More aggressive purging of cached images

Purge when 1 hr old, not 1 day.

purgeConfigGraphics.sh

@@ -2,4 +2,4 @@
 DIR=`dirname "$0"`
 
 # purge all .jpg files over 1 day old
-find "$DIR/www/configs" -name "*.jpg" \! \( -newerct '1 day ago' \) -delete
+find "$DIR/www/configs" -name "*.jpg" \! \( -newerct '1 hour ago' \) -delete

purgePrivateConfigs.py

@@ -25,11 +25,11 @@ def hasReplay(self, bindPath):
         replayPath = self.replayPath(bindPath)
         return replayPath.exists()
 
-    def isOverOneDayOld(self, bindPath):
+    def isOverOneHourOld(self, bindPath):
         stat = bindPath.stat()
         fileTouchedTime = stat.st_ctime
         now = time.time()
-        cutoff = now - 86400 # bad practice but good enough for this
+        cutoff = now - 3600
         return fileTouchedTime < cutoff
 
     def thoseWithoutReplay(self, bindingsPaths):
@@ -49,7 +49,7 @@ def purge(self):
             sys.exit('%s not found' % self.configsDir)
         allBindings = self.allBindings()
         privateBindings = self.thoseWithoutReplay(allBindings)
-        oldPrivateBindings = [path for path in privateBindings if self.isOverOneDayOld(path)]
+        oldPrivateBindings = [path for path in privateBindings if self.isOverOneHourOld(path)]
         deepListToPurge = [self.allFilesStartingWithStem(path) for path in oldPrivateBindings]
         filesToPurge = [x for sublist in deepListToPurge for x in sublist] 
         for path in filesToPurge: