我试图按照RedditStyleVoting的指令将django-voting集成到我的项目中。
在我的urls.py中,我做了这样的事情:
url(r'^sections/(?P<object_id>\d+)/(?P<direction>up|down|clear)vote/?$',
vote_on_object,
dict(
model=Section,
template_object_name='section',
template_name='script/section_confirm_vote.html',
allow_xmlhttprequest=True
),
name="section_vote",然后,在我的模板中:
{% vote_by_user user on section as vote %}
{% score_for_object section as score %}
<form class="sectionvote" id="sectionup{{ section.id }}"{% if vote and vote.is_upvote %} action="{% url section_vote object_id=section.id, direction="clear" %}"{% else %} action="{% url section_vote object_id=section.id, direction="up" %}"{% endif %} method="POST">
<input type="image" id="sectionuparrow{{ section.id }}" src="{{ MEDIA_URL }}/aup{% if vote and vote.is_upvote %}mod{% else %}grey{% endif %}.png"></form>
{{ score.score|default:0 }}
<form class="sectionvote" id="sectiondown{{ section.id }}"{% if vote and vote.is_downvote %} action="{% url section_vote object_id=section.id, direction="clear" %}"{% else %} action="{% url section_vote object_id=section.id, direction="down" %}"{% endif %} method="POST">
<input type="image" id="sectiondownarrow{{ section.id }}" src="{{ MEDIA_URL }}/adown{% if vote and vote.is_downvote %}mod{% else %}grey{% endif %}.png"></form>加载页面耗时超过1.3秒,但通过如下方式进行硬编码:
<form class="sectionvote" id="sectionup{{ section.id }}"{% if vote and vote.is_upvote %} action="sections/{{section.id}}/clearvote/"{% else %} action="sections/{{section.id}}/clearvote/"{% endif %} method="POST">
<form class="sectionvote" id="sectiondown{{ section.id }}"{% if vote and vote.is_downvote %} action="sections/{{section.id}}/clearvote/"{% else %} action="sections/{{section.id}}/downvote/"{% endif %} method="POST">
我有50毫秒。只是避免url标签解析的东西,我得到了20+倍的性能改进。是不是我做错了什么?如果不是,那么这里的最佳实践是什么,我们应该用right的方式还是快速的方式?
发布于 2010-04-10 01:27:19
如果您使用的是开发版本,那么最近出现了一种回归,它极大地增加了反向查找URL所需的时间--参见the ticket here。它计划在1.2的最终版本之前修复。
https://stackoverflow.com/questions/2609481
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