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# Copyright (C) 2007-2008 The University of Melbourne
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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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# 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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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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# This is an IVLE application.
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# A sample / testing application for IVLE.
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import genshi.template
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# TODO: Nicer 404 errors
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"""Handler for the Help application."""
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(appurl, subpath) = util.split_path(req.path)
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# app must be valid and have help available
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if appurl not in ivle.conf.apps.app_url:
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req.throw_error(req.HTTP_NOT_FOUND)
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app = ivle.conf.apps.app_url[appurl]
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req.throw_error(req.HTTP_NOT_FOUND)
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# subpath must be empty, for now, as there is only one help file per app
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req.throw_error(req.HTTP_NOT_FOUND)
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show_help_app(req, app)
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def show_help_menu(req):
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"""Show the help menu."""
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# Set request attributes
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req.content_type = "text/html"
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req.write_html_head_foot = True
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ctx = genshi.template.Context()
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# Write a list of links to all apps with help modules
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# Tab apps, in order of tabs
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for appurl in ivle.conf.apps.apps_in_tabs:
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app = ivle.conf.apps.app_url[appurl]
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new_app['appurl'] = os.path.join(util.make_path("help"), appurl)
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new_app['name'] = app.name
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ctx['apps'].append(new_app)
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ctx['tos'] = util.make_path("tos")
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loader = genshi.template.TemplateLoader(".", auto_reload=True)
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tmpl = loader.load(util.make_local_path("apps/help/template.html"))
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req.write(tmpl.generate(ctx).render('html')) #'xhtml', doctype='xhtml'))
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def show_help_app(req, app):
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"""Show help for an application."""
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helpfile = os.path.join(util.make_local_path("apps"), app.dir, "help.html")
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# Set request attributes
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req.content_type = "text/html"
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req.write_html_head_foot = True
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req.styles = ["media/help/help.css"]
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req.write('<div id="ivle_padding">\n')
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req.write("<h1>Help - %s</h1>\n" % app.name)
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# Print out the contents of the HTML help file
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req.sendfile(helpfile)