Merge pull request #56 from BenHargreaves/featureGenerateEmptyJson

utils.py generates required Json files when called

utils.py

@@ -6,6 +6,7 @@
 import json
 import re
 import datetime
+import os.path
 from sortedcontainers import SortedDict
 from datetime import datetime
 from settings import BOT_TOKEN
@@ -16,6 +17,29 @@
 
 uptime = datetime.now()
 
+# check for presence of required json files
+generateEmptyJson()
+
+def generateEmptyJson():
+	jsonFiles = [
+		"previousblogposts",
+		"previouscyborgmatt",
+		"previousjasons",
+		"previousmagesunite",
+		"previoussirbelvedere",
+		"previouswykrhm",
+		"userlist",
+		"grouplist"
+	]
+
+	for file in jsonFiles:
+		filename = file + ".json"
+		# prevent overwriting of file if it already exists
+		if not os.path.isfile(filename):
+			f = open(filename, "w+")
+			f.writelines("{\n\n}")
+			f.close()
+
 def getCID(message):
 	return message.chat.id
 
@@ -43,6 +67,8 @@ def addUser(userID, userName, filename):
 		json.dump(data, f)
 
 def loadjson(filename):
+	# make sure Json files are properly created before loading.
+	generateEmptyJson()
 	with open(filename + '.json') as f:
 		data = json.load(f)
 		if filename == "suggestion" or filename == 'todo':