Add scroll to top function

Add share buttons to news item
Add logo to footer

public/js/functions.js

@@ -139,6 +139,62 @@ $(function () {
   });
 });
 
+$(function () {
+  $('.scroll_top').click(function (e) {
+    e.preventDefault();
+    $("html, body").stop().animate({scrollTop: 0}, 500, 'swing');
+  });
+});
+
+(function ($) {
+  /**
+   * @param {object} _options
+   */
+  $.fn.share = function (_options) {
+    var options = {
+      type: '',
+      types: {
+        facebook: {
+          url: 'https://www.facebook.com/sharer/sharer.php?u=',
+          textOption: false
+        },
+        twitter_x: {
+          url: 'https://twitter.com/share?url=',
+          textOption: 'text='
+        },
+      },
+      excerptClass: 'excerpt'
+    };
+
+    $.extend(options, _options);
+
+    this.click(function (e) {
+      e.preventDefault();
+      var type = options.types[options.type];
+      if (type !== undefined) {
+        var extra = '';
+        if (type.textOption) {
+          var text = $('.' + options.excerptClass).text();
+          if (text.length + location.href.length > 278) {
+            text = text.substring(0, 278 - (location.href.length + 3))  + '...';
+          }
+          extra = '&' + type.textOption + encodeURI(text);
+        }
+        window.open(type.url + encodeURI(location.href) + extra, "pop", "width=600, height=400, scrollbars=no");
+      } else {
+        console.error(options.type + ' is unknown');
+      }
+    });
+  };
+
+}(jQuery));
+
+$(function () {
+  $('[data-share]').each(function () {
+    $(this).share({type: $(this).data('share')});
+  });
+});
+
 (function ($) {
 
   /**