+def reg_texcommand():
+ def texcommand(context, text):
+ """Remove non-letters"""
+ if isinstance(text, list):
+ text = ''.join(text)
+ return re.sub(r'[^a-zA-Z]', '', text).strip()
+ _register_function(texcommand)
+
+
+def reg_urlquote():
+ def urlquote(content, text):
+ """ Quotes URLs """
+ if isinstance(text, list):
+ text = ''.join(text)
+ return quote(text.encode('utf-8'), safe="/:")
+ _register_function(urlquote)
+
+def reg_breakurl():
+ def breakurl(content, text):
+ """ Allows breaks in urls """
+ if isinstance(text, list):
+ text = ''.join(text)
+ chunks = text.split("/")
+ e = etree.Element("span")
+ e.text = chunks[0]
+ ret = etree.Element("span")
+ ret.append(e)
+ for chunk in chunks[1:]:
+ ret.append(etree.Element("span", text="/"))
+ ret[-1].text = "/"
+ ret.append(etree.Element("cmd", {"name": "linebreak"}))
+ ret[-1].append(etree.Element("opt"))
+ ret[-1][-1].text = "1"
+ ret[-1].tail = chunk
+ return ret
+ #return re.sub(r'(/)([^/])', r'\1\\-\2', text)
+ _register_function(breakurl)
+