# Source: src/js/views/metadata/EML211View.js

    define(['underscore', 'jquery', 'backbone',
      'views/metadata/ScienceMetadataView',
      'views/metadata/EMLGeoCoverageView',
      'views/metadata/EMLPartyView',
      'views/metadata/EMLMethodsView',
      'views/metadata/EMLTempCoverageView',
      'models/metadata/eml211/EML211',
      'models/metadata/eml211/EMLGeoCoverage',
      'models/metadata/eml211/EMLKeywordSet',
      'models/metadata/eml211/EMLParty',
      'models/metadata/eml211/EMLProject',
      'models/metadata/eml211/EMLText',
      'models/metadata/eml211/EMLTaxonCoverage',
      'models/metadata/eml211/EMLTemporalCoverage',
      'models/metadata/eml211/EMLMethods',
      'text!templates/metadata/eml.html',
      'text!templates/metadata/eml-people.html',
      'text!templates/metadata/EMLPartyCopyMenu.html',
      'text!templates/metadata/metadataOverview.html',
      'text!templates/metadata/dates.html',
      'text!templates/metadata/locationsSection.html',
      'text!templates/metadata/taxonomicCoverage.html',
      'text!templates/metadata/taxonomicClassificationTable.html',
      'text!templates/metadata/taxonomicClassificationRow.html',
      'text!templates/metadata/data-sensitivity.html'],
      function (_, $, Backbone,
        ScienceMetadataView, EMLGeoCoverageView, EMLPartyView, EMLMethodsView, EMLTempCoverageView,
        EML, EMLGeoCoverage, EMLKeywordSet, EMLParty, EMLProject, EMLText, EMLTaxonCoverage,
        EMLTemporalCoverage, EMLMethods, Template, PeopleTemplate, EMLPartyCopyMenuTemplate, OverviewTemplate,
        DatesTemplate, LocationsTemplate, TaxonomicCoverageTemplate, TaxonomicClassificationTable, TaxonomicClassificationRow,
        DataSensitivityTemplate) {

        /**
        * @class EMLView
        * @classdesc An EMLView renders an editable view of an EML 2.1.1 document
        * @classcategory Views/Metadata
        * @extends ScienceMetadataView
        */
        var EMLView = ScienceMetadataView.extend(
          /** @lends EMLView */{

            type: "EML211",

            el: '#metadata-container',

            events: {
              "change .text": "updateText",

              "change .basic-text": "updateBasicText",
              "keyup  .basic-text.new": "addBasicText",
              "mouseover .basic-text-row .remove": "previewTextRemove",
              "mouseout .basic-text-row .remove": "previewTextRemove",

              "change .pubDate input": "updatePubDate",
              "focusout .pubDate input": "showPubDateValidation",

              "keyup .eml-geocoverage.new": "updateLocations",

              "change .taxonomic-coverage": "updateTaxonCoverage",
              "keyup .taxonomic-coverage .new input": "addNewTaxon",
              "keyup .taxonomic-coverage .new select": "addNewTaxon",
              "focusout .taxonomic-coverage tr": "showTaxonValidation",
              "click .taxonomic-coverage-row .remove": "removeTaxonRank",
              "mouseover .taxonomic-coverage .remove": "previewTaxonRemove",
              "mouseout .taxonomic-coverage .remove": "previewTaxonRemove",

              "change .keywords": "updateKeywords",
              "keyup .keyword-row.new input": "addNewKeyword",
              "mouseover .keyword-row .remove": "previewKeywordRemove",
              "mouseout .keyword-row .remove": "previewKeywordRemove",

              "change .usage": "updateRadioButtons",

              "change .funding": "updateFunding",
              "keyup .funding.new": "addFunding",
              "mouseover .funding-row .remove": "previewFundingRemove",
              "mouseout .funding-row .remove": "previewFundingRemove",
              "keyup .funding.error": "handleFundingTyping",

              "click .side-nav-item": "switchSection",

              "keyup .eml-party.new": "handlePersonTyping",
              "change #new-party-menu": "chooseNewPersonType",
              "click .eml-party .copy": "showCopyPersonMenu",
              "click #copy-party-save": "copyPerson",
              "click .eml-party .remove": "removePerson",
              "click .eml-party .move-up": "movePersonUp",
              "click .eml-party .move-down": "movePersonDown",

              "click input.annotation" : "addAnnotation",

              "click  .remove": "handleRemove"
            },

            /* A list of the subviews */
            subviews: [],

            /* The active section in the view - can only be the section name (e.g. overview, people)
             * The active section is highlighted in the table of contents and is scrolled to when the page loads
             */
            activeSection: "overview",

            /* The visible section in the view - can either be the section name (e.g. overview, people) or "all"
             * The visible section is the ONLY section that is displayed. If set to all, all sections are displayed.
             */
            visibleSection: "overview",

            /* Templates */
            template: _.template(Template),
            overviewTemplate: _.template(OverviewTemplate),
            dataSensitivityTemplate: _.template(DataSensitivityTemplate),
            datesTemplate: _.template(DatesTemplate),
            locationsTemplate: _.template(LocationsTemplate),
            taxonomicCoverageTemplate: _.template(TaxonomicCoverageTemplate),
            taxonomicClassificationTableTemplate: _.template(TaxonomicClassificationTable),
            taxonomicClassificationRowTemplate: _.template(TaxonomicClassificationRow),
            copyPersonMenuTemplate: _.template(EMLPartyCopyMenuTemplate),
            peopleTemplate: _.template(PeopleTemplate),

            /**
            * jQuery selector for the element that contains the Data Sensitivity section.
            * @type {string}
            */
            dataSensitivityContainerSelector: "#data-sensitivity-container",

            /**
             * An array of literal objects to describe each type of EML Party. This property has been moved to
             * {@link EMLParty#partyTypes} as of 2.21.0 and will soon be deprecated.
             * @type {object[]}
             * @deprecated
             * @since 2.15.0
             */
            partyTypes: EMLParty.prototype.partyTypes,

            initialize: function (options) {

              //Set up all the options
              if (typeof options == "undefined") var options = {};

              //The EML Model and ID
              this.model = options.model || new EML();
              if (!this.model.get("id") && options.id) this.model.set("id", options.id);

              //Get the current mode
              this.edit = options.edit || false;

              return this;
            },

            /* Render the view */
            render: function () {
              MetacatUI.appModel.set('headerType', 'default');

              //Render the basic structure of the page and table of contents
              this.$el.html(this.template({
                activeSection: this.activeSection,
                visibleSection: this.visibleSection
              }));
              this.$container = this.$(".metadata-container");

              //Render all the EML sections when the model is synced
              this.renderAllSections();
              if (!this.model.get("synced"))
                this.listenToOnce(this.model, "sync", this.renderAllSections);

              //Listen to updates on the data package collections
              _.each(this.model.get("collections"), function (dataPackage) {
                if (dataPackage.type != "DataPackage") return;

                // When the data package has been saved, render the EML again.
                // This is needed because the EML model validate & serialize functions may
                // automatically make changes, such as adding a contact and creator
                // if none is supplied by the user.
                this.listenTo(dataPackage.packageModel, "successSaving", this.renderAllSections);
              }, this);

              return this;
            },

            renderAllSections: function () {
              this.renderOverview();
              this.renderPeople();
              this.renderDates();
              this.renderLocations();
              this.renderTaxa();
              this.renderMethods();
              this.renderProject();
              this.renderSharing();

              //Scroll to the active section
              if (this.activeSection != "overview") {
                MetacatUI.appView.scrollTo(this.$(".section." + this.activeSection));
              }

              //When scrolling through the metadata, highlight the side navigation
              var view = this;
              $(document).scroll(function () {
                view.highlightTOC.call(view);
              });

            },

            /*
             * Renders the Overview section of the page
             */
            renderOverview: function () {
              //Get the overall view mode
              var edit = this.edit;

              var view = this;

              //Append the empty layout
              var overviewEl = this.$container.find(".overview");
              $(overviewEl).html(this.overviewTemplate());

              //Title
              this.renderTitle();
              this.listenTo(this.model, "change:title", this.renderTitle);

              //Data Sensitivity
              this.renderDataSensitivity();

              //Abstract
              _.each(this.model.get("abstract"), function (abs) {
                var abstractEl = this.createEMLText(abs, edit, "abstract");

                //Add the abstract element to the view
                $(overviewEl).find(".abstract").append(abstractEl);
              }, this);

              if (!this.model.get("abstract").length) {
                var abstractEl = this.createEMLText(null, edit, "abstract");

                //Add the abstract element to the view
                $(overviewEl).find(".abstract").append(abstractEl);
              }

              //Keywords
              //Iterate over each keyword and add a text input for the keyword value and a dropdown menu for the thesaurus
              _.each(this.model.get("keywordSets"), function (keywordSetModel) {
                _.each(keywordSetModel.get("keywords"), function (keyword) {
                  this.addKeyword(keyword, keywordSetModel.get("thesaurus"));
                }, this);
              }, this);

              //Add a new keyword row
              this.addKeyword();

              //Alternate Ids
              var altIdsEls = this.createBasicTextFields("alternateIdentifier", "Add a new alternate identifier");
              $(overviewEl).find(".altids").append(altIdsEls);

