Issue 6104 - Minified code in help center repository

src/js/main.js

Index: src/js/main.js
===================================================================
new file mode 100644
--- /dev/null
+++ b/src/js/main.js
@@ -0,0 +1,378 @@
+/*!
+ * This file is part of help.eyeo.com.
+ * Copyright (C) 2017-present eyeo GmbH
+ *
+ * help.eyeo.com is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * help.eyeo.com is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with help.eyeo.com.  If not, see <http://www.gnu.org/licenses/>.
+ */
+(function()
+{
+  document.addEventListener("DOMContentLoaded", function()
+  {
+
+    /**************************************************************************
+     * General
+     **************************************************************************/
+
+    // Change html class name from "no-js" to "js"
+    document.documentElement.className = "js";
+
+    /**************************************************************************
+     * Navbar
+     **************************************************************************/
+
+    function toggleNavbarCollapse()
+    {
+      var navbarCollapseEls = this.parentElement.getElementsByClassName("navbar-collapse");
+      for (var i = 0; i < navbarCollapseEls.length; i++)
+      {
+        navbarCollapseEls[i]
+          .classList.toggle("open")
+      }
+    }
+
+    var toggleNavbarCollapseEls = document.getElementsByClassName("toggle-navbar-collapse");
+    for (var i = 0; i < toggleNavbarCollapseEls.length; i++)
+    {
+      toggleNavbarCollapseEls[i]
+        .addEventListener("click", toggleNavbarCollapse, false);
+    }
+
+    /**************************************************************************
+     * CustomSelect
+     **************************************************************************/
+
+    function CustomSelect(select)
+    {
+      this.select = select;
+      this.close();
+      this.select
+          .addEventListener("click", this._onClick.bind(this), false);
+      this.select
+          .addEventListener("focusout", this._onFocusOut.bind(this), false);
+    }
+
+    CustomSelect.prototype._onFocusOut = function()
+    {
+      // setTimeout to allow document.activeElement 
+      // to move to newly focused element
+      setTimeout(function()
+      {
+        var newFocus = document.activeElement;
+        
+        if (newFocus
+              .classList.contains("custom-select-selected") ||
+            newFocus
+              .classList.contains("custom-select-option") ||
+            newFocus
+              .parentElement
+              .classList.contains("custom-select-option"))
+        {
+          return;
+        }
+
+        this.close();
+        
+      }.bind(this), 1);
+    }
+
+    CustomSelect.prototype._onClick = function(event)
+    {
+      if (event.target.classList.contains("custom-select-selected"))
+      {
+        var options = this.select.querySelector(".custom-select-options");
+        if (options.getAttribute("aria-hidden") == "true")
+        {
+          this.open();
+        }
+        else
+        {
+          this.close();
+        }
+      }
+    }
+
+    CustomSelect.prototype.open = function()
+    {
+      this.select
+        .querySelector(".custom-select-selected")
+        .setAttribute("aria-expanded", "true");
+
+      this.select
+        .querySelector(".custom-select-options")
+        .removeAttribute("aria-hidden");
+    }
+
+    CustomSelect.prototype.close = function()
+    {
+      this.select
+        .querySelector(".custom-select-selected")
+        .setAttribute("aria-expanded", "false");
+
+    this.select
+        .querySelector(".custom-select-options")
+        .setAttribute("aria-hidden", "true");
+    }
+    
+    new CustomSelect(document.getElementById("language-select"));
+
+    /**************************************************************************
+     * Accordion
+     **************************************************************************/
+
+    function Accordion(accordion)
+    {
+      this.accordion = accordion;
+      
+      var accordionButtons = this.accordion.getElementsByClassName('accordion-toggle-button');
+      for (var i = 0; i < accordionButtons.length; i++)
+      {
+        // Close all sections except the first
+        if (i !== 0)
+        {
+          accordionButtons[i].setAttribute("aria-expanded", "false");
+          document
+            .getElementById( accordionButtons[i].getAttribute("aria-controls") )
+            .setAttribute("hidden", "true");
+        }
+      }
+
+      this.accordion
+        .addEventListener("click", this._onClick.bind(this), false);
+      this.accordion
+        .addEventListener("keydown", this._onKeyDown.bind(this), false);
+    }
+
+    Accordion.prototype.toggleSection = function(clickedButton)
+    {
+      // Hide currently expanded section
+      var expandedButton = this.accordion.querySelector("button[aria-expanded='true']");
+      if (expandedButton)
+      {
+        expandedButton.setAttribute("aria-expanded", "false");
+        document
+          .getElementById( expandedButton.getAttribute("aria-controls") )
+          .setAttribute("hidden", "true");
+      }
+
+      // If currently expanded section is clicked
+      if (expandedButton === clickedButton) return;
+
+      // Expand new section
+      clickedButton.setAttribute("aria-expanded", "true");
+      document
+        .getElementById( clickedButton.getAttribute("aria-controls") )
+        .removeAttribute("hidden");
+    }
+
+    Accordion.prototype.focusNextSection = function()
+    {
+      var currentFocus = document.activeElement;
+      var nextheading = currentFocus.parentElement.nextElementSibling.nextElementSibling;
+
+      if (nextheading)
+      {
+        nextheading // .accordion-heading
+          .firstElementChild // .accordion-toggle-button
+          .focus();
+      }
+      else
+      {
+        this.accordion
+          .firstElementChild // .accordion-heading
+          .firstElementChild // .accordion-toggle-button
+          .focus();
+      }
+    }
+
+    Accordion.prototype.focusPrevSection = function()
+    {
+      var currentFocus = document.activeElement;
+      var prevAccordionBody = currentFocus.parentElement.previousElementSibling;
+
+      if (prevAccordionBody)
+      {
+        prevAccordionBody // .accordion-body
+          .previousElementSibling // .accordion-heading
+          .firstElementChild // .accordion-toggle-button
+          .focus();
+      }
+      else
+      {
+        this.accordion
+          .lastElementChild // .accordion-body
+          .previousElementSibling // .accordion-heading
+          .firstElementChild // .accordion-toggle-button
+          .focus();
+      }
+    }
+
+    Accordion.prototype._onKeyDown = function(event)
+    {
+      if (!event.target.classList.contains("accordion-toggle-button")) return;
+
+      if (event.key == "ArrowUp" || event.keyCode == 38)
+      {
+        this.focusPrevSection();
+      }
+      else if (event.key == "ArrowDown" || event.keyCode == 40)
+      {
+        this.focusNextSection();
+      }
+    }
+
+    Accordion.prototype._onClick = function(event)
+    {
+      if (!event.target.classList.contains("accordion-toggle-button")) return;
+      
+      this.toggleSection(event.target);
+    }
+
+    var productTopicsAccordion = document.getElementById('product-topics-accordion');
+    if (productTopicsAccordion)
+    {
+      new Accordion(productTopicsAccordion);
+    }
+
+    /**************************************************************************
+     * BrowserSelect
+     **************************************************************************/
+
+    function BrowserSelect(select)
+    {
+      this.select = select;
+      CustomSelect.apply(this, [this.select]);
+      
+      this.BROWSER_STORAGE_KEY = "BROWSER";
+      this.BROWSER_AUTODETECTED_STORAGE_KEY = "BROWSER_AUTODETECTED";
+      this.SUPPORTED_BROWSERS = ["chrome", "opera", "samsungBrowser", 
+                                 "yandexbrowser", "maxthon", "msie", 
+                                 "msedge", "firefox", "ios", "safari"];
+      this.DEFAULT_BROWSER = "chrome";
+      
+      this.select
+        .addEventListener("click", this._onClickOrKeyDown.bind(this), false);
+      
+      this.select
+        .addEventListener("keydown", this._onClickOrKeyDown.bind(this), false);
+
+      var storedBrowser = localStorage.getItem(this.BROWSER_STORAGE_KEY);
+      if (storedBrowser) this.selectOption(storedBrowser);
+      else this.detectBrowser();
+    }
+
+    BrowserSelect.prototype = Object.create(CustomSelect.prototype);
+    BrowserSelect.prototype.constructor = BrowserSelect;
+
+    BrowserSelect.prototype.detectBrowser = function()
+    {
+      for (var i = 0; i < this.SUPPORTED_BROWSERS.length; i++)
+      {
+        var supportedBrowser = this.SUPPORTED_BROWSERS[i];
+        if (bowser[supportedBrowser])
+        {
+          localStorage.setItem(this.BROWSER_AUTODETECTED_STORAGE_KEY, "true");
+          return this.selectOption(supportedBrowser);
+        }
+      }
+
+      this.selectOption(this.DEFAULT_BROWSER);  
+    };
+
+    BrowserSelect.prototype.selectOption = function(browser)
+    {
+      localStorage.setItem(this.BROWSER_STORAGE_KEY, browser);
+
+      // Change body class
+      var bodyClassList = Array.prototype.slice.call(document.body.classList);
+      for (var i = 0; i < bodyClassList.length; i++)
+      {
+        if (bodyClassList[i].indexOf("ua-") > -1)
+        {
+          document.body.classList.remove(bodyClassList[i]);
+        }
+      }
+      document.body.classList.add("ua-" + browser);
+
+      // Check selected option
+      var selectedItem = this.select
+                             .querySelector("[data-value='" + browser + "']");
+      selectedItem.setAttribute("aria-checked", "true");
+
+      // Set selected option
+      var selectedOption = selectedItem.innerHTML;
+
+      if (localStorage.getItem(this.BROWSER_AUTODETECTED_STORAGE_KEY))
+      {
+        var autodetected = document
+                              .getElementById("browser-select-autodetected")
+                              .innerHTML;
+        selectedOption += "<span class='muted'>(" + autodetected + ")</span>";
+      }
+
+      this.select
+          .querySelector(".custom-select-selected")
+          .innerHTML = selectedOption;
+      
+      if (!document.querySelector(".platform-" + browser))
+      {
+        this.handleNoContentForBrowser(browser);
+      }
+    };
+
+    BrowserSelect.prototype.handleNoContentForBrowser = function(browser)
+    {
+      var section = document.createElement("section");
+      section.classList.add("platform-" + browser);
+      section.innerHTML = document
+                            .getElementById("no-content-for-platform-message")
+                            .innerHTML;
+
+      document
+        .querySelector(".article-body")
+        .insertAdjacentElement("afterbegin", section);
+    }
+
+    BrowserSelect.prototype._onClickOrKeyDown = function(event)
+    {
+      var option = event.target.closest(".custom-select-option");
+      if (!option) return;
+
+      var IS_ENTER_KEY = event.key == "Enter" || event.keyCode == 13;
+      if (event.keyCode && !IS_ENTER_KEY) return;
+
+      localStorage.removeItem(this.BROWSER_AUTODETECTED_STORAGE_KEY);
+
+      // Uncheck previously checked option
+      this.select
+          .querySelector("[aria-checked='true']")
+          .setAttribute("aria-checked", "false");
+
+      this.selectOption(option.getAttribute("data-value"));
+
+      this.close();
+    };
+
+    var browserSelect = document.getElementById("browser-select");
+    if (browserSelect)
+    {
+      new BrowserSelect(browserSelect);
+    }
+
+  }, false);
+}());
+//# sourceMappingURL=main.js.map
+
+//# sourceMappingURL=main-debug.js.map
+
+//# sourceMappingURL=main.js.map