//******************************************************************************************************//  gsf.web.knockout.js - Gbtc////  Copyright © 2016, Grid Protection Alliance.  All Rights Reserved.////  Licensed to the Grid Protection Alliance (GPA) under one or more contributor license agreements. See//  the NOTICE file distributed with this work for additional information regarding copyright ownership.//  The GPA licenses this file to you under the MIT License (MIT), the "License"; you may not use this//  file except in compliance with the License. You may obtain a copy of the License at:////      http://opensource.org/licenses/MIT////  Unless agreed to in writing, the subject software distributed under the License is distributed on an//  "AS-IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. Refer to the//  License for the specific language governing permissions and limitations.////  Code Modification History://  ----------------------------------------------------------------------------------------------------//  07/22/2016 - Ritchie Carroll//       Generated original version of source code.////******************************************************************************************************// ReSharper disable UndeclaredGlobalVariableUsing // Grid Solutions Framework Core Web Knockout Extension Script Functions"use strict"; // Field functionsfunction fieldHasValue(field, required) {    if (field == null)        return true;     if (required === undefined)        required = false;     var isValid = true;     if (required) {        if (typeof field == "function")            isValid = !isEmpty(field());        else            isValid = !isEmpty(field);    }     return isValid;} function fieldIsValid(field, required) {    var isValid = fieldHasValue(field, required);     if (isValid && typeof field.isValid == "function")        isValid = field.isValid();     return isValid;} // Custom knockout binding handersko.bindingHandlers.numeric = {    init: function(element, valueAccessor, allBindings, viewModel, bindingContext) {        $(element).on("keydown", function(event) {            // Allow backspace, delete, tab, escape, and enter            if (event.keyCode === 46 || event.keyCode === 8 || event.keyCode === 9 || event.keyCode === 27 || event.keyCode === 13 ||                // Ctrl+A                (event.keyCode === 65 && event.ctrlKey) ||                // E + - . ,                (event.keyCode === 69 || event.keyCode === 107 || event.keyCode === 109 || event.keyCode === 110 || event.keyCode === 190 || event.keyCode === 188) ||                // home, end, left, right, up, down                (event.keyCode >= 35 && event.keyCode <= 40)) {                return;            }            else {                // If value is not a number, stop key-press                if (event.shiftKey || (event.keyCode < 48 || event.keyCode > 57) && (event.keyCode < 96 || event.keyCode > 105)) {                    event.preventDefault();                }            }        });    }}; ko.bindingHandlers.integer = {    init: function(element, valueAccessor, allBindings, viewModel, bindingContext) {        $(element).on("keydown", function(event) {            // Allow backspace, delete, tab, escape, and enter            if (event.keyCode === 46 || event.keyCode === 8 || event.keyCode === 9 || event.keyCode === 27 || event.keyCode === 13 ||                // Ctrl+A                (event.keyCode === 65 && event.ctrlKey) ||                // home, end, left, right, up, down                (event.keyCode >= 35 && event.keyCode <= 40)) {                return;            }            else {                // If value is not a number, stop key-press                if (event.shiftKey || (event.keyCode < 48 || event.keyCode > 57) && (event.keyCode < 96 || event.keyCode > 105)) {                    event.preventDefault();                }            }        });    }}; // Restrict binding to upper case letters - binding target specification requiredko.bindingHandlers.upperCase = {    init: function(element, valueAccessor, allBindings, viewModel, bindingContext) {        $(element).on("input", function(event) {            const start = this.selectionStart;            const end = this.selectionEnd;            valueAccessor()(this.value = this.value.toUpperCase());            this.setSelectionRange(start, end);        });    }}; // Restrict binding to lower case letters - binding target specification requiredko.bindingHandlers.lowerCase = {    init: function(element, valueAccessor, allBindings, viewModel, bindingContext) {        $(element).on("input", function(event) {            const start = this.selectionStart;            const end = this.selectionEnd;            valueAccessor()(this.value = this.value.toLowerCase());            this.setSelectionRange(start, end);        });    }}; // Restrict binding to upper case letters, numbers, '!', '-', '@', '#', '_' , '.' or '$' - binding target specification requiredko.bindingHandlers.acronym = {    init: function(element, valueAccessor, allBindings, viewModel, bindingContext) {        $(element).on("keydown", function(event) {            // Allow backspace, delete, tab, escape, and enter            if (event.keyCode === 46 || event.keyCode === 8 || event.keyCode === 9 || event.keyCode === 27 || event.keyCode === 13 ||                // Ctrl+A                (event.keyCode === 65 && event.ctrlKey) ||                // home, end, left, right, up, down                (event.keyCode >= 35 && event.keyCode <= 40)) {                return;            }            else {                // If value is not a number or letter, stop key-press                if ((event.keyCode < 48 || event.keyCode > 57) && (event.keyCode < 96 || event.keyCode > 105) && (event.keyCode < 65 || event.keyCode > 90) && (event.keyCode < 189 || event.keyCode > 190)) {                    event.preventDefault();                }            }        }).on("input", function(event) {            const start = this.selectionStart;            const end = this.selectionEnd;            valueAccessor()(this.value = this.value.toUpperCase());            this.setSelectionRange(start, end);                    });    }}; // Handle special validation error message location when using bootstrap add-on fieldsko.bindingHandlers.validationCore = {    init: function(element, valueAccessor, allBindingsAccessor, viewModel, bindingContext) {        const parent = $(element).parent().closest(".input-group");        const message = document.createElement("em");        message.className = "validationMessage small";         if (parent.length > 0)            $(parent).after(message);        else            $(element).after(message);         ko.applyBindingsToNode(message, { validationMessage: valueAccessor() });    }};