              //Usage
              //Find the model value that matches a radio button and check it
              // Note the replace() call removing newlines and replacing them with a single space
              // character. This is a temporary hack to fix https://github.com/NCEAS/metacatui/issues/128
              if (this.model.get("intellectualRights"))
                this.$(".checkbox .usage[value='" + this.model.get("intellectualRights").replace(/\r?\n|\r/g, ' ') + "']").prop("checked", true);

              //Funding
              this.renderFunding();

              // pubDate
              // BDM: This isn't a createBasicText call because that helper
              // assumes multiple values for the category
              // TODO: Consider a re-factor of createBasicText
              var pubDateInput = $(overviewEl).find("input.pubDate").val(this.model.get("pubDate"));

              //Initialize all the tooltips
              this.$(".tooltip-this").tooltip();

            },

            renderTitle: function () {
              var titleEl = this.createBasicTextFields("title", "Example: Greater Yellowstone Rivers from 1:126,700 U.S. Forest Service Visitor Maps (1961-1983)", false);
              this.$container.find(".overview").find(".title-container").html(titleEl);
            },

            /**
            * Renders the Data Sensitivity section of the Editor using the data-sensitivity.html template.
            * @fires EML211View#editorInputsAdded
            */
            renderDataSensitivity: function(){
              try{

                //If Data Sensitivity questions are disabled in the AppConfig, exit before rendering
                if( !MetacatUI.appModel.get("enableDataSensitivityInEditor") ){
                  return;
                }

                var container = this.$(this.dataSensitivityContainerSelector),
                    view = this;

                if(!container.length){
                  container = $(`<div id="data-sensitivity-container"></div>`);
                  this.$(".section.overview").append(container);
                }

                require(['text!../img/icons/datatags/check-tag.svg', 'text!../img/icons/datatags/alert-tag.svg'], function(checkTagIcon, alertTagIcon){
                  container.html(view.dataSensitivityTemplate({
                    checkTagIcon: checkTagIcon,
                    alertTagIcon: alertTagIcon
                  }));

                  //Initialize all the tooltips
                  view.$(".tooltip-this").tooltip();

                  //Check the radio button that is already selected, per the EML
                  let annotations = view.model.getDataSensitivity();

                  if(annotations && annotations.length && typeof annotations[0].get == "function"){
                    let annotationValue = annotations[0].get("valueURI");
                    container.find("[value='" + annotationValue + "']").prop("checked", true);
                  }

                  //Trigger the editorInputsAdded event which will let other parts of the app,
                  // such as the EditorView, know that new inputs are on the page
                  view.trigger("editorInputsAdded");

                });
              }
              catch(e){
                console.error("Could not render the Data Sensitivity section: ", e);
              }

            },

            /*
             * Renders the People section of the page
             */
            renderPeople: function () {

              var view = this,
                model = view.model;

              this.peopleSection = this.$(".section[data-section='people']");

              // Empty the people section in case we are re-rendering people
              // Insert the people template
              this.peopleSection.html(this.peopleTemplate());

              // Create a dropdown menu for adding new person types
              this.renderPeopleDropdown();

              EMLParty.prototype.partyTypes.forEach(function (partyType) {

                // Make sure that there are no container elements saved
                // in the partyType array, since we may need to re-create the
                // containers the hold the rendered EMLParty information.
                partyType.containerEl = null;

                // Any party type that is listed as a role in EMLParty "roleOptions" is saved
                // in the EML model as an associated party. The isAssociatedParty property
                // is used for other parts of the EML211View.
                if (new EMLParty().get("roleOptions").includes(partyType.dataCategory)) {
                  partyType.isAssociatedParty = true;
                } else {
                  partyType.isAssociatedParty = false;
                }

                // Get the array of party members for the given partyType from the EML model
                var parties = this.model.getPartiesByType(partyType.dataCategory);

                // If no parties exist for the given party type, but one is required,
                // (e.g. for contact and creator), then create one from the user's information.
                if (!parties?.length && partyType.createFromUser){

                  var newParty = new EMLParty({
                    type: partyType.isAssociatedParty ? "associatedParty" : partyType.dataCategory,
                    roles: partyType.isAssociatedParty ? [partyType.dataCategory] : [],
                    parentModel: model
                  });
                  newParty.createFromUser();
                  model.addParty(newParty);
                  parties = [newParty]

                }

                // Render each party of this type
                if (parties.length) {
                  parties.forEach(function (party) {
                    this.renderPerson(party, partyType.dataCategory);
                  }, this);
                }
                //If there are no parties of this type but they are required, then render a new empty person for this type
                else if(MetacatUI.appModel.get("emlEditorRequiredFields")[partyType.dataCategory]){
                  this.renderPerson(null, partyType.dataCategory);
                }

              }, this);

              // Render a new blank party form at the very bottom of the people section.
              // This allows the user to start entering details for a person before they've
              // selected the party type.
              this.renderPerson(null, "new");

              // Initialize the tooltips
              this.$("input.tooltip-this").tooltip({
                placement: "top",
                title: function () {
                  return $(this).attr("data-title") || $(this).attr("placeholder")
                },
                delay: 1000
              });

            },

            /**
             * Creates and renders the dropdown at the bottom of the people section
             * that allows the user to create a new party type category. The dropdown
             * menu is saved to the view as view.partyMenu.
             * @since 2.15.0
             */
            renderPeopleDropdown: function () {

              try {

                var helpText = "Optionally add other contributors, collaborators, and maintainers of this dataset.",
                  placeholderText = "Choose new person or organization role ...";

                this.partyMenu = $(document.createElement("select"))
                  .attr("id", "new-party-menu")
                  .addClass("header-dropdown");

                //Add the first option to the menu, which works as a label
                this.partyMenu.append($(document.createElement("option")).text(placeholderText));

                //Add some help text for the menu
                this.partyMenu.attr("title", helpText);

                //Add a container element for the new party
                this.newPartyContainer = $(document.createElement("div"))
                  .attr("data-attribute", "new")
                  .addClass("row-striped");

                //For each party type, add it to the menu as an option
                EMLParty.prototype.partyTypes.forEach(function (partyType) {
                  $(this.partyMenu).append($(document.createElement("option"))
                    .val(partyType.dataCategory)
                    .text(partyType.label))
                }, this);

                // Add the menu and new party element to the page
                this.peopleSection.append(this.partyMenu, this.newPartyContainer);

              } catch (error) {
                console.log("Error creating the menu for adding new party categories, error message: " + error);
              }

            },

            /**
             * Render the information provided for a given EML party in the party section.
             *
             * @param  {EMLParty} emlParty - the EMLParty model to render. If set to null, a new EML party will be created for the given party type.
             * @param  {string} partyType - The party type for which to render a new EML party. E.g. "creator", "coPrincipalInvestigator", etc.
             */
            renderPerson: function (emlParty, partyType) {

              // Whether or not this is a new emlParty model
              var isNew = false;

              //If no model is given, create a new model
              if (!emlParty) {

                var emlParty = new EMLParty({
                  parentModel: this.model
                });

                //Mark this model as new
                isNew = true;

                // Find the party type or role based on the type given.
                // Update the model.
                if (partyType) {
                  var partyTypeProperties = _.findWhere(EMLParty.prototype.partyTypes, { dataCategory: partyType });
                  if (partyTypeProperties) {
                    if (partyTypeProperties.isAssociatedParty) {
                      var newRoles = _.clone(emlParty.get("roles"));
                      newRoles.push(partyType);
                      emlParty.set("roles", newRoles);
                    } else {
                      emlParty.set("type", partyType);
                    }
                  }
                }

              }
              else {

                //Get the party type, if it was not sent as a parameter
                if (!partyType || !partyType.length) {
                  var partyType = emlParty.get("type");
                  if (partyType == "associatedParty" || !partyType || !partyType.length) {
                    partyType = emlParty.get("roles");
                  }
                }

              }

              // partyType is a string when if it's a 'type' and an array if it's 'roles'
              // If it's a string, convert to an array for the subsequent _.each() function
              if (typeof partyType == "string") {
                partyType = [partyType]
              }

              _.each(partyType, function (partyType) {

                // The container for this specific party type
                var container = null;

                if (partyType === "new") {
                  container = this.newPartyContainer;
                } else {
                  var partyTypeProperties = _.findWhere(EMLParty.prototype.partyTypes, { dataCategory: partyType });
                  if (partyTypeProperties) {
                    container = partyTypeProperties.containerEl;
                  }
                }

                //See if this view already exists
                if (!isNew && container && container.length && emlParty) {
                  var partyView;

                  _.each(container.find(".eml-party"), function (singlePartyEl) {
                    //If this EMLPartyView element is for the current model, then get the View
                    if ($(singlePartyEl).data("model") == emlParty)
                      partyView = $(singlePartyEl).data("view");
                  });

                  //If a partyView was found, just rerender it and exit
                  if (partyView) {
                    partyView.render();
                    return;
                  }
                }

                // If this person type is not on the page yet, add it.
                // For now, this only adds the first role if person has multiple roles.
                if (!container || !container.length) {
                  container = this.addNewPersonType(partyType);
                }

                //If there still is no partyView found, create a new one
                var partyView = new EMLPartyView({
                  model: emlParty,
                  edit: this.edit,
                  isNew: isNew
                });

                if (isNew) {
                  container.append(partyView.render().el);
                } else {
                  if (container.find(".new").length)
                    container.find(".new").before(partyView.render().el);
                  else
                    container.append(partyView.render().el);
                }

              }, this);

