    # read HTTP content
+                    self.__GPRSdataToBuild = ''
+                    self.__readRAW = 2
+
+                elif '+HTTPACTION:' in self.__serData:
+                    # Return value looks like: +HTTPACTION: 0,200,0
+                    match = re.findall(self.regexGetAllValues, self.__serData)
+                    rawData = match[0][1].split(',')
+                    self.__GPRSgotHttpResponse = True
+                    if len(rawData) == 3:
+                        requestMethod = int(rawData[0])
+                        httpStatus = int(rawData[1])
+                        recvDataLength = int(rawData[2])
+                        if httpStatus == 200:  # Successful request
+                            self.__GPRSnewDataReceived = True
+                        elif httpStatus == 601:  # Successful request
+                            self.__logger.info('HTTPACTION Network Error ' + str(httpStatus))
+                        else:
+                            self.__logger.info('HTTPACTION Unhandled Error ' + str(httpStatus))
+
+                    else:
+                        self.__logger.info('HTTPACTION return value is not expected: ' + match[0][1])
+
                 # unannounced data reception below (e.g. new SMS oder phone call)
                 elif '+CMTI:' in self.__serData:
                     self.__logger.info('Received new SMS')
@@ -251,87 +344,137 @@ class GSMHat:
                     self.__logger.debug('New GPS Data:')
                     match = re.findall(self.regexGetAllValues, self.__serData)
                     rawData = match[0][1].split(',')
-                    
-                    newGPS = GPS()
+                    if len(rawData) >= 21:                    
+                        newGPS = GPS()
+                        goodPosition = True
 
-                    try:
-                        newGPS.GNSS_status = int(rawData[0])
-                    except:
-                        pass
-                    try:
-                        newGPS.Fix_status = int(rawData[1])
-                    except:
-                        pass
-                    try:
-                        newGPS.UTC = datetime.strptime(rawData[2][:-4], '%Y%m%d%H%M%S')
-                    except:
-                        pass
-                    try:
-                        newGPS.Latitude = float(rawData[3])
-                    except:
-                        pass
-                    try:
-                        newGPS.Longitude = float(rawData[4])
-                    except:
-                        pass
-                    try:
-                        newGPS.Altitude = float(rawData[5])
-                    except:
-                        pass
-                    try:
-                        newGPS.Speed = float(rawData[6])
-                    except:
-                        pass
-                    try:
-                        newGPS.Course = float(rawData[7])
-                    except:
-                        pass
-                    try:
-                        newGPS.HDOP = float(rawData[10])
-                    except:
-                        pass
-                    try:
-                        newGPS.PDOP = float(rawData[11])
-                    except:
-                        pass
-                    try:
-                        newGPS.VDOP = float(rawData[12])
-                    except:
-                        pass
-                    try:
-                        newGPS.GPS_satellites = int(rawData[14])
-                    except:
-                        pass
-                    try:
-                        newGPS.GNSS_satellites = int(rawData[15])
-                    except:
-                        pass
-                    try:
-                        newGPS.Signal = float(rawData[18])/55.0
-                    except:
-                        pass
+                        try:
+                            newGPS.GNSS_status = int(rawData[0])
+                        except:
+                            self.__logger.debug('GNSS_status: Could not convert ' + rawData[0] + ' to int.')
 
