Javascript: EmbeddedFile.getMIMEType Method

Description

Gets an optional string specifying the file's type using types specified through the Multipurpose Internet Mail Extensions (MIME) specification. When a file is embedded and a type is not specified the default type application/octet-stream is used.

Syntax

<void> EmbeddedFile.getMIMEType(<RequestStringCallback> callback, [<ErrorCallback> errorCallback])

Parameters

Examples

The following example demonstrates EmbeddedFile.getMIMEType in a practical document-editing workflow. It gets an optional string specifying the file's type using types specified through the Multipurpose Internet Mail Extensions (MIME) specification. When a file is embedded and a type is not specified the default type application/octet-stream is used.

function onTxError(error) {
    console.error("TX Text Control error:", error.msg);
    error.handled = true;
}

TXTextControl.textParts.getMainText(function(mainText) {
    const embeddedFiles = mainText.embeddedFiles;
    embeddedFiles.getItem(function(embeddedFile) {
        if (!embeddedFile) {
            console.warn("No embedded file is available at the current input position.");
            return;
        }
    
        embeddedFile.getMIMEType(
            function(result) {
                console.log("get mimetype result:", result);
            },
            onTxError
        );
    }, onTxError);
}, onTxError);