implement swipe gestures on mobile to go to next and previous articles

6 files changed, 42 insertions, 15 deletions

diff --git a/themes/_global/js/jquery.mobile.events.touch.min.js b/themes/_global/js/jquery.mobile.events.touch.min.js
new file mode 100644
index 00000000..058c3453
--- /dev/null
+++ b/themes/_global/js/jquery.mobile.events.touch.min.js
@@ -0,0 +1,3 @@
+/*! jQuery Mobile v1.4.5 | Copyright 2010, 2014 jQuery Foundation, Inc. | jquery.org/license */
+
+(function(e,t,n){typeof define=="function"&&define.amd?define(["jquery"],function(r){return n(r,e,t),r.mobile}):n(e.jQuery,e,t)})(this,document,function(e,t,n,r){(function(e,t,n,r){function T(e){while(e&&typeof e.originalEvent!="undefined")e=e.originalEvent;return e}function N(t,n){var i=t.type,s,o,a,l,c,h,p,d,v;t=e.Event(t),t.type=n,s=t.originalEvent,o=e.event.props,i.search(/^(mouse|click)/)>-1&&(o=f);if(s)for(p=o.length,l;p;)l=o[--p],t[l]=s[l];i.search(/mouse(down|up)|click/)>-1&&!t.which&&(t.which=1);if(i.search(/^touch/)!==-1){a=T(s),i=a.touches,c=a.changedTouches,h=i&&i.length?i[0]:c&&c.length?c[0]:r;if(h)for(d=0,v=u.length;d<v;d++)l=u[d],t[l]=h[l]}return t}function C(t){var n={},r,s;while(t){r=e.data(t,i);for(s in r)r[s]&&(n[s]=n.hasVirtualBinding=!0);t=t.parentNode}return n}function k(t,n){var r;while(t){r=e.data(t,i);if(r&&(!n||r[n]))return t;t=t.parentNode}return null}function L(){g=!1}function A(){g=!0}function O(){E=0,v.length=0,m=!1,A()}function M(){L()}function _(){D(),c=setTimeout(function(){c=0,O()},e.vmouse.resetTimerDuration)}function D(){c&&(clearTimeout(c),c=0)}function P(t,n,r){var i;if(r&&r[t]||!r&&k(n.target,t))i=N(n,t),e(n.target).trigger(i);return i}function H(t){var n=e.data(t.target,s),r;!m&&(!E||E!==n)&&(r=P("v"+t.type,t),r&&(r.isDefaultPrevented()&&t.preventDefault(),r.isPropagationStopped()&&t.stopPropagation(),r.isImmediatePropagationStopped()&&t.stopImmediatePropagation()))}function B(t){var n=T(t).touches,r,i,o;n&&n.length===1&&(r=t.target,i=C(r),i.hasVirtualBinding&&(E=w++,e.data(r,s,E),D(),M(),d=!1,o=T(t).touches[0],h=o.pageX,p=o.pageY,P("vmouseover",t,i),P("vmousedown",t,i)))}function j(e){if(g)return;d||P("vmousecancel",e,C(e.target)),d=!0,_()}function F(t){if(g)return;var n=T(t).touches[0],r=d,i=e.vmouse.moveDistanceThreshold,s=C(t.target);d=d||Math.abs(n.pageX-h)>i||Math.abs(n.pageY-p)>i,d&&!r&&P("vmousecancel",t,s),P("vmousemove",t,s),_()}function I(e){if(g)return;A();var t=C(e.target),n,r;P("vmouseup",e,t),d||(n=P("vclick",e,t),n&&n.isDefaultPrevented()&&(r=T(e).changedTouches[0],v.push({touchID:E,x:r.clientX,y:r.clientY}),m=!0)),P("vmouseout",e,t),d=!1,_()}function q(t){var n=e.data(t,i),r;if(n)for(r in n)if(n[r])return!0;return!1}function R(){}function U(t){var n=t.substr(1);return{setup:function(){q(this)||e.data(this,i,{});var r=e.data(this,i);r[t]=!0,l[t]=(l[t]||0)+1,l[t]===1&&b.bind(n,H),e(this).bind(n,R),y&&(l.touchstart=(l.touchstart||0)+1,l.touchstart===1&&b.bind("touchstart",B).bind("touchend",I).bind("touchmove",F).bind("scroll",j))},teardown:function(){--l[t],l[t]||b.unbind(n,H),y&&(--l.touchstart,l.touchstart||b.unbind("touchstart",B).unbind("touchmove",F).unbind("touchend",I).unbind("scroll",j));var