2 * ==================================
4 * Licensed under The MIT License
5 * http://opensource.org/licenses/MIT
6 * ==================================
9 /* ----------------------------------
11 * Licensed under The MIT License
12 * http://opensource.org/licenses/MIT
13 * ---------------------------------- */
16 findModals = function ( target ) {
18 modals = document.querySelectorAll( 'a' );
20 for ( ; target && target !== document; target = target.parentNode ) {
21 for ( i = modals.length; i--; ) { if ( modals[i] === target ) return target; }
25 getModal = function ( event ) {
27 modalToggle = findModals( event.target );
29 if ( !modalToggle || !modalToggle.hash ) return;
31 modal = document.querySelector( modalToggle.hash )
37 window.addEventListener( 'touchend', function ( event ) {
38 var modal = getModal( event );
42 modal.classList.toggle( 'active' );
45 window.addEventListener( 'click', function ( event ) {
46 if ( getModal( event ) ) event.preventDefault();
48 }();/* ----------------------------------
50 * Licensed under The MIT License
51 * http://opensource.org/licenses/MIT
52 * ---------------------------------- */
58 var findPopovers = function (target) {
59 var i, popovers = document.querySelectorAll('a');
60 for (; target && target !== document; target = target.parentNode) {
61 for (i = popovers.length; i--;) { if (popovers[i] === target) return target; }
65 var onPopoverHidden = function () {
66 document.body.removeChild(backdrop);
67 popover.style.display = 'none';
68 popover.removeEventListener('webkitTransitionEnd', onPopoverHidden);
71 var backdrop = function () {
72 var element = document.createElement('div');
74 element.classList.add('backdrop');
76 element.addEventListener('touchend', function () {
77 popover.addEventListener('webkitTransitionEnd', onPopoverHidden);
78 popover.classList.remove('visible');
84 var getPopover = function (e) {
85 var anchor = findPopovers(e.target);
87 if (!anchor || !anchor.hash) return;
89 popover = document.querySelector(anchor.hash);
91 if (!popover || !popover.classList.contains('popover')) return;
96 window.addEventListener('touchend', function (e) {
97 var popover = getPopover(e);
101 popover.style.display = 'block';
102 popover.offsetHeight;
103 popover.classList.add('visible');
105 popover.parentNode.appendChild(backdrop);
108 window.addEventListener('click', function (e) { if (getPopover(e)) e.preventDefault(); });
111 /* ----------------------------------
113 * Licensed under The MIT License
114 * inspired by chris's jquery.pjax.js
115 * http://opensource.org/licenses/MIT
116 * ---------------------------------- */
120 var noop = function () {};
123 // Pushstate cacheing
124 // ==================
127 var maxCacheLength = 20;
128 var cacheMapping = sessionStorage;
130 var transitionMap = {
131 'slide-in' : 'slide-out',
132 'slide-out' : 'slide-in',
137 bartitle : '.bar-title',
138 barfooter : '.bar-footer',
139 barheadersecondary : '.bar-header-secondary'
142 var cacheReplace = function (data, updates) {
144 if (updates) data = getCached(data.id);
145 cacheMapping[data.id] = JSON.stringify(data);
146 window.history.replaceState(data.id, data.title, data.url);
147 domCache[data.id] = document.body.cloneNode(true);
150 var cachePush = function () {
153 var cacheForwardStack = JSON.parse(cacheMapping.cacheForwardStack || '[]');
154 var cacheBackStack = JSON.parse(cacheMapping.cacheBackStack || '[]');
156 cacheBackStack.push(id);
158 while (cacheForwardStack.length) delete cacheMapping[cacheForwardStack.shift()];
159 while (cacheBackStack.length > maxCacheLength) delete cacheMapping[cacheBackStack.shift()];
161 window.history.pushState(null, '', cacheMapping[PUSH.id].url);
163 cacheMapping.cacheForwardStack = JSON.stringify(cacheForwardStack);
