Merge pull request #269 from gopesht/implement_smoothscroll

Implements smoothscroll

app/assets/javascripts/application.js

@@ -23,6 +23,7 @@
 //= require osem
 //= require dashboard
 //= require ahoy
+//= require smoothscroll
 
 $(document).ready(function() {
     $('a[disabled=disabled]').click(function(event){

app/assets/javascripts/smoothscroll.js

@@ -0,0 +1,33 @@
+/**
+ * SmoothScroll
+ * This helper script created by DWUser.com.  Copyright 2013 DWUser.com.
+ * Dual-licensed under the GPL and MIT licenses.
+ * All individual scripts remain property of their copyrighters.
+ * Date: 10-Sep-2013
+ * Version: 1.0.1
+ */
+if (!window['jQuery']) alert('The jQuery library must be included before the smoothscroll.js file.  The plugin will not work propery.');
+
+/**
+ * jQuery.ScrollTo - Easy element scrolling using jQuery.
+ * Copyright (c) 2007-2013 Ariel Flesler - aflesler(at)gmail(dot)com | http://flesler.blogspot.com
+ * Dual licensed under MIT and GPL.
+ * @author Ariel Flesler
+ * @version 1.4.3.1
+ */
+;(function($){var h=$.scrollTo=function(a,b,c){$(window).scrollTo(a,b,c)};h.defaults={axis:'xy',duration:parseFloat($.fn.jquery)>=1.3?0:1,limit:true};h.window=function(a){return $(window)._scrollable()};$.fn._scrollable=function(){return this.map(function(){var a=this,isWin=!a.nodeName||$.inArray(a.nodeName.toLowerCase(),['iframe','#document','html','body'])!=-1;if(!isWin)return a;var b=(a.contentWindow||a).document||a.ownerDocument||a;return/webkit/i.test(navigator.userAgent)||b.compatMode=='BackCompat'?b.body:b.documentElement})};$.fn.scrollTo=function(e,f,g){if(typeof f=='object'){g=f;f=0}if(typeof g=='function')g={onAfter:g};if(e=='max')e=9e9;g=$.extend({},h.defaults,g);f=f||g.duration;g.queue=g.queue&&g.axis.length>1;if(g.queue)f/=2;g.offset=both(g.offset);g.over=both(g.over);return this._scrollable().each(function(){if(e==null)return;var d=this,$elem=$(d),targ=e,toff,attr={},win=$elem.is('html,body');switch(typeof targ){case'number':case'string':if(/^([+-]=)?\d+(\.\d+)?(px|%)?$/.test(targ)){targ=both(targ);break}targ=$(targ,this);if(!targ.length)return;case'object':if(targ.is||targ.style)toff=(targ=$(targ)).offset()}$.each(g.axis.split(''),function(i,a){var b=a=='x'?'Left':'Top',pos=b.toLowerCase(),key='scroll'+b,old=d[key],max=h.max(d,a);if(toff){attr[key]=toff[pos]+(win?0:old-$elem.offset()[pos]);if(g.margin){attr[key]-=parseInt(targ.css('margin'+b))||0;attr[key]-=parseInt(targ.css('border'+b+'Width'))||0}attr[key]+=g.offset[pos]||0;if(g.over[pos])attr[key]+=targ[a=='x'?'width':'height']()*g.over[pos]}else{var c=targ[pos];attr[key]=c.slice&&c.slice(-1)=='%'?parseFloat(c)/100*max:c}if(g.limit&&/^\d+$/.test(attr[key]))attr[key]=attr[key]<=0?0:Math.min(attr[key],max);if(!i&&g.queue){if(old!=attr[key])animate(g.onAfterFirst);delete attr[key]}});animate(g.onAfter);function animate(a){$elem.animate(attr,f,g.easing,a&&function(){a.call(this,e,g)})}}).end()};h.max=function(a,b){var c=b=='x'?'Width':'Height',scroll='scroll'+c;if(!$(a).is('html,body'))return a[scroll]-$(a)[c.toLowerCase()]();var d='client'+c,html=a.ownerDocument.documentElement,body=a.ownerDocument.body;return Math.max(html[scroll],body[scroll])-Math.min(html[d],body[d])};function both(a){return typeof a=='object'?a:{top:a,left:a}}})(jQuery);
+
+/**
+ * jQuery.LocalScroll
+ * Copyright (c) 2007-2010 Ariel Flesler - aflesler(at)gmail(dot)com | http://flesler.blogspot.com
+ * Dual licensed under MIT and GPL.
+ * Date: 05/31/2010
+ * @author Ariel Flesler
+ * @version 1.2.8b
+ **/
+;(function(b){function g(a,e,d){var h=e.hash.slice(1),f=document.getElementById(h)||document.getElementsByName(h)[0];if(f){a&&a.preventDefault();var c=b(d.target);if(!(d.lock&&c.is(":animated")||d.onBefore&&!1===d.onBefore(a,f,c))){d.stop&&c._scrollable().stop(!0);if(d.hash){var a=f.id==h?"id":"name",g=b("<a> </a>").attr(a,h).css({position:"absolute",top:b(window).scrollTop(),left:b(window).scrollLeft()});f[a]="";b("body").prepend(g);location=e.hash;g.remove();f[a]=h}c.scrollTo(f,d).trigger("notify.serialScroll",
+[f])}}}var i=location.href.replace(/#.*/,""),c=b.localScroll=function(a){b("body").localScroll(a)};c.defaults={duration:1E3,axis:"y",event:"click",stop:!0,target:window,reset:!0};c.hash=function(a){if(location.hash){a=b.extend({},c.defaults,a);a.hash=!1;if(a.reset){var e=a.duration;delete a.duration;b(a.target).scrollTo(0,a);a.duration=e}g(0,location,a)}};b.fn.localScroll=function(a){function e(){return!!this.href&&!!this.hash&&this.href.replace(this.hash,"")==i&&(!a.filter||b(this).is(a.filter))}
+a=b.extend({},c.defaults,a);return a.lazy?this.bind(a.event,function(d){var c=b([d.target,d.target.parentNode]).filter(e)[0];c&&g(d,c,a)}):this.find("a,area").filter(e).bind(a.event,function(b){g(b,this,a)}).end().end()}})(jQuery);
+
+// Initialize all .smoothScroll links
+jQuery(function($){ $.localScroll({filter:'.smoothScroll'}); });

