path: root/zurb-F5-basic/static/js/foundation/foundation.js

/*
 * Foundation Responsive Library
 * http://foundation.zurb.com
 * Copyright 2013, ZURB
 * Free to use under the MIT license.
 * http://www.opensource.org/licenses/mit-license.php
*/

(function ($, window, document, undefined) {
  'use strict';

  // Used to retrieve Foundation media queries from CSS.
  if($('head').has('.foundation-mq-small').length === 0) {
    $('head').append('<meta class="foundation-mq-small">');
  }

  if($('head').has('.foundation-mq-medium').length === 0) {
    $('head').append('<meta class="foundation-mq-medium">');
  }

  if($('head').has('.foundation-mq-large').length === 0) {
    $('head').append('<meta class="foundation-mq-large">');
  }

  if($('head').has('.foundation-mq-xlarge').length === 0) {
    $('head').append('<meta class="foundation-mq-xlarge">');
  }

  if($('head').has('.foundation-mq-xxlarge').length === 0) {
    $('head').append('<meta class="foundation-mq-xxlarge">');
  }

  // Embed FastClick (this should be removed later)
  function FastClick(layer){'use strict';var oldOnClick,self=this;this.trackingClick=false;this.trackingClickStart=0;this.targetElement=null;this.touchStartX=0;this.touchStartY=0;this.lastTouchIdentifier=0;this.touchBoundary=10;this.layer=layer;if(!layer||!layer.nodeType){throw new TypeError('Layer must be a document node');}this.onClick=function(){return FastClick.prototype.onClick.apply(self,arguments)};this.onMouse=function(){return FastClick.prototype.onMouse.apply(self,arguments)};this.onTouchStart=function(){return FastClick.prototype.onTouchStart.apply(self,arguments)};this.onTouchMove=function(){return FastClick.prototype.onTouchMove.apply(self,arguments)};this.onTouchEnd=function(){return FastClick.prototype.onTouchEnd.apply(self,arguments)};this.onTouchCancel=function(){return FastClick.prototype.onTouchCancel.apply(self,arguments)};if(FastClick.notNeeded(layer)){return}if(this.deviceIsAndroid){layer.addEventListener('mouseover',this.onMouse,true);layer.addEventListener('mousedown',this.onMouse,true);layer.addEventListener('mouseup',this.onMouse,true)}layer.addEventListener('click',this.onClick,true);layer.addEventListener('touchstart',this.onTouchStart,false);layer.addEventListener('touchmove',this.onTouchMove,false);layer.addEventListener('touchend',this.onTouchEnd,false);layer.addEventListener('touchcancel',this.onTouchCancel,false);if(!Event.prototype.stopImmediatePropagation){layer.removeEventListener=function(type,callback,capture){var rmv=Node.prototype.removeEventListener;if(type==='click'){rmv.call(layer,type,callback.hijacked||callback,capture)}else{rmv.call(layer,type,callback,capture)}};layer.addEventListener=function(type,callback,capture){var adv=Node.prototype.addEventListener;if(type==='click'){adv.call(layer,type,callback.hijacked||(callback.hijacked=function(event){if(!event.propagationStopped){callback(event)}}),capture)}else{adv.call(layer,type,callback,capture)}}}if(typeof layer.onclick==='function'){oldOnClick=layer.onclick;layer.addEventListener('click',function(event){oldOnClick(event)},false);layer.onclick=null}}FastClick.prototype.deviceIsAndroid=navigator.userAgent.indexOf('Android')>0;FastClick.prototype.deviceIsIOS=/iP(ad|hone|od)/.test(navigator.userAgent);FastClick.prototype.deviceIsIOS4=FastClick.prototype.deviceIsIOS&&(/OS 4_\d(_\d)?/).test(navigator.userAgent);FastClick.prototype.deviceIsIOSWithBadTarget=FastClick.prototype.deviceIsIOS&&(/OS ([6-9]|\d{2})_\d/).test(navigator.userAgent);FastClick.prototype.needsClick=function(target){'use strict';switch(target.nodeName.toLowerCase()){case'button':case'select':case'textarea':if(target.disabled){return true}break;case'input':if((this.deviceIsIOS&&target.type==='file')||target.disabled){return true}break;case'label':case'video':return true}return(/\bneedsclick\b/).test(target.className)};FastClick.prototype.needsFocus=function(target){'use strict';switch(target.nodeName.toLowerCase()){case'textarea':case'select':return true;case'input':switch(target.type){case'button':case'checkbox':case'file':case'image':case'radio':case'submit':return false}return!target.disabled&&!target.readOnly;default:return(/\bneedsfocus\b/).test(target.className)}};FastClick.prototype.sendClick=function(targetElement,event){'use strict';var clickEvent,touch;if(document.activeElement&&document.activeElement!==targetElement){document.activeElement.blur()}touch=event.changedTouches[0];clickEvent=document.createEvent('MouseEvents');clickEvent.initMouseEvent('click',true,true,window,1,touch.screenX,touch.screenY,touch.clientX,touch.clientY,false,false,false,false,0,null);clickEvent.forwardedTouchEvent=true;targetElement.dispatchEvent(clickEvent)};FastClick.prototype.focus=function(targetElement){'use strict';var length;if(this.deviceIsIOS&&targetElement.setSelectionRange){length=targetElement.value.length;targetElement.setSelectionRange(length,length)}else{targetElement.focus()}};FastClick.prototype.updateScrollParent=function(targetElement){'use strict';var scrollParent,parentElement;scrollParent=targetElement.fastClickScrollParent;if(!scrollParent||!scrollParent.contains(targetElement)){parentElement=targetElement;do{if(parentElement.scrollHeight>parentElement.offsetHeight){scrollParent=parentElement;targetElement.fastClickScrollParent=parentElement;break}parentElement=parentElement.parentElement}while(parentElement)}if(scrollParent){scrollParent.fastClickLastScrollTop=scrollParent.scrollTop}};FastClick.prototype.getTargetElementFromEventTarget=function(eventTarget){'use