164 cacheMapping.cacheBackStack = JSON.stringify(cacheBackStack);
167 var cachePop = function (id, direction) {
168 var forward = direction == 'forward';
169 var cacheForwardStack = JSON.parse(cacheMapping.cacheForwardStack || '[]');
170 var cacheBackStack = JSON.parse(cacheMapping.cacheBackStack || '[]');
171 var pushStack = forward ? cacheBackStack : cacheForwardStack;
172 var popStack = forward ? cacheForwardStack : cacheBackStack;
174 if (PUSH.id) pushStack.push(PUSH.id);
177 cacheMapping.cacheForwardStack = JSON.stringify(cacheForwardStack);
178 cacheMapping.cacheBackStack = JSON.stringify(cacheBackStack);
181 var getCached = function (id) {
182 return JSON.parse(cacheMapping[id] || null) || {};
185 var getTarget = function (e) {
186 var target = findTarget(e.target);
194 || location.protocol !== target.protocol
195 || location.host !== target.host
196 || !target.hash && /#/.test(target.href)
197 || target.hash && target.href.replace(target.hash, '') === location.href.replace(location.hash, '')
198 || target.getAttribute('data-ignore') == 'push'
205 // Main event handlers (touchend, popstate)
206 // ==========================================
208 var touchend = function (e) {
209 var target = getTarget(e);
218 timeout : target.getAttribute('data-timeout'),
219 transition : target.getAttribute('data-transition')
223 var popstate = function (e) {
231 var transitionFromObj;
234 if (!id || !cacheMapping[id]) return;
236 direction = PUSH.id < id ? 'forward' : 'back';
238 cachePop(id, direction);
240 activeObj = getCached(id);
241 activeDom = domCache[id];
243 if (activeObj.title) document.title = activeObj.title;
245 if (direction == 'back') {
246 transitionFrom = JSON.parse(direction == 'back' ? cacheMapping.cacheForwardStack : cacheMapping.cacheBackStack);
247 transitionFromObj = getCached(transitionFrom[transitionFrom.length - 1]);
249 transitionFromObj = activeObj;
252 if (direction == 'back' && !transitionFromObj.id) return PUSH.id = id;
254 transition = direction == 'back' ? transitionMap[transitionFromObj.transition] : transitionFromObj.transition;
260 title : activeObj.title,
261 timeout : activeObj.timeout,
262 transition : transition,
267 if (transitionFromObj.transition) {
268 activeObj = extendWithDom(activeObj, '.content', activeDom.cloneNode(true));
270 barElement = document.querySelector(bars[key])
271 if (activeObj[key]) swapContent(activeObj[key], barElement);
272 else if (barElement) barElement.parentNode.removeChild(barElement);
277 (activeObj.contents || activeDom).cloneNode(true),
278 document.querySelector('.content'),
284 document.body.offsetHeight; // force reflow to prevent scroll
288 // Core PUSH functionality
289 // =======================
291 var PUSH = function (options) {
296 options.container = options.container || options.transition ? document.querySelector('.content') : document.body;
299 options[key] = options[key] || document.querySelector(bars[key]);
302 if (xhr && xhr.readyState < 4) {
303 xhr.onreadystatechange = noop;
307 xhr = new XMLHttpRequest();
308 xhr.open('GET', options.url, true);
309 xhr.setRequestHeader('X-PUSH', 'true');
311 xhr.onreadystatechange = function () {
312 if (options._timeout) clearTimeout(options._timeout);
313 if (xhr.readyState == 4) xhr.status == 200 ? success(xhr, options) : failure(options.url);
319 url : window.location.href,
320 title : document.title,
321 timeout : options.timeout,
326 if (options.timeout) {
327 options._timeout = setTimeout(function () { xhr.abort('timeout'); }, options.timeout);
332 if (xhr.readyState && !options.ignorePush) cachePush();
339 var success = function (xhr, options) {
342 var data = parseXHR(xhr, options);
344 if (!data.contents) return locationReplace(options.url);
346 if (data.title) document.title = data.title;
348 if (options.transition) {
350 barElement = document.querySelector(bars[key])
351 if (data[key]) swapContent(data[key], barElement);
352 else if (barElement) barElement.parentNode.removeChild(barElement);
356 swapContent(data.contents, options.container, options.transition, function () {
358 id : options.id || +new Date,
361 timeout : options.timeout,
362 transition : options.transition
364 triggerStateChange();
367 if (!options.ignorePush && window._gaq) _gaq.push(['_trackPageview']) // google analytics
368 if (!options.hash) return;
371 var failure = function (url) {
372 throw new Error('Could not get: ' + url)
379 var swapContent = function (swap, container, transition, complete) {
381 var containerDirection;
385 if (container) container.innerHTML = swap.innerHTML;
386 else if (swap.classList.contains('content')) document.body.appendChild(swap);
387 else document.body.insertBefore(swap, document.querySelector('.content'));
389 enter = /in$/.test(transition);
391 if (transition == 'fade') {
392 container.classList.add('in');
393 container.classList.add('fade');
394 swap.classList.add('fade');
397 if (/slide/.test(transition)) {
398 swap.classList.add(enter ? 'right' : 'left');
399 swap.classList.add('slide');
400 container.classList.add('slide');
403 container.parentNode.insertBefore(swap, container);
406 if (!transition) complete && complete();
408 if (transition == 'fade') {
409 container.offsetWidth; // force reflow
410 container.classList.remove('in');
411 container.addEventListener('webkitTransitionEnd', fadeContainerEnd);
413 function fadeContainerEnd() {
414 container.removeEventListener('webkitTransitionEnd', fadeContainerEnd);
415 swap.classList.add('in');
416 swap.addEventListener('webkitTransitionEnd', fadeSwapEnd);
418 function fadeSwapEnd () {
419 swap.removeEventListener('webkitTransitionEnd', fadeSwapEnd);
420 container.parentNode.removeChild(container);
421 swap.classList.remove('fade');
422 swap.classList.remove('in');
423 complete && complete();
427 if (/slide/.test(transition)) {
428 container.offsetWidth; // force reflow
429 swapDirection = enter ? 'right' : 'left'
430 containerDirection = enter ? 'left' : 'right'
431 container.classList.add(containerDirection);
432 swap.classList.remove(swapDirection);
433 swap.addEventListener('webkitTransitionEnd', slideEnd);
435 function slideEnd() {
436 swap.removeEventListener('webkitTransitionEnd', slideEnd);
437 swap.classList.remove('slide');
438 swap.classList.remove(swapDirection);
439 container.parentNode.removeChild(container);
440 complete && complete();
445 var triggerStateChange = function () {
446 var e = new CustomEvent('push', {
447 detail: { state: getCached(PUSH.id) },
452 window.dispatchEvent(e);
455 var findTarget = function (target) {
456 var i, toggles = document.querySelectorAll('a');
457 for (; target && target !== document; target = target.parentNode) {
458 for (i = toggles.length; i--;) { if (toggles[i] === target) return target; }
462 var locationReplace = function (url) {
463 window.history.replaceState(null, '', '#');
464 window.location.replace(url);
467 var parseURL = function (url) {
468 var a = document.createElement('a'); a.href = url; return a;
471 var extendWithDom = function (obj, fragment, dom) {
475 for (i in obj) result[i] = obj[i];
477 Object.keys(bars).forEach(function (key) {
478 var el = dom.querySelector(bars[key]);
479 if (el) el.parentNode.removeChild(el);
483 result.contents = dom.querySelector(fragment);
488 var parseXHR = function (xhr, options) {
492 var responseText = xhr.responseText;
494 data.url = options.url;
496 if (!responseText) return data;
498 if (/<html/i.test(responseText)) {
