פענוח מזהה "upload://" לכתובת URL

תמיכה

סיכום מבוסס בינה מלאכותית

In a support thread titled “Decoding ‘upload://’ identifier to url,” amotl seeks help converting Discourse’s short upload:// URLs (like upload://gMd7ipqm8LhRdgpk1Qjg273QDO7.wav) into full downloadable URLs. After some trial, amotl discovers that right-clicking the embedded audio widget reveals the full URL. RGJ provides a helpful reference to a Meta Discourse post explaining the conversion method. Following this, amotl successfully decodes the identifier using Python’s pybase62 library: by decoding the base62 string gMd7ipqm8LhRdgpk1Qjg273QDO7 into its hexadecimal equivalent (7595f1ad65c69e20c87dcb324f5d049080315aef), then appending it to the base upload path (https://community.hiveeyes.org/uploads/default/original/2X/7/...) to reconstruct the full URL. The solution is confirmed to work, and amotl thanks RGJ and michaeld for their assistance. The thread highlights a common but non-obvious feature of Discourse’s upload system and provides a practical, programmatic way to decode upload identifiers for direct file access.

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Hi there,

we tried our best to search the forum for any pointers regarding our question but haven’t been able to find the right answer. Sorry to bother you with something which feels like an absolute beginners question.

At How to clone, install and run the "audiohealth" program - #52 by Flat - Fehleranalyse / Troubleshooting - Hiveeyes, one of our members uploaded a .wav file, where Discourse is displaying an embedded audio player (most probably HTML5?), the playback works sweet.

However, I am having problems finding out about the full URL where I would be able to download this file from. Usually, on images it is easy to open the image in a new browser tab in order to get hold of the image URL. However, while trying to apply my browser’s developer tools to sniff for network traffic and some other educated guessing methods to derive the real URL from the post in question, I am still failing.

Most probably, my guesswork was not educated at all and I believe the answer will be so easy and obvious that I will be sinking to the ground in shame. Does my situation resonate with anyone who still could help me out?

With kind regards,
Andreas.

P.S.: The content of the post referenced above is

![PCM004|audio](upload://gMd7ipqm8LhRdgpk1Qjg273QDO7.wav)

It is an upload artefact containing humming of bees on https://community.hiveeyes.org/.

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Ha, at the same time I posted this, it occurred to me that I could try a right-click on the widget and… OMG!

image
image736×600 50.4 KB

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Hard to find indeed, but here you go.

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Thanks a stack! For the records, I am exercising it on behalf of my example artefact.

pip install pybase62
python

>>> import base62
>>> input = "gMd7ipqm8LhRdgpk1Qjg273QDO7"
>>> hex(base62.decode(input, base62.CHARSET_INVERTED))[2:].zfill(40)
'7595f1ad65c69e20c87dcb324f5d049080315aef'

Then, after adding the appropriate prefix, one can indeed derive the full URL.

https://community.hiveeyes.org/uploads/default/original/2X/7/7595f1ad65c69e20c87dcb324f5d049080315aef.wav

Thanks again, @RGJ and @michaeld!