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webdoc_webinterface.py
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Wed, May 22, 12:29

webdoc_webinterface.py
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## $Id$
##
## This file is part of CDS Invenio.
## Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007 CERN.
##
## CDS Invenio is free software; you can redistribute it and/or
## modify it under the terms of the GNU General Public License as
## published by the Free Software Foundation; either version 2 of the
## License, or (at your option) any later version.
##
## CDS Invenio is distributed in the hope that it will be useful, but
## WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
## General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with CDS Invenio; if not, write to the Free Software Foundation, Inc.,
## 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
"""
WebDoc web interface, handling URLs such as </help/foo?ln=el>.
"""
__revision__ = \
"$Id$"
__lastupdated__ = """$Date$"""
import cgi
from invenio.config import weburl, cdslang, cdsname, cdsnameintl
from invenio.messages import gettext_set_language
from invenio.webpage import page
from invenio.webuser import getUid
from invenio.webdoc import get_webdoc_parts
from invenio.webinterface_handler import wash_urlargd, WebInterfaceDirectory
class WebInterfaceDocumentationPages(WebInterfaceDirectory):
"""Defines the set of documentation pages, usually installed under /help."""
def __init__(self, webdocname='help-central'):
"""Constructor."""
self.webdocname = webdocname
def _lookup(self, component, path):
"""This handler parses dynamic URLs (/help/component)."""
return WebInterfaceDocumentationPages(component), path
def __call__(self, req, form):
"""Serve webdoc page in the given language."""
argd = wash_urlargd(form, {'ln': (str, cdslang)})
return display_webdoc_page(self.webdocname, ln=argd['ln'], req=req)
index = __call__
def display_webdoc_page(webdocname, ln=cdslang, req=None):
"""Display webdoc page WEBDOCNAME in language LN."""
_ = gettext_set_language(ln)
uid = getUid(req)
# wash arguments:
if not webdocname:
webdocname = 'help-central'
# get page parts in given language:
page_parts = get_webdoc_parts(webdocname, parts=['title','body',
'navtrail'],
ln=ln)
# set page title:
page_title = page_parts.get('title', '')
if not page_title:
page_title = _("Page %s Not Found") % cgi.escape(webdocname)
# set page navtrail:
page_navtrail = page_parts.get('navtrail', '')
# set page body:
page_body = page_parts.get('body' , '')
if not page_body:
page_body = '<p>' + (_("Sorry, page %s does not seem to exist.") % \
('<strong>' + cgi.escape(webdocname) + '</strong>')) + \
'</p>'
page_body += '<p>' + (_("You may want to start browsing from %s.") % \
('<a href="' + weburl + '?ln=' + ln + '">' + \
cdsnameintl.get(ln, cdsname) + '</a>')) + \
'</p>'
# FIXME:
page_description = "FIXME: description"
page_keywords = "FIXME: keywords"
page_last_updated = "FIXME: last updated"
page_navmenuid = "FIXME: navmenuid"
# display page:
return page(title=page_title,
body=page_body,
navtrail=page_navtrail,
description=page_description,
keywords=page_keywords,
uid=uid,
language=ln,
req=req,
lastupdated=page_last_updated,
navmenuid=page_navmenuid)

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