【问题标题】:How do I create a list of links for all pastes in a Django pastebin app?如何为 Django pastebin 应用程序中的所有粘贴创建链接列表?
【发布时间】:2011-06-27 23:59:11
【问题描述】:

我已经使用 Django 设置了一个 pastebin 应用程序,但我希望能够在我的主页模板上创建一个指向每个单独粘贴的链接列表。我一直在尝试许多不同的东西,但我很难弄清楚。

这是我目前在模板上的内容,应用名为 oxybeles:

<ul>
{% for ????? in ????? %}               
<a href="{% url oxybeles_detail item.uuid %}">A Link</a>
{% endfor %}
</ul>

这里是相关的后端代码:

models.py

class PastedItem(models.Model):

    uuid = models.CharField(_('identifier'), max_length=36, unique=True)
    artist = models.CharField(_('artist'), max_length=50)
    album = models.CharField(_('album'), max_length=50)
    in_response_to = models.ForeignKey('self', related_name='responses',
        blank=True, null=True, verbose_name=_('in response to'))
    user = models.ForeignKey(User, related_name="pasted_items",
        verbose_name=_('user'))
    pasted_at = models.DateTimeField(_('pasted at'), auto_now_add=True)

    def __unicode__(self):
        return self.uuid

    def save(self):
        if not self.uuid:
            self.uuid = str(uuid4())  # random so it can't be easily guessed
        super(PastedItem, self).save()

    def get_absolute_url(self):
        return ('oxybeles_detail', (), { 'slug': self.uuid })
        get_absolute_url = models.permalink(get_absolute_url)

views.py

def new(request, form_class=PastedItemForm, template_name="oxybeles/new.html"):

    form = form_class()
    if request.method == 'POST':
        if request.POST["action"] == "paste":
            form = form_class(request.user, request.POST, request.FILES)
            if form.is_valid():
                item = form.save(commit=False)
                item.user = request.user
                item.save()
                request.user.message_set.create(
                    message=ugettext("Your album has been saved."))
                    # some problem with ugettext_lazy here
                return HttpResponseRedirect(reverse('oxybeles_detail',
                                            args=(item.uuid,)))
    return render_to_response(template_name,
                              {'form': form,},
                              context_instance=RequestContext(request))
new = login_required(new)

【问题讨论】:

    标签: python django pastebin


    【解决方案1】:
    for item in items
    

    其中 items 是一个充满 PastedItem 的查询集:

    items = PastedItem.objects.all()
    

    并且项目被提供给模板:

    {'form':form, 'items': items}
    

    【讨论】:

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