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placeholders display langauge tabs or use hvad language tabs.
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@digi604
digi604 committed Apr 8, 2013
1 parent 47b9df6 commit 73d3883
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Showing 4 changed files with 307 additions and 123 deletions.
160 changes: 98 additions & 62 deletions cms/admin/placeholderadmin.py
View file
@@ -1,24 +1,28 @@
# -*- coding: utf-8 -*-
from copy import deepcopy

from cms.exceptions import PluginLimitReached
from cms.forms.fields import PlaceholderFormField
from cms.models.fields import PlaceholderField
from cms.models.placeholdermodel import Placeholder
from cms.models.pluginmodel import CMSPlugin
from cms.plugin_pool import plugin_pool
from cms.utils import get_language_from_request, cms_static_url, get_cms_setting
from cms.utils import cms_static_url, get_cms_setting
from cms.utils.permissions import has_plugin_permission
from cms.plugins.utils import has_reached_plugin_limit
from copy import deepcopy
from django.contrib.admin import ModelAdmin
from django.http import HttpResponse, Http404, HttpResponseBadRequest, HttpResponseForbidden
from django.shortcuts import render_to_response, get_object_or_404
from django.template import RequestContext
from django.template.defaultfilters import force_escape, escapejs
from django.utils.translation import ugettext as _
from django.utils.translation import ugettext as _, get_language
from django.conf import settings


class PlaceholderAdmin(ModelAdmin):

render_placeholder_language_tabs = True
change_form_template = 'admin/placeholders/placeholder/change_form.html'

class Media:
css = {
'all': [cms_static_url(path) for path in (
Expand All @@ -30,14 +34,14 @@ class Media:
)]
}
js = [cms_static_url(path) for path in [
'js/plugins/admincompat.js',
'js/csrf.js',
'js/libs/jquery.query.js',
'js/libs/jquery.ui.core.js',
'js/libs/jquery.ui.dialog.js',
]
'js/plugins/admincompat.js',
'js/csrf.js',
'js/libs/jquery.query.js',
'js/libs/jquery.ui.core.js',
'js/libs/jquery.ui.dialog.js',
]
]

def get_fieldsets(self, request, obj=None):
"""
Get fieldsets to enforce correct fieldsetting of placeholder fields
Expand All @@ -52,9 +56,9 @@ def get_fieldsets(self, request, obj=None):
for field in fieldset['fields']:
if field in placeholder_fields:
if (len(fieldset['fields']) == 1 and
'classes' in fieldset and
'plugin-holder' in fieldset['classes'] and
'plugin-holder-nopage' in fieldset['classes']):
'classes' in fieldset and
'plugin-holder' in fieldset['classes'] and
'plugin-holder-nopage' in fieldset['classes']):
placeholder_fields.remove(field)
else:
fields.remove(field)
Expand All @@ -65,9 +69,9 @@ def get_fieldsets(self, request, obj=None):
fieldsets.remove((label, fieldset))
for placeholder in placeholder_fields:
fieldsets.append((self.get_label_for_placeholder(placeholder), {
'fields': (placeholder,),
'classes': ('plugin-holder', 'plugin-holder-nopage',),
},))
'fields': (placeholder,),
'classes': ('plugin-holder', 'plugin-holder-nopage',),
},))
return fieldsets
fieldsets = []
fieldsets.append((None, {'fields': [f for f in form.base_fields.keys() if not f in placeholder_fields]}))
Expand All @@ -80,10 +84,11 @@ def get_fieldsets(self, request, obj=None):
if readonly_fields:
fieldsets.append((None, {'fields': list(readonly_fields)}))
return fieldsets

def get_label_for_placeholder(self, placeholder):
return ' '.join([x.capitalize() for x in self.model._meta.get_field_by_name(placeholder)[0].verbose_name.split(' ')])

return ' '.join(
[x.capitalize() for x in self.model._meta.get_field_by_name(placeholder)[0].verbose_name.split(' ')])

def formfield_for_dbfield(self, db_field, **kwargs):
"""
Hook for specifying the form Field instance for a given database Field
Expand All @@ -95,36 +100,66 @@ def formfield_for_dbfield(self, db_field, **kwargs):
request = kwargs.pop("request", None)
return db_field.formfield_for_admin(request, self.placeholder_plugin_filter, **kwargs)
return super(PlaceholderAdmin, self).formfield_for_dbfield(db_field, **kwargs)


