If successful, the response will include a file object. Happen at upload time via the channels argument). They become public once they are shared into a public channel (which can So, if you want the file's extension to be shown in Slack, you must include it in the title argument when uploading it.īy default all newly-uploaded files are private and only visible to the owner. If you only specify a filename, we remove the file extension and populate the file's title with the remaining value. The initial_comment field is used in messages to introduce the file in conversation. Upload files and images into message threads by providing the thread parent's ts value with the thread_ts parameter.

There is a 1 megabyte file size limit for files uploaded as snippets. The owner of the token used to upload the file must also be a member of any channel you wish to post to this way. If there's more than one channel name or ID in the channels string, they should be comma-separated. The file can also be shared directly into channels on upload, by specifying an optional argument channels. Possible filetype values can be found in the file object definition.įiles uploaded via multipart/form-data will be stored either in hosted or editable mode, based on certain heuristics (determined Sending a valid filetype parameter will override this behavior. In both cases, the type of data in the file will be intuited from the filename and the magic bytes in the file, for supported formats. The latter should be used for creating a 'file' from a long message/paste and forces 'editable' mode. The content of the file can either be posted using an enctype of multipart/form-data (with the file parameter named file), in the usual way that files are uploaded via the browser, or the content of the file can be sent as a POST var called content. You must provide either a file or content parameter. This method allows you to create or upload an existing file.

Slack download private informatin