Added support of previous date in getLastContributors

contributor_helper.py

@@ -229,9 +229,11 @@ class Contributor_helper:
     def getLastContributorsFromRedis(self):
         date = datetime.datetime.now()
         keyname = "CONTRIB_LAST"
+        prev_days = 7
         topNum = self.MAX_NUMBER_OF_LAST_CONTRIBUTOR # default Num
-        last_contrib_org = self.getZrange(keyname, date, topNum)
         data = []
+        for curDate in util.getXPrevDaysSpan(date, prev_days):
+            last_contrib_org = self.getZrange(keyname, curDate, topNum)
             for org, sec in last_contrib_org:
                 dic = {}
                 dic['rank'] = self.getOrgRankFromRedis(org, date)
@@ -244,6 +246,7 @@ class Contributor_helper:
                 data.append(dic)
         return data
 
+
     def getContributorFromRedis(self, org):
         date = datetime.datetime.now()
         epoch = self.serv_redis_db.zscore("CONTRIB_LAST", org)

util.py

@@ -14,5 +14,15 @@ def getMonthSpan(date):
         to_return.append(ds + datetime.timedelta(days=i))
     return to_return
 
+def getXPrevDaysSpan(date, days):
+    de = date
+    ds = de - datetime.timedelta(days=days)
+
+    delta = de - ds
+    to_return = []
+    for i in range(delta.days+1):
+        to_return.append(de - datetime.timedelta(days=i))
+    return to_return
+
 def getDateStrFormat(date):
     return str(date.year)+str(date.month).zfill(2)+str(date.day).zfill(2)