-                    self.__GPSactualData = newGPS
+                        try:
+                            # Fix_status: GPS connection
+                            newGPS.Fix_status = int(rawData[1])
+                            if newGPS.Fix_status == 0:
+                                goodPosition = False
+                        except:
+                            self.__logger.debug('Fix_status: Could not convert ' + rawData[1] + ' to int.')
+
+                        try:
+                            newGPS.UTC = datetime.strptime(rawData[2][:-4], '%Y%m%d%H%M%S')
+                        except:
+                            self.__logger.debug('UTC: Could not convert ' + rawData[2][:-4] + ' to int.')
+
+                        try:
+                            newGPS.Latitude = float(rawData[3])
+                            if newGPS.Latitude == 0.0:
+                                goodPosition = False
+                        except:
+                            self.__logger.debug('Latitude: Could not convert ' + rawData[3] + ' to float.')
+
+                        try:
+                            newGPS.Longitude = float(rawData[4])
+                            if newGPS.Longitude == 0.0:
+                                goodPosition = False
+                        except:
+                            self.__logger.debug('Longitude: Could not convert ' + rawData[4] + ' to float.')
+
+                        try:
+                            newGPS.Altitude = float(rawData[5])
+                            if newGPS.Altitude == 0.0:
+                                goodPosition = False
+                        except:
+                            self.__logger.debug('Altitude: Could not convert ' + rawData[5] + ' to float.')
+
+                        try:
+                            newGPS.Speed = float(rawData[6])
+                        except:
+                            self.__logger.debug('Speed: Could not convert ' + rawData[6] + ' to float.')
+
+                        try:
+                            newGPS.Course = float(rawData[7])
+                        except:
+                            self.__logger.debug('Course: Could not convert ' + rawData[7] + ' to float.')
+
+                        try:
+                            newGPS.HDOP = float(rawData[10])
+                        except:
+                            self.__logger.debug('HDOP: Could not convert ' + rawData[10] + ' to float.')
+
+                        try:
+                            newGPS.PDOP = float(rawData[11])
+                            if newGPS.PDOP == 0.0:
+                                goodPosition = False
+                        except:
+                            self.__logger.debug('PDOP: Could not convert ' + rawData[11] + ' to float.')
+
+                        try:
+                            newGPS.VDOP = float(rawData[12])
+                        except:
+                            self.__logger.debug('VDOP: Could not convert ' + rawData[12] + ' to float.')
+
+                        try:
+                            newGPS.GPS_satellites = int(rawData[14])
+                        except:
+                            self.__logger.debug('GPS_satellites: Could not convert ' + rawData[14] + ' to int.')
+
+                        try:
+                            newGPS.GNSS_satellites = int(rawData[15])
+                        except:
+                            self.__logger.debug('GNSS_satellites: Could not convert ' + rawData[15] + ' to int.')
+
+                        try:
+                            newGPS.Signal = float(rawData[18])/55.0
+                        except:
+                            self.__logger.debug('Signal: Could not convert ' + rawData[18] + ' to float.')
+                        
+                        if goodPosition:
+                            self.__GPSactualData = newGPS
 
 
             self.__serData = ''
 
+    def __restartProcedure(self):
+        self.__logger.error('Try to restart gsm module')
+        self.__pressPowerKey()
+        self.__state = 1
+        self.__writeLock = False
+        self.__retryAfterTimeout = False
+        self.__sentTimeout = 0
+
     def __waitForUnlock(self):
         actTime = int(round(time.time()))
         if self.__sentTimeout > 0 and actTime > self.__sentTimeout:
             # Timeout
             self.__logger.error('Timeout during data reception')
+            self.__logger.info('Command sent: ' + self.__lastCommandSentString)
+            self.__logger.info('Actual state of programme: ' + str(self.__state))
 
-            if self.__state == 2:
+            if self.__state == 2 or self.__state == 97:
                 # It might be that the gsm module is not powered on
-                # So let's try
-                self.__logger.error('Try to restart gsm module')
-                self.__pressPowerKey()
-                self.__state = 1
+                # So let's try to restart
+                self.__restartProcedure()
+                return False
+            elif  self.__state == 3:
+                # Tried to check for new SMS
+                # Retry 3 times
+                if self.__retryAfterTimeout:
+                    if self.__retryAfterTimeoutCount > 0:
+                        self.__retryAfterTimeoutCount -= 1
+                    else:
+                        self.__restartProcedure()
+                        return False
+                else:
+                    self.__retryAfterTimeout = True
+                    self.__retryAfterTimeoutCount = 3
+
+                self.__state = 2
                 self.__writeLock = False
                 self.__sentTimeout = 0
                 return False
             else:
+                self.__logger.critical('Exception: Unhandled timeout during data reception')
                 raise 'Unhandled timeout during data reception'
 
         if self.__writeLock:
@@ -350,12 +493,12 @@ class GSMHat:
                 newChar = self.__ser.read().decode('iso-8859-1')
 
                 if newChar == '\n':
-                    if self.__readRAW == True:
+                    if self.__readRAW > 0:
                         self.__serData += newChar
                     self.__processData()
                 else:
                     if newChar == '\r':
-                        if self.__readRAW == True:
+                        if self.__readRAW > 0:
                             self.__serData += newChar
                     else:
                         self.__serData += newChar
@@ -374,8 +517,6 @@ class GSMHat:
             elif self.__state == 3:
                 if self.__waitForUnlock():
                     self.__state = 97
-                    self.__nextState = 2
-                    self.__waitTime = actTime + 5000
             elif self.__state == 20:
                 # Read SMS
                 if self.__sendToHat('AT+CMGR='+str(self.__smsToRead)):
@@ -387,7 +528,8 @@ class GSMHat:
                         pass
                     else:
                         # Es gab eine neue SMS
-                        self.__smsToBuild = None
+                        self.__logger.info('New Message from ' + self.__smsToBuild.Sender + ' was received')
+                        self.__smsToBuild = None                        
 
