On May 14, 2009, at 1:44 PM, RALPH THOMAS wrote:
> Do you mean this
>
> <?php
> $login_page = file_get_contents("http://localhost:$notebook_server:
> $notebook_port/simple/login?username=admin&password=$password' )
> preg_match('.*"session": "([^"]*)"', $login_page, $matches)
> $session = $matches[1]
> ?>
>
> Nothing running in Sage?
>
> Ralph
>
Yes, exactly. Sage is running on the notebook server (you have to set
that up by running sage -notebook separately). (My example had a
typo, it should be $notebook_server *instead* of localhost unless of
course it is localhost.)
- Robert
>
>
>
>
>
> > CC: sage-support@googlegroups.com
> > From: rober...@math.washington.edu
> > Subject: Re: twist.py
> > Date: Thu, 14 May 2009 12:35:04 -0700
> > To: rthomas...@msn.com
> >
> > On May 14, 2009, at 12:25 PM, RALPH THOMAS wrote:
> >
> > > What I would like to do is have page(form) come up in a browser
> > > that would let the user enter a lets say an equation then Sage
> > > would solve the equation and show the answer. Or an integral then
> > > Sage would calculate the value and display the solution.
> > >
> > > Is this doable with your script?
> >
> > Yes, that is very doable. You might want to be careful about
> > sanitizing the input if you're going to be exposing this to the web
> > though, i.e. never pass the user's strings right into the code
> > parameter.
> >
> > > PHP, javascript, etc.
> >
> > Just translate the script below into PHP. Imagine allow_url_fopen is
> > on. Then one would have
> >
> > $login_page = file_get_contents("http://localhost:$notebook_server:
> > $notebook_port/simple/login?username=admin&password=$password' )
> > preg_match('.*"session": "([^"]*)"', $login_page, $matches)
> > $session = $matches[1]
> > ...
> >
> > - Robert
> >
> > >
> > >
> > >
> > > Ralph
> > >
> > >
> > >
> > >
> > >
> > >
> > > > CC: rthomas...@msn.com
> > > > From: rober...@math.washington.edu
> > > > Subject: Re: twist.py
> > > > Date: Thu, 14 May 2009 11:15:47 -0700
> > > > To: sage-support@googlegroups.com
> > > >
> > > > On May 14, 2009, at 9:27 AM, RALPH THOMAS wrote:
> > > >
> > > > > Here is what I put into Sage
> > > > > -----------------------------------------------------------
> > > > > sage: from sage.server.misc import find_next_available_port
> > > > > sage: port = find_next_available_port(7777, verbose=False)
> > > > > sage: from sage.server.notebook.notebook_object import
> > > test_notebook
> > > > > sage: passwd = str(randint(1,1<<128))
> > > > > sage: nb = test_notebook(passwd, secure=False,
> > > address='localhost',
> > > > > port=port, verbose=True) #doctest: +ELLIPSIS
> > > > > sage: import urllib, re
> > > > > sage: def get_url(url): h = urllib.urlopen(url); data =
> h.read();
> > > > > h.close(); return data
> > > > > sage: sleep(1)
> > > > > sage: login_page = get_url('http://localhost:%s/simple/login?
> > > > > username=admin&password=%s' % (port, passwd))
> > > > > sage: print login_page # random session id
> > > > > sage: session = re.match(r'.*"session": "([^"]*)"',
> login_page,
> > > > > re.DOTALL).groups()[0]
> > > > > sage: sleep(0.5)
> > > > > sage: print get_url('http://localhost:%s/simple/compute?
> session=%
> > > > > s&code=2*2' % (port, session))
> > > > > sage: n = factorial(10)
> > > > > sage: print get_url('http://localhost:%s/simple/compute?
> session=%
> > > > > s&code=factor(%s)&timeout=0.1' % (port, session, n))
> > > > > sage: print get_url('http://localhost:%s/simple/status?
> session=%
> > > > > s&cell=2' % (port, session))
> > > > > sage: _ = get_url('http://localhost:%s/simple/interrupt?
> session=
> > > %s'
> > > > > % (port, session))
> > > > > sage: code = "h = open('a.txt', 'w'); h.write('test');
> h.close()"
> > > > > sage: print get_url('http://localhost:%s/simple/compute?
> session=%
> > > > > s&code=%s' % (port, session, urllib.quote(code)))
> > > > > sage: print get_url('http://localhost:%s/simple/file?session=%
> > > > > s&cell=3&file=a.txt' % (port, session))
> > > > > sage: _ = get_url('http://localhost:%s/simple/logout?
> session=%s' %
> > > > > (port, session))
> > > > > sage: nb.dispose()
> > > > >
> > >
> ----------------------------------------------------------------------
> > > > > ---------------------
> > > > > And all the calculations are accomplished. (2*2, factorial,
> > > text file)
> > > > > Now what do I do to get the Sage calculation into a html page?
> > > >
> > > > That depends on what you're trying to do, e.g. are you
> serving up
> > > > webpages using php? Another Python program? Something else?
> > > > Basically, you can "get" the same series of url's in any
> programming
> > > > language.
> > > >
> > > > - Robert
> > > >
> >
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