https://www.icaps-conference.org/wp-content/plugins/wp-post-modal/public/js/wp-post-modal-public.js?ver=1.0.0

1(function ($) {
2  "use strict";
3
4  // added to support accessibility for screen reader users
5  var clickedURL;
6
7  // Check if URL is external function
8  $.fn.isExternal = function () {
9    var host = window.location.hostname;
10    var link = $("<a>", {
11      href: this.attr("href"),
12    })[0].hostname;
13    return link !== host;
14  };
15
16  // Trapping user in modal for web accessibility
17  function trapFocus() {
18    $(".close-modal").focus();
19
20    var focusableEls = document.querySelectorAll(
21        '.wp-post-modal a[href]:not([disabled]), .wp-post-modal button:not([disabled]), .wp-post-modal textarea:not([disabled]), .wp-post-modal input[type="text"]:not([disabled]), .wp-post-modal input[type="radio"]:not([disabled]), .wp-post-modal input[type="checkbox"]:not([disabled]), .wp-post-modal select:not([disabled])'
22      ),
23      firstFocusableEl = focusableEls[0],
24      lastFocusableEl = focusableEls[focusableEls.length - 1];
25
26    document.addEventListener("keydown", function (e) {
27      var isTabPressed = e.key === "Tab" || e.keyCode === 9;
28
29      if (!isTabPressed) return;
30
31      if (e.shiftKey && isTabPressed) {
32        /* shift + tab */ if (document.activeElement === firstFocusableEl) {

33          lastFocusableEl.focus();
34          e.preventDefault();
35        }
36      } else if (isTabPressed) {
37        /* tab */ if (document.activeElement === lastFocusableEl) {
38          firstFocusableEl.focus();
39          e.preventDefault();
40        }
41      }
42    });
43  }
44
45  // Check if modal is open
46  function popupOpen() {
47    return $(".modal-wrapper").hasClass("show");
48  }
49
50  // Basename function for JS
51  function basename(path, suffix) {
52    var b = path;
53    var lastChar = b.charAt(b.length - 1);
54    if (lastChar === "/" || lastChar === "\\") {
55      b = b.slice(0, -1);
56    }
57    b = b.replace(/^.*[/\\]/g, "");
58    if (
59      typeof suffix === "string" &&
60      b.substr(b.length - suffix.length) === suffix
61    ) {
62      b = b.substr(0, b.length - suffix.length);
63    }
64    return b;
65  }
66
67  // Get URL Paramenters
68  var getUrlParameter = function getUrlParameter(sParam) {
69    var sPageURL = decodeURIComponent(window.location.search.substring(1)),
70      sURLVariables = sPageURL.split("&"),
71      sParameterName,
72      i;
73
74    for (i = 0; i < sURLVariables.length; i++) {
75      sParameterName = sURLVariables[i].split("=");
76
77      if (sParameterName[0] === sParam) {
78        return sParameterName[1] === undefined ? true : sParameterName[1];
79      }
80    }
81  };
82
83  // Suppress modal link redirect in WP Customizer
84  function modalCustomizer() {
85    if (typeof wp.customize !== "undefined") {
86      var body = $("body");
87      body.off("click.preview");
88
89      body.on(
90        "click.preview",
91        `a[href]:not(.${fromPHP.modalLinkClass})`,
92        function (e) {
93          var link = $(this);
94          e.preventDefault();
95          wp.customize.preview.send("scroll", 0);
96          wp.customize.preview.send("url", link.prop("href"));
97        }
98      );
99    }
100  }
101
102  // Document Ready
103  $(function () {
104    // Detect windows width function
105    var $window = $(window),
106      $document = $(document),
107      scrollPos,
108      currentURL = window.location.pathname,
109      disablePopup = !!window.MSInputMethodContext && !!document.documentMode;
110
111    // Show modal functionality
112    function showModal(postLink, external) {
113      scrollPos = window.pageYOffset;
114      if (fromPHP.disableScrolling) $("body, html").addClass("no-scroll");
115      $(".modal-wrapper").addClass("show");
116      $(".wp-post-modal").addClass("show");
117
118      // trap focus inside modal
119      setTimeout(function () {
120        trapFocus();
121      }, 1000);
122
123      // update address bar to show url of popup content page
124      if (postLink) {
125        if (postLink.length > 0 && !external) {
126          history.replaceState("", "", postLink);
127        }
128      }
129    }
130
131    // Close modal functionality
132    function hideModal(currentURL) {
133      var body = $("body");
134
135      // handle scrolling
136      if (body.hasClass("no-scroll")) {
137        body.removeClass("no-scroll");
138        $("html").removeClass("no-scroll");
139        window.scroll(0, scrollPos);
140      }
141
142      // hide popup
143      $(".modal-wrapper").removeClass("show").hide();
144      $(".wp-post-modal").removeClass("show");
145      $("#modal-content").empty();
146
147      // return to previous tab location for screen reader users