strict';if(eventTarget.nodeType===Node.TEXT_NODE){return eventTarget.parentNode}return eventTarget};FastClick.prototype.onTouchStart=function(event){'use strict';var targetElement,touch,selection;if(event.targetTouches.length>1){return true}targetElement=this.getTargetElementFromEventTarget(event.target);touch=event.targetTouches[0];if(this.deviceIsIOS){selection=window.getSelection();if(selection.rangeCount&&!selection.isCollapsed){return true}if(!this.deviceIsIOS4){if(touch.identifier===this.lastTouchIdentifier){event.preventDefault();return false}this.lastTouchIdentifier=touch.identifier;this.updateScrollParent(targetElement)}}this.trackingClick=true;this.trackingClickStart=event.timeStamp;this.targetElement=targetElement;this.touchStartX=touch.pageX;this.touchStartY=touch.pageY;if((event.timeStamp-this.lastClickTime)<200){event.preventDefault()}return true};FastClick.prototype.touchHasMoved=function(event){'use strict';var touch=event.changedTouches[0],boundary=this.touchBoundary;if(Math.abs(touch.pageX-this.touchStartX)>boundary||Math.abs(touch.pageY-this.touchStartY)>boundary){return true}return false};FastClick.prototype.onTouchMove=function(event){'use strict';if(!this.trackingClick){return true}if(this.targetElement!==this.getTargetElementFromEventTarget(event.target)||this.touchHasMoved(event)){this.trackingClick=false;this.targetElement=null}return true};FastClick.prototype.findControl=function(labelElement){'use strict';if(labelElement.control!==undefined){return labelElement.control}if(labelElement.htmlFor){return document.getElementById(labelElement.htmlFor)}return labelElement.querySelector('button, input:not([type=hidden]), keygen, meter, output, progress, select, textarea')};FastClick.prototype.onTouchEnd=function(event){'use strict';var forElement,trackingClickStart,targetTagName,scrollParent,touch,targetElement=this.targetElement;if(!this.trackingClick){return true}if((event.timeStamp-this.lastClickTime)<200){this.cancelNextClick=true;return true}this.lastClickTime=event.timeStamp;trackingClickStart=this.trackingClickStart;this.trackingClick=false;this.trackingClickStart=0;if(this.deviceIsIOSWithBadTarget){touch=event.changedTouches[0];targetElement=document.elementFromPoint(touch.pageX-window.pageXOffset,touch.pageY-window.pageYOffset)||targetElement;targetElement.fastClickScrollParent=this.targetElement.fastClickScrollParent}targetTagName=targetElement.tagName.toLowerCase();if(targetTagName==='label'){forElement=this.findControl(targetElement);if(forElement){this.focus(targetElement);if(this.deviceIsAndroid){return false}targetElement=forElement}}else if(this.needsFocus(targetElement)){if((event.timeStamp-trackingClickStart)>100||(this.deviceIsIOS&&window.top!==window&&targetTagName==='input')){this.targetElement=null;return false}this.focus(targetElement);if(!this.deviceIsIOS4||targetTagName!=='select'){this.targetElement=null;event.preventDefault()}return false}if(this.deviceIsIOS&&!this.deviceIsIOS4){scrollParent=targetElement.fastClickScrollParent;if(scrollParent&&scrollParent.fastClickLastScrollTop!==scrollParent.scrollTop){return true}}if(!this.needsClick(targetElement)){event.preventDefault();this.sendClick(targetElement,event)}return false};FastClick.prototype.onTouchCancel=function(){'use strict';this.trackingClick=false;this.targetElement=null};FastClick.prototype.onMouse=function(event){'use strict';if(!this.targetElement){return true}if(event.forwardedTouchEvent){return true}if(!event.cancelable){return true}if(!this.needsClick(this.targetElement)||this.cancelNextClick){if(event.stopImmediatePropagation){event.stopImmediatePropagation()}else{event.propagationStopped=true}event.stopPropagation();event.preventDefault();return false}return true};FastClick.prototype.onClick=function(event){'use strict';var permitted;if(this.trackingClick){this.targetElement=null;this.trackingClick=false;return true}if(event.target.type==='submit'&&event.detail===0){return true}permitted=this.onMouse(event);if(!permitted){this.targetElement=null}return permitted};FastClick.prototype.destroy=function(){'use strict';var layer=this.layer;if(this.deviceIsAndroid){layer.removeEventListener('mouseover',this.onMouse,true);layer.removeEventListener('mousedown',this.onMouse,true);layer.removeEventListener('mouseup',this.onMouse,true)}layer.removeEventListener('click',this.onClick,true);layer.removeEventListener('touchstart',this.onTouchStart,false);layer.removeEventListener('touchmove',this.onTouchMove,false);layer.removeEventListener('touchend',this.onTouchEnd,false);layer.removeEventListener('touchcancel',this.onTouchCancel,false)};FastClick.notNeeded=function(layer){'use strict';var metaViewport;if(typeof window.ontouchstart==='undefined'){return true}if((/Chrome\/[0-9]+/).test(navigator.userAgent)){if(FastClick.prototype.deviceIsAndroid){metaViewport=document.querySelector('meta[name=viewport]');if(metaViewport&&metaViewport.content.indexOf('user-scalable=no')!==-1){return true}}else{return true}}if(layer.style.msTouchAction==='none'){return true}return false};FastClick.attach=function(layer){'use strict';return new FastClick(layer)};if(typeof define!=='undefined'&&define.amd){define(function(){'use strict';return FastClick})}else if(typeof module!=='undefined'&&module.exports){module.exports=FastClick.attach;module.exports.FastClick=FastClick}else{window.FastClick=FastClick}


