/*!
SerializeJSON jQuery plugin.
https://github.com/marioizquierdo/jquery.serializeJSON
version 3.2.0 (Dec, 2020)
Copyright (c) 2012-2021 Mario Izquierdo
Dual licensed under the MIT (http://www.opensource.org/licenses/mit-license.php)
and GPL (http://www.opensource.org/licenses/gpl-license.php) licenses.
*/
(function (factory) {
/* global define, require, module */
if (typeof define === "function" && define.amd) { // AMD. Register as an anonymous module.
define(["jquery"], factory);
} else if (typeof exports === "object") { // Node/CommonJS
var jQuery = require("jquery");
module.exports = factory(jQuery);
} else { // Browser globals (zepto supported)
factory(window.jQuery || window.Zepto || window.$); // Zepto supported on browsers as well
}
}(function ($) {
"use strict";
var rCRLF = /\r?\n/g;
var rsubmitterTypes = /^(?:submit|button|image|reset|file)$/i;
var rsubmittable = /^(?:input|select|textarea|keygen)/i;
var rcheckableType = /^(?:checkbox|radio)$/i;
$.fn.serializeJSON = function (options) {
var f = $.serializeJSON;
var $form = this; // NOTE: the set of matched elements is most likely a form, but it could also be a group of inputs
var opts = f.setupOpts(options); // validate options and apply defaults
var typeFunctions = $.extend({}, opts.defaultTypes, opts.customTypes);
// Make a list with {name, value, el} for each input element
var serializedArray = f.serializeArray($form, opts);
// Convert the serializedArray into a serializedObject with nested keys
var serializedObject = {};
$.each(serializedArray, function (_i, obj) {
var nameSansType = obj.name;
var type = $(obj.el).attr("data-value-type");
if (!type && !opts.disableColonTypes) { // try getting the type from the input name
var p = f.splitType(obj.name); // "foo:string" => ["foo", "string"]
nameSansType = p[0];
type = p[1];
}
if (type === "skip") {
return; // ignore fields with type skip
}
if (!type) {
type = opts.defaultType; // "string" by default
}
var typedValue = f.applyTypeFunc(obj.name, obj.value, type, obj.el, typeFunctions); // Parse type as string, number, etc.
if (!typedValue && f.shouldSkipFalsy(obj.name, nameSansType, type, obj.el, opts)) {
return; // ignore falsy inputs if specified in the options
}
var keys = f.splitInputNameIntoKeysArray(nameSansType);
f.deepSet(serializedObject, keys, typedValue, opts);
});
return serializedObject;
};
// Use $.serializeJSON as namespace for the auxiliar functions
// and to define defaults
$.serializeJSON = {
defaultOptions: {}, // reassign to override option defaults for all serializeJSON calls
defaultBaseOptions: { // do not modify, use defaultOptions instead
checkboxUncheckedValue: undefined, // to include that value for unchecked checkboxes (instead of ignoring them)
useIntKeysAsArrayIndex: false, // name="foo[2]" value="v" => {foo: [null, null, "v"]}, instead of {foo: ["2": "v"]}
skipFalsyValuesForTypes: [], // skip serialization of falsy values for listed value types
skipFalsyValuesForFields: [], // skip serialization of falsy values for listed field names
disableColonTypes: false, // do not interpret ":type" suffix as a type
customTypes: {}, // extends defaultTypes
defaultTypes: {
"string": function(str) { return String(str); },
"number": function(str) { return Number(str); },
"boolean": function(str) { var falses = ["false", "null", "undefined", "", "0"]; return falses.indexOf(str) === -1; },
"null": function(str) { var falses = ["false", "null", "undefined", "", "0"]; return falses.indexOf(str) === -1 ? str : null; },
"array": function(str) { return JSON.parse(str); },
"object": function(str) { return JSON.parse(str); },
"skip": null // skip is a special type used to ignore fields
},
defaultType: "string",
},
// Validate and set defaults
setupOpts: function(options) {
if (options == null) options = {};
var f = $.serializeJSON;
// Validate
var validOpts = [
"checkboxUncheckedValue",
"useIntKeysAsArrayIndex",
"skipFalsyValuesForTypes",
"skipFalsyValuesForFields",
"disableColonTypes",
"customTypes",
"defaultTypes",
"defaultType"
];
for (var opt in options) {
if (validOpts.indexOf(opt) === -1) {
throw new Error("serializeJSON ERROR: invalid option '" + opt + "'. Please use one of " + validOpts.join(", "));
}
}
// Helper to get options or defaults
return $.extend({}, f.defaultBaseOptions, f.defaultOptions, options);
},
// Just like jQuery's serializeArray method, returns an array of objects with name and value.
// but also includes the dom element (el) and is handles unchecked checkboxes if the option or data attribute are provided.
serializeArray: function($form, opts) {
if (opts == null) { opts = {}; }
var f = $.serializeJSON;
return $form.map(function() {
var elements = $.prop(this, "elements"); // handle propHook "elements" to filter or add form elements
return elements ? $.makeArray(elements) : this;
}).filter(function() {
var $el = $(this);
var type = this.type;
// Filter with the standard W3C rules for successful controls: http://www.w3.org/TR/html401/interact/forms.html#h-17.13.2
return this.name && // must contain a name attribute
!$el.is(":disabled") && // must not be disable (use .is(":disabled") so that fieldset[disabled] works)
rsubmittable.test(this.nodeName) && !rsubmitterTypes.test(type) && // only serialize submittable fields (and not buttons)
(this.checked || !rcheckableType.test(type) || f.getCheckboxUncheckedValue($el, opts) != null); // skip unchecked checkboxes (unless using opts)
}).map(function(_i, el) {
var $el = $(this);
var val = $el.val();
var type = this.type; // "input", "select", "textarea", "checkbox", etc.
if (val == null) {
return null;
}
if (rcheckableType.test(type) && !this.checked) {
val = f.getCheckboxUncheckedValue($el, opts);
}
if (isArray(val)) {
return $.map(val, function(val) {
return { name: el.name, value: val.replace(rCRLF, "\r\n"), el: el };
} );
}
return { name: el.name, value: val.replace(rCRLF, "\r\n"), el: el };
}).get();
},
getCheckboxUncheckedValue: function($el, opts) {
var val = $el.attr("data-unchecked-value");
if (val == null) {
val = opts.checkboxUncheckedValue;
}
return val;
},
// Parse value with type function
applyTypeFunc: function(name, valStr, type, el, typeFunctions) {
var typeFunc = typeFunctions[type];
if (!typeFunc) { // quick feedback to user if there is a typo or missconfiguration
throw new Error("serializeJSON ERROR: Invalid type " + type + " found in input name '" + name + "', please use one of " + objectKeys(typeFunctions).join(", "));
}
return typeFunc(valStr, el);
},
// Splits a field name into the name and the type. Examples:
// "foo" => ["foo", ""]
// "foo:boolean" => ["foo", "boolean"]
// "foo[bar]:null" => ["foo[bar]", "null"]
splitType : function(name) {
var parts = name.split(":");
if (parts.length > 1) {
var t = parts.pop();
return [parts.join(":"), t];
} else {
return [name, ""];
}
},
// Check if this input should be skipped when it has a falsy value,
// depending on the options to skip values by name or type, and the data-skip-falsy attribute.
shouldSkipFalsy: function(name, nameSansType, type, el, opts) {
var skipFromDataAttr = $(el).attr("data-skip-falsy");
if (skipFromDataAttr != null) {
return skipFromDataAttr !== "false"; // any value is true, except the string "false"
}
var optForFields = opts.skipFalsyValuesForFields;
if (optForFields && (optForFields.indexOf(nameSansType) !== -1 || optForFields.indexOf(name) !== -1)) {
return true;
}
var optForTypes = opts.skipFalsyValuesForTypes;
if (optForTypes && optForTypes.indexOf(type) !== -1) {
return true;
}
return false;
},
// Split the input name in programatically readable keys.
// Examples:
// "foo" => ["foo"]
// "[foo]" => ["foo"]
// "foo[inn][bar]" => ["foo", "inn", "bar"]
// "foo[inn[bar]]" => ["foo", "inn", "bar"]
// "foo[inn][arr][0]" => ["foo", "inn", "arr", "0"]
// "arr[][val]" => ["arr", "", "val"]
splitInputNameIntoKeysArray: function(nameWithNoType) {
var keys = nameWithNoType.split("["); // split string into array
keys = $.map(keys, function (key) { return key.replace(/\]/g, ""); }); // remove closing brackets
if (keys[0] === "") { keys.shift(); } // ensure no opening bracket ("[foo][inn]" should be same as "foo[inn]")
return keys;
},
// Set a value in an object or array, using multiple keys to set in a nested object or array.
// This is the main function of the script, that allows serializeJSON to use nested keys.
// Examples:
//
// deepSet(obj, ["foo"], v) // obj["foo"] = v
// deepSet(obj, ["foo", "inn"], v) // obj["foo"]["inn"] = v // Create the inner obj["foo"] object, if needed
// deepSet(obj, ["foo", "inn", "123"], v) // obj["foo"]["arr"]["123"] = v //
//
// deepSet(obj, ["0"], v) // obj["0"] = v
// deepSet(arr, ["0"], v, {useIntKeysAsArrayIndex: true}) // arr[0] = v
// deepSet(arr, [""], v) // arr.push(v)
// deepSet(obj, ["arr", ""], v) // obj["arr"].push(v)
//
// arr = [];
// deepSet(arr, ["", v] // arr => [v]
// deepSet(arr, ["", "foo"], v) // arr => [v, {foo: v}]
// deepSet(arr, ["", "bar"], v) // arr => [v, {foo: v, bar: v}]
// deepSet(arr, ["", "bar"], v) // arr => [v, {foo: v, bar: v}, {bar: v}]
//
deepSet: function (o, keys, value, opts) {
if (opts == null) { opts = {}; }
var f = $.serializeJSON;
if (isUndefined(o)) { throw new Error("ArgumentError: param 'o' expected to be an object or array, found undefined"); }
if (!keys || keys.length === 0) { throw new Error("ArgumentError: param 'keys' expected to be an array with least one element"); }
var key = keys[0];
// Only one key, then it's not a deepSet, just assign the value in the object or add it to the array.
if (keys.length === 1) {
if (key === "") { // push values into an array (o must be an array)
o.push(value);
} else {
o[key] = value; // keys can be object keys (strings) or array indexes (numbers)
}
return;
}
var nextKey = keys[1]; // nested key
var tailKeys = keys.slice(1); // list of all other nested keys (nextKey is first)
if (key === "") { // push nested objects into an array (o must be an array)
var lastIdx = o.length - 1;
var lastVal = o[lastIdx];
// if the last value is an object or array, and the new key is not set yet
if (isObject(lastVal) && isUndefined(f.deepGet(lastVal, tailKeys))) {
key = lastIdx; // then set the new value as a new attribute of the same object
} else {
key = lastIdx + 1; // otherwise, add a new element in the array
}
}
if (nextKey === "") { // "" is used to push values into the nested array "array[]"
if (isUndefined(o[key]) || !isArray(o[key])) {
o[key] = []; // define (or override) as array to push values
}
} else {
if (opts.useIntKeysAsArrayIndex && isValidArrayIndex(nextKey)) { // if 1, 2, 3 ... then use an array, where nextKey is the index
if (isUndefined(o[key]) || !isArray(o[key])) {
o[key] = []; // define (or override) as array, to insert values using int keys as array indexes
}
} else { // nextKey is going to be the nested object's attribute
if (isUndefined(o[key]) || !isObject(o[key])) {
o[key] = {}; // define (or override) as object, to set nested properties
}
}
}
// Recursively set the inner object
f.deepSet(o[key], tailKeys, value, opts);
},
deepGet: function (o, keys) {
var f = $.serializeJSON;
if (isUndefined(o) || isUndefined(keys) || keys.length === 0 || (!isObject(o) && !isArray(o))) {
return o;
}
var key = keys[0];
if (key === "") { // "" means next array index (used by deepSet)
return undefined;
}
if (keys.length === 1) {
return o[key];
}
var tailKeys = keys.slice(1);
return f.deepGet(o[key], tailKeys);
}
};
// polyfill Object.keys to get option keys in IE<9
var objectKeys = function(obj) {
if (Object.keys) {
return Object.keys(obj);
} else {
var key, keys = [];
for (key in obj) { keys.push(key); }
return keys;
}
};
var isObject = function(obj) { return obj === Object(obj); }; // true for Objects and Arrays
var isUndefined = function(obj) { return obj === void 0; }; // safe check for undefined values