            },

            /*
             * This function reacts to the user typing a new person in the person section (an EMLPartyView)
             */
            handlePersonTyping: function (e) {

              var container = $(e.target).parents(".eml-party"),
                emlParty = container.length ? container.data("model") : null,
                partyType = container.length && emlParty ? emlParty.get("roles")[0] || emlParty.get("type") : null;
                partyTypeProperties = _.findWhere(EMLParty.prototype.partyTypes, { dataCategory: partyType }),
                numPartyForms = this.$("[data-attribute='" + partyType + "'] .eml-party").length,
                numNewPartyForms = this.$("[data-attribute='" + partyType + "'] .eml-party.new").length;

              // If there is already a form to enter a new party for this party type, don't add another one
              if (numNewPartyForms > 1) return;

              // If there is a limit to how many party types can be added for this type,
              // don't add more forms than is allowed
              if (partyTypeProperties && partyTypeProperties.limit) {
                return
              }

              // Render a form to enter information for a new person
              this.renderPerson(null, partyType);

            },

            /*
             * This function is called when someone chooses a new person type from the dropdown list
             */
            chooseNewPersonType: function (e) {

              var partyType = $(e.target).val();

              if (!partyType) return;

              //Get the form and model
              var partyForm = this.newPartyContainer,
                partyModel = partyForm.find(".eml-party").data("model").clone(),
                partyTypeProperties = _.findWhere(EMLParty.prototype.partyTypes, { dataCategory: partyType });

              // Remove this type from the dropdown menu
              this.partyMenu.find("[value='" + partyType + "']").remove();

              if (!partyModel.isEmpty()) {
                //Update the model
                if (partyTypeProperties.isAssociatedParty) {
                  var newRoles = _.clone(partyModel.get("roles"));
                  newRoles.push(partyType);
                  partyModel.set("roles", newRoles);
                } else {
                  partyModel.set("type", partyType);
                }
                if (partyModel.isValid()) {
                  partyModel.mergeIntoParent();
                  // Add the person of that type (a section will be added if required)
                  this.renderPerson(partyModel, partyType);
                  // Clear and re-render the new person form
                  partyForm.empty();
                  this.renderPerson(null, "new");
                }
                else {
                  partyForm.find(".eml-party").data("view").showValidation();
                }
              } else {
                this.addNewPersonType(partyType);
              }

            },

            /*
             * addNewPersonType - Adds a header and container to the People section for the given party type/role,
             * @return {JQuery} Returns the HTML element that contains each rendered EML Party for the given party type.
             */
            addNewPersonType: function (partyType) {

              if (!partyType) return;

              var partyTypeProperties = _.findWhere(EMLParty.prototype.partyTypes, { dataCategory: partyType });

              if (!partyTypeProperties) {
                return
              }

              // If there is already a view for this person type, don't re-add it.
              if (partyTypeProperties.containerEl) {
                return
              }

              // Container element to hold all parties of this type
              var outerContainer = $(document.createElement("div")).addClass("party-type-container");

              // Add a new header for the party type,
              // plus an icon and spot for validation messages
              var header = $(document.createElement("h4"))
                .text(partyTypeProperties.label)
                .append("<i class='required-icon hidden' data-category='" + partyType + "'></i>");

              outerContainer.append(header);

              // If there is a description, add that to the container as well
              if (partyTypeProperties.description) {
                outerContainer.append('<p class="subtle">' + partyTypeProperties.description + '</p>');
              }

              //Remove this type from the dropdown menu
              this.partyMenu.find("[value='" + partyType + "']").remove();

              //Add the new party container
              partyTypeProperties.containerEl = $(document.createElement("div"))
                .attr("data-attribute", partyType)
                .attr("data-category", partyType)
                .addClass("row-striped");
              let notification=document.createElement("p");
              notification.className="notification";
              notification.setAttribute("data-category", partyType);
              partyTypeProperties.containerEl.append(notification);
              outerContainer.append(partyTypeProperties.containerEl);

              // Add in the new party type container just before the dropdown
              this.partyMenu.before(outerContainer);

              // Add a blank form to the new person type section, unless the max number
              // for this party type has already been reached (e.g. when a new person type
              // is added after copying from another type)
              if (
                typeof partyTypeProperties.limit !== "number" ||
                (this.model.getPartiesByType(partyType).length < partyTypeProperties.limit)
              ) {
                this.renderPerson(null, partyType);
              }

              return partyTypeProperties.containerEl
            },

            /*
             * showCopyPersonMenu: Displays a modal window to the user with a list of roles that they can
             * copy this person to
             */
            showCopyPersonMenu: function (e) {

              //Get the EMLParty to copy
              var partyToCopy = $(e.target).parents(".eml-party").data("model"),
                menu = this.$("#copy-person-menu");

              //Check if the modal window menu has been created already
              if (!menu.length) {

                //Create the modal window menu from the template
                menu = $(this.copyPersonMenuTemplate());

                //Add to the DOM
                this.$el.append(menu);

                //Initialize the modal
                menu.modal();
              }
              else {
                //Reset all the checkboxes
                menu.find("input:checked").prop("checked", false);
                menu.find(".disabled")
                  .prop("disabled", false)
                  .removeClass("disabled")
                  .parent(".checkbox")
                  .attr("title", "");
              }

              //Disable the roles this person is already in
              var currentRoles = partyToCopy.get("roles");
              if (!currentRoles || !currentRoles.length) {
                currentRoles = partyToCopy.get("type");
              }
              // "type" is a string and "roles" is an array.
              // so that we can use _.each() on both, convert "type" to an array
              if (typeof currentRoles === "string") {
                currentRoles = [currentRoles];
              }

              _.each(currentRoles, function (currentRole) {

                var partyTypeProperties = _.findWhere(EMLParty.prototype.partyTypes, { dataCategory: currentRole }),
                  label = partyTypeProperties ? partyTypeProperties.label : "";

                menu.find("input[value='" + currentRole + "']")
                  .prop("disabled", "disabled")
                  .addClass("disabled")
                  .parent(".checkbox")
                  .attr("title", "This person is already in the " + label + " list.");

              }, this);

              // If the maximum number of parties has already been for this party type,
              // then don't allow adding more.

              var partiesWithLimits = _.filter(EMLParty.prototype.partyTypes, function (partyType) {
                return typeof partyType.limit === "number"
              });

              partiesWithLimits.forEach(function (partyType) {

                // See how many parties already exist for this type
                var existingParties = this.model.getPartiesByType(partyType.dataCategory);

                if (
                  existingParties &&
                  existingParties.length &&
                  existingParties.length >= partyType.limit
                ) {
                  var names = _.map(existingParties, function (partyModel) {
                    var name = partyModel.getName();
                    if (name) {
                      return name
                    } else {
                      return "Someone"
                    }
                  });
                  var sep = names.length === 2 ? " and " : ", ",
                    beVerbNames = names.length > 1 ? "are" : "is",
                    beVerbLimit = partyType.limit > 1 ? "are" : "is",
                    title = names.join(sep) + " " + beVerbNames + " already listed as " +
                      partyType.dataCategory + ". (Only " + partyType.limit + " " +
                      beVerbLimit + " is allowed.)";

                  menu.find("input[value='" + partyType.dataCategory + "']")
                    .prop("disabled", "disabled")
                    .addClass("disabled")
                    .parent(".checkbox")
                    .attr("title", title);

                }
              }, this);

              //Attach the EMLParty to the menu DOMs
              menu.data({
                EMLParty: partyToCopy
              });

              //Show the modal window menu now
              menu.modal("show");
            },

            /*
             * copyPerson: Gets the selected checkboxes from the copy person menu and copies the EMLParty
             * to those new roles
             */
            copyPerson: function () {

              //Get all the checked boxes
              var checkedBoxes = this.$("#copy-person-menu input:checked"),
                //Get the EMLParty to copy
                partyToCopy = this.$("#copy-person-menu").data("EMLParty");

              //For each selected role,
              _.each(checkedBoxes, function (checkedBox) {

                //Get the roles
                var role = $(checkedBox).val(),
                  partyTypeProperties = _.findWhere(EMLParty.prototype.partyTypes, { dataCategory: role });

                //Create a new EMLParty model
                var newPerson = new EMLParty();
                // Copy the attributes from the original person
                // and set it on the new person
                newPerson.set(partyToCopy.copyValues());

                //If the new role is an associated party ...
                if (partyTypeProperties.isAssociatedParty) {
                  newPerson.set("type", "associatedParty");
                  newPerson.set("roles", [role]);
                }
                //If the new role is not an associated party...
                else {
                  newPerson.set("type", role);
                  newPerson.set("roles", newPerson.defaults().role);
                }

                //Add this new EMLParty to the EML model
                this.model.addParty(newPerson);

                // Add a view for the copied person
                this.renderPerson(newPerson);

              }, this);

              //If there was at least one copy created, then trigger the change event
              if (checkedBoxes.length) {
                this.model.trickleUpChange();
              }

            },

            removePerson: function (e) {
              e.preventDefault();

              //Get the party view el, view, and model
              var partyEl = $(e.target).parents(".eml-party"),
                partyView = partyEl.data("view"),
                partyToRemove = partyEl.data("model");

              //If there is no model found, we have nothing to do, so exit
              if (!partyToRemove) return false;

              //Call removeParty on the EML211 model to remove this EMLParty
              this.model.removeParty(partyToRemove);

              //Let the EMLPartyView remove itself
              partyView.remove();