  // Enable FastClick
  if(typeof FastClick !== 'undefined') {
    FastClick.attach(document.body);
  }

  // private Fast Selector wrapper,
  // returns jQuery object. Only use where
  // getElementById is not available.
  var S = function (selector, context) {
    if (typeof selector === 'string') {
      if (context) {
        return $(context.querySelectorAll(selector));
      }

      return $(document.querySelectorAll(selector));
    }

    return $(selector, context);
  };

  /*
    https://github.com/paulirish/matchMedia.js
  */

  window.matchMedia = window.matchMedia || (function( doc, undefined ) {

    "use strict";

    var bool,
        docElem = doc.documentElement,
        refNode = docElem.firstElementChild || docElem.firstChild,
        // fakeBody required for <FF4 when executed in <head>
        fakeBody = doc.createElement( "body" ),
        div = doc.createElement( "div" );

    div.id = "mq-test-1";
    div.style.cssText = "position:absolute;top:-100em";
    fakeBody.style.background = "none";
    fakeBody.appendChild(div);

    return function(q){

      div.innerHTML = "&shy;<style media=\"" + q + "\"> #mq-test-1 { width: 42px; }</style>";

      docElem.insertBefore( fakeBody, refNode );
      bool = div.offsetWidth === 42;
      docElem.removeChild( fakeBody );

      return {
        matches: bool,
        media: q
      };

    };

  }( document ));

  /*
   * jquery.requestAnimationFrame
   * https://github.com/gnarf37/jquery-requestAnimationFrame
   * Requires jQuery 1.8+
   *
   * Copyright (c) 2012 Corey Frang
   * Licensed under the MIT license.
   */

  (function( $ ) {

  // requestAnimationFrame polyfill adapted from Erik Möller
  // fixes from Paul Irish and Tino Zijdel
  // http://paulirish.com/2011/requestanimationframe-for-smart-animating/
  // http://my.opera.com/emoller/blog/2011/12/20/requestanimationframe-for-smart-er-animating


  var animating,
    lastTime = 0,
    vendors = ['webkit', 'moz'],
    requestAnimationFrame = window.requestAnimationFrame,
    cancelAnimationFrame = window.cancelAnimationFrame;

  for(; lastTime < vendors.length && !requestAnimationFrame; lastTime++) {
    requestAnimationFrame = window[ vendors[lastTime] + "RequestAnimationFrame" ];
    cancelAnimationFrame = cancelAnimationFrame ||
      window[ vendors[lastTime] + "CancelAnimationFrame" ] || 
      window[ vendors[lastTime] + "CancelRequestAnimationFrame" ];
  }

  function raf() {
    if ( animating ) {
      requestAnimationFrame( raf );
      jQuery.fx.tick();
    }
  }

  if ( requestAnimationFrame ) {
    // use rAF
    window.requestAnimationFrame = requestAnimationFrame;
    window.cancelAnimationFrame = cancelAnimationFrame;
    jQuery.fx.timer = function( timer ) {
      if ( timer() && jQuery.timers.push( timer ) && !animating ) {
        animating = true;
        raf();
      }
    };

    jQuery.fx.stop = function() {
      animating = false;
    };
  } else {
    // polyfill
    window.requestAnimationFrame = function( callback, element ) {
      var currTime = new Date().getTime(),
        timeToCall = Math.max( 0, 16 - ( currTime - lastTime ) ),
        id = window.setTimeout( function() {
          callback( currTime + timeToCall );
        }, timeToCall );
      lastTime = currTime + timeToCall;
      return id;
    };

    window.cancelAnimationFrame = function(id) {
      clearTimeout(id);
    };
      
  }

  }( jQuery ));


  function removeQuotes (string) {
    if (typeof string === 'string' || string instanceof String) {
      string = string.replace(/^[\\/'"]+|(;\s?})+|[\\/'"]+$/g, '');
    }

    return string;
  }

  window.Foundation = {
    name : 'Foundation',

    version : '5.0.0',

    media_queries : {
      small : S('.foundation-mq-small').css('font-family').replace(/^[\/\\'"]+|(;\s?})+|[\/\\'"]+$/g, ''),
      medium : S('.foundation-mq-medium').css('font-family').replace(/^[\/\\'"]+|(;\s?})+|[\/\\'"]+$/g, ''),
      large : S('.foundation-mq-large').css('font-family').replace(/^[\/\\'"]+|(;\s?})+|[\/\\'"]+$/g, ''),
      xlarge: S('.foundation-mq-xlarge').css('font-family').replace(/^[\/\\'"]+|(;\s?})+|[\/\\'"]+$/g, ''),
      xxlarge: S('.foundation-mq-xxlarge').css('font-family').replace(/^[\/\\'"]+|(;\s?})+|[\/\\'"]+$/g, '')
    },

    stylesheet : $('<style></style>').appendTo('head')[0].sheet,

    init : function (scope, libraries, method, options, response) {
      var library_arr,
          args = [scope, method, options, response],
          responses = [];

      // check RTL
      this.rtl = /rtl/i.test(S('html').attr('dir'));

      // set foundation global scope
      this.scope = scope || this.scope;

      if (libraries && typeof libraries === 'string' && !/reflow/i.test(libraries)) {
        if (this.libs.hasOwnProperty(libraries)) {
          responses.push(this.init_lib(libraries, args));
        }
      } else {
        for (var lib in this.libs) {
          responses.push(this.init_lib(lib, libraries));
        }
      }

      return scope;
    },

    init_lib : function (lib, args) {
      if (this.libs.hasOwnProperty(lib)) {
        this.patch(this.libs[lib]);

        if (args && args.hasOwnProperty(lib)) {
          return this.libs[lib].init.apply(this.libs[lib], [this.scope, args[lib]]);
        }

        return this.libs[lib].init.apply(this.libs[lib], args);
      }

      return function () {};
    },

    patch : function (lib) {
      lib.scope = this.scope;
      lib['data_options'] = this.lib_methods.data_options;
      lib['bindings'] = this.lib_methods.bindings;
      lib['S'] = S;
      lib.rtl = this.rtl;
    },

    inherit : function (scope, methods) {
      var methods_arr = methods.split(' ');

