136 lines
5.0 KiB
Python
136 lines
5.0 KiB
Python
# w.c.s. - web application for online forms
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# Copyright (C) 2005-2010 Entr'ouvert
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, see <http://www.gnu.org/licenses/>.
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import json
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import hashlib
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import base64
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from django.utils.encoding import force_text
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from django.utils.six.moves.urllib import parse as urllib
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from django.utils.six.moves.urllib import parse as urlparse
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from .qommon import N_, get_logger
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from .qommon.misc import http_get_page, json_loads, http_post_request, urlopen
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from quixote import get_publisher, get_request, get_response, redirect, get_session
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from quixote.directory import Directory
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from quixote.html import TemplateIO, htmltext
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from wcs.api_utils import get_secret_and_orig, sign_url
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def has_portfolio():
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return get_publisher().get_site_option('fargo_url') is not None
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def fargo_url(url):
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fargo_url = get_publisher().get_site_option('fargo_url')
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url = urlparse.urljoin(fargo_url, url)
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secret, orig = get_secret_and_orig(url)
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if '?' in url:
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url += '&orig=%s' % orig
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else:
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url += '?orig=%s' % orig
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return sign_url(url, secret)
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# Allow doing a signed POST in an afterjob, as fargo_url() does not work if no request is in
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# context; so we do it in the constructor.
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class fargo_post_json_async(object):
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def __init__(self, url, payload):
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self.url = fargo_url(url)
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self.payload = payload
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def __call__(self):
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headers = {'Content-Type': 'application/json'}
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response, status, response_payload, auth_header = http_post_request(
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self.url, json.dumps(self.payload), headers=headers)
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return status, json_loads(response_payload)
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def push_document(user, filename, stream):
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if not user:
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return
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charset = get_publisher().site_charset
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payload = {}
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if user.name_identifiers:
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payload['user_nameid'] = force_text(user.name_identifiers[0], 'ascii')
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elif user.email:
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payload['user_email'] = force_text(user.email, 'ascii')
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payload['origin'] = urlparse.urlparse(get_publisher().get_frontoffice_url()).netloc
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payload['file_name'] = force_text(filename, charset)
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stream.seek(0)
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payload['file_b64_content'] = force_text(base64.b64encode(stream.read()))
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async_post = fargo_post_json_async('/api/documents/push/', payload)
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def afterjob(job):
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status = 0
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status, resp = async_post()
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if status == 200:
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get_logger().info('file %r pushed to portfolio of %r',
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filename, user.display_name)
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else:
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get_logger().error('file %r failed to be pushed to portfolio of %r',
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filename, user.display_name)
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if get_response():
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get_response().add_after_job(
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N_('Sending file %(filename)s in portfolio of %(user_name)s') % {
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'filename': filename,
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'user_name': user.display_name
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}, afterjob)
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else:
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afterjob(None)
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class FargoDirectory(Directory):
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_q_exports = ['pick']
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@property
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def fargo_url(self):
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return get_publisher().get_site_option('fargo_url')
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def pick(self):
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request = get_request()
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if 'url' in request.form:
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# Download file
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# FIXME: handle error cases
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url = request.form['url']
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document = urlopen(request.form['url']).read()
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scheme, netloc, path, qs, frag = urlparse.urlsplit(url)
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path = path.split('/')
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name = urllib.unquote(path[-1])
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from .qommon.form import PicklableUpload
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download = PicklableUpload(name, content_type='application/pdf')
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download.receive([document])
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tempfile = get_session().add_tempfile(download)
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return self.set_token(tempfile.get('token'), name)
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else:
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# Display file picker
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frontoffice_url = get_publisher().get_frontoffice_url()
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self_url = frontoffice_url
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self_url += '/fargo/pick'
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return redirect('%spick/?pick=%s' % (self.fargo_url, urllib.quote(self_url)))
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def set_token(self, token, title):
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get_response().add_javascript(['jquery.js'])
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get_response().page_template_key = 'iframe'
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r = TemplateIO(html=True)
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r += htmltext('<html><body>')
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r += htmltext('<script>window.top.document.fargo_set_token(%s, %s);</script>' % (
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json.dumps(token), json.dumps(title)))
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r += htmltext('</body></html>')
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return r.getvalue()
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