499 head = document.createElement('div');
500 body = document.createElement('div');
501 head.innerHTML = responseText.match(/<head[^>]*>([\s\S.]*)<\/head>/i)[0]
502 body.innerHTML = responseText.match(/<body[^>]*>([\s\S.]*)<\/body>/i)[0]
504 head = body = document.createElement('div');
505 head.innerHTML = responseText;
508 data.title = head.querySelector('title');
509 data.title = data.title && data.title.innerText.trim();
511 if (options.transition) data = extendWithDom(data, '.content', body);
512 else data.contents = body;
518 // Attach PUSH event handlers
519 // ==========================
521 window.addEventListener('touchstart', function () { isScrolling = false; });
522 window.addEventListener('touchmove', function () { isScrolling = true; })
523 window.addEventListener('touchend', touchend);
524 window.addEventListener('click', function (e) { if (getTarget(e)) e.preventDefault(); });
525 window.addEventListener('popstate', popstate);
527 }();/* ----------------------------------
529 * Licensed under The MIT License
530 * http://opensource.org/licenses/MIT
531 * ---------------------------------- */
534 var getTarget = function (target) {
535 var i, popovers = document.querySelectorAll('.segmented-controller li a');
536 for (; target && target !== document; target = target.parentNode) {
537 for (i = popovers.length; i--;) { if (popovers[i] === target) return target; }
541 window.addEventListener("touchend", function (e) {
546 var className = 'active';
547 var classSelector = '.' + className;
548 var targetAnchor = getTarget(e.target);
550 if (!targetAnchor) return;
552 targetTab = targetAnchor.parentNode;
553 activeTab = targetTab.parentNode.querySelector(classSelector);
555 if (activeTab) activeTab.classList.remove(className);
557 targetTab.classList.add(className);
559 if (!targetAnchor.hash) return;
561 targetBody = document.querySelector(targetAnchor.hash);
563 if (!targetBody) return;
565 activeBody = targetBody.parentNode.querySelector(classSelector);
567 if (activeBody) activeBody.classList.remove(className);
569 targetBody.classList.add(className)
572 window.addEventListener('click', function (e) { if (getTarget(e.target)) e.preventDefault(); });
573 }();/* ----------------------------------
575 * Licensed under The MIT License
576 * Adapted from Brad Birdsall's swipe
577 * http://opensource.org/licenses/MIT
578 * ---------------------------------- */
596 var getSlider = function (target) {
597 var i, sliders = document.querySelectorAll('.slider ul');
598 for (; target && target !== document; target = target.parentNode) {
599 for (i = sliders.length; i--;) { if (sliders[i] === target) return target; }
603 var getScroll = function () {
604 var translate3d = slider.style.webkitTransform.match(/translate3d\(([^,]*)/);
605 return parseInt(translate3d ? translate3d[1] : 0)
608 var setSlideNumber = function (offset) {
609 var round = offset ? (deltaX < 0 ? 'ceil' : 'floor') : 'round';
610 slideNumber = Math[round](getScroll() / ( scrollableArea / slider.children.length) );
611 slideNumber += offset;
612 slideNumber = Math.min(slideNumber, 0);
613 slideNumber = Math.max(-(slider.children.length - 1), slideNumber);
616 var onTouchStart = function (e) {
617 slider = getSlider(e.target);
621 var firstItem = slider.querySelector('li');
623 scrollableArea = firstItem.offsetWidth * slider.children.length;
624 isScrolling = undefined;
625 sliderWidth = slider.offsetWidth;
627 lastSlide = -(slider.children.length - 1);
628 startTime = +new Date;
629 pageX = e.touches[0].pageX;
630 pageY = e.touches[0].pageY;
634 slider.style['-webkit-transition-duration'] = 0;
637 var onTouchMove = function (e) {
638 if (e.touches.length > 1 || !slider) return; // Exit if a pinch || no slider
