various png-related problems fixed (#311)

lib/location.py

@@ -225,17 +225,10 @@ def location_processing(location, ip_addr):
     query_source_location = get_location(ip_addr)
 
     country = None
-    if location is None or location == 'MyLocation':
-        location, country = query_source_location
+    if not location or location == 'MyLocation':
+        location = ip_addr
 
-        # Let us try to use geolocation services for locations
-        # that were derived from IPs.
-        if location:
-            location = '~' + location
-            if country:
-                location += ", %s" % country
-            hide_full_address = not force_show_full_address
-    elif is_ip(location):
+    if is_ip(location):
         location, country = get_location(location)
 
         # here too

lib/wttr_srv.py

@@ -196,6 +196,7 @@ def wttr(location, request):
 
     orig_location = location
 
+    if not png_filename:
         location, override_location_name, full_address, country, query_source_location = \
                 location_processing(location, ip_addr)
 
@@ -219,7 +220,7 @@ def wttr(location, request):
 
         if png_filename:
             options = {
-                'lang': None,
+                'lang': lang,
                 'location': location}
             options.update(query)
 

lib/wttrin_png.py

@@ -288,13 +288,10 @@ def make_wttr_in_png(png_name, options=None):
     """
 
     parsed = parse_wttrin_png_name(png_name)
-    print("------")
-    print(parsed)
-    print("------")
 
     # if location is MyLocation it should be overriden 
     # with autodetected location (from options)
-    if parsed.get('location', 'MyLocation') == 'MyLocation':
+    if parsed.get('location', 'MyLocation') == 'MyLocation' or not parsed.get('location', ''):
         del parsed['location']
 
     if options is not None: