text: /*
   * jQuery File Upload User Interface Plugin
   * https://github.com/blueimp/jQuery-File-Upload
   *
   * Copyright 2010, Sebastian Tschan
   * https://blueimp.net
   *
   * Licensed under the MIT license:
   * https://opensource.org/licenses/MIT
   */
  
  /* jshint nomen:false */
  /* global define, require, window */
  
  ;(function (factory) {
      'use strict';
      if (typeof define === 'function' && define.amd) {
          // Register as an anonymous AMD module:
          define([
              'jquery',
              'blueimp-tmpl',
              './jquery.fileupload-image',
              './jquery.fileupload-audio',
              './jquery.fileupload-video',
              './jquery.fileupload-validate'
          ], factory);
      } else if (typeof exports === 'object') {
          // Node/CommonJS:
          factory(
              require('jquery'),
              require('blueimp-tmpl'),
              require('./jquery.fileupload-image'),
              require('./jquery.fileupload-video'),
              require('./jquery.fileupload-validate')
          );
      } else {
          // Browser globals:
          factory(
              window.jQuery,
              window.tmpl
          );
      }
  }(function ($, tmpl) {
      'use strict';
  
      $.blueimp.fileupload.prototype._specialOptions.push(
          'filesContainer',
          'uploadTemplateId',
          'downloadTemplateId'
      );
  
      // The UI version extends the file upload widget
      // and adds complete user interface interaction:
      $.widget('blueimp.fileupload', $.blueimp.fileupload, {
  
          options: {
              // By default, files added to the widget are uploaded as soon
              // as the user clicks on the start buttons. To enable automatic
              // uploads, set the following option to true:
              autoUpload: false,
              // The ID of the upload template:
              uploadTemplateId: 'template-upload',
              // The ID of the download template:
              downloadTemplateId: 'template-download',
              // The container for the list of files. If undefined, it is set to
              // an element with class "files" inside of the widget element:
              filesContainer: undefined,
              // By default, files are appended to the files container.
              // Set the following option to true, to prepend files instead:
              prependFiles: false,
              // The expected data type of the upload response, sets the dataType
              // option of the $.ajax upload requests:
              dataType: 'json',
  
              // Error and info messages:
              messages: {
                  unknownError: 'Unknown error'
              },
  
              // Function returning the current number of files,
              // used by the maxNumberOfFiles validation:
              getNumberOfFiles: function () {
                  return this.filesContainer.children()
                      .not('.processing').length;
              },
  
              // Callback to retrieve the list of files from the server response:
              getFilesFromResponse: function (data) {
                  if (data.result && $.isArray(data.result.files)) {
                      return data.result.files;
                  }
                  return [];
              },
  
