#48 : rollback, this is not trivial.

admin/models.py

@@ -112,56 +112,3 @@ class Alias(models.Model):
             ("view_aliases", "View aliases"),
             )
 
-class Extension(models.Model):
-    name = models.CharField(max_length=150)
-    enabled = models.BooleanField(_('enabled'),
-                                  help_text=_("Check to enable this extension"))
-    has_templates = models.BooleanField()
-
-    def on(self):
-        from django.core.management import sql, color
-        from django.db import connection, models
-
-        style = color.no_style()
-        cursor = connection.cursor()
-        module = __import__("mailng.extensions.%s" % self.name, 
-                            globals(), locals(), ['main', 'models'])
-        try:
-            extmodels = module.models
-        except AttributeError:
-            extmodels = None
-        if extmodels is not None:
-            mods = []
-            for k, v in extmodels.__dict__.iteritems():
-                try:
-                    if not issubclass(v, models.Model):
-                        continue
-                    statements, pending = \
-                        connection.creation.sql_create_model(v, style)
-                    try:
-                        for sql in statements:
-                            cursor.execute(sql)
-                    except Exception, msg:
-                        pass
-                except TypeError:
-                    pass
-        if self.has_templates:
-            code, output = exec_cmd("ln -s ../extensions/%s/templates templates/%s" \
-                                        % (self.name, self.name))
-        if os.path.exists("extensions/%s/scripts" % self.name):
-            code, output = exec_cmd("ln -s ../extensions/%s/scripts scripts/%s" \
-                                        % (self.name, self.name))
-        module.main.init()
-        self.enabled = True
-        self.save()
-    
-    def off(self):
-        if self.has_templates:
-            code, output = exec_cmd("rm -f templates/%s" % self.name)
-            print output
-        self.enabled = False
-        self.save()
-        module = __import__("mailng.extensions.%s" % self.name, 
-                            globals(), locals(), ['main', 'models'])
-        module.main.destroy()
-        

admin/templatetags/admin_extras.py

@@ -62,9 +62,6 @@ def settings_menu(selection, user):
          "url" : reverse(admin.views.viewparameters),
          "img" : "/static/pics/domains.png",
          "label" : _("Parameters")},
-        {"name" : "extensions",
-         "url" : reverse(admin.views.viewextensions),
-         "label" : _("Extensions")},
         ]
     return render_to_string('common/menu.html', 
                             {"selection" : selection, "entries" : entries,

admin/urls.py

@@ -19,8 +19,6 @@ urlpatterns = patterns('mailng.admin.views',
                        (r'^settings/$', 'settings'),
                        (r'^settings/addperm/$', 'addpermission'),
                        (r'^settings/delperm/(?P<mbox_id>\d+)/(?P<group>\w+)/$', 'deletepermission'),
-                       (r'^settings/extensions/$', 'viewextensions'),
-                       (r'^settings/extensions/save/$', 'saveextensions'),
                        (r'^settings/parameters/$', 'viewparameters'),
                        (r'^settings/parameters/save/$', 'saveparameters'),
                        )

admin/views.py

@@ -12,7 +12,7 @@ from django.contrib.auth.decorators \
     import login_required, permission_required, user_passes_test
 from django.contrib.auth.models import User, Group
 from mailng import admin, userprefs
-from mailng.admin.models import Domain, Mailbox, Alias, Extension
+from mailng.admin.models import Domain, Mailbox, Alias
 from forms import MailboxForm, DomainForm, AliasForm, PermissionForm
 from mailng.lib.authbackends import crypt_password
 from mailng.lib import _render, _ctx_ok, _ctx_ko
@@ -440,55 +440,3 @@ def saveparameters(request):
         parameters.save(app, name, v)
     request.user.message_set.create(message=_("Configuration saved."))
     return HttpResponseRedirect(reverse(admin.views.viewparameters))
-
-@login_required
-@user_passes_test(lambda u: u.is_superuser)
-def viewextensions(request):
-    from mailng.extensions import list_extensions
-    from mailng.lib import tables
-    
-    class ExtensionsTable(tables.Table):
-        idkey = "id"
-        selection = tables.SelectionColumn("selection", width="4%", first=True)
-        _1_name = tables.Column("name", label=_("Name"), width="15%")
-        _2_version = tables.Column("version", label=_("Version"), width="6%")
-        _3_descr = tables.Column("description", label=_("Description"))
-        
-    exts = list_extensions()
-    for ext in exts:
-        try:
-            dbext = Extension.objects.get(name=ext["id"])
-            ext["selection"] = dbext.enabled
-        except Extension.DoesNotExist:
-            dbext = Extension()
-            dbext.name = ext["id"]
-            dbext.enabled = False
-            dbext.has_templates = ext["templates"]
-            dbext.save()
-            ext["selection"] = False
-            
-    tbl = ExtensionsTable(exts)
-    return _render(request, 'admin/extensions.html', {
-            "extensions" : tbl.render(request)
-            })
-
-@login_required
-@user_passes_test(lambda u: u.is_superuser)
-def saveextensions(request):
-    from mailng import extensions
-
-    actived_exts = Extension.objects.filter(enabled=True)
-    found = []
-    for k, v in request.POST.iteritems():
-        if k.startswith("select_"):
-            parts = k.split("_", 1)
-            dbext = Extension.objects.get(name=parts[1])            
-            if not dbext in actived_exts:
-                dbext.on()
-            else:
-                found += [dbext]
-    for ext in actived_exts:
-        if not ext in found:
-            ext.off()
-
-    return HttpResponseRedirect(reverse(admin.views.viewextensions))