            },

            /**
             * Attempt to move the current person (Party) one index backward (up).
             *
             * @param {EventHandler} e: The click event handler
             */
            movePersonUp: function (e) {
              e.preventDefault();

              // Get the party view el, view, and model
              var partyEl = $(e.target).parents(".eml-party"),
                model = partyEl.data("model"),
                next = $(partyEl).prev().not(".new");

              if (next.length === 0) {
                return;
              }

              // Remove current view, create and insert a new one for the model
              $(partyEl).remove();

              var newView = new EMLPartyView({
                model: model,
                edit: this.edit
              });

              $(next).before(newView.render().el);

              // Move the party down within the model too
              this.model.movePartyUp(model);
              this.model.trickleUpChange();
            },

            /**
             * Attempt to move the current person (Party) one index forward (down).
             *
             * @param {EventHandler} e: The click event handler
             */
            movePersonDown: function (e) {
              e.preventDefault();

              // Get the party view el, view, and model
              var partyEl = $(e.target).parents(".eml-party"),
                model = partyEl.data("model"),
                next = $(partyEl).next().not(".new");

              if (next.length === 0) {
                return;
              }

              // Remove current view, create and insert a new one for the model
              $(partyEl).remove();

              var newView = new EMLPartyView({
                model: model,
                edit: this.edit
              });

              $(next).after(newView.render().el);

              // Move the party down within the model too
              this.model.movePartyDown(model);
              this.model.trickleUpChange();
            },

            /*
               * Renders the Dates section of the page
               */
            renderDates: function () {

              //Add a header
              this.$(".section.dates").html($(document.createElement("h2")).text("Dates"));

              _.each(this.model.get('temporalCoverage'), function (model) {

                var tempCovView = new EMLTempCoverageView({
                  model: model,
                  isNew: false,
                  edit: this.edit
                });

                tempCovView.render();

                this.$(".section.dates").append(tempCovView.el);

              }, this);

              if (!this.model.get('temporalCoverage').length) {
                var tempCovView = new EMLTempCoverageView({
                  isNew: true,
                  edit: this.edit,
                  model: new EMLTemporalCoverage({ parentModel: this.model })
                });

                tempCovView.render();

                this.$(".section.dates").append(tempCovView.el);
              }

            },

            /*
               * Renders the Locations section of the page
               */
            renderLocations: function () {
              var locationsSection = this.$(".section.locations");

              //Add the Locations header
              locationsSection.html(this.locationsTemplate());
              var locationsTable = locationsSection.find(".locations-table");

              //Render an EMLGeoCoverage view for each EMLGeoCoverage model
              _.each(this.model.get("geoCoverage"), function (geo, i) {
                //Create an EMLGeoCoverageView
                var geoView = new EMLGeoCoverageView({
                  model: geo,
                  edit: this.edit
                });

                //Render the view
                geoView.render();

                geoView.$el.find(".remove-container").append(this.createRemoveButton(null, "geoCoverage", ".eml-geocoverage", ".locations-table"));

                //Add the locations section to the page
                locationsTable.append(geoView.el);

                //Listen to validation events
                this.listenTo(geo, "valid", this.updateLocationsError);

                //Save it in our subviews array
                this.subviews.push(geoView);
              }, this);

              //Now add one empty row to enter a new geo coverage
              if (this.edit) {
                var newGeoModel = new EMLGeoCoverage({ parentModel: this.model, isNew: true }),
                  newGeoView = new EMLGeoCoverageView({
                    edit: true,
                    model: newGeoModel,
                    isNew: true
                  });
                locationsTable.append(newGeoView.render().el);
                newGeoView.$el.find(".remove-container").append(this.createRemoveButton(null, "geoCoverage", ".eml-geocoverage", ".locations-table"));

                //Listen to validation events
                this.listenTo(newGeoModel, "valid", this.updateLocationsError);
              }
            },

            /*
               * Renders the Taxa section of the page
               */
            renderTaxa: function () {
              this.$(".section.taxa").html($(document.createElement("h2")).text("Taxa"));

              var taxonomy = this.model.get('taxonCoverage');

              // Render a set of tables for each taxonomicCoverage
              if (typeof taxonomy !== "undefined" && (Array.isArray(taxonomy) && taxonomy.length)) {
                for (var i = 0; i < taxonomy.length; i++) {
                  this.$(".section.taxa").append(this.createTaxonomicCoverage(taxonomy[i]));
                }
              } else {
                // Create a new one
                var taxonCov = new EMLTaxonCoverage({
                  parentModel: this.model
                });

                this.model.set('taxonCoverage', [taxonCov], { silent: true });

                this.$(".section.taxa").append(this.createTaxonomicCoverage(taxonCov));
              }

              // updating the indexes of taxa-tables before rendering the information on page(view).
              var taxaNums = this.$(".editor-header-index");
              for (var i = 0; i < taxaNums.length; i++) {
                $(taxaNums[i]).text(i + 1);
              }
            },

            /*
             * Renders the Methods section of the page
             */
            renderMethods: function () {
              var methodsModel = this.model.get("methods");

              if (!methodsModel) {
                methodsModel = new EMLMethods({ edit: this.edit, parentModel: this.model });
              }

              this.$(".section.methods").html(new EMLMethodsView({
                model: methodsModel,
                edit: this.edit,
                parentEMLView: this
              }).render().el);
            },

            /*
               * Renders the Projcet section of the page
               */
            renderProject: function () {

            },

            /*
               * Renders the Sharing section of the page
               */
            renderSharing: function () {

            },

            /*
             * Renders the funding field of the EML
             */
            renderFunding: function () {
              //Funding
              var funding = this.model.get("project") ? this.model.get("project").get("funding") : [];

              //Clear the funding section
              $(".section.overview .funding").empty();

              //Create the funding input elements
              _.each(funding, function (fundingItem, i) {

                this.addFunding(fundingItem);

              }, this);

              //Add a blank funding input
              this.addFunding();
            },

            /*
             * Adds a single funding input row. Can either be called directly or used as an event callback
             */
            addFunding: function (argument) {
              if (this.edit) {

                if (typeof argument == "string")
                  var value = argument;
                else if (!argument)
                  var value = "";
                //Don't add another new funding input if there already is one
                else if (!value && (typeof argument == "object") && !$(argument.target).is(".new"))
                  return;
                else if ((typeof argument == "object") && argument.target) {
                  var event = argument;

                  // Don't add a new funding row if the current one is empty
                  if ($(event.target).val().trim() === "") return;
                }

                var fundingInput = $(document.createElement("input"))
                  .attr("type", "text")
                  .attr("data-category", "funding")
                  .addClass("span12 funding hover-autocomplete-target")
                  .attr("placeholder", "Search for NSF awards by keyword or enter custom funding information")
                  .val(value),
                  hiddenFundingInput = fundingInput.clone().attr("type", "hidden").val(value).attr("id", "").addClass("hidden"),
                  loadingSpinner = $(document.createElement("i")).addClass("icon icon-spinner input-icon icon-spin subtle hidden");

                //Append all the elements to a container
                var containerEl = $(document.createElement("div"))
                  .addClass("ui-autocomplete-container funding-row")
                  .append(fundingInput,
                    loadingSpinner,
                    hiddenFundingInput);

                if (!value) {
                  $(fundingInput).addClass("new");

                  if (event) {
                    $(event.target).parents("div.funding-row").append(this.createRemoveButton('project', 'funding', '.funding-row', 'div.funding-container'));
                    $(event.target).removeClass("new");
                  }
                } else { // Add a remove button if this is a non-new funding element
                  $(containerEl).append(this.createRemoveButton('project', 'funding', '.funding-row', 'div.funding-container'));
                }

                var view = this;

                //Setup the autocomplete widget for the funding input
                fundingInput.autocomplete({
                  source: function (request, response) {
                    var beforeRequest = function () {
                      loadingSpinner.show();
                    }

                    var afterRequest = function () {
                      loadingSpinner.hide();
                    }

                    return MetacatUI.appLookupModel.getGrantAutocomplete(request, response, beforeRequest, afterRequest)
                  },
                  select: function (e, ui) {
                    e.preventDefault();

                    var value = "NSF Award " + ui.item.value + " (" + ui.item.label + ")";
                    hiddenFundingInput.val(value);
                    fundingInput.val(value);

                    $(".funding .ui-helper-hidden-accessible").hide();
                    loadingSpinner.css("top", "5px");

                    view.updateFunding(e);

                  },
                  position: {
                    my: "left top",
                    at: "left bottom",
                    of: fundingInput,
                    collision: "fit"
                  },
                  appendTo: containerEl,
                  minLength: 3
                });

                this.$(".funding-container").append(containerEl);
              }
            },

            previewFundingRemove: function (e) {
              $(e.target).parents(".funding-row").toggleClass("remove-preview");
            },

            handleFundingTyping: function (e) {
              var fundingInput = $(e.target);

              //If the funding value is at least one character
              if (fundingInput.val().length > 0) {
                //Get rid of the error styling in this row
                fundingInput.parent(".funding-row").children().removeClass("error");

                //If this was the only funding input with an error, we can safely remove the error message
                if (!this.$("input.funding.error").length)
                  this.$("[data-category='funding'] .notification").removeClass("error").text("");
              }
            },

            addKeyword: function (keyword, thesaurus) {
              if (typeof keyword != "string" || !keyword) {
                var keyword = "";