                     # Lösche die behandelte SMS an der Stelle
                     if self.__sendToHat('AT+CMGD='+str(self.__smsToRead)):
@@ -401,8 +543,6 @@ class GSMHat:
                         self.__smsToRead = self.__smsToRead + 1
 
                     self.__state = 97
-                    self.__nextState = 2
-                    self.__waitTime = actTime + 5000
             
             elif self.__state == 30:
                 # SMS versenden
@@ -420,8 +560,6 @@ class GSMHat:
                     self.timeoutSerial = 5
 
                     self.__state = 97
-                    self.__nextState = 2
-                    self.__waitTime = actTime + 5000
 
             elif self.__state == 40:
                 if self.__sendToHat('ATD' + self.__numberToCall + ';'):
@@ -438,8 +576,6 @@ class GSMHat:
                     self.__numberToCall = ''
                     self.__sendHangUp = True
                     self.__state = 97
-                    self.__nextState = 2
-                    self.__waitTime = actTime + 5000
             
             elif self.__state == 43:
                 if self.__sendToHat('AT+CHUP'):
@@ -449,8 +585,6 @@ class GSMHat:
                 if self.__waitForUnlock():
                     self.__sendHangUp = False
                     self.__state = 97
-                    self.__nextState = 2
-                    self.__waitTime = actTime + 5000
 
             elif self.__state == 50:
                 if self.__sendToHat('AT+CGNSPWR=1'):
@@ -461,8 +595,6 @@ class GSMHat:
                     self.__logger.debug('GPS powered on')
                     self.__startGPS = False
                     self.__state = 97
-                    self.__nextState = 2
-                    self.__waitTime = actTime + 5000
                 
             elif self.__state == 52:
                 if self.__sendToHat('AT+CGNSTST=1'):
@@ -483,8 +615,89 @@ class GSMHat:
             elif self.__state == 55:
                 if self.__waitForUnlock():
                     self.__state = 97
-                    self.__nextState = 2
-                    self.__waitTime = actTime + 5000
+            
+            elif self.__state == 60:
+                if self.__sendToHat('AT+SAPBR=2,1'):
+                    self.__state = 61
+
+            elif self.__state == 61:
+                if self.__waitForUnlock():
+                    tempState = 97
+                    if self.__GPRSready == True:
+                        pass
+                    else:
+                        if self.__GPRSuserAPN != None and self.__GPRSuserUSER != None and self.__GPRSuserPWD != None:
+                            # try to connect
+                            tempState = 62
+
+                    self.__state = tempState
+
+            elif self.__state == 62:
+                if self.__sendToHat('AT+SAPBR=3,1,"Contype","GPRS"'):
+                    self.__state = self.__state + 1
+
+            elif self.__state == 63:
+                if self.__waitForUnlock():
+                    if self.__sendToHat('AT+SAPBR=3,1,"APN","' + self.__GPRSuserAPN + '"'):
+                        self.__state = self.__state + 1
+            
+            elif self.__state == 64:
+                if self.__waitForUnlock():
+                    if self.__sendToHat('AT+SAPBR=3,1,"USER","' + self.__GPRSuserUSER + '"'):
+                        self.__state = self.__state + 1
+            
+            elif self.__state == 65:
+                if self.__waitForUnlock():
+                    if self.__sendToHat('AT+SAPBR=3,1,"PWD","' + self.__GPRSuserPWD + '"'):
+                        self.__state = self.__state + 1
+            
+            elif self.__state == 66:
+                if self.__waitForUnlock():
+                    if self.__sendToHat('AT+SAPBR=1,1'):
+                        self.__state = self.__state + 1
+            
+            elif self.__state == 67:
+                if self.__waitForUnlock():
+                    self.__state = 97
+
+            elif self.__state == 70:
+                # Call the first URL in List
+                if self.__sendToHat('AT+HTTPINIT'):
+                    self.__state = self.__state + 1
+
+            elif self.__state == 71:
+                if self.__waitForUnlock():
+                    if self.__sendToHat('AT+HTTPPARA="CID",1'):
+                        self.__state = self.__state + 1
+
+            elif self.__state == 72:
+                if self.__waitForUnlock():
+                    getUrl = self.__GPRScallUrlList[0]
+                    if self.__sendToHat('AT+HTTPPARA="URL","' + getUrl + '"'):
+                        del self.__GPRScallUrlList[0]
+                        self.__GPRSwaitForData = True
+                        self.__GPRSnewDataReceived = False
+                        self.__GPRSgotHttpResponse = False
+                        self.__state = self.__state + 1
+            
+            elif self.__state == 73:
+                if self.__waitForUnlock():
+                    if self.__sendToHat('AT+HTTPACTION=0'):
+                        self.__state = 97
+                        #self.__state = self.__state + 1
+            
+            elif self.__state == 74:
+                if self.__waitForUnlock():
+                    if self.__sendToHat('AT+HTTPREAD'):
+                        self.__state = self.__state + 1
+            
+            elif self.__state == 75:
+                # Close HTTP Request
+                if self.__waitForUnlock():
+                    if self.__sendToHat('AT+HTTPTERM'):
+                        self.__state = 97
+                        self.__GPRSwaitForData = False
+                        self.__GPRSnewDataReceived = False
 