r=e(this),s=e.data(this,i);s&&(s[t]=!1),r.unbind(n,R),q(this)||r.removeData(i)}}}var i="virtualMouseBindings",s="virtualTouchID",o="vmouseover vmousedown vmousemove vmouseup vclick vmouseout vmousecancel".split(" "),u="clientX clientY pageX pageY screenX screenY".split(" "),a=e.event.mouseHooks?e.event.mouseHooks.props:[],f=e.event.props.concat(a),l={},c=0,h=0,p=0,d=!1,v=[],m=!1,g=!1,y="addEventListener"in n,b=e(n),w=1,E=0,S,x;e.vmouse={moveDistanceThreshold:10,clickDistanceThreshold:10,resetTimerDuration:1500};for(x=0;x<o.length;x++)e.event.special[o[x]]=U(o[x]);y&&n.addEventListener("click",function(t){var n=v.length,r=t.target,i,o,u,a,f,l;if(n){i=t.clientX,o=t.clientY,S=e.vmouse.clickDistanceThreshold,u=r;while(u){for(a=0;a<n;a++){f=v[a],l=0;if(u===r&&Math.abs(f.x-i)<S&&Math.abs(f.y-o)<S||e.data(u,s)===f.touchID){t.preventDefault(),t.stopPropagation();return}}u=u.parentNode}}},!0)})(e,t,n),function(e){e.mobile={}}(e),function(e,t){var r={touch:"ontouchend"in n};e.mobile.support=e.mobile.support||{},e.extend(e.support,r),e.extend(e.mobile.support,r)}(e),function(e,t,r){function l(t,n,i,s){var o=i.type;i.type=n,s?e.event.trigger(i,r,t):e.event.dispatch.call(t,i),i.type=o}var i=e(n),s=e.mobile.support.touch,o="touchmove scroll",u=s?"touchstart":"mousedown",a=s?"touchend":"mouseup",f=s?"touchmove":"mousemove";e.each("touchstart touchmove touchend tap taphold swipe swipeleft swiperight scrollstart scrollstop".split(" "),function(t,n){e.fn[n]=function(e){return e?this.bind(n,e):this.trigger(n)},e.attrFn&&(e.attrFn[n]=!0)}),e.event.special.scrollstart={enabled:!0,setup:function(){function s(e,n){r=n,l(t,r?"scrollstart":"scrollstop",e)}var t=this,n=e(t),r,i;n.bind(o,function(t){if(!e.event.special.scrollstart.enabled)return;r||s(t,!0),clearTimeout(i),i=setTimeout(function(){s(t,!1)},50)})},teardown:function(){e(this).unbind(o)}},e.event.special.tap={tapholdThreshold:750,emitTapOnTaphold:!0,setup:function(){var t=this,n=e(t),r=!1;n.bind("vmousedown",function(s){function a(){clearTimeout(u)}function f(){a(),n.unbind("vclick",c).unbind("vmouseup",a),i.unbind("vmousecancel",f)}function c(e){f(),!r&&o===e.target?l(t,"tap",e):r&&e.preventDefault()}r=!1;if(s.which&&s.which!==1)return!1;var o=s.target,u;n.bind("vmouseup",a).bind("vclick",c),i.bind("vmousecancel",f),u=setTimeout(function(){e.event.special.tap.emitTapOnTaphold||(r=!0),l(t,"taphold",e.Event("taphold",{target:o}))},e.event.special.tap.tapholdThreshold)})},teardown:function(){e(this).unbind("vmousedown").unbind("vclick").unbind("vmouseup"),i.unbind("vmousecancel")}},e.event.special.swipe={scrollSupressionThreshold:30,durationThreshold:1e3,horizontalDistanceThreshold:30,verticalDistanceThreshold:30,getLocation:function(e){var n=t.pageXOffset,r=t.pageYOffset,i=e.clientX,s=e.clientY;if(e.pageY===0&&Math.floor(s)>Math.floor(e.pageY)||e.pageX===0&&Math.floor(i)>Math.floor(e.pageX))i-=n,s-=r;else if(s<e.pageY-r||i<e.pageX-n)i=e.pageX-n,s=e.pageY-r;return{x:i,y:s}},start:function(t){var n=t.originalEvent.touches?t.originalEvent.touches[0]:t,r=e.event.special.swipe.getLocation(n);return{time:(new Date).getTime(),coords:[r.x,r.y],origin:e(t.target)}},stop:function(t){var