              // The add callback is invoked as soon as files are added to the fileupload
              // widget (via file input selection, drag & drop or add API call).
              // See the basic file upload widget for more information:
              add: function (e, data) {
                  if (e.isDefaultPrevented()) {
                      return false;
                  }
                  var $this = $(this),
                      that = $this.data('blueimp-fileupload') ||
                          $this.data('fileupload'),
                      options = that.options;
                  data.context = that._renderUpload(data.files)
                      .data('data', data)
                      .addClass('processing');
                  options.filesContainer[
                      options.prependFiles ? 'prepend' : 'append'
                  ](data.context);
                  that._forceReflow(data.context);
                  that._transition(data.context);
                  data.process(function () {
                      return $this.fileupload('process', data);
                  }).always(function () {
                      data.context.each(function (index) {
                          $(this).find('.size').text(
                              that._formatFileSize(data.files[index].size)
                          );
                      }).removeClass('processing');
                      that._renderPreviews(data);
                  }).done(function () {
                      data.context.find('.start').prop('disabled', false);
                      if ((that._trigger('added', e, data) !== false) &&
                              (options.autoUpload || data.autoUpload) &&
                              data.autoUpload !== false) {
                          data.submit();
                      }
                  }).fail(function () {
                      if (data.files.error) {
                          data.context.each(function (index) {
                              var error = data.files[index].error;
                              if (error) {
                                  $(this).find('.error').text(error);
                              }
                          });
                      }
                  });
              },
              // Callback for the start of each file upload request:
              send: function (e, data) {
                  if (e.isDefaultPrevented()) {
                      return false;
                  }
                  var that = $(this).data('blueimp-fileupload') ||
                          $(this).data('fileupload');
                  if (data.context && data.dataType &&
                          data.dataType.substr(0, 6) === 'iframe') {
                      // Iframe Transport does not support progress events.
                      // In lack of an indeterminate progress bar, we set
                      // the progress to 100%, showing the full animated bar:
                      data.context
                          .find('.progress').addClass(
                              !$.support.transition && 'progress-animated'
                          )
                          .attr('aria-valuenow', 100)
                          .children().first().css(
                              'width',
                              '100%'
                          );
                  }
                  return that._trigger('sent', e, data);
              },
              // Callback for successful uploads:
              done: function (e, data) {
                  if (e.isDefaultPrevented()) {
                      return false;
                  }
                  var that = $(this).data('blueimp-fileupload') ||
                          $(this).data('fileupload'),
                      getFilesFromResponse = data.getFilesFromResponse ||
                          that.options.getFilesFromResponse,
                      files = getFilesFromResponse(data),
                      template,
                      deferred;
                  if (data.context) {
                      data.context.each(function (index) {
                          var file = files[index] ||
                                  {error: 'Empty file upload result'};
                          deferred = that._addFinishedDeferreds();
                          that._transition($(this)).done(
                              function () {
                                  var node = $(this);
                                  template = that._renderDownload([file])
                                      .replaceAll(node);
                                  that._forceReflow(template);
                                  that._transition(template).done(
                                      function () {
                                          data.context = $(this);
                                          that._trigger('completed', e, data);
                                          that._trigger('finished', e, data);
                                          deferred.resolve();
                                      }
                                  );
                              }
                          );
                      });
                  } else {
                      template = that._renderDownload(files)[
                          that.options.prependFiles ? 'prependTo' : 'appendTo'
                      ](that.options.filesContainer);
                      that._forceReflow(template);
                      deferred = that._addFinishedDeferreds();
                      that._transition(template).done(
                          function () {
                              data.context = $(this);
                              that._trigger('completed', e, data);
                              that._trigger('finished', e, data);
                              deferred.resolve();
                          }
                      );
                  }
              },
              // Callback for failed (abort or error) uploads:
              fail: function (e, data) {
                  if (e.isDefaultPrevented()) {
                      return false;
                  }
                  var that = $(this).data('blueimp-fileupload') ||
                          $(this).data('fileupload'),
                      template,
                      deferred;
                  if (data.context) {
                      data.context.each(function (index) {
                          if (data.errorThrown !== 'abort') {
                              var file = data.files[index];
                              file.error = file.error || data.errorThrown ||
                                  data.i18n('unknownError');
                              deferred = that._addFinishedDeferreds();
                              that._transition($(this)).done(
                                  function () {
                                      var node = $(this);
                                      template = that._renderDownload([file])
                                          .replaceAll(node);
                                      that._forceReflow(template);
                                      that._transition(template).done(
