Sid Gifari File Manager

Sid Gifari File Manager

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Editing: jquery.iframe-transport.js

/*
 * jQuery Iframe Transport Plugin
 * https://github.com/blueimp/jQuery-File-Upload
 *
 * Copyright 2011, Sebastian Tschan
 * https://blueimp.net
 *
 * Licensed under the MIT license:
 * https://opensource.org/licenses/MIT
 */

/* global define, require */

// Helper variable to create unique names for the transport iframes:
  var counter = 0,
    jsonAPI = $,
    jsonParse = 'parseJSON';

if ('JSON' in window && 'parse' in JSON) {
    jsonAPI = JSON;
    jsonParse = 'parse';
  }

// The iframe transport accepts four additional options:
  // options.fileInput: a jQuery collection of file input fields
  // options.paramName: the parameter name for the file form data,
  //  overrides the name property of the file input field(s),
  //  can be a string or an array of strings.
  // options.formData: an array of objects with name and value properties,
  //  equivalent to the return data of .serializeArray(), e.g.:
  //  [{name: 'a', value: 1}, {name: 'b', value: 2}]
  // options.initialIframeSrc: the URL of the initial iframe src,
  //  by default set to "javascript:false;"
  $.ajaxTransport('iframe', function (options) {
    if (options.async) {
      // javascript:false as initial iframe src
      // prevents warning popups on HTTPS in IE6:
      // eslint-disable-next-line no-script-url
      var initialIframeSrc = options.initialIframeSrc || 'javascript:false;',
        form,
        iframe,
        addParamChar;
      return {
        send: function (_, completeCallback) {
          form = $('<form style="display:none;"></form>');
          form.attr('accept-charset', options.formAcceptCharset);
          addParamChar = /\?/.test(options.url) ? '&' : '?';
          // XDomainRequest only supports GET and POST:
          if (options.type === 'DELETE') {
            options.url = options.url + addParamChar + '_method=DELETE';
            options.type = 'POST';
          } else if (options.type === 'PUT') {
            options.url = options.url + addParamChar + '_method=PUT';
            options.type = 'POST';
          } else if (options.type === 'PATCH') {
            options.url = options.url + addParamChar + '_method=PATCH';
            options.type = 'POST';
          }
          // IE versions below IE8 cannot set the name property of
          // elements that have already been added to the DOM,
          // so we set the name along with the iframe HTML markup:
          counter += 1;
          iframe = $(
            '<iframe src="' +
              initialIframeSrc +
              '" name="iframe-transport-' +
              counter +
              '"></iframe>'
          ).on('load', function () {
            var fileInputClones,
              paramNames = $.isArray(options.paramName)
                ? options.paramName
                : [options.paramName];
            iframe.off('load').on('load', function () {
              var response;
              // Wrap in a try/catch block to catch exceptions thrown
              // when trying to access cross-domain iframe contents:
              try {
                response = iframe.contents();
                // Google Chrome and Firefox do not throw an
                // exception when calling iframe.contents() on
                // cross-domain requests, so we unify the response:
                if (!response.length || !response[0].firstChild) {
                  throw new Error();
                }
              } catch (e) {
                response = undefined;
              }
              // The complete callback returns the
              // iframe content document as response object:
              completeCallback(200, 'success', { iframe: response });
              // Fix for IE endless progress bar activity bug
              // (happens on form submits to iframe targets):
              $('<iframe src="' + initialIframeSrc + '"></iframe>').appendTo(
                form
              );
              window.setTimeout(function () {
                // Removing the form in a setTimeout call
                // allows Chrome's developer tools to display
                // the response result
                form.remove();
              }, 0);
            });
            form
              .prop('target', iframe.prop('name'))
              .prop('action', options.url)
              .prop('method', options.type);
            if (options.formData) {
              $.each(options.formData, function (index, field) {
                $('<input type="hidden"/>')
                  .prop('name', field.name)
                  .val(field.value)
                  .appendTo(form);
              });
            }
            if (
              options.fileInput &&
              options.fileInput.length &&
              options.type === 'POST'
            ) {
              fileInputClones = options.fileInput.clone();
              // Insert a clone for each file input field:
              options.fileInput.after(function (index) {
                return fileInputClones[index];
              });
              if (options.paramName) {
                options.fileInput.each(function (index) {
                  $(this).prop('name', paramNames[index] || options.paramName);
                });
              }
              // Appending the file input fields to the hidden form
              // removes them from their original location:
              form
                .append(options.fileInput)
                .prop('enctype', 'multipart/form-data')
                // enctype must be set as encoding for IE:
                .prop('encoding', 'multipart/form-data');
              // Remove the HTML5 form attribute from the input(s):
              options.fileInput.removeAttr('form');
            }
            window.setTimeout(function () {
              // Submitting the form in a setTimeout call fixes an issue with
              // Safari 13 not triggering the iframe load event after resetting
              // the load event handler, see also:
              // https://github.com/blueimp/jQuery-File-Upload/issues/3633
              form.submit();
              // Insert the file input fields at their original location
              // by replacing the clones with the originals:
              if (fileInputClones && fileInputClones.length) {
                options.fileInput.each(function (index, input) {
                  var clone = $(fileInputClones[index]);
                  // Restore the original name and form properties:
                  $(input)
                    .prop('name', clone.prop('name'))
                    .attr('form', clone.attr('form'));
                  clone.replaceWith(input);
                });
              }
            }, 0);
          });
          form.append(iframe).appendTo(document.body);
        },
        abort: function () {
          if (iframe) {
            // javascript:false as iframe src aborts the request
            // and prevents warning popups on HTTPS in IE6.
            iframe.off('load').prop('src', initialIframeSrc);
          }
          if (form) {
            form.remove();
          }
        }
      };
    }
  });

// The iframe transport returns the iframe content document as response.
  // The following adds converters from iframe to text, json, html, xml
  // and script.
  // Please note that the Content-Type for JSON responses has to be text/plain
  // or text/html, if the browser doesn't include application/json in the
  // Accept header, else IE will show a download dialog.
  // The Content-Type for XML responses on the other hand has to be always
  // application/xml or text/xml, so IE properly parses the XML response.
  // See also
  // https://github.com/blueimp/jQuery-File-Upload/wiki/Setup#content-type-negotiation
  $.ajaxSetup({
    converters: {
      'iframe text': function (iframe) {
        return iframe && $(iframe[0].body).text();
      },
      'iframe json': function (iframe) {
        return iframe && jsonAPI[jsonParse]($(iframe[0].body).text());
      },
      'iframe html': function (iframe) {
        return iframe && $(iframe[0].body).html();
      },
      'iframe xml': function (iframe) {
        var xmlDoc = iframe && iframe[0];
        return xmlDoc && $.isXMLDoc(xmlDoc)
          ? xmlDoc
          : $.parseXML(
              (xmlDoc.XMLDocument && xmlDoc.XMLDocument.xml) ||
                $(xmlDoc.body).html()
            );
      },
      'iframe script': function (iframe) {
        return iframe && $.globalEval($(iframe[0].body).text());
      }
    }
  });
});