rlgall.py: add time selection to Game.getHigh().

Optional inittime and finaltime parameters set the range of time over
which to calculate high scores.

py/rlgall.py

@@ -257,7 +257,7 @@ class Game:
     else:
       printTable(newest, self.fields, of)
     return
-  def getHigh(self, n=10, offset=0):
+  def getHigh(self, n=10, offset=0, inittime=None, finaltime=None):
     "Gets the n highest scores (starting at offset) from the database, \
      returning a list of dicts."
     qfields = []
@@ -268,6 +268,17 @@ class Game:
         qfields.append(f)
     qstr = "SELECT " + ", ".join(qfields) + " FROM {0}".format(self.uname)
     qvals = []
+    if isinstance(inittime, datetime):
+      qstr += " WHERE endt >= %s"
+      qvals.append(inittime)
+      if isinstance(finaltime, datetime):
+        if finaltime < inittime:
+          return []
+        qstr += " AND endt < %s"
+        qvals.append(finaltime)
+    elif isinstance(finaltime, datetime):
+      qstr += " WHERE endt < %s"
+      qvals.append(finaltime)
     try:
       n = int(n)
     except (ValueError, TypeError):