                //Only show one new keyword row at a time
                if ((this.$(".keyword.new").length == 1) && !this.$(".keyword.new").val())
                  return;
                else if (this.$(".keyword.new").length > 1)
                  return;
              }

              //Create the keyword row HTML
              var row = $(document.createElement("div")).addClass("row-fluid keyword-row"),
                keywordInput = $(document.createElement("input")).attr("type", "text").addClass("keyword span10").attr("placeholder", "Add one new keyword"),
                thesInput = $(document.createElement("select")).addClass("thesaurus span2"),
                thesOptionExists = false,
                removeButton;

              // Piece together the inputs
              row.append(keywordInput, thesInput);

              //Create the thesaurus options dropdown menu
              _.each(MetacatUI.appModel.get("emlKeywordThesauri"), function (option) {

                var optionEl = $(document.createElement("option")).val(option.thesaurus).text(option.label);
                thesInput.append(optionEl);

                if (option.thesaurus == thesaurus) {
                  optionEl.prop("selected", true);
                  thesOptionExists = true;
                }
              });

              //Add a "None" option, which is always in the dropdown
              thesInput.prepend($(document.createElement("option")).val("None").text("None"));

              if (thesaurus == "None" || !thesaurus) {
                thesInput.val("None");
              }
              //If this keyword is from a custom thesaurus that is NOT configured in this App, AND
              // there is an option with the same label, then remove the option so it doesn't look like a duplicate.
              else if (!thesOptionExists && _.findWhere(MetacatUI.appModel.get("emlKeywordThesauri"), { label: thesaurus })) {
                var duplicateOptions = thesInput.find("option:contains(" + thesaurus + ")");
                duplicateOptions.each(function (i, option) {
                  if ($(option).text() == thesaurus && !$(option).prop("selected")) {
                    $(option).remove();
                  }
                });
              }
              //If this keyword is from a custom thesaurus that is NOT configured in this App, then show it as a custom option
              else if (!thesOptionExists) {
                thesInput.append($(document.createElement("option")).val(thesaurus).text(thesaurus).prop("selected", true));
              }

              if (!keyword)
                row.addClass("new");
              else {

                //Set the keyword value on the text input
                keywordInput.val(keyword);

                // Add a remove button unless this is the .new keyword
                row.append(this.createRemoveButton(null, 'keywordSets', 'div.keyword-row', 'div.keywords'));
              }

              this.$(".keywords").append(row);
            },

            addNewKeyword: function (e) {
              if ($(e.target).val().trim() === "") return;

              $(e.target).parents(".keyword-row").first().removeClass("new");

              // Add in a remove button
              $(e.target).parents(".keyword-row").append(this.createRemoveButton(null, 'keywordSets', 'div.keyword-row', 'div.keywords'));

              var row = $(document.createElement("div")).addClass("row-fluid keyword-row new").data({ model: new EMLKeywordSet() }),
                keywordInput = $(document.createElement("input")).attr("type", "text").addClass("keyword span10"),
                thesInput = $(document.createElement("select")).addClass("thesaurus span2");

              row.append(keywordInput, thesInput);

              //Create the thesaurus options dropdown menu
              _.each(MetacatUI.appModel.get("emlKeywordThesauri"), function (option) {
                thesInput.append($(document.createElement("option")).val(option.thesaurus).text(option.label));
              });

              //Add a "None" option, which is always in the dropdown
              thesInput.prepend($(document.createElement("option")).val("None").text("None").prop("selected", true));

              this.$(".keywords").append(row);
            },

            previewKeywordRemove: function (e) {
              var row = $(e.target).parents(".keyword-row").toggleClass("remove-preview");
            },

            /*
             * Update the funding info when the form is changed
             */
            updateFunding: function (e) {
              if (!e) return;

              var row = $(e.target).parent(".funding-row").first(),
                rowNum = this.$(".funding-row").index(row),
                input = $(row).find("input"),
                isNew = $(row).is(".new");

              var newValue = isNew ? $(e.target).siblings("input.hidden").val() : $(e.target).val();

              newValue = this.model.cleanXMLText(newValue);

              if (typeof newValue == "string") {
                newValue = newValue.trim();
              }

              //If there is no project model
              if (!this.model.get("project")) {
                var model = new EMLProject({ parentModel: this.model });
                this.model.set("project", model);
              }
              else
                var model = this.model.get("project");

              var currentFundingValues = model.get("funding");

              //If the new value is an empty string, then remove that index in the array
              if (typeof newValue == "string" && newValue.trim().length == 0) {
                currentFundingValues = currentFundingValues.splice(rowNum, 1);
              }
              else {
                currentFundingValues[rowNum] = newValue;
              }

              if (isNew && newValue != '') {
                $(row).removeClass("new");

                // Add in a remove button
                $(e.target).parent().append(this.createRemoveButton('project', 'funding', '.funding-row', 'div.funding-container'));

                this.addFunding();
              }

              this.model.trickleUpChange();

            },

            //TODO: Comma and semi-colon separate keywords
            updateKeywords: function (e) {

              var keywordSets = this.model.get("keywordSets"),
                newKeywordSets = [];

              //Get all the keywords in the view
              _.each(this.$(".keyword-row"), function (thisRow) {
                var thesaurus = this.model.cleanXMLText($(thisRow).find("select").val()),
                  keyword = this.model.cleanXMLText($(thisRow).find("input").val());

                if (!keyword) return;

                var keywordSet = _.find(newKeywordSets, function (keywordSet) {
                  return keywordSet.get("thesaurus") == thesaurus;
                });

                if (typeof keywordSet != "undefined") {
                  keywordSet.get("keywords").push(keyword);
                }
                else {
                  newKeywordSets.push(new EMLKeywordSet({
                    parentModel: this.model,
                    keywords: [keyword],
                    thesaurus: thesaurus
                  }));
                }

              }, this);

              //Update the EML model
              this.model.set("keywordSets", newKeywordSets);

              if (e) {
                var row = $(e.target).parent(".keyword-row");

                //Add a new row when the user has added a new keyword just now
                if (row.is(".new")) {
                  row.removeClass("new");
                  row.append(this.createRemoveButton(null, "keywordSets", "div.keyword-row", "div.keywords"));
                  this.addKeyword();
                }
              }
            },

            /*
             * Update the EML Geo Coverage models and views when the user interacts with the locations section
             */
            updateLocations: function (e) {
              if (!e) return;

              e.preventDefault();

              var viewEl = $(e.target).parents(".eml-geocoverage"),
                geoCovModel = viewEl.data("model");

              //If the EMLGeoCoverage is new
              if (viewEl.is(".new")) {

                if (this.$(".eml-geocoverage.new").length > 1)
                  return;

                //Render the new geo coverage view
                var newGeo = new EMLGeoCoverageView({
                  edit: this.edit,
                  model: new EMLGeoCoverage({ parentModel: this.model, isNew: true }),
                  isNew: true
                });
                this.$(".locations-table").append(newGeo.render().el);
                newGeo.$el.find(".remove-container").append(this.createRemoveButton(null, "geoCoverage", ".eml-geocoverage", ".locations-table"));

                //Unmark the view as new
                viewEl.data("view").notNew();

                //Get the EMLGeoCoverage model attached to this EMlGeoCoverageView
                var geoModel = viewEl.data("model"),
                  //Get the current EMLGeoCoverage models set on the parent EML model
                  currentCoverages = this.model.get("geoCoverage");

                //Add this new geo coverage model to the parent EML model
                if (Array.isArray(currentCoverages)) {
                  if (!_.contains(currentCoverages, geoModel)) {
                    currentCoverages.push(geoModel);
                    this.model.trigger("change:geoCoverage");
                  }
                }
                else {
                  currentCoverages = [currentCoverages, geoModel];
                  this.model.set("geoCoverage", currentCoverages);
                }
              }
            },

            /*
             * If all the EMLGeoCoverage models are valid, remove the error messages for the Locations section
             */
            updateLocationsError: function () {
              var allValid = _.every(this.model.get("geoCoverage"), function (geoCoverageModel) {

                return geoCoverageModel.isValid();

              });

              if (allValid) {
                this.$(".side-nav-item.error[data-category='geoCoverage']")
                  .removeClass("error")
                  .find(".icon.error").hide();
                this.$(".section[data-section='locations'] .notification.error")
                  .removeClass("error")
                  .text("");
              }

            },

            /*
               * Creates the text elements
               */
            createEMLText: function (textModel, edit, category) {

              if (!textModel && edit) {
                return $(document.createElement("textarea"))
                  .attr("data-category", category)
                  .addClass("xlarge text");
              }
              else if (!textModel && !edit) {
                return $(document.createElement("div"))
                  .attr("data-category", category);
              }

              //Get the EMLText from the EML model
              var finishedEl;

              //Get the text attribute from the EMLText model
              var paragraphs = textModel.get("text"),
                paragraphsString = "";

              //If the text should be editable,
              if (edit) {
                //Format the paragraphs with carriage returns between paragraphs
                paragraphsString = paragraphs.join(String.fromCharCode(13));

                //Create the textarea element
                finishedEl = $(document.createElement("textarea"))
                  .addClass("xlarge text")
                  .attr("data-category", category)
                  .html(paragraphsString);
              }
              else {
                //Format the paragraphs with HTML
                _.each(paragraphs, function (p) {
                  paragraphsString += "<p>" + p + "</p>";
                });