n=t.originalEvent.touches?t.originalEvent.touches[0]:t,r=e.event.special.swipe.getLocation(n);return{time:(new Date).getTime(),coords:[r.x,r.y]}},handleSwipe:function(t,n,r,i){if(n.time-t.time<e.event.special.swipe.durationThreshold&&Math.abs(t.coords[0]-n.coords[0])>e.event.special.swipe.horizontalDistanceThreshold&&Math.abs(t.coords[1]-n.coords[1])<e.event.special.swipe.verticalDistanceThreshold){var s=t.coords[0]>n.coords[0]?"swipeleft":"swiperight";return l(r,"swipe",e.Event("swipe",{target:i,swipestart:t,swipestop:n}),!0),l(r,s,e.Event(s,{target:i,swipestart:t,swipestop:n}),!0),!0}return!1},eventInProgress:!1,setup:function(){var t,n=this,r=e(n),s={};t=e.data(this,"mobile-events"),t||(t={length:0},e.data(this,"mobile-events",t)),t.length++,t.swipe=s,s.start=function(t){if(e.event.special.swipe.eventInProgress)return;e.event.special.swipe.eventInProgress=!0;var r,o=e.event.special.swipe.start(t),u=t.target,l=!1;s.move=function(t){if(!o||t.isDefaultPrevented())return;r=e.event.special.swipe.stop(t),l||(l=e.event.special.swipe.handleSwipe(o,r,n,u),l&&(e.event.special.swipe.eventInProgress=!1)),Math.abs(o.coords[0]-r.coords[0])>e.event.special.swipe.scrollSupressionThreshold&&t.preventDefault()},s.stop=function(){l=!0,e.event.special.swipe.eventInProgress=!1,i.off(f,s.move),s.move=null},i.on(f,s.move).one(a,s.stop)},r.on(u,s.start)},teardown:function(){var t,n;t=e.data(this,"mobile-events"),t&&(n=t.swipe,delete t.swipe,t.length--,t.length===0&&e.removeData(this,"mobile-events")),n&&(n.start&&e(this).off(u,n.start),n.move&&i.off(f,n.move),n.stop&&i.off(a,n.stop))}},e.each({scrollstop:"scrollstart",taphold:"tap",swipeleft:"swipe.left",swiperight:"swipe.right"},function(t,n){e.event.special[t]={setup:function(){e(this).bind(n,e.noop)},teardown:function(){e(this).unbind(n)}}})}(e,this)});
\ No newline at end of file
diff --git a/themes/_global/js/keyboard.js b/themes/_global/js/keyboard.js
index 26978cb2..ec20d3f2 100644
--- a/themes/_global/js/keyboard.js
+++ b/themes/_global/js/keyboard.js
@@ -1,27 +1,27 @@
 function navigateKeyboard(leftURL, rightURL) {
   window.addEventListener("keypress", function (event) {
     var key = event.which || event.keyCode; // event.keyCode is used for IE8 and earlier versions
-    console.log("key pressed : " + key);
     switch (key) {
       case 37:
-        // left arrow
-        if (leftURL != "?view=view&id=") {
-          window.location = window.location.origin + window.location.pathname + leftURL;
-        }
+       goLeft(leftURL);
       break;
-        /*
-        case 38:
-        // top arrow
-        window.location = window.location.origin + window.location.pathname + window.location.search + "#top";
-        break;
-        */
+
       case 39:
-        //right arrow
-        if (rightURL != "?view=view&id=") {
-        window.location = window.location.origin + window.location.pathname + rightURL;
-        }
+        goRight(rightURL);
       break;
     }
 
   }, false);
+}
+
+function goLeft(leftURL) {
+   if (leftURL != "?view=view&id=") {
+          window.location = window.location.origin + window.location.pathname + leftURL;
+  }
+}
+
+function goRight(rightURL) {
+  if (rightURL != "?view=view&id=") {
