Cherrypy download file and stay on the same page

Second, you probably already know that your problem is likely session-related, considering the workaround you've tried. Here's the quote from documentation about streaming response body which file download is. In general, it is safer and easier to not stream output.

Therefore, streaming output is off by default. Streaming output and also using sessions requires a good understanding of how session locks work. What it suggests is manual session lock management. Knowing how your application works should lead you to appropriate lock design. And third. There's usually a way to shift the duty of handling a file download to a web-server, basically by sending appropriate header with filename from the proxied application.

In case on nginx it's called X-accel. So you can avoid the hassle of lock management, still having session restricted downloads. I've made a simple CherrPy app with two download options and putted it behind Nginx.

I played with 1. There were three ways:. With 1 and 2 I had minor strange behaviour in both Firefox and Chromium. On fresh Firefox there was no such behaviour. Stack Overflow for Teams — Collaborate and share knowledge with a private group. The value htmlText is the URL to the file. I want to pass this value to window. However, the actual value that has been passed to window. I don't want to "solve" the issue by directly download the file from the ajax function, as it must be generated through the cherrypy.

When you view this content for window. If you want to show the link of the file, you need to open a popup window with empty url and give your ajax result to popup window, like this in your success function of the ajax call;. Stack Overflow for Teams — Collaborate and share knowledge with a private group. Create a free Team What is Teams? Collectives on Stack Overflow. Learn more. CherryPy is an open-source project, thus, welcoming contributions. If you are interested you may: Fork CherryPy on GitHub here and submit pull-request with your modifications.

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