                                          function () {
                                              data.context = $(this);
                                              that._trigger('failed', e, data);
                                              that._trigger('finished', e, data);
                                              deferred.resolve();
                                          }
                                      );
                                  }
                              );
                          } else {
                              deferred = that._addFinishedDeferreds();
                              that._transition($(this)).done(
                                  function () {
                                      $(this).remove();
                                      that._trigger('failed', e, data);
                                      that._trigger('finished', e, data);
                                      deferred.resolve();
                                  }
                              );
                          }
                      });
                  } else if (data.errorThrown !== 'abort') {
                      data.context = that._renderUpload(data.files)[
                          that.options.prependFiles ? 'prependTo' : 'appendTo'
                      ](that.options.filesContainer)
                          .data('data', data);
                      that._forceReflow(data.context);
                      deferred = that._addFinishedDeferreds();
                      that._transition(data.context).done(
                          function () {
                              data.context = $(this);
                              that._trigger('failed', e, data);
                              that._trigger('finished', e, data);
                              deferred.resolve();
                          }
                      );
                  } else {
                      that._trigger('failed', e, data);
                      that._trigger('finished', e, data);
                      that._addFinishedDeferreds().resolve();
                  }
              },
              // Callback for upload progress events:
              progress: function (e, data) {
                  if (e.isDefaultPrevented()) {
                      return false;
                  }
                  var progress = Math.floor(data.loaded / data.total * 100);
                  if (data.context) {
                      data.context.each(function () {
                          $(this).find('.progress')
                              .attr('aria-valuenow', progress)
                              .children().first().css(
                                  'width',
                                  progress + '%'
                              );
                      });
                  }
              },
              // Callback for global upload progress events:
              progressall: function (e, data) {
                  if (e.isDefaultPrevented()) {
                      return false;
                  }
                  var $this = $(this),
                      progress = Math.floor(data.loaded / data.total * 100),
                      globalProgressNode = $this.find('.fileupload-progress'),
                      extendedProgressNode = globalProgressNode
                          .find('.progress-extended');
                  if (extendedProgressNode.length) {
                      extendedProgressNode.html(
                          ($this.data('blueimp-fileupload') || $this.data('fileupload'))
                              ._renderExtendedProgress(data)
                      );
                  }
                  globalProgressNode
                      .find('.progress')
                      .attr('aria-valuenow', progress)
                      .children().first().css(
                          'width',
                          progress + '%'
                      );
              },
              // Callback for uploads start, equivalent to the global ajaxStart event:
              start: function (e) {
                  if (e.isDefaultPrevented()) {
                      return false;
                  }
                  var that = $(this).data('blueimp-fileupload') ||
                          $(this).data('fileupload');
                  that._resetFinishedDeferreds();
                  that._transition($(this).find('.fileupload-progress')).done(
                      function () {
                          that._trigger('started', e);
                      }
                  );
              },
              // Callback for uploads stop, equivalent to the global ajaxStop event:
              stop: function (e) {
                  if (e.isDefaultPrevented()) {
                      return false;
                  }
                  var that = $(this).data('blueimp-fileupload') ||
                          $(this).data('fileupload'),
                      deferred = that._addFinishedDeferreds();
                  $.when.apply($, that._getFinishedDeferreds())
                      .done(function () {
                          that._trigger('stopped', e);
                      });
                  that._transition($(this).find('.fileupload-progress')).done(
                      function () {
                          $(this).find('.progress')
                              .attr('aria-valuenow', '0')
                              .children().first().css('width', '0%');
                          $(this).find('.progress-extended').html('&nbsp;');
                          deferred.resolve();
                      }
                  );
              },
              processstart: function (e) {
                  if (e.isDefaultPrevented()) {
                      return false;
                  }
                  $(this).addClass('fileupload-processing');
              },
              processstop: function (e) {
                  if (e.isDefaultPrevented()) {
                      return false;
                  }
                  $(this).removeClass('fileupload-processing');
              },
              // Callback for file deletion:
              destroy: function (e, data) {
                  if (e.isDefaultPrevented()) {
                      return false;
                  }
                  var that = $(this).data('blueimp-fileupload') ||
                          $(this).data('fileupload'),
                      removeNode = function () {
                          that._transition(data.context).done(
                              function () {
                                  $(this).remove();
                                  that._trigger('destroyed', e, data);
                              }
                          );
                      };
                  if (data.url) {
                      data.dataType = data.dataType || that.options.dataType;
                      $.ajax(data).done(removeNode).fail(function () {
                          that._trigger('destroyfailed', e, data);
                      });
                  } else {
                      removeNode();
                  }
              }
          },
  