                //Create a div
                finishedEl = $(document.createElement("div"))
                  .attr("data-category", category)
                  .append(paragraphsString);
              }

              $(finishedEl).data({ model: textModel });

              //Return the finished DOM element
              return finishedEl;
            },

            /*
             * Updates a basic text field in the EML after the user changes the value
             */
            updateText: function (e) {
              if (!e) return false;

              var category = $(e.target).attr("data-category"),
                currentValue = this.model.get(category),
                textModel = $(e.target).data("model"),
                value = this.model.cleanXMLText($(e.target).val());

              //We can't update anything without a category
              if (!category) return false;

              //Get the list of paragraphs - checking for carriage returns and line feeds
              var paragraphsCR = value.split(String.fromCharCode(13));
              var paragraphsLF = value.split(String.fromCharCode(10));

              //Use the paragraph list that has the most
              var paragraphs = (paragraphsCR > paragraphsLF) ? paragraphsCR : paragraphsLF;

              //If this category isn't set yet, then create a new EMLText model
              if (!textModel) {

                //Get the current value for this category and create a new EMLText model
                var newTextModel = new EMLText({ text: paragraphs, parentModel: this.model });

                // Save the new model onto the underlying DOM node
                $(e.target).data({ "model": newTextModel });

                //Set the new EMLText model on the EML model
                if (Array.isArray(currentValue)) {
                  currentValue.push(newTextModel);
                  this.model.trigger("change:" + category);
                  this.model.trigger("change");
                }
                else {
                  this.model.set(category, newTextModel);
                }

              }
              //Update the existing EMLText model
              else {

                //If there are no paragraphs or all the paragraphs are empty...
                if (!paragraphs.length || _.every(paragraphs, function (p) { return p.trim() == "" })) {

                  //Remove this text model from the array of text models since it is empty
                  var newValue = _.without(currentValue, textModel);
                  this.model.set(category, newValue);

                }
                else {

                  textModel.set("text", paragraphs);
                  textModel.trigger("change:text");

                  //Is this text model set on the EML model?
                  if (Array.isArray(currentValue) && !_.contains(currentValue, textModel)) {

                    //Push this text model into the array of EMLText models
                    currentValue.push(textModel);
                    this.model.trigger("change:" + category);
                    this.model.trigger("change");

                  }

                }

              }

            },

            /*
             * Creates and returns an array of basic text input field for editing
             */
            createBasicTextFields: function (category, placeholder) {

              var textContainer = $(document.createElement("div")).addClass("text-container"),
                modelValues = this.model.get(category),
                textRow; // Holds the DOM for each field

              //Format as an array
              if (!Array.isArray(modelValues) && modelValues) modelValues = [modelValues];

              //For each value in this category, create an HTML element with the value inserted
              _.each(modelValues, function (value, i, allModelValues) {
                if (this.edit) {
                  var textRow = $(document.createElement("div")).addClass("basic-text-row"),
                    input = $(document.createElement("input"))
                      .attr("type", "text")
                      .attr("data-category", category)
                      .addClass("basic-text");
                  textRow.append(input.clone().val(value));

                  if (category != "title")
                    textRow.append(this.createRemoveButton(null, category, 'div.basic-text-row', 'div.text-container'));

                  textContainer.append(textRow);

                  //At the end, append an empty input for the user to add a new one
                  if (i + 1 == allModelValues.length && category != "title") {
                    var newRow = $($(document.createElement("div")).addClass("basic-text-row"));
                    newRow.append(input.clone().addClass("new").attr("placeholder", placeholder || "Add a new " + category));
                    textContainer.append(newRow);
                  }

                }
                else {
                  textContainer.append($(document.createElement("div"))
                    .addClass("basic-text-row")
                    .attr("data-category", category)
                    .text(value));
                }
              }, this);

              if ((!modelValues || !modelValues.length) && this.edit) {
                var input = $(document.createElement("input"))
                  .attr("type", "text")
                  .attr("data-category", category)
                  .addClass("basic-text new")
                  .attr("placeholder", placeholder || "Add a new " + category);

                textContainer.append($(document.createElement("div")).addClass("basic-text-row").append(input));
              }

              return textContainer;
            },

            updateBasicText: function (e) {
              if (!e) return false;

              //Get the category, new value, and model
              var category = $(e.target).attr("data-category"),
                value = this.model.cleanXMLText($(e.target).val()),
                model = $(e.target).data("model") || this.model;

              //We can't update anything without a category
              if (!category) return false;

              //Get the current value
              var currentValue = model.get(category);

              //Insert the new value into the array
              if (Array.isArray(currentValue)) {

                //Find the position this text input is in
                var position = $(e.target).parents("div.text-container").first().children("div").index($(e.target).parent());

                //Set the value in that position in the array
                currentValue[position] = value;

                //Set the changed array on this model
                model.set(category, currentValue);
                model.trigger("change:" + category);

              }
              //Update the model if the current value is a string
              else if (typeof currentValue == "string") {
                model.set(category, [value]);
                model.trigger("change:" + category);
              }
              else if (!currentValue) {
                model.set(category, [value]);
                model.trigger("change:" + category);
              }

              //Add another blank text input
              if ($(e.target).is(".new") && value != '' && category != "title") {
                $(e.target).removeClass("new");
                this.addBasicText(e);
              }

              // Trigger a change on the entire package
              MetacatUI.rootDataPackage.packageModel.set("changed", true);

            },

            /* One-off handler for updating pubDate on the model when the form
            input changes. Fairly similar but just a pared down version of
            updateBasicText. */
            updatePubDate: function (e) {
              if (!e) return false;

              this.model.set('pubDate', $(e.target).val().trim());
              this.model.trigger("change");

              // Trigger a change on the entire package
              MetacatUI.rootDataPackage.packageModel.set("changed", true);
            },

            /*
             * Adds a basic text input
             */
            addBasicText: function (e) {
              var category = $(e.target).attr("data-category"),
                allBasicTexts = $(".basic-text.new[data-category='" + category + "']");

              //Only show one new row at a time
              if ((allBasicTexts.length == 1) && !allBasicTexts.val())
                return;
              else if (allBasicTexts.length > 1)
                return;
              //We are only supporting one title right now
              else if (category == "title")
                return;

              //Add another blank text input
              var newRow = $(document.createElement("div")).addClass("basic-text-row");

              newRow.append($(document.createElement("input"))
                .attr("type", "text")
                .attr("data-category", category)
                .attr("placeholder", $(e.target).attr("placeholder"))
                .addClass("new basic-text"));

              $(e.target).parent().after(newRow);

              $(e.target).after(this.createRemoveButton(null, category, '.basic-text-row', "div.text-container"));
            },

            previewTextRemove: function (e) {
              $(e.target).parents(".basic-text-row").toggleClass("remove-preview");
            },

            // publication date validation.
            isDateFormatValid: function (dateString) {

              //Date strings that are four characters should be a full year. Make sure all characters are numbers
              if (dateString.length == 4) {
                var digits = dateString.match(/[0-9]/g);
                return (digits.length == 4)
              }
              //Date strings that are 10 characters long should be a valid date
              else {
                var dateParts = dateString.split("-");

                if (dateParts.length != 3 || dateParts[0].length != 4 || dateParts[1].length != 2 || dateParts[2].length != 2)
                  return false;

                dateYear = dateParts[0];
                dateMonth = dateParts[1];
                dateDay = dateParts[2];

                // Validating the values for the date and month if in YYYY-MM-DD format.
                if (dateMonth < 1 || dateMonth > 12)
                  return false;
                else if (dateDay < 1 || dateDay > 31)
                  return false;
                else if ((dateMonth == 4 || dateMonth == 6 || dateMonth == 9 || dateMonth == 11) && dateDay == 31)
                  return false;
                else if (dateMonth == 2) {
                  // Validation for leap year dates.
                  var isleap = (dateYear % 4 == 0 && (dateYear % 100 != 0 || dateYear % 400 == 0));
                  if ((dateDay > 29) || (dateDay == 29 && !isleap))
                    return false;
                }

                var digits = _.filter(dateParts, function (part) {
                  return (part.match(/[0-9]/g).length == part.length);
                });

                return (digits.length == 3);
              }
            },

            /* Event handler for showing validation messaging for the pubDate input
            which has to conform to the EML yearDate type (YYYY or YYYY-MM-DD) */
            showPubDateValidation: function (e) {
              var container = $(e.target).parents(".pubDate").first(),
                input = $(e.target),
                messageEl = $(container).find('.notification'),
                value = input.val(),
                errors = [];

              // Remove existing error borders and notifications
              input.removeClass("error");
              messageEl.text("");
              messageEl.removeClass("error");

              if (value != "" && value.length > 0) {
                if (!this.isDateFormatValid(value)) {
                  errors.push("The value entered for publication date, '" +
                    value +
                    "' is not a valid value for this field. Enter either a year (e.g. 2017) or a date in the format YYYY-MM-DD.");

                  input.addClass("error")
                }
              }

              if (errors.length > 0) {
                messageEl.text(errors[0]).addClass("error");
              }
            },

            // Creates a table to hold a single EMLTaxonCoverage element (table) for
            // each root-level taxonomicClassification
            createTaxonomicCoverage: function (coverage) {
              var finishedEls = $(this.taxonomicCoverageTemplate({
                generalTaxonomicCoverage: coverage.get('generalTaxonomicCoverage') || ""
              })),
                coverageEl = finishedEls.filter(".taxonomic-coverage");

              coverageEl.data({ model: coverage });

              var classifications = coverage.get("taxonomicClassification");