var isValidArrayIndex = function(val) { return /^[0-9]+$/.test(String(val)); }; // 1,2,3,4 ... are valid array indexes
var isArray = Array.isArray || function(obj) { return Object.prototype.toString.call(obj) === "[object Array]"; };
}));
Impact of industry on the environment - Anh Vũ MinerSkip to content
Industry is a key driver of economic development, producing goods, services and jobs. However, it also has a significant impact on the environment. Industrial development is accompanied by emissions of harmful substances, pollution of water resources, destruction of ecosystems and global climate change. Let us consider the main environmental consequences of industrial production and possible ways to minimize them.
Air pollution
One of the most tangible consequences of industrial enterprises is air pollution. Plants and factories emit various harmful substances such as sulfur dioxide (SO2), nitrogen oxides (NOx), carbon (CO2) and particulate matter (PM) into the air. These emissions lead to a deterioration of air quality, which negatively affects human health by causing respiratory diseases, cardiovascular pathologies and allergic reactions.
In addition, industrial emissions contribute to the formation of acid rain, which destroys soils, forests, water bodies and historical monuments. They also increase the effect of global warming, contributing to climate change and extreme weather conditions.
Water pollution
Many industrial plants discharge wastewater containing heavy metals, petroleum products, chemical compounds and other toxic substances into rivers, lakes and seas. This leads to pollution of water bodies, death of aquatic organisms and deterioration of drinking water quality.
Water pollution from industrial waste also affects biodiversity. Many species of fish and other aquatic creatures suffer from toxic substances, which disrupts ecosystems and leads to their degradation. As a result, the quality of life of people who depend on water resources for drinking, agriculture and fishing is deteriorating.
Depletion of natural resources
Industry consumes huge amounts of natural resources including minerals, timber, water and energy. Excessive extraction of these resources depletes natural reserves, disrupts ecosystems and destroys biodiversity.
For example, massive deforestation for timber extraction and industrial facilities leads to the destruction of ecosystems, the extinction of many animal species and climate change. Mining leaves behind destroyed landscapes, contaminated soils and toxic waste.
Industrial waste generation
Industries produce large amounts of waste, including toxic, radioactive and plastic materials. These wastes can accumulate in landfills, contaminate soil, water and air, and have long-term negative effects on human health.
The problem of recycling and utilization of industrial waste remains a pressing issue. Many countries are working to develop technologies to minimize waste and use secondary raw materials.
Ways of solving the problem
Despite the negative impact of industry on the environment, there are methods to minimize harm and make production more environmentally friendly:
Use of environmentally friendly technologies. Modern technologies make it possible to significantly reduce emissions of harmful substances, reduce the consumption of natural resources and minimize waste.
Development of alternative energy sources. Switching to renewable energy sources such as solar, wind and hydro power reduces fossil fuel consumption and carbon emissions.
Improving emissions and wastewater treatment. Using efficient filters and treatment plants helps reduce air and water pollution.
Improving energy efficiency. Optimization of production processes, introduction of energy-saving technologies and reuse of resources help reduce negative impact on the environment.
Tightening of environmental legislation. Government regulation and control over industrial enterprises stimulate companies to switch to more environmentally friendly production methods.
Development of the circular economy concept. The use of waste as secondary raw materials, recycling and reuse of materials help to reduce the volume of industrial waste.
