Generating dynamic CSS

别等时光非礼了梦想. 提交于 2019-11-27 17:36:26

问题


What is the best way to handle style that that is user-customized? Just as an example of the result I'm looking for, this would suffice:

body {
   color: {{ user.profile.text_color }};
}

However, serving CSS as a view seems like it would cause a significant amount of overhead in a file that is constantly requested, so this is probably not a good solution.

The user does not have access to the CSS files and we must assume that they have no web development knowledge.


回答1:


However, serving CSS as a view seems like it would cause a significant amount of overhead in a file that is constantly requested, so this is probably not a good solution.

And what if you would generate that CSS once?

  1. Default CSS is: /common/css.css
  2. Member customize CSS, now <link /> elements points to /user-specific/123.css?ts=123123123. 123 is of course an identifier of the member, and ts parameter contains a timestamp - a date of last CSS modification
  3. Make sure that your CSS generator sets proper HTTP headers responsible for client-side caching
  4. User browser request a CSS file - server replies with simple 304 Not Modified header - there is no need for any script execution or contents download
  5. When member modifies his CSS then you just update ts - once again just a single request is needed



回答2:


Do the CSS dynamically via a view as normal, but use aggressive caching so that it loads quickly.




回答3:


You can try django mediagenerato, actually I read this Q and I was searching for solution like you, then I found that Django-mediagenerator

I didn't tried it yet but it seams to be a solution.



来源:https://stackoverflow.com/questions/3589661/generating-dynamic-css

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