Php file stream download for large file

Google drive SDK download files - Partial download. I did a quick scan of the php client lib and I'm not sure that it supports it. This may be something that needs to be added to the client lib or its something that you will have to code on your own with out using the client lib.

Downloading a large file all at once is not a good approach. So for example if you a have downloadable file of 1GB, you are actually creating a PHP variable of that size which can result into 'allowed memory size exceeded' error too. The good idea is to download files in chunks. 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. Asked 7 years, 6 months ago. Active 4 years, 4 months ago.

Viewed 6k times. Improve this question. DaImTo DankMemes DankMemes 2, 2 2 gold badges 21 21 silver badges 30 30 bronze badges. Add a comment. As the name suggests, it doesn't read the entire file into memory prior to sending it, rather it outputs it straight to the client. Modified from the example in the manual :. If you would rather stream the content directly to the browser rather than a download and if the content type is supported by the browser, such as video, audio, pdf etc then remove the Content-Disposition header.

Take a look at the example from the manual page of fsockopen :. This will connect to www. You may want to make it more than bytes. I ran into this problem as well using readfile to force a download. The memory problem lies not within readfile, rather with ouput buffering. 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. Asked 10 years, 3 months ago. Active 1 year, 8 months ago. Viewed k times. Improve this question. Filo Stacks Filo Stacks 1, 2 2 gold badges 19 19 silver badges 20 20 bronze badges. Add a comment. Active Oldest Votes. Improve this answer. Edson Horacio Junior 2, 2 2 gold badges 23 23 silver badges 44 44 bronze badges.

Improve this question. Anurag Rana. Anurag Rana Anurag Rana 1, 2 2 gold badges 20 20 silver badges 46 46 bronze badges. Can't actually remember which one I used Have a look anyway. Docs: symfony. Your first problem is not streaming the file, it's reading the file.

That's where PHP chokes; You should read your file line by line and stream the response as Darragh suggests, so as to avoid memory exhaustion problems — tchap. I will fetch data from DB in chunks. But how to stream it and prompt user to download it as a continuous file. Show 1 more comment. Active Oldest Votes. Improve this answer. Add a comment. Sign up or log in Sign up using Google. Sign up using Facebook. Sign up using Email and Password.