39
40
# Note the inline JavaScript, which provides the client with constants
40
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# derived from the server configuration.
41
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if req.title != None:
42
titlepart = ' - ' + req.title
43
titlepart = req.title + ' - '
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req.write("""<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
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"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
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<html xmlns="http://www.w3.org/1999/xhtml">
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<meta http-equiv="Content-Type" content="%s; charset=utf-8" />
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<script type="text/javascript">
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""" % (cgi.escape(titlepart), cgi.escape(req.content_type)))
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# Write inline JavaScript which gives the client code access to certain
54
# server-side variables.
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username = repr(req.user.login)
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req.write(""" <script type="text/javascript">
54
<link rel="stylesheet" type="text/css" href="%s" />
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""" % (titlepart, req.content_type,
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repr(conf.root_dir)[1:-1],
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util.make_path('media/common/ivle.css')))
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""" % (repr(conf.root_dir), username))
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iconurl = get_icon_url(req.app)
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req.write(""" <link rel="shortcut icon" href="%s" />
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""" % cgi.escape(iconurl))
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req.write(""" <link rel="stylesheet" type="text/css" href="%s" />
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""" % cgi.escape(util.make_path('media/common/ivle.css')))
59
71
# Write any app-specific style and script links
60
72
for style in req.styles:
61
73
req.write(' <link rel="stylesheet" type="text/css" href="%s" />\n'
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% util.make_path(style))
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% cgi.escape(util.make_path(style)))
63
75
for script in req.scripts:
64
req.write(' <script type="text/javascript" src="%s" />\n'
65
% util.make_path(script))
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req.write(' <script type="text/javascript" src="%s"></script>\n'
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% cgi.escape(util.make_path(script)))
67
79
req.write("</head>\n\n")
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81
# Open the body element and write a bunch of stuff there (the header)
70
82
req.write("""<body>
83
<div id="ivleheader"></div>
84
<div id="ivleheader_text">
73
86
<h2>Informatics Virtual Learning Environment</h2>
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req.write(' <p class="userhello">Welcome, <span '
78
'class="username">%s</span> |\n'
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# Get the user's nickname from the request session
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nickname = req.user.nick
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req.write(' <p class="userhello">%s (<span '
93
'class="username">%s</span>) |\n'
79
94
' <a href="%s">Help</a> |\n'
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95
' <a href="%s">Logout</a>\n'
82
(req.username, get_help_url(req), util.make_path('logout')))
97
(cgi.escape(nickname), cgi.escape(req.user.login),
98
cgi.escape(get_help_url(req)),
99
cgi.escape(util.make_path('logout'))))
84
101
req.write(' <p class="userhello">Not logged in.</p>')
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# ivleheader_tabs is a separate div, so it can be positioned absolutely
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req.write('</div>\n<div id="ivleheader_tabs">\n')
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106
# If the "debuginfo" app is installed, display a warning to the admin to
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107
# make sure it is removed in production.
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108
if "debuginfo" in conf.apps.app_url:
90
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"app from conf.apps.app_url when placed into production."
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# If req has a "no_agreement" attribute, then it is because the user has
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# not signed the agreement; therefore we are displaying the TOS page.
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# Do not show apps (see dispatch.login).
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if req.user and not req.user.state == 'no_agreement':
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# Only print app tabs if logged in
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print_apps_list(req, req.app)
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119
req.write('</div>\n<div id="ivlebody">\n')
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128
def get_help_url(req):
106
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"""Gets the help URL most relevant to this page, to place as the
107
130
"help" link at the top of the page."""
108
if req.app == 'help':
131
reqapp = req.app if hasattr(req, 'app') else None
109
133
# We're already in help. Link to the exact current page
110
134
# instead of the generic help page.
112
if conf.apps.app_url[req.app].hashelp:
113
help_path = os.path.join('help', req.app)
136
if reqapp is not None and conf.apps.app_url[reqapp].hashelp:
137
help_path = os.path.join('help', reqapp)
115
139
help_path = 'help'
116
140
return util.make_path(help_path)
142
def get_icon_url(appurl, small=False):
143
"""Given an app's url name, gets the URL of the icon image for this app,
144
relative to the site root. Returns None if the app has no icon."""
145
if appurl is None: return None
146
app = conf.apps.app_url[appurl]
148
icon_dir = conf.apps.app_icon_dir_small
150
icon_dir = conf.apps.app_icon_dir
151
if app.icon is None: return None
152
return util.make_path(os.path.join(icon_dir, app.icon))
118
154
def print_apps_list(file, thisapp):
119
155
"""Prints all app tabs, as a UL. Prints a list item for each app that has
133
169
file.write(' <li%s>' % li_attr)
135
file.write('<img src="%s" alt="" /> ' %
136
util.make_path(os.path.join(conf.apps.app_icon_dir,
171
file.write('<img src="%s" alt="" /> '
172
% cgi.escape(get_icon_url(urlname)))
138
173
file.write('<a href="%s">%s</a></li>\n'
139
% (util.make_path(urlname), app.name))
174
% (cgi.escape(util.make_path(urlname)), cgi.escape(app.name)))
141
176
file.write(' </ul>\n')