640 deltaX = e.touches[0].pageX - pageX;
641 deltaY = e.touches[0].pageY - pageY;
642 pageX = e.touches[0].pageX;
643 pageY = e.touches[0].pageY;
645 if (typeof isScrolling == 'undefined') {
646 isScrolling = Math.abs(deltaY) > Math.abs(deltaX);
649 if (isScrolling) return;
651 offsetX = (deltaX / resistance) + getScroll();
655 resistance = slideNumber == 0 && deltaX > 0 ? (pageX / sliderWidth) + 1.25 :
656 slideNumber == lastSlide && deltaX < 0 ? (Math.abs(pageX) / sliderWidth) + 1.25 : 1;
658 slider.style.webkitTransform = 'translate3d(' + offsetX + 'px,0,0)';
661 var onTouchEnd = function (e) {
662 if (!slider || isScrolling) return;
665 (+new Date) - startTime < 1000 && Math.abs(deltaX) > 15 ? (deltaX < 0 ? -1 : 1) : 0
668 offsetX = slideNumber * sliderWidth;
670 slider.style['-webkit-transition-duration'] = '.2s';
671 slider.style.webkitTransform = 'translate3d(' + offsetX + 'px,0,0)';
673 e = new CustomEvent('slide', {
674 detail: { slideNumber: Math.abs(slideNumber) },
679 slider.parentNode.dispatchEvent(e);
682 window.addEventListener('touchstart', onTouchStart);
683 window.addEventListener('touchmove', onTouchMove);
684 window.addEventListener('touchend', onTouchEnd);
687 /* ----------------------------------
689 * Licensed under The MIT License
690 * http://opensource.org/licenses/MIT
691 * ---------------------------------- */
696 var touchMove = false;
697 var distanceX = false;
700 var findToggle = function (target) {
701 var i, toggles = document.querySelectorAll('.toggle');
702 for (; target && target !== document; target = target.parentNode) {
703 for (i = toggles.length; i--;) { if (toggles[i] === target) return target; }
707 window.addEventListener('touchstart', function (e) {
708 e = e.originalEvent || e;
710 toggle = findToggle(e.target);
714 var handle = toggle.querySelector('.toggle-handle');
715 var toggleWidth = toggle.offsetWidth;
716 var handleWidth = handle.offsetWidth;
717 var offset = toggle.classList.contains('active') ? toggleWidth - handleWidth : 0;
719 start = { pageX : e.touches[0].pageX - offset, pageY : e.touches[0].pageY };
722 // todo: probably should be moved to the css
723 toggle.style['-webkit-transition-duration'] = 0;
726 window.addEventListener('touchmove', function (e) {
727 e = e.originalEvent || e;
729 if (e.touches.length > 1) return; // Exit if a pinch
733 var handle = toggle.querySelector('.toggle-handle');
734 var current = e.touches[0];
735 var toggleWidth = toggle.offsetWidth;
736 var handleWidth = handle.offsetWidth;
737 var offset = toggleWidth - handleWidth;
740 distanceX = current.pageX - start.pageX;
742 if (Math.abs(distanceX) < Math.abs(current.pageY - start.pageY)) return;
746 if (distanceX < 0) return handle.style.webkitTransform = 'translate3d(0,0,0)';
747 if (distanceX > offset) return handle.style.webkitTransform = 'translate3d(' + offset + 'px,0,0)';
749 handle.style.webkitTransform = 'translate3d(' + distanceX + 'px,0,0)';
751 toggle.classList[(distanceX > (toggleWidth/2 - handleWidth/2)) ? 'add' : 'remove']('active');
754 window.addEventListener('touchend', function (e) {
757 var handle = toggle.querySelector('.toggle-handle');
758 var toggleWidth = toggle.offsetWidth;
759 var handleWidth = handle.offsetWidth;
760 var offset = toggleWidth - handleWidth;
761 var slideOn = (!touchMove && !toggle.classList.contains('active')) || (touchMove && (distanceX > (toggleWidth/2 - handleWidth/2)));
763 if (slideOn) handle.style.webkitTransform = 'translate3d(' + offset + 'px,0,0)';
764 else handle.style.webkitTransform = 'translate3d(0,0,0)';
766 toggle.classList[slideOn ? 'add' : 'remove']('active');
768 e = new CustomEvent('toggle', {
769 detail: { isActive: slideOn },
774 toggle.dispatchEvent(e);