Added tags cloud.

1 files changed, 9 insertions, 1 deletions

diff --git a/utils.py b/utils.py
index ffdbc082..5a262412 100755
--- a/utils.py
+++ b/utils.py
@@ -85,7 +85,7 @@ def top_words(dic_articles, n=10):
             articles_content += remove_html_tags(article[4].encode('utf-8'))
     words_gen = (word.strip(punctuation).lower() \
                         for word in articles_content.split() \
-                                if len(word) >= 5)
+                                if len(word) >= 6)
     words = defaultdict(int)
     for word in words_gen:
         words[word] += 1
@@ -93,6 +93,14 @@ def top_words(dic_articles, n=10):
                 key=lambda(word, count): (-count, word))[:n]
     return top_words
 
+def tag_cloud(tags):
+    """
+    Generates a tags cloud.
+    """
+    tags.sort(lambda x,y: cmp(x[0], y[0]))
+    return ' '.join([('<font size="%d"><a href="/q/?querystring=%s">%s</a></font>' % \
+                    (min(1+p*7/max([tag[1] for tag in tags]), 7), x, x)) for (x, p) in tags])
+
 def create_histogram(words, file_name="./var/histogram.png"):
     """
     Create a histogram.