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Swift

Set a Multipart Part Body from BinData

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Demonstrates Rest.SetMultipartBodyBd, which sets the binary body of the selected multipart part from a BinData.

The file paths are relative to the application's current working directory. Absolute paths may also be used. Supply the paths appropriate to your own environment.

Background. A multipart request is assembled part by part: the part selector chooses the part being built, header fields describe it, and a SetMultipartBody method supplies its content. The request is then sent with a multipart send or full-request method.

Chilkat Swift Downloads

Swift

func chilkatTest() {
    var success: Bool = false

    let rest = CkoRest()!
    var bTls: Bool = true
    var bAutoReconnect: Bool = true
    success = rest.connect(hostname: "example.com", port: 443, tls: bTls, autoReconnect: bAutoReconnect)
    if success == false {
        print("\(rest.lastErrorText!)")
        return
    }

    //  The file paths are relative to the application's current working directory.  Absolute paths
    //  may also be used.  Supply the paths appropriate to your own environment.

    //  Select the multipart part to build, and set its header fields.
    rest.partSelector = "1"
    rest.addHeader(name: "Content-Disposition", value: "form-data; name=\"field1\"")
    rest.addHeader(name: "Content-Type", value: "image/png")

    //  Set the binary body of the selected part from a BinData.
    let bdBody = CkoBinData()!
    var bLoaded: Bool = bdBody.loadFile(path: "qa_data/image.png")
    if bLoaded != true {
        print("Failed to load the part body file.")
        return
    }

    success = rest.setMultipartBodyBd(bodyData: bdBody)
    if success == false {
        print("\(rest.lastErrorText!)")
        return
    }

    var responseText: String? = rest.fullRequestMultipart(httpVerb: "POST", uriPath: "/api/upload")
    if rest.lastMethodSuccess == false {
        print("\(rest.lastErrorText!)")
        return
    }

    print("\(responseText!)")

}