              // Makes a table... for the root level
              for (var i = 0; i < classifications.length; i++) {
                coverageEl.append(this.createTaxonomicClassifcationTable(classifications[i]));
              }

              // Create a new, blank table for another taxonomicClassification
              var newTableEl = this.createTaxonomicClassifcationTable();

              coverageEl.append(newTableEl);

              return finishedEls;
            },

            createTaxonomicClassifcationTable: function (classification) {

              // updating the taxonomic table indexes before adding a new table to the page.
              var taxaNums = this.$(".editor-header-index");
              for (var i = 0; i < taxaNums.length; i++) {
                $(taxaNums[i]).text(i + 1);
              }

              // Adding the taxoSpeciesCounter to the table header for enhancement of the view
              var finishedEl = $('<div class="row-striped root-taxonomic-classification-container"></div>');
              $(finishedEl).append('<h6>Species <span class="editor-header-index">' + (taxaNums.length + 1) + '</span> </h6>');

              // Add a remove button if this is not a new table
              if (!(typeof classification === "undefined")) {
                $(finishedEl).append(this.createRemoveButton('taxonCoverage', 'taxonomicClassification', '.root-taxonomic-classification-container', '.taxonomic-coverage'));
              }

              var tableEl = $(this.taxonomicClassificationTableTemplate());
              var tableBodyEl = $(document.createElement("tbody"));

              var queue = [classification],
                rows = [],
                cur;

              while (queue.length > 0) {
                cur = queue.pop();

                // I threw this in here so I can this function without an
                // argument to generate a new table from scratch
                if (typeof cur === "undefined") {
                  continue;
                }

                rows.push({
                  'taxonRankName': cur.taxonRankName.toLowerCase(),
                  'taxonRankValue': cur.taxonRankValue
                });

                if (cur.taxonomicClassification) {
                  for (var i = 0; i < cur.taxonomicClassification.length; i++) {
                    queue.push(cur.taxonomicClassification[i]);
                  }
                }
              }

              for (var j = 0; j < rows.length; j++) {
                tableBodyEl.append(this.taxonomicClassificationRowTemplate(rows[j]));
              }

              var newRowEl = $(this.taxonomicClassificationRowTemplate({
                taxonRankName: '',
                taxonRankValue: ''
              }));

              $(newRowEl).addClass("new");
              $(tableBodyEl).append(newRowEl);
              $(tableEl).append(tableBodyEl);

              // Add the new class to the entire table if it's a new one
              if (typeof classification === "undefined") {
                $(tableEl).addClass("new");
              }

              $(finishedEl).append(tableEl);

              return finishedEl;
            },

            /* Update the underlying model and DOM for an EML TaxonomicCoverage
            section. This method handles updating the underlying TaxonomicCoverage
            models when the user changes form fields as well as inserting new
            form fields automatically when the user needs them.

            Since a dataset has multiple TaxonomicCoverage elements at the dataset
            level, each Taxonomic Coverage is represented by a table element and
            all taxonomicClassifications within are rows in that table.

            TODO: Finish this function
            TODO: Link this function into the DOM
            */
            updateTaxonCoverage: function (options) {

              if (options.target) {
                var e = options;

                /*  Getting `model` here is different than in other places because
                  the thing being updated is an `input` or `select` element which
                  is part of a `taxonomicClassification`. The model is
                  `TaxonCoverage` which has one or more
                  `taxonomicClassifications`. So we have to walk up to the
                  hierarchy from input < td < tr < tbody < table < div to get at
                  the underlying TaxonCoverage model.
                */
                var coverage = $(e.target).parents(".taxonomic-coverage"),
                  classificationEl = $(e.target).parents(".root-taxonomic-classification"),
                  model = $(coverage).data("model") || this.model,
                  category = $(e.target).attr("data-category"),
                  value = this.model.cleanXMLText($(e.target).val());

                //We can't update anything without a coverage, or
                //classification
                if (!coverage) return false;
                if (!classificationEl) return false;

                // Use `category` to determine if we're updating the generalTaxonomicCoverage or
                // the taxonomicClassification
                if (category && category === "generalTaxonomicCoverage") {
                  model.set('generalTaxonomicCoverage', value);

                  return;
                }
              }
              else {
                var coverage = options.coverage,
                  model = $(coverage).data("model");
              }

              // Find all of the root-level taxonomicClassifications
              var classificationTables = $(coverage).find(".root-taxonomic-classification");

              if (!classificationTables) return false;

              //TODO :This should probably (at least) be in its own View and
              //definitely refactored into tidy functions.*/

              var rows,
                collectedClassifications = [];

              for (var i = 0; i < classificationTables.length; i++) {

                rows = $(classificationTables[i]).find("tbody tr");

                if (!rows) continue;

                var topLevelClassification = {},
                  classification = topLevelClassification,
                  currentRank,
                  currentValue;

                for (var j = 0; j < rows.length; j++) {

                  currentRank = this.model.cleanXMLText($(rows[j]).find("select").val()) || "";
                  currentValue = this.model.cleanXMLText($(rows[j]).find("input").val()) || "";

                  // Skip over rows with empty Rank or Value
                  if (!currentRank.length || !currentValue.length) {
                    continue;
                  }

                  //After the first row, start nesting taxonomicClassification objectss
                  if (j > 0) {
                    classification.taxonomicClassification = [{}];
                    classification = classification.taxonomicClassification[0];
                  }

                  // Add it to the classification object
                  classification.taxonRankName = currentRank;
                  classification.taxonRankValue = currentValue;

                }

                //Add the top level classification to the array
                if (Object.keys(topLevelClassification).length)
                  collectedClassifications.push(topLevelClassification);
              }

              if (!(_.isEqual(collectedClassifications, model.get('taxonomicClassification')))) {
                model.set('taxonomicClassification', collectedClassifications);
                this.model.trigger("change");
              }

              // Handle adding new tables and rows
              // Do nothing if the value isn't set
              if (value) {
                // Add a new row if this is itself a new row
                if ($(e.target).parents("tr").first().is(".new")) {
                  var newRowEl = $(this.taxonomicClassificationRowTemplate({
                    taxonRankName: '',
                    taxonRankValue: ''
                  })).addClass("new");

                  $(e.target).parents("tbody").first().append(newRowEl);
                  $(e.target).parents("tr").first().removeClass("new");
                }

                // Add a new classification table if this is itself a new table
                if ($(classificationEl).is(".new")) {
                  $(classificationEl).removeClass("new");
                  $(classificationEl).append(this.createRemoveButton('taxonCoverage', 'taxonomicClassification', '.root-taxonomic-classification-container', '.taxonomic-coverage'));
                  $(coverage).append(this.createTaxonomicClassifcationTable());
                }
              }
            },

            /*
             * Adds a new row and/or table to the taxonomic coverage section
             */
            addNewTaxon: function (e) {
              // Don't do anything if the current classification doesn't have new content
              if ($(e.target).val().trim() === "") return;

              // If the row is new, add a new row to the table
              if ($(e.target).parents("tr").is(".new")) {
                var newRow = $(this.taxonomicClassificationRowTemplate({
                  taxonRankName: '',
                  taxonRankValue: ''
                }))
                  .addClass("new");

                //Append the new row and remove the new class from the old row
                $(e.target).parents("tr").removeClass("new").after(newRow);
              }
            },

            removeTaxonRank: function (e) {
              var row = $(e.target).parents(".taxonomic-coverage-row"),
                coverageEl = $(row).parents(".taxonomic-coverage"),
                view = this;

              //Animate the row away and then remove it
              row.slideUp("fast", function () {
                row.remove();
                view.updateTaxonCoverage({ coverage: coverageEl });
              });
            },

            /*
             * After the user focuses out, show validation help, if needed
             */
            showTaxonValidation: function (e) {

              //Get the text inputs and select menus
              var row = $(e.target).parents("tr"),
                allInputs = row.find("input, select"),
                tableContainer = $(e.target).parents("table"),
                errorInputs = [];

              //If none of the inputs have a value and this is a new row, then do nothing
              if (_.every(allInputs, function (i) { return !i.value }) && row.is(".new"))
                return;

              //Add the error styling to any input with no value
              _.each(allInputs, function (input) {
                // Keep track of the number of clicks of each input element so we only show the
                // error message after the user has focused on both input elements
                if (!input.value)
                  errorInputs.push(input);
              });

              if (errorInputs.length) {

                //Show the error message after a brief delay
                setTimeout(function () {
                  //If the user focused on another element in the same row, don't do anything
                  if (_.contains(allInputs, document.activeElement))
                    return;

                  //Add the error styling
                  $(errorInputs).addClass("error");

                  //Add the error message
                  if (!tableContainer.prev(".notification").length) {
                    tableContainer.before($(document.createElement("p"))
                      .addClass("error notification")
                      .text("Enter a rank name AND value in each row."));
                  }

                }, 200);
              }
              else {
                allInputs.removeClass("error");

                if (!tableContainer.find(".error").length)
                  tableContainer.prev(".notification").remove();
              }

            },

            previewTaxonRemove: function (e) {
              var removeBtn = $(e.target);

              if (removeBtn.parent().is(".root-taxonomic-classification")) {
                removeBtn.parent().toggleClass("remove-preview");
              }
              else {
                removeBtn.parents(".taxonomic-coverage-row").toggleClass("remove-preview");
              }