def get_language_from_request(self, request):
language = request.REQUEST.get('language', None)
if not language:
language = get_language()
return language

def placeholder_plugin_filter(self, request, queryset):
if 'language' in request.GET:
queryset = queryset.filter(language=request.GET['language'])
if self.render_placeholder_language_tabs:
language = self.get_language_from_request(request)
if language:
queryset = queryset.filter(language=language)
return queryset


def change_view(self, request, object_id, form_url='', extra_context=None):
extra_context = extra_context or {}
extra_context.update(self.language_tab_context(request))
tab_language = request.GET.get("language", None)
response = super(PlaceholderAdmin, self).change_view(request, object_id, extra_context=extra_context)

if tab_language and response.status_code == 302 and response._headers['location'][1] == request.path:
location = response._headers['location']
response._headers['location'] = (location[0], "%s?language=%s" % (location[1], tab_language))
return response

def language_tab_context(self, request):
language = self.get_language_from_request(request)
languages = [(lang, lang_name) for lang, lang_name in settings.LANGUAGES]
context = {
'language': language,
'language_tabs': languages,
'show_language_tabs': len(languages) > 1 and self.render_placeholder_language_tabs,
}
return context

def _get_placeholder_fields(self, form):
placeholder_fields = []
for key, value in form.base_fields.items():
if isinstance(value, PlaceholderFormField):
placeholder_fields.append(key)
return placeholder_fields

def get_urls(self):
"""
Register the plugin specific urls (add/edit/copy/remove/move)
"""
from django.conf.urls.defaults import patterns, url

info = "%s_%s" % (self.model._meta.app_label, self.model._meta.module_name)
pat = lambda regex, fn: url(regex, self.admin_site.admin_view(fn), name='%s_%s' % (info, fn.__name__))

url_patterns = patterns('',
pat(r'add-plugin/$', self.add_plugin),
pat(r'edit-plugin/([0-9]+)/$', self.edit_plugin),
pat(r'remove-plugin/$', self.remove_plugin),
pat(r'move-plugin/$', self.move_plugin),
pat(r'copy-plugins/$', self.copy_plugins),
pat(r'add-plugin/$', self.add_plugin),
pat(r'edit-plugin/([0-9]+)/$', self.edit_plugin),
pat(r'remove-plugin/$', self.remove_plugin),
pat(r'move-plugin/$', self.move_plugin),
pat(r'copy-plugins/$', self.copy_plugins),
)
return url_patterns + super(PlaceholderAdmin, self).get_urls()

def add_plugin(self, request):
# only allow POST
if request.method != "POST":
Expand All @@ -135,7 +170,7 @@ def add_plugin(self, request):

placeholder_id = request.POST.get('placeholder', None)
position = None
language = get_language_from_request(request)
language = self.get_language_from_request(request)
parent = None
# check if we got a placeholder (id)
if placeholder_id:
Expand All @@ -146,7 +181,7 @@ def add_plugin(self, request):
raise Http404
parent = get_object_or_404(CMSPlugin, pk=parent_id)
placeholder = parent.placeholder

# check add permissions on placeholder
if not placeholder.has_add_permission(request):
return HttpResponseForbidden(_("You don't have permission to add content here."))
Expand All @@ -155,15 +190,15 @@ def add_plugin(self, request):
has_reached_plugin_limit(placeholder, plugin_type, language)
except PluginLimitReached, e:
return HttpResponseBadRequest(str(e))

# actually add the plugin
plugin = CMSPlugin(language=language, plugin_type=plugin_type,
position=position, placeholder=placeholder, parent=parent)
position=position, placeholder=placeholder, parent=parent)
plugin.save()

# returns it's ID as response
return HttpResponse(str(plugin.pk))

def edit_plugin(self, request, plugin_id):
plugin_id = int(plugin_id)
# get the plugin to edit of bail out
Expand All @@ -175,12 +210,12 @@ def edit_plugin(self, request, plugin_id):
# check that the user has permission to change this plugin
if not cms_plugin.placeholder.has_change_permission(request):
return HttpResponseForbidden(_("You don't have permission to add content here."))

