Fix for localization selection

cms/server/contest/handlers/base.py

@@ -71,8 +71,6 @@ def prepare(self):
         """
         super(BaseHandler, self).prepare()
 
-        self._ = self.locale.translate
-
         # We need this to be computed for each request because we want to be
         # able to import new contests without having to restart CWS. But only
         # in multi-contest mode.

cms/server/contest/handlers/contest.py

@@ -99,6 +99,8 @@ def prepare(self):
         super(ContestHandler, self).prepare()
         self.choose_contest()
 
+        self._ = self.locale.translate
+
         if self.is_multi_contest():
             self.contest_url = \
                 create_url_builder(self.url(self.contest.name))
@@ -294,14 +296,14 @@ def get_user_locale(self):
         self.langs = self.application.service.langs
         lang_codes = self.langs.keys()
 
-        if self.contest and len(self.contest.allowed_localizations) > 0:
+        if self.contest.allowed_localizations:
             lang_codes = filter_language_codes(
                 lang_codes, self.contest.allowed_localizations)
 
         # Select the one the user likes most.
         basic_lang = 'en'
 
-        if self.contest and len(self.contest.allowed_localizations):
+        if self.contest.allowed_localizations:
             basic_lang = lang_codes[0].replace("_", "-")
 
         http_langs = [lang_code.replace("_", "-") for lang_code in lang_codes]

cms/server/contest/static/cws_utils.js

@@ -303,7 +303,7 @@ CMS.CWSUtils.prototype.rel_to_abs = function(sRelPath) {
 };
 
 CMS.CWSUtils.prototype.switch_lang = function() {
-    var cookie_path = this.rel_to_abs(this.contest_url());
+    var cookie_path = this.rel_to_abs(this.contest_url() + "/").slice(0, -1) || "/";
     var lang = $("#lang").val();
     if (lang === "") {
         document.cookie = "language="