ADDED   contrib/cachereset.py
Index: contrib/cachereset.py
==================================================================
--- contrib/cachereset.py
+++ contrib/cachereset.py
@@ -0,0 +1,77 @@
+# encoding: UTF-8
+# api: streamtuner2
+# title: Cache Reset
+# description: Allows to empty cached stations and favicons
+# version: 0.2
+# type: feature
+# category: config
+# priority: optional
+# hooks: config_load
+#
+# Inserts a [Cache Reset] button into the Options tab. Allows
+# to either clear channel caches and/or stored favicons.
+
+
+from config import *
+from channels import *
+import ahttp
+from uikit import *
+import action
+import re
+import os
+
+
+# provides another export window, and custom file generation - does not use action.save()
+class cachereset():
+
+    meta = plugin_meta()
+    module = __name__
+
+    # Register in configwin
+    def __init__(self, parent):
+        # hook
+        if not parent:
+            return
+        parent.hooks["config_load"].append(self.dialog_update)
+        
+        # add vbox
+        hbox = gtk.HBox(False)
+        btn = gtk.Button("Cache reset")
+        btn.connect("clicked", self.execute)
+        self.t1 = gtk.CheckButton("Channels __KB")
+        self.t2 = gtk.CheckButton("Icons __KB")
+        self.t3 = gtk.CheckButton("Temp __KB")
+        hbox.pack_start(btn, True, True, 5)
+        hbox.pack_start(self.t1, False, False, 10)
+        hbox.pack_start(self.t2, False, False, 10)
+        hbox.pack_start(self.t3, False, False, 10)
+        parent.vbox1options.pack_start(hbox)
+        self.l1 = self.t1.get_children()[0]
+        self.l2 = self.t2.get_children()[0]
+        self.l3 = self.t3.get_children()[0]
+        
+
+    # Update size labels
+    def dialog_update(self, *w):
+        s1 = self.foldersize(conf.dir + "/cache") / 1024
+        s2 = self.foldersize(conf.dir + "/icons") / 1024
+        s3 = self.foldersize(conf.tmp) / 1024
+        self.l1.set_text("Channels (%s KB)" % s1)
+        self.l2.set_text("Icons (%s KB)" % s2)
+        self.l3.set_text("Temp (%s KB)" % s3)
+
+    # Calculate folder size (flat dir)
+    def foldersize(self, p):
+        return sum([os.path.getsize(p+"/"+fn) for fn in os.listdir(p)])
+
+    # Actually delete stuff
+    def execute(self, *w):
+        for dir, btn in [(conf.dir+"/cache/", self.t1), (conf.dir+"/icons/", self.t2), (conf.tmp+"/", self.t3)]:
+            # check if checked
+            if not btn.get_state():
+                continue
+            # list dir + delete files
+            for fn in os.listdir(dir):
+                os.unlink(dir + fn)
+            open(dir + ".nobackup", "a").close()
+            self.dialog_update()