instance, plugin_admin = cms_plugin.get_plugin_instance(self.admin_site)

plugin_admin.cms_plugin_instance = cms_plugin
plugin_admin.placeholder = cms_plugin.placeholder

if request.method == "POST":
# set the continue flag, otherwise will plugin_admin make redirect to list
# view, which actually does'nt exists
Expand Down Expand Up @@ -215,45 +250,45 @@ def edit_plugin(self, request, plugin_id):
if not instance:
# instance doesn't exist, call add view
response = plugin_admin.add_view(request)

else:
# already saved before, call change view
# we actually have the instance here, but since i won't override
# change_view method, is better if it will be loaded again, so
# just pass id to plugin_admin
response = plugin_admin.change_view(request, str(plugin_id))

if request.method == "POST" and plugin_admin.object_successfully_changed:
# read the saved object from plugin_admin - ugly but works
saved_object = plugin_admin.saved_object

context = {
'CMS_MEDIA_URL': get_cms_setting('MEDIA_URL'),
'plugin': saved_object,
'is_popup': True,
'name': unicode(saved_object),
'plugin': saved_object,
'is_popup': True,
'name': unicode(saved_object),
"type": saved_object.get_plugin_name(),
'plugin_id': plugin_id,
'icon': force_escape(saved_object.get_instance_icon_src()),
'alt': force_escape(escapejs(saved_object.get_instance_icon_alt())),
}
return render_to_response('admin/cms/page/plugin_forms_ok.html', context, RequestContext(request))

return response

def move_plugin(self, request):
# only allow POST
if request.method != "POST":
return HttpResponse(str("error"))

if 'plugin_id' in request.POST: # single plugin moving
plugin = CMSPlugin.objects.get(pk=int(request.POST['plugin_id']))

if 'placeholder_id' in request.POST:
placeholder = Placeholder.objects.get(pk=int(request.POST['placeholder_id']))
else:
placeholder = plugin.placeholder

# check permissions
if not placeholder.has_change_permission(request):
raise Http404
Expand All @@ -273,15 +308,15 @@ def move_plugin(self, request):
whitelisted_placeholders = []
for id in request.POST['ids'].split("_"):
plugin = CMSPlugin.objects.get(pk=id)

# check the permissions for *each* plugin, but cache them locally
# per placeholder
if plugin.placeholder.pk not in whitelisted_placeholders:
if plugin.placeholder.has_change_permission(request):
whitelisted_placeholders.append(plugin.placeholder.pk)
else:
raise Http404

# actually do the moving
if plugin.position != pos:
plugin.position = pos
Expand All @@ -291,44 +326,45 @@ def move_plugin(self, request):
else:
HttpResponse(str("error"))
return HttpResponse(str("ok"))

def remove_plugin(self, request):
if request.method != "POST": # only allow POST
raise Http404
plugin_id = request.POST['plugin_id']
plugin = get_object_or_404(CMSPlugin, pk=plugin_id)

# check the permissions!
if not plugin.placeholder.has_delete_permission(request):
return HttpResponseForbidden(_("You don't have permission to delete a plugin"))

plugin.delete_with_public()
plugin_name = unicode(plugin_pool.get_plugin(plugin.plugin_type).name)
comment = _(u"%(plugin_name)s plugin at position %(position)s in %(placeholder)s was deleted.") % {'plugin_name':plugin_name, 'position':plugin.position, 'placeholder':plugin.placeholder}
comment = _(u"%(plugin_name)s plugin at position %(position)s in %(placeholder)s was deleted.") % {
'plugin_name': plugin_name, 'position': plugin.position, 'placeholder': plugin.placeholder}
return HttpResponse("%s,%s" % (plugin_id, comment))

def copy_plugins(self, request):
# only allow POST
if request.method != "POST":
raise Http404
placeholder_id = request.POST['placeholder']
placeholder = get_object_or_404(Placeholder, pk=placeholder_id)

# check permissions
if not placeholder.has_add_permission(request):
raise Http404

# the placeholder actions are responsible for copying, they should return
# a list of plugins if successful.
plugins = placeholder.actions.copy(
target_placeholder=placeholder,
source_language=request.POST['copy_from'],
target_language=get_language_from_request(request),
target_language=self.get_language_from_request(request),
fieldname=placeholder._get_attached_field_name(),
model=placeholder._get_attached_model(),
)
if plugins:
return render_to_response('admin/cms/page/widgets/plugin_item.html',
{'plugin_list': list(plugins)}, RequestContext(request))
{'plugin_list': list(plugins)}, RequestContext(request))
else:
return HttpResponseBadRequest("Error during copy")

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