matrix-org / matrix-org/matrix-android-sdk2-sample
received pictures can't be displayed/downloaded
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- Dominant language
- Kotlin
- Stars
- 26
- Forks
- 12
- PR merge metrics
- No merged PRs in 30d
Description
I hope you can tell me the correct api to use, to be able to view received images.
Currently i am using:
> viewLifecycleOwner.lifecycleScope.launch {
> try {
> val data = session.fileService().downloadFile(content
> )
> // Switch to Main thread to update UI
> withContext(Dispatchers.Main) {
> Glide.with(imageView.context)
> .load(data)
> .into(imageView)
> }
> } catch (failure: Throwable) {
> Log.e("ImageLoader", "Failed to download image", failure)
> }
> }
with content being 'MessageWithAttachmentContent'.
On the sender device, the image gets shown properly, because this is found in cache.
On the receiver device, it ends up with this:
`09-25 18:55:17.988 22371 22371 V DefaultFileService: ## FileService downloadFile mxc://matrix.org/MgDMGLWWwdrupnxAaIlSBLbX
09-25 18:55:17.991 22371 22416 V FormattedJsonHttpLogger: --> GET https://matrix-client.matrix.org/_matrix/media/r0/download/matrix.org/MgDMGLWWwdrupnxAaIlSBLbX
09-25 18:55:18.161 22371 22371 V DefaultContentDownloadStateTracker: ## DL Progress Error code:404
09-25 18:55:18.162 22371 22416 V FormattedJsonHttpLogger: <-- 404 Not Found https://matrix-client.matrix.org/_matrix/media/r0/download/matrix.org/MgDMGLWWwdrupnxAaIlSBLbX (169ms, unknown-length body)
09-25 18:55:18.164 22371 22371 E ImageLoader: Failed to download image`
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start with the MessageWithAttachmentContent value and the session.fileService().downloadFile(content) call shown in the report. Trace how received media is downloaded and compare it with the sender-side cache path, focusing on the logged 404 response. Done means a receiver can download and display the attached image using the supported API.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- android, kotlin
- Domain
- mobile
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100