← Back to branch summary

~azzar1/unity/add-show-desktop-key

« back to all changes in this revision

Viewing changes to ivle/webapp/base/xhtml.py

  • Committer: William Grant
  • Date: 2010-02-11 11:33:33 UTC
  • Revision ID: grantw@unimelb.edu.au-20100211113333-0j040ct188bfpjl5
Add subject creation/editing UI. Not linked just yet.

Show diffs side-by-side

added added

removed removed

Lines of Context:
ivle/webapp/base/xhtml.py
28
28
from ivle.webapp.base.views import BaseView
29
29
from ivle.webapp.base.plugins import ViewPlugin, OverlayPlugin
30
30
from ivle.webapp.errors import HTTPError, Unauthorized
31
 
import ivle.conf
32
 
import ivle.util
 
31
from ivle.webapp.publisher import NoPath
 
32
from ivle.webapp.breadcrumbs import Breadcrumber
33
33
 
34
34
class XHTMLView(BaseView):
35
35
    """
39
39
    """
40
40
 
41
41
    template = 'template.html'
42
 
    plugin_scripts = {}
43
 
    plugin_styles = {}
44
42
    allow_overlays = True
45
 
    overlay_blacklist = []
46
 
 
47
 
    def __init__(self, req, **kwargs):
48
 
        for key in kwargs:
49
 
            setattr(self, key, kwargs[key])
 
43
    breadcrumb_text = None
 
44
 
 
45
    def __init__(self, *args, **kwargs):
 
46
        super(XHTMLView, self).__init__(*args, **kwargs)
 
47
 
 
48
        self.overlay_blacklist = []
 
49
 
 
50
        self.plugin_scripts = {}
 
51
        self.plugin_styles = {}
 
52
        self.scripts_init = []
 
53
 
 
54
        self.extra_breadcrumbs = []
 
55
        self.overlay_blacklist = []
 
56
 
 
57
    def get_context_ancestry(self, req):
 
58
        return req.publisher.get_ancestors(self.context)
50
59
 
51
60
    def filter(self, stream, ctx):
52
61
        return stream
66
75
        tmpl = loader.load(app_template)
67
76
        app = self.filter(tmpl.generate(viewctx), viewctx)
68
77
 
 
78
        view_scripts = []
69
79
        for plugin in self.plugin_scripts:
70
80
            for path in self.plugin_scripts[plugin]:
71
 
                req.scripts.append(media_url(req, plugin, path))
 
81
                view_scripts.append(media_url(req, plugin, path))
72
82
 
 
83
        view_styles = []
73
84
        for plugin in self.plugin_styles:
74
85
            for path in self.plugin_styles[plugin]:
75
 
                req.styles.append(media_url(req, plugin, path))
 
86
                view_styles.append(media_url(req, plugin, path))
76
87
 
77
88
        # Global template
78
89
        ctx = genshi.template.Context()
79
 
        # XXX: Leave this here!! (Before req.styles is read)
80
 
        ctx['overlays'] = self.render_overlays(req) if req.user else []
 
90
 
 
91
        overlay_bits = self.render_overlays(req) if req.user else [[]]*4
 
92
        ctx['overlays'] = overlay_bits[0]
81
93
 
82
94
        ctx['styles'] = [media_url(req, CorePlugin, 'ivle.css')]
83
 
        ctx['styles'] += req.styles
 
95
        ctx['styles'] += view_styles
 
96
        ctx['styles'] += overlay_bits[1]
84
97
 
85
98
        ctx['scripts'] = [media_url(req, CorePlugin, path) for path in
86
99
                           ('util.js', 'json2.js', 'md5.js')]
87
100
        ctx['scripts'].append(media_url(req, '+external/jquery', 'jquery.js'))
88
 
        ctx['scripts'] += req.scripts
 
101
        ctx['scripts'] += view_scripts
 
102
        ctx['scripts'] += overlay_bits[2]
89
103
 
90
 
        ctx['scripts_init'] = req.scripts_init
 
104
        ctx['scripts_init'] = self.scripts_init + overlay_bits[3]
91
105
        ctx['app_template'] = app
92
106
        ctx['title_img'] = media_url(req, CorePlugin,
93
 
                                     "images/chrome/title.png")
 
107
                                     "images/chrome/root-breadcrumb.png")
 
108
        try:
 
109
            ancestry = self.get_context_ancestry(req)
 
110
        except NoPath:
 
111
            ancestry = []
 
112
 
 
113
        crumber = Breadcrumber(req)
 
114
 
 
115
        ctx['breadcrumbs'] = []
 
116
        for ancestor in ancestry:
 
117
            crumb = crumber.crumb(ancestor)
 
118
            if crumb is None:
 
119
                continue
 
120
 
 
121
            if hasattr(crumb, 'extra_breadcrumbs_before'):
 
122
                ctx['breadcrumbs'].extend(crumb.extra_breadcrumbs_before)
 
123
            ctx['breadcrumbs'].append(crumb)
 
124
            if hasattr(crumb, 'extra_breadcrumbs_after'):
 
125
                ctx['breadcrumbs'].extend(crumb.extra_breadcrumbs_after)
 
126
 
 
127
        # If the view has specified text for a breadcrumb, add one.
 