      for (var i = methods_arr.length - 1; i >= 0; i--) {
        if (this.lib_methods.hasOwnProperty(methods_arr[i])) {
          this.libs[scope.name][methods_arr[i]] = this.lib_methods[methods_arr[i]];
        }
      }
    },

    random_str : function (length) {
      var chars = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz'.split('');

      if (!length) {
        length = Math.floor(Math.random() * chars.length);
      }

      var str = '';
      for (var i = 0; i < length; i++) {
        str += chars[Math.floor(Math.random() * chars.length)];
      }
      return str;
    },

    libs : {},

    // methods that can be inherited in libraries
    lib_methods : {
      throttle : function(fun, delay) {
        var timer = null;

        return function () {
          var context = this, args = arguments;

          clearTimeout(timer);
          timer = setTimeout(function () {
            fun.apply(context, args);
          }, delay);
        };
      },

      // parses data-options attribute
      data_options : function (el) {
        var opts = {}, ii, p, opts_arr, opts_len,
            data_options = el.data('options');

        if (typeof data_options === 'object') {
          return data_options;
        }

        opts_arr = (data_options || ':').split(';'),
        opts_len = opts_arr.length;

        function isNumber (o) {
          return ! isNaN (o-0) && o !== null && o !== "" && o !== false && o !== true;
        }

        function trim(str) {
          if (typeof str === 'string') return $.trim(str);
          return str;
        }

        // parse options
        for (ii = opts_len - 1; ii >= 0; ii--) {
          p = opts_arr[ii].split(':');

          if (/true/i.test(p[1])) p[1] = true;
          if (/false/i.test(p[1])) p[1] = false;
          if (isNumber(p[1])) p[1] = parseInt(p[1], 10);

          if (p.length === 2 && p[0].length > 0) {
            opts[trim(p[0])] = trim(p[1]);
          }
        }

        return opts;
      },

      delay : function (fun, delay) {
        return setTimeout(fun, delay);
      },

      // test for empty object or array
      empty : function (obj) {
        if (obj.length && obj.length > 0)    return false;
        if (obj.length && obj.length === 0)  return true;

        for (var key in obj) {
          if (hasOwnProperty.call(obj, key))    return false;
        }

        return true;
      },

      register_media : function(media, media_class) {
        if(Foundation.media_queries[media] === undefined) {
          $('head').append('<meta class="' + media_class + '">');
          Foundation.media_queries[media] = removeQuotes($('.' + media_class).css('font-family'));
        }
      },

      addCustomRule : function(rule, media) {
        if(media === undefined) {
          Foundation.stylesheet.insertRule(rule, Foundation.stylesheet.cssRules.length);
        } else {
          var query = Foundation.media_queries[media];
          if(query !== undefined) {
            Foundation.stylesheet.insertRule('@media ' + 
              Foundation.media_queries[media] + '{ ' + rule + ' }');
          }
        }
      },

      loaded : function (image, callback) {
        function loaded () {
          callback(image[0]);
        }

        function bindLoad () {
          this.one('load', loaded);

          if (/MSIE (\d+\.\d+);/.test(navigator.userAgent)) {
            var src = this.attr( 'src' ),
                param = src.match( /\?/ ) ? '&' : '?';

            param += 'random=' + (new Date()).getTime();
            this.attr('src', src + param);
          }
        }

        if (!image.attr('src')) {
          loaded();
          return;
        }

        if (image[0].complete || image[0].readyState === 4) {
          loaded();
        } else {
          bindLoad.call(image);
        }
      },

      bindings : function (method, options) {
        var self = this,
            should_bind_events = !S(this).data(this.name + '-init');

        if (typeof method === 'string') {
          return this[method].call(this);
        }

        if (S(this.scope).is('[data-' + this.name +']')) {
          S(this.scope).data(this.name + '-init', $.extend({}, this.settings, (options || method), this.data_options(S(this.scope))));

          if (should_bind_events) {
            this.events(this.scope);
          }

        } else {
          S('[data-' + this.name + ']', this.scope).each(function () {
            var should_bind_events = !S(this).data(self.name + '-init');

            S(this).data(self.name + '-init', $.extend({}, self.settings, (options || method), self.data_options(S(this))));

            if (should_bind_events) {
              self.events(this);
            }
          });
        }
      }
    }
  };

  $.fn.foundation = function () {
    var args = Array.prototype.slice.call(arguments, 0);

    return this.each(function () {
      Foundation.init.apply(Foundation, [this].concat(args));
      return this;
    });
  };

}(jQuery, this, this.document));