https://www.nsws.gov.in/core/modules/views/js/base.js?v=10.1.6

1/**
2 * @file
3 * Some basic behaviors and utility functions for Views.
4 */
5
6(function ($, Drupal, drupalSettings) {
7  /**
8   * @namespace
9   */
10  Drupal.Views = {};
11
12  /**
13   * Helper function to parse a querystring.
14   *
15   * @param {string} query
16   *   The querystring to parse.
17   *
18   * @return {object}
19   *   A map of query parameters.
20   */
21  Drupal.Views.parseQueryString = function (query) {
22    const args = {};
23    const pos = query.indexOf('?');
24    if (pos !== -1) {
25      query = query.substring(pos + 1);
26    }
27    let pair;
28    const pairs = query.split('&');
29    for (let i = 0; i < pairs.length; i++) {
30      pair = pairs[i].split('=');
31      // Ignore the 'q' path argument, if present.
32      if (pair[0] !== 'q') {
33        if (pair[1]) {
34          args[decodeURIComponent(pair[0].replace(/\+/g, ' '))] =
35            decodeURIComponent(pair[1].replace(/\+/g, ' '));
36        } else {
37          args[decodeURIComponent(pair[0].replace(/\+/g, ' '))] = '';
38        }
39      }
40    }
41    return args;
42  };
43
44  /**
45   * Helper function to return a view's arguments based on a path.
46   *
47   * @param {string} href
48   *   The href to check.
49   * @param {string} viewPath
50   *   The views path to check.
51   *
52   * @return {object}
53   *   An object containing `view_args` and `view_path`.
54   */
55  Drupal.Views.parseViewArgs = function (href, viewPath) {
56    const returnObj = {};
57    const path = Drupal.Views.getPath(href);
58    // Get viewPath URL without baseUrl portion.
59    const viewHref = Drupal.url(viewPath).substring(
60      drupalSettings.path.baseUrl.length,
61    );
62    // Ensure we have a correct path.
63    if (viewHref && path.substring(0, viewHref.length + 1) === `${viewHref}/`) {
64      returnObj.view_args = decodeURIComponent(
65        path.substring(viewHref.length + 1, path.length),
66      );
67      returnObj.view_path = path;
68    }
69    return returnObj;
70  };
71
72  /**
73   * Strip off the protocol plus domain from an href.
74   *
75   * @param {string} href
76   *   The href to strip.
77   *
78   * @return {string}
79   *   The href without the protocol and domain.
80   */
81  Drupal.Views.pathPortion = function (href) {
82    // Remove e.g. http://example.com if present.
83    const protocol = window.location.protocol;
84    if (href.substring(0, protocol.length) === protocol) {
85      // 2 is the length of the '//' that normally follows the protocol.
86      href = href.substring(href.indexOf('/', protocol.length + 2));
87    }
88    return href;
89  };
90
91  /**
92   * Return the Drupal path portion of an href.
93   *
94   * @param {string} href
95   *   The href to check.
96   *
97   * @return {string}
98   *   An internal path.
99   */
100  Drupal.Views.getPath = function (href) {
101    href = Drupal.Views.pathPortion(href);
102    href = href.substring(drupalSettings.path.baseUrl.length, href.length);
103    // 3 is the length of the '?q=' added to the URL without clean URLs.
104    if (href.substring(0, 3) === '?q=') {
105      href = href.substring(3, href.length);
106    }
107    const chars = ['#', '?', '&'];
108    for (let i = 0; i < chars.length; i++) {
109      if (href.indexOf(chars[i]) > -1) {
110        href = href.substr(0, href.indexOf(chars[i]));
111      }
112    }
113    return href;
114  };
115})(jQuery, Drupal, drupalSettings);