app/views/conference/_call_for_papers.html.haml

@@ -1,6 +1,6 @@
 = content_for :splash_nav do
   %li
-    %a{ href: '#callforpapers' } Call For Papers
+    %a.smoothscroll{ href: '#callforpapers' } Call For Papers
 
 %div.container#callforpapers.text-center
   %div.row

app/views/conference/_location.html.haml

@@ -1,6 +1,6 @@
 = content_for :splash_nav do
   %li
-    %a{ href: '#location' } Location
+    %a.smoothscroll{ href: '#location' } Location
 
 
 %div.banner-disp{ style: ("background-image: url(#{@conference.venue.photo})" unless @conference.venue.photo.blank?), class:('with-background' unless @conference.venue.photo.blank?) }

app/views/conference/_program.html.haml

@@ -1,6 +1,6 @@
 = content_for :splash_nav do
   %li
-    %a{ href: '#program' } Program
+    %a.smoothscroll{ href: '#program' } Program
 
 %div.container.text-center
   %div.row

app/views/conference/_registration.html.haml

@@ -1,6 +1,6 @@
 = content_for :splash_nav do
   %li
-    %a{ href: '#registration' } Registration
+    %a.smoothscroll{ href: '#registration' } Registration
 %div.container.text-center
   %div.row
     %h2 Registration

app/views/conference/_social_media.html.haml

@@ -1,6 +1,6 @@
 = content_for :splash_nav do
   %li
-    %a{ href: '#social-media' } Social Media
+    %a.smoothscroll{ href: '#social-media' } Social Media
 
 %div.container#social-media.text-center
   %div.row

app/views/conference/_sponsor.html.haml

@@ -1,6 +1,6 @@
 = content_for :splash_nav do
   %li
-    %a{ href: '#sponsors' } Sponsors
+    %a.smoothscroll{ href: '#sponsors' } Sponsors
 %div.container#sponsors.text-center
   %div.row
     %div.col-md-12

app/views/layouts/_navigation.html.haml

@@ -10,7 +10,7 @@
       = brand
     .collapse.navbar-collapse
       - if content_for :splash_nav
-        %ul.nav.navbar-nav
+        %ul.nav.navbar-nav#splash-nav
           = content_for :splash_nav
       -if user_signed_in?
         %ul.nav.navbar-nav.navbar-right

app/views/layouts/application.html.haml

@@ -15,7 +15,7 @@
         });
       });
     = yield(:head)
-  %body
+  %body{ data: (content_for?(:splash_nav) ? {spy: 'scroll', offset: 0, target: 'splash-nav'} : {} ) }
     = render 'layouts/navigation'
     -# Admin area
     - if controller.class.name.split("::").first=="Admin"