Programmatically upload a file from SD Card to a remote server using Phonegap

file_upload.js

uploadFile('test.zip', 'Test', 'multipart/x-zip');

function uploadFile(fileName, dirName, fileMime) {

    var win = function(r) {
        console.log("Code = " + r.responseCode);
        console.log("Response = " + r.response);
        console.log("Sent = " + r.bytesSent);
        alert(r.response);
    };

    var fail = function(error) {
        alert("Error Code = " + error.code);
    };

    var fileURI;

    var gotFileSystem = function(fileSystem) {
        fileSystem.root.getDirectory(dirName, {
            create : false
        }, function(dataDir) {

            fileURI = dataDir.fullPath;
            fileURI = fileURI + '/' + fileName;

            var options = new FileUploadOptions();
            options.fileKey = "file";
            
            options.fileName = fileURI.substr(
	    fileURI.lastIndexOf('/')+ 1);
            
            options.mimeType = fileMime;

            var params = new Object();
            params.value1 = "test";
            params.value2 = "param";

            options.params = params;

            var ft = new FileTransfer();
            ft.upload(fileURI,

                // Enter the server url
                "http://example.com/upload.php", win,
                    fail, options);

        }, dirFail);

    };

    // file system fail
    var fsFail = function(error) {
      alert("failed with error code: " + error.code);

    };

    // get file system to copy or move image file to
    window.requestFileSystem(
    	LocalFileSystem.PERSISTENT, 0,   
    	otFileSystem,fsFail);

    var dirFail = function(error) {
        alert("Directory error code: " + error.code);

    };
}