def clean_html(html):
"""Clean an HTML snippet into a readable string"""
+
+ if html is None: # Convenience for sanitizing descriptions etc.
+ return html
+
# Newline vs <br />
html = html.replace('\n', ' ')
html = re.sub(r'\s*<\s*br\s*/?\s*>\s*', '\n', html)
def args_to_str(args):
# Get a short string representation for a subprocess command
return ' '.join(shlex_quote(a) for a in args)
+
+
+def urlhandle_detect_ext(url_handle):
+ try:
+ url_handle.headers
+ getheader = lambda h: url_handle.headers[h]
+ except AttributeError: # Python < 3
+ getheader = url_handle.info().getheader
+
+ return getheader('Content-Type').split("/")[1]
+
+
+def age_restricted(content_limit, age_limit):
+ """ Returns True iff the content should be blocked """
+
+ if age_limit is None: # No limit set
+ return False
+ if content_limit is None:
+ return False # Content available for everyone
+ return age_limit < content_limit