             elif self.__state == 97:
                 # Check if new SMS to send is there        
@@ -503,6 +716,16 @@ class GSMHat:
                 elif self.__smsToRead > 0:
                     self.__state = 20
 
+                # Check if we should call some Urls
+                elif len(self.__GPRScallUrlList) > 0 and self.__GPRSready and self.__GPRSwaitForData == False:
+                    self.__state = 70
+                
+                elif self.__GPRSwaitForData and self.__GPRSgotHttpResponse:
+                    if self.__GPRSnewDataReceived:
+                        self.__state = 74
+                    else:
+                        self.__state = 75
+
                 # Check if GPS Unit should start
                 elif self.__startGPS:
                     self.__state = 50
@@ -522,10 +745,20 @@ class GSMHat:
                 elif actTime > self.__GPSwaittime:
                     self.__GPScollectData = True
                     self.__GPSwaittime = actTime + self.__GPStimeout
+                
+                elif actTime > self.__SMSwaittime:
+                    self.__state = 2
+                    self.__SMSwaittime = actTime + self.cSMSwaittime
+                
+                elif actTime > self.__GPRSwaittimeStatus:
+                    self.__state = 60
+                    self.__GPRSwaittimeStatus = actTime + self.cGPRSstatusWaittime
 
                 # Wait x Seconds
                 elif actTime > self.__waitTime:
-                    self.__state = self.__nextState
+                    if self.__nextState > 0:
+                        self.__state = self.__nextState
+                        self.__nextState = 0
             elif self.__state == 98:
                 #Check if alive
                 self.__logger.debug('Check if alive 98')
@@ -540,4 +773,4 @@ class GSMHat:
 
             # Let other Threads also do their job
             time.sleep(0.1)
-        self.__logger.info('Worker ended')
+        self.__logger.info('Worker ended')

setup.py

@@ -1,14 +1,20 @@
-from distutils.core import setup
+from setuptools import setup
+
+with open('README.md') as f:
+    long_description = f.read()
+
 setup(
   name = 'gsmHat',
   packages = ['gsmHat'],
-  version = '0.3',
+  version = '0.4.2',
   license='MIT',
   description = 'Using the Waveshare GSM/GPRS/GNSS Hat for Raspberry Pi with Python',
+  long_description = long_description,
+  long_description_content_type="text/markdown",
   author = 'Tarek Tounsi',
   author_email = 'software@tounsi.de',
   url = 'https://github.com/Civlo85/gsmHat',
-  download_url = 'https://github.com/Civlo85/gsmHat/archive/v_03.tar.gz',
+  download_url = 'https://github.com/Civlo85/gsmHat/archive/v_04.tar.gz',
   keywords = ['Waveshare', 'GSM', 'GPS', 'Raspberry', 'Pi'],
   install_requires=[
           'serial',