            },

            updateRadioButtons: function (e) {
              //Get the element of this radio button set that is checked
              var choice = this.$("[name='" + $(e.target).attr("name") + "']:checked").val();

              if (typeof choice == "undefined" || !choice)
                this.model.set($(e.target).attr("data-category"), "");
              else
                this.model.set($(e.target).attr("data-category"), choice);

              this.model.trickleUpChange();
            },

            /*
             * Switch to the given section
             */
            switchSection: function (e) {
              if (!e) return;

              e.preventDefault();

              var clickedEl = $(e.target),
                section = clickedEl.attr("data-section") ||
                  clickedEl.children("[data-section]").attr("data-section") ||
                  clickedEl.parents("[data-section]").attr("data-section");

              if (this.visibleSection == "all")
                this.scrollToSection(section);
              else {
                this.$(".section." + this.activeSection).hide()
                this.$(".section." + section).show();

                this.highlightTOC(section);

                this.activeSection = section;
                this.visibleSection = section;

                $("body").scrollTop(this.$(".section." + section).offset().top - $("#Navbar").height());
              }

            },

            /*
             * When a user clicks on the section names in the side tabs, jump to the section
             */
            scrollToSection: function (e) {
              if (!e) return false;

              //Stop navigation
              e.preventDefault();

              var section = $(e.target).attr("data-section"),
                sectionEl = this.$(".section." + section);

              if (!sectionEl) return false;

              //Temporarily unbind the scroll listener while we scroll to the clicked section
              $(document).unbind("scroll");

              var view = this;
              setTimeout(function () {
                $(document).scroll(view.highlightTOC.call(view));
              }, 1500);

              //Scroll to the section
              if (sectionEl == section[0])
                MetacatUI.appView.scrollToTop();
              else
                MetacatUI.appView.scrollTo(sectionEl, $("#Navbar").outerHeight());

              //Remove the active class from all the menu items
              $(".side-nav-item a.active").removeClass("active");
              //Set the clicked item to active
              $(".side-nav-item a[data-section='" + section + "']").addClass("active");

              //Set the active section on this view
              this.activeSection = section;
            },

            /*
             * Highlight the given menu item.
             * The first argument is either an event object or the section name
             */
            highlightTOC: function (section) {

              this.resizeTOC();

              //Now change sections
              if (typeof section == "string") {
                //Remove the active class from all the menu items
                $(".side-nav-item a.active").removeClass("active");

                $(".side-nav-item a[data-section='" + section + "']").addClass("active");
                this.activeSection = section;
                this.visibleSection = section;
                return;
              }
              else if (this.visibleSection == "all") {
                //Remove the active class from all the menu items
                $(".side-nav-item a.active").removeClass("active");

                //Get the section
                var top = $(window).scrollTop() + $("#Navbar").outerHeight() + 70,
                  sections = $(".metadata-container .section");

                //If we're somewhere in the middle, find the right section
                for (var i = 0; i < sections.length; i++) {
                  if (top > $(sections[i]).offset().top && top < $(sections[i + 1]).offset().top) {
                    $($(".side-nav-item a")[i]).addClass("active");
                    this.activeSection = $(sections[i]).attr("data-section");
                    this.visibleSection = $(sections[i]).attr("data-section");
                    break;
                  }
                }

              }
            },

            /*
             * Resizes the vertical table of contents so it's always the same height as the editor body
             */
            resizeTOC: function () {
              var tableBottomHandle = $("#editor-body .ui-resizable-handle");

              if (!tableBottomHandle.length)
                return;

              var tableBottom = tableBottomHandle[0].getBoundingClientRect().bottom,
                navTop = tableBottom;

              if (tableBottom < $("#Navbar").outerHeight()) {
                if ($("#Navbar").css("position") == "fixed")
                  navTop = $("#Navbar").outerHeight();
                else
                  navTop = 0;
              }

              $(".metadata-toc").css("top", navTop);
            },

            /*
             *  -- This function is for development/testing purposes only --
             *  Trigger a change on all the form elements
         *  so that when values are changed by Javascript, we make sure the change event
         *  is fired. This is good for capturing changes by Javascript, or
         *  browser plugins that fill-in forms, etc.
             */
            triggerChanges: function () {
              $("#metadata-container input").change();
              $("#metadata-container textarea").change();
              $("#metadata-container select").change();
            },

            /* Creates "Remove" buttons for removing non-required sections
            of the EML from the DOM */
            createRemoveButton: function (submodel, attribute, selector, container) {
              return $(document.createElement("span"))
                .addClass("icon icon-remove remove pointer")
                .attr("title", "Remove")
                .data({
                  'submodel': submodel,
                  'attribute': attribute,
                  'selector': selector,
                  'container': container
                })
            },

            /* Generic event handler for removing sections of the EML (both
            the DOM and inside the EML211Model) */
            handleRemove: function (e) {
              var submodel = $(e.target).data('submodel'), // Optional sub-model to remove attribute from
                attribute = $(e.target).data('attribute'), // Attribute on the EML211 model we're removing from
                selector = $(e.target).data('selector'), // Selector to find the parent DOM elemente we'll remove
                container = $(e.target).data('container'), // Selector to find the parent container so we can remove by index
                parentEl, // Element we'll remove
                model; // Specific sub-model we're removing

              if (!attribute) return;
              if (!container) return;

              // Find the element we'll remove from the DOM
              if (selector) {
                parentEl = $(e.target).parents(selector).first();
              } else {
                parentEl = $(e.target).parents().first();
              }

              if (parentEl.length == 0) return;

              // Handle remove on a EML model / sub-model
              if (submodel) {

                model = this.model.get(submodel);

                if (!model) return;

                // Get the current value of the attribute so we can remove from it
                var currentValue,
                  submodelIndex;

                if (Array.isArray(this.model.get(submodel))) {
                  // Stop now if there's nothing to remove in the first place
                  if (this.model.get(submodel).length == 0) return;

                  // For multi-valued submodels, find *which* submodel we are removing or
                  // removingn from
                  submodelIndex = $(container).index($(e.target).parents(container).first());
                  if (submodelIndex === -1) return;

                  currentValue = this.model.get(submodel)[submodelIndex].get(attribute);
                } else {
                  currentValue = this.model.get(submodel).get(attribute);
                }

                //FInd the position of this field in the list of fields
                var position = $(e.target).parents(container)
                  .first()
                  .children(selector)
                  .index($(e.target).parents(selector));

                // Remove from the EML Model
                if (position >= 0) {
                  if (Array.isArray(this.model.get(submodel))) {
                    currentValue.splice(position, 1); // Splice returns the removed members
                    this.model.get(submodel)[submodelIndex].set(attribute, currentValue);
                  } else {
                    currentValue.splice(position, 1); // Splice returns the removed members
                    this.model.get(submodel).set(attribute, currentValue);
                  }

                }

              } else if (selector) {
                // Find the index this attribute is in the DOM
                var position = $(e.target).parents(container).first()
                  .children(selector)
                  .index($(e.target).parents(selector));

                //Remove this index of the array
                var currentValue = this.model.get(attribute);

                if (Array.isArray(currentValue))
                  currentValue.splice(position, 1);

                //Set the array on the model so the 'set' function is executed
                this.model.set(attribute, currentValue);

              }
              // Handle remove on a basic text field
              else {
                // The DOM order matches the EML model attribute order so we can remove
                // by that
                var position = $(e.target).parents(container).first().children(selector).index(selector);
                var currentValue = this.model.get(attribute);

                // Remove from the EML Model
                if (position >= 0) {
                  currentValue.splice(position, 1);
                  this.model.set(attribute, currentValue);
                }
              }

              // Trigger a change on the entire package
              MetacatUI.rootDataPackage.packageModel.set("changed", true);

              // Remove the DOM
              $(parentEl).remove();

              //updating the tablesIndex once the element has been removed
              var tableNums = this.$(".editor-header-index");
              for (var i = 0; i < tableNums.length; i++) {
                $(tableNums[i]).text(i + 1);
              }
            },

            /**
            * Adds an {@link EMLAnnotation} to the {@link EML211} model currently being edited.
            * Attributes for the annotation are retreived from the HTML attributes from the HTML element
            * that was interacted with.
            * @param {Event} e - An Event on an Element that contains {@link EMLAnnotation} data
            */
            addAnnotation: function(e){
              try{
                if( !e || !e.target ){
                  return;
                }

                let annotationData = _.clone(e.target.dataset);

                //If this is a radio button, we only want one annotation of this type.
                if( e.target.getAttribute("type") == "radio" ){
                  annotationData.allowDuplicates = false;
                }

                //Set the valueURI from the input value
                annotationData.valueURI = $(e.target).val();

                //Reformat the propertyURI property
                if( annotationData.propertyUri ){
                  annotationData.propertyURI = annotationData.propertyUri;
                  delete annotationData.propertyUri;
                }

                this.model.addAnnotation(annotationData);
              }
              catch(error){
                console.error("Couldn't add annotation: ", e);
              }

            },

            /* Close the view and its sub views */
            onClose: function () {
              this.remove(); // remove for the DOM, stop listening
              this.off();    // remove callbacks, prevent zombies
              this.model.off();

              //Remove the scroll event listeners
              $(document).unbind("scroll");

              this.model = null;

              this.subviews = [];
              window.onbeforeunload = null;

            }
          });
        return EMLView;
      });