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90 lines
2.9 KiB
Python
90 lines
2.9 KiB
Python
from functools import update_wrapper
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from django.contrib import admin
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from django.db import models
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from django.utils.encoding import python_2_unicode_compatible
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@python_2_unicode_compatible
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class Action(models.Model):
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name = models.CharField(max_length=50, primary_key=True)
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description = models.CharField(max_length=70)
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def __str__(self):
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return self.name
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class ActionAdmin(admin.ModelAdmin):
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"""
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A ModelAdmin for the Action model that changes the URL of the add_view
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to '<app name>/<model name>/!add/'
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The Action model has a CharField PK.
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"""
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list_display = ('name', 'description')
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def remove_url(self, name):
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"""
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Remove all entries named 'name' from the ModelAdmin instance URL
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patterns list
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"""
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return [url for url in super(ActionAdmin, self).get_urls() if url.name != name]
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def get_urls(self):
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# Add the URL of our custom 'add_view' view to the front of the URLs
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# list. Remove the existing one(s) first
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from django.conf.urls import patterns, url
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def wrap(view):
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def wrapper(*args, **kwargs):
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return self.admin_site.admin_view(view)(*args, **kwargs)
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return update_wrapper(wrapper, view)
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info = self.model._meta.app_label, self.model._meta.module_name
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view_name = '%s_%s_add' % info
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return patterns('',
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url(r'^!add/$', wrap(self.add_view), name=view_name),
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) + self.remove_url(view_name)
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admin.site.register(Action, ActionAdmin)
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class Person(models.Model):
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nick = models.CharField(max_length=20)
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class PersonAdmin(admin.ModelAdmin):
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"""A custom ModelAdmin that customizes the deprecated post_url_continue
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argument to response_add()"""
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def response_add(self, request, obj, post_url_continue='../%s/continue/',
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continue_url=None, add_url=None, hasperm_url=None,
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noperm_url=None):
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return super(PersonAdmin, self).response_add(request, obj,
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post_url_continue,
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continue_url, add_url,
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hasperm_url, noperm_url)
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admin.site.register(Person, PersonAdmin)
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class City(models.Model):
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name = models.CharField(max_length=20)
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class CityAdmin(admin.ModelAdmin):
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"""A custom ModelAdmin that redirects to the changelist when the user
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presses the 'Save and add another' button when adding a model instance."""
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def response_add(self, request, obj,
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add_another_url='admin:admin_custom_urls_city_changelist',
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**kwargs):
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return super(CityAdmin, self).response_add(request, obj,
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add_another_url=add_another_url,
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**kwargs)
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admin.site.register(City, CityAdmin)
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