added deamonize, interval...

hack_count

@@ -3,6 +3,13 @@ import urllib
 import json
 import pynotify
 import argparse
+import os
+import time
+
+
+CACHE_FOLDER="~/.cache/hack_count/"
+CACHE_FILE="hack_count.json"
+CACHE_PATH=os.path.join(str(CACHE_FOLDER),str(CACHE_FILE))
 
 if __name__ == '__main__':
 
@@ -10,23 +17,54 @@ if __name__ == '__main__':
 
     parser.add_argument("-n","--notify",action="store_true",help="Create a notification using\
             libnotify",default=False)
-    parser.add_argument("-p","--printing",action="store_true",help="Create a notification using\
-            libnotify",default=True)
+    parser.add_argument("-p","--printing",action="store_true",help="Enable or disable\
+            printing",default=True)
+    parser.add_argument("-d","--daemonize",action="store_true",help="Daemonize the\
+            script",default=False)
+    parser.add_argument("-i","--interval",type=int,help="Interval for\
+            update",default=30)
 
     args= parser.parse_args()
-    ##fetch usercount
-    var=urllib.urlopen("http://hack-hro.de/api/users")
-    device_count=json.loads(var.read().decode())['deviceCount']
-
-    if args.notify:
-        if not pynotify.init("HackHro"):
-            sys.exit(1)
-        #create notification
-        n = pynotify.Notification("DeviceCount", str(device_count)+" Devices")
-        if not n.show():
-            print ("Failed to send notification")
-            sys.exit(1)
-    if args.printing:
-        print "HackHro Users: ",device_count
+    while_val=False
+    if args.daemonize == True:
+        while_val=True
+    
+    while while_val == True :
+        ##fetch usercount
+        var=urllib.urlopen("http://hack-hro.de/api/users")
+        device_count=json.loads(var.read().decode())['deviceCount']
+
+        ####fetch cached vals
+        if os.path.exists(CACHE_PATH):
+            cached_data_dict=json.loads(open(CACHE_PATH).read())
+            #print cached_data_dict['device_count']
+
+        ### if diffrent save and create notification
+        if not cached_data_dict['device_count'] == device_count :
+            #####prepare save value
+            cachedict= {
+                        "device_count" : device_count,
+                        }
+            
+            #####create cache folder if not exsits####
+            if not os.path.exists(CACHE_FOLDER):  
+                os.makedirs(CACHE_FOLDER)
+
+            ### save to cachefile ####
+            with open(os.path.join(str(CACHE_FOLDER),str(CACHE_FILE)),"w" ) as iofile:
+                json.dump(cachedict,iofile)
+            iofile.close()
 
+            if args.notify:
+                if not pynotify.init("HackHro"):
+                    sys.exit(1)
+                #create notification
+                n = pynotify.Notification("DeviceCount", str(device_count)+" Devices")
+                if not n.show():
+                    print ("Failed to send notification")
+                    sys.exit(1)
 
+        ##print count
+        if args.printing==True:
+            print "HackHro Users: ",device_count
+        time.sleep(args.interval)