          _resetFinishedDeferreds: function () {
              this._finishedUploads = [];
          },
  
          _addFinishedDeferreds: function (deferred) {
              if (!deferred) {
                  deferred = $.Deferred();
              }
              this._finishedUploads.push(deferred);
              return deferred;
          },
  
          _getFinishedDeferreds: function () {
              return this._finishedUploads;
          },
  
          // Link handler, that allows to download files
          // by drag & drop of the links to the desktop:
          _enableDragToDesktop: function () {
              var link = $(this),
                  url = link.prop('href'),
                  name = link.prop('download'),
                  type = 'application/octet-stream';
              link.bind('dragstart', function (e) {
                  try {
                      e.originalEvent.dataTransfer.setData(
                          'DownloadURL',
                          [type, name, url].join(':')
                      );
                  } catch (ignore) {}
              });
          },
  
          _formatFileSize: function (bytes) {
              if (typeof bytes !== 'number') {
                  return '';
              }
              if (bytes >= 1000000000) {
                  return (bytes / 1000000000).toFixed(2) + ' GB';
              }
              if (bytes >= 1000000) {
                  return (bytes / 1000000).toFixed(2) + ' MB';
              }
              return (bytes / 1000).toFixed(2) + ' KB';
          },
  
          _formatBitrate: function (bits) {
              if (typeof bits !== 'number') {
                  return '';
              }
              if (bits >= 1000000000) {
                  return (bits / 1000000000).toFixed(2) + ' Gbit/s';
              }
              if (bits >= 1000000) {
                  return (bits / 1000000).toFixed(2) + ' Mbit/s';
              }
              if (bits >= 1000) {
                  return (bits / 1000).toFixed(2) + ' kbit/s';
              }
              return bits.toFixed(2) + ' bit/s';
          },
  
          _formatTime: function (seconds) {
              var date = new Date(seconds * 1000),
                  days = Math.floor(seconds / 86400);
              days = days ? days + 'd ' : '';
              return days +
                  ('0' + date.getUTCHours()).slice(-2) + ':' +
                  ('0' + date.getUTCMinutes()).slice(-2) + ':' +
                  ('0' + date.getUTCSeconds()).slice(-2);
          },
  
          _formatPercentage: function (floatValue) {
              return (floatValue * 100).toFixed(2) + ' %';
          },
  
          _renderExtendedProgress: function (data) {
              return this._formatBitrate(data.bitrate) + ' | ' +
                  this._formatTime(
                      (data.total - data.loaded) * 8 / data.bitrate
                  ) + ' | ' +
                  this._formatPercentage(
                      data.loaded / data.total
                  ) + ' | ' +
                  this._formatFileSize(data.loaded) + ' / ' +
                  this._formatFileSize(data.total);
          },
  
          _renderTemplate: function (func, files) {
              if (!func) {
                  return $();
              }
              var result = func({
                  files: files,
                  formatFileSize: this._formatFileSize,
                  options: this.options
              });
              if (result instanceof $) {
                  return result;
              }
              return $(this.options.templatesContainer).html(result).children();
          },
  
          _renderPreviews: function (data) {
              data.context.find('.preview').each(function (index, elm) {
                  $(elm).append(data.files[index].preview);
              });
          },
  
          _renderUpload: function (files) {
              return this._renderTemplate(
                  this.options.uploadTemplate,
                  files
              );
          },
  
          _renderDownload: function (files) {
              return this._renderTemplate(
                  this.options.downloadTemplate,
                  files
              ).find('a[download]').each(this._enableDragToDesktop).end();
          },
  
          _startHandler: function (e) {
              e.preventDefault();
              var button = $(e.currentTarget),
                  template = button.closest('.template-upload'),
                  data = template.data('data');
              button.prop('disabled', true);
              if (data && data.submit) {
                  data.submit();
              }
          },
  
          _cancelHandler: function (e) {
              e.preventDefault();
              var template = $(e.currentTarget)
                      .closest('.template-upload,.template-download'),
                  data = template.data('data') || {};
              data.context = data.context || template;
              if (data.abort) {
                  data.abort();
              } else {
                  data.errorThrown = 'abort';
                  this._trigger('fail', e, data);
              }
          },
  
          _deleteHandler: function (e) {
              e.preventDefault();
              var button = $(e.currentTarget);
              this._trigger('destroy', e, $.extend({
                  context: button.closest('.template-download'),
                  type: 'DELETE'
              }, button.data()));
          },
  
          _forceReflow: function (node) {
              return $.support.transition && node.length &&
                  node[0].offsetWidth;
          },
  
