Basic search works for now

search.py

@@ -50,6 +50,7 @@ class Search:
         filename = blog.src_path + '/_search.db'
 
         if not os.path.exists(filename):
+            print 'No search index !'
             return None
 
         f = open(filename, 'rb')
@@ -169,16 +170,16 @@ class Search:
     def search(self, blog, string):
         hashtable = self._loadDatabase(blog)
         
-        string = self._prepare_string(string)
+        string = self._prepare_string(string.encode('utf-8'))
 
         wordlist = re.findall(self.wordreg, string)
 
         res = {}
         for word in wordlist:
-            if len(word) < 4:
+            if len(word) < Search.MINIMUM_LETTERS:
                 continue
             word = word.lower()
-            while not word in hashtable and len(word) > 3:
+            while not word in hashtable and len(word) > Search.MINIMUM_LETTERS:
                 word = word[:-1]
             if word not in hashtable:
                 continue
@@ -186,7 +187,11 @@ class Search:
                 if not post in res:
                     res[post] = 0
                 res[post] = res[post] + 1
-
         sorted_res = sorted(res.iteritems(), key=operator.itemgetter(1))
 
-        return sorted_res.reverse()
+        sorted_res.reverse()
+
+        res = []
+        for i in range(len(sorted_res)):
+            res .append(sorted_res[i][0])
+        return res