+        window.location = window.location.origin + window.location.pathname + rightURL;
+  }
 }
\ No newline at end of file
diff --git a/themes/baggy/_head.twig b/themes/baggy/_head.twig
index 3799f8fb..b9f1e5d9 100755
--- a/themes/baggy/_head.twig
+++ b/themes/baggy/_head.twig
@@ -31,6 +31,7 @@
         <link rel="stylesheet" href="{{ poche_url }}themes/{{theme}}/css/print.css" media="print">
 
         <script src="{{ poche_url }}themes/_global/js/jquery-2.1.3.min.js"></script>
+        <script src="{{ poche_url }}themes/_global/js/jquery.mobile.events.touch.min.js"></script>
         <script src="{{ poche_url }}themes/_global/js/autoClose.js"></script>
         <script src="{{ poche_url }}themes/{{theme}}/js/jquery.cookie.js"></script>
         <script src="{{ poche_url }}themes/{{theme}}/js/init.js"></script>
diff --git a/themes/baggy/view.twig b/themes/baggy/view.twig
index 68af03f5..a6da85d5 100755
--- a/themes/baggy/view.twig
+++ b/themes/baggy/view.twig
@@ -103,6 +103,17 @@
                 retrievePercent({{ entry.id|e }});
             });
         });
+        
+        // Use left and right arrow to navigate on with keyboard
         navigateKeyboard('?view=view&id={{ navigate.nextid|e }}','?view=view&id={{ navigate.previousid|e }}');
+
+        // swipe to right or left on mobile to navigate
+        $('article').on("swiperight", function(){
+            goLeft('?view=view&id={{ navigate.nextid|e }}');
+        });
+        $('article').on("swipeleft", function(){
+            goRight('?view=view&id={{ navigate.previousid|e }}');
+        });
+
         </script>
 {% endblock %}
diff --git a/themes/default/_head.twig b/themes/default/_head.twig
index f3c9d886..ce1bbdcc 100755
--- a/themes/default/_head.twig
+++ b/themes/default/_head.twig
@@ -30,6 +30,7 @@
         <link rel="stylesheet" href="{{ poche_url }}themes/default/css/messages.css" media="all">
         <link rel="stylesheet" href="{{ poche_url }}themes/default/css/print.css" media="print">
         <script src="{{ poche_url }}themes/_global/js/jquery-2.1.3.min.js"></script>
+        <script src="{{ poche_url }}themes/_global/js/jquery.mobile.events.touch.min.js"></script>
         <script src="{{ poche_url }}themes/_global/js/autoClose.js"></script>
         <script src="{{ poche_url }}themes/default/js/closeMessage.js"></script>
         <script src="{{ poche_url }}themes/_global/js/saveLink.js"></script>
diff --git a/themes/default/view.twig b/themes/default/view.twig
index 9c9d1561..57d25965 100755
--- a/themes/default/view.twig
+++ b/themes/default/view.twig
@@ -125,6 +125,17 @@
                 $('#article_toolbar .tool.top').parent().hide();
             }
         });
+
+        // Use left and right arrow to navigate on with keyboard
         navigateKeyboard('?view=view&id={{ navigate.nextid|e }}','?view=view&id={{ navigate.previousid|e }}');
+
+        // swipe to right or left on mobile to navigate
+        $('article').on("swiperight", function(){
+            goLeft('?view=view&id={{ navigate.nextid|e }}');
+        });
+        $('article').on("swipeleft", function(){
+            goRight('?view=view&id={{ navigate.previousid|e }}');
+        });
+
         </script>
 {% endblock %}