convenience function to check is an string is empty

[mussorgsky] / src / utils.py

diff --git a/src/utils.py b/src/utils.py
index ed01048..daffb06 100644 (file)
--- a/src/utils.py
+++ b/src/utils.py
@@ -1,8 +1,59 @@
+import gobject
+
 def escape_html (text, max_length=40):
     if (len (text) > max_length):
         cutpoint = text.find (' ', max_length-10)
         if (cutpoint == -1 or cutpoint > max_length):
             cutpoint = max_length
         text = text [0:cutpoint] + "..."
-    return text.replace ("&","&amp;").replace ("<", "&lt;").replace (">", "&gt;").replace ("\"", "&quot;")
+    return gobject.markup_escape_text (text)
+
+def is_empty (text):
+    return not text or len (text.strip ()) == 0
+
+# Set socket timeout
+import socket
+import urllib2
+
+timeout = 5
+socket.setdefaulttimeout(timeout)
+
+class UrllibWrapper ():
+
+    def save_content_into_file (self, content, filename):
+        output = open (filename, 'w')
+        output.write (content)
+        output.close ()
+        
+    def get_url (self, url):
+        request = urllib2.Request (url)
+        request.add_header ('User-Agent', 'Mussorgsky/0.1 Test')
+        opener = urllib2.build_opener ()
+        try:
+            return opener.open (request).read ()
+        except:
+            return None
+
+
+
+class Set:
+
+    def __init__ (self):
+        self.d = {}
+        self.k = None
+        
+    def insert (self, element):
+        if (not self.d.has_key (element)):
+            self.d[element] = 1
+            self.k = None
+
+    def as_list (self):
+        if (self.k):
+            return self.k
+        
+        self.k = self.d.keys ()
+        self.k.sort ()
+        return self.k
+        
+