Prototyping 7 May 2013

Alternative Browsers

• Screen Readers
  • http://www.youtube.com/watch?v=NCs48NjhHRg
  • http://www.youtube.com/watch?v=6kDPHnKlpd4 | older demo showing general PC interface for blind
  • http://www.youtube.com/watch?v=-zSTJwIULYU | demo showing JAWS

• links
  • http://links.twibright.com/user_en.html

• webstalker
  • http://bak.spc.org/iod/
  • A means of Mutation

• CGI / html5lib...

• Python on OSX:

 install OSX command line tools - > https://github.com/kennethreitz/osx-gcc-installer/
 install homebrew - > http://mxcl.github.io/homebrew/

CGI Hello Browser

import cgi, urllib2, html5lib, urlparse
import cgitb; cgitb.enable()
 
print "Content-type: text/html;charset=utf-8"
print
 
q = cgi.FieldStorage()
url = q.getvalue("url","http://pzwart3.wdka.hro.nl/wiki")
f = urllib2.urlopen(url)
ct = f.info().get("content-type")
if ct.startswith("text/html"):
    t = html5lib.parse(f,treebuilder="etree",namespaceHTMLElements=False)
    for a in t.iter("a"):
        href = a.get("href")
        href = urlparse.urljoin(url, href)
        print '<a href="?url={0}">{0}</a><br>'.format(href)

Ideas for browsers

• ... to be filled in / linked to ...