ByteScout Cloud API Server – Excel To PDF API – JavaScript – Convert Excel to PDF in JQuery – Async API

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converter.js

      
// Please NOTE: In this sample we're assuming Cloud Api Server is hosted at "https://localhost". 
// If it's not then please replace this with with your hosting url.

var formData, toType, isInline;

$(document).ready(function () {
    $("#resultBlock").hide();
    $("#errorBlock").hide();
    $("#result").attr("href", '').html('');
});

$(document).on("click", "#submit", function () {
    $("#resultBlock").hide();
    $("#errorBlock").hide();
    $("#inlineOutput").text(''); // inline output div
    $("#status").text(''); // status div

    formData = $("#form input[type=file]")[0].files[0]; // file to upload
    toType = $("#convertType").val(); // output type
    isInline = $("#outputType").val() == "inline"; // if we need output as inline content or link to output file

    $("#status").html('Requesting presigned url for upload... &nbsp;&nbsp;&nbsp; <img src="ajax-loader.gif" />');

    $.ajax({
        url: 'https://localhost/file/upload/get-presigned-url?name=test.pdf&encrypt=true',
        type: 'GET',
        success: function (result) {

            if (result['error'] === false) {

                var presignedUrl = result['presignedUrl']; // reading provided presigned url to put our content into
                $("#status").html('Uploading... &nbsp;&nbsp;&nbsp; <img src="ajax-loader.gif" />');

                $.ajax({
                    url: presignedUrl, // no api key is required to upload file
                    type: 'PUT',
                    data: formData,
                    processData: false,
                    success: function (result) {
                        $("#status").html('Processing... &nbsp;&nbsp;&nbsp; <img src="ajax-loader.gif" />');

                        $.ajax({
                            url: 'https://localhost/xls/convert/to/' + toType + '?url=' + presignedUrl + '&encrypt=true&inline=' + isInline + '&async=True',
                            type: 'POST',
                            success: function (result) {
                                if (result.error) {
                                    $("#status").text('Error uploading file.');
                                }
                                else {
                                    checkIfJobIsCompleted(result.jobId, result.url);
                                }
                            }
                        });
                    },
                    error: function () {
                        $("#status").text('error');
                    }
                });
            }
        }
    });
});

function checkIfJobIsCompleted(jobId, resultFileUrl) {
    $.ajax({
        url: 'https://localhost/job/check?jobid=' + jobId,
        type: 'GET',
        success: function (jobResult) {

            $("#status").html(jobResult.status + ' &nbsp;&nbsp;&nbsp; <img src="ajax-loader.gif" />');

            if (jobResult.status == "working") {
                // Check again after 3 seconds
                setTimeout(function(){checkIfJobIsCompleted(jobId, resultFileUrl)}, 3000)
            }
            else if (jobResult.status == "success") {

                $("#status").text('Done converting.');

                $("#resultBlock").show();

                if (isInline && toType != "pdf") {
                    $.ajax({
                        url: resultFileUrl,
                        dataType: 'text',
                        success: function (respText) {
                            $("#inlineOutput").text(respText);
                        }
                    });
                }
                else {
                    $("#result").attr("href", resultFileUrl).html(resultFileUrl);
                }
            }
        }
    });
}
    

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