128
        if self.breadcrumb_text:
 
129
            ctx['breadcrumbs'].append(ViewBreadcrumb(req, self))
 
130
 
 
131
        # Allow the view to add its own fake breadcrumbs.
 
132
        ctx['breadcrumbs'].extend(self.extra_breadcrumbs)
 
133
 
94
134
        self.populate_headings(req, ctx)
95
135
        tmpl = loader.load(os.path.join(os.path.dirname(__file__), 
96
136
                                                        'ivle-headings.html'))
101
141
 
102
142
    def populate_headings(self, req, ctx):
103
143
        ctx['favicon'] = None
104
 
        ctx['root_dir'] = ivle.conf.root_dir
105
 
        ctx['public_host'] = ivle.conf.public_host
 
144
        ctx['root_dir'] = req.config['urls']['root']
 
145
        ctx['public_host'] = req.config['urls']['public_host']
 
146
        ctx['svn_base'] = req.config['urls']['svn_addr']
106
147
        ctx['write_javascript_settings'] = req.write_javascript_settings
107
148
        if req.user:
108
149
            ctx['login'] = req.user.login
121
162
                continue
122
163
 
123
164
            for tab in plugin.tabs:
124
 
                # tab is a tuple: name, title, desc, icon, path
 
165
                # tab is a tuple: name, title, desc, icon, path, weight, admin
 
166
                # (Admin is optional, defaults to false)
125
167
                new_app = {}
126
168
                new_app['this_app'] = hasattr(self, 'tab') \
127
169
                                      and tab[0] == self.tab
135
177
                        ctx['favicon'] = icon_url
136
178
                else:
137
179
                    new_app['has_icon'] = False
138
 
                new_app['path'] = ivle.util.make_path(tab[4])
 
180
                # The following check is here, so it is AFTER setting the
 
181
                # icon, but BEFORE actually installing the tab in the menu
 
182
                if len(tab) > 6 and tab[6]:
 
183
                    # Admin-only tab
 
184
                    if not (req.user and req.user.admin):
 
185
                        break
 
186
                new_app['path'] = req.make_path(tab[4])
139
187
                new_app['desc'] = tab[2]
140
188
                new_app['name'] = tab[1]
141
189
                new_app['weight'] = tab[5]
150
198
        scripts_init.
151
199
        """
152
200
        overlays = []
 
201
        styles = []
 
202
        scripts = []
 
203
        scripts_init = []
153
204
        if not self.allow_overlays:
154
 
            return overlays
 
205
            return (overlays, styles, scripts, scripts_init)
155
206
 
156
207
        for plugin in req.config.plugin_index[OverlayPlugin]:
157
208
            for overclass in plugin.overlays:
161
212
                #TODO: Re-factor this to look nicer
162
213
                for mplugin in overlay.plugin_scripts:
163
214
                    for path in overlay.plugin_scripts[mplugin]:
164
 
                        req.scripts.append(media_url(req, mplugin, path))
 
215
                        scripts.append(media_url(req, mplugin, path))
165
216
 
166
217
                for mplugin in overlay.plugin_styles:
167
218
                    for path in overlay.plugin_styles[mplugin]:
168
 
                        req.styles.append(media_url(req, mplugin, path))
 
219
                        styles.append(media_url(req, mplugin, path))
169
220
 
170
 
                req.scripts_init += overlay.plugin_scripts_init
 
221
                scripts_init += overlay.plugin_scripts_init
171
222
 
172
223
                overlays.append(overlay.render(req))
173
 
        return overlays
 
224
        return (overlays, styles, scripts, scripts_init)
174
225
 
175
226
    @classmethod
176
227
    def get_error_view(cls, e):
183
234
class XHTMLErrorView(XHTMLView):
184
235
    template = 'xhtmlerror.html'
185
236
 
186
 
    def __init__(self, req, exception):
187
 
        self.context = exception
 
237
    def __init__(self, req, context, lastobj):
 
238
        super(XHTMLErrorView, self).__init__(req, context)
 
239
        self.lastobj = lastobj
 
240
 
 
241
    def get_context_ancestry(self, req):
 
242
        return req.publisher.get_ancestors(self.lastobj)
188
243
 
189
244
    def populate(self, req, ctx):
 
245
        ctx['req'] = req
190
246
        ctx['exception'] = self.context
191
247
 
192
248
class XHTMLUnauthorizedView(XHTMLErrorView):
193
249
    template = 'xhtmlunauthorized.html'
194
250
 
195
 
    def __init__(self, req, exception):
196
 
        super(XHTMLUnauthorizedView, self).__init__(req, exception)
 
251
    def __init__(self, req, exception, lastobj):
 
252
        super(XHTMLUnauthorizedView, self).__init__(req, exception, lastobj)
197
253
 
198
 
        if req.user is None:
 
254
        if not req.publicmode and req.user is None:
199
255
            # Not logged in. Redirect to login page.
200
256
            if req.uri == '/':
201
257
                query_string = ''
204
260
            req.throw_redirect('/+login' + query_string)
205
261
 
206
262
        req.status = 403
 
263
 
 
264
class ViewBreadcrumb(object):
 
265
    def __init__(self, req, context):
 
266
        self.req = req
 
267
        self.context = context
 
268
 
 
269
    @property
 
270
    def text(self):
 
271
        return self.context.breadcrumb_text