148      if (clickedURL) clickedURL.focus();
149
150      // return original page url in address bar
151      if (window.location.pathname !== currentURL) {
152        history.replaceState("", "", currentURL);
153      }
154    }
155
156    // close modal
157    $document
158      .keyup(function (e) {
159        // close modal when pressing esc
160        if (
161          e.keyCode === 27 &&
162          $(".modal-wrapper").hasClass("show") &&
163          popupOpen()
164        )
165          hideModal(currentURL);
166      })
167      // when clicking anywhere on page
168      .on("click", function (e) {
169        if (popupOpen()) {
170          const currentTargetIsLink =
171            e.target instanceof HTMLAnchorElement ||
172            e.target.parentNode.className.indexOf(fromPHP.modalLinkClass) >=
173              0 ||
174            (e.originalEvent.path &&
175              e.originalEvent.path[1].className === fromPHP.modalLinkClass);
176
177          if (!currentTargetIsLink) hideModal(currentURL);
178        }
179      })
180      // Close modal when clicking on close button
181      .on("click", ".close-modal", function () {
182        if (popupOpen()) hideModal(currentURL);
183      })
184      // when clicking inside of modal don't close
185      .on("click", ".wp-post-modal, .modal-content", function (e) {
186        e.stopPropagation();
187      });
188
189    // Initialize entire modal functionality
190    function initModal() {
191      // if the window is greater than breakpoint then show modal, otherwise go to linked page as normal
192      if ($window.width() >= fromPHP.breakpoint) {
193        var modalUrl = getUrlParameter(fromPHP.modalLinkClass);
194
195        // if using URL parameter to open modal
196        if (modalUrl) {
197          // show loading animation if styling is turned on
198          if (fromPHP.loader) {

199            $("#modal-content").html(
200              '<img class="loading" src="' +
201                fromPHP.pluginUrl +
202                '/images/loading.gif" />'
203            );
204          }
205
206          $.get(modalUrl, function (html) {
207            var htmlContent =
208              html.indexOf("<html") > -1
209                ? $(html).find(fromPHP.containerID).html()
210                : html;
211
212            $("#modal-content").html(htmlContent);
213          });
214
215          // show modal
216          $(".modal-wrapper").fadeIn("fast", showModal);
217        }
218
219        // When clicking a modal-link
220        $("body").on("click", `.${fromPHP.modalLinkClass}`, function (e) {
221          // Define variables
222          var modalContent = $("#modal-content");
223          var $this =
224            $(this).attr("href") !== undefined
225              ? $(this)
226              : $(this).find("a").first();
227          var postLink = $this.attr("href");
228          var postSlug =
229            postLink.lastIndexOf("/#") > -1
230              ? basename(postLink.substring(0, postLink.lastIndexOf("/#"))) +
231                basename(postLink)
232              : basename(postLink);
233          var postAnchor =
234            postSlug.lastIndexOf("#") !== -1
235              ? postSlug.substring(postSlug.lastIndexOf("#"))
236              : false;
237          var dataDivID = $this.attr("data-div")
238            ? "#" + $this.attr("data-div")
239            : fromPHP.containerID;
240          var dataBuddypress = $this.attr("data-buddypress");
241          var loader =
242            '<img class="loading" src="' +
243            fromPHP.pluginUrl +
244            '/images/loading.gif" />';
245          clickedURL = document.activeElement;
246
247          // prevent link from being followed
248          e.preventDefault();
249
250          // display loading animation or in this case static content
251          if (fromPHP.loader) {
252            modalContent.html(loader);
253          }
254
255          // Load content from external
256          if ($this.isExternal()) {
257            // load external content using iframe method
258            if ($(this).hasClass("iframe") || fromPHP.iframe) {
259              var iframeCode =
260                '<iframe src="' +
261                $(this).attr("href") +
262                '" width="100%"' +
263                ' height="600px" frameborder="0"></iframe>';
264              modalContent.html(iframeCode);
265            }
266            // load external content normally
267            else {
268              $.ajaxPrefilter(function (options) {
269                if (options.crossDomain && jQuery.support.cors) {
270                  var http =
271                    window.location.protocol === "http:" ? "http:" : "https:";
272                  options.url =
273                    http + "//cors-anywhere.herokuapp.com/" + options.url;
274                  //options.url = "http://cors.corsproxy.io/url=" + options.url;
275                }
276              });
277
278              $.get(postLink, function (html) {
279                modalContent.html($(html).find(dataDivID).html());
280              });
281            }
282          }
283          // Load content from internal page
284          else {
285            // when loading buddy press profile
286            if (dataBuddypress) {
287              modalContent.load(postLink + " #buddypress");
288            }
289            // load internal content using iframe method
290            else if ($(this).hasClass("iframe")) {
291              var iframeCode =
292                '<iframe src="' +
293                $(this).attr("href") +
294                '" width="100%"' +
295                ' height="600px" frameborder="0"></iframe>';
296              modalContent.html(iframeCode);
297            }
298            // when loading any other type of content
299            else {
300              // use the rest method
301              if (fromPHP.restMethod || $(this).hasClass("rest")) {
302                $.get(
303                  fromPHP.siteUrl +
304                    "/wp-json/wp-post-modal/v1/any-post-type?slug=" +
305                    postSlug,
306                  function (response) {
307                    $.when(modalContent.html(response.post_content)).done(
308                      function () {
309                        // scroll to anchor
310                        setTimeout(function () {
311                          if (postAnchor) {
312                            $(".modal-wrapper").animate(
313                              {
314                                scrollTop: $(
315                                  "#modal-content " + postAnchor
316                                ).offset().top,
317                              },
318                              300
319                            );
320                          }
321                        }, 200);
322                      }
323                    );
324                  }
325                );
326              }
327              // use the default method
328              else {
329                $.get(postLink, function (html) {
330                  var content = $(html).find(dataDivID),
331                    htmlContent =
332                      html.indexOf("<html") > -1
333                        ? $(html).find(dataDivID).html()
334                        : html;
335
336                  if (content[0]) {
337                    $.when(modalContent.html(htmlContent)).done(function () {
338                      // scroll to anchor
339                      setTimeout(function () {
340                        if (postAnchor) {
341                          $(".modal-wrapper").animate(
342                            {
343                              scrollTop: $(
344                                "#modal-content " + postAnchor
345                              ).offset().top,
346                            },
347                            300
348                          );
349                        }
350                      }, 200);
351                    });
352                  }
353                  // fallback to load method
354                  else {
355                    modalContent.load(postLink, function () {
356                      modalContent.html(
357                        $(modalContent.html()).find(dataDivID).html()
358                      );
359
360                      setTimeout(function () {
361                        if (postAnchor) {
362                          $(".modal-wrapper").animate(
363                            {
364                              scrollTop: $(
365                                "#modal-content " + postAnchor
366                              ).offset().top,
367                            },
368                            300
369                          );
370                        }
371                      }, 200);
372                    });
373                  }
374                });
375              }
376            }
377          }
378
379          // show modal
380          $(".modal-wrapper").fadeIn("fast", function () {
381            // if url state plugin setting is active
382            showModal(fromPHP.urlState ? postLink : "", $this.isExternal());
383          });
384        });
385      }
386    }
387
388    // Initiate modal if not IE11
389    if (!disablePopup) initModal();
390  });
391
392  // Window load
393  $(window).on("load", function () {
394    if (fromPHP.customizing) modalCustomizer();
395  });
396})(jQuery);