IRPCClientScript.DownloadScriptApplicationFile_Begin

Vault API / standard read session idempotent

Starts downloading the package (ZIP file) of an application and returns its first block.

Service	Client scripts and UI extension applications `MFiles.IRPCClientScript`
gRPC method	`/MFiles.IRPCClientScript/DownloadScriptApplicationFile_Begin`
HTTP (mf-http-grpc)	`POST /grpc/v1/download-script-application-file_-begin`
Request	`DownloadScriptApplicationFile_BeginRequest`
Response	`DownloadScriptApplicationFile_BeginResponse`
Book and level	Vault API, standard
Kind	read
Session	Required: the session ID from LogIn in the mfiles-session-id-bin metadata.
Idempotent	yes
Returns metadata structure version	no
Streaming	none (unary)

Remarks

Continue with DownloadScriptApplicationFile_ReadBlock from offset len(data) until file_size bytes have been read. If the first block already holds the whole file, the download is finished and download_id cannot be used.
block_size is at most 4194304 (4 MiB); larger values fail with "Block size exceeded the limit of 4194304 bytes.". 0 returns no data.

Nested message fields are expanded to depth 3; follow a type link for deeper levels and for the type's own page.

Field	Type	Description
`script_application`	`string`	The GUID of the application.
`block_size`	`uint32`	The number of bytes to return in `data`, at most 4 MiB.

Nested message fields are expanded to depth 3; follow a type link for deeper levels and for the type's own page.

Field	Type	Description
`download_id`	`int32`	The ID of the download, for the next blocks.
`file_size`	`int64`	The size of the package in bytes.
`data`	`bytes`	The first block of the package.

DownloadScriptApplicationFile_ReadBlock -- Reads the next block of an application download.
DownloadScriptApplication -- Not implemented: fails with "Not implemented.".