The following node is available in the Open Source KNIME predictive analytics and data mining platform version 2.7.1. Discover over 1000 other nodes, as well as enterprise functionality at http://knime.com.

File Upload

Quick Form node that allows uploading a file and exposing that uploaded file using a flow variable. The value can also be controlled from a quick form (web port).

Dialog Options

Label
A descriptive label that will be shown in, for instance the web port.
Description
Some lines of description that will be shown in the remote control form, for instance by means of a tooltip.
Weight
A weight value that influences the position of the component in the final layout. Lighter elements will be placed at the top, whereas heavier items will be placed nearer the bottom. The value is relative to the weights of the other components in the workflow (absolute value is not relevant, only the relative comparison to other elements).
Variable Name
Variable identifier.
Valid File Extensions
A list of file extensions that is used as filter in the file browser (not only the one in the "Default File" option but also in a remote file browser), e.g. ".csv,.csv.gz" will filter for files ending with ".csv" or ".csv.gz". Leave empty to accept any file.
Default File
The file that will be used during design time, i.e. when no file is uploaded by means of the, e.g. web portal.

Ports

Output Ports
0 Variable output the file path represented as variable.
This node is contained in KNIME Nodes to create KNIME Quick Forms provided by KNIME.com, Zurich, Switzerland.