          _transition: function (node) {
              var dfd = $.Deferred();
              if ($.support.transition && node.hasClass('fade') && node.is(':visible')) {
                  node.bind(
                      $.support.transition.end,
                      function (e) {
                          // Make sure we don't respond to other transitions events
                          // in the container element, e.g. from button elements:
                          if (e.target === node[0]) {
                              node.unbind($.support.transition.end);
                              dfd.resolveWith(node);
                          }
                      }
                  ).toggleClass('show');
              } else {
                  node.toggleClass('show');
                  dfd.resolveWith(node);
              }
              return dfd;
          },
  
          _initButtonBarEventHandlers: function () {
              var fileUploadButtonBar = this.element.find('.fileupload-buttonbar'),
                  filesList = this.options.filesContainer;
              this._on(fileUploadButtonBar.find('.start'), {
                  click: function (e) {
                      e.preventDefault();
                      filesList.find('.start').click();
                  }
              });
              this._on(fileUploadButtonBar.find('.cancel'), {
                  click: function (e) {
                      e.preventDefault();
                      filesList.find('.cancel').click();
                  }
              });
              this._on(fileUploadButtonBar.find('.delete'), {
                  click: function (e) {
                      e.preventDefault();
                      filesList.find('.toggle:checked')
                          .closest('.template-download')
                          .find('.delete').click();
                      fileUploadButtonBar.find('.toggle')
                          .prop('checked', false);
                  }
              });
              this._on(fileUploadButtonBar.find('.toggle'), {
                  change: function (e) {
                      filesList.find('.toggle').prop(
                          'checked',
                          $(e.currentTarget).is(':checked')
                      );
                  }
              });
          },
  
          _destroyButtonBarEventHandlers: function () {
              this._off(
                  this.element.find('.fileupload-buttonbar')
                      .find('.start, .cancel, .delete'),
                  'click'
              );
              this._off(
                  this.element.find('.fileupload-buttonbar .toggle'),
                  'change.'
              );
          },
  
          _initEventHandlers: function () {
              this._super();
              this._on(this.options.filesContainer, {
                  'click .start': this._startHandler,
                  'click .cancel': this._cancelHandler,
                  'click .delete': this._deleteHandler
              });
              this._initButtonBarEventHandlers();
          },
  
          _destroyEventHandlers: function () {
              this._destroyButtonBarEventHandlers();
              this._off(this.options.filesContainer, 'click');
              this._super();
          },
  
          _enableFileInputButton: function () {
              this.element.find('.fileinput-button input')
                  .prop('disabled', false)
                  .parent().removeClass('disabled');
          },
  
          _disableFileInputButton: function () {
              this.element.find('.fileinput-button input')
                  .prop('disabled', true)
                  .parent().addClass('disabled');
          },
  
          _initTemplates: function () {
              var options = this.options;
              options.templatesContainer = this.document[0].createElement(
                  options.filesContainer.prop('nodeName')
              );
              if (tmpl) {
                  if (options.uploadTemplateId) {
                      options.uploadTemplate = tmpl(options.uploadTemplateId);
                  }
                  if (options.downloadTemplateId) {
                      options.downloadTemplate = tmpl(options.downloadTemplateId);
                  }
              }
          },
  
          _initFilesContainer: function () {
              var options = this.options;
              if (options.filesContainer === undefined) {
                  options.filesContainer = this.element.find('.files');
              } else if (!(options.filesContainer instanceof $)) {
                  options.filesContainer = $(options.filesContainer);
              }
          },
  
          _initSpecialOptions: function () {
              this._super();
              this._initFilesContainer();
              this._initTemplates();
          },
  
          _create: function () {
              this._super();
              this._resetFinishedDeferreds();
              if (!$.support.fileInput) {
                  this._disableFileInputButton();
              }
          },
  
          enable: function () {
              var wasDisabled = false;
              if (this.options.disabled) {
                  wasDisabled = true;
              }
              this._super();
              if (wasDisabled) {
                  this.element.find('input, button').prop('disabled', false);
                  this._enableFileInputButton();
              }
          },
  
          disable: function () {
              if (!this.options.disabled) {
                  this.element.find('input, button').prop('disabled', true);
                  this._disableFileInputButton();
              }
              this